CN214477663U

CN214477663U - Battery shell structure with sectional drawing die

Info

Publication number: CN214477663U
Application number: CN202120344446.1U
Authority: CN
Inventors: 黄其彩; 柳锦; 周品辰; 周少龙
Original assignee: Huizhou Desay Battery Co Ltd
Current assignee: Huizhou Desay Battery Co Ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-10-22
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a battery case structure of segmentation drawing die, which comprises a housin body, the casing body includes the bottom surface and sets up the side on the bottom surface, the side is end to end connection's enclosed construction, the side inner wall forms the cavity that is used for holding the battery, be provided with into gluey hole on the bottom surface, the side includes that at least two parts drawing die is regional, drawing die region distributes in proper order in the side one end of being connected with the bottom surface to the other end, drawing die region and the contained angle of horizontal plane are steadilyd decrease in proper order from being close to the one end of advancing gluey hole to the other end, the side is 0.2 ~ 0.5 degree with vertical plane's contained angle. The side surface of the utility model comprises at least two parts of pattern drawing areas, the included angle between the pattern drawing areas and the horizontal plane is gradually decreased from one end close to the glue inlet hole to the other end, the pattern drawing areas with different angles are arranged according to the difference of the stress borne by the side surface during injection molding, the mold stripping of the glue shell body is facilitated, and the structural design is reasonable; the whole lines are smooth, and the appearance is attractive.

Description

Battery shell structure with sectional drawing die

Technical Field

The utility model relates to a battery field, specific theory especially relates to a battery case structure of segmentation drawing die.

Background

Along with the rapid development of economy, the number of electronic products is increased and updated rapidly in recent years. The better the appearance of consumer electronics product can receive consumer's favor more, and the battery is fixed in the battery case, needs and the mould breaks away from after the battery case shaping, in order to satisfy the requirement of drawing a mould, some battery cases can be designed into the structure of the demolding of being convenient for, for example design into special-shaped structure, but can reduce inner space like this, can not do this design to the limited battery case in space, and some battery case structural design can influence its outward appearance aesthetic property.

SUMMERY OF THE UTILITY MODEL

In order to solve the current battery case for the convenience of drawing of patterns, there is not pleasing to the eye, unreasonable problem in the structure, the utility model provides a battery case structure of segmentation drawing die.

The utility model provides a battery case structure of segmentation drawing die, includes housing body, housing body includes the bottom surface and sets up the side on the bottom surface, the side is end-to-end connection's enclosed construction, the side inner wall forms the cavity that is used for holding the battery, be provided with into gluey hole on the bottom surface, the side includes that at least two parts drawing die are regional, drawing die region distributes in proper order in side one end to the other end of being connected with the bottom surface, drawing die region and the contained angle of horizontal plane decrease progressively in proper order from the one end to the other end that is close to into gluey hole, the side is 0.2 ~ 0.5 degree with vertical plane's contained angle.

Preferentially, the side face comprises three drawing areas, namely a first drawing area, a second drawing area and a third drawing area which are far away from the glue inlet hole from near to far, the included angle between the first drawing area and the horizontal plane is 0.3-0.4 degrees, the included angle between the second drawing area and the horizontal plane is 0.1-0.3 degrees, and the included angle between the third drawing area and the horizontal plane is 0.05-0.1 degrees.

Preferably, the side surface forms an angle of 0.2 degrees with the vertical plane.

Preferentially, the side surface comprises two groups of symmetrical square planes and an arc surface arranged between the adjacent square planes, and the square planes are connected with the adjacent arc surfaces.

Preferably, the joint of the side surface and the bottom surface is a circular arc-shaped connecting arc surface.

Preferably, the glue inlet holes are provided with two glue inlet holes.

Preferentially, the shell body is integrally formed by injection molding.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a battery shell structure of sectional drawing, which comprises at least two drawing areas on the side surface, the included angle between the drawing area and the horizontal plane is gradually decreased from one end close to the glue inlet hole to the other end, the drawing areas with different angles are arranged according to the difference of the stress on the side surface during injection molding, thereby being beneficial to the demoulding of the plastic shell body and having reasonable structural design; the whole lines are smooth, and the appearance is attractive.

Drawings

Fig. 1 is a schematic perspective view of a battery case structure with segmented drawing provided in an embodiment of the present application;

fig. 2 is a schematic cross-sectional structural view of a battery case structure of a segmental drawing die provided in an embodiment of the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Referring to fig. 1-2, a battery shell structure of segmentation drawing die, including casing body 1, casing body includes bottom surface 11 and the side 12 of setting on the bottom surface, the side is end-to-end connection's enclosed construction, side 12 inner wall forms the cavity that is used for holding the battery, be provided with into gluey hole 13 on the bottom surface 11, side 12 includes the regional 2 of at least two parts drawing die, the regional 2 of drawing die distributes in proper order in 12 one ends of side of being connected with bottom surface 11 to the other end, the contained angle of the regional 2 of drawing die and horizontal plane is degressive from being close to the one end of advancing gluey hole 13 to the other end in proper order, side 12 is 0.2 ~ 0.5 degree with the contained angle of vertical plane. In some embodiments, the included angle between the side surface 12 and the vertical plane is 0.2 degrees, so that the housing body 1 can meet the requirement of demolding and ensure the attractive appearance; the shell body 1 is integrally formed by injection molding; and two glue inlet holes 13 are formed, so that injection molding is convenient.

The side surface 12 adopts a sectional drawing structural design, and the side surface 12 is provided with a multi-part drawing area 2, so that the shell body 1 is convenient to be demoulded; the included angle between the side face 12 and the vertical plane is 0.2-0.5 degrees, the size of the whole shell body 1 is not changed greatly, the structural design is reasonable, the appearance line of the shell body 1 is smooth and complete, and the appearance is attractive.

In some embodiments, the side surface 12 includes three drawing areas 2, which are a first drawing area 21, a second drawing area 22 and a third drawing area 23 from near to far from the glue inlet, respectively, an included angle between the first drawing area 21 and a horizontal plane is 0.3 to 0.4 degrees, an included angle between the second drawing area 22 and the horizontal plane is 0.1 to 0.3 degrees, and an included angle between the third drawing area 23 and the horizontal plane is 0.05 to 0.1 degrees. The first pattern drawing area 21 is arranged on one side of the side face 12 close to the glue inlet hole 13, and is relatively high in pressure and large in stress during injection molding, and the second pattern drawing area 22 is arranged on one side of the side face far away from the glue inlet hole 13, and is relatively low in pressure and small in stress during injection molding; the drawing areas 2 at different positions are provided with different angles, so that the drawing requirement can be met, the size of the cavity can be ensured to be large enough, and the integral structure is reasonable in design and attractive.

In some embodiments, the side 12 includes two symmetrical sets of square planes 121, and a circular arc surface 122 disposed between the adjacent square planes 121, and the square planes 121 are connected to the adjacent circular arc surfaces 122. The joint of the side surface 12 and the bottom surface 11 is a circular arc-shaped connecting arc surface 3. The arc surface 122 and the connecting arc surface 3 greatly improve the beauty of the housing body 1.

The utility model provides a battery shell structure of sectional drawing, which comprises at least two drawing areas on the side surface, the included angle between the drawing area and the horizontal plane is gradually decreased from one end close to the glue inlet hole to the other end, the drawing areas with different angles are arranged according to the difference of the stress on the side surface during injection molding, thereby being beneficial to the demoulding of the plastic shell body and having reasonable structural design; the whole lines are smooth, and the appearance is attractive.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a battery case structure of segmentation drawing die which characterized in that: including casing body (1), casing body (1) includes bottom surface (11) and side (12) of setting on bottom surface (11), side (12) are the enclosed construction of end to end connection, side (12) inner wall forms the cavity that is used for holding the battery, be provided with into gluey hole (13) on bottom surface (11), side (12) are including two at least parts drawing die region (2), drawing die region (2) distribute in proper order side (12) one end to the other end of being connected with bottom surface (11), drawing die region (2) and the contained angle of horizontal plane are degressive in proper order from the one end to the other end that is close to into gluey hole (13), side (12) are 0.2 ~ 0.5 degree with vertical plane's contained angle.

2. The battery case structure of claim 1, wherein: the side face (12) comprises three drawing areas (2), namely a first drawing area (21), a second drawing area (22) and a third drawing area (23) which are far away from the glue inlet hole (13), wherein the included angle between the first drawing area (21) and the horizontal plane is 0.3-0.4 degrees, the included angle between the second drawing area (22) and the horizontal plane is 0.1-0.3 degrees, and the included angle between the third drawing area (23) and the horizontal plane is 0.05-0.1 degrees.

3. The battery case structure of claim 1, wherein: the included angle between the side surface (12) and the vertical plane is 0.2 degree.

4. The battery case structure of claim 1, wherein: the side face (12) comprises two groups of symmetrical square planes (121) and arc faces (122) arranged between the adjacent square planes (121), and the square planes (121) are connected with the adjacent arc faces (122).

5. The battery case structure of claim 1, wherein: the joint of the side surface (12) and the bottom surface (11) is a circular arc-shaped connecting arc surface (3).

6. The battery case structure of claim 1, wherein: two glue inlet holes (13) are arranged.

7. The battery case structure of claim 1, wherein: the shell body (1) is integrally formed by injection molding.