CN217239541U

CN217239541U - Lithium ion energy battery pack

Info

Publication number: CN217239541U
Application number: CN202220325432.XU
Authority: CN
Inventors: 陈苏杨; 林伟
Original assignee: Nantong Guoxuan New Energy Technology Co Ltd
Current assignee: Nantong Guoxuan New Energy Technology Co Ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-08-19
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses a lithium ion energy battery pack, which comprises a battery box, wherein a plurality of battery box brackets are arranged in the battery box, a lithium battery module is arranged between two adjacent battery box brackets, a long screw rod is arranged on each lithium battery module in a penetrating way, and two ends of the long screw rod are correspondingly fixed on the two adjacent battery box brackets; insulation plates are pasted and covered on two end faces of each lithium battery module, and all the lithium battery modules are connected in series through pole pieces; the panel of the battery box is provided with a high-voltage connector and a protection module, and the high-voltage connector and the protection device are connected with a main circuit of the lithium battery module. The product plays a certain external force protection role on the battery module in the battery box, and the module in the battery box is reliable to mount and dismount and is convenient to assemble and use; through the series-parallel connection module, the energy density of the battery is improved, and the battery pack is simple to manufacture and convenient to use.

Description

Lithium ion energy battery pack

Technical Field

The utility model relates to a lithium ion battery field especially relates to a lithium ion energy battery package.

Background

In the field of lithium ion batteries, how to improve the energy density of the battery is the first requirement for designing the battery. The capacity is not enough, the unit price is lower, the recycling is good, the safety is higher, and the manufactured battery can be free from the question. Therefore, it is desirable to provide a novel lithium ion energy square battery pack capable of improving energy density.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a lithium ion energy battery pack.

In order to solve the technical problem, the utility model discloses a technical scheme is: a lithium ion energy battery pack comprises a battery box, wherein a plurality of battery box supports are arranged in the battery box, a lithium battery module is arranged between two adjacent battery box supports, a long screw rod penetrates through each lithium battery module, and two ends of each long screw rod are correspondingly fixed on the two adjacent battery box supports;

insulation plates are pasted and covered on two end faces of each lithium battery module, and all the lithium battery modules are connected in series through pole pieces;

be provided with high-voltage connector and protection module on the panel of battery box, high-voltage connector, protection device all are connected with the main circuit of lithium cell module.

Further, the lithium battery module includes the module box and is located the electric core module in the module box, and the long screw rod is worn to establish in the module box.

Further, the electric core module comprises five groups of battery packs connected in series, and each battery pack is formed by connecting twenty cylindrical lithium batteries in parallel.

Furtherly, the electric core module in the battery box is provided with four groups altogether, and four groups of electric core modules establish ties.

Further, four groups of electric core modules are parallel arrangement on same horizontal plane.

Furthermore, the protection module is an energy storage battery management system which is composed of a CAN bus and a main control unit.

Further, a handle is arranged on a panel of the battery box.

The utility model discloses a lithium ion energy battery pack, which is a novel lithium ion energy square battery pack for improving energy density, and plays a certain external force protection role for the battery module in the battery pack through a battery box, the module in the battery box is reliable to mount and dismount, and the assembly and the use are convenient; through the series-parallel module, the energy density of the battery is improved, and the battery pack is simple to manufacture and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a battery box; 2. a battery box support; 3. a lithium battery module; 4. an insulating plate; 5. pole pieces; 6. a high voltage connector; 7. a protection module; 8. a long screw; 31. a modular cartridge; 32. battery cell module.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The lithium ion energy battery pack as shown in fig. 1 comprises a battery box 1, wherein the battery box 1 is a metal plate box body, the metal plate box body protects a battery module inside the battery box 1, a plurality of battery box supports 2 are arranged in the battery box 1, the battery box supports are fixed on a base of the battery box 1, and a lithium battery module 3 is arranged between every two adjacent battery box supports 2, so that the lithium battery module 3 is fixed on the base of the battery box 1 through the battery box supports, a long screw 8 penetrates through each lithium battery module 3, and two ends of each long screw 8 are correspondingly fixed on the two adjacent battery box supports 2; the module in the battery box is reliably assembled and disassembled, and is convenient to assemble and use. Insulation plates 4 are pasted and covered on two end faces of each lithium battery module 3, and all the lithium battery modules 3 are connected in series through pole pieces 5; be provided with high-voltage connector 6 and protection module 7 on the front panel of battery box 1, high-voltage connector 6, protection device 7 all are connected with the main circuit of lithium cell module 3, and protection module 7 is the Energy Storage Battery Management System (ESBMS) that adopts CAN bus and main control unit (ESBCM) to constitute, and the overcharge of energy storage battery management system to the battery, overdischarge, overflow, short circuit, temperature monitoring protection. The protection module is a slave control module which is suitable for a lithium battery management system and integrates a passive equalization function, provides a real-time monitoring function of voltage and temperature of a single battery, has heat management and passive equalization capabilities, and belongs to the prior art in the field of lithium ion batteries.

In addition, a handle 9 convenient to carry is arranged on the front panel of the battery box.

The utility model discloses a lithium battery module 3 includes module box 31 and is located the electric core module 32 of module box 31, wears to be equipped with a long screw 8 on every module box 31, and long screw 8's both ends correspondence is fixed on two adjacent battery box supports 2. This embodiment has four lithium battery module 3, has four groups of electric core modules 32, and four groups of electric core modules 32 are parallel arrangement on same horizontal plane. Each cell module 32 includes five groups of series-connected battery packs, and each battery pack is formed by connecting twenty cylindrical lithium batteries in parallel. From this, 5 cluster 20 and the module (the specification is 16V300AH) are constituteed to every electric core module 32, and the electric core module 32 in the battery box 1 is provided with four groups altogether, and four groups of electric core modules 32 are established ties, and the module (the specification is 64V300AH) of 20 cluster 20 and are constituteed to four groups of electric core modules 32, consequently, improve the energy density of battery greatly.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.

Claims

1. A lithium ion energy battery pack, characterized in that: the lithium battery box comprises a battery box (1), wherein a plurality of battery box supports (2) are arranged in the battery box (1), a lithium battery module (3) is arranged between two adjacent battery box supports (2), a long screw (8) penetrates through each lithium battery module (3), and two ends of each long screw (8) are correspondingly fixed on the two adjacent battery box supports (2);

insulation plates (4) are attached to two end faces of each lithium battery module (3), and all the lithium battery modules (3) are connected in series through pole pieces (5);

the panel of the battery box (1) is provided with a high-voltage connector (6) and a protection module (7), and the high-voltage connector (6) and the protection module (7) are connected with a main circuit of the lithium battery module (3).

2. The lithium-ion energy battery pack of claim 1, wherein: lithium cell module (3) are including module box (31) and be located battery core module (32) in module box (31), long screw rod (8) are worn to establish in module box (31).

3. The lithium ion energy battery pack of claim 2, wherein: the battery cell module (32) comprises five groups of battery packs connected in series, and each battery pack is formed by connecting twenty cylindrical lithium batteries in parallel.

4. The lithium-ion energy battery pack of claim 3, wherein: the battery cell module (32) in the battery box (1) is provided with four groups, and the four groups of battery cell modules (32) are connected in series.

5. The lithium-ion energy battery pack of claim 4, wherein: the four groups of battery cell modules (32) are arranged in parallel on the same horizontal plane.

6. The lithium-ion energy battery pack of claim 5, wherein: the protection module (7) is an energy storage battery management system which is composed of a CAN bus and a main control unit.

7. The lithium-ion energy battery pack of claim 6, wherein: a lifting handle (9) is arranged on the panel of the battery box.