CN215600468U

CN215600468U - Polymer lithium ion battery with protection function

Info

Publication number: CN215600468U
Application number: CN202122024140.0U
Authority: CN
Inventors: 王瑞娟; 严恒军; 陈存保; 刘博�; 熊新林; 谢礼; 颜晓明
Original assignee: Yunnan Lufei New Energy Materials Co ltd
Current assignee: Yunnan Lufei New Energy Materials Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-01-21
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of batteries, and discloses a polymer lithium ion battery with a protection function, which comprises a protective shell, wherein the top of the protective shell is clamped with a protective cover, the middle part of the right side of the protective shell is fixedly connected with a handheld handle, the right side of the top of the protective shell is spliced with an anode terminal, the left side of the top of the protective shell is spliced with a cathode terminal, the bottom end of the anode terminal is fixedly connected with the polymer lithium ion battery, and a second buffer mechanism is arranged in the protective shell and comprises a fixed rod, a telescopic rod, a second spring and a limiting plate. This polymer lithium ion battery with protect function if meet the collision in transport or use, makes the inside polymer lithium ion battery who sets up of protective housing give first buffer gear and second buffer gear a power, and first spring and second spring stretch out and draw back this moment, produce the cushioning effect to make polymer lithium ion battery avoid colliding and can not destroy.

Description

Polymer lithium ion battery with protection function

Technical Field

The utility model relates to the technical field of batteries, in particular to a polymer lithium ion battery with a protection function.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode.

The existing high-capacity polymer lithium ion battery has no good protective measures during carrying or using, and is easy to collide, so that the internal battery is damaged to stop working, and the practical life application needs to be improved.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a polymer lithium ion battery with protection function, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a polymer lithium ion battery with protect function, includes the protective housing, protective housing top joint has the visor, the portable handle of protective housing right side middle part fixedly connected with, it has positive terminal to peg graft on protective housing top right side, it has negative terminal to peg graft on the left of the protective housing top, positive terminal bottom fixedly connected with polymer lithium ion battery, be provided with second buffer gear in the protective housing, including dead lever, telescopic link, second spring and limiting plate, dead lever left side fixed connection is in protective housing left side inner wall middle part, telescopic link sliding connection is in the dead lever right-hand member, second spring fixed connection is in protective housing left side inner wall middle part, limiting plate fixed connection is in the telescopic link right-hand member.

Preferably, a first buffer mechanism is arranged in the protective shell and comprises a first fixed seat, a first spring and a second fixed seat, the first fixed seat is fixedly connected to the upper left corner in the protective shell, the second fixed seat is fixedly connected to the top end of the left side of the polymer lithium ion battery, and the first spring is hinged to the center of the first fixed seat.

Preferably, the positive terminal and the negative terminal are arranged at the bottom in the protective cover to protect the terminals.

Preferably, sealing strips are arranged at the joints of the positive terminal and the negative terminal and the top of the protective shell, so that the inside is kept in a sealed state.

Preferably, the bottom ends of the positive terminal and the negative terminal are fixedly connected with the polymer lithium ion battery and are electrically connected, so that the positive terminal and the negative terminal can be electrified.

Preferably, the right end of the first spring is hinged to the upper left corner of the second fixing seat, so that the first fixing seat and the second fixing seat are elastically connected.

Preferably, the second spring sets up in dead lever and telescopic link outer lane, just second spring right-hand member fixed connection is in the limiting plate left side, makes telescopic link and limiting plate can stretch out and draw back along with the second spring.

Preferably, the limiting plate props against the middle of the left side of the polymer lithium ion battery to play a role in buffering.

Compared with the prior art, the utility model provides a polymer lithium ion battery with a protection function, which has the following beneficial effects:

1. this polymer lithium ion battery with protect function when this device uses, if meet the collision in transport or use, makes the inside polymer lithium ion battery who sets up of protective housing give first buffer gear and a power of second buffer gear, and first spring and second spring stretch out and draw back this moment, produce cushioning effect to make polymer lithium ion battery avoid colliding and can not destroy.

2. This polymer lithium ion battery with protect function carries the back to the destination through portable handle, as long as open the visor, can directly use equipment wiring on positive terminal and negative terminal, conveniently carries.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural diagram at B in fig. 2.

In the figure: 1. a protective shell; 2. a positive terminal; 3. a negative terminal; 4. carrying the handle by hand; 5. a polymer lithium ion battery; 6. a first buffer mechanism; 601. a first fixed seat; 602. a first spring; 603. a second fixed seat; 7. a second buffer mechanism; 701. fixing the rod; 702. a telescopic rod; 703. a second spring; 704. a limiting plate; 8. a protective cover.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: a polymer lithium ion battery with a protection function comprises a protective shell 1, a protective cover 8 is clamped at the top of the protective shell 1, a portable handle 4 is fixedly connected to the middle of the right side of the protective shell 1, a positive terminal 2 is spliced at the right side of the top of the protective shell 1, a negative terminal 3 is spliced at the left side of the top of the protective shell 1, a polymer lithium ion battery 5 is fixedly connected to the bottom end of the positive terminal 2, the bottom end of the negative terminal 3 and the bottom end of the positive terminal 2 are fixedly connected with the polymer lithium ion battery 5 and are electrically connected, so that the positive terminal 2 and the negative terminal 3 can be electrified, a second buffer mechanism 7 is arranged in the protective shell 1 and comprises a fixed rod 701, a telescopic rod 702, a second spring 703 and a limiting plate 704, the left side of the fixed rod 701 is fixedly connected to the middle of the inner wall of the left side of the protective shell 1, the telescopic rod 702 is slidably connected to the right end of the fixed rod 701, the second spring 703 is fixedly connected to the middle of the inner wall of the left side of the protective shell 1, the limiting plate 704 is fixedly connected to the right end of the telescopic rod 702, the second spring 703 is arranged on the outer ring of the fixed rod 701 and the telescopic rod 702, and the right end of the second spring 703 is fixedly connected to the left side of the limiting plate 704, so that the telescopic rod 702 and the limiting plate 704 can extend and retract along with the second spring 703, the limiting plate 704 abuts against the middle of the left side of the polymer lithium ion battery 5 and plays a role of buffering, a first buffering mechanism 6 is arranged in the protective shell 1 and comprises a first fixed seat 601, a first spring 602 and a second fixed seat 603, the first fixed seat 601 is fixedly connected to the upper left corner in the protective shell 1, the second fixed seat 603 is fixedly connected to the top end of the left side of the polymer lithium ion battery 5, the first spring 602 is hinged to the center of the first fixed seat 601, the right end of the first spring 602 is hinged to the upper left corner of the second fixed seat 603, so that the first fixed seat 601 and the second fixed seat 603 are kept in elastic connection, and the protective cover 2 and the negative terminal 3 are arranged at the bottom in the terminal 8, play the effect of protection terminal, positive terminal 2 and negative terminal 3 all are provided with the sealing strip with 1 top junction of protective housing, make inside keep encapsulated situation, if meet the collision in transport or use, make the inside polymer lithium ion battery 5 that sets up of protective housing 1 give

first buffer gear

6 and 7 power of second buffer gear, first spring 602 and second spring 703 stretch out and draw back this moment, produce cushioning effect, thereby make polymer lithium ion battery 5 avoid the collision and can not destroy.

In the actual operation process, when this device uses, open visor 8, can directly use equipment wiring on positive terminal 2 and negative terminal 3, if meet the collision in transport or use, make the inside polymer lithium ion battery 5 that sets up of protective housing 1 give

first buffer gear

6 and 7 power of second buffer gear, first spring 602 and second spring 703 stretch out and draw back this moment, produce cushioning effect to make polymer lithium ion battery 5 avoid the collision and can not destroy.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polymer lithium ion battery with protection function, comprising a protective shell (1), characterized in that: a protective cover (8) is clamped at the top of the protective shell (1), a handheld handle (4) is fixedly connected to the middle of the right side of the protective shell (1), a positive terminal (2) is inserted into the right side of the top of the protective shell (1), a negative terminal (3) is inserted into the left side of the top of the protective shell (1), and a polymer lithium ion battery (5) is fixedly connected to the bottom end of the positive terminal (2);

be provided with second buffer gear (7) in protective housing (1), second buffer gear (7) include dead lever (701), telescopic link (702), second spring (703) and limiting plate (704), dead lever (701) left side fixed connection is in protective housing (1) left side inner wall middle part, telescopic link (702) sliding connection is in dead lever (701) right-hand member, second spring (703) fixed connection is in protective housing (1) left side inner wall middle part, limiting plate (704) fixed connection is in telescopic link (702) right-hand member.

2. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: be provided with first buffer gear (6) in protective housing (1), including first fixing base (601), first spring (602) and second fixing base (603), upper left corner in protective housing (1) is fixed connection in first fixing base (601), second fixing base (603) fixed connection is in polymer lithium ion battery (5) left side top, first spring (602) hinged joint is in first fixing base (601) center.

3. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: the positive terminal (2) and the negative terminal (3) are arranged at the bottom in the protective cover (8).

4. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: sealing strips are arranged at the joints of the positive terminal (2) and the negative terminal (3) and the top of the protective shell (1).

5. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: the bottom ends of the positive terminal (2) and the negative terminal (3) are fixedly connected with the polymer lithium ion battery (5) and are electrically connected.

6. The polymer lithium ion battery with the protection function according to claim 2, characterized in that: the right end of the first spring (602) is hinged to the upper left corner of the second fixed seat (603).

7. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: the second spring (703) is arranged on the outer rings of the fixing rod (701) and the telescopic rod (702), and the right end of the second spring (703) is fixedly connected to the left side of the limiting plate (704).

8. The polymer lithium ion battery with the protection function according to claim 1, characterized in that: the limiting plate (704) is abutted against the middle of the left side of the polymer lithium ion battery (5).