CN218497105U

CN218497105U - Multifunctional lithium battery performance testing device

Info

Publication number: CN218497105U
Application number: CN202222171467.5U
Authority: CN
Inventors: 李帅格; 黄天驰
Original assignee: Guangzhou Bess Medical Technology Co ltd
Current assignee: Guangzhou Bess Medical Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-02-17
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a multi-functional lithium cell capability test device, including tool and test function frock. The jig is detachably connected to the top of the test function tool, provided with a plurality of conductors and a second circuit board communicated with the conductors, and the conductors are used for being communicated with the first circuit board of the lithium battery. The detection system of the test function tool is detachably connected with the second circuit board in a conductive mode, and the detection system is used for detecting the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery. The lithium battery charging and discharging device can be used for performing functional test on the lithium battery and can be decomposed so as to complete charging and discharging work of the lithium battery.

Description

Multifunctional lithium battery performance testing device

Technical Field

The utility model relates to a capability test technical field especially relates to a multi-functional lithium cell capability test device.

Background

In the process of producing the lithium battery, the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery need to be detected by a conventional detection system in the testing device so as to observe the states of the lithium battery in the conditions of short-circuit state, over-discharge and over-charge. Generally speaking, testing arrangement need be equipped with the tool to the location of lithium cell, press from both sides tightly, after the test finishes, take away the lithium cell again can. However, the current testing device has a single function and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a multifunctional lithium battery performance testing device, it not only can carry out functional test to the lithium cell, can decompose so that accomplish the charge-discharge work of lithium cell moreover.

The purpose of the utility model is realized by adopting the following technical scheme:

a multifunctional lithium battery performance testing device comprises a jig and a testing function tool;

the jig is detachably connected with the test function tool and provided with a plurality of conductors and a second circuit board communicated with the conductors, and the conductors are used for being communicated with the first circuit board of the lithium battery;

the detection system of the test function tool is detachably connected with the second circuit board in a conductive mode, and the detection system is used for detecting the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery.

Furthermore, a clamping station of the jig is used for clamping the lithium battery, and a through hole is formed in the bottom of the clamping station; the test function tool further comprises a scanning module, the scanning module is electrically connected with the detection system, a camera of the scanning module faces the through hole, and the scanning module is used for detecting whether the two-dimensional code of the lithium battery corresponds to the serial number of the lithium battery or not.

Further, the jig is positioned at the top of the test function tool; the fixture comprises a positioning seat and a door structure arranged on the positioning seat, wherein a clamping station of the fixture is arranged on the positioning seat, and the door structure can cover the clamping station.

Furthermore, the door structure and the positioning seat are fixed through a magnetic attraction structure.

Furthermore, one of the door structure and the positioning seat is provided with an in-place sensor, the other is provided with a trigger block, and the in-place sensor is electrically connected with the second circuit board; when the door structure covers the positioning seat, the trigger block triggers the in-place sensor to act.

Further, the in-position sensor is a micro-motion sensor.

Further, the top surface of tool is equipped with a plurality of LED light sense lamps, LED light sense lamp with the second circuit board electricity is connected, and is a plurality of LED light sense lamp is used for instructing whether electric quantity and/or the charged state of lithium cell are normal.

Further, the top surface of the test function tool is provided with an LED matrix, the LED matrix is located on the horizontal side of the tool and electrically connected with the detection system, and the LED matrix can display different colors to represent a test structure.

Furthermore, the top surface of the test function tool is provided with a plurality of progress indicator lamps, the progress indicator lamps are located on the horizontal side of the tool, and the progress indicator lamps are electrically connected with the detection system.

Furthermore, a fuse is arranged on the top surface of the test function tool and located on the horizontal side of the tool, and the fuse is electrically connected with the detection system.

Further, the conductor is a pogo pin.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the jig and the test function tool are detachably connected, and the test system of the test function tool is detachably and electrically connected with the second circuit board, so that the jig and the test function tool can be separated, and then the jig and the charging and discharging tool are detachably connected together, so that the lithium battery is charged or discharged. Set up like this for this tool not only can carry out functional test to the lithium cell, can be convenient for accomplish the charge-discharge work of lithium cell moreover.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional lithium battery performance testing device of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a partial enlarged view of FIG. 2 at A;

FIG. 4 is a schematic structural view of the jig of FIG. 1;

fig. 5 is an exploded view of fig. 4.

In the figure: 1. a jig; 11. a conductor; 12. a second circuit board; 13. positioning seats; 131. clamping a station; 132. a through hole; 14. a door structure; 2. testing a functional tool; 21. a detection system; 22. a scanning module; 221. a camera; 3. an in-place sensor; 4. a trigger block; 5. an LED light sense lamp; 6. an LED matrix; 7. a progress indicator light; 8. a fuse; 9. and (5) a workpiece.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used herein, "vertical," "horizontal," "left," "right," and similar expressions are for purposes of illustration only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1-fig. 3 show a multifunctional lithium battery performance testing device according to a preferred embodiment of the present invention, which includes a jig 1 and a testing tool 2.

The jig 1 is detachably connected to the top of the test function tool 2, for example, the jig 1 is connected to the test function tool 2 through a screw. Referring to fig. 5, the jig 1 is provided with a plurality of conductors 11 and a second circuit board 12 communicated with the conductors 11, wherein the conductors 11 are used for being conducted with a first circuit board of a lithium battery (i.e., a workpiece 9). The conductors 11 are three, namely positive electrodes, negative electrodes and 1-wire interfaces.

The detection system 21 of the test function tool 2 is detachably connected with the second circuit board 12 in a conductive manner, and the detection system 21 is used for detecting the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery. Specifically, the detection system 21 has a third circuit board, and the first circuit board, the second circuit board 12 and the third circuit board are electrically connected in sequence.

When the lithium battery jig works, after the lithium battery (namely the workpiece 9) is placed into the jig 1, the first circuit board, the conductor 11, the second circuit board 12 and the third circuit board (namely the detection system 21) are sequentially communicated. Thus, the detection system 21 can detect the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery, so as to determine whether the lithium battery is a qualified product. Importantly, the jig 1 and the test function tool 2 are detachably connected, and the detection system 21 of the test function tool 2 is detachably and conductively connected with the second circuit board 12, so that the jig 1 and the test function tool 2 can be separated, and then the jig 1 and the charging and discharging tool are detachably connected together, so that the lithium battery is charged or discharged. Set up like this for this tool 1 not only can carry out functional test to the lithium cell, can be convenient for accomplish the charge and discharge work of lithium cell moreover.

Preferably, in order to expand and improve the functional diversity thereof, referring to fig. 4 and 5, the clamping station 131 of the jig 1 is used for clamping the lithium battery, and a through hole 132 is formed at the bottom of the clamping station 131. The test function tool 2 further comprises a scanning module 22, the scanning module 22 is electrically connected with the detection system 21, a camera 221 of the scanning module 22 faces the through hole 132, and the scanning module 22 is used for detecting whether the two-dimensional code of the lithium battery corresponds to the serial number of the lithium battery.

In order to enable the jig 1 to clamp the lithium battery, referring to fig. 4 and 5, preferably, the jig 1 includes a positioning seat 13 and a door structure 14 disposed on the positioning seat 13, a clamping station 131 of the jig 1 is disposed on the positioning seat 13, and the door structure 14 can cover the clamping station 131. Wherein the door structure 14 may be a sliding door or a hinged door.

Preferably, in order to facilitate the locking and unlocking of the door structure 14, the door structure 14 and the positioning seat 13 are fixed by a magnetic attraction structure. It is understood that the magnetic attraction structure can be replaced by a snap structure, or replaced by a knob locking structure, etc. And fix through magnetism structure, open and the process of closing not only light, the noise is low moreover.

Preferably, referring to fig. 4 and 5, one of the door structure 14 and the positioning seat 13 is provided with the in-position sensor 3, the other is provided with the trigger block 4, and the in-position sensor 3 is electrically connected with the second circuit board 12; when the door structure 14 covers the positioning seat 13, the trigger block 4 triggers the in-position sensor 3 to act. The arrangement is such that feedback to the third circuit board via the second circuit board 12 is possible in order to increase the degree of automation of the testing process. Further, the in-position sensor 3 is a micro sensor or an infrared sensor.

In order to facilitate the worker to recognize the progress of the work, preferably, referring to fig. 4, a plurality of LED light sensing lamps 5 are arranged on the top surface of the jig 1, the LED light sensing lamps 5 are electrically connected to the second circuit board 12, and the plurality of LED light sensing lamps 5 are used for indicating whether the electric quantity and/or the charging state of the lithium battery are/is normal.

In order to facilitate the worker to identify the progress of the work, referring to fig. 2 and 3, the top surface of the test function tool 2 is provided with an LED matrix 6, the LED matrix 6 is located on the horizontal side of the fixture 1, the LED matrix 6 is electrically connected with the detection system 21, and the LED matrix 6 can display different colors to represent the test structure.

In order to facilitate the staff to identify the progress of work, referring to fig. 2 and 3, the top surface of the test function tool 2 is provided with a plurality of progress indicator lamps 7, the progress indicator lamps 7 are located on the horizontal side of the jig 1, and the progress indicator lamps 7 are electrically connected with the detection system 21.

In order to facilitate the replacement of the fuse 8 by the worker, referring to fig. 2 and 3, the fuse 8 is arranged on the top surface of the test function tool 2, the fuse 8 is located on the horizontal side of the jig 1, and the fuse 8 is electrically connected with the detection system 21.

Among these, the conductor 11 is preferably a pogo pin, which not only ensures communication but is also less vulnerable.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional lithium cell capability test device which characterized in that: comprises a jig (1) and a test function tool (2);

the jig (1) is detachably connected with the testing function tool (2), the jig (1) is provided with a plurality of conductors (11) and a second circuit board (12) communicated with the conductors (11), and the conductors (11) are used for being conducted with the first circuit board of the lithium battery;

and a detection system (21) of the test function tool (2) is detachably and conductively connected with the second circuit board (12), and the detection system (21) is used for detecting the short-circuit performance, the over-discharge performance and the over-charge performance of the lithium battery.

2. The multifunctional lithium battery performance testing device of claim 1, wherein: the clamping station (131) of the jig (1) is used for clamping the lithium battery, and a through hole (132) is formed in the bottom of the clamping station (131); test function frock (2) still includes scanning module (22), scanning module (22) with detecting system (21) electricity is connected, scanning module (22) camera (221) orientation through hole (132), whether scanning module (22) are used for detecting the two-dimensional code of lithium cell and the serial number of lithium cell correspond.

3. The multifunctional lithium battery performance testing device of claim 1, wherein: the jig (1) is positioned at the top of the test function tool (2); the jig (1) comprises a positioning seat (13) and a door structure (14) arranged on the positioning seat (13), a clamping station (131) of the jig (1) is arranged on the positioning seat (13), and the door structure (14) can cover the clamping station (131).

4. The multifunctional lithium battery performance testing device of claim 3, wherein: the door structure (14) and the positioning seat (13) are fixed through a magnetic attraction structure.

5. The multifunctional lithium battery performance testing device of claim 3, characterized in that: one of the door structure (14) and the positioning seat (13) is provided with an in-place sensor (3), the other one is provided with a trigger block (4), and the in-place sensor (3) is electrically connected with the second circuit board (12); when the door structure (14) covers the positioning seat (13), the trigger block (4) triggers the in-place sensor (3) to act.

6. The multifunctional lithium battery performance testing device of claim 5, wherein: the in-place sensor (3) is a micro-motion sensor.

7. The multifunctional lithium battery performance testing device of claim 1, wherein: the top surface of tool (1) is equipped with a plurality of LED light sense lamps (5), LED light sense lamp (5) with second circuit board (12) electricity is connected, and is a plurality of LED light sense lamp (5) are used for instructing whether electric quantity and/or the charged state of lithium cell are normal.

8. The multifunctional lithium battery performance testing device of claim 1, wherein: the top surface of the test function tool (2) is provided with an LED matrix (6), the LED matrix (6) is located on the horizontal side of the tool (1), the LED matrix (6) is electrically connected with the detection system (21), and the LED matrix (6) can display different colors to represent a test structure.

9. The multifunctional lithium battery performance testing device of claim 1, wherein: the top surface of the test function tool (2) is provided with a plurality of progress indicating lamps (7), the progress indicating lamps (7) are located on the horizontal side of the tool (1), and the progress indicating lamps (7) are electrically connected with the detection system (21); the top surface of test function frock (2) is equipped with fuse (8), fuse (8) are located the level side of tool (1), fuse (8) with detecting system (21) electricity is connected.

10. The multifunctional lithium battery performance testing device of claim 1, wherein: the conductor (11) is a spring needle.