CN216288664U

CN216288664U - Aluminum alloy shell of lithium battery

Info

Publication number: CN216288664U
Application number: CN202122770029.6U
Authority: CN
Inventors: 王程
Original assignee: Maanshan Dacang Precision Technology Co ltd
Current assignee: Maanshan Dacang Precision Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-12
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses an aluminum alloy shell of a lithium battery, which comprises a metal outer cover, a radiating fin, a bearing component, a fixing component, a protective end cover and an exhaust hole, wherein the bearing component is arranged on the bottom end surface of the metal outer cover; the fixing assembly comprises a battery frame, a fixing baffle and a battery groove frame, the battery frame is inserted and installed inside the metal outer cover, the fixing baffle is fixedly installed on one side of the center inside the battery frame, and the battery groove frame is fixedly installed on the end faces of the two sides of the fixing baffle and the inner walls of the top and the bottom of the battery frame; the aluminum alloy shell of the lithium battery has a simple structure and small volume; the radiating effect is good, can have good protective effect to the lithium cell.

Description

Aluminum alloy shell of lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to an aluminum alloy shell of a lithium battery.

Background

The lithium battery shell is a protection structure packaged on the outer side of the lithium battery; the lithium battery shell is mostly made of aluminum alloy. Aluminum alloy shell among the prior art, the structure is comparatively crude, and moreover, when the encapsulation lithium cell, protective effect is relatively poor, and shell structure can influence the radiating effect of lithium cell, consequently, it is very necessary to design a lithium cell aluminum alloy shell.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the aluminum alloy shell of the lithium battery, which has simple structure and small volume; the radiating effect is good, can have good protective effect to the lithium cell.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an aluminum alloy shell of a lithium battery comprises a metal outer cover, radiating fins, a bearing component, a fixing component, a protective end cover and exhaust holes, wherein the bearing component is arranged on the bottom end face of the metal outer cover;

the fixing assembly comprises a battery frame, a fixing baffle and a battery groove frame, the battery frame is installed in the metal outer cover in an inserting mode, the fixing baffle is fixedly installed on one side of the center of the interior of the battery frame, and the battery groove frame is fixedly installed on the end faces of the two sides of the fixing baffle and the top and the bottom inner wall of the battery frame.

As a further scheme of the utility model: radiating fins are arranged on the end faces of the two sides and the end face of the top of the metal outer cover.

As a further scheme of the utility model: the periphery of the end face of the battery frame is provided with heat dissipation holes.

As a further scheme of the utility model: the one end fixed mounting of fixed stop has the wiring frame, the equal fixed mounting of top and bottom one end of battery frame has the limiting plate.

As a further scheme of the utility model: the bearing assembly comprises a metal bottom plate, the metal bottom plate is fixedly installed on the bottom end face of the metal outer cover, the bottom end face of the battery frame is located above the top end face of the metal bottom plate, and the inner side end face of the protection end cover is attached to the end face of the metal bottom plate.

As a further scheme of the utility model: locating holes are formed in two ends of the end faces of two sides of the metal outer cover, locating columns are fixedly arranged on two sides of two ends of the top of the metal base plate through welding, and one ends of the locating columns are installed inside the locating holes in an inserting mode.

The utility model has the beneficial effects that: the aluminum alloy shell of the lithium battery has a simple structure and small volume; when the lithium battery protective device is used, the lithium battery and the electric element are fixedly installed through the fixing assembly, so that a first layer of protective effect is achieved on the lithium battery, and the heat dissipation effect of the lithium battery can be improved through the battery frame; and then the metal bottom plate and the metal outer cover have a second layer protection effect on the lithium battery, so that the structural stability of the lithium battery is improved.

Drawings

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

FIG. 2 is a first partial schematic of the present invention;

FIG. 3 is a second partial structural view of the present invention;

FIG. 4 is a front view of the present invention;

FIG. 5 is a schematic structural view of a fixing assembly of the present invention;

illustration of the drawings: 1. a metal housing; 2. a heat dissipating fin; 3. a load bearing assembly; 4. a fixing assembly; 5. a protective end cap; 6. an exhaust hole; 31. a metal base plate; 32. positioning holes; 33. a positioning column; 41. a battery frame; 42. fixing a baffle plate; 43. a battery slot frame; 44. a wire frame; 45. a limiting plate; 46. and a limiting hole.

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.

Specific examples are given below.

Referring to fig. 1-5, an aluminum alloy shell for a lithium battery comprises a metal outer cover 1, a heat radiation fin 2, a bearing component 3, a fixing component 4, a protective end cover 5 and an exhaust hole 6, wherein the bearing component 3 is installed on the bottom end face of the metal outer cover 1, the fixing component 4 is arranged inside the metal outer cover 1, the protective end cover 5 is fixedly installed on the end face of one side of the metal outer cover 1, the protective end cover 5 is connected with the bearing component 3, and the exhaust hole 6 is formed in the center of one side of the end face of the protective end cover 5;

the fixing component 4 comprises a battery frame 41, a fixing baffle plate 42 and a battery groove frame 43, the battery frame 41 is inserted and installed inside the metal outer cover 1, the fixing baffle plate 42 is fixedly installed on one side of the center inside the battery frame 41, and the battery groove frame 43 is fixedly installed on the end surfaces of the two sides of the fixing baffle plate 42 and the inner walls of the top and the bottom of the battery frame 41; the periphery of the end face of the battery frame 41 is provided with heat dissipation holes 46, and the battery frame 41 has a good heat dissipation effect through the heat dissipation holes 46; one end of the fixed baffle 42 is fixedly provided with a wiring frame 44, and one end of the top and the bottom of the battery frame 41 are fixedly provided with a limiting plate 45; it is convenient to mount the power supply circuit between the wire holder 44 and the stopper plate 45.

Radiating fins 2 are arranged on the end faces of the two sides and the end face of the top of the metal outer cover 1, and the radiating effect of the metal outer cover 1 is improved.

The working principle of the utility model is as follows: when the lithium battery fixing device is used, a lithium battery to be assembled and an electric element connected with the lithium battery can be assembled through the fixing component 4, the lithium battery is installed inside the battery frame 41, the lithium battery is separately assembled through the battery groove frame 43 and the fixing baffle plate 42, the electric element connected with the lithium battery is installed between the wiring frame 44 and the limiting plate 45, the fixing component 4 is installed inside the metal outer cover 1, the bottom end of the metal outer cover 1 is packaged through the bearing component 3, the other side of the metal outer cover 1 is packaged through the protective end cover 5, and exhaust is facilitated through the exhaust hole 6; the lithium battery inside the battery frame 41 is convenient to dissipate heat through the limiting hole 46, and the heat dissipation effect of the metal outer cover 1 can be improved through the heat dissipation fins 2 on the end surface of the metal outer cover 1.

Referring to fig. 2, the load-bearing assembly 3 includes a metal bottom plate 31, the metal bottom plate 31 is fixedly mounted on the bottom end surface of the metal outer cover 1, the bottom end surface of the battery frame 41 is located above the top end surface of the metal bottom plate 31, and the end surface of the inner side of the protection end cover 5 is in fit connection with the end surface of the metal bottom plate 31; locating hole 32 has all been seted up at the both sides terminal surface both ends of metal dustcoat 1, and the both sides at the top both ends of metal bottom plate 31 all have reference column 33 through welded fastening, and the one end grafting of reference column 33 is installed in the inside of locating hole 32, is convenient for install metal bottom plate 31 location at the bottom terminal surface of metal dustcoat 1.

The working principle of the utility model is as follows: after fixed subassembly 4 installs in the inside of metal dustcoat 1, install the bottom terminal surface at metal dustcoat 1 with the laminating of metal soleplate 31 for locating hole 32 pegs graft and fixes a position in the inside of reference column 33 after, encapsulate metal soleplate 31 and metal dustcoat 1 fixedly, and encapsulate protection end cover 5 and the terminal surface of metal dustcoat 1 and metal soleplate 31, thereby make lithium cell fixed mounting in the inside of metal dustcoat 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The aluminum alloy shell of the lithium battery is characterized by comprising a metal outer cover (1), radiating fins (2), a bearing component (3), a fixing component (4), a protective end cover (5) and exhaust holes (6), wherein the bearing component (3) is installed on the bottom end face of the metal outer cover (1), the fixing component (4) is arranged inside the metal outer cover (1), the protective end cover (5) is fixedly installed on one side end face of the metal outer cover (1), the protective end cover (5) is connected with the bearing component (3), and the exhaust holes (6) are formed in the center of one side of the end face of the protective end cover (5);

the fixing assembly (4) comprises a battery frame (41), a fixing baffle plate (42) and a battery groove frame (43), the battery frame (41) is inserted and installed inside the metal outer cover (1), the fixing baffle plate (42) is fixedly installed on one side of the center of the inside of the battery frame (41), and the battery groove frame (43) is fixedly installed on the end faces of the two sides of the fixing baffle plate (42) and the top and the inner wall of the bottom of the battery frame (41).

2. The aluminum alloy shell for the lithium battery as claimed in claim 1, wherein the metal housing (1) is provided with heat dissipation fins (2) at both side end surfaces and at the top end surface.

3. The aluminum alloy shell for the lithium battery as claimed in claim 1, wherein the periphery of the end surface of the battery frame (41) is provided with heat dissipation holes (46).

4. The aluminum alloy shell for the lithium battery as claimed in claim 1, wherein one end of the fixing baffle (42) is fixedly provided with a wiring frame (44), and one end of the top and the bottom of the battery frame (41) are fixedly provided with a limiting plate (45).

5. The aluminum alloy shell for the lithium battery as claimed in claim 1, wherein the load-bearing component (3) comprises a metal bottom plate (31), the metal bottom plate (31) is fixedly arranged on the bottom end face of the metal outer cover (1), the bottom end face of the battery frame (41) is arranged above the top end face of the metal bottom plate (31), and the inner end face of the protective end cover (5) is in fit connection with the end face of the metal bottom plate (31).

6. The aluminum alloy shell for the lithium battery as claimed in claim 5, wherein both ends of both end surfaces of the metal outer cover (1) are provided with positioning holes (32), both sides of both ends of the top of the metal base plate (31) are fixedly provided with positioning columns (33) by welding, and one ends of the positioning columns (33) are inserted into the positioning holes (32).