CN214378544U

CN214378544U - Novel lithium ion battery pack

Info

Publication number: CN214378544U
Application number: CN202022964053.9U
Authority: CN
Inventors: 陈列槟
Original assignee: Shenzhen Nuoxin Communications Equipment Co ltd
Current assignee: Shenzhen Nuoxin Communications Equipment Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-10-08
Anticipated expiration: 2030-12-12

Abstract

The utility model discloses a novel lithium ion battery pack, which comprises a module box body, a box cover covered on the module box body, a plurality of lithium ion batteries positioned in the module box body, a plurality of groups of clamping plates connected on the inner wall of the module box body and used for fixing the lithium ion batteries, and a cooling fan arranged between adjacent clamping plates; the splint comprise a plurality of sub-splint attached to the side edge of the lithium ion battery, a plurality of anti-slip sawteeth are arranged on the clamping surface of the sub-splint, a plurality of heat dissipation holes are formed in the box cover, and the heat dissipation holes are located right above the heat dissipation fan. The utility model provides a novel lithium ion battery group, lithium ion battery can be fixed in the module box body by splint steadily, and lithium ion battery accessible heat conduction silica gel and fan dispel the heat fast, and every lithium ion battery can dispel the heat in step, have improved the radiating efficiency, have prolonged lithium ion battery group's life.

Description

Novel lithium ion battery pack

Technical Field

The utility model relates to a lithium ion battery technical field, concretely relates to novel lithium ion battery group.

Background

The lithium ion battery has the advantages of high voltage, high specific energy, more recycling times, long storage time, small size and the like, and is widely applied to portable electronic equipment such as mobile phones, Bluetooth headsets, MP3, MP4, MP5, digital video cameras, portable computers and the like. With the increase and lightening of the functions of end products, the lithium ion storage battery pack is more and more commonly used.

Lithium ion battery group includes the lithium ion battery that a plurality of is established ties or parallelly connected, and a plurality of lithium ion battery place in the module box body after winding with insulating tape usually, and it is poor to lead to lithium ion battery radiating effect, and every lithium ion battery radiating efficiency is different, and some is fast, and some is slow, and each lithium ion battery's life is different, and the life of group battery receives great influence.

In view of the above, there is a need for an improved lithium ion battery pack in the prior art to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to disclose a novel lithium ion battery group, lithium ion battery can be fixed in the module box body by splint steadily, and lithium ion battery accessible heat conduction silica gel and fan dispel the heat fast, and every lithium ion battery can dispel the heat in step, improves the radiating efficiency, prolongs the life of lithium ion battery group.

In order to achieve the purpose, the utility model provides a novel lithium ion battery pack, which comprises a module box body, a box cover covered on the module box body, a plurality of lithium ion batteries positioned in the module box body, a plurality of groups of clamping plates connected on the inner wall of the module box body and used for fixing the lithium ion batteries, and a cooling fan arranged between every two adjacent clamping plates; the splint comprise a plurality of sub-splint attached to the side edge of the lithium ion battery, a plurality of anti-slip sawteeth are arranged on the clamping surface of the sub-splint, a plurality of heat dissipation holes are formed in the box cover, and the heat dissipation holes are located right above the heat dissipation fan.

In some embodiments, the sub-splint comprises an elastic plate and a heat-conducting silica gel layer wrapped outside the elastic plate.

In some embodiments, the resilient plate is a copper plate.

In some embodiments, the clamping plate comprises four sub-clamping plates that fit the side edges of the lithium ion battery.

In some embodiments, the heat dissipation holes are bar-shaped holes, and a plurality of cross bars are connected in the heat dissipation holes.

In some embodiments, the adjacent cleats are equally spaced.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a novel lithium ion battery group, lithium ion battery can be fixed in the module box body by splint steadily, and lithium ion battery accessible heat conduction silica gel and fan dispel the heat fast, and every lithium ion battery can dispel the heat in step, have improved the radiating efficiency, have prolonged lithium ion battery group's life.

Drawings

Fig. 1 is a schematic structural diagram of a novel lithium ion battery pack according to the present invention;

fig. 2 is a schematic structural view of the box cover of the present invention;

FIG. 3 is a schematic view of the construction of the sub-splint shown in FIG. 1;

fig. 4 is a transverse sectional view of the sub-splint shown in fig. 3.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

As shown in fig. 1-4, the novel lithium ion battery pack comprises a module box body 1, a box cover 11 covering the module box body 1, a plurality of lithium ion batteries 3 located in the module box body 1, a plurality of clamping plates connected to the inner wall of the module box body 1 and used for fixing the lithium ion batteries 3, and a cooling fan 4 arranged between every two adjacent clamping plates. The distance between the adjacent clamping plates is the same.

A motor (not shown) for driving the heat radiation fan 4 is installed on the inner bottom wall of the module case 1. The box cover 11 is provided with a plurality of heat dissipation holes 2, and the heat dissipation holes 2 are located right above the heat dissipation fan 4, so that heat in the module box body 1 can be rapidly discharged from the heat dissipation holes 2.

Be equipped with radiator fan 4 between adjacent lithium ion battery 3, guaranteed that every lithium ion battery 3 homoenergetic is synchronous quick heat dissipation, improved the radiating efficiency, prolonged lithium ion battery group's life.

The louvre 2 is the bar hole, be connected with a plurality of horizontal pole 21 in the louvre 2, can prevent that the foreign matter from falling into in the module box body 1. The box cover 11 is further provided with an outlet hole (not shown).

The splint include the sub-splint 5 at 3 side edges of a plurality of laminating lithium ion battery, specifically, the splint include four sub-splint 5 at 3 side edges of laminating lithium ion battery, two 5 centre gripping lithium ion battery of sub-splint 3 one side, 3 opposite sides of two 5 centre gripping lithium ion battery of sub-splint in addition to make lithium ion battery 3 can be fixed in module box body 1 steadily.

The 5 clamping face of sub-splint is equipped with a plurality of anti-skidding sawtooth 50, has improved sub-splint 5 and lithium ion battery 3's frictional force, has further improved the stability that lithium ion battery 3 is located module box body 1.

The sub-splint 5 includes an elastic plate 51 and an insulating and heat-conducting silica gel layer 52 wrapped outside the elastic plate 51, and specifically, the elastic plate 51 is a copper plate. The elastic plate 51 has good elasticity, and when the lithium ion battery 3 is thick, the elastic plate 51 can be movably stretched to clamp the lithium ion battery 3, so that the elastic plate has strong adaptability.

The insulating heat-conducting silica gel layer 52 directly contacts the lithium ion battery 3, the lithium ion battery 3 can radiate heat through the insulating heat-conducting silica gel layer 52, the temperature of the lithium ion battery 3 is reduced, the service life of the lithium ion battery 3 is prolonged, each lithium ion battery 3 can radiate heat synchronously, the heat radiation efficiency is improved, and the service life of a lithium ion battery pack is prolonged.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel lithium ion battery pack is characterized by comprising a module box body (1), a box cover (11) covered on the module box body (1), a plurality of lithium ion batteries (3) positioned in the module box body (1), a plurality of groups of clamping plates which are connected to the inner wall of the module box body (1) and used for fixing the lithium ion batteries (3), and a cooling fan (4) arranged between every two adjacent clamping plates;

the splint comprise a plurality of sub-splint (5) attached to the side edge of the lithium ion battery (3), a plurality of anti-skidding sawteeth (50) are arranged on the clamping surface of the sub-splint (5), a plurality of radiating holes (2) are formed in the box cover (11), and the radiating holes (2) are located right above the radiating fan (4).

2. The lithium ion battery pack as claimed in claim 1, characterized in that the sub-clamping plate (5) comprises an elastic plate (51) and a heat-conducting silicone layer (52) wrapped around the elastic plate (51).

3. The new lithium ion battery pack according to claim 2, characterized in that the elastic plate (51) is a copper plate.

4. The lithium ion battery pack as claimed in claim 1, characterized in that the clamping plates comprise four sub-clamping plates (5) which are attached to the lateral edges of the lithium ion cells (3).

5. The novel lithium ion battery pack as claimed in claim 1, wherein the heat dissipation holes (2) are bar-shaped holes, and a plurality of cross bars (21) are connected in the heat dissipation holes (2).

6. The lithium ion battery of claim 1, wherein the spacing between adjacent clamping plates is the same size.