CN216054976U

CN216054976U - Battery case with waterproof function

Info

Publication number: CN216054976U
Application number: CN202121592360.7U
Authority: CN
Inventors: 陈志龙; 彭才谦
Original assignee: Shenzhen Olight eCommerce Technology Co Ltd
Current assignee: Aolei Technology Group Co ltd; Zhongshan Aolei Technology Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-03-15
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to a battery box with a waterproof function, which comprises an upper cover, wherein a lower cover is arranged below the upper cover, and a sealing ring is embedded between the upper cover and the lower cover; the inner top surface of the upper cover is provided with an air leakage hole; according to the battery box with the waterproof function, the sealing ring is arranged between the upper cover and the lower cover, and after the upper cover and the lower cover are locked and fixed, the sealing ring is extruded to play a waterproof role, so that the waterproof effect is good; this battery case with waterproof function passes through rubber cap, catch and the seam of leaking gas: on one hand, when the air pressure in the battery box rises, the air can be exhausted through the air leakage seam, and when the battery box is invaded by rainwater, the air leakage seam of the rubber cap is only a crack, so that the rainwater cannot permeate into the battery box, and the waterproof performance of the whole battery box can be ensured not to be influenced; on the other hand, through the cooperation of catch and screw hole, be convenient for install the rubber cap in the department of disappointing air hole to play good water-proof effects.

Description

Battery case with waterproof function

Technical Field

The utility model relates to the technical field of battery boxes, in particular to a battery box with a waterproof function.

Background

The electric tools in the market are various, and the movable electric tools are provided with battery packs with larger capacity, generally cylindrical lithium ion rechargeable battery packs are used as power supplies and are placed in plastic boxes, and the battery packs provide power for the electric tools; at present, the battery box is usually marked with a warning word of 'forbidden use in rain' at a remarkable position, wherein one reason is that the battery box has poor structural sealing property and does not have waterproof capacity; in addition, because lithium ion battery during operation can generate heat, consequently the battery case can not be sealed up completely, otherwise after the air of the inside airtight space of battery case is heated the inflation, can extrude the battery case and make its deformation, even the explosion takes place, consequently the hole of leaking has generally been seted up to the battery case, but the setting up of the hole of leaking easily leads to inside external rainwater etc. infiltration to the battery case, easily causes situations such as short circuit, in view of this, we provide a battery case with waterproof function.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a battery pack with waterproof function, so as to solve the above problems in the prior art.

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

a battery box with a waterproof function comprises an upper cover, wherein a lower cover is arranged below the upper cover, and a sealing ring is embedded between the upper cover and the lower cover; the inner top surface of the upper cover is provided with an air leakage hole, the top surface of the upper cover is provided with a threaded hole communicated with the air leakage hole, a rubber cap is arranged at the threaded hole, an air leakage seam is arranged on the top surface of the rubber cap, a locking ring is sleeved outside the rubber cap, and the locking ring is in threaded connection with the threaded hole.

As a preferred technical scheme of the utility model, the top surface of the upper cover is provided with two symmetrical electrode plates, the electrode plates are electrically connected with wires, a power panel assembly is arranged in the upper cover, and the wires are electrically connected with the power panel assembly; and a battery pack is arranged in the lower cover.

According to the preferred technical scheme, second fastening screws penetrate through four corners of the power board assembly, and the power board assembly is fixedly connected with the upper cover through the second fastening screws; and third fastening screws are arranged at four corners of the lower cover in a penetrating manner, and the lower cover is fixedly connected with the upper cover through the third fastening screws.

As a preferable technical scheme of the utility model, the overall shape of the sealing ring is rectangular, and the sealing ring is made of rubber materials.

As the preferable technical scheme of the utility model, the top surface of the upper cover is provided with a bracket; two symmetrical first fastening screws penetrate through the support, and the support is fixedly connected with the upper cover through the first fastening screws.

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

1. according to the battery box with the waterproof function, the sealing ring is arranged between the upper cover and the lower cover, after the upper cover and the lower cover are locked and fixed, the sealing ring is extruded to play a waterproof role, the waterproof effect is good, and therefore external water stain can be prevented from permeating into the battery box through a gap between the upper cover and the lower cover;

2. this battery case with waterproof function passes through rubber cap, catch and the seam of leaking gas: on one hand, when the air pressure in the battery box rises, the air can be exhausted through the air leakage seam, and when the battery box is invaded by rainwater, the air leakage seam of the rubber cap is only a crack, so that the rainwater cannot permeate into the battery box, and the waterproof performance of the whole battery box can be ensured not to be influenced; on the other hand, through the cooperation of catch and screw hole, be convenient for install the rubber cap in the department of disappointing air hole to play good water-proof effects.

Drawings

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

FIG. 2 is a schematic diagram of the overall explosive structure of the present invention;

FIG. 3 is a cross-sectional view of the overall construction of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 3 at B according to the present invention;

fig. 6 is an enlarged view of the structure of fig. 3 at C according to the present invention.

The various reference numbers in the figures mean:

1. an upper cover; 101. an air release hole; 102. a threaded hole;

2. a rubber cap; 201. venting the gas gap;

3. a locking ring;

4. a support;

5. an electrode sheet;

6. a wire;

7. a first fastening screw;

8. a seal ring;

9. a power board assembly;

10. a second fastening screw;

11. a battery pack;

12. a lower cover;

13. and a third fastening screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of technical features being indicated. Thus, features defined as "first", "second" and "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The utility model provides a technical scheme that:

referring to fig. 3-6, a battery box with waterproof function includes an upper cover 1, a lower cover 12 is disposed below the upper cover 1, and a sealing ring 8 is embedded between the upper cover 1 and the lower cover 12; the inner top surface of the upper cover 1 is provided with a gas release hole 101, the top surface of the upper cover 1 is provided with a threaded hole 102 communicated with the gas release hole 101, the threaded hole 102 is provided with a rubber cap 2, the top surface of the rubber cap 2 is provided with a gas release seam 201, the outer sleeve of the rubber cap 2 is provided with a locking ring 3, and the locking ring 3 is in threaded connection with the threaded hole 102.

It should be added that the air leakage seam 201 in this embodiment is a slit cut on the rubber cap 2, and this design ensures that the air in the upper cover 1 can be discharged to the outside through the air leakage seam 201, and also can prevent the water stain and the like from the outside from permeating into the upper cover 1 through the air leakage seam 201.

Referring to fig. 1-2, two symmetrical electrode plates 5 are arranged on the top surface of the upper cover 1, a conducting wire 6 is electrically connected to the electrode plates 5, a power panel assembly 9 is arranged inside the upper cover 1, and the conducting wire 6 is electrically connected to the power panel assembly 9; the battery pack 11 is provided inside the lower cover 12.

In this embodiment, the four corners of the power board assembly 9 are respectively provided with a second fastening screw 10, and the power board assembly 9 is fixedly connected with the upper cover 1 through the second fastening screws 10; third fastening screws 13 are arranged at four corners of the lower cover 12 in a penetrating mode, the lower cover 12 is fixedly connected with the upper cover 1 through the third fastening screws 13, the screw fixing mode is firm and stable in connection, and meanwhile, disassembly and assembly are facilitated.

In this embodiment, the whole shape of sealing washer 8 is the rectangle, and sealing washer 8 adopts the rubber material to make, and rubber material's sealing washer 8 has good waterproof performance, and rubber material is fit for the sealing medium of multiple difference: oil, water, gas, chemical media or other mixed media can realize the effective sealing effect on oil, water, air, coal gas and various chemical media, so when the upper cover 1 and the lower cover 12 are locked and fastened, the sealing ring 8 is extruded to deform, thereby playing a good sealing effect.

In the embodiment, the top surface of the upper cover 1 is provided with a bracket 4; wear to be equipped with two symmetrical first fastening screw 7 on the support 4, support 4 is through first fastening screw 7 and upper cover 1 fixed connection, and the setting of support 4 is used for covering electrode slice 5, and is convenient for upper cover 1 and other equipment to be connected and fixed, and the setting of first fastening screw 7 is convenient for play the effect of connecting and fixing between upper cover 1 and support 4 simultaneously.

When the battery pack with the waterproof function of the present embodiment is used, air in the sealed space between the upper cover 1 and the lower cover 12 is heated and expanded when the battery pack 11 is operated and heated, and the air is discharged to the outside through the air escape slits 201 under the action of pressure;

when water stain exists outside, the water stain cannot permeate into the inner part through a gap between the upper cover 1 and the lower cover 12 under the action of the sealing ring 8; meanwhile, water stain cannot permeate into the device through the air leakage seam 201.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a battery case with waterproof function, includes upper cover (1), the below of upper cover (1) is equipped with lower cover (12), its characterized in that: a sealing ring (8) is embedded between the upper cover (1) and the lower cover (12); the novel rubber cap is characterized in that an air leakage hole (101) is formed in the inner top surface of the upper cover (1), a threaded hole (102) communicated with the air leakage hole (101) is formed in the top surface of the upper cover (1), a rubber cap (2) is arranged at the threaded hole (102), an air leakage seam (201) is formed in the top surface of the rubber cap (2), a locking ring (3) is sleeved outside the rubber cap (2), and the locking ring (3) is in threaded connection with the threaded hole (102).

2. A battery case having a waterproof function according to claim 1, wherein: the top surface of the upper cover (1) is provided with two symmetrical electrode plates (5), the electrode plates (5) are electrically connected with a lead (6), a power board assembly (9) is arranged inside the upper cover (1), and the lead (6) is electrically connected with the power board assembly (9); and a battery pack (11) is arranged in the lower cover (12).

3. A battery case having a waterproof function according to claim 2, wherein: second fastening screws (10) penetrate through four corners of the power board assembly (9), and the power board assembly (9) is fixedly connected with the upper cover (1) through the second fastening screws (10); the four corners of the lower cover (12) are provided with third fastening screws (13) in a penetrating mode, and the lower cover (12) is fixedly connected with the upper cover (1) through the third fastening screws (13).

4. A battery case having a waterproof function according to claim 1, wherein: the whole shape of the sealing ring (8) is rectangular, and the sealing ring (8) is made of rubber materials.

5. A battery case having a waterproof function according to claim 1, wherein: the top surface of the upper cover (1) is provided with a bracket (4); two symmetrical first fastening screws (7) penetrate through the support (4), and the support (4) is fixedly connected with the upper cover (1) through the first fastening screws (7).