CN215896520U

CN215896520U - Energy storage lithium cell PACK box

Info

Publication number: CN215896520U
Application number: CN202121892612.8U
Authority: CN
Inventors: 包玲钰
Original assignee: Hainachuan Haila Electronics Jiangsu Co ltd
Current assignee: Hainachuan Haila Electronics Jiangsu Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-22
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses an energy storage lithium battery PACK box, which comprises a box body and a module, wherein the module is arranged in the box body, the module comprises a module body, a plurality of battery cells and a partition plate, the battery cells and the partition plate are arranged in the module body, the partition plate is arranged between two adjacent battery cells, the partition plate comprises a rectangular body, the middle part of the rectangular body is provided with a first through hole, the rectangular body is divided into a left frame and a right frame which are opposite by the first through hole, the surfaces of the left frame and the right frame are respectively provided with a wavy groove body, and the groove bodies of the left frame and the right frame are corresponding in position; grooves and through holes are formed in the partition plate, and corresponding air channels in the module are increased, so that air channels passing through each electric core are formed in the PACK box body, and airflow is ensured to pass through the electric cores in the module, so that the cooling effect is increased; be provided with the fan in the PACK box, the box back plate is provided with a plurality of air intakes for electric core during operation reduces electric core temperature.

Description

Energy storage lithium cell PACK box

Technical Field

The utility model relates to the technical field of heat dissipation of automobile parts, in particular to an energy storage lithium battery PACK box.

Background

In recent years, with the advantages of large energy density, high output power, long charging and discharging life and the like of a lithium battery cell, the lithium battery cell is widely applied to the field of energy storage, and a large container type energy storage mode is a main energy storage mode at present. In order to improve the overall energy density, more energy storage is arranged, the number of lithium battery pack boxes is increased to the maximum extent in a limited space, and the difference of energy storage application environments is large, so that the temperature control of the battery cell is very important. The existing scheme is that the whole storage space is cooled through an air conditioner, but actually, the temperature of an independent battery cell is still high, and the risk of thermal runaway exists.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects of the prior art, the utility model provides an energy storage lithium battery cell PACK box body which can effectively cool a single battery cell box body and solve the problem of possible thermal runaway.

The technical scheme is as follows: the energy storage lithium battery PACK box comprises a box body and a module, wherein the module is arranged in the box body, the module comprises a module body, a plurality of battery cells and partition plates, the battery cells and the partition plates are installed in the module body, the partition plates are arranged between two adjacent battery cells, each partition plate comprises a rectangular body, a first through hole is formed in the middle of each rectangular body, each rectangular body is divided into a left frame and a right frame which are opposite through holes, wavy groove bodies are arranged on the surfaces of the left frame and the right frame, and the groove bodies of the left frame correspond to the groove bodies of the right frame.

Further, the method comprises the following steps:

still include at least one fan, the box include the front bezel and with the back plate that the front bezel corresponds is provided with the first ventilation hole that matches with the fan on the front bezel, the fan is installed in the inboard of front bezel.

Further, the method comprises the following steps:

the back plate is provided with a plurality of air inlets.

Further, the method comprises the following steps:

the partition board further comprises an upper frame and a lower frame opposite to the upper frame, a second through hole is formed in the upper frame, and a third through hole is formed in the lower frame.

Further, the method comprises the following steps:

the module body includes two relative curb plates that extend electric core length direction and set up, a plurality of second ventholes have been seted up on the curb plate.

Has the advantages that: compared with the prior art, the utility model has the advantages that: (1) grooves and through holes are formed in the partition plate, and corresponding air channels in the module are increased, so that air channels passing through each electric core are formed in the PACK box body, and airflow is ensured to pass through the electric cores in the module, so that the cooling effect is increased; (2) be provided with the fan in the PACK box, the box back plate is provided with a plurality of air intakes for electric core during operation reduces electric core temperature.

Drawings

FIG. 1 is a schematic diagram of the construction of a PACK cabinet according to the present invention;

FIG. 2 is a schematic structural diagram of a module according to the present invention;

FIG. 3 is a schematic view of the present invention with the side plates of the module removed;

FIG. 4 is a schematic structural view of a separator according to the present invention;

FIG. 5 is a schematic diagram of the operation of the module of the present invention;

FIG. 6 is a schematic diagram of the operating principle of the PACK box according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "first," "second," and the like in the description and in the claims, and in the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, 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 expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-4, the energy storage lithium battery PACK case of the present invention includes a case 1, a module 2 and at least one fan 3, wherein the module 2 is disposed in the case 1, the case 1 includes a front plate 11 and a rear plate 12 corresponding to the front plate 11, the front plate 11 is provided with a first vent hole 111 matching with the fan 3, the fan 3 is mounted on the inner side of the front plate 11, the rear plate 12 is provided with a plurality of air inlets 121, and the air inlets 121 are used for air intake of the case 1; in this embodiment, the fans 3 are provided in two, each mounted on the front plate 11 of the cabinet, and the cabinet 1 further includes an upper cover 13, which is detachable from the front and rear plates, and covers the upper portion of the module 2.

Module 2 includes module body 21, a plurality of electric cores 22 and baffle 23, and a plurality of electric cores 22 and baffle 23 are installed in module body 21, and baffle 23 includes a plurality ofly, and every baffle 23 equipment is between two adjacent electric cores 22, and all couple together the back through the curb plate and the end plate of module body 21 with the electric core equipment together. The module body 21 includes two relative curb plates 211 that extend the setting of electric core 22 length direction, sets up the second venthole 2111 of a plurality of vertical settings on the curb plate 211, forms an wind channel.

The partition plate 23 is arranged into a rectangular body, a first through hole 231 is formed in the middle of the rectangular body, the rectangular body is divided into a left frame 232 and a right frame 233 by the first through hole 231, the surfaces of two sides of the left frame 232 and the right frame 233 are respectively provided with a plurality of wavy distributed groove bodies 234, each wavy groove body 234 comprises a protrusion 2341 and a depression 2342 on the groove body, the protrusions 2341 and the depressions 2342 are arranged at intervals to form a wavy groove body combination, the groove bodies of the left frame and the right frame correspond in position, namely, the protrusions of the groove bodies on the left frame correspond to the protrusions of the groove bodies on the right frame, and the depressions correspond to the depressions; the battery cell partition plates 5 are used for separating adjacent battery cells, and ventilation grooves are formed in the battery cell partition plates, so that air channels for air circulation exist between the adjacent battery cells. At present, battery cell partition plates on the market are straight plates without grooves, air ducts do not exist, and air circulation does not exist between adjacent battery cells.

The partition plate 23 further comprises an upper frame and a lower frame opposite to the upper frame, the upper frame is provided with a second through hole 235, the lower frame is provided with a third through hole 236, the second through hole and the third through hole can be at least one, and the design of the wave-shaped groove body is to increase the contact surface for ventilation and cooling, so that another air channel is formed besides the first through hole, the second through hole and the third through hole, and the temperature of the battery cell is effectively reduced.

The working principle is as follows: airflow flow direction is as shown in fig. 5 and 6, and when the fan began the work, the air inlet air of air follow box rear took away the temperature of electric core during operation through the wind channel on the electric core baffle in the module, and the box is taken out to the air that will have the temperature through the fan at last.

Claims

1. The utility model provides an energy storage lithium cell PACK box, a serial communication port, including box and module, the module is arranged in the box, the module includes module body, a plurality of electric core and baffle, and a plurality of electric core and baffle are installed the module is originally internal, the baffle sets up between two adjacent electric cores, the baffle includes the rectangle body, first through-hole has been seted up at rectangle body middle part, first through-hole will relative left frame and right frame are split into to the rectangle body, left side frame and right frame surface all are provided with wavy cell body, and the cell body of the frame of the left side corresponds with the cell body position of the frame of the right.

2. The energy storage lithium battery PACK box of claim 1, further comprising at least one fan, wherein the box comprises a front plate and a rear plate corresponding to the front plate, the front plate is provided with a first ventilation hole matched with the fan, and the fan is installed on the inner side of the front plate.

3. The energy storage lithium battery PACK box of claim 2, wherein the back plate is provided with a plurality of air inlets.

4. The energy storage lithium battery PACK box of claim 1, wherein the partition further comprises an upper frame and a lower frame opposite to the upper frame, the upper frame is provided with a second through hole, and the lower frame is provided with a third through hole.

5. The energy storage lithium battery PACK box of claim 1, wherein the module body comprises two opposite side plates arranged along the length direction of the battery cell, and the side plates are provided with a plurality of second ventilation holes.