CN214672861U

CN214672861U - Flexible package polymer lithium battery pack with improved structure

Info

Publication number: CN214672861U
Application number: CN202120812733.0U
Authority: CN
Inventors: 朴金丹
Original assignee: Shenzhen Baowo Energy Technology Co ltd
Current assignee: Shenzhen Baowo Energy Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-09
Anticipated expiration: 2031-04-20

Abstract

The utility model belongs to the technical field of polymer lithium batteries, a flexible package polymer lithium battery pack with an improved structure is disclosed, which comprises a base, wherein a lithium battery seat is fixedly connected inside the base, a first spring is fixedly connected inside the lithium battery seat, the lithium battery seat is fixedly connected with a top plate through the first spring, the top of the lithium battery seat is rotatably connected with a top cover through a hinge, and the top of the top cover is fixedly connected with a contact; the utility model discloses set up the lithium battery seat, the lithium battery seat promotes the lithium cell that the roof can install fixed different thickness through first spring, and the second spring promotes the conducting strip and removes the electrode contact that makes it with the lithium cell and through the wire with lithium cell and contact switch-on for only need with contact welding when the installation lithium cell, the damage that causes the lithium cell when having avoided the installation with dismantling the lithium cell, and then make things convenient for the installation and the change of lithium cell, improved practicality and the convenience that this device used.

Description

Flexible package polymer lithium battery pack with improved structure

Technical Field

The utility model belongs to the technical field of polymer lithium cell, concretely relates to flexible package polymer lithium cell group of improvement structure.

Background

The lithium cell is a new forms of energy, and categorised according to the extranal packing of lithium cell, the lithium cell can be divided into crust lithium cell and soft-packing lithium cell, just produced lithium cell group through welding a plurality of lithium cell and combining together.

But current lithium cell group uses direct welded mode to connect lithium cell interconnect usually, and it is inconvenient that this has just caused to dismantle or change the lithium cell to cause the damage of lithium cell easily when dismantling or changing the lithium cell, the radiating effect of lithium cell group is not enough moreover, influences the life of lithium cell.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible package polymer lithium cell group of improvement structure to solve current dismantlement or change the inconvenient problem that the radiating effect is not good with lithium cell group of lithium cell.

In order to achieve the above object, the utility model provides a following technical scheme: flexible package polymer lithium cell group of improvement structure, the on-line screen storage device comprises a base, the inside fixedly connected with lithium cell seat of base, the first spring of inside fixedly connected with of lithium cell seat, the lithium cell seat is through first spring fixedly connected with roof, the top of lithium cell seat is rotated through the hinge and is connected with the top cap, the top fixedly connected with contact of top cap, the mid portion of top cap bottom is provided with the second spring, the top cap passes through second spring fixedly connected with conducting strip, the wire is installed to one side of conducting strip, one side of conducting strip is provided with the bayonet lock, the bayonet lock is fixed connection with the top cap, the bayonet lock is connected for the block with the lithium cell seat.

Preferably, the ventilation hole has been seted up to the inside of base, one side fixedly connected with tuber pipe in ventilation hole, the heat-conducting plate is installed to the inside mid portion of base, the mid portion of heat-conducting plate is provided with the mesh, the heat-conducting plate is fixed connection with the tuber pipe.

Preferably, the top of the base is provided with a box cover, and the box cover is rotatably connected with the base through a hinge.

Preferably, one side of the box cover is provided with a buckle, and the buckle is rotatably connected with the box cover.

Preferably, the inside fixedly connected with filter plate of ventilation hole, the filter plate is provided with two altogether.

Preferably, the base is internally provided with two ventilation grooves.

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

(1) the utility model discloses set up the lithium battery seat, the lithium battery seat promotes the lithium cell that the roof can install fixed different thickness through first spring, and the second spring promotes the conducting strip and removes the electrode contact that makes it with the lithium cell and through the wire with lithium cell and contact switch-on for only need with contact welding when the installation lithium cell, the damage that causes the lithium cell when having avoided the installation with dismantling the lithium cell, and then make things convenient for the installation and the change of lithium cell, improved practicality and the convenience that this device used.

(2) The utility model discloses heat-conducting plate and tuber pipe have been set up, the outside air of base passes through the inside that the ventilation hole got into the tuber pipe to finally discharge from the ventilation hole, in order to reach the inside radiating effect that cools down of base, and then improve the life of lithium cell.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is a side view of the top cover of the present invention;

FIG. 4 is a top view of the vent of the present invention;

fig. 5 is a front view of the present invention;

in the figure: 1. a base; 2. a lithium battery holder; 3. a heat conducting plate; 4. a box cover; 5. a top plate; 6. a conductive sheet; 7. a top cover; 8. buckling; 9. a vent hole; 10. filtering the plate; 11. mesh openings; 12. a first spring; 13. a contact; 14. a second spring; 15. a bayonet lock; 16. a wire; 17. an air duct; 18. and (4) ventilating slots.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a flexible package polymer lithium battery pack with an improved structure comprises a base 1, wherein a lithium battery seat 2 is fixedly connected inside the base 1, a first spring 12 is fixedly connected inside the lithium battery seat 2, the lithium battery seat 2 is fixedly connected with a top plate 5 through the first spring 12, the top of the lithium battery seat 2 is rotatably connected with a top cover 7 through a hinge, a contact 13 is fixedly connected to the top of the top cover 7, a second spring 14 is arranged at the middle part of the bottom of the top cover 7, a conducting plate 6 is fixedly connected to the top cover 7 through the second spring 14, a wire 16 is installed at one side of the conducting plate 6, a bayonet 15 is arranged at one side of the conducting plate 6, the bayonet 15 is fixedly connected with the top cover 7, and the bayonet 15 is connected with the lithium battery seat 2 in a clamping manner; the wires 16 are electrically connected to the contacts 13.

Furthermore, a vent hole 9 is formed in the base 1, an air pipe 17 is fixedly connected to one side of the vent hole 9, a heat conducting plate 3 is installed in the middle of the interior of the base 1, a mesh 11 is arranged in the middle of the heat conducting plate 3, and the heat conducting plate 3 is fixedly connected with the air pipe 17; the air inside the air pipe 17 can realize the cooling and radiating effects on the heat conducting plate 3 when passing through the mesh holes 11.

Furthermore, a box cover 4 is arranged at the top of the base 1, and the box cover 4 is rotatably connected with the base 1 through a hinge; the base 1 is closed by providing a cover 4 to prevent foreign matter such as dust from entering the inside of the base 1 to cause damage to the battery.

Specifically, a buckle 8 is arranged on one side of the box cover 4, and the buckle 8 is rotatably connected with the box cover 4; one side fixedly connected with lug of base 1, the lug is connected for the block with buckle 8 for locking case lid 4.

It is worth to be noted that the inside of the vent hole 9 is fixedly connected with two filter plates 10, and the number of the filter plates 10 is two; the filter plate 10 is arranged to prevent foreign matters from entering the inside of the air duct 17 to affect the ventilation effect of the air duct 17.

Furthermore, the base 1 is internally provided with two ventilation grooves 18, and the number of the ventilation grooves 18 is two; through setting up ventilation groove 18 with the inside circulation of air with the outside of acceleration base 1, and then improve base 1's cooling rate.

The utility model discloses a theory of operation and use flow: during the use, at first open case lid 4, then put into the inside of lithium cell seat 2 with the ascending angle of electrode with the lithium cell, and make roof 5 can press from both sides the lithium cell tightly, rotatory top cap 7 is followed, make bayonet lock 15 be connected with lithium cell seat 2 block and accomplish the lithium cell installation is fixed, then use series connection or parallelly connected method with contact 13 welding, close case lid 4 after the welding is accomplished and make the lithium cell group installation accomplish with buckle 8 and the lug block connection of lithium cell seat 2 one side, the lithium cell group is when using, the air passes through the inside that ventilation hole 9 got into tuber pipe 17, and discharge in the ventilation hole 9 of base 1 opposite side behind the mesh 11 that passes heat-conducting plate 3 mid portion, and then cool down the heat dissipation to the inside of base 1.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Flexible package polymer lithium cell group of improvement structure, its characterized in that: comprises a base (1), a lithium battery seat (2) is fixedly connected inside the base (1), a first spring (12) is fixedly connected inside the lithium battery seat (2), the lithium battery seat (2) is fixedly connected with a top plate (5) through the first spring (12), the top of the lithium battery seat (2) is rotationally connected with a top cover (7) through a hinge, the top of the top cover (7) is fixedly connected with a contact (13), the middle part of the bottom of the top cover (7) is provided with a second spring (14), the top cover (7) is fixedly connected with a conducting strip (6) through a second spring (14), one side of the conducting strip (6) is provided with a lead (16), one side of the conducting strip (6) is provided with a bayonet lock (15), bayonet lock (15) and top cap (7) are fixed connection, bayonet lock (15) are connected for the block with lithium battery seat (2).

2. The structurally improved flexibly packaged polymer lithium battery pack according to claim 1, wherein: vent hole (9) have been seted up to the inside of base (1), one side fixedly connected with tuber pipe (17) of vent hole (9), heat-conducting plate (3) are installed to the middle part of base (1) inside, the middle part of heat-conducting plate (3) is provided with mesh (11), heat-conducting plate (3) are fixed connection with tuber pipe (17).

3. The structurally improved flexibly packaged polymer lithium battery pack according to claim 1, wherein: the top of base (1) is provided with case lid (4), case lid (4) are connected for rotating through hinge and base (1).

4. The structurally improved flexibly packaged polymer lithium battery pack according to claim 3, wherein: a buckle (8) is arranged on one side of the box cover (4), and the buckle (8) is rotatably connected with the box cover (4).

5. The structurally improved flexibly packaged polymer lithium battery pack according to claim 2, wherein: the inside fixedly connected with filter plate (10) of ventilation hole (9), filter plate (10) are provided with two altogether.

6. The structurally improved flexibly packaged polymer lithium battery pack according to claim 1, wherein: the ventilation groove (18) is formed in the base (1), and the number of the ventilation grooves (18) is two.