Waterproof battery plastic shell with fuse

Abstract

The utility model relates to a waterproof battery plastic shell with fuses, which comprises a plastic upper cover and a plastic lower shell, the plastic upper cover is detachably mounted on the plastic lower shell, two fuse poles and a charge-discharge pole are arranged on the plastic upper cover in an injection molding manner, and the fuse poles are electrically connected with the charge-discharge pole. A fuse is connected between the two fuse poles, heat dissipation mechanisms are installed on the two sides of the interior of the lower plastic shell, and each heat dissipation mechanism comprises a contact ceramic piece installed on the inner wall of the lower plastic shell; according to the utility model, the battery can meet higher requirements on the protection performance and the safety performance of the battery shell in different use environments, so that the battery can normally work under various complex conditions without causing potential safety hazards to a user and the surrounding environment, and meanwhile, through the heat dissipation mechanism in the plastic lower shell, the heat dissipation performance of the battery can be improved. Heat generated by the storage battery can be conveniently and rapidly transferred, the surface temperature of the storage battery is reduced, and normal work of the storage battery is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery plastic shell technical field especially relates to a waterproof battery plastic shell with a fuse. BACKGROUND

[0002] In today's rapid development of science and technology era, battery as the core energy component of various electronic equipment, its application range is extremely wide, covers from consumer electronics products such as: new energy automobile, energy storage equipment and various portable electric products numerous fields. With the continuous improvement of people's performance and function requirements of electronic equipment, the safety, stability of battery has become the focus.

[0003] The existing battery plastic shell waterproofness and protection are poor, and the heat generated by the internal storage battery when working is gathered in the battery plastic shell and cannot be dissipated in time, and the temperature is too high to affect the normal work of the storage battery. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that the existing battery plastic shell waterproofness and protection are poor, and the heat generated by the internal storage battery when working is gathered in the battery plastic shell and cannot be dissipated in time, and the temperature is too high to affect the normal work of the storage battery.

[0005] In order to realize the above-mentioned purpose, the utility model has adopted the following technical scheme:

[0006] A waterproof battery plastic shell with a fuse, comprising plastic upper cover and plastic lower shell, the plastic lower shell is detachably installed with plastic upper cover, the plastic upper cover is injection molded with two fuse electrode columns and charge and discharge electrode columns, and the fuse electrode columns and charge and discharge electrode columns are electrically connected, the two fuse electrode columns are connected with a fuse, the plastic lower shell is internally installed with heat dissipation mechanisms on both sides, the heat dissipation mechanism comprises a first contact ceramic sheet installed on the inner wall of the plastic lower shell, the first contact ceramic sheet is internally installed with a first metal conductor, the first metal conductor is internally installed with N-type semiconductor and P-type semiconductor, and the N-type semiconductor and P-type semiconductor are staggered, the N-type semiconductor and P-type semiconductor are internally installed with a second metal conductor, and the second metal conductor is internally installed with a second contact ceramic sheet.

[0007] Preferably, the plastic upper cover and plastic lower shell are installed with a plastic shell sealing ring, the plastic upper cover and plastic lower shell are connected through fixed screws, and the fixed screws are provided with fixed screw caps.

[0008] Preferably, the fuse electrode column is externally installed with a fuse cover plate.

[0009] Preferably, a plurality of embedding grooves are equidistantly arranged on the inside of the plastic lower shell, and the first metal conductor is provided with a plurality of protrusions which are installed in the embedding grooves.

[0010] Preferably, an electric quantity display screen is installed on the plastic upper cover.

[0011] The utility model discloses beneficial effect is: make battery can cope with in different use environment, the protection performance and safety performance of battery shell have made higher request to ensure that battery can work normally under various complex conditions and will not cause the security hidden danger to user and surrounding environment.

[0012] Meanwhile, the heat generated by the storage battery is quickly transferred through the heat dissipation mechanism in the plastic lower shell, the surface temperature of the storage battery is reduced, and normal operation of the storage battery is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic view of the utility model;

[0014] Figure 2 It is the plastic lower shell sectional view of the utility model.

[0015] Legend:

[0016] 1, plastic upper cover; 2, plastic lower shell; 3, fuse; 4, electric quantity display screen; 5, fuse pole; 6, charge and discharge pole; 7, plastic shell sealing ring; 8, fixed screw; 9, fuse cover plate; 10, fixed screw cap; 11, embedding groove; 12, first contact ceramic sheet; 13, protrusion; 14, first metal conductor; 15, N-type semiconductor; 16, P-type semiconductor; 17, second metal conductor; 18, second contact ceramic sheet. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] The specific embodiments are given below.

[0019] Reference Figure 1 And Figure 2The utility model provides a waterproof battery plastic shell with fuse, including plastic upper cover 1 and plastic lower shell 2, plastic lower shell 2 is detachably installed with plastic upper cover 1, two fuse poles 5 and charge and discharge pole 6 are set up on plastic upper cover 1 with injection moulding, adopt the feature of pre-injection moulding, compared with lead acid later stage glue saving cost, efficiency is higher, and fuse pole 5 and charge and discharge pole 6 electric connection, two fuse poles 5 are connected with fuse 3, both sides in plastic lower shell 2 are installed with heat dissipation mechanism, heat dissipation mechanism includes the first contact ceramic sheet 12 of installing in plastic lower shell 2 inner wall, the first metal conductor 14 is installed in the inboard of first contact ceramic sheet 12, a plurality of N-type semiconductor 15 and P-type semiconductor 16 are installed in the first metal conductor 14, and N-type semiconductor 15 and P-type semiconductor 16 are staggered, the inboard of N-type semiconductor 15 and P-type semiconductor 16 is installed with second metal conductor 17, and the inboard of second metal conductor 17 is installed with second contact ceramic sheet 18.

[0020] Plastic upper cover 1 and plastic lower shell 2 between installing plastic shell sealing ring 7, plastic upper cover 1 and plastic lower shell 2 are connected through fixed screw 8, and fixed screw 8 is provided with fixed screw cover 10, ensure that the battery shell can effectively waterproof dustproof, can respond to the use of multiple scenes.

[0021] Fuse cover plate 9 is installed on the outside of fuse pole 5 for ensuring the reliability of fuse 3.

[0022] A plurality of protrusions 13 are provided on the outside of the first metal conductor 14 and installed in the embedding grooves 11, which can realize the clamping and limiting of the first metal conductor 14 and the plastic lower shell 2, and also increase the contact area.

[0023] The plastic upper cover 1 is provided with an electric quantity display screen 4, so that the voltage and electric quantity of the battery can be checked in time.

[0024] Working principle: plastic upper cover 1 and plastic lower shell 2 are installed with plastic shell sealing ring 7 in the middle, plastic upper cover 1 and plastic lower shell 2 are connected through fixed screw 8, fuse 3 is installed on the fuse pole 5 of plastic upper cover 1, and fuse pole 5 and charge and discharge pole 6 are connected, when the battery has abnormal short-circuit overcurrent problem, fuse 3 will play a role of fusing, improve the safety of the battery, in addition, the fuse 3 is provided with 4 electric quantity display screens, which can check the voltage and electric quantity of the battery in time, the first contact ceramic sheet 12 of the heat dissipation mechanism is clamped with the embedding grooves 11 of the plastic upper cover 1, the contact area is increased, and the second contact ceramic sheet 18 is in contact with the outer wall of the lithium battery, the N-type semiconductor 15 and the P-type semiconductor 16 are coupled into a galvanic couple, when the direct current is connected in this circuit, energy transfer can be generated, heat is absorbed through the second metal conductor 17 and the second contact ceramic sheet 18, and the heat is transferred to the first contact ceramic sheet 12 and the first metal conductor 14 to dissipate.

[0025] The above merely illustrates the preferred embodiments of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A waterproof battery plastic case with a fuse, characterized in that, Including plastic upper cover (1) and plastic lower shell (2), plastic lower shell (2) can be detachably installed on the plastic upper cover (1), two fuse pins (5) and charge and discharge pole (6) are arranged on the plastic upper cover (1) by injection molding, and the fuse pins (5) and the charge and discharge pole (6) are electrically connected, the fuse (3) is connected between the two fuse pins (5), the heat dissipation mechanism is installed on both sides of the plastic lower shell (2), the heat dissipation mechanism includes the first contact ceramic sheet (12) installed on the inner wall of the plastic lower shell (2), the first metal conductor (14) is installed on the inner side of the first contact ceramic sheet (12), a plurality of N-type semiconductor (15) and P-type semiconductor (16) are installed in the first metal conductor (14), and the N-type semiconductor (15) and the P-type semiconductor (16) are staggered, the second metal conductor (17) is installed on the inner side of the N-type semiconductor (15) and the P-type semiconductor (16), and the second contact ceramic sheet (18) is installed on the inner side of the second metal conductor (17).

2. A plastic battery case with a fuse for waterproofing, according to claim 1, wherein The plastic upper cover (1) and the plastic lower shell (2) are connected by the fixing screw (8), and the fixing screw (8) is provided with the fixing screw cap (10).

3. A plastic battery case with a fuse for waterproofing, according to claim 2, wherein The fuse cover plate (9) is installed on the outer side of the fuse pin (5).

4. A plastic battery case with a fuse for waterproofing, according to claim 3, wherein The plastic lower shell (2) is provided with a plurality of embedding grooves (11) at equal intervals on both sides, and the first metal conductor (14) is provided with a plurality of protrusions (13) on the outer side, and the protrusions (13) are installed in the embedding grooves (11).

5. A plastic battery case with a fuse for waterproofing, according to claim 4, wherein The plastic upper cover (1) is provided with the electric quantity display screen (4).

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