CN215953304U

CN215953304U - Lithium battery diaphragm pore detection device

Info

Publication number: CN215953304U
Application number: CN202121176951.6U
Authority: CN
Inventors: 黄俊琪; 高川; 朱先进; 覃海强; 谢新春; 韦育鲜; 李锦祥; 窦炳阔
Original assignee: Jiangsu Beixing New Materials Technology Co ltd
Current assignee: Jiangsu Beixing New Materials Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-03-04
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a lithium battery diaphragm pore detection device which comprises a detection main body and an operation case, wherein a motor is arranged below the operation case, a display screen is arranged on the operation case, a control button is arranged below the display screen, a base is arranged at the lowest end of the operation case, a first sliding groove is arranged at the upper end of the detection main body, a first sliding block is arranged inside the first sliding groove, and a first fixing plate is arranged in the detection main body; according to the lithium battery diaphragm pore detection device, the air blower, the air collecting groove, the first sliding block, the air pressure sensor and the laser sensor are arranged, so that the detection result is more accurate; through setting up first fixed plate, second fixed plate, annular fixture block and connecting block, can be so that the detector with detect main part, stopper and detect main part, air-blower and collection wind groove, baroceptor and laser sensor and dismantle the separation, be convenient for overhaul detection device.

Description

Lithium battery diaphragm pore detection device

Technical Field

The utility model relates to the technical field of thin film equipment, in particular to a lithium battery diaphragm pore detection device.

Background

In the structure of the lithium battery, a diaphragm is one of key inner layer components; the performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, directly influences the capacity, circulation, safety performance and other characteristics of the battery, and the diaphragm with excellent performance plays an important role in improving the comprehensive performance of the battery. The diaphragm is mainly used for separating the positive electrode and the negative electrode of the battery, preventing the two electrodes from contacting and short-circuiting, and has the function of enabling electrolyte ions to pass through; the separator material is non-conductive, and the physical and chemical properties of the separator have a great influence on the performance of the battery. The battery is different in kind and the separator used is different.

The prior art has the following defects or problems:

1. at present, static measurement methods and the like are mostly adopted for measuring the porosity of the diaphragm, the cost of instruments is high, the operation is complicated, and errors often appear in the measurement results of devices with lower cost;

2. the manual detection workload is very large, and the maintenance of the interior of the detection device is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium battery diaphragm pore detection device aiming at the defects in the prior art so as to solve the problems 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 diaphragm hole detection device, is including detecting main part and operating cabinet, the below of operating cabinet is provided with the motor, be provided with the display screen on the operating cabinet, the display screen below is provided with control button, the lower extreme of operating cabinet is provided with the base, the upper end of detecting the main part is provided with first spout, the inside of first spout is provided with first slider, be provided with first fixed plate in the detection main part, the below of first fixed plate is provided with the detector, one side of detecting the main part is provided with the second spout, be provided with the second slider in the second spout, one side of detecting the main part is provided with the second fixed plate, one side of second fixed plate is provided with the stopper, the below of detecting the main part is provided with the air-blower, the top of air-blower is provided with the wind collecting groove.

According to the preferable technical scheme, one side of the air collecting groove is provided with an annular fixture block, a fixing rod is arranged in the detector, one side of the fixing rod is provided with a connecting block, an air pressure sensor is arranged in the detector, a laser sensor is arranged in the air pressure sensor, one side of the limiting block is provided with a clamping plate, one side of the clamping plate is provided with a bearing, a sponge layer is arranged above the clamping plate, one side of the sponge layer is provided with a spring, and one side of the spring is provided with a cushion.

As a preferred technical solution of the present invention, the first sliding groove is adapted to a size of a first sliding block, and the first sliding block is movably connected to the detector through a first fixing plate.

As a preferable technical scheme of the utility model, the size of the second sliding chute is matched with that of the second sliding block, and the second sliding block is movably connected with the limiting block through a second fixing plate.

As a preferable technical scheme of the utility model, the second sliding grooves are arranged at two sides of the detection main body, and the size of the limiting block is matched with that of the second fixing plate.

As a preferred technical scheme of the utility model, the opening diameter of the air collecting groove is larger than that of the blower, and the air collecting groove is movably connected with the blower through an annular clamping block.

As a preferred technical scheme of the utility model, the size of the air pressure sensor is larger than that of the laser sensor, and the air pressure sensor is movably connected with the laser sensor through a connecting block.

As the preferable technical scheme of the utility model, the bearings are arranged on two sides of the clamping plate, and the bearings, the springs and the soft pads are all provided with two.

Compared with the prior art, the utility model provides a lithium battery diaphragm pore detection device, which has the following beneficial effects:

1. according to the lithium battery diaphragm pore detection device, the air blower and the air collecting groove are arranged below the detection main body, designated air pressure can be applied to a battery diaphragm arranged on the clamping plate, the first sliding groove and the first sliding block are arranged above the detection main body, the air pressure sensor is arranged in the detector, the detector can move along with the movement of the sliding block, the air pressure applied to the diaphragm is detected, and when the air pressure applied to the diaphragm is uneven, the air pressure sensor can transmit data to the display screen; the battery diaphragm and the wind collecting groove can be pressed at any angle by arranging the second sliding groove and the second sliding block on one side of the detection main body; the laser sensor is arranged in the air pressure sensor, so that the battery diaphragm can be subjected to laser scanning, the distribution of pores on the battery diaphragm is secondarily detected, and the result is transmitted to the display screen; by arranging two detection sensors, the detection result can be more accurate;

2. according to the lithium battery diaphragm pore detection device, the first fixing plate and the second fixing plate are arranged on the detection main body, so that the detector can be detached from the detection main body, and the limiting block can be detached from the detection main body; the annular clamping block is arranged on one side of the air collecting groove, and the connecting block is arranged on one side of the fixing rod, so that the air blower can be detached and separated from the air collecting groove, the air pressure sensor and the laser sensor, and the whole detection device can be conveniently overhauled; through set up sponge layer, spring and cushion on the splint, can reduce greatly when fixed battery diaphragm, cause the damage to battery diaphragm, influence battery diaphragm's detection and follow-up use.

Drawings

FIG. 1 is a schematic structural diagram of a lithium battery separator pore detection device according to the present invention;

FIG. 2 is a schematic structural diagram of an air blower of a lithium battery separator pore detection device according to the present invention;

FIG. 3 is a schematic structural diagram of a lithium battery separator pore detection device detector according to the present invention;

fig. 4 is a schematic structural diagram of a lithium battery separator pore detection device a according to the present invention.

In the figure: 1. detecting a subject; 2. operating the case; 3. a motor; 4. a display screen; 5. a control button; 6. a base; 7. a first chute; 8. a first slider; 9. a first fixing plate; 10. a detector; 11. a second chute; 12. a second slider; 13. a second fixing plate; 14. a limiting block; 15. a blower; 16. a wind collecting groove; 17. an annular fixture block; 18. fixing the rod; 19. connecting blocks; 20. an air pressure sensor; 21. a laser sensor; 22. a splint; 23. a bearing; 24. a sponge layer; 25. a spring; 26. a soft cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: the utility model provides a lithium battery diaphragm hole detection device, including detection main part 1 and operation machine case 2, the below of operation machine case 2 is provided with motor 3, be provided with display screen 4 on the operation machine case 2, display screen 4 below is provided with control button 5, the lower extreme of operation machine case 2 is provided with base 6, the upper end of detecting main part 1 is provided with first spout 7, the inside of first spout 7 is provided with first slider 8, be provided with first fixed plate 9 in the detection main part 1, the below of first fixed plate 9 is provided with detector 10, one side of detecting main part 1 is provided with second spout 11, be provided with second slider 12 in the second spout 11, one side of detecting main part 1 is provided with second fixed plate 13, one side of second fixed plate 13 is provided with stopper 14, the below of detecting main part 1 is provided with air-blower 15, the top of air-blower 15 is provided with wind-collecting groove 16.

In the embodiment, an annular fixture block 17 is arranged on one side of the air collecting groove 16, a fixing rod 18 is arranged in the detector 10, a connecting block 19 is arranged on one side of the fixing rod 18, an air pressure sensor 20 is arranged in the detector 10, a laser sensor 21 is arranged in the air pressure sensor 20, a clamping plate 22 is arranged on one side of the limiting block 14, a bearing 23 is arranged on one side of the clamping plate 22, a sponge layer 24 is arranged above the clamping plate 22, a spring 25 is arranged on one side of the sponge layer 24, a cushion 26 is arranged on one side of the spring 25, the air pressure sensor 20 and the laser sensor 21 can work synchronously, and the working efficiency is improved; the first sliding chute 7 is matched with the first sliding block 8 in size, and the first sliding block 8 is movably connected with the detector 10 through a first fixing plate 9, so that the first sliding block 8 can be separated from the detector 10; the size of the second chute 11 is matched with that of the second sliding block 12, the second sliding block 12 is movably connected with the limiting block 14 through a second fixing plate 13, and the second sliding block 12 and the limiting block 14 can be detached and separated; the second sliding grooves 11 are arranged on two sides of the detection main body 1, and the size of the limiting block 14 is matched with that of the second fixing plate 13, so that the battery diaphragm and the air collecting groove 16 can form pressure application at different angles, and the detection result is more accurate; the opening diameter of the air collecting groove 16 is larger than that of the air blower 15, the air collecting groove 16 is movably connected with the air blower 15 through an annular clamping block 17, and the air collecting groove 16 can be separated from the air blower 15; the size of the air pressure sensor 20 is larger than that of the laser sensor 21, the air pressure sensor 20 is movably connected with the laser sensor 21 through the connecting block 19, the air pressure sensor 20 can be separated from the laser sensor 21, and important parts in the whole detection device can be conveniently overhauled; the bearing 23 sets up in the both sides of splint 22, and bearing 23, spring 25, cushion 26 all are provided with two, reduce the frictional force that splint 22 received, avoid splint 22 to cause the damage to the battery diaphragm.

The working principle and the using process of the utility model are as follows: fixing the battery diaphragm to be detected on the limiting block 14 through the clamping plate 22, and adjusting the position of the second sliding block 12 in the second sliding groove 11 to adjust the angle between the battery diaphragm to be detected and the air collecting groove 16; after the battery diaphragm is fixed, the motor 3 is started through the control button 5, at the moment, the air blower 15 starts to rotate at a specified speed at a constant speed, the air collecting groove 16 applies air pressure generated by rotation of the air blower 15 to the battery nuclear membrane fixed on the limiting block 14, the air pressure sensor 20 and the laser sensor 21 in the detector 10 detect the surface of the battery diaphragm, and the detection result is transmitted to the display screen 4; after the detection work is finished, the detector 10 can be detached from the detection main body 1 and the limiting block 14 can be detached from the detection main body 1 through the first fixing plate 9 and the second fixing plate 13; through annular fixture block 17 and connecting block 19, can make air-blower 15 dismantle the separation with wind groove 16, baroceptor 20 and laser sensor 21, be convenient for overhaul whole detection device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lithium battery diaphragm pore detection device which is characterized in that: comprises a detection main body (1) and an operation case (2), wherein a motor (3) is arranged below the operation case (2), a display screen (4) is arranged on the operation case (2), a control button (5) is arranged below the display screen (4), a base (6) is arranged at the lowest end of the operation case (2), a first chute (7) is arranged at the upper end of the detection main body (1), a first sliding block (8) is arranged inside the first chute (7), a first fixed plate (9) is arranged in the detection main body (1), a detector (10) is arranged below the first fixed plate (9), a second chute (11) is arranged at one side of the detection main body (1), a second sliding block (12) is arranged in the second chute (11), and a second fixed plate (13) is arranged at one side of the detection main body (1), one side of the second fixing plate (13) is provided with a limiting block (14), an air blower (15) is arranged below the detection main body (1), and an air collecting groove (16) is arranged above the air blower (15).

2. The lithium battery separator pore detection device of claim 1, characterized in that: one side of wind-collecting groove (16) is provided with annular fixture block (17), be provided with dead lever (18) in detector (10), one side of dead lever (18) is provided with connecting block (19), be provided with baroceptor (20) in detector (10), baroceptor (20) inside is provided with laser sensor (21), one side of stopper (14) is provided with splint (22), one side of splint (22) is provided with bearing (23), the top of splint (22) is provided with sponge layer (24), one side of sponge layer (24) is provided with spring (25), one side of spring (25) is provided with cushion (26).

3. The lithium battery separator pore detection device of claim 1, characterized in that: the first sliding groove (7) is matched with the first sliding block (8) in size, and the first sliding block (8) is movably connected with the detector (10) through a first fixing plate (9).

4. The lithium battery separator pore detection device of claim 1, characterized in that: the size of the second sliding chute (11) is matched with that of the second sliding block (12), and the second sliding block (12) is movably connected with the limiting block (14) through a second fixing plate (13).

5. The lithium battery separator pore detection device of claim 1, characterized in that: the second sliding grooves (11) are arranged on two sides of the detection main body (1), and the size of the limiting blocks (14) is matched with the second fixing plate (13).

6. The lithium battery separator pore detection device according to claim 1 or 2, characterized in that: the opening diameter of the air collecting groove (16) is larger than that of the air blower (15), and the air collecting groove (16) is movably connected with the air blower (15) through an annular clamping block (17).

7. The lithium battery separator pore detection device of claim 2, characterized in that: the size of the air pressure sensor (20) is larger than that of the laser sensor (21), and the air pressure sensor (20) is movably connected with the laser sensor (21) through a connecting block (19).

8. The lithium battery separator pore detection device of claim 2, characterized in that: the bearing (23) is arranged on two sides of the clamping plate (22), and the bearing (23), the spring (25) and the soft pad (26) are respectively provided with two.