CN213242694U

CN213242694U - Rechargeable lithium battery

Info

Publication number: CN213242694U
Application number: CN202021809055.4U
Authority: CN
Inventors: 陈长生
Original assignee: Jiangxi Pinzhi New Energy Technology Co ltd
Current assignee: Jiangxi Pinzhi New Energy Technology Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-05-18
Anticipated expiration: 2030-08-26

Abstract

The utility model relates to the technical field of lithium batteries, and discloses a rechargeable lithium battery, which comprises a protective shell and a lithium battery, wherein the lithium battery is fixed on the inner bottom wall of the protective shell through a fixing frame; the lithium battery comprises a protective shell, and is characterized in that an anode sheet and a cathode sheet are respectively arranged on two sides of the lithium battery, a charging block is arranged at the top of the protective shell, a charging hole is formed in the top of the charging block, and an anode connecting sheet and a cathode connecting sheet are arranged inside the charging hole. This rechargeable lithium cell, the lithium cell passes through the mount to be fixed at the inner diapire of protective housing, the both ends of lithium cell are provided with anode strip and negative pole piece respectively, the both ends of anode strip and negative pole piece are provided with positive pole connection piece and negative pole connection piece respectively, the top of protective housing is provided with the piece that charges, the inside of the piece that charges is provided with positive pole connection piece and negative pole connection piece, sealed protective housing can play the guard action to the lithium cell, avoids meetting materials such as water and causes the injury to the battery.

Description

Rechargeable lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a rechargeable lithium cell.

Background

Among all energy forms, electric energy is the easiest to use, the cleanest and most environmentally friendly energy with the highest efficiency, a battery is the best device for storing electric energy, among all battery products, a lithium battery is the youngest and most advanced energy product in the world at present with the highest technical gold content and the largest energy density, and the lithium battery has the advantages of wide working stability range, stable discharge voltage, low self-discharge rate, long service life and the like, and is widely applied to various fields, particularly the fields of aerospace, military, long-life instruments and meters, logistics tracking, cycling automobile electronics, mobile digital products and the like. The existing lithium battery technology is mature, but the general small battery capacity does not work for large-scale electric equipment, and the existing large-scale lithium battery has the problems of inconvenient charging and easy damage caused by external influence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a rechargeable lithium cell has solved the current lithium cell that proposes in the above-mentioned background art and has had the inconvenient problem of agreeing to the damage of charging.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a rechargeable lithium battery comprises a protective shell and a lithium battery, wherein the lithium battery is fixed on the inner bottom wall of the protective shell through a fixing frame;

an anode sheet and a cathode sheet are respectively arranged on two sides of the lithium battery,

the top of the protective shell is provided with a charging block, the top of the charging block is provided with a charging hole, and an anode connecting sheet and a cathode connecting sheet are arranged inside the charging hole;

an anode contact piece and a cathode contact piece are respectively fixed at two ends of the anode connecting piece and the cathode connecting piece, and the anode contact piece and the cathode contact piece are respectively arranged at one side of the anode piece and one side of the cathode piece;

the outside of positive pole piece and negative pole piece is connected with second output line and first output line respectively, second output line and first output line pass through the protection tube and extend to the outside of protective housing, second output line and first output line all set up the inside at the protection tube.

Furthermore, both ends of the fixing frame are provided with fixing holes.

Further, the number of the fixing frames is at least two.

Furthermore, the charging block is electrically connected with the lithium battery through the anode connecting sheet and the cathode connecting sheet.

Furthermore, the inside and the lithium cell of mount looks adaptation.

Further, the protection tube is a two-hole type line tube, and the first output line and the second output line are respectively arranged in the two line holes.

Further, the lithium battery is a lithium ion battery.

(III) advantageous effects

The utility model provides a rechargeable lithium battery possesses following beneficial effect:

according to the rechargeable lithium battery, the lithium battery is fixed on the inner bottom wall of the protective shell through the fixing frame, the two ends of the lithium battery are respectively provided with the anode sheet and the cathode sheet, the two ends of the anode sheet and the cathode sheet are respectively provided with the anode connecting sheet and the cathode connecting sheet, the top of the protective shell is provided with the charging block, the anode connecting sheet and the cathode connecting sheet are arranged inside the charging block, the sealed protective shell can protect the lithium battery, and the battery is prevented from being damaged by substances such as water; the two ends of the anode connecting sheet and the cathode connecting sheet are respectively arranged at the two ends of the lithium battery and inside the charging block, so that the lithium battery can be conveniently charged; the lithium cell passes through the mount to be fixed at the interior diapire of protective housing, avoids the protective housing to rock and collides with and causes the influence to the lithium cell.

Drawings

Fig. 1 is a half-sectional view of a rechargeable lithium battery according to the present invention;

fig. 2 is a top half sectional view of a rechargeable lithium battery of the present invention;

fig. 3 is a schematic top view of a rechargeable lithium battery according to the present invention;

fig. 4 is a schematic structural view of a holder for a rechargeable lithium battery according to the present invention.

In the figure: the lithium battery comprises a protective shell 1, a lithium battery 2, an anode sheet 201, a cathode sheet 202, an anode connecting sheet 3, an anode contact sheet 301, a cathode connecting sheet 4, a cathode contact sheet 401, a charging block 5, a charging hole 501, a first output line 6, a second output line 7, a protective tube 8, a fixing frame 9 and a fixing hole 901.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides a technical solution:

a rechargeable lithium battery comprises a protective shell 1 and a lithium battery 2, wherein the lithium battery 2 is a lithium ion battery, the sealed protective shell 1 can protect the lithium battery 2 and avoid the damage to the battery caused by substances such as water, the lithium battery 2 is fixed on the inner bottom wall of the protective shell 1 through a fixing frame 9 and avoid the influence on the lithium battery 2 caused by the shaking and collision of the protective shell 1, fixing holes 901 are formed in two ends of the fixing frame 9, the number of the fixing frames 9 is at least two, and the inner side of the fixing frame 9 is matched with the lithium battery 2; an anode sheet 201 and a cathode sheet 202 are respectively arranged on two sides of a lithium battery 2, a charging block 5 is arranged at the top of a protective shell 1, the charging block 5 is electrically connected with the lithium battery 2 through an anode connecting sheet 3 and a cathode connecting sheet 4, two ends of the anode connecting sheet 3 and two ends of the cathode connecting sheet 4 are respectively arranged at two ends of the lithium battery 2 and inside the charging block 5, so that the lithium battery 2 can be conveniently charged, a charging hole 501 is formed in the top of the charging block 5, and the anode connecting sheet 3 and the cathode connecting sheet 4 are arranged inside the charging hole 501; an anode contact piece 301 and a cathode contact piece 401 are respectively fixed at two ends of the anode connecting piece 3 and the cathode connecting piece 4, and the anode contact piece 301 and the cathode contact piece 401 are respectively arranged at one sides of the anode sheet 201 and the cathode sheet 202; the outer sides of the anode sheet 201 and the cathode sheet 202 are respectively connected with a second output line 7 and a first output line 6, the second output line 7 and the first output line 6 extend to the outside of the protective shell 1 through a protective tube 8, the second output line 7 and the first output line 6 are both arranged inside the protective tube 8, the protective tube 8 is a two-hole spool, and the first output line 6 and the second output line 7 are respectively arranged in the two spools.

The working principle of the rechargeable lithium battery is that before the rechargeable lithium battery is used, the lithium battery 2 is charged through the anode connecting sheet 3 and the cathode connecting sheet 4 in the charging block 5, after the charging is finished, the stored power is output through the first output line 6 and the second output line 7 in the protection tube 8, and the lithium battery is protected by the protection shell 1 in the period.

It should be noted that, in the present invention, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be understood in a broad sense, and may be, for example, either fixedly or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A rechargeable lithium battery comprising a protective casing (1) and a lithium battery (2), characterized in that: the lithium battery (2) is fixed on the inner bottom wall of the protective shell (1) through a fixing frame (9);

an anode sheet (201) and a cathode sheet (202) are respectively arranged on two sides of the lithium battery (2),

a charging block (5) is arranged at the top of the protective shell (1), a charging hole (501) is formed in the top of the charging block (5), and an anode connecting sheet (3) and a cathode connecting sheet (4) are arranged in the charging hole (501);

an anode contact piece (301) and a cathode contact piece (401) are respectively fixed at two ends of the anode connecting piece (3) and the cathode connecting piece (4), and the anode contact piece (301) and the cathode contact piece (401) are respectively arranged at one sides of the anode piece (201) and the cathode piece (202);

the outside of positive pole piece (201) and negative pole piece (202) is connected with second output line (7) and first output line (6) respectively, second output line (7) and first output line (6) extend to the outside of protective housing (1) through protection tube (8), second output line (7) and first output line (6) all set up the inside in protection tube (8).

2. A secondary lithium battery as claimed in claim 1, characterized in that: both ends of the fixing frame (9) are provided with fixing holes (901).

3. A secondary lithium battery as claimed in claim 1, characterized in that: the number of the fixing frames (9) is at least two.

4. A secondary lithium battery as claimed in claim 1, characterized in that: the charging block (5) is electrically connected with the lithium battery (2) through the anode connecting sheet (3) and the cathode connecting sheet (4).

5. A secondary lithium battery as claimed in claim 1, characterized in that: the inner side of the fixing frame (9) is matched with the lithium battery (2).

6. A secondary lithium battery as claimed in claim 1, characterized in that: the protection tube (8) is a two-hole type line pipe, and the first output line (6) and the second output line (7) are respectively arranged in the two line holes.

7. A secondary lithium battery as claimed in claim 1, characterized in that: the lithium battery (2) is a lithium ion battery.