CN218300088U

CN218300088U - Battery system and heavy truck

Info

Publication number: CN218300088U
Application number: CN202222564294.3U
Authority: CN
Inventors: 李鑫; 李玉军; 侯艳丽; 李鸿键; 白英; 边立富; 黄成义; 吕蔚铭; 宋云峰; 孙硕
Original assignee: Beijing Shengneng Energy Technology Co Ltd
Current assignee: Beijing Shengneng Energy Technology Co Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-01-13
Anticipated expiration: 2032-09-27

Abstract

The utility model belongs to the technical field of the battery, specifically disclose a battery system, this battery system includes a plurality of battery modules, and a plurality of battery modules pile up the setting, and every battery module's connection frame can dismantle with adjacent battery module's connection frame and be connected, and its simple structure, assembly are easy, and battery module's number can make into the battery system of different specifications as required, and nimble suitability is good, satisfies the production needs. The embodiment also provides a heavy truck which comprises the battery system, wherein the battery system is arranged on the heavy truck and can provide a power source for the heavy truck.

Description

Battery system and heavy truck

Technical Field

The utility model relates to a battery technology field especially relates to a battery system and heavily block.

Background

The frame of the current heavy truck battery system mainly comprises two design schemes, wherein one of the two design schemes adopts an integrally welded frame structure, battery fixing point positions are arranged in the frame, a layered arrangement scheme is adopted, and a battery pack is pushed into the frame from the side surface to be installed and fixed when being installed; and secondly, the external frame is integrally welded, the fixing frame of the internal battery pack is connected with the external frame through bolts, the mounting frame of the battery pack is hoisted into the external frame in a layered mode during mounting, then the battery pack is mounted on the battery mounting frame, the battery pack is hoisted and enters the battery mounting frame, the battery pack is mounted respectively, and the mounting difficulty is high.

Therefore, a battery system and a heavy truck are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery system and heavily block, battery system piles up by a plurality of standardized battery module and forms, its simple structure, and the installation is easy, and assembly efficiency is higher.

To achieve the purpose, the utility model adopts the following technical proposal:

in one aspect, the utility model provides a battery system, this battery system includes:

the battery pack is mounted on the connecting frame, and the connecting frame of each battery module is detachably connected with the connecting frame of the adjacent battery module;

the battery pack is characterized in that the connecting frame comprises a stand column and an installation frame, the stand column is fixedly connected with the installation frame, a bracket is arranged on the installation frame, the battery pack is fixed on the bracket, and the stand column is adjacent to the connection frame and can be detachably connected.

Optionally, the battery system includes a connecting member, a fixing foot is disposed at a bottom foot of the pillar, a fixing hole is disposed on the fixing foot, and the connecting member passes through the fixing hole and fixes the fixing foot on the mounting frame of the adjacent connecting frame.

Optionally, two fixing feet are arranged at the bottom feet of the upright post, and the fixing feet are arranged on two opposite side surfaces or two adjacent side surfaces of the upright post.

Optionally, the connecting frame further comprises a connecting column, the vertical column is arranged in a hollow manner, and two ends of the connecting column are respectively inserted into the vertical columns of the two adjacent connecting frames.

Optionally, the battery system includes the plug connector, be equipped with first spacing hole on the stand, be equipped with the spacing hole of second on the spliced pole, the plug connector passes in proper order first spacing hole with the setting of the spacing hole of second.

Optionally, the first limiting hole and the second limiting hole are provided with a plurality of limiting holes, the first limiting hole is arranged along the circumferential direction of the stand column, and the second limiting hole is arranged on the connecting column at a position corresponding to the first limiting hole.

Optionally, two ends of the connecting column are provided with limiting protrusions, and the limiting protrusions are abutted to the top end or the bottom foot of the upright column.

Optionally, each connecting frame is provided with at least two battery packs, and the battery packs are adjacently arranged on the connecting frame.

On the other hand, the utility model provides a heavy truck, battery system including in any one of the above-mentioned scheme, battery system installs on the heavy truck.

The utility model has the advantages that:

the utility model provides a battery system, this battery system include a plurality of battery module, and a plurality of battery module pile up the setting, and every battery module all includes battery package and connection frame, and the battery package is installed on connection frame, and every battery module's connection frame can dismantle with adjacent battery module's connection frame and be connected, and its simple structure, assembly are easy, and battery module's number can be as required, makes into the battery system of different specifications, and nimble suitability is good, satisfies the production needs. And in the use process of the battery system, if a battery pack on a certain layer fails, the battery module can be flexibly dismounted, so that the battery module is convenient to repair and maintain.

The embodiment also provides a heavy truck which comprises the battery system, wherein the battery system is arranged on the heavy truck and can provide a power source for the heavy truck. Because the standardized battery module in the battery system in the embodiment can be flexibly assembled, the battery system can meet the requirements of heavy trucks of various types, and the battery system is very simple and convenient to disassemble and assemble and easy to operate.

Drawings

Fig. 1 is a schematic structural diagram of a battery system provided in a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a battery module provided in a first embodiment of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure:

100. a battery module; 110. a battery pack; 120. a connecting frame; 121. a column; 122. installing a frame; 123. a bracket; 124. a fixing leg; 1241. and (7) fixing holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

As shown in fig. 1 to 3, the present embodiment provides a battery system including a plurality of battery modules 100. In the present embodiment, four battery modules 100 are taken as an example, the four battery modules 100 are stacked, each battery module 100 includes a battery pack 110 and a connecting frame 120, the battery pack 110 is mounted on the connecting frame 120, and the connecting frame 120 of each battery module 100 is detachably connected to the connecting frame 120 of the adjacent battery module 100. During installation, the connecting frames 120 of the battery modules 100 can be lifted and placed on the connecting frames 120 of the battery modules 100 positioned at the bottom layer, then the connecting frames 120 of the battery modules 100 at the upper layer are fixed with the connecting frames 120 of the battery modules 100 at the bottom layer, and the rest is done in turn, so that the installation work of the battery system is completed, the structure is simple, the assembly is easy, the number of the battery modules 100 can be made into the battery systems with different specifications as required, the flexibility and the applicability are good, and the production requirements are met. In addition, in the using process of the battery system, if a certain layer of the battery pack 110 has a fault, the battery module 100 can be flexibly removed, so that the battery module is convenient to repair and maintain.

With reference to fig. 2, the connecting frame 120 in this embodiment includes a vertical column 121 and a mounting frame 122, the vertical column 121 is fixedly connected to the mounting frame 122, a bracket 123 is disposed on the mounting frame 122, the battery pack 110 is fixed to the bracket 123, a fixing leg 124 is disposed at a bottom of the vertical column 121, and the fixing leg 124 is connected to an upper end surface of the mounting frame 122 of the adjacent connecting frame 120.

As an optional solution, in the present embodiment, two battery packs 110 are disposed on each connecting frame 120, and the two battery packs 110 are disposed adjacent to each other on the connecting frame 120. Of course, in other embodiments, each connecting frame 120 may also be provided with three or four battery packs 110, and the like, which is not limited in this embodiment.

Further, six columns 121 are arranged at the bottom of the mounting frame 122 in this embodiment, wherein four columns 121 are arranged at four corners of the mounting frame 122, two columns 121 are arranged at the middle positions of the frame of the mounting frame 122, two columns 121 located at the middle positions of the frame can support the mounting frame 122 well, so as to avoid overweight of the weight of the battery pack 110, which leads to deformation of the mounting frame 122, which is beneficial to prolonging the service life of the connection frame 120, two fixing feet 124 are arranged at the bottom feet of the columns 121 located at the four corners of the mounting frame 122, the two fixing feet 124 are respectively arranged at two adjacent side surfaces of the columns 121, two columns 121 located at the middle positions of the frame of the mounting frame 122 are also provided with the two fixing feet 124, the two fixing feet 124 are respectively arranged at two opposite side surfaces of the columns 121, by arranging the two fixing feet 124 on the columns 121, firm fixation between the columns 121 and the mounting frame 122 of the adjacent battery module 100 is ensured, the connection strength is higher, and the stability of fixation of the whole battery system is ensured.

As an alternative, with continued reference to fig. 3, the battery system in this embodiment includes a connector, and the fixing pin 124 is provided with a fixing hole 1241, and after the connector passes through the fixing hole 1241, the fixing pin 124 is fixed on the mounting frame 122 of the adjacent connecting frame 120. Illustratively, in some embodiments, the connecting member may be a bolt or a screw, which is easily available, low in cost and good in fixing effect. Of course, in other embodiments, the connecting member may be fixed by using other parts, which is not limited in this embodiment.

The embodiment also provides a heavy truck which comprises the battery system, wherein the battery system is arranged on the heavy truck and can provide a power source for the heavy truck. Since the battery modules 100 in the battery system in this embodiment can be flexibly assembled, the battery system can meet the requirements of heavy trucks of various types, and the battery system is very simple and convenient to disassemble and assemble and easy to operate.

Example two

The present embodiment also provides a battery system, which is different from the battery system of the first embodiment in that: the connecting frames 120 in this embodiment further include connecting columns (not shown in the drawings), the upright columns 121 are fixedly connected with the mounting frame 122, the mounting frame 122 is provided with the bracket 123, the battery pack 110 is fixed on the bracket 123, the upright columns 121 are hollow, and two ends of the connecting columns are respectively inserted into the upright columns 121 of two adjacent connecting frames 120, so that the mounting work of adjacent battery modules 100 is completed, and the fixing effect is good. And because the two ends of the connecting column are respectively inserted into the upright columns 121 corresponding to the two adjacent battery modules 100 one by one, the upright columns 121 have a limiting effect on the connecting column, so that the mounting precision of the battery system is high, and the connection strength between the battery modules 100 of the battery system is high.

Further, for guaranteeing that the distance between two adjacent battery module 100 equals, the both ends of spliced pole are equipped with spacing arch, two spacing archs respectively with stand 121's top or footing butt to guarantee that the distance homogeneous phase between per two battery module 100 is the same, the specification of product is unified, is favorable to batch production and use.

As an optional scheme, the battery system in this embodiment further includes a plug connector, a first limit hole is formed in the stand column 121, a second limit hole is formed in the connecting column, and the plug connector sequentially passes through the first limit hole and the second limit hole, so that the connecting column and the stand column 121 are fixedly connected, a good fixing effect between two adjacent battery modules 100 is ensured, and the connection strength is high.

Further, the cross section of the upright post 121 in this embodiment is square, four first limiting holes and four second limiting holes are provided, four first limiting holes are circumferentially provided on each side surface of the upright post 121, and four second limiting holes and four first limiting holes are provided on the connecting post in a one-to-one correspondence manner. Of course, in other embodiments, the cross section of the pillar 121 may also be circular, which is not limited in this embodiment.

The rest of the structure in this embodiment is the same as that in the first embodiment, and is not described here.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A battery system, comprising:

a plurality of battery modules (100), wherein the plurality of battery modules (100) are stacked, each battery module (100) comprises a battery pack (110) and a connecting frame (120), the battery pack (110) is mounted on the connecting frame (120), and the connecting frame (120) of each battery module (100) is detachably connected with the connecting frame (120) of the adjacent battery module (100);

connecting frame (120) include stand (121) and installing frame (122), stand (121) with installing frame (122) fixed connection, be equipped with bracket (123) on installing frame (122), battery package (110) are fixed on bracket (123), stand (121) and adjacent connecting frame (120) can be dismantled and be connected.

2. The battery system according to claim 1, wherein the battery system comprises a connector, a fixing foot (124) is provided at a foot of the upright column (121), a fixing hole (1241) is provided on the fixing foot (124), and the connector is disposed through the fixing hole (1241) and fixes the fixing foot (124) to the mounting frame (122) of the adjacent connecting frame (120).

3. The battery system according to claim 2, characterized in that two fixing feet (124) are arranged at the bottom of the upright (121), and the fixing feet (124) are arranged on two opposite sides or two adjacent sides of the upright (121).

4. The battery system according to claim 1, wherein the connecting frames (120) further comprise connecting columns, the vertical columns (121) are hollow, and two ends of the connecting columns are respectively inserted into the vertical columns (121) of two adjacent connecting frames (120).

5. The battery system according to claim 4, wherein the battery system comprises a plug connector, a first limiting hole is formed in the column (121), a second limiting hole is formed in the connecting column, and the plug connector sequentially penetrates through the first limiting hole and the second limiting hole.

6. The battery system according to claim 5, wherein the first position-limiting holes and the second position-limiting holes are provided in plural, the plural first position-limiting holes are provided along a circumferential direction of the upright (121), and the plural second position-limiting holes are provided on the connecting column at positions corresponding to the first position-limiting holes.

7. The battery system according to claim 4, wherein the two ends of the connecting column are provided with limiting protrusions which are abutted against the top end or the bottom of the upright column (121).

8. The battery system according to any one of claims 1-7, wherein at least two battery packs (110) are provided on each connecting frame (120), the battery packs (110) being adjacently provided on the connecting frame (120).

9. A heavy truck comprising the battery system of any one of claims 1-8 mounted thereon.