CN216160320U

CN216160320U - Lithium battery testing mechanism

Info

Publication number: CN216160320U
Application number: CN202120835119.6U
Authority: CN
Inventors: 高忠
Original assignee: Jiangxi Neutron Energy Co ltd
Current assignee: Jiangxi Neutron Energy Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-04-01
Anticipated expiration: 2031-04-22

Abstract

The utility model relates to the technical field of lithium battery testing, in particular to a lithium battery testing mechanism which comprises a box body, a door body, a glass window, a gravity seat and a testing table, wherein the door body is fixedly arranged on the left side of the outer side surface of the box body through a bolt, the glass window is embedded into the center of the outer side surface of the door body, the gravity seat is fixedly arranged at the bottom in the box body, the testing table is fixedly arranged on the upper surface of the gravity seat through fixing glue, a T-shaped track rod is welded in the center of the inner side surface of the box body, a rotating motor is fixedly arranged on the top surface of the box body through a bolt, and a lead screw is welded at the output end of the rotating motor. The lithium battery is placed on the test board, the lead screw is driven to rotate through rotation of the rotating motor, the lead screw drives the threaded sleeve to move downwards, the extrusion plate on the extrusion mechanism moves downwards, the extrusion plate extrudes the lithium battery placed on the test board, and the detection effect is achieved.

Description

Lithium battery testing mechanism

Technical Field

The utility model relates to the technical field of lithium battery testing, in particular to a lithium battery testing mechanism.

Background

With the development of science and technology, lithium batteries become mainstream at present and are widely applied to electric bicycles and electric automobiles, and the lithium batteries need to be detected in the production process to test the service performance of the lithium batteries;

in the prior art, a lithium battery testing device has an incomplete testing effect on a lithium battery, and an existing detection mechanism cannot test the compressive strength of a lithium battery shell;

for a lithium battery testing device, a related technical scheme is disclosed, for example, the patent application number is: CN201820880076.1, bulletin date 2018, 06, 08, discloses a lithium battery testing mechanism, which comprises a shell, a protective door, a testing platform, a graduated scale, a camera, a pressure plate, a lighting lamp, a linear motor and a glass window, wherein the protective door is arranged on the front end face of the shell through a hinge, a testing component is arranged inside the shell, the testing platform is fixed on the lower side inside the shell, the graduated scale is arranged on the left side of the upper end face of the testing platform, the camera is symmetrically assembled on the left and right end faces of the pressure plate, the pressure plate is arranged on the lower end face of the linear motor, the lighting lamp is arranged on the upper side inside the shell, the linear motor is assembled on the upper side inside the shell, and the glass window is arranged on the right end face of the shell, the design facilitates the testing of the external compressive strength of the lithium battery,

the utility model discloses a weak point lies in this utility model and through setting up the camera on examining the pressure plate, because the lithium cell is not of uniform size and the crushing resistance at the different positions of lithium cell casing is different, the pick-up plate inclines when detecting the lithium cell, damages the camera, has influenced the life of device, and can't read the pressure that the pick-up plate measured time to pressure detection.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a lithium battery testing mechanism to solve the problems set forth in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lithium battery testing mechanism, includes box, the door body, glass window, gravity seat, testboard, the outside surface left side of box is provided with a body through the bolt fastening, the embedding of the outside surface central authorities of the door body is provided with the glass window, the bottom is fixed in the box and is provided with the gravity seat, the upper surface of gravity seat is provided with the testboard through the fixed glue, the welding of the inboard surface central authorities of box is provided with T shape track pole, the top surface of box is provided with the rotating electrical machines through the bolt fastening, the output welding of rotating electrical machines is provided with the lead screw, the bottom mounting of lead screw is provided with extrusion mechanism, the left side surface embedding of box is provided with the scale.

Preferably, the test bench includes LED lamp area and dull polish layer, the upper surface left and right sides and the outside of test bench all are provided with through the bolt fastening, the fixed dull polish layer that is provided with in upper surface central authorities of test bench.

Preferably, extrusion mechanism is including stripper plate, T shape track groove, montant, thread bush, pressure display and pressure gauge, the embedding of the inboard surface central authorities of stripper plate is provided with T shape track groove, the upper surface outside welding of stripper plate is provided with two montants, the top welding of montant is provided with the thread bush, the embedding of the outside surface central authorities of stripper plate is provided with pressure display, the bottom surface central authorities embedding of stripper plate is provided with the pressure gauge.

Preferably, the T-shaped track bar penetrates through the T-shaped track groove.

Preferably, the screw rod is connected in the threaded sleeve in a threaded mode.

Preferably, the pressure display and the pressure gauge are electrically connected through a wire.

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

1. this kind of lithium battery test mechanism through being provided with extrusion mechanism, places the lithium cell on the testboard, and it is rotatory to drive the lead screw through the rotating electrical machines rotation for the lead screw drives the thread bush and down moves, makes the stripper plate on the extrusion mechanism down move, and the stripper plate extrudees the lithium cell of placing on the testboard, reaches the effect that detects.

2. This kind of lithium battery test mechanism through being provided with pressure gauge and pressure display, at the in-process that detects, detects out the extrusion force of stripper plate to lithium cell casing through the pressure gauge for numerical value on the pressure display is read out in the damaged twinkling of an eye of lithium cell casing, reaches the effect to lithium cell casing's anti pressure detection.

Drawings

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

FIG. 2 is a schematic diagram of a test station according to the present invention.

Fig. 3 is a schematic structural view of the pressing mechanism of the present invention.

Fig. 4 is a schematic bottom view of the pressing mechanism of the present invention.

In the figure: 1-box body, 2-door body, 3-glass window, 4-gravity seat, 5-test bench, 501-LED lamp strip, 502-frosting layer, 6-T-shaped track rod, 7-rotating motor, 8-lead screw, 9-extrusion mechanism, 901-extrusion plate, 902-T-shaped track groove, 903-vertical rod, 904-threaded sleeve, 905-pressure display and 906-pressure gauge.

Detailed Description

Referring to fig. 1-4, the present embodiment provides a technical solution: the utility model provides a lithium battery test mechanism, the power distribution box comprises a box body 1, the door body 2, the glass window 3, gravity seat 4, testboard 5, the outside surface left side of box 1 is provided with a body 2 through the bolt fastening, the outside surface central authorities embedding of the door body 2 is provided with the glass window 3, the bottom is fixed to be provided with gravity seat 4 in the box 1, the upper surface of gravity seat 4 is provided with testboard 5 through the fixed glue that is provided with, the inboard surface central authorities welding of box 1 is provided with T track pole 6, the top surface of box 1 is provided with rotating electrical machines 7 through the bolt fastening, the output welding of rotating electrical machines 7 is provided with lead screw 8, the bottom mounting of lead screw 8 is provided with extrusion mechanism 9, the left side surface embedding of box 1 is provided with scale 10.

Further, the test bench 5 is including LED lamp area 501 and frosting 502, and the upper surface left and right sides and the outside of test bench 5 all are provided with LED lamp area 501 through the bolt fastening, and the fixed frosting 502 that is provided with in upper surface central authorities of test bench 5.

Further, the extrusion mechanism 9 includes an extrusion plate 901, a T-shaped track groove 902, a vertical rod 903, a threaded sleeve 904, a pressure display 905 and a pressure gauge 906, the T-shaped track groove 902 is embedded in the center of the inner side surface of the extrusion plate 901, two vertical rods 903 are welded to the outer side of the upper surface of the extrusion plate 901, the threaded sleeve 904 is welded to the top of the vertical rod 903, the pressure display 905 is embedded in the center of the outer side surface of the extrusion plate 901, and the pressure gauge 906 is embedded in the center of the bottom surface of the extrusion plate 901.

Further, the T-shaped track bar 6 penetrates through the T-shaped track groove 902, so that the pressing plate 901 can move up and down along the T-shaped track bar 6 conveniently.

Further, the screw rod 8 is screwed into the threaded sleeve 904, and the screw rod 8 rotates to drive the threaded sleeve 904 to move up and down, so that the threaded sleeve 904 can drive the extrusion plate 901 to move up and down.

Further, the pressure display 905 and the pressure gauge 906 are electrically connected by a wire, so that the pressure display 905 can display the pressure detected by the pressure gauge 906.

The working principle is as follows:

firstly, the door body 2 is opened, a lithium battery is placed on a frosted layer 502 on a test board 5, so that a lithium battery shell cannot slide on the test board 5, then the door body 2 is closed, an LED lamp strip 501 is opened, the brightness in the box body 1 is increased, observation is facilitated, then a rotating motor 7 is opened, the rotating motor 7 drives a screw rod 8 to rotate, the screw rod 8 drives a threaded sleeve 904 to move downwards, the threaded sleeve 904 drives a pressing plate 901 to move downwards through a vertical rod 903, the pressing plate 901 presses the lithium battery shell, deformation of the lithium battery shell is observed through a glass window 3, the distance of deformation of the lithium battery shell is read through a graduated scale 10 for recording, the pressure of the pressing plate 901 on the lithium battery shell is detected through a pressure gauge 906, then the pressure is read through a pressure display 905 for recording, and the effect of pressure resistance detection of the lithium battery shell is achieved, and then, the rotating motor 7 is started, so that the rotating motor 7 rotates reversely, the screw rod 8 drives the threaded sleeve 904 to move upwards, the extrusion plate 901 moves upwards, and finally, the door body 2 is opened to take out the damaged lithium battery shell from the test board 5.

Claims

1. The utility model provides a lithium battery test mechanism, includes box (1), the door body (2), glass window (3), gravity seat (4), testboard (5), the outside surface left side of box (1) is provided with a body (2) through the bolt fastening, the outside surface central authorities embedding of the door body (2) is provided with glass window (3), the bottom is fixed in box (1) and is provided with gravity seat (4), the upper surface of gravity seat (4) is fixed through the fixed glue and is provided with testboard (5), its characterized in that: the utility model discloses a box, including box (1), the welding of the inboard surface central authorities of box (1) is provided with T track pole (6), the top surface of box (1) is provided with rotating electrical machines (7) through the bolt fastening, the output welding of rotating electrical machines (7) is provided with lead screw (8), the bottom mounting of lead screw (8) is provided with extrusion mechanism (9), the left side surface embedding of box (1) is provided with scale (10).

2. The lithium battery testing mechanism of claim 1, wherein: the LED lamp belt test bench is characterized in that the test bench (5) comprises an LED lamp belt (501) and a frosting layer (502), the LED lamp belt (501) is fixedly arranged on the left side and the right side of the upper surface of the test bench (5) and on the outer side of the upper surface of the test bench (5) through bolts, and the frosting layer (502) is fixedly arranged in the center of the upper surface of the test bench (5).

3. The lithium battery testing mechanism of claim 1, wherein: the extrusion mechanism (9) comprises an extrusion plate (901), a T-shaped track groove (902), vertical rods (903), a threaded sleeve (904), a pressure display (905) and a pressure gauge (906), wherein the T-shaped track groove (902) is embedded in the center of the inner side surface of the extrusion plate (901), the two vertical rods (903) are arranged on the outer side of the upper surface of the extrusion plate (901) in a welded mode, the threaded sleeve (904) is arranged on the top of each vertical rod (903) in a welded mode, the pressure display (905) is arranged on the center of the outer side surface of the extrusion plate (901) in an embedded mode, and the pressure gauge (906) is arranged on the center of the bottom surface of the extrusion plate (901) in an embedded mode.

4. The lithium battery testing mechanism of claim 1 or 3, characterized in that: the T-shaped track rod (6) penetrates through the T-shaped track groove (902).

5. The lithium battery testing mechanism of claim 1 or 3, characterized in that: the screw rod (8) is connected in the threaded sleeve (904) in a threaded manner.

6. The lithium battery testing mechanism of claim 3, wherein: the pressure display (905) and the pressure gauge (906) are electrically connected through a wire.