CN212783603U

CN212783603U - Battery cell with quick clamping mechanism

Info

Publication number: CN212783603U
Application number: CN202021564138.1U
Authority: CN
Inventors: 邓建平; 欧早春; 胡和国; 江佳新
Original assignee: Huizhou Heying Technology Co ltd
Current assignee: Huizhou Heying Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-23
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to the technical field of batteries, specifically be a battery electricity core with quick block mechanism, including shell, electrode, conducting strip and positive ear, the inside of shell is fixed with the electrode, the bottom of electrode is provided with the first insulation piece, the top of electrode is provided with the second insulation piece, the draw-in groove has been seted up to the surface of shell, the top of shell is fixed with solid fixed ring, gu fixed ring and draw-in groove block, gu fixed ring's inside is fixed with the battery cap, the battery cap includes the cap piece, the periphery of cap piece is contradicted with solid fixed ring's inner wall, the upper surface integration of cap piece is connected with the auricle, the surface of auricle pierces through has seted up the air vent, the lower skin weld of auricle has positive ear, and the skin weld of positive ear has the conducting strip. The utility model discloses an installation of block mechanism is favorable to practicing thrift assembly cost, and is favorable to recovery processing, environmental protection more.

Description

Battery cell with quick clamping mechanism

Technical Field

The utility model relates to a battery technology field specifically is a battery electricity core with quick block mechanism.

Background

Batteries can store electric power, the types of the batteries are various, the most common recyclable batteries at present mainly comprise lithium batteries and storage batteries, and the quality of the batteries depends on the quality of battery cores.

Electric core divide into aluminum hull electricity core, laminate polymer core and cylinder electricity core three kinds, the digital product such as cell-phone is generally used to the aluminum hull electricity core uses, laminate polymer core generally is used for small-size electronic product such as bluetooth headset, the cylinder electricity core generally is used for notebook computer, present new energy automobile's battery also adopts cylinder electricity core more, the shell of cylinder electricity core comprises battery cap and shell two parts, battery cap is connected fixedly through riveting technology with the shell, still need the riveter during the assembly, the input cost has been increased, and be unfavorable for dismantling and retrieve, consequently, need to design a battery electricity core with quick block mechanism to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery electricity core with quick block mechanism to still need the riveter when solving the assembly that proposes in the above-mentioned background art, increased the input cost, and be unfavorable for dismantling the problem of retrieving.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a battery electricity core with quick block mechanism, includes shell, electrode, conducting strip and positive ear, the inside of shell is fixed with the electrode, the bottom of electrode is provided with first insulation piece, the top of electrode is provided with the second insulation piece, the draw-in groove has been seted up to the surface of shell, the top of shell is fixed with solid fixed ring, gu fixed ring and draw-in groove block, gu fixed ring's inside is fixed with the battery cap, the battery cap includes the cap piece, the periphery of cap piece is contradicted with solid fixed ring's inner wall, the upper surface integration of cap piece is connected with the auricle, the surface of auricle pierces through has seted up the air vent, the lower skin weld of auricle has positive ear, and the skin weld of positive ear has the conducting strip.

Preferably, the electrode comprises a positive electrode, a diaphragm and a negative electrode, the positive electrode is wrapped on the outer surface of the diaphragm, and the diaphragm is wrapped on the outer surface of the negative electrode.

Preferably, the bottom end of the conducting strip is welded and fixed with the outer surface of the anode, and the outer surface of the conducting strip is wrapped with a protective film.

Preferably, the upper surface of the cap piece is provided with a sealing groove, the inner wall of the fixing ring is provided with an annular bulge, and the inner wall of the fixing ring is clamped with the sealing groove.

Preferably, the lower surface integration of cap piece is connected with the sealing ring, the bottom of sealing ring is contradicted with the surface of second insulating piece, the sealing washer has been cup jointed to the surface of sealing ring, and the surface of sealing washer is contradicted with the inner wall of shell.

Preferably, the vent hole is obliquely formed.

Compared with the prior art, the beneficial effects of the utility model are that: this battery core battery cap with quick block mechanism adopts block mechanism installation, is favorable to practicing thrift assembly cost, and is favorable to recovery processing, environmental protection more.

(1) By utilizing the split type structural design, the clamping groove is formed in the shell, so that after the battery cap is inserted into the shell, the fixing ring is covered on the shell, the fixing ring can be clamped with the clamping groove, the battery cap is limited and fixed, and the assembly cost is saved;

(2) when the battery cap is disassembled, the lower hem of the fixing ring is tilted by means of a tool, the integral structure of the shell and the battery cap can not be damaged, and therefore the battery cap is beneficial to recovery processing and is more environment-friendly.

Drawings

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

FIG. 2 is a front sectional view of the structure of the present invention;

fig. 3 is a schematic sectional view of a partial front view of the structure of the fixing ring and the battery cap in fig. 1 according to the present invention;

fig. 4 is a schematic top sectional view of the structure of the motor in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a card slot; 3. a fixing ring; 4. a first insulating sheet; 5. an electrode; 501. a positive electrode; 502. a diaphragm; 503. a negative electrode; 6. a second insulating sheet; 7. a conductive sheet; 8. a positive tab; 9. a battery cap; 901. a cap sheet; 902. a tab; 903. a vent hole; 904. a sealing groove; 905. a seal ring; 906. a seal ring; 10. and (4) a protective film.

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 an embodiment: the utility model provides a battery electricity core with quick block mechanism, includes shell 1, electrode 5, conducting strip 7 and anodal ear 8, and the inside of shell 1 is fixed with electrode 5, and the bottom of electrode 5 is provided with first insulating strip 4, and the top of electrode 5 is provided with second insulating strip 6, and draw-in groove 2 has been seted up to the surface of shell 1, and the top of shell 1 is fixed with solid fixed ring 3, and solid fixed ring 3 and draw-in groove 2 block, the inside of solid fixed ring 3 is fixed with battery cap 9, makes solid fixed ring 3 can carry on spacingly to battery cap 9.

The battery cap 9 comprises a cap sheet 901, the periphery of the cap sheet 901 is abutted against the inner wall of the fixing ring 3, the upper surface of the cap sheet 901 is integrally connected with a lug 902, the outer surface of the lug 902 penetrates through a vent hole 903, the lower surface of the lug 902 is welded with a positive lug 8, and the outer surface of the positive lug 8 is welded with a conducting strip 7.

Further, as shown in fig. 4, the electrode 5 includes a positive electrode 501, a separator 502, and a negative electrode 503, the positive electrode 501 is wrapped on an outer surface of the separator 502, the separator 502 is wrapped on an outer surface of the negative electrode 503, and the positive electrode 501 and the negative electrode 503 are separated by the separator 502, so that the positive electrode 501 and the separator 502 are not interfered.

Further, as shown in fig. 3, the bottom end of the conducting strip 7 is welded and fixed to the outer surface of the positive electrode 501, so that electric power on the positive electrode 501 can be conducted to the positive electrode tab 8 through the conducting strip 7, the outer surface of the conducting strip 7 is wrapped with the protective film 10, the conducting strip 7 can be protected, and the insulation performance outside the conducting strip 7 is improved.

Further, as shown in fig. 3, a sealing groove 904 is formed in the upper surface of the cap piece 901, an annular protrusion is formed on the inner wall of the fixing ring 3, and the inner wall of the fixing ring 3 is engaged with the sealing groove 904, so that the tightness of connection between the cap piece 901 and the cap piece 901 is improved.

Further, as shown in fig. 3, the lower surface of the cap sheet 901 is integrally connected with a sealing ring 905, the bottom end of the sealing ring 905 abuts against the outer surface of the second insulating sheet 6, a sealing ring 906 is sleeved on the outer surface of the sealing ring 905, the outer surface of the sealing ring 906 abuts against the inner wall of the housing 1, and the sealing ring 906 is made of rubber and plays a role in improving the sealing performance between the sealing ring 905 and the housing 1.

Further, as shown in fig. 2, the vent hole 903 is inclined to facilitate gas discharge.

The working principle is as follows: during assembly, the anode 501 and the cathode 503 are separated by the diaphragm 502, then the anode 501 and the cathode 503 are wound and arranged in the shell 1, the first insulating sheet 4 and the second insulating sheet 6 are required to be respectively arranged at two ends of the electrode 5, then the battery cap 9 is inserted into the shell 1, the fixing ring 3 is buckled on the shell 1, the fixing ring 3 is clamped with the clamping groove 2, and the battery cap 9 is limited and fixed, so that the assembly can be completed;

when the battery cell with the quick clamping mechanism needs to be disassembled, the lower hem of the fixing ring 3 only needs to be raised by means of tools, the overall structure of the shell 1 and the battery cap 9 cannot be damaged, the recovery processing is facilitated, and the battery cell with the quick clamping mechanism is more environment-friendly and practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a battery electricity core with quick block mechanism, includes shell (1), electrode (5), conducting strip (7) and anodal ear (8), its characterized in that: an electrode (5) is fixed in the shell (1), a first insulating sheet (4) is arranged at the bottom end of the electrode (5), the top end of the electrode (5) is provided with a second insulating sheet (6), the outer surface of the outer shell (1) is provided with a clamping groove (2), the top end of the shell (1) is fixed with a fixed ring (3), the fixed ring (3) is clamped with the clamping groove (2), a battery cap (9) is fixed inside the fixing ring (3), the battery cap (9) comprises a cap sheet (901), the periphery of the cap piece (901) is abutted against the inner wall of the fixing ring (3), the upper surface of the cap piece (901) is integrally connected with a lug (902), the outer surface of the lug (902) is penetrated and provided with a vent hole (903), the lower surface of the lug (902) is welded with a positive lug (8), and the outer surface of the positive lug (8) is welded with a conducting strip (7).

2. The battery cell with the quick-snap mechanism of claim 1, wherein: the electrode (5) comprises a positive electrode (501), a diaphragm (502) and a negative electrode (503), wherein the positive electrode (501) is wrapped on the outer surface of the diaphragm (502), and the diaphragm (502) is wrapped on the outer surface of the negative electrode (503).

3. The battery cell with the quick-snap mechanism of claim 1, wherein: the bottom end of the conducting strip (7) is fixedly welded with the outer surface of the anode (501), and the outer surface of the conducting strip (7) is wrapped with a protective film (10).

4. The battery cell with the quick-snap mechanism of claim 1, wherein: the upper surface of the cap piece (901) is provided with a sealing groove (904), the inner wall of the fixing ring (3) is provided with an annular bulge, and the inner wall of the fixing ring (3) is clamped with the sealing groove (904).

5. The battery cell with the quick-snap mechanism of claim 1, wherein: the lower surface integration of cap piece (901) is connected with sealing ring (905), the bottom of sealing ring (905) is contradicted with the surface of second insulating piece (6), sealing washer (906) has been cup jointed to the surface of sealing ring (905), and the surface of sealing washer (906) is contradicted with the inner wall of shell (1).

6. The battery cell with the quick-snap mechanism of claim 1, wherein: the vent hole (903) is obliquely formed.