CN218769861U

CN218769861U - Novel lithium battery pack

Info

Publication number: CN218769861U
Application number: CN202222667582.1U
Authority: CN
Inventors: Yu·述; 李运哲; 楼金杨
Original assignee: Bmz Co ltd
Current assignee: Bmz Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-28
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a novel lithium battery pack, which comprises an outer shell, lithium cell and plastics elastic support, a serial communication port, the heat dissipation metal sheet is installed respectively to the both sides of shell, the heat dissipation metal sheet respectively with shell fixed connection, the heat absorption sheetmetal is installed respectively at the inside upper and lower both ends of shell, the internally mounted of shell has the lithium cell, waterproof film is installed to the skin of lithium cell, waterproof film's inner wall and lithium cell fixed connection, plastics elastic support is installed on the top of lithium cell, the ring is installed respectively at the both ends of plastics elastic support, one side of ring respectively with plastics elastic support fixed connection, the screw rod is installed respectively to the both sides of shell, the screw rod respectively with shell swing joint, the shock-absorbing rubber pad is installed to the bottom of lithium cell, the heat absorption sheetmetal respectively with heat dissipation metal sheet fixed connection, the inner wall of ring is equipped with the screw thread, the screw rod respectively with ring threaded connection, the inside swing joint of shell all around of plastics elastic support. The utility model discloses simple structure, convenient operation.

Description

Novel lithium battery pack

Technical Field

The utility model relates to a soft packet of lithium cell technical field particularly, relates to a novel lithium cell package.

Background

The soft package lithium battery is only provided with a polymer shell on which the liquid lithium ion battery is sleeved; the structure is packaged by adopting an aluminum plastic film, and the soft package battery can only blow and crack at most under the condition of potential safety hazard; the soft package battery has the advantages that: 1. the safety performance is good, and the soft package battery is not like a steel shell and aluminum shell battery cell which can explode; 2. the soft-package battery is lighter than a steel-shell lithium battery with the same capacity, and forty percent of the soft-package battery is lighter than an aluminum-shell battery; 3. the soft package battery has a large capacity, and the capacity of the soft package battery is ten to fifteen percent higher than that of a steel shell battery with the same specification and size and is five to ten percent higher than that of an aluminum shell battery; 4. the internal resistance is small, and the internal resistance of the soft package battery is smaller than that of a lithium battery, so that the self-power consumption of the battery is greatly reduced; 5. the design is nimble, and laminate polymer battery's shape can be customized according to customer's demand, develops new electric core model.

However, in the prior art, the inside of the soft package lithium battery is easy to leak, the sealing protection performance is not strong enough, and the service cycle is short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel lithium cell package to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel lithium battery pack, includes shell, lithium cell and plastics elastic support, its characterized in that, the heat dissipation metal sheet is installed respectively to the both sides of shell, the heat dissipation metal sheet respectively with shell fixed connection, the heat absorption sheetmetal is installed respectively at the inside upper and lower both ends of shell, the internally mounted of shell has the lithium cell, the outer waterproof film of installing of lithium cell, the inner wall of waterproof film with lithium cell fixed connection, install on the top of lithium cell plastics elastic support, the ring is installed respectively at the both ends of plastics elastic support, one side of ring respectively with plastics elastic support fixed connection, the screw rod is installed respectively to the both sides of shell, the screw rod respectively with shell swing joint, rubber gasket is installed to the bottom of lithium cell.

Furthermore, the heat absorbing metal sheets are respectively fixedly connected with the heat dissipating metal plates.

Furthermore, the inner wall of the circular ring is provided with threads, and the screw rods are respectively in threaded connection with the circular ring.

Furthermore, the periphery of the plastic elastic support is movably connected with the inside of the shell.

Furthermore, the bottom end of the inner part of the shell is fixedly connected with the bottom end of the shock-absorbing rubber pad.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a heat absorption sheetmetal can cool down the processing to the lithium cell, and the metal sheet that dispels the heat simultaneously can dispel the heat fast, keeps the inside low temperature operation of shell. Waterproof membrane can prevent that steam from soaking the lithium cell, arouses the equipment short circuit, twists the screw rod and can let plastics elastic support move down and tightly support the lithium cell, lets it can not rock, increases the steadiness ability, and its elastic support and rubber gasket can provide certain shock attenuation effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic top cross-sectional view of a novel lithium battery pack;

fig. 2 is an overall cross-sectional schematic view of a novel lithium battery pack.

Reference numerals:

1. a housing; 2. a heat dissipating metal plate; 3. a heat absorbing metal sheet; 4. a waterproof film; 5. a lithium battery; 6. a plastic elastic support; 7. a circular ring; 8. a screw; 9. shock-absorbing rubber pad.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-2, according to the embodiment of the present invention, a novel lithium battery pack comprises a housing 1, a lithium battery 5 and a plastic elastic support 6, wherein the heat dissipation metal plates 2 are respectively installed on two sides of the housing 1, the heat dissipation metal plates 2 are respectively fixedly connected to the housing 1, heat absorption metal sheets 3 are respectively installed at the upper and lower ends inside the housing 1, the lithium battery 5 is installed inside the housing 1, a waterproof film 4 is installed on the outer layer of the lithium battery 5, the inner wall of the waterproof film 4 is fixedly connected to the lithium battery 5, the plastic elastic support 6 is installed on the top end of the lithium battery 5, a ring 7 is respectively installed at two ends of the plastic elastic support 6, one side of the ring 7 is respectively fixedly connected to the plastic elastic support 6, screw rods 8 are respectively installed on two sides of the housing 1, the screw rods 8 are respectively movably connected to the housing 1, and a damping rubber pad 9 is installed at the bottom end of the lithium battery 5.

Through the above technical scheme of the utility model, heat absorption sheetmetal 3 respectively with 2 fixed connection of heat dissipation metal sheet, the inner wall of ring 7 is equipped with the screw thread, screw rod 8 respectively with 7 threaded connection of ring, around plastics elastic support 6 the inside swing joint of shell 1, the inside bottom of shell 1 and the bottom fixed connection of rubber gasket 9.

The working principle is as follows: the utility model discloses a heat absorption sheetmetal can cool down the processing to the lithium cell, and the metal sheet that dispels the heat simultaneously can dispel the heat fast, keeps the inside low temperature operation of shell. Waterproof membrane can prevent that steam from soaking the lithium cell, arousing the equipment short circuit, twists the screw rod and can let plastics elastic support move down and tightly support the lithium cell, lets it can not rock, increases the steadiness ability, and its elastic support and rubber gasket can provide certain shock attenuation effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel lithium battery pack, includes shell (1), lithium cell (5) and plastics elastic support (6), its characterized in that, heat dissipation metal sheet (2) are installed respectively to the both sides of shell (1), heat dissipation metal sheet (2) respectively with shell (1) fixed connection, heat absorption sheetmetal (3) are installed respectively at the upper and lower both ends of shell (1) inside, the internally mounted of shell (1) has lithium cell (5), waterproof film (4) are installed to the skin of lithium cell (5), the inner wall of waterproof film (4) with lithium cell (5) fixed connection, install on the top of lithium cell (5) plastics elastic support (6), ring (7) are installed respectively to the both ends of plastics elastic support (6), one side of ring (7) respectively with plastics elastic support (6) fixed connection, screw rod (8) are installed respectively to the both sides of shell (1), shock attenuation rubber pad (9) are installed to the bottom of lithium cell (5).

2. The novel lithium battery pack as claimed in claim 1, characterized in that the heat absorbing metal sheets (3) are respectively fixedly connected to the heat dissipating metal plates (2).

3. The novel lithium battery pack as claimed in claim 1, wherein the inner wall of the circular ring (7) is provided with threads, and the threaded rods (8) are respectively in threaded connection with the circular ring (7).

4. The novel lithium battery pack as claimed in claim 1, characterized in that the plastic elastic support (6) is movably connected with the inside of the housing (1) at the periphery.

5. The novel lithium battery pack as claimed in claim 1, characterized in that the bottom end of the interior of the housing (1) is fixedly connected with the bottom end of the shock-absorbing rubber pad (9).