CN215375704U

CN215375704U - Bad electric core electric property detection equipment of lithium cell

Info

Publication number: CN215375704U
Application number: CN202120578637.4U
Authority: CN
Inventors: 李孝旻
Original assignee: Beidian Este Jiangsu Technology Co ltd
Current assignee: Beidian Este Jiangsu Technology Co ltd
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-12-31
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a device for detecting the electrical property of a bad battery core of a lithium battery, relates to the technical field of lithium battery detection, and aims to solve the problems that the detection efficiency of the existing device for detecting the electrical property of the bad battery core of the lithium battery is low and the production efficiency is influenced. The utility model discloses a pneumatic control device, including mounting panel, upper portion support, drive lead screw and upper portion support, the externally mounted of drive lead screw has the removal mount table, the removal mount table passes through ball screw nut pair with the drive lead screw and is connected, the lower part support is installed to the lower extreme of removal mount table, the internally mounted of lower part support has control cylinder, the movable plate is installed to control cylinder's lower extreme, the installation insulation board is installed to the lower extreme of movable plate, the installation spring is all installed at both ends around the terminal surface under the installation insulation board, installation spring and installation insulation board fixed connection.

Description

Bad electric core electric property detection equipment of lithium cell

Technical Field

The utility model relates to the technical field of lithium battery detection, in particular to a device for detecting the electrical property of a bad battery core of a lithium battery.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries.

However, the conventional poor electrical core electrical property detection equipment for the lithium battery has low detection efficiency and affects the production efficiency; therefore, the existing requirements are not met, and the lithium battery poor electric core electrical property detection equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for detecting the bad electric core of a lithium battery, which is used for solving the problems that the detection efficiency of the device for detecting the bad electric core of the lithium battery in the background technology is low and the production efficiency is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the electric property detection equipment for the bad electric core of the lithium battery comprises a mounting plate, wherein an upper support is mounted at the upper end of the mounting plate, a driving screw rod is mounted at the upper end inside the upper support, the driving screw rod is connected with the upper support through a bearing, a movable mounting table is mounted outside the driving screw rod, the movable mounting table is connected with the driving screw rod through a ball screw nut pair, a lower support is mounted at the lower end of the movable mounting table, a control cylinder is mounted inside the lower support, a movable plate is mounted at the lower end of the control cylinder, a mounting insulation plate is mounted at the lower end of the movable plate, mounting springs are mounted at the front end and the rear end of the lower end surface of the mounting insulation plate, the mounting springs are fixedly connected with the mounting insulation plate, a contact wheel is mounted at the lower end of the mounting springs, and the contact wheel is fixedly connected with the mounting springs, and an electric power testing instrument is installed on one side of the lower end of the lower support and is connected with the installation spring through a lead.

Preferably, the device comprises a mounting plate, an upper support is mounted at the upper end of the mounting plate, a driving screw rod is mounted at the upper end inside the upper support, the driving screw rod is connected with the upper support through a bearing, a movable mounting table is mounted outside the driving screw rod, the movable mounting table is connected with the driving screw rod through a ball screw nut pair, a lower support is mounted at the lower end of the movable mounting table, a control cylinder is mounted inside the lower support, a movable plate is mounted at the lower end of the control cylinder, an installation insulation plate is mounted at the lower end of the movable plate, installation springs are mounted at the front end and the rear end of the lower end face of the installation insulation plate, the installation springs are fixedly connected with the installation insulation plate, contact wheels are mounted at the lower end of the installation springs, the contact wheels are fixedly connected with the installation springs, and an electric power testing instrument is mounted at one side of the lower support, the electric power test instrument is connected with the mounting spring through a lead.

Preferably, the lower extreme of mounting panel installs the supporting leg, supporting leg and mounting panel fixed connection.

Preferably, a driving motor is installed on one side of the upper support and is connected with the driving screw rod through a coupling.

Preferably, the upper end in the upper portion support is provided with a limiting guide rail, the limiting guide rail is fixedly connected with the upper portion support, and the limiting guide rail is connected with the movable mounting table through a clamping groove.

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

1. the installation spring can avoid the material from generating larger collision with the contact wheel, prevent the material from being damaged, ensure the normal contact between the contact wheel and the material, increase the practicability of the device, ensure the integrity of the function of the device and limit the material at the same time by installing the material insulation board;

2. the utility model can increase the stability of the device, prevent the device from inclining and increase the use practicability of the device by installing the supporting legs, and the movable installation platform can be limited by installing the limiting guide rails so that the movable installation platform can only transversely move, thereby avoiding the swinging of the movable installation platform in the moving process and increasing the stability of the movable installation platform.

Drawings

Fig. 1 is a schematic structural diagram of an electrical property detection apparatus for a defective cell of a lithium battery according to the present invention;

FIG. 2 is a top view of the material insulating plate and the fixing clip plate of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure: 1. mounting a plate; 2. supporting legs; 3. an upper bracket; 4. detecting a plate; 5. a drive motor; 6. driving the screw rod; 7. limiting a guide rail; 8. moving the mounting table; 9. a lower bracket; 10. controlling the cylinder; 11. moving the plate; 12. installing an insulating plate; 13. installing a spring; 14. a contact wheel; 15. a material insulating plate; 16. fixing the clamping plate; 17. an electric power test instrument.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: an electrical property detection device for a bad battery core of a lithium battery comprises a mounting plate 1, an upper support 3 is mounted at the upper end of the mounting plate 1, a driving screw 6 is mounted at the upper end inside the upper support 3, the driving screw 6 is connected with the upper support 3 through a bearing, a movable mounting table 8 is mounted outside the driving screw 6, the movable mounting table 8 is connected with the driving screw 6 through a ball screw nut pair, a lower support 9 is mounted at the lower end of the movable mounting table 8, a control cylinder 10 is mounted inside the lower support 9, a movable plate 11 is mounted at the lower end of the control cylinder 10, a mounting insulation plate 12 is mounted at the lower end of the movable plate 11, mounting springs 13 are mounted at the front end and the rear end of the lower end face of the mounting insulation plate 12, the mounting springs 13 can avoid the material from colliding with a contact wheel 14 greatly, prevent the material from being damaged, and ensure that the contact wheel 14 can be in normal contact with the material, increase the practicality of device, installation spring 13 and installation insulation board 12 fixed connection, contact wheel 14 is installed to the lower extreme of installation spring 13, installation contact wheel 14 makes it under drive lead screw 6's effect, can carry out short-term test to the material, increase detection efficiency, avoid influencing production efficiency, increase the result of use of device, contact wheel 14 and installation spring 13 fixed connection, electric power test instrument 17 is installed to one side of lower part support 9 lower extreme, electric power test instrument 17 passes through the wire with installation spring 13 and is connected.

Further, pick-up plate 4 is installed to the lower extreme of upper portion support 3, and material insulation board 15 is installed to the upper end of pick-up plate 4, and fixed cardboard 16 is installed to the upper end of material insulation board 15, and fixed cardboard 16 passes through the draw-in groove with material insulation board 15 to be connected, and installation material insulation board 15 can play insulating effect, guarantees the functional complete of device, carries on spacingly to the material simultaneously.

Further, supporting leg 2 is installed to the lower extreme of mounting panel 1, and supporting leg 2 and mounting panel 1 fixed connection, installation supporting leg 2 can increase the stability of device, prevents that the device from inclining, increases the use practicality of device.

Further, a driving motor 5 is installed on one side of the upper support 3, the driving motor 5 is connected with a driving screw rod 6 through a coupler, and the driving motor 5 is installed to drive the driving screw rod 6 to rotate so as to control the movable installation table 8 to move.

Further, limit guide 7 is installed to the inside upper end of upper portion support 3, and limit guide 7 and upper portion support 3 fixed connection, and limit guide 7 passes through the draw-in groove with mobile installation platform 8 and is connected, and installation limit guide 7 can carry on spacingly to mobile installation platform 8, makes it can only carry out lateral shifting, avoids it to take place to rock at the removal in-process, increases its stability.

The working principle is as follows: when the device is used, a worker places materials inside the material insulation board 15, the material is fixed by the fixing clamping board 16 to prevent the materials from shaking, then the driving motor 5 is started to drive the driving screw rod 6 to rotate, the contact wheel 14 is moved to the upper end of the materials, then the cylinder 10 is controlled to extend to lower the contact wheel 14, then the driving motor 5 drives the contact wheel 14 to move, the contact wheel 14 is contacted with the materials, when the contact wheels 14 at the front end and the rear end of the lower end face of the insulation board 12 are contacted with the materials, a closed passage is formed among the contact wheel 14, the mounting spring 13, the electric testing instrument 17 and a lead, the electric testing instrument 17 carries out electric testing on the materials, the device carries out one-by-one testing on the materials inside the material insulation board 15 along with the movement of the contact wheel 14, the detection efficiency is greatly improved, the mounting spring 13 of the device can avoid the materials from generating larger collision with the contact wheel 14, prevent that the material from producing the damage, guarantee simultaneously that contact wheel 14 and material can normally contact, increase the practicality of device, installation spring 13 can avoid the material to produce great collision with contact wheel 14, prevent that the material from producing the damage, guarantee simultaneously that contact wheel 14 and material can normally contact, increase the practicality of device, installation material insulation board 15 can play insulating effect, guarantee the functional complete of device, spacing to the material simultaneously, installation supporting leg 2 can increase the stability of device, prevent the device slope, increase the use practicality of device, installation limit guide 7 can carry on spacingly to removing mount table 8, make it can only carry out lateral shifting, avoid it to take place to rock at the removal in-process, increase its stability.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bad electric core electrical property check out test set of lithium cell, includes mounting panel (1), its characterized in that: the upper portion support (3) is installed to the upper end of mounting panel (1), drive lead screw (6) is installed to the inside upper end of upper portion support (3), drive lead screw (6) passes through the bearing with upper portion support (3) and is connected, the externally mounted of drive lead screw (6) has removal mount table (8), remove mount table (8) and drive lead screw (6) and pass through ball screw nut pair and be connected, lower part support (9) is installed to the lower extreme of removal mount table (8), the internally mounted of lower part support (9) has control cylinder (10), movable plate (11) is installed to the lower extreme of control cylinder (10), installation insulation board (12) is installed to the lower extreme of movable plate (11), installation spring (13) are all installed at the front and back both ends of terminal surface under installation insulation board (12), installation spring (13) and installation insulation board (12) fixed connection, contact wheel (14) are installed to the lower extreme of installation spring (13), contact wheel (14) and installation spring (13) fixed connection, electric power test instrument (17) are installed to one side of lower part support (9) lower extreme, electric power test instrument (17) pass through the wire with installation spring (13) and are connected.

2. The lithium battery bad cell electrical property detection equipment of claim 1, characterized in that: the detection plate (4) is installed at the lower end of the upper support (3), the material insulation plate (15) is installed at the upper end of the detection plate (4), the fixed clamping plate (16) is installed at the upper end of the material insulation plate (15), and the fixed clamping plate (16) is connected with the material insulation plate (15) through a clamping groove.

3. The lithium battery bad cell electrical property detection equipment of claim 1, characterized in that: supporting legs (2) are installed to the lower extreme of mounting panel (1), supporting legs (2) and mounting panel (1) fixed connection.

4. The lithium battery bad cell electrical property detection equipment of claim 1, characterized in that: and a driving motor (5) is installed on one side of the upper support (3), and the driving motor (5) is connected with the driving screw rod (6) through a coupler.

5. The lithium battery bad cell electrical property detection equipment of claim 1, characterized in that: limiting guide rails (7) are installed at the upper end inside the upper support (3), the limiting guide rails (7) are fixedly connected with the upper support (3), and the limiting guide rails (7) are connected with the movable mounting table (8) through clamping grooves.