CN214280047U

CN214280047U - Lithium ion battery structure

Info

Publication number: CN214280047U
Application number: CN202120414366.9U
Authority: CN
Inventors: 郭好猛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-24
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a lithium ion battery structure, which comprises a base, wherein the inner wall of the bottom of the base is provided with an electric core, the top of the electric core is provided with a laser welding frame, the top of the laser welding frame is provided with a nickel sheet groove, the inner wall of the bottom of the nickel sheet groove is fixedly connected with a nickel sheet, the top of the laser welding frame is clamped with an insulating cover plate, the top of the insulating cover plate is provided with a protective plate, the top of the laser welding frame is fixedly connected with a plurality of nut posts, the utility model has simple structure, the outer side of the electric core is provided with a base, an aluminum barrel and a cover body, the waterproof performance is excellent, the fixation is reliable, and the matched silica gel sealing ring is arranged at the joint, the waterproof sealing performance can be kept for a long time, a certain dustproof effect is also achieved, the bottom of the base is provided with a shock pad, the shock-proof protective base can be carried out on a battery pack, and a charging interface can be installed as required, the quick battery replacement strategy is realized, and the use is convenient.

Description

Lithium ion battery structure

Technical Field

The utility model relates to a lithium ion battery technical field especially relates to a lithium ion battery structure.

Background

The lithium ion battery is a secondary battery (rechargeable battery), it mainly relies on lithium ion to move between positive pole and negative pole to work, in the course of charging and discharging, Li + is inserted and taken off and back and forth between two electrodes, while charging, Li + is taken off from the positive pole, inserted into the negative pole through the electrolyte, the negative pole is in the state of rich lithium; the opposite is true during discharge.

Most of the existing lithium ion battery structures are poor in waterproof effect, the external environment easily affects the battery, and the service life of the battery is shortened, so that the lithium ion battery structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lithium ion battery structure.

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

a lithium ion battery structure comprises a base, wherein an electric core is arranged on the inner wall of the bottom of the base, a laser welding frame is arranged on the top of the electric core, a nickel sheet groove is formed in the top of the laser welding frame, a nickel sheet is fixedly connected to the inner wall of the bottom of the nickel sheet groove, an insulating cover plate is clamped on the top of the laser welding frame, a protective plate is arranged on the top of the insulating cover plate, a plurality of nut posts are fixedly connected to the top of the laser welding frame, first threaded holes corresponding to the nut posts are formed in the top of the protective plate, a cover body is arranged on the top of the protective plate, an aluminum barrel is sleeved on the outer wall of the electric core, second threaded holes are formed in the top and the bottom of the aluminum barrel, first threaded through holes corresponding to the second threaded holes are formed in the bottom of the cover body, second threaded through holes corresponding to the second threaded through holes are formed in the top of the base, the top of the cover body is provided with a connector fixing groove, the inner wall of the bottom of the connector fixing groove is provided with a mounting hole, the inner wall of the mounting hole is provided with a charging and discharging connector, and the inner walls of the bottom of the charging and discharging connector and the connector fixing groove are provided with a plurality of corresponding third threaded through holes.

Preferably, the bottom of the cover body is fixedly connected with a pressing column.

Preferably, the inner wall of the aluminum barrel is fixedly connected with a plurality of guide rails, and the outer wall of the laser welding frame is provided with sliding grooves corresponding to the guide rails.

Preferably, the lid and the base are fixedly connected with a silica gel sealing ring on one side contacting with the aluminum barrel.

Preferably, the top of the cover body is fixedly connected with a handle.

Preferably, the bottom of the base is fixedly connected with a plurality of shock-absorbing pads.

Preferably, the aluminum barrel, the cover body and the lifting handle are all fixed by bolts, and the protection plate is fixed by copper nuts.

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

1. in the utility model, the base, the aluminum barrel and the cover body are arranged outside the battery cell, the waterproof performance is excellent, and the matched silica gel sealing ring is arranged at the joint, so that the waterproof sealing performance can be kept for a long time, and a certain dustproof effect is also achieved;

2. the utility model discloses in, adopt copper nut fixed protection shield, safe and reliable after the fixed, the guide rail on the aluminium bucket cooperatees with the spout on the laser welding frame and makes electric core firmly place in the aluminium bucket, and the base bottom sets up the shock pad, can carry out the antidetonation protection to the battery package;

3. the utility model discloses in, the base still can be as required, and the interface that charges is installed, realizes trading the electric strategy fast.

The utility model discloses simple structure, the outside of electricity core is provided with base and aluminium bucket and lid, and waterproof performance is excellent, and is fixed reliable, and is provided with supporting silica gel sealing washer in the junction, can keep waterproof sealing performance for a long time, has also played certain dustproof effect, and the base bottom sets up the shock pad, can carry out the antidetonation protection base to the battery package still can be as required, and the interface that charges is installed, realizes trading the electric strategy fast, convenient to use.

Drawings

Fig. 1 is an exploded view of a lithium ion battery structure according to the present invention;

fig. 2 is a schematic structural diagram of a lithium ion battery structure provided by the present invention;

fig. 3 is a top view of a cover body of a lithium ion battery structure according to the present invention;

fig. 4 is a schematic structural diagram of a charge/discharge connector of a lithium ion battery structure according to the present invention;

fig. 5 is a front view of a lithium ion battery structure according to the present invention.

In the figure: 1. a base; 2. an electric core; 3. a nickel sheet groove; 4. a nut post; 5. a chute; 6. laser welding the frame; 7. an insulating cover plate; 8. a protection plate; 9. a first threaded hole; 10. a first threaded through hole; 11. a handle; 12. a socket connector fixing groove; 13. a cover body; 14. a compression post; 15. a second threaded hole; 16. an aluminum barrel; 17. a second threaded through hole; 18. a third threaded through hole; 19. a silica gel seal ring; 20. mounting holes; 21. a charging and discharging connector; 22. a shock pad; 23. a guide rail.

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.

Example one

Referring to fig. 1-5, a lithium ion battery structure comprises a base 1, a battery cell 2 is disposed on the inner wall of the bottom of the base 1, a laser welding frame 6 is disposed on the top of the battery cell 2, a nickel sheet groove 3 is disposed on the top of the laser welding frame 6, a nickel sheet is fixedly connected to the inner wall of the bottom of the nickel sheet groove 3, an insulating cover plate 7 is clamped on the top of the laser welding frame 6, a protective plate 8 is disposed on the top of the insulating cover plate 7, a plurality of nut posts 4 are fixedly connected to the top of the laser welding frame 6, a first threaded hole 9 corresponding to the nut posts 4 is disposed on the top of the protective plate 8, a cover 13 is disposed on the top of the protective plate 8, an aluminum barrel 16 is sleeved on the outer wall of the battery cell 2, second threaded holes 15 are disposed on the top and the bottom of the aluminum barrel 16, a first threaded through hole 10 corresponding to the second threaded hole 15 is disposed on the bottom of the cover 13, a second threaded through hole 17 corresponding to the second threaded hole 15 is disposed on the top of the base 1, the top of lid 13 has seted up connector fixed slot 12, and the bottom inner wall of connector fixed slot 12 has seted up mounting hole 20, and the inner wall of mounting hole 20 is provided with charge and discharge connector 21, and the bottom inner wall of charge and discharge connector 21 and connector fixed slot 12 has seted up a plurality of corresponding third screw through-holes 18.

Example two

The embodiment is improved on the basis of the first embodiment: the bottom fixedly connected with of lid 13 compresses tightly post 14, a plurality of guide rails 23 of the inner wall fixedly connected with of aluminium bucket 16, spout 5 corresponding with guide rail 23 is seted up to the outer wall of laser welding frame 6, the equal fixedly connected with silica gel sealing washer 19 in one side of lid 13 and base 1 and the contact of aluminium bucket 16, the top fixedly connected with handle 11 of lid 13, a plurality of shock pads 22 of the bottom fixedly connected with of base 1, aluminium bucket 16, lid 13 and handle 11 all use the bolt to fix, protection shield 8 uses the copper nut to fix.

The working principle is as follows: during the use, electric core 2's the outside is provided with base 1 and aluminium bucket 16 and lid 13, waterproof performance is excellent, and be provided with supporting silica gel sealing washer 19 in the junction, can keep waterproof sealing performance for a long time, certain dustproof effect has also been played, adopt copper nut fixed protection board 8, fixed back safe and reliable, guide rail 23 on the aluminium bucket 16 cooperatees with spout 5 on the laser welding frame 6 and makes electric core 2 firmly place in aluminium bucket 16, base 1 still can be as required, the interface that charges is installed, realize the quick power change strategy, base 1 bottom sets up shock pad 22, can carry out antidetonation protection to the battery package.

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. The lithium ion battery structure comprises a base (1) and is characterized in that an electric core (2) is arranged on the inner wall of the bottom of the base (1), a laser welding frame (6) is arranged at the top of the electric core (2), a nickel sheet groove (3) is formed in the top of the laser welding frame (6), a nickel sheet is fixedly connected to the inner wall of the bottom of the nickel sheet groove (3), an insulating cover plate (7) is clamped at the top of the laser welding frame (6), a protection plate (8) is arranged at the top of the insulating cover plate (7), a plurality of nut columns (4) are fixedly connected to the top of the laser welding frame (6), first threaded holes (9) corresponding to the nut columns (4) are formed in the top of the protection plate (8), a cover body (13) is arranged at the top of the protection plate (8), and an aluminum barrel (16) is sleeved on the outer wall of the electric core (2), the aluminum barrel is characterized in that second threaded holes (15) are formed in the top and the bottom of the aluminum barrel (16), first threaded through holes (10) corresponding to the second threaded holes (15) are formed in the bottom of the cover body (13), second threaded through holes (17) corresponding to the second threaded holes (15) are formed in the top of the base (1), connector fixing grooves (12) are formed in the top of the cover body (13), mounting holes (20) are formed in the inner wall of the bottom of the connector fixing grooves (12), charging and discharging connectors (21) are arranged on the inner wall of the mounting holes (20), and a plurality of corresponding third threaded through holes (18) are formed in the inner walls of the bottoms of the charging and discharging connectors (21) and the connector fixing grooves (12).

2. The lithium ion battery structure according to claim 1, characterized in that a compression column (14) is fixedly connected to the bottom of the cover (13).

3. The lithium ion battery structure according to claim 1, wherein the inner wall of the aluminum barrel (16) is fixedly connected with a plurality of guide rails (23), and the outer wall of the laser welding frame (6) is provided with a sliding groove (5) corresponding to the guide rails (23).

4. The lithium ion battery structure according to claim 1, wherein the cover (13) and the base (1) are both fixedly connected with a silica gel sealing ring (19) on the side contacting with the aluminum barrel (16).

5. The lithium ion battery structure according to claim 1, characterized in that a handle (11) is fixedly connected to the top of the cover body (13).

6. The lithium ion battery structure according to claim 1, characterized in that a plurality of shock absorbing pads (22) are fixedly connected to the bottom of the base (1).

7. The lithium ion battery structure according to claim 1, wherein the aluminum barrel (16), the cover body (13) and the handle (11) are fixed by bolts, and the protective plate (8) is fixed by copper nuts.