CN216449342U - Experimental device for be used for lithium battery case inspection - Google Patents
Experimental device for be used for lithium battery case inspection Download PDFInfo
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- CN216449342U CN216449342U CN202123048117.1U CN202123048117U CN216449342U CN 216449342 U CN216449342 U CN 216449342U CN 202123048117 U CN202123048117 U CN 202123048117U CN 216449342 U CN216449342 U CN 216449342U
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- lithium battery
- battery shell
- experimental
- experimental box
- inflation
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 81
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000007689 inspection Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 11
- 230000008859 change Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 11
- 230000006872 improvement Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses an experimental device for lithium battery shell inspection, which comprises an experimental box and a placing table. Has the beneficial effects that: the utility model adopts the inflation groove, the inflation pump, the air cylinder and the hydraulic cylinder, when the lithium battery shell is inspected, the lithium battery shell is inflated by the inflation pump, after the air gauge has a certain reading, the inflation pump is closed, the reading change of the air gauge is observed, if the reading of the air gauge changes rapidly or the air gauge does not react when the inflation pump inflates, the lithium battery shell has poor sealing performance and air leakage phenomenon, meanwhile, a worker can continuously apply pressure to the lithium battery shell by the pump station until the lithium battery shell is cracked, and the maximum pressure value during cracking is recorded, so that the maximum pressure resistance of the lithium battery shell can be detected, thereby completing the inspection of the sealing performance and the pressure resistance in one device, improving the use convenience, simultaneously, saving the trouble of installing a clamp, simplifying the structure and further improving the use convenience.
Description
Technical Field
The utility model relates to the technical field of lithium battery shell detection, in particular to an experimental device for lithium battery shell detection.
Background
Lithium batteries refer to batteries containing lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system, and can be roughly classified into two types: lithium metal batteries, which are generally non-rechargeable and contain lithium in a metallic state, and lithium ion batteries, which do not contain lithium in a metallic state and are rechargeable.
Traditional lithium cell need install in the shell, the shell generally adopts the plastics material, need carry out multinomial inspection before dispatching from the factory, including leakproofness and crushing resistance inspection, traditional leakproofness and crushing resistance inspection need go on in the equipment of difference, it is comparatively troublesome, and simultaneously, when carrying out the crushing resistance inspection, still need the mounting fixture to fix lithium cell housing, the operation is troublesome, can further make the improvement, and simultaneously, the lithium cell can generate heat at in-process in-use, traditional equipment can't simulate the lithium cell and generate heat, lead to lithium cell housing to detect majority and go on under normal atmospheric temperature, it is accurate reliable inadequately, also can further make the improvement.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the experimental device for the lithium battery shell inspection, which has the advantages of convenience, accuracy and multiple functions, and further solves the problems in the background art.
(II) technical scheme
In order to realize the advantages of convenient, accurate and multifunctional use, the utility model adopts the following specific technical scheme:
an experimental device for lithium battery shell inspection comprises an experimental box and a placing table, wherein the placing table is fixedly arranged in the experimental box, a hydraulic cylinder is fixedly arranged on the top surface of the experimental box through a mounting frame, and a piston rod of the hydraulic cylinder penetrates through the experimental box and is connected with a pressing plate, the surface of one side of the experimental box is fixedly provided with a cylinder through an installation tube, and the piston rod of the cylinder penetrates through the experimental box and is fixedly connected with an inflation groove, and the outer wall of the opening of the air charging groove is stuck with a rubber pad, the surface of the air charging groove is connected with an air charging pipe in a penetrating way, the inflation tube penetrates through the experiment box and is connected with the experiment box in a sliding way, an inflation pump is fixedly arranged on one side of the experiment box, the air outlet end of the inflation pump is communicated and connected with the inflation tube through a hose, and the surface of the inflation tube is connected with an air gauge in a through manner, a pump station is fixedly arranged on the other side of the experiment box, and the pump station is connected with the hydraulic cylinder through a connecting tube.
Furthermore, the inner wall of the experiment box is fixedly provided with a ceramic heating plate, and the ceramic heating plate is provided with a plurality of blocks.
Furthermore, the vertical surface of the experiment box is hinged with a glass door, and the surface of the glass door is provided with a door handle.
Furthermore, a controller is fixedly mounted on the surface of one side of the experimental box above the mounting cylinder, and the output end of the controller is electrically connected with the inflator pump and the input end of the cylinder.
Furthermore, the hose is a metal braided tube and is connected with the inflation tube through a flange.
Further, the pump station is manual structure, and the manometer is installed to the pump station.
Further, the pressing plate is a circular metal plate.
(III) advantageous effects
Compared with the prior art, the utility model provides an experimental device for lithium battery shell inspection, which has the following beneficial effects:
(1) the utility model adopts the inflation groove, the inflation pump, the air cylinder and the hydraulic cylinder, when the lithium battery shell is inspected, the lithium battery shell can be placed on the top surface of the placing table, the positive and negative mounting holes of the lithium battery shell are aligned with the inflation groove, the hydraulic cylinder is extended through the pump station, the pressing plate is pushed to press the lithium battery shell, then, the air cylinder can be started to extend, the inflation groove is pushed to move until the rubber pad is tightly pressed against the lithium battery shell, the lithium battery shell can be inflated through the inflation pump, after a certain reading of the air pressure gauge is inflated, the inflation pump is closed, the reading change of the air pressure gauge is observed, if the reading of the air pressure gauge is not changed or the change range is very small, the sealing performance of the lithium battery shell is good, if the reading of the air pressure gauge is changed rapidly or the air pressure gauge does not react during the inflation of the inflation pump, the air leakage phenomenon is generated, and simultaneously, the staff can also continue to exert pressure for lithium cell casing through the pump station, and until lithium cell casing is cracked, the biggest pressure value when noting cracked can detect out the biggest compressive resistance of lithium cell casing to accomplish leakproofness and compressive capacity inspection in a equipment, improved the convenience of using, simultaneously, saved mounting fixture's trouble, simplified the structure, further improved the convenience of using.
(2) According to the utility model, the ceramic heating plate is adopted, so that a worker can synchronously start the ceramic heating plate when checking the sealing performance and the pressure resistance of the lithium battery shell, heat the lithium battery shell by heating the air in the experiment box, observe the pressure resistance and the sealing performance of the lithium battery shell at different temperatures, simulate the heating of the lithium battery through the ceramic heating plate, and are more practical in fitting, the accuracy of data is improved, and thus the device has richer use functions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an experimental device for lithium battery case inspection according to the present invention;
FIG. 2 is a front view of an experimental device for lithium battery case inspection according to the present invention;
fig. 3 is a schematic structural view of the aeration tank according to the present invention.
In the figure:
1. an experimental box; 2. an inflation groove; 3. a placing table; 4. an inflator pump; 5. an inflation tube; 6. an air pressure gauge; 7. a hose; 8. a cylinder; 9. mounting the cylinder; 10. a controller; 11. a mounting frame; 12. a hydraulic cylinder; 13. a ceramic heating plate; 14. pressing a plate; 15. a pump station; 16. a glass door; 17. and (7) a rubber pad.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to an embodiment of the utility model, an experimental device for lithium battery shell inspection is provided.
Referring to the drawings and the detailed description, the utility model is further described, as shown in fig. 1-3, an experimental device for lithium battery shell inspection according to an embodiment of the utility model comprises a laboratory box 1 and a placing table 3, the placing table 3 is fixedly installed inside the laboratory box 1, a hydraulic cylinder 12 is fixedly installed on the top surface of the laboratory box 1 through a mounting frame 11, a piston rod of the hydraulic cylinder 12 penetrates through the laboratory box 1 and is connected with a pressing plate 14, an air cylinder 8 is fixedly installed on one side surface of the laboratory box 1 through a mounting tube 9, a piston rod of the air cylinder 8 penetrates through the laboratory box 1 and is fixedly connected with an air charging slot 2, a rubber pad 17 is adhered to the outer wall of an opening of the air charging slot 2 to play a sealing role, an air charging tube 5 penetrates through the surface of the air charging slot 2, the air charging tube 5 penetrates through the laboratory box 1 and is slidably connected with the laboratory box 1, an air charging pump 4 is fixedly installed on one side of the laboratory box 1, the air outlet end of the inflator pump 4 is communicated with the inflation tube 5 through a hose 7, the surface of the inflation tube 5 is communicated with an air gauge 6, so that pressure change can be observed conveniently, a pump station 15 is fixedly installed on the other side of the experiment box 1, the pump station 15 is connected with a hydraulic cylinder 12 through a connecting tube, the common structure is adopted, when the lithium battery shell is inspected, the lithium battery shell can be placed on the top surface of the placing table 3, the positive and negative mounting holes of the lithium battery shell are aligned with the inflation groove 2, the hydraulic cylinder 12 is extended through the pump station 15, the pressing plate 14 is pushed to press the lithium battery shell, then, the cylinder 8 can be started to extend, the inflation groove 2 is pushed to move until the rubber pad 17 abuts against the lithium battery shell, the interior of the lithium battery shell can be inflated through the inflator pump 4, after the air gauge 6 has a certain reading, the inflator pump 4 is closed, the reading change of the air gauge 6 is observed, and if the reading of the air gauge 6 does not change, or the change amplitude is very small, it indicates that the lithium battery shell is good in sealing performance, if the reading of the air gauge 6 changes rapidly or the air gauge 6 does not react when the inflator pump 4 inflates air, it indicates that the lithium battery shell is not good in sealing performance, an air leakage phenomenon occurs, meanwhile, the worker can continue to apply pressure to the lithium battery shell through the pump station 15 until the lithium battery shell is cracked, the maximum pressure value during cracking is recorded, and the maximum pressure resistance of the lithium battery shell can be detected, so that the sealing performance and the pressure resistance can be detected in one device, the use convenience is improved, meanwhile, the trouble of installing a clamp is omitted, the structure is simplified, and the use convenience is further improved.
In an embodiment, 1 inner wall fixed mounting of experimental box has ceramic heating plate 13, and ceramic heating plate 13 is provided with the polylith, be convenient for quick even intensification, the staff can be when inspection lithium cell casing leakproofness and compressive capacity start ceramic heating plate 13 in step, heat for lithium cell casing through heating experimental box 1 inside air, observe lithium cell casing's resistance to compression and leakproofness under the different temperatures, generate heat through ceramic heating plate 13 simulation lithium cell, it is actual to laminate more, the accuracy of data has been improved, thereby make this device service function abundanter.
In one embodiment, the front vertical surface of the experiment box 1 is hinged with a glass door 16, and the surface of the glass door 16 is provided with a door handle, so that the experiment box 1 can be conveniently closed and the heat loss can be reduced.
In one embodiment, a controller 10 is fixedly installed on one side surface of the experiment box 1 above the installation barrel 9, and the output end of the controller 10 is electrically connected with the input ends of the inflator 4 and the cylinder 8, meanwhile, the output end of the controller 10 is also electrically connected with the input end of the ceramic heating plate 13, and the controller 10 is integrated with a temperature control module for facilitating temperature control, which is a common mechanism and is not shown in the figure.
In one embodiment, the hose 7 is made of a metal braided tube, and the hose 7 is in flange connection with the inflation tube 5, so that the pressure resistance is high.
In one embodiment, the pump station 15 is a manual structure, and the pump station 15 is provided with a pressure gauge for observing the pressure.
In one embodiment, the platen 14 is a circular metal plate that is not easily deformed and is a conventional structure.
The working principle is as follows:
when the lithium battery shell is inspected, the lithium battery shell can be placed on the top surface of the placing table 3, the positive and negative mounting holes of the lithium battery shell are aligned with the inflation groove 2, the hydraulic cylinder 12 is extended through the pump station 15, the pressing plate 14 is pushed to press the lithium battery shell, then, the cylinder 8 can be started to extend, the inflation groove 2 is pushed to move to the rubber pad 17 to tightly abut against the lithium battery shell, the lithium battery shell can be inflated through the inflation pump 4, after the air gauge 6 has a certain reading, the inflation pump 4 is closed, the reading change of the air gauge 6 is observed, if the reading of the air gauge 6 does not change or the change amplitude is very small, the sealing performance of the lithium battery shell is good, if the reading of the air gauge 6 changes rapidly or the air gauge 6 does not react when the inflation pump 4 is inflated, the sealing performance of the lithium battery shell is poor, the air leakage phenomenon occurs, meanwhile, a worker can continue to apply pressure to the lithium battery shell through the pump station 15, until lithium battery case is cracked, the biggest pressure value when noting cracked, can detect out the biggest compressive resistance of lithium battery case, thereby accomplish leakproofness and compressive capacity inspection in an equipment, the convenience of use has been improved, and simultaneously, the trouble of sectional fixture has been saved, the structure is simplified, the convenience of use has further been improved, and simultaneously, the staff can be when inspection lithium battery case leakproofness and compressive capacity synchronous start ceramic heating board 13, be the lithium battery case heating through heating experimental box 1 inside air, observe lithium battery case's resistance to compression and leakproofness under the different temperatures, generate heat through ceramic heating board 13 simulation lithium cell, the reality of laminating more, the accuracy of data has been improved, thereby make this device service function abundanter.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides an experimental apparatus for be used for lithium cell shell inspection, its characterized in that, including experimental box (1) and put platform (3), the inside fixed mounting of experimental box (1) has put platform (3), and experimental box (1) top surface has pneumatic cylinder (12) through mounting bracket (11) fixed mounting to the piston rod of pneumatic cylinder (12) runs through experimental box (1) and is connected with clamp plate (14), experimental box (1) one side surface has cylinder (8) through installation section of thick bamboo (9) fixed mounting, and the piston rod of cylinder (8) runs through experimental box (1) fixed connection has inflation groove (2), and inflation groove (2) opening outer wall pastes rubber pad (17), inflation groove (2) surface through connection has gas tube (5), and inflation tube (5) run through experimental box (1) and with experimental box (1) sliding connection, experimental box (1) one side fixed mounting has inflator pump (4), and the end of giving vent to anger of pump (4) is through connection with gas tube (5) through hose (7) to gas tube (5) surface through connection has air gauge (6), experimental box (1) opposite side fixed mounting has pump station (15), and pump station (15) are connected with pneumatic cylinder (12) through the connecting pipe.
2. The experimental device for lithium battery shell inspection according to claim 1, wherein a ceramic heating plate (13) is fixedly installed on the inner wall of the experimental box (1), and the ceramic heating plate (13) is provided with a plurality of blocks.
3. The experimental device for lithium battery shell inspection according to claim 1, wherein the right vertical surface of the experimental box (1) is hinged with a glass door (16), and the surface of the glass door (16) is provided with a door handle.
4. The experimental device for lithium battery shell inspection according to claim 1, wherein a controller (10) is fixedly installed on one side surface of the experimental box (1) above the installation barrel (9), and an output end of the controller (10) is electrically connected with the input ends of the inflator pump (4) and the air cylinder (8).
5. The experimental device for lithium battery shell inspection according to claim 1, wherein the hose (7) is a metal braided tube, and the hose (7) is connected with the gas filling tube (5) in a flange manner.
6. The experimental device for lithium battery shell inspection according to claim 1, wherein the pump station (15) is of a manual structure, and a pressure gauge is installed on the pump station (15).
7. The experimental device for lithium battery case inspection as claimed in claim 1, wherein the pressing plate (14) is a circular metal plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123048117.1U CN216449342U (en) | 2021-12-07 | 2021-12-07 | Experimental device for be used for lithium battery case inspection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123048117.1U CN216449342U (en) | 2021-12-07 | 2021-12-07 | Experimental device for be used for lithium battery case inspection |
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CN216449342U true CN216449342U (en) | 2022-05-06 |
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CN202123048117.1U Active CN216449342U (en) | 2021-12-07 | 2021-12-07 | Experimental device for be used for lithium battery case inspection |
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CN (1) | CN216449342U (en) |
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2021
- 2021-12-07 CN CN202123048117.1U patent/CN216449342U/en active Active
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Effective date of registration: 20230508 Address after: 410000 No. 1288, Purui West Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Hairong New Materials Co.,Ltd. Address before: 113000 plot 102, Pacific Industrial City, Shenfu new area, Fushun City, Liaoning Province Patentee before: Liaoning Hairong New Material Co.,Ltd. |