CN218546030U - Electricity core weeping detection device - Google Patents

Abstract

The utility model belongs to lithium cell production field specifically is an electric core weeping detection device, comprises a workbench, a transmission assembly for carrying wait to detect electric core, still including the fixed subassembly that is used for preventing that electric core from shifting among the transportation process, a clearance subassembly for getting rid of electric core surface dust, a determine module for detecting the electric core weeping condition, utilize fixed subassembly to fix electric core slightly, and drive electric core through transmission assembly and remove, prevent that electric core from removing the in-process and shifting, when removing the in-process through clearance subassembly, each junction and the sealed clean up of electric core, prevent to detect the erroneous judgement, utilize determine module cooperation transmission assembly to carry out the weeping to electric core and detect, improve the efficiency and the result of use that detect.

Description

Electricity core weeping detection device

Technical Field

The utility model belongs to lithium cell production field specifically relates to an electricity core weeping detection device.

Background

The lithium battery is a battery which uses a non-aqueous electrolyte solution and takes lithium metal or lithium alloy as a positive/negative electrode material, the leakage refers to the phenomenon that the electrolyte overflows from the inside of the battery in the using process, and the leakage detection is needed after the production of the lithium battery is finished, so that the processed electrolyte is prevented from flowing into the market for the next time.

The prior publication numbers are: CN216012599U a lithium cell electric core weeping detection device, including the splint of interval arrangement and connect the connection pull rod between the splint, electric core is placed between two splint, through adjusting and controlling two splint relative position in order to press from both sides tight fixed electric core, the upper end edge of splint is higher than electric core upper end position. The utility model discloses lithium cell electricity core weeping detection device, simple structure, it is with low costs, convenient to use is suitable for a small amount of electric core weeping to detect, has stronger practicality and better application prospect.

Above-mentioned patent tightens up two fixed splint through connecting the pull rod when using and fixes electric core with this, but guarantee well that two splint all are the same to the power size of electric core power of exerting at every turn in actual use, the condition that electric core damaged and the incomplete inferior is not detected appears easily takes place, and electric core needs clean the junction before last machine detection, this device unable clearance, detection efficiency is low, can't satisfy big batch electric core detection, the result of use is not fine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electricity core weeping detection device.

The utility model discloses the technical scheme who adopts as follows:

a detection device for liquid leakage of an electric core comprises a workbench, a transmission assembly, a fixing assembly, a cleaning assembly and a detection assembly, wherein the transmission assembly is used for conveying the electric core to be detected;

the workstation below fixedly connected with supporting leg, transmission assembly installs on the workstation, and fixed subassembly sets up to a plurality ofly, and fixed subassembly uniform connection is on transmission assembly, and the clearance subassembly sets up on the workstation, and is located the transmission assembly top, and the detection subassembly setting is in clearance subassembly one side.

Preferably: the transmission assembly comprises a transmission roller shaft, a mounting groove is formed in the workbench, the transmission roller shaft is arranged in a plurality of positions, and is mounted in the mounting groove of the workbench through a bearing, a conveying belt is connected to the outside of the transmission roller shaft, and the input end of the transmission roller shaft is connected with a speed reduction motor through a coupling.

Preferably: the conveyer belt sets up to the rubber material.

Preferably: the fixed component comprises four connecting blocks, the connecting blocks are fixedly connected to the surface of the conveying belt, a fixed turning plate is rotatably installed between every two vertical connecting blocks, a pressing plate is arranged between the two fixed turning plates, and a plurality of springs are fixedly connected between the pressing plate and the conveying belt.

Preferably: the inner side surface of the fixed turning plate is provided with an anti-slip groove.

Preferably: the cleaning assembly comprises support frames, the support frames are arranged to be two and fixedly installed on the workbench, a brush is installed between the support frames through a bearing, and the input end of the brush is connected with a driving motor through a coupling.

Preferably: the detection assembly comprises a portal frame, the portal frame is fixedly mounted on the workbench, a telescopic rod is fixedly mounted on the portal frame, the output end of the telescopic rod penetrates through the portal frame, an airtight cover is fixedly mounted at the output end of the telescopic rod, an exhaust pipe and an exhaust pipe are fixedly connected to the airtight cover respectively, an electromagnetic valve is mounted on the exhaust pipe, and the input end of the exhaust pipe is connected with a vacuum pump.

The beneficial effects of the utility model are that: utilize fixed subassembly to add electric core slightly fixedly to drive electric core through transmission assembly and remove, prevent that electric core from removing the in-process and shifting, when removing the in-process through the clearance subassembly, with each junction and the sealed clean up of electric core, prevent to detect the erroneous judgement, utilize detection module cooperation transmission assembly to carry out the weeping to electric core and detect, improve the efficiency and the result of use that detect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic diagram of a first structure of a cell leakage detection apparatus according to the present invention;

fig. 2 is a second structural schematic diagram of the battery cell leakage detection apparatus according to the present invention;

fig. 3 is a cross-sectional view of a cell leakage detection device according to the present invention;

FIG. 4 is a partial schematic view of M of FIG. 3;

fig. 5 is a schematic view of a connection structure of a workbench of the electrical core leakage detection device according to the present invention;

fig. 6 is a schematic view of a connection structure of a conveyor belt of the battery cell leakage detecting device according to the present invention;

fig. 7 is a partial schematic view of N in fig. 6.

The reference numerals are illustrated below:

1. a work table; 2. a transmission component; 3. a fixing component; 4. cleaning the assembly; 5. a detection component; 21. a drive roll shaft; 22. a conveyor belt; 23. a reduction motor; 31. connecting blocks; 32. fixing the turning plate; 33. pressing a plate; 34. a spring; 41. a support frame; 42. a brush; 43. a drive motor; 51. a gantry; 52. a telescopic rod; 53. a hermetic cover; 54. an air exhaust pipe; 55. an exhaust pipe; 56. an electromagnetic valve.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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.

The invention will be further described by means of examples in conjunction with the accompanying drawings.

Examples

As shown in fig. 1 to 7, a device for detecting liquid leakage from a battery core includes a workbench 1, a transmission assembly 2 for conveying a battery core to be detected, a fixing assembly 3 for preventing the battery core from shifting during conveyance, a cleaning assembly 4 for removing dust on the surface of the battery core, and a detection assembly 5 for detecting liquid leakage from the battery core; 1 below of workstation is through bolt fixedly connected with supporting leg, and transmission assembly 2 installs on workstation 1, and fixed subassembly 3 sets up to a plurality ofly, and fixed subassembly 3 evenly connects on transmission assembly 2, and clearance subassembly 4 sets up on workstation 1, and is located transmission assembly 2 top, and detection component 5 sets up in clearance subassembly 4 one side.

In this embodiment, as shown in fig. 2, fig. 3 fig. 5, fig. 6, transmission assembly 2 includes driving roller shaft 21, the mounting groove has been seted up on workstation 1, driving roller shaft 21 sets up to a plurality ofly, and install in workstation 1's mounting groove through the bearing, driving roller shaft 21 external connection has conveyer belt 22, conveyer belt 22 sets up to the rubber material, the rubber material has good ductility, driving roller shaft 21's input has gear motor 23 through the coupling joint, gear motor 23 drives driving roller shaft 21 rotatory, make conveyer belt 22 remove.

In this embodiment, as shown in fig. 2, fig. 4, fig. 5, fig. 6, fixed subassembly 3 includes connecting block 31, connecting block 31 sets up to four, and connect on the conveyer belt 22 surface through gluing, it installs fixed board 32 that turns over to rotate between per two vertical connecting blocks 31, fixed board 32 medial surface that turns over has seted up anti-skidding groove, be provided with clamp plate 33 between two fixed boards 32 that turn over, a plurality of springs 34 of fixedly connected with between clamp plate 33 and the conveyer belt 22, spring 34 plays the effect of supporting and reseing, fixed board 32 that turns over is used for fixed electric core.

In this embodiment, as shown in fig. 2 and fig. 3, the cleaning assembly 4 includes two support frames 41, the two support frames 41 are fixedly mounted on the workbench 1 through bolts, a brush 42 is mounted between the support frames 41 through a bearing, an input end of the brush 42 is connected to a driving motor 43 through a coupling, and the driving motor 43 drives the brush 42 to rotate to clean the surface of the battery cell.

In this embodiment, as shown in fig. 2 and the drawings, the detecting assembly 5 includes a gantry 51, the gantry 51 is fixedly mounted on the workbench 1 through bolts, an expansion link 52 is fixedly mounted on the gantry 51 through bolts, an output end of the expansion link 52 passes through the gantry 51 and an output end of the expansion link 53 is fixedly mounted with a sealed cover 53 through bolts, the sealed cover 53 is respectively fixedly connected with an exhaust pipe 54 and an exhaust pipe 55 through threads, the exhaust pipe 55 is provided with an electromagnetic valve 56, an input end of the exhaust pipe 54 is connected with a vacuum pump, the expansion link 52 drives the sealed cover 53 to move, and the electromagnetic valve 56 controls the exhaust pipe 55 to exhaust air into the sealed cover 53.

The working principle is as follows: when the electrolyte leakage of the battery cell is detected, the battery cell is placed on the pressing plate 33, the pressing plate 33 moves downwards under the gravity of the battery cell at the moment, the spring 34 is compressed, the fixed turning plate 32 is turned over in the downward movement process to fix the battery cell, the speed reduction motor 23 drives the transmission roller shaft 21 to rotate, the transmission belt 22 moves, the battery cell moves to the position below the closed cover 53, the transmission belt 22 stops moving, the telescopic rod 52 drives the closed cover 53 to move downwards and contact with the transmission belt 22, the battery cell is covered by the closed cover 53 at the moment, the telescopic rod 52 gives a certain pressure to the closed cover 53, the bottom of the closed cover 53 is in close contact with the transmission belt 22, the vacuum pump draws out air inside the closed cover 53 through the air suction pipe 54 at the moment, gives a preset pressure inside the closed cover 53, after standing for a preset time, the electromagnetic valve 56 is opened, outside air enters the closed cover 53 through the exhaust pipe 55, the pressure returns to be normal, the closed cover 53 is withdrawn at the moment, the transmission belt 22 moves, and whether the electrolyte precipitation phenomenon occurs at each connection position and the sealing position of the battery cell is observed during the movement, if the movement, the electrolyte precipitation phenomenon is unqualified, otherwise, the electrolyte leakage detection is qualified, and the electrolyte is recycled.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims (7)

1. The utility model provides an electricity core weeping detection device, includes workstation (1), is used for carrying the transmission assembly (2) of waiting to detect electric core, its characterized in that: the device also comprises a fixing component (3) for preventing the displacement of the battery core in the conveying process, a cleaning component (4) for removing dust on the surface of the battery core, and a detection component (5) for detecting the leakage condition of the battery core;

workstation (1) below fixedly connected with supporting leg, transmission assembly (2) are installed on workstation (1), and fixed subassembly (3) set up to a plurality ofly, and fixed subassembly (3) even connection is on transmission assembly (2), and clearance subassembly (4) set up on workstation (1), and are located transmission assembly (2) top, and detection subassembly (5) set up in clearance subassembly (4) one side.

2. The battery cell leakage detection device of claim 1, wherein: transmission component (2) have seted up the mounting groove including driving roller axle (21) on workstation (1), and driving roller axle (21) set up to a plurality ofly, and install in the mounting groove of workstation (1) through the bearing, and driving roller axle (21) external connection has conveyer belt (22), and the input of driving roller axle (21) has gear motor (23) through the coupling joint.

3. The battery cell leakage detection device according to claim 2, wherein: the conveyor belt (22) is made of rubber.

4. The cell leakage detection device of claim 3, wherein: fixed subassembly (3) include connecting block (31), and connecting block (31) set up to four, and fixed connection is on conveyer belt (22) surface, and rotate between per two vertical connecting block (31) and install fixed board (32) that turn over, are provided with between two fixed boards (32) clamp plate (33), a plurality of springs of fixedly connected with (34) between clamp plate (33) and conveyer belt (22).

5. The battery cell leakage detection device according to claim 4, characterized in that: the inner side surface of the fixed turning plate (32) is provided with an anti-slip groove.

6. The battery cell leakage detection device of claim 1, wherein: clearance subassembly (4) include support frame (41), and support frame (41) set up to two and fixed mounting on workstation (1), install brush (42) through the bearing between support frame (41), and there is driving motor (43) input of brush (42) through the coupling joint.

7. The battery cell leakage detection device of claim 1, wherein: detection module (5) include portal frame (51), portal frame (51) fixed mounting is on workstation (1), fixed mounting has telescopic link (52) on portal frame (51), the output of telescopic link (52) passes portal frame (51) and output fixed mounting has airtight cover (53), on airtight cover (53) respectively fixedly connected with exhaust tube (54) and blast pipe (55), install solenoid valve (56) on blast pipe (55), the vacuum pump is connected to the input of exhaust tube (54).

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