CN218099529U - Lithium cell VOC weeping testing arrangement - Google Patents
Lithium cell VOC weeping testing arrangement Download PDFInfo
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- CN218099529U CN218099529U CN202222428472.XU CN202222428472U CN218099529U CN 218099529 U CN218099529 U CN 218099529U CN 202222428472 U CN202222428472 U CN 202222428472U CN 218099529 U CN218099529 U CN 218099529U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lithium battery VOC leakage testing device, which comprises a storage component and a testing component which are arranged at intervals, wherein the storage component comprises a supporting plate support and a supporting plate driving component; the supporting plate supports comprise two supporting plates; a gap space is formed between the two supporting plate supports; the gap space comprises at least two layers of supporting plate spaces which are arranged at intervals up and down; the supporting plate space is movably provided with a supporting plate; the supporting plate driving part is arranged in the gap space; the test assembly comprises a test bracket, a test cover, a test base, a cover body driving part and a cover body pressure maintaining part; the test bracket is of a multi-layer bracket body structure, and the cover body driving part is arranged at the top of the test bracket; the test cover is connected to the output end of the cover body driving part; the test base is arranged at the lower part of the test bracket; the cover body pressure maintaining component is arranged above the test cover. The utility model discloses realize that the automation of battery is sent into and is taken out, push down through the inclined plane side and realize seal chamber's stability, effectively promote weeping test effect.
Description
Technical Field
The utility model relates to a lithium battery equipment field indicates a lithium cell VOC weeping testing arrangement very much.
Background
The lithium battery is a widely-used power storage generation product in the field of new energy, and is widely applied, and the existing smart phone, the new energy automobile and the like need to be powered by the lithium battery. The VOC detection of the battery is involved in the manufacturing process of the lithium battery, namely the completeness of the appearance of the battery can be judged through the detection of VOC gas components, if damaged leakage occurs, the odor generated after the leakage of the battery is volatilized is detected through a VOC detector, and therefore the leakage condition of the appearance of the battery to be detected can be judged.
The following technical problems need to be solved in the battery leakage VOC testing process: 1. because the battery to be tested or the tested battery needs to be automatically taken and placed, the sealing cavity needs to be designed into an openable structure, and the problem of sealing stability of the sealing cavity needs to be solved; 2. in addition, the problem of automatic feeding and discharging of the battery to be tested and the tested battery needs to be solved in the testing process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, provide one kind and realize the automation of battery and send into and take out through multilayer spatial structure, effectively improve the test productivity, push down through the inclined plane side and realize seal chamber's stability, through carrying out the malleation pressurize to seal chamber in proper order, take out negative pressure, malleation test effectively promote the lithium cell VOC weeping testing arrangement of weeping test effect.
The utility model adopts the following technical scheme: a VOC leakage testing device for a lithium battery comprises a material storage component and a testing component which are arranged at intervals, wherein,
the material storage assembly comprises a supporting plate support and a supporting plate driving part;
the two supporting plate supports are arranged in parallel at intervals and respectively extend in the vertical direction; a gap space is formed between the two supporting plate supports; the gap space comprises at least two layers of supporting plate spaces which are arranged at intervals up and down; the supporting plate is movably arranged in the supporting plate space;
the supporting plate driving part is arranged in the gap space and moves along the horizontal direction and the vertical direction so as to move to the supporting plate spaces at different heights, clamp the supporting plate and drive the supporting plate to slide in the supporting plate spaces;
the test assembly comprises a test bracket, a test cover, a test base, a cover body driving part and a cover body pressure maintaining part;
the test bracket is of a multi-layer bracket body structure, the cover body driving part is arranged at the top of the test bracket, and the output end of the cover body driving part penetrates through the test bracket and is arranged downwards; the test cover is connected to the output end of the cover body driving part and is driven by the cover body driving part to move up and down;
the test base is arranged at the lower part of the test bracket, at least two layers of supporting plate spaces are arranged in the test base along the vertical direction, and the supporting plate spaces are horizontally arranged corresponding to the supporting plate spaces of the storage component; the test cover covers the test base from the outer side to the lower side to form a sealed cavity;
the cover body pressure maintaining component is arranged above the test cover and continuously outputs downward pressure to the test cover so as to maintain the closed state of the seal cavity.
Preferably, a supporting plate sliding groove is formed in the inner side wall of the supporting plate support; the supporting plate sliding grooves comprise at least two, and the at least two supporting plate sliding grooves are arranged on the inner side wall of the supporting plate support at intervals along the vertical direction; a layer of supporting plate space is formed between the supporting plate sliding grooves at the same height on the two supporting plate supports, and the supporting plate is horizontally placed in the supporting plate space and freely slides in the supporting plate sliding grooves of the two supporting plate supports; one side of the supporting plate is provided with an inner groove so as to be clamped.
Preferably, the supporting plate driving assembly comprises a driving linear module, a driving lifting module, a clamping plate cylinder and a clamping jaw, wherein the driving linear module is horizontally arranged; the driving lifting module is arranged at the output end of the driving linear module, and a clamping plate cylinder is arranged at the output end of the driving lifting module, which extends along the vertical direction, and drives the clamping plate cylinder to move up and down; the clamping jaw is connected to the output end of the clamping plate cylinder, the clamping plate cylinder drives the clamping jaw to clamp or loosen the supporting plate, and meanwhile the linear module is driven to horizontally drive the clamped clamping plate to move back and forth between the storage assembly and the testing assembly so as to feed or draw the supporting plate out.
Preferably, the test support comprises three layers of support plates which are arranged at intervals in an up-down horizontal mode, the support plates are connected through at least two support columns which are vertically arranged on the periphery to form an integral structure, and the support plates on the middle layer can move in a lifting mode in the vertical direction along the support columns.
Preferably, the cover body driving part comprises two driving cylinders, the two driving cylinders are arranged on the supporting plate at the top layer of the test support, and the output end of the driving cylinders penetrates through the supporting plate at the top layer to be connected to the supporting plate at the middle layer so as to drive the supporting plate at the middle layer to move up and down; the test cover is connected to the support plate of the middle layer and moves up and down along with the support plate.
Preferably, the test base comprises a horizontally arranged test bearing seat, a sealing ring and a support plate, wherein the test bearing seat is horizontally arranged on a support plate at the bottom layer of the test support, an upwards convex rectangular frame body is arranged on the test bearing seat, and the sealing ring is embedded in the rectangular frame body and is upwards convex.
Preferably, the support plate comprises two support plates, the two support plates are arranged in the test bearing seat at intervals in parallel, are positioned on the inner side of the sealing ring and are respectively arranged corresponding to the support seats of the support plate, at least two support plate sliding grooves are arranged on the inner side of the support plates at intervals along the vertical direction, a support plate space is formed between the support plate sliding grooves at different heights, and the support plate can freely slide in the support plate space; when the test cover moves downwards, the bottom surface of the test cover is tightly attached to the rectangular frame body, and the sealing ring is pressed downwards, so that a closed test space is formed between the test bearing seat and the test cover and is sealed through the sealing ring.
Preferably, the cover body pressure maintaining component comprises a sealing sliding plate, a sealing sliding rail, a sealing cylinder, a sealing movable block, a sealing fixed block and a proximity switch, wherein the sealing sliding rail is arranged at the bottom of the supporting plate at the top layer of the test support along the direction perpendicular to the sliding chute of the supporting plate; the sealing sliding plate is connected to the sealing sliding rail and freely slides along the horizontal direction of the sealing sliding plate, and the strip-shaped clearance groove is formed in the sealing sliding plate, so that the driving cylinder vertically penetrates downwards, and the sealing sliding plate is prevented from colliding with the driving cylinder through the clearance groove during horizontal sliding.
Preferably, the sealing cylinders comprise at least two sealing cylinders, the sealing cylinders are horizontally arranged along the direction of the sealing slide rail and are fixed on the supporting plate at the top layer, and the output ends of the sealing cylinders are connected with the sealing slide plate so as to drive the sealing slide plate to horizontally move.
Preferably, the sealing movable blocks are arranged on two sides of the sealing sliding plate, and the bottom of the sealing movable blocks is an inclined plane; the sealing fixed block is arranged at the top of the test cover, and the top surface of the sealing fixed block is an inclined plane with the same inclination direction as that of the sealing movable block; when sealed cylinder drive sealed slide horizontal migration, sealed slide drives sealed movable block on it and progressively pastes tightly towards sealed fixed block, converts horizontal power into including vertical decurrent pressure through the inclined plane to push down the test cover, so that guarantee sealed space's sealing stability.
The beneficial effects of the utility model reside in that:
the utility model discloses defect and not enough independent research and development to prior art exist have designed one kind and have realized sending into and taking out through the automation of multilayer spatial structure realization battery, effectively improve the test productivity, push down the stability that realizes seal chamber through the inclined plane side, through carrying out malleation pressurize, take out negative pressure, malleation test in proper order to seal chamber and effectively promote the lithium cell VOC weeping testing arrangement of weeping test effect.
The utility model comprises a storage component and a test component, wherein, the storage component and the test component are both provided with a supporting plate space arranged at intervals along the vertical direction, and a supporting plate for bearing a battery during testing is driven by a driving part of the storage space to horizontally move between the storage component and the test component so as to pull the tested supporting plate out of the test component and take out the tested battery; meanwhile, after the pulled-out supporting plate is loaded with the battery to be tested, the driving part pushes the battery to be tested into the testing assembly, and the driving part moves up and down along the vertical direction, so that the supporting plate in the supporting plate space can be pushed and pulled layer by layer.
The utility model discloses a accredited testing organization passes through test cover and test base and forms seal chamber, seal both junctions through the sealing washer, and simultaneously, in test cover top, it is close to the sealed fixed block that sets up in test cover top to drive sealed slide through sealed cylinder, make the slope inclined plane of both junctions progressively agree with an organic whole, in this process, with the power conversion of horizontal direction to the down force of vertical direction to test cover through the slope inclined plane, realized through above mechanism that test cover continuously compresses tightly test base, so that guarantee the sealed stability of seal chamber.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is a third schematic view of the three-dimensional structure of the present invention.
Fig. 4 is a schematic view of a three-dimensional structure after the component is hidden in the present invention.
Fig. 5 is a second schematic perspective view of the present invention with hidden components.
Fig. 6 is one of the schematic three-dimensional structures of the testing base of the present invention.
Fig. 7 is a second schematic perspective view of the testing base of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in fig. 1 to 7, the technical solution adopted in this embodiment is as follows: a VOC leakage testing device of a lithium battery comprises a material storage component 7 and a testing component 8 which are arranged at intervals, wherein,
the storage assembly 7 comprises a pallet support 71 and a pallet driving part;
the two supporting plate supports 71 are arranged in parallel at intervals and respectively extend along the vertical direction; a clearance space is formed between the two pallet supports 71; the gap space comprises at least two layers of supporting plate spaces which are arranged at intervals up and down; the supporting plate is movably arranged in the supporting plate space;
the supporting plate driving part is arranged in the gap space and moves along the horizontal direction and the vertical direction so as to move to the supporting plate spaces at different heights, clamp the supporting plate and drive the supporting plate to slide in the supporting plate spaces;
the test assembly 8 comprises a test bracket 81, a test cover, a test base, a cover body driving part and a cover body pressure maintaining part;
the test support 81 is of a multi-layer support structure, the cover driving part is arranged at the top of the test support 81, and the output end of the cover driving part penetrates through the test support 81 and is arranged downwards; the test cover is connected to the output end of the cover body driving part and is driven by the cover body driving part to move up and down;
the test base is arranged at the lower part of the test bracket 81, at least two layers of supporting plate spaces are arranged in the test base along the vertical direction, and the supporting plate spaces are horizontally arranged corresponding to the supporting plate spaces of the storage component 7; the test cover covers the test base from the outer side to the lower side to form a sealed cavity;
the cover body pressure maintaining component is arranged above the test cover and continuously outputs downward pressure to the test cover so as to maintain the closed state of the seal cavity.
As shown in fig. 1 to 3, for the utility model discloses a schematic structure diagram, accredited testing organization include along the storage component 7 and the test component 8 that perpendicular to material direction of transportation set up, and storage component 7 and test component 8 include that the level corresponds the at least two-layer board space that sets up.
As shown in fig. 4 to 7, in the testing mechanism of the present invention, a supporting plate chute is disposed on the inner sidewall of the supporting plate support 71; the supporting plate sliding grooves comprise at least two sliding grooves which are arranged on the inner side wall of the supporting plate support 71 at intervals along the vertical direction; a layer of supporting plate space is formed between the supporting plate sliding grooves at the same height on the two supporting plate supports 71, and the supporting plate 85 is horizontally placed in the supporting plate space and freely slides in the supporting plate sliding grooves of the two supporting plate supports 71; the pallet 85 is provided with an inner groove 86 on one side thereof so as to be gripped.
The supporting plate driving component of the storage component 7 comprises a driving linear module 72, a driving lifting module 73, a clamping plate air cylinder 74 and a clamping jaw 75, wherein the driving linear module 72 is horizontally arranged; the driving lifting module 73 is arranged at the output end of the driving linear module 72, and a clamping plate cylinder 74 is arranged at the output end extending along the vertical direction and drives the clamping plate cylinder 74 to move up and down; the gripper 75 is connected to the output end of the gripper cylinder 74. The gripper cylinder 74 drives the gripper 75 to grip or release the pallet 85, and the linear module 72 drives the gripped gripper horizontally back and forth between the magazine assembly 7 and the test assembly 8 to feed or withdraw the pallet 85.
As shown in the above figures, the testing assembly 8 of the present invention further comprises a testing support 81, the testing support 81 is a three-layer structure design, and comprises three layers of supporting plates arranged horizontally at intervals, and is connected by a plurality of peripheral vertically arranged supporting columns to form an integral structure, and the supporting plate at the middle layer can move up and down along the supporting columns, and is supported and driven to move downward by two driving cylinders 87 arranged at the top layer; the test cap 814 is attached to the support plate in the middle layer and moves up and down with it.
The cover body driving part comprises two driving air cylinders 87, the two driving air cylinders 87 are arranged on the supporting plate at the top layer of the test support 81, and the output end of each driving air cylinder penetrates through the supporting plate at the top layer to be connected to the supporting plate at the middle layer so as to drive the supporting plate at the middle layer to move up and down; the test mask 814 is attached to the support plate in the middle layer and moves up and down with it.
A test base is arranged on the supporting plate of the bottom layer, the test base comprises a test bearing seat 82, a sealing ring 83 and a support plate 84 which are horizontally arranged, wherein the test bearing seat 82 is horizontally arranged on the supporting plate of the bottom layer, a rectangular frame body which protrudes upwards is arranged on the test bearing seat, and the sealing ring 83 is embedded on the rectangular frame body and protrudes upwards; the two support plates 84 are arranged in the test bearing seat 82 in parallel at intervals, are positioned on the inner side of the sealing ring 83 and respectively correspond to the supporting plate support 71, at least two supporting plate sliding grooves are formed in the inner side of the support plate 84 at intervals along the vertical direction, a supporting plate space is formed between the supporting plate sliding grooves at different heights, the supporting plate 85 freely slides in the supporting plate space, and an inner groove 86 is formed in one side of the supporting plate 85 so that the clamping claw 75 can clamp the supporting plate 85; when the test cover 814 moves downward, the bottom surface of the test cover is tightly attached to the rectangular frame, and the sealing ring is pressed downward, so that a sealed test space is formed between the test bearing seat 82 and the test cover 814, and the test bearing seat is sealed by the sealing ring 83.
As shown in fig. 4 to 5, the cover pressure maintaining component of the present invention includes a sealing slide plate 88, a sealing slide rail 89, a sealing cylinder 810, a sealing movable block 811, a sealing fixed block 812 and a proximity switch 813, wherein the sealing slide rail 89 is disposed at the bottom of the supporting plate at the top layer of the testing support 81 along the direction perpendicular to the sliding groove of the supporting plate; the sealing sliding plate 88 is connected to the sealing sliding rail 89 and freely slides along the horizontal direction of the sealing sliding plate, a strip-shaped clearance groove is formed in the sealing sliding plate 88, so that the driving cylinder 87 can vertically penetrate downwards, and the sealing sliding plate 88 is prevented from colliding with the driving cylinder 87 through the clearance groove when sliding horizontally. The sealing cylinder 810 comprises at least two sealing cylinders 810, the sealing cylinders 810 are horizontally arranged along the direction of the sealing slide rail 89, and are fixed on the supporting plate of the top layer, and the output ends of the sealing cylinders are connected with the sealing slide plate 88 so as to drive the sealing slide plate 88 to horizontally move. The sealing movable blocks 811 are arranged at both sides of the sealing sliding plate 88, and the bottom thereof is an inclined plane; the sealing fixed block 812 is arranged at the top of the test cover 814, and the top surface of the sealing fixed block 812 is an inclined plane with the same inclination direction as that of the sealing movable block 811; when the sealing cylinder 810 drives the sealing sliding plate 88 to move horizontally, the sealing sliding plate 88 drives the sealing movable block 811 on the sealing sliding plate to gradually cling to the sealing fixed block 812, and the horizontal power is converted into a vertical downward pressure through the inclined slope, so that the test cover 814 is pressed downwards, and the sealing stability of the sealed space is ensured.
Further, the whole process steps of the utility model include:
s1, taking and placing a supporting plate: the driving component of the material storage assembly horizontally pulls out the tested clamped material in the testing assembly into a supporting plate space of the material storage assembly so that the battery can be conveniently taken and placed by the moving mechanism; pushing the supporting plate filled with the battery to be detected into a supporting plate space of the testing assembly through the supporting plate driving part;
s2, sealing the cavity: after the multi-layer supporting plate space of the testing assembly is fully loaded with the supporting plates in the step S1, a testing cover of the testing assembly moves downwards to press a testing base tightly, and a sealed cavity is formed;
s3, pressure maintaining: step S2, after the cavity is sealed, a gas generating device connected with the test cover rushes gas into the sealed cavity, and the pressure is maintained for 3-5 seconds;
s4, negative pressure pumping: after the pressure maintaining is finished in the step 3, the gas generating device performs negative pressure pumping on the sealed cavity;
s5, positive pressure test: and S4, after the negative pressure pumping is finished, the gas generating device is inflated into the sealed cavity again to maintain the positive pressure in the sealed cavity, so that the gas in the sealed cavity can enter the testing mechanism to carry out the VOC test.
The embodiments of the present invention are only for describing the specific embodiments thereof, and are not intended to limit the scope of the protection thereof. The present invention is not limited to the above embodiments, but can be modified in various ways without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a lithium cell VOC weeping testing arrangement which characterized in that: comprises a material storage component (7) and a testing component (8) which are arranged at intervals, wherein,
the storage assembly (7) comprises a supporting plate support seat (71) and a supporting plate driving component;
the two supporting plate supports (71) are arranged in parallel at intervals and respectively extend along the vertical direction; a gap space is formed between the two supporting plate supports (71); the gap space comprises at least two layers of supporting plate spaces which are arranged at intervals up and down; the supporting plate is movably arranged in the supporting plate space;
the supporting plate driving part is arranged in the gap space and moves along the horizontal direction and the vertical direction so as to move to supporting plate spaces at different heights, clamp the supporting plate and drive the supporting plate to slide in the supporting plate spaces;
the testing component (8) comprises a testing support (81), a testing cover, a testing base, a cover body driving part and a cover body pressure maintaining part;
the test support (81) is of a multi-layer support body structure, the cover body driving part is arranged at the top of the test support (81), and the output end of the cover body driving part penetrates through the test support (81) and is arranged downwards; the test cover is connected to the output end of the cover body driving part and is driven by the cover body driving part to move up and down;
the test base is arranged at the lower part of the test bracket (81), at least two layers of supporting plate spaces are arranged in the test base along the vertical direction, and the supporting plate spaces are horizontally arranged corresponding to the supporting plate spaces of the storage component (7); the test cover covers the test base from the outer side to the lower side to form a sealed cavity;
the cover body pressure maintaining component is arranged above the test cover and continuously outputs downward pressure to the test cover so as to maintain the closed state of the seal cavity.
2. The device for testing VOC (volatile organic compound) leakage of the lithium battery of claim 1, which is characterized in that: a supporting plate sliding groove is formed in the inner side wall of the supporting plate support (71); the supporting plate sliding grooves comprise at least two, and the at least two supporting plate sliding grooves are arranged on the inner side wall of the supporting plate support (71) at intervals along the vertical direction; a layer of supporting plate space is formed between the supporting plate sliding grooves at the same height on the two supporting plate supports (71), and the supporting plate (85) is horizontally placed in the supporting plate space and freely slides in the supporting plate sliding grooves of the two supporting plate supports (71); one side of the supporting plate (85) is provided with an inner groove (86) so as to be clamped.
3. The device for testing VOC (volatile organic compound) leakage of the lithium battery of claim 1, wherein: the supporting plate driving assembly comprises a driving linear module (72), a driving lifting module (73), a clamping plate air cylinder (74) and a clamping jaw (75), wherein the driving linear module (72) is horizontally arranged; the driving lifting module (73) is arranged at the output end of the driving linear module (72), and a clamping plate cylinder (74) is arranged at the output end of the driving lifting module, which extends along the vertical direction, and drives the clamping plate cylinder (74) to move up and down; the clamping jaws (75) are connected to the output end of the clamping plate air cylinder (74), the clamping plate air cylinder (74) drives the clamping jaws (75) to clamp or loosen the supporting plate (85), and meanwhile the linear module (72) is driven to horizontally drive the clamped clamping plate to move back and forth between the storage assembly (7) and the testing assembly (8) so as to feed or extract the supporting plate (85).
4. The device for testing VOC (volatile organic compound) leakage of the lithium battery of claim 1, wherein: the test support (81) comprises three layers of support plates which are arranged at intervals horizontally up and down, the support plates are connected through at least two peripheral vertically arranged support columns to form an integral structure, and the support plates in the middle layers can move up and down along the support columns in the vertical direction.
5. The device for testing VOC (volatile organic compound) leakage of the lithium battery of claim 4, which is characterized in that: the cover body driving part comprises two driving cylinders (87), the two driving cylinders (87) are arranged on the supporting plate at the top layer of the test support (81), and the output end of the driving cylinders penetrates through the supporting plate at the top layer to be connected to the supporting plate at the middle layer so as to drive the supporting plate at the middle layer to move up and down; the test cover (814) is connected to the support plate of the middle layer and moves up and down along with the support plate.
6. The device for testing VOC (volatile organic compound) leakage of the lithium battery of claim 4, which is characterized in that: the testing base comprises a horizontally arranged testing bearing seat (82), a sealing ring (83) and a supporting plate (84), wherein the testing bearing seat (82) is horizontally arranged on a supporting plate of a bottom layer of a testing support (81), an upward convex rectangular frame body is arranged on the testing bearing seat, and the sealing ring (83) is embedded in the rectangular frame body and is upward convex.
7. The device for testing VOC leakage of a lithium battery according to claim 6, wherein: the two support plates (84) are arranged in the test bearing seat (82) in parallel at intervals, are positioned on the inner side of the sealing ring (83), and are respectively arranged corresponding to the support plate support (71), at least two support plate sliding grooves are arranged on the inner side of the support plates (84) at intervals along the vertical direction, a support plate space is formed between the support plate sliding grooves at different heights, and the support plate (85) freely slides in the support plate space; when the test cover (814) moves downwards, the bottom surface of the test cover is tightly attached to the rectangular frame body, and the sealing ring is pressed downwards, so that a closed test space is formed between the test bearing seat (82) and the test cover (814), and the test bearing seat is sealed through the sealing ring (83).
8. The device for testing VOC leakage of a lithium battery according to claim 4, wherein: the cover body pressure maintaining component comprises a sealing sliding plate (88), a sealing sliding rail (89), a sealing cylinder (810), a sealing movable block (811), a sealing fixed block (812) and a proximity switch (813), wherein the sealing sliding rail (89) is arranged at the bottom of a supporting plate at the top layer of the testing support (81) along the direction perpendicular to the sliding groove of the supporting plate; the sealing sliding plate (88) is connected to the sealing sliding rail (89) and freely slides along the horizontal direction of the sealing sliding plate, a strip-shaped clearance groove is formed in the sealing sliding plate (88), so that the driving cylinder (87) vertically penetrates downwards, and the sealing sliding plate (88) is prevented from colliding with the driving cylinder (87) through the clearance groove during horizontal sliding.
9. The device for testing VOC leakage of a lithium battery according to claim 8, wherein: the sealing cylinders (810) comprise at least two sealing cylinders, the sealing cylinders (810) are horizontally arranged along the direction of the sealing slide rail (89), and are fixed on the supporting plate of the top layer, and the output ends of the sealing cylinders are connected with the sealing slide plate (88) so as to drive the sealing slide plate (88) to horizontally move.
10. The device for testing VOC leakage of a lithium battery of claim 9, wherein: the sealing movable blocks (811) are arranged on two sides of the sealing sliding plate (88), and the bottom of each sealing movable block is an inclined plane; the sealing fixed block (812) is arranged at the top of the testing cover (814), and the top surface of the sealing fixed block (812) is an inclined plane with the same inclination direction as that of the sealing movable block (811); when the sealing air cylinder (810) drives the sealing sliding plate (88) to move horizontally, the sealing sliding plate (88) drives the sealing movable block (811) on the sealing sliding plate to gradually cling to the sealing fixed block (812), horizontal power is converted into vertical downward pressure through the inclined plane, and therefore the testing cover (814) is pressed downwards, and sealing stability of a sealing space is guaranteed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222428472.XU CN218099529U (en) | 2022-09-14 | 2022-09-14 | Lithium cell VOC weeping testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222428472.XU CN218099529U (en) | 2022-09-14 | 2022-09-14 | Lithium cell VOC weeping testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218099529U true CN218099529U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222428472.XU Active CN218099529U (en) | 2022-09-14 | 2022-09-14 | Lithium cell VOC weeping testing arrangement |
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| Country | Link |
|---|---|
| CN (1) | CN218099529U (en) |
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2022
- 2022-09-14 CN CN202222428472.XU patent/CN218099529U/en active Active
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