CN217881792U

CN217881792U - High-temperature-resistant lithium ion battery

Info

Publication number: CN217881792U
Application number: CN202221897614.0U
Authority: CN
Inventors: 李泽宇
Original assignee: Dongguan Kingnair Energy Technology Co ltd
Current assignee: Dongguan Kingnair Energy Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-22
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a high temperature resistant lithium ion battery, include: battery case, line ball mechanism and stop gear, be provided with the lithium ion battery body in the battery case, battery case top side is provided with two terminals, fixed welding has the gasket on the terminal, terminal top fixed welding has the separation blade, battery case top side is fixed to bond has two supporting seats, two rotate between the supporting seat and be connected with the handle, line ball mechanism sets up on battery case top side, stop gear sets up on battery case top side. The utility model discloses when the wiring, the board that revolves through setting up drives and revolves the cap forward rotation, promotes the connecting rod and move down on the fixed column to cooperation through spliced pole and connecting block drives the line ball piece and move down on the terminal and compress tightly the electric wire with the gasket cooperation, and easy operation need not any appurtenance, and labour saving and time saving improves the work efficiency of wiring.

Description

High-temperature-resistant lithium ion battery

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a high temperature resistant lithium ion battery.

Background

Lithium batteries are batteries which use lithium metal or lithium alloy as positive and negative electrode materials and use non-aqueous electrolyte solution, and because the chemical characteristics of the lithium metal are very active, the lithium batteries are processed, stored and used, and along with the development of scientific technology, the lithium batteries become mainstream, and the lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries, lithium ion batteries do not contain lithium in the metallic state, are rechargeable and can be reused.

However, the existing lithium ion battery has the problems that the existing lithium ion battery cannot resist high temperature and is easy to damage due to the action of external high temperature, and meanwhile, when the existing lithium ion battery is connected with a wire, the wire is usually fixed on the binding posts of the positive pole and the negative pole through bolts, so that the wire is often connected by means of auxiliary tools such as a screwdriver and the like during the wire connection operation, and the existing lithium ion battery is very tedious, time-consuming and labor-consuming and is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant lithium ion battery to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high temperature resistant lithium ion battery comprising:

the battery comprises a battery shell, wherein a lithium ion battery body is arranged in the battery shell, two binding posts are arranged on the top side of the battery shell, gaskets are fixedly welded on the binding posts, blocking pieces are fixedly welded at the top ends of the binding posts, two supporting seats are fixedly bonded on the top side of the battery shell, and a handle is rotatably connected between the two supporting seats;

the wire pressing mechanism is arranged on the top side of the battery shell;

and the limiting mechanism is arranged on the top side of the battery shell.

Preferably, the wire pressing mechanism comprises two wire pressing pieces, two fixing columns, two connecting rods and a rotating cap, the two wire pressing pieces are movably sleeved on the surfaces of the two binding posts respectively, the fixing columns are arranged between the two binding posts, the fixing columns are fixedly bonded on the top side of the battery shell, and the connecting rods are connected to the fixing columns in a sliding mode through the arranged through holes.

Preferably, the connecting rods are fixedly bonded to two ends of the bottom side of the connecting rod, the connecting blocks are fixedly bonded to the bottom ends of the connecting rods, and one sides of the two connecting blocks are fixedly bonded to the surfaces of the two line pressing pieces respectively.

Preferably, the screw cap is in threaded connection with the fixed column, a screw plate is fixedly bonded to the top side of the screw cap, and a jack is formed in the surface of the screw cap.

Preferably, the limiting mechanism comprises a fixing seat, a limiting rod, a stop block and a spring, the fixing seat is arranged in front of the screw cap, the bottom side of the fixing seat is fixedly bonded with the battery shell, the limiting rod is connected to the fixing seat in a sliding mode, the stop block is fixedly bonded to the surface of the limiting rod, the spring is sleeved on the limiting rod, two ends of the spring are fixedly bonded with the stop block and the fixing seat respectively, and the jack of the screw cap is matched with the limiting rod.

Preferably, the battery case is provided with a heat insulating layer made of polyurethane foam.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when the wiring, the spiral cover is driven through the spiral board that sets up and is rotated forward, promote the connecting rod to move down on the fixed column, thereby drive the line ball piece through the cooperation of spliced pole and connecting block and move down on the terminal and compress tightly the electric wire with the gasket cooperation, easy operation, need not any appurtenance, time saving and labor saving improve the work efficiency of wiring, the gag lever post that sets up simultaneously inserts to the jack of spiral cover under the spring action of the spring of compression, carry out spacing fixed to the spiral cover, avoid the spiral cover not hard up, the fastness of electric wire and terminal connection has been improved;

2. the utility model discloses a set up the insulating layer on the battery case outer wall, the insulating layer is made by polyurethane foam, has improved battery case's heat-proof quality greatly for effectively protecting the battery in high temperature environment, improved the high temperature resistance performance of battery greatly, avoid the battery to damage because of external high temperature.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a high temperature resistant lithium ion battery provided by the present invention;

fig. 2 is a sectional structure diagram of a battery case and a heat insulation layer in a high temperature resistant lithium ion battery according to the present invention;

fig. 3 is an enlarged structural diagram of a point a in fig. 1 in a high temperature resistant lithium ion battery provided by the present invention;

fig. 4 is an enlarged structure diagram of a B position in fig. 1 in the high temperature resistant lithium ion battery provided by the present invention.

In the figure: 1. a battery case; 2. a thermal insulation layer; 3. a binding post; 4. a gasket; 5. a baffle plate; 6. pressing line sheets; 7. fixing a column; 8. a connecting rod; 9. screwing the cap; 10. rotating the plate; 11. connecting columns; 12. connecting blocks; 13. a fixed seat; 14. a limiting rod; 15. a stopper; 16. a spring; 17. a supporting seat; 18. a handle.

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. 1-4, the present invention provides a technical solution: a high temperature resistant lithium ion battery comprising:

the battery comprises a battery shell 1, wherein a lithium ion battery body is arranged in the battery shell 1, two binding posts 3 are arranged on the top side of the battery shell 1, the two binding posts 3 are used for externally connecting electric wires, a gasket 4 is fixedly welded on the binding posts 3, a blocking piece 5 is fixedly welded at the top end of each binding post 3, two supporting seats 17 are fixedly bonded on the top side of the battery shell 1, and a handle 18 is rotatably connected between the two supporting seats 17;

the wire pressing mechanism is arranged on the top side of the battery shell 1;

and the limiting mechanism is arranged on the top side of the battery shell 1.

The wire pressing mechanism comprises two wire pressing pieces 6, two fixing columns 7, two connecting rods 8 and a screw cap 9, wherein the wire pressing pieces 6 are movably sleeved on the surfaces of the two binding posts 3 respectively, the fixing columns 7 are arranged between the two binding posts 3, the fixing columns 7 are fixedly bonded on the top side of the battery shell 1, and the connecting rods 8 are connected to the fixing columns 7 in a sliding mode through the arranged through holes.

Connecting columns 11 are fixedly bonded to two ends of the bottom side of the connecting rod 8, connecting blocks 12 are fixedly bonded to the bottom ends of the connecting columns 11, and one sides of the two connecting blocks 12 are fixedly bonded to the surfaces of the two line pressing pieces 6 respectively.

The screw cap 9 is connected to the fixing column 7 through threads, a screw plate 10 is fixedly bonded to the top side of the screw cap 9, and an insertion hole is formed in the surface of the screw cap 9.

The limiting mechanism comprises a fixing seat 13, a limiting rod 14, a stop block 15 and a spring 16, wherein the fixing seat 13 is arranged in front of the screw cap 9, the bottom side of the fixing seat 13 is fixedly bonded with the battery shell 1, the limiting rod 14 is slidably connected onto the fixing seat 13, the stop block 15 is fixedly bonded on the surface of the limiting rod 14, the spring 16 is sleeved on the limiting rod 14, two ends of the spring 16 are fixedly bonded with the stop block 15 and the fixing seat 13 respectively, and a jack of the screw cap 9 is matched with the limiting rod 14.

The outer wall of the battery shell 1 is provided with a heat insulation layer 2, and the heat insulation layer 2 is made of polyurethane foam plastic.

The working principle is as follows: the utility model discloses a when the wiring, stimulate gag lever post 14 earlier, make gag lever post 14 break away from spiral shell cap 9 and pass through dog 15 compression spring 16, again reverse spiral shell cap 9 of twisting, because of spiral shell cap 9 and fixed column 7 threaded connection, the event makes spiral shell cap 9 rebound on fixed column 7, then the one end of two electric wires that will need to connect is the surface that the round connection is located between gasket 4 and the line ball piece 6 at two terminal 3 respectively, again forward spiral shell 10 of twisting, it rotates to drive spiral shell cap 9 forward, promote connecting rod 8 rebound on fixed column 7, thereby it moves down and compresses tightly the electric wire on terminal 3 to drive line ball piece 6 through the cooperation of spliced pole 11 and connecting block 12, after the electric wire compresses tightly, jack on spiral shell cap 9 just in time aligns with gag lever post 14, loosen gag lever post 14, make gag lever post 14 insert to the jack of spiral shell cap 9 under the spring 16's of compression spring action, spacing fixed to spiral shell cap 9, avoid spiral shell cap 9 not hard up, accomplish wiring work.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

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. A high temperature resistant lithium ion battery, comprising:

the battery comprises a battery shell (1), wherein a lithium ion battery body is arranged in the battery shell (1), two binding posts (3) are arranged on the top side of the battery shell (1), a gasket (4) is fixedly welded on each binding post (3), a blocking piece (5) is fixedly welded at the top end of each binding post (3), two supporting seats (17) are fixedly bonded on the top side of the battery shell (1), and a handle (18) is rotatably connected between the two supporting seats (17);

the wire pressing mechanism is arranged on the top side of the battery shell (1);

and the limiting mechanism is arranged on the top side of the battery shell (1).

2. The lithium ion battery of claim 1, wherein: the wire pressing mechanism comprises two wire pressing pieces (6), two fixing columns (7), a connecting rod (8) and a rotating cap (9), wherein the wire pressing pieces (6) are movably sleeved on the surfaces of the two binding posts (3) respectively, the fixing columns (7) are arranged between the two binding posts (3), the fixing columns (7) are fixedly bonded on the top side of the battery shell (1), and the connecting rod (8) is connected to the fixing columns (7) through the arranged through holes in a sliding mode.

3. The lithium ion battery of claim 2, wherein: connecting rod (8) bottom side both ends all are fixed to bond and have spliced pole (11), two connecting block (12) are all fixed to bond in spliced pole (11) bottom, and one side of two connecting blocks (12) is fixed bonding respectively on two line ball piece (6) surfaces.

4. The lithium ion battery of claim 3, wherein: the screw cap (9) is in threaded connection with the fixing column (7), a screw plate (10) is fixedly bonded on the top side of the screw cap (9), and an insertion hole is formed in the surface of the screw cap (9).

5. The high temperature resistant lithium ion battery of claim 4, wherein: stop gear includes fixing base (13), gag lever post (14), dog (15) and spring (16), fixing base (13) set up at soon cap (9) the place ahead, fixing base (13) bottom side and battery case (1) fixed bonding, gag lever post (14) sliding connection is on fixing base (13), dog (15) fixed bonding is on gag lever post (14) surface, spring (16) cover is established on gag lever post (14), the both ends of spring (16) respectively with dog (15) and fixing base (13) fixed bonding, revolve the jack of cap (9) with gag lever post (14) looks adaptation.

6. The lithium ion battery of claim 1, wherein: the battery shell (1) is provided with a heat insulation layer (2), and the heat insulation layer (2) is made of polyurethane foam.