CN210074088U

CN210074088U - High-performance battery protection board

Info

Publication number: CN210074088U
Application number: CN201921152830.0U
Authority: CN
Inventors: 黄国辉
Original assignee: Shenzhen Xiangzhida Technology Co Ltd
Current assignee: Shenzhen Xiangzhida Technology Co Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-02-14
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a high-performance battery protection board, which comprises a battery protection board main body, wherein a plurality of elastic supporting pieces are fixed at the center of the battery protection board main body, the elastic supporting pieces are connected with an elastic block, a storage cavity is arranged in the elastic block, and a heat dissipation assembly is arranged in the storage cavity; the side surface of the elastic block is provided with a plurality of connecting pipes, the connecting pipes are connected with an anti-collision block, and the anti-collision block is fixed at the four corners of the side surface of the battery protection plate main body; the anti-collision device comprises a connecting pipe, a collision prevention block, a metal heat conduction block, a metal gas storage cavity, a metal heat conduction block, a gas storage cavity and a connecting channel. The utility model has simple structure and strong heat dissipation, improves the performance of the battery protection board, and the battery protection board is not easy to damage; has anti-collision protection and is not easy to damage when being collided.

Description

High-performance battery protection board

Technical Field

The utility model relates to a battery protection shield, concretely relates to high performance battery protection shield.

Background

The battery protection board, as the name implies, is an integrated circuit board that mainly protects rechargeable (generally referred to as lithium battery). The need for protection of lithium batteries (rechargeable) is determined by their intrinsic characteristics. Because the material of lithium cell itself has decided it can not by overcharge, overdischarge, overflow, short circuit and ultra-high temperature charge-discharge, consequently lithium cell subassembly always can follow the protection shield of taking sampling resistance and a slice current fuse appears.

The existing battery protection board has poor heat dissipation effect, does not have anti-collision protection and is easy to damage.

Disclosure of Invention

The utility model aims to solve the technical problem that a can solve the high performance battery protection shield of above-mentioned problem.

The utility model discloses a realize through following technical scheme: a high-performance battery protection plate comprises a battery protection plate main body, wherein a plurality of elastic supporting pieces are fixed at the center of the battery protection plate main body and are connected with an elastic block, a storage cavity is formed in the elastic block, and a heat dissipation assembly is installed in the storage cavity; the side surface of the elastic block is provided with a plurality of connecting pipes, the connecting pipes are connected with an anti-collision block, and the anti-collision block is fixed at the four corners of the side surface of the battery protection plate main body; the anti-collision device comprises a connecting pipe, a collision prevention block, a metal heat conduction block, a metal gas storage cavity, a metal heat conduction block, a gas storage cavity and a connecting channel.

According to the preferable technical scheme, the elastic supporting piece comprises a spring, the bottom of the spring is welded with a connecting block, and the surface of the connecting block is provided with external threads; the other end of the spring is welded with a connecting plate, and the connecting plate is fixed with the elastic block; a plurality of connecting holes are formed in the battery protection plate, a metal sleeve is fixed in each connecting hole, internal threads matched with the external threads are arranged on the inner wall of each metal sleeve, and the connecting blocks are inserted into the metal sleeves in a threaded engagement mode.

As a preferred technical scheme, the heat dissipation assembly comprises a motor fixed in the storage cavity; a plurality of fan blades are fixedly bonded on the motor shaft; the elastic block is provided with a plurality of air holes communicated with the storage cavity and is made of elastic rubber.

As a preferred technical scheme, the anti-collision block is made of rubber or silica gel, one side of the anti-collision block is provided with a slot, and one side of the battery protection plate main body is inserted into the slot for fixing; a plurality of exhaust holes are formed in the anti-collision block; the bottom of the anti-collision block is provided with a plurality of heat conduction channels, heat conduction glue is arranged in the heat conduction channels, one ends of the heat conduction channels are communicated with the gas storage cavity, and the other ends of the heat conduction channels are communicated with the external environment.

The utility model has the advantages that: the utility model has simple structure and strong heat dissipation, improves the performance of the battery protection board, and the battery protection board is not easy to damage; has anti-collision protection and is not easy to damage when being collided.

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 top view of the present invention;

fig. 2 is a front view of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, the battery protection plate comprises a battery protection plate main body 1, wherein a plurality of elastic supporting members are fixed at the center of the battery protection plate main body 1, the elastic supporting members are connected with an elastic block 2, a storage cavity 201 is arranged in the elastic block 2, and a heat dissipation assembly is arranged in the storage cavity; the side surface of the elastic block is provided with a plurality of connecting pipes 3, the connecting pipes 3 are connected with an anti-collision block 5, and the anti-collision blocks 5 are fixed at four corners of the side surface of the battery protection plate main body to form protection for the battery protection plate main body; be equipped with a gas storage chamber 501 in the anticollision piece, be equipped with a metal heat conduction piece 6 in the gas storage chamber, be equipped with a connecting channel 301 in the connecting pipe, connecting channel 301's one end switches on with gas storage chamber 501 mutually, and connecting channel 301's the other end switches on with the storing chamber mutually.

The elastic supporting piece comprises a spring 7, the bottom of the spring is welded with a connecting block 8, and the surface of the connecting block is provided with external threads; the other end of the spring is welded with a connecting plate 9, and the connecting plate is fixed with the elastic block and can be fixed through screws; a plurality of connecting holes have been seted up on the battery protection shield, all bond fixed metal covering 11 in the connecting hole, the inner wall of metal covering 11 be equipped with external screw thread assorted internal thread, the connecting block inserts through thread engagement in the metal covering for whole elastic support piece accessible screw thread rotates the dismantlement, and it is more convenient to dismantle.

The heat dissipation assembly comprises a motor 12 fixed in the storage cavity through screws; a plurality of fan blades 13 are fixedly bonded on the motor shaft; the elastic block is provided with a plurality of air holes 15 communicated with the storage cavity, the elastic block is made of elastic rubber, and the motor 12 is connected with the battery protection board.

The battery protection plate comprises a battery protection plate main body, an anti-collision block and a battery protection plate, wherein the anti-collision block 5 is made of rubber or silica gel, one side of the anti-collision block is provided with an inserting groove, and one side of the battery protection plate main body is inserted into the inserting groove to be fixed; a plurality of exhaust holes 16 are arranged on the anti-collision block; the bottom of anticollision piece is equipped with a plurality of heat conduction passageways, is equipped with heat conduction glue 17 in the heat conduction passageway, and heat conduction glue bonds fixedly with the battery protection shield, and the one end and the gas storage chamber of heat conduction passageway switch on mutually, and its other end switches on mutually with the external environment. The heat-conducting glue promotes the heat dissipation effect, and the heat on the battery protection board is transmitted to the metal heat-conducting block through the heat-conducting glue, so that the heat dissipation performance of the battery protection board is promoted.

Wherein, the anti-collision block 5, the connecting pipe 3 and the elastic block 2 can be of an integrated structure.

The working principle is as follows: the motor of this device makes the motor shaft rotate under operating condition, and the motor shaft rotates the rotation that has driven the flabellum, and the flabellum produces the air current after rotating, and the air current is outwards discharged through the bleeder vent, and the air current is used in on the battery protection shield, dispels the heat to the battery protection shield. The motor is arranged in the elastic block, is not easy to damage and has longer service life.

The air current that the motor produced still partly penetrates to the gas storage chamber through the interface channel, and the air current can briefly be preserved in the anticollision piece, promotes the anti effect of crashing of anticollision piece. Meanwhile, the heat dissipation of the heat conducting block is accelerated.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A high performance battery protection shield characterized in that: the battery protection plate comprises a battery protection plate main body, wherein a plurality of elastic supporting pieces are fixed at the center of the battery protection plate main body and are connected with an elastic block, a storage cavity is formed in the elastic block, and a heat dissipation assembly is arranged in the storage cavity; the side surface of the elastic block is provided with a plurality of connecting pipes, the connecting pipes are connected with an anti-collision block, and the anti-collision block is fixed at the four corners of the side surface of the battery protection plate main body; the anti-collision device comprises a connecting pipe, a collision prevention block, a metal heat conduction block, a metal gas storage cavity, a metal heat conduction block, a gas storage cavity and a connecting channel.

2. The high performance battery protection sheet as claimed in claim 1, wherein: the elastic supporting piece comprises a spring, the bottom of the spring is welded with a connecting block, and the surface of the connecting block is provided with external threads; the other end of the spring is welded with a connecting plate, and the connecting plate is fixed with the elastic block; a plurality of connecting holes are formed in the battery protection plate, a metal sleeve is fixed in each connecting hole, internal threads matched with the external threads are arranged on the inner wall of each metal sleeve, and the connecting blocks are inserted into the metal sleeves in a threaded engagement mode.

3. The high performance battery protection sheet as claimed in claim 1, wherein: the heat dissipation assembly comprises a motor fixed in the storage cavity; a plurality of fan blades are fixedly bonded on the motor shaft; the elastic block is provided with a plurality of air holes communicated with the storage cavity and is made of elastic rubber.

4. The high performance battery protection sheet as claimed in claim 1, wherein: the anti-collision block is made of rubber or silica gel, one side of the anti-collision block is provided with an inserting groove, and one side of the battery protection plate main body is inserted into the inserting groove to be fixed; a plurality of exhaust holes are formed in the anti-collision block; the bottom of the anti-collision block is provided with a plurality of heat conduction channels, heat conduction glue is arranged in the heat conduction channels, one ends of the heat conduction channels are communicated with the gas storage cavity, and the other ends of the heat conduction channels are communicated with the external environment.