CN209878965U - Multi-functional detection device for standard environment of soft package lithium battery - Google Patents
Multi-functional detection device for standard environment of soft package lithium battery Download PDFInfo
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- CN209878965U CN209878965U CN201822212980.8U CN201822212980U CN209878965U CN 209878965 U CN209878965 U CN 209878965U CN 201822212980 U CN201822212980 U CN 201822212980U CN 209878965 U CN209878965 U CN 209878965U
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Abstract
The utility model discloses a many functional detection of soft packet of lithium cell standardized environment device, including the test box, the industrial computer, and be located the frame in the test box, the base guide rail, the clamping jaw, cantilever, the calibrator, the probe, revolving cylinder, the lift cylinder, the one end and the frame of base guide rail are fixed, the calibrator is installed on the base guide rail and can be followed its removal, the clamping jaw is located base guide rail top and installs in the frame through revolving cylinder, the clamping jaw centre gripping is awaited measuring soft packet of lithium cell and is driven its rotation, make its thickness be in the measurement space of calibrator, cantilever passes through the lift cylinder and installs in the frame, the probe is installed on cantilever, even go into the vacuum pump on the test box, the heater, the fan. The utility model provides a settable detection environment according to different detection items, and can reach a unified detection environment for the same detection item to form a standardized detection environment; multiple detection functions such as thickness, short circuit and the like can be realized on the same detection device, and the detection efficiency is improved.
Description
Technical Field
The utility model relates to a soft packet of lithium ion battery detection device.
Background
The new energy automobile is increasingly popularized, power batteries of the new energy automobile on the market at present mainly adopt lithium ion batteries, soft-package lithium batteries are an important classification of the lithium ion batteries, and quality evaluation of finished soft-package lithium batteries is particularly important, but the soft-package lithium batteries at present have the problems of single evaluation means, poor evaluation environment control and the like and need to be solved.
The battery thickness of soft packet of lithium cell is the key physical properties of battery, if the inside moisture control of electricity core is not up to standard, can lead to gaseous production, causes the battery swell, and detects under normal environment and exist and can't differentiate inside whether have gaseous hidden danger.
The soft-package lithium battery mostly uses the aluminum-plastic film as a battery shell, and the manufacturing process mostly adopts a laminated type, so that the soft-package lithium battery has the hidden troubles of shell short circuit and internal micro short circuit.
Therefore, for the detection of soft package lithium batteries with the same specification and batch quantity, it is very important to design a soft package lithium battery detection device which can provide a standardized environment (temperature and internal air pressure) and the same detection method so as to quickly detect the physical performance (thickness) and the chemical performance (short circuit detection and voltage internal resistance detection) of the soft package lithium batteries.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: to the problem, the utility model aims at providing a can the short-term test soft packet of lithium cell physical properties, the detection device of chemical properties under the same testing environment, detection method.
The technical scheme is as follows: the utility model provides a many functional detection of standard environment of soft packet of lithium cell, includes test box, industrial computer, and is located frame, base guide rail, clamping jaw, cantilever support, thickness gauge, probe, revolving cylinder, lift cylinder in the test box, the one end of base guide rail with the frame is fixed, the thickness gauge is installed on the base guide rail and can follow its removal, the clamping jaw is located base guide rail top is passed through revolving cylinder installs in the frame, the clamping jaw centre gripping is awaited measuring soft packet of lithium cell and is driven its rotation, makes its thickness be in the measurement space of thickness gauge, cantilever support passes through lift cylinder installs in the frame, the probe is installed on the cantilever support, vacuum pump, heater, fan are gone into to the test box.
Furthermore, the cantilever support comprises a cross rod and a longitudinal rod, the cross rod is connected with the longitudinal rod through a sliding block A, and the probe is installed on the cross rod and/or the longitudinal rod through a sliding block B, so that the probe can move in a two-axis plane.
Further, temperature sensor is installed to the clamping jaw in centre gripping department, can detect the ambient temperature in the test box and the temperature of the soft packet of lithium cell that awaits measuring.
Further, the thickness gauge is a laser thickness gauge.
Furthermore, the industrial personal computer is controlled to operate through a PLC.
Has the advantages that: compared with the prior art, the utility model has the advantages that: according to different detection items, a settable detection environment is provided, and a uniform detection environment can be achieved for the same detection item, so that a standardized detection environment is formed; multiple detection functions such as thickness detection, short circuit detection and the like can be realized on the same detection device; each soft-package lithium battery to be detected can complete detection items at the same station, and the detection efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention, and arrows in the figure indicate a rotation direction and a moving direction.
Detailed Description
The invention will be further elucidated with reference to the drawings and specific embodiments, which are intended to illustrate the invention and are not intended to limit the scope of the invention.
The utility model provides a many functional detection of soft packet of lithium cell standardized environment device, as shown in figure 1, includes frame 1, base guide rail 2, test box 3, clamping jaw 4, cantilever 5, calibrator 6, probe 7, revolving cylinder 8, lift cylinder 9, industrial computer.
The base guide rail 2 is horizontally laid, and one end of the base guide rail is fixed with the frame 1. The thickness gauge 6 is a laser thickness gauge, is mounted on the base guide rail 2 and can move along the same, and an opening 61 at the upper part of the thickness gauge 6 is a measuring space.
The soft package lithium battery 10 that awaits measuring centre gripping is in clamping jaw 4, wholly is located base guide rail 2 top, and clamping jaw 4 passes through revolving cylinder 8 to be installed in frame 1, and revolving cylinder 8 drive clamping jaw 4 is rotatory to it is rotatory to drive the soft package lithium battery 10 that awaits measuring, makes it can be in violently flat, the position appearance of erectting.
Cantilever 5 installs in frame 1 through lift cylinder 9, lift cylinder 9 drive cantilever 5 is for test box 3 up-and-down motion, cantilever 5 includes horizontal pole 51 and vertical pole 52, horizontal pole 51 is fixed with frame 1, be connected through slider A53 between vertical pole 52 and the horizontal pole 51, make vertical pole 52 can follow horizontal pole 51 and remove, probe 7 passes through slider B54 and installs on horizontal pole 51 and/or vertical pole 52, visible cantilever 5 itself and with lift cylinder 9's cooperation, the removal of probe 7 in triaxial space has been realized, thereby reach the required detection position on the soft packet of lithium cell that awaits measuring, carry out the short circuit detection to the soft packet of lithium cell that awaits measuring.
Frame 1, base guide rail 2, clamping jaw 4, cantilever 5, calibrator 6, probe 7, revolving cylinder 8, the whole that lift cylinder 9 constitutes is arranged in test box 3, the industrial computer is located the test box 3 outsidely, test box 3 is airtight box, it opens the door so that put into to take out the soft packet of lithium cell that awaits measuring on it, even go into the vacuum pump on the test box 3, a heater, fan etc. the accessible these environmental pressure of adjusting the test box, the temperature, the vacuum degree, change the testing environment, obtain balanced standardized testing environment.
The clamping jaw 4 is provided with a temperature sensor at the clamping position of the soft package lithium battery 10 to be tested, and the temperature sensor can detect the environment temperature in the test box and the temperature of the soft package lithium battery to be tested.
This device passes through the industrial computer control operation, adopts PLC control, including the automatic control testing process, controls the standardized testing environment in the test box, controls the motion of clamping jaw, cantilever support, calibrator, revolving cylinder, lift cylinder etc. record analysis detection data, etc..
When the soft-package lithium battery to be detected is in a horizontal pose, the lifting cylinder, the sliding block A and the sliding block B are controlled through the industrial personal computer, so that the probe reaches a required detection position on the soft-package lithium battery to be detected, and short circuit detection is performed on the soft-package lithium battery to be detected. When the soft package lithium cell that awaits measuring is in erectting the position appearance, the calibrator removes, makes the thickness direction of the soft package lithium cell that awaits measuring be in the opening of calibrator, carries out thickness detection to the soft package lithium cell that awaits measuring through laser to through calibrator round trip movement detectable generation thickness curve.
The device has the advantages that:
1. the test box provides a closed detection space and a variable and uniform detection environment. The outer layer of the soft package lithium battery is coated by an aluminum-plastic film, the aluminum-plastic film is softer than a common metal shell material, if gas is reserved in the battery, the battery is easy to bulge, and thickness detection needs to be carried out under the extreme vacuum condition for detecting air residue; the soft package lithium battery has high-temperature extreme working conditions in the daily operation process, and the thickness change of the battery in a high-temperature state needs to be simulated.
2. Multiple detection functions such as thickness detection, short circuit detection and the like can be realized on the same detection device.
3. The probe for detecting the short circuit can be matched with the lifting cylinder through the cantilever support, and the XYZ triaxial position of the probe can be adjusted according to the size of the soft package lithium battery to be detected.
4. The detection pose can be kept fixed through clamping of the clamping jaw, short circuit detection and thickness detection are completed on the same station, and detection efficiency is improved.
Claims (5)
1. The utility model provides a many functional detection device of soft packet of standardized environment of lithium cell which characterized in that: comprises a test box (3), an industrial personal computer, and a frame (1), a base guide rail (2), a clamping jaw (4), a cantilever support (5), a thickness gauge (6), a probe (7), a rotary cylinder (8) and a lifting cylinder (9) which are positioned in the test box (3), wherein one end of the base guide rail (2) is fixed with the frame (1), the thickness gauge (6) is installed on the base guide rail (2) and can move along the base guide rail, the clamping jaw (4) is positioned above the base guide rail (2) and is installed on the frame (1) through the rotary cylinder (8), the clamping jaw (4) clamps a soft package lithium battery to be tested and drives the soft package lithium battery to rotate, so that the thickness of the soft package lithium battery is in the measurement space of the thickness gauge (6), the cantilever support (5) is installed on the frame (1) through the lifting cylinder (9), and the probe (7) is installed on the cantilever support (5), and a vacuum pump, a heater and a fan are connected to the test box (3).
2. The multifunctional detection device for the standardized environment of the soft-package lithium battery according to claim 1 is characterized in that: the cantilever support (5) comprises a cross rod (51) and a longitudinal rod (52), the cross rod (51) is connected with the longitudinal rod (52) through a sliding block A (53), and the probe (7) is installed on the cross rod (51) and/or the longitudinal rod (52) through a sliding block B (54).
3. The multifunctional detection device for the standardized environment of the soft-package lithium battery according to claim 1 is characterized in that: and a temperature sensor is arranged at the clamping position of the clamping jaw (4).
4. The multifunctional detection device for the standardized environment of the soft-package lithium battery according to claim 1 is characterized in that: the thickness gauge (6) is a laser thickness gauge.
5. The multifunctional detection device for the standardized environment of the soft-package lithium battery according to claim 1 is characterized in that: the industrial personal computer is controlled to operate by the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212980.8U CN209878965U (en) | 2018-12-26 | 2018-12-26 | Multi-functional detection device for standard environment of soft package lithium battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822212980.8U CN209878965U (en) | 2018-12-26 | 2018-12-26 | Multi-functional detection device for standard environment of soft package lithium battery |
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| CN209878965U true CN209878965U (en) | 2019-12-31 |
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| CN201822212980.8U Active CN209878965U (en) | 2018-12-26 | 2018-12-26 | Multi-functional detection device for standard environment of soft package lithium battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113238156A (en) * | 2021-07-12 | 2021-08-10 | 江西睿达新能源科技有限公司南昌分公司 | Testing device for detecting residual electric quantity in waste lithium battery pack |
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2018
- 2018-12-26 CN CN201822212980.8U patent/CN209878965U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113238156A (en) * | 2021-07-12 | 2021-08-10 | 江西睿达新能源科技有限公司南昌分公司 | Testing device for detecting residual electric quantity in waste lithium battery pack |
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Address after: 2 Dagang Dashan Road, Zhenjiang New District, Zhenjiang City, Jiangsu Province Patentee after: Lixin (Jiangsu) Energy Technology Co.,Ltd. Address before: No.2, Dagang Dashan Road, New District, Zhenjiang City, Jiangsu Province Patentee before: ETRUST POWER Group Ltd. |