CN218513557U

CN218513557U - High stability battery package

Info

Publication number: CN218513557U
Application number: CN202223009138.7U
Authority: CN
Inventors: 袁宏; 高旭东; 王忠毅
Original assignee: Chengdu Zhibang Technology Co ltd
Current assignee: Chengdu Zhibang Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-02-21
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a high-stability battery pack, which relates to the technical field of battery pack structures and comprises a battery shell and a battery, wherein the battery is embedded in an inner cavity of the battery shell, an electrode post which is coaxial with the battery is arranged on the top surface of the battery, the upper end part of the battery shell is detachably connected with a spiral cover, the middle part of the spiral cover is provided with the spiral cover, an insulating sleeve is fixedly arranged in a central hole, and the electrode post upwards penetrates through the inner hole of the insulating sleeve and extends to the outside of the insulating sleeve; be provided with the protective housing that is located the battery case outside on the spiral cover, the top of protective housing is provided with the opening, and the bottom of protective housing is sealed, is provided with external screw thread I on the outer wall of spiral cover, is provided with internal thread I on the inner wall of protective housing, and the internal thread I of protective housing and the external screw thread I threaded connection of spiral cover, under threaded connection power, the bottom blind end of protective housing supports and presses on the basal surface of battery case. The utility model has the advantages that: prevent that the electric pole receives the lateral force deformation, prevent that the battery squeezes the deformation, the stability in use is high.

Description

High stability battery package

Technical Field

The utility model relates to a technical field of battery package structure, especially a high stability battery package.

Background

The battery pack is used for charging the mobile device to ensure that the charging of the mobile device can continue endurance. The structure of a certain battery pack is shown in fig. 1-2, and the battery pack comprises a cylindrical battery case 1, a battery cover 2 and a battery 3, wherein the bottom of the battery case 1 is closed, the top of the battery case 1 is provided with an opening, the battery 3 is embedded into the inner cavity of the battery case 1 from the opening, the battery cover 2 is fixed on the battery case 1 through a plurality of screws 4 so as to fix the battery 3, the middle part of the battery 3 is connected with an electrode column 5, and the electrode column 5 upwards penetrates through the battery cover 2. In use, a worker connects the charging connector of the mobile device to the electrode pole 5, and the battery 3 charges the mobile charging device through the electrode pole 5.

However, although the battery pack can be used, the following technical defects still exist in the using process:

I. since the upper end of the electrode column 5 extends outside the battery cover 2, when the electrode column 5 is subjected to a lateral force from the outside, the electrode column 5 is bent and deformed, and the electrode column 5 cannot be connected to a connector of a mobile charging device, which has a technical defect of poor use stability.

II. When the battery case 1 is subjected to a lateral force from the outside, the impact direction is shown by a hollow arrow in fig. 1, the battery case 1 is deformed, and then the battery 3 is subjected to compression deformation, and the battery 3 is damaged, so that the technical defect of poor use stability exists. Therefore, a battery pack having high stability in use is desired.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide one kind and prevent that the utmost point post receives the yawing force to warp, prevent that battery extrusion is distorted, the high stability battery package of stability in use is high.

The purpose of the utility model is realized through the following technical scheme: a high-stability battery pack comprises a battery case and a battery, wherein the battery is embedded into an inner cavity of the battery case, an electrode column which is coaxial with the battery is arranged on the top surface of the battery, a spiral cover is detachably connected to the upper end of the battery case, the center of the spiral cover is provided with the spiral cover, the middle of the spiral cover is provided with a center hole, an insulating sleeve is fixedly arranged in the center hole, and the electrode column upwards penetrates through an inner hole of the insulating sleeve and extends to the outside of the insulating sleeve;

be provided with the protective housing that is located the battery case outside on the spiral cover, the top of protective housing is provided with the opening, and the bottom of protective housing is sealed, is provided with external screw thread I on the outer wall of spiral cover, is provided with internal thread I on the inner wall of protective housing, and the internal thread I of protective housing and the external screw thread I threaded connection of spiral cover, under threaded connection power, the bottom blind end of protective housing supports presses on the basal surface of battery case.

The inner wall of the inner cavity of the spiral cover is provided with an internal thread II, the outer wall of the upper end part of the battery case is provided with an external thread II, and the internal thread II of the spiral cover is in threaded connection with the external thread II of the battery case.

And a material pressing piece is welded on the bottom surface of the inner cavity of the spiral cover, and the material pressing piece is pressed against the bottom surface of the battery under the threaded connection force of the external thread II and the internal thread II so as to fix the battery in the battery case.

The insulating sleeve is in interference fit with the central hole.

The protective housing is a heat-conducting shell.

The material pressing piece is a nylon block.

The utility model has the advantages of it is following:

1. the middle part of the screw cap of the utility model is provided with the screw cap, the middle part of the screw cap is provided with a central hole, an insulating sleeve is fixedly arranged in the central hole, and the electrode column upwards runs through the inner hole of the insulating sleeve and extends to the outside of the insulating sleeve; because insulating cover parcel is in the outside of electrode post, and only a small section of electrode post exposes externally to increased electrode post's intensity, effectually avoided receiving the lateral force back that comes from the external world when the electrode post, the electrode post takes place bending deformation, has prolonged electrode post's life, compares current battery package, very big improvement battery package's stability in use.

2. The utility model discloses a spiral cover is provided with the protective housing that is located the battery case outside, and the top of protective housing is provided with the opening, and the bottom of protective housing is sealed, is provided with external screw thread I on the outer wall of spiral cover, is provided with internal thread I on the inner wall of protective housing, and internal thread I of protective housing and the external screw thread I threaded connection of spiral cover, under the threaded connection power, the bottom blind end of protective housing supports and presses on the bottom surface of battery case; because the internal thread I of the protective housing is in threaded connection with the external thread I of the spiral cover, and the closed end of the bottom of the protective housing is pressed on the bottom surface of the battery shell under the threaded connection force, the protective housing offsets the lateral impact force from the outside, so that the battery is prevented from being deformed after being subjected to the external impact force, the extrusion deformation of the battery is further avoided, the service life of the battery is prolonged, and the service life of the battery pack is further prolonged compared with that of the existing battery pack.

Drawings

Fig. 1 is a schematic structural view of a conventional battery pack;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a schematic main section view of FIG. 3;

FIG. 5 is a schematic view of the structure of the screw cap;

FIG. 6 is a bottom view of FIG. 5;

fig. 7 is a schematic structural view of the protective shell;

FIG. 8 is a schematic view of the structure of the insulating sleeve;

FIG. 9 is a top view of FIG. 8;

fig. 10 is a schematic view of the structure of a battery case;

in the figure, 1-battery shell, 2-battery cover, 3-battery, 4-screw, 5-electrode column, 6-screw cover, 7-center hole, 8-insulating sleeve, 9-protective shell, 10-external thread I, 11-internal thread I, 12-internal thread II, 13-external thread II, 14-material pressing piece.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, and the protection scope of the present invention is not limited to the following:

as shown in fig. 1 to 9, a high-stability battery pack includes a battery case 1 and a battery 3, the battery 3 is embedded in an inner cavity of the battery case 1, an electrode post 5 coaxially disposed with the battery 3 is disposed on a top surface of the battery 3, an upper end portion of the battery case 1 is detachably connected with a screw cap 6, the screw cap 6 is disposed at a center portion of the screw cap 6, a center hole 7 is disposed at a middle portion of the screw cap 6, an insulating sleeve 8 is fixedly disposed in the center hole 7, the insulating sleeve 8 is in interference fit with the center hole 7, and the electrode post 5 upwardly penetrates through an inner hole of the insulating sleeve 8 and extends to an outside of the insulating sleeve 8; be provided with on spiral cover 6 and be located the outside protective housing 9 of battery case 1, protective housing 9 is the heat conduction shell, and the top of protective housing 9 is provided with the opening, and the bottom of protective housing 9 is sealed, is provided with external screw thread I10 on the outer wall of spiral cover 6, is provided with internal thread I11 on the inner wall of protective housing 9, and the internal thread I11 of protective housing 9 and the external screw thread I10 threaded connection of spiral cover 6, under threaded connection power, the bottom blind end of protective housing 9 supports and presses on the basal surface of battery case 1.

An internal thread II12 is arranged on the inner wall of the inner cavity of the screw cap 6, an external thread II13 is arranged on the outer wall of the upper end part of the battery case 1, and the internal thread II12 of the screw cap 6 is in threaded connection with the external thread II13 of the battery case 1. And a material pressing part 14 is welded on the bottom surface of the inner cavity of the spiral cover 6, the material pressing part 14 is a nylon block, and the material pressing part 14 is pressed against the bottom surface of the battery 3 under the threaded connection force of the external threads II13 and the internal threads II12 so as to fix the battery 3 in the battery shell 1.

The working process of the utility model is as follows:

when the mobile charging device is used, a worker connects the charging connector of the mobile charging device to the electrode pole 5, and the battery 3 charges the mobile charging device through the electrode pole 5.

Because insulating cover 8 parcel is in the outside of electrode post 5, and electrode post 5 only has a segment to expose externally to increased electrode post 5's intensity, effectually avoided receiving when electrode post 5 and come from external lateral force after, electrode post 5 takes place bending deformation, has prolonged electrode post 5's life, compares like the battery package shown in fig. 1~ 2, very big improvement the stability in use of battery package. In addition, because the internal thread I11 of the protective shell 9 is in threaded connection with the external thread I10 of the screw cap 6, and under the threaded connection force, the closed end of the bottom of the protective shell 9 is pressed against the bottom surface of the battery case 1, the lateral impact force from the outside is offset by the protective shell 9, so that the battery 3 is prevented from being deformed after being subjected to the external impact force, the extrusion deformation of the battery 3 is further avoided, the service life of the battery 3 is prolonged, and the service life of the battery pack is further prolonged, for example, compared with the battery pack shown in fig. 1 to 2.

When the battery 3 is to be replaced, a worker can firstly screw the protective shell 9 out of the screw cap 6, then screw the screw cap 6 out of the battery case 1, after the screw is screwed out, the material pressing piece 14 is not pressed on the battery 3, and finally the worker can pour the battery 3 out of the battery case 1, so that the battery 3 can be replaced.

Finally, it should be noted that: 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 above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high stability battery package, it includes battery case (1) and battery (3), battery (3) are embedded in the inner chamber of battery case (1), are provided with electrode post (5) rather than coaxial setting on the top surface of battery (3), its characterized in that: the upper end part of the battery case (1) is detachably connected with a spiral cover (6), the center part of the spiral cover (6) is provided with the spiral cover (6), the middle part of the spiral cover (6) is provided with a center hole (7), an insulating sleeve (8) is fixedly arranged in the center hole (7), and the electrode column (5) upwards penetrates through an inner hole of the insulating sleeve (8) and extends to the outside of the insulating sleeve (8);

be provided with on spiral cover (6) and be located outside protective housing (9) of battery case (1), the top of protective housing (9) is provided with the opening, the bottom of protective housing (9) is sealed, be provided with external screw thread I (10) on the outer wall of spiral cover (6), be provided with internal thread I (11) on the inner wall of protective housing (9), internal thread I (11) of protective housing (9) and external screw thread I (10) threaded connection of spiral cover (6), under threaded connection power, the bottom blind end of protective housing (9) supports and presses on the basal surface of battery case (1).

2. The high stability battery pack according to claim 1, wherein: the inner wall of the inner cavity of the screw cap (6) is provided with an internal thread II (12), the outer wall of the upper end part of the battery case (1) is provided with an external thread II (13), and the internal thread II (12) of the screw cap (6) is in threaded connection with the external thread II (13) of the battery case (1).

3. The high-stability battery pack according to claim 2, wherein: and a material pressing piece (14) is welded on the bottom surface of the inner cavity of the spiral cover (6), and under the threaded connection force of the external thread II (13) and the internal thread II (12), the material pressing piece (14) is pressed against the bottom surface of the battery (3) so as to fix the battery (3) in the battery case (1).

4. The high stability battery pack according to claim 1, wherein: the insulating sleeve (8) is in interference fit with the central hole (7).

5. The high-stability battery pack according to claim 1, wherein: the protective shell (9) is a heat-conducting shell.

6. The high-stability battery pack according to claim 3, wherein: the pressing part (14) is a nylon block.