CN211700451U

CN211700451U - Bullet-shaped battery

Info

Publication number: CN211700451U
Application number: CN202020126994.2U
Authority: CN
Inventors: 陈江峰
Original assignee: Huizhou Huifeng Technology Co ltd
Current assignee: Huizhou Huifeng Technology Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-16
Anticipated expiration: 2030-01-20

Abstract

The utility model belongs to the technical field of battery manufacturing, in particular to a battery with a bullet head shape, which comprises a battery shell, wherein the battery shell comprises a lower cavity and an upper cavity, the interior of the battery shell can be set by adopting a plurality of schemes, one scheme is that a winding core wound by a rectangular pole piece is arranged in the upper cavity, the lower cavity is filled with electrolyte, and the characteristics of long service life and high multiplying power are realized; another kind is the rolling core structure that adopts trapezoidal or the trapezoidal pole piece of class to wind to level up protruding down, increases electric core design capacity, the utility model discloses the electric core of bullet head shape is fit for small-size wireless bluetooth headset, improves product live time or extension product battery life.

Description

Bullet-shaped battery

Technical Field

The utility model relates to a battery manufacturing technology field especially relates to a battery electricity core of bullet head shape.

Background

The appearance of present small-size wireless bluetooth headset is various, and in order to adapt to the appearance of product, the space that is used for depositing the battery is not necessarily the regular hexahedron of side, like cuboid or square, also probably is that the cross sectional shape is trapezoidal polyhedron. If the space with a special shape still uses a common rectangular battery cell, the following defects can exist: the battery cell storage space reserved by the rectangular battery cell cannot be fully utilized, so that the battery cell design capacity is low, and the equipment standby time is short.

Therefore, there is a need for a cell that can better accommodate product appearance while increasing cell design capacity.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a can maximize utilize small-size wireless bluetooth headset's battery chamber headspace to improve electric core design capacity, improve battery life, increase the battery of the bullet head shape of multiplying power.

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

the bullet-shaped battery is characterized by comprising a battery shell, a battery core and a lug, wherein the upper part of the battery shell is a cylinder, the lower part of the battery shell is protruded and comprises a lower cavity and an upper cavity, the lower cavity is of a protruded structure, and the upper cavity is of a cylinder structure; the battery case is internally provided with a battery core and electrolyte, the battery core is made by winding a rectangular pole piece or a trapezoidal pole piece, one end of the lug is connected with the battery core, and the other end of the lug extends out of the battery case.

Furthermore, the lower part of the battery shell is any one of a cone, a circular truncated cone or a truncated pyramid.

Further, the lower cavity is any one of a cone or a circular truncated cone.

Furthermore, the battery core adopts a rectangular pole piece as a battery core pole piece, and the lower cavity is an electrolyte storage cavity.

Furthermore, the battery core adopts a trapezoidal pole piece as a battery core pole piece, the upper part of the battery core is cylindrical, and the lower part of the battery core is conical or similar conical.

Furthermore, the trapezoid pole piece is a right-angle trapezoid or a trapezoid-like pole piece.

Furthermore, the upper edge of the battery shell is provided with a hole.

Furthermore, the tab is led out from the center of the battery cell.

The utility model has the advantages that

The utility model provides a battery electricity core of bullet head shape is fit for the narrow and small battery cavity of equipment, and in the same space, the maximize user equipment reservation space improves electric core design capacity to improve equipment standby time, solve because of the short problem of equipment standby time that leads to by battery capacity limit.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is an overall schematic view of embodiment 2 of the present invention;

fig. 4 is a schematic view of the internal structure of embodiment 2 of the present invention;

description of reference numerals: the battery comprises an upper battery cell 1, a lower battery cell 2, a laminated negative plate 3, a laminated positive plate 4, a diaphragm 5 and a connecting part 6.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout, and which are illustrated in the following description with reference to the accompanying drawings, and which are meant to be illustrative only and not to be construed as limiting the invention, and the description is therefore intended to be illustrative only, and the practice of the inventive concepts herein is not limited solely to the exemplary embodiments described herein and the illustrations in the drawings, which are not limiting.

As shown in fig. 1-2

Example 1

The bullet-shaped battery is characterized by comprising a battery shell, a battery core and a lug, wherein the upper part of the battery shell is a cylinder, the lower part of the battery shell is protruded and comprises a lower cavity and an upper cavity, the lower cavity is of a protruded structure, and the upper cavity is of a cylinder structure; the battery shell is internally provided with an electric core and electrolyte, the electric core is made by winding a rectangular pole piece or a trapezoidal pole piece, one end of a lug is connected with the electric core, the other end of the lug extends out of the battery shell, the lower part of the battery shell is a prismatic table, a lower cavity is a round table, the electric core adopts the rectangular pole piece as an electric core pole piece, the lower cavity is an electrolyte storage cavity, the upper edge of the battery shell is provided with a hole for leading the lug out of the shell, and the connecting end of the lug and the electric core is positioned at.

The production and manufacture can be carried out by the battery processing method in the prior art.

As shown in fig. 3-4

Example 2

The bullet-shaped battery is characterized by comprising a battery shell, a battery core and a lug, wherein the upper part of the battery shell is a cylinder, the lower part of the battery shell is protruded and comprises a lower cavity and an upper cavity, the lower cavity is of a protruded structure, and the upper cavity is of a cylinder structure; the battery case is internally provided with an electric core and electrolyte, the electric core is made by winding a rectangular pole piece or a trapezoidal pole piece, one end of a lug is connected with the electric core, the other end of the lug extends out of the battery case, the lower part of the battery case is a round table, a lower cavity is a cone, the electric core adopts the trapezoidal pole piece as the pole piece of the electric core, the upper part of the structure formed by winding the electric core is cylindrical, the lower part of the structure is a cone, the trapezoidal pole piece is a right-angled trapezoidal pole piece, the upper edge of the battery case is provided with a hole, and the lug is led out from.

Example 3

The bullet-shaped battery is characterized by comprising a battery shell, a battery core and a lug, wherein the upper part of the battery shell is a cylinder, the lower part of the battery shell is protruded and comprises a lower cavity and an upper cavity, the lower cavity is of a protruded structure, and the upper cavity is of a cylinder structure; the battery shell is internally provided with an electric core and electrolyte, the electric core is made by winding a rectangular pole piece or a trapezoidal pole piece, one end of a lug is connected with the electric core, the other end of the lug extends out of the battery shell, the lower part of the battery shell is a round table, a lower cavity is a cone, the electric core adopts the trapezoidal pole piece as the pole piece of the electric core, the upper part of the structure formed by winding the electric core is cylindrical, the lower part of the structure is conical, the trapezoidal pole piece is a trapezoidal pole piece similar to the pole piece, the upper edge of the battery shell is provided with a hole, and the lug is led.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.

Claims

1. The bullet-shaped battery is characterized by comprising a battery shell, a battery core and a lug, wherein the upper part of the battery shell is a cylinder, the lower part of the battery shell is protruded and comprises a lower cavity and an upper cavity, the lower cavity is of a protruded structure, and the upper cavity is of a cylinder structure; the battery case is internally provided with a battery core and electrolyte, the battery core is made by winding a rectangular pole piece or a trapezoidal pole piece, one end of the lug is connected with the battery core, and the other end of the lug extends out of the battery case.

2. The bullet-shaped battery according to claim 1, wherein said lower battery case portion is any one of a cone, a truncated cone, and a truncated pyramid.

3. The bullet-shaped battery according to claim 1, wherein said lower chamber is any one of conical and truncated conical.

4. The bullet-shaped battery according to claim 1, wherein said cell has rectangular pole pieces as cell pole pieces, and said lower chamber is an electrolyte storage chamber.

5. The bullet-shaped battery according to claim 1, wherein the battery core adopts trapezoidal pole pieces as pole pieces of the battery core, and the upper portion of the battery core is cylindrical and the lower portion of the battery core is conical or cone-like.

6. The bullet-shaped battery according to claim 1, wherein said trapezoidal pole pieces are right-angled trapezoidal or trapezoid-like pole pieces.

7. The bullet-shaped battery according to claim 1, wherein said battery case has a hole formed at an upper edge thereof.

8. The bullet-shaped battery according to claim 1, wherein the tabs are led out from the center of the battery core or from the ends of the pole piece.