CN219226399U

CN219226399U - Lithium battery installation package

Info

Publication number: CN219226399U
Application number: CN202320776149.3U
Authority: CN
Inventors: 曹亮
Original assignee: Suzhou Qizhan New Energy Technology Co ltd
Current assignee: Suzhou Qizhan New Energy Technology Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-20
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to the field of battery installation packages, in particular to a lithium battery installation package. Comprises a shell, a charging and discharging module and a battery storage bin. The shell comprises a first shell and a second shell which are detachably fixed, the first shell and the second shell are hollow, and an accommodating cavity is formed by matching; the charging and discharging module comprises a PCB (printed circuit board) provided with a plurality of charging and discharging terminals and a plurality of electronic elements, wherein the charging and discharging terminals penetrate through the first shell, and the electronic elements are fixedly provided with a radiator; the battery storage bin comprises a fixing frame for fixing batteries and a connecting sheet for realizing electric connection between the batteries. According to the utility model, the radiator is directly connected with the Mos tube, so that the heat conduction efficiency of the radiator is maximized, and the heat dissipation speed of the battery pack is improved.

Description

Lithium battery installation package

Technical Field

The utility model relates to the field of battery installation packages, in particular to a lithium battery installation package.

Background

With the continuous development of new energy science and technology, lithium ion batteries are widely applied to various products at present, and the lithium ion batteries work by means of lithium ions moving between a positive electrode and a negative electrode. In the charge and discharge process, lithium ions are inserted and extracted back and forth between the two electrodes, which is representative of modern high-performance batteries, and the lithium ion battery is energy-saving and environment-friendly and is widely applied.

The use time of the electric tool powered by the battery pack is generally short, so that the battery pack needs to be charged frequently, and the battery pack in the prior art lacks a good heat dissipation effect due to the compact structure of the battery pack.

Disclosure of Invention

The utility model aims at: the utility model provides a lithium battery installation package to solve the technical problem that battery package radiating effect is poor among the prior art.

The technical scheme of the utility model is as follows: a lithium battery mounting package comprising:

the shell comprises a first shell and a second shell which are detachably fixed, wherein the first shell and the second shell are hollow, and are matched to form a containing cavity;

the charging and discharging module comprises a PCB (printed circuit board), a plurality of charging and discharging terminals and a plurality of electronic elements are arranged on the PCB, the charging and discharging terminals penetrate through the first shell, and the electronic elements are connected with a radiator;

the battery storage bin comprises a fixing frame for fixing batteries and a connecting sheet for realizing electric connection between the batteries.

Preferably, the electronic component comprises a Mos tube, the radiator comprises a radiating base which is fixed on the PCB board and connected with the Mos tube, the connecting section end of the radiating base and the Mos tube is coated with heat conducting glue, the radiating base is fixed with radiating fins, the radiating fins are arranged in parallel according to a preset gap, and R angles are processed at two ends of the top of the radiating fins.

Preferably, the first shell is provided with a double-layer structure and comprises a first platform and a second platform which are mutually parallel; the first platform is connected with the second platform through a connecting surface which is vertically arranged, a plurality of through grooves are formed in the first platform corresponding to the charging and discharging terminals, the through grooves are perpendicular to the connecting surface, and the through grooves extend from the outer surface of the connecting surface to the corresponding positions of the charging and discharging terminals far away from the connecting surface.

Preferably, the fixing frames are symmetrically arranged, and a pair of fixing frames are connected with each other through a connecting rod which is arranged in parallel with the battery; the top end of the fixing frame is provided with a bearing part, and the PCB is detachably fixed on the bearing part.

Preferably, the fixing frame comprises a plurality of compartments corresponding to the batteries, the compartments are sleeved at two ends of the batteries, the end faces of the compartments are provided with notches at corresponding positions of the batteries, and the notches provide space for the connection of the connection pieces and the batteries.

Preferably, the charging and discharging module comprises a control switch, and the control switch is arranged at the joint of the first shell and the second shell.

Preferably, the charge-discharge module comprises an indicator lamp, and the indicator lamp is arranged on any side of the shell.

Preferably, the first shell and the second shell are detachably fixed in a bolt and buckle combination mode.

Compared with the prior art, the utility model has the advantages that:

(1) According to the utility model, the radiator is directly connected with the Mos tube, so that the heat conduction efficiency of the radiator is maximized, and the heat dissipation speed of the battery pack is improved.

(2) The first shell adopts double-layer arrangement, and through grooves are formed in corresponding positions of the charging and discharging terminals, so that external power consumption or charging equipment and the charging and discharging terminals are more easily electrically connected. The convenience of use of the equipment is enhanced.

(3) The battery is fixed by the compartments sleeved at the two ends of the battery, so that the battery inside the battery is not easy to shake in the using and transferring process of the device, and the problem that the battery falls off or poor contact is possibly caused is avoided.

(4) The first casing and the second casing adopt the fixed mode of bolt and buckle combination, when guaranteeing sufficient joint strength, the dismouting of battery of being convenient for more.

Drawings

The utility model is further described below with reference to the accompanying drawings and examples:

fig. 1 and 2 are block diagrams of a lithium battery mounting package according to the present utility model;

FIG. 3 is a diagram illustrating an internal structure of a lithium battery pack according to the present utility model;

FIG. 4 is a block diagram of a battery storage compartment according to the present utility model;

FIG. 5 is a schematic view of a heat sink mounting position according to the present utility model;

wherein: 1. the device comprises a shell, 11, a first shell, 111, a first platform, 112, a second platform, 12, a second shell, 13, a connecting surface, 14, a through groove, 2, a charge-discharge module, 21, a PCB (printed circuit board), 22, a charge-discharge terminal, 24, a radiator, 241, a radiating base, 242, radiating fins, 25, a control switch, 26, an indicator lamp, 3, a battery storage bin, 31, a fixing frame, 311, a compartment, 312, a notch, 313, a bearing part, 32, a connecting sheet, 33 and a connecting rod.

Detailed Description

The following describes the present utility model in further detail with reference to specific examples:

as shown in fig. 1 and 2, a lithium battery mounting bag comprises a housing 1, a charge and discharge module 2 and a battery storage bin 3.

The casing 1 comprises a first casing 11 and a second casing 12 which are detachably fixed in a bolt and buckle combination mode, and the first casing 11 and the second casing 12 are hollow and form a cavity for accommodating the charge and discharge module 2 and the battery storage bin 3 in a matching mode. Wherein the first housing 11 is provided in a double-layered structure including a first stage 111 and a second stage 112 disposed in parallel. The first stage 111 is hollow inside for accommodating the charge and discharge terminals 22, and is connected to the second stage 112 through the vertically disposed connection surface 13. The first platform 111 is provided with a plurality of through grooves 14 corresponding to the charge and discharge terminals 22, the through grooves 14 are parallel to each other and are perpendicular to the connection surface 13, and the through grooves 14 are used for providing space for external equipment to access the charge and discharge terminals 22.

As shown in fig. 3 and 5, the charge and discharge module 2 includes a PCB 21, and a plurality of charge and discharge terminals 22 and a plurality of electronic components are disposed on the PCB 21. The charge and discharge terminals 22 are vertically fixed to the PCB 21 and are disposed through the first housing 11. The electronic component comprises a plurality of Mos tubes, a radiator 24 is additionally arranged on each Mos tube, the radiator 24 comprises a radiating base 241 which is fixed on the PCB 21 through bolts and corresponds to the Mos tubes, and the connecting ends of the radiating bases 241 and the Mos tubes are coated with heat-conducting glue. A plurality of heat radiation fins 242 are vertically fixed on the heat radiation base 241, each heat radiation fin 242 is arranged in parallel according to a preset gap, and R angles are processed at two ends of the top of each heat radiation fin 242, so that the first shell 11 is convenient to install.

The charge-discharge module 2 further comprises a control switch 25 and an indicator lamp 26, wherein the control switch 25 is arranged at the joint of the first shell 11 and the second shell 12, and the indicator lamp 26 is arranged at two sides of the first shell 11 and used for indicating the charge-discharge state.

As shown in fig. 4, the battery storage compartment 3 includes a fixing frame 31 for fixing the batteries, and tabs 32 for making electrical connection between the batteries within the batteries. The fixing frames 31 are symmetrically arranged, and a pair of fixing frames 31 are connected with each other through a connecting rod 33 arranged in parallel with the battery. The fixing frame 31 comprises compartments 311 arranged corresponding to the number of the batteries, the compartments 311 are sleeved at the two ends of the batteries, notches 312 are arranged on the end faces of the compartments 311 at the corresponding positions of the batteries, and the notches 312 are mutually communicated to provide space for the electric connection of the connecting pieces 32 and the batteries. In addition, a bearing portion 313 is disposed at the top end of the fixing frame 31, and the pcb 21 is detachably fixed to the bearing portion 313.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same according to the content of the present utility model, and are not intended to limit the scope of the present utility model. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments and that the present utility model may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore desired that the present utility model be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A lithium battery mounting package, comprising:

2. The lithium battery mounting package according to claim 1, wherein the electronic component comprises a Mos tube, the radiator comprises a radiating base fixed on the PCB and connected with the Mos tube, a heat conducting adhesive is coated on a connecting section end of the radiating base and the Mos tube, radiating fins are fixed on the radiating base and arranged in parallel according to a preset gap, and R angles are processed at two ends of the top of each radiating fin.

3. The lithium battery mounting bag according to claim 2, wherein the first housing is provided in a double-layered structure including a first platform and a second platform arranged in parallel with each other; the first platform is connected with the second platform through a connecting surface which is vertically arranged, a plurality of through grooves are formed in the first platform corresponding to the charging and discharging terminals, the through grooves are perpendicular to the connecting surface, and the through grooves extend from the outer surface of the connecting surface to the corresponding positions of the charging and discharging terminals far away from the connecting surface.

4. A lithium battery mounting bag according to claim 3, wherein the holders are symmetrically arranged, and a pair of holders are connected to each other by a connecting rod arranged in parallel with the battery; the top end of the fixing frame is provided with a bearing part, and the PCB is detachably fixed on the bearing part.

5. The lithium battery mounting bag according to claim 4, wherein the fixing frame comprises a plurality of compartments corresponding to the batteries, the compartments are sleeved at two ends of the batteries, the end faces of the compartments are provided with notches at corresponding positions of the batteries, and the notches provide space for the tabs to be electrically connected with the batteries.

6. The lithium battery mounting package according to claim 5, wherein the charge-discharge module comprises a control switch disposed at a junction of the first housing and the second housing.

7. The lithium battery mounting package of claim 5, wherein the charge and discharge module comprises an indicator light disposed on either side of the housing.

8. The lithium battery mounting package of claim 5, wherein the first and second housings are removably secured by a bolt and snap combination.