CN111224056A - Lithium battery wiping device - Google Patents
Lithium battery wiping device Download PDFInfo
- Publication number
- CN111224056A CN111224056A CN201911010057.9A CN201911010057A CN111224056A CN 111224056 A CN111224056 A CN 111224056A CN 201911010057 A CN201911010057 A CN 201911010057A CN 111224056 A CN111224056 A CN 111224056A
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- CN
- China
- Prior art keywords
- battery
- cylinder
- dispensing valve
- wiping
- mounting plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/691—Arrangements or processes for draining liquids from casings; Cleaning battery or cell casings
-
- 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
Abstract
The invention discloses a lithium battery wiping device, comprising: the battery conveying unit is used for conveying the battery to be wiped; the liquid spraying unit is used for spraying liquid to the batteries conveyed by the battery conveying unit so as to dissolve the electrolyte crystallized on the batteries; the cleaning unit is used for carrying out secondary liquid spraying dissolution on the crystallized electrolyte on the battery and then cleaning; and a wiping unit for wiping the cleaned battery. The above-mentioned scheme that this application provided, simple structure carries out the hydrojet through the battery that the hydrojet unit carried the battery conveying unit to dissolve the crystallized electrolyte on the battery, further recycle the cleaning unit and carry out the secondary hydrojet to the crystallized electrolyte on the battery and dissolve, thereby make the battery annotate liquid hole and lap surperficial electrolyte and dissolve completely, and then can effectively improve follow-up washing, the wiping of annotating liquid hole and apron to the battery.
Description
Technical Field
The invention relates to the technical field of lithium battery manufacturing, in particular to a lithium battery wiping device.
Background
At present, in the battery production process, electrolyte needs to be quantitatively injected into a battery, after electrolyte injection, residual electrolyte is still left on the surface of the battery and around an electrolyte injection port, meanwhile, partial electrolyte is also extracted when a glue plug station vacuumizes the battery, and the residual electrolyte on the surfaces of an electrolyte injection hole and a cover plate of the battery is not completely removed.
Among current battery wiping arrangement, like a square lithium cell notes liquid hole wiping arrangement of application number 201821002913.7, it is mainly through in the battery notes liquid hole recess that seals the gluey nail of dripping DMC on the battery conveyer belt through the drip nozzle, DMC dissolves the crystallized electrolyte in the recess, then clean the foreign matter near filling liquid hole of battery and through clean wiping cloth on the wiping mechanism, however the device structure is complicated, wind-up dish and unwinding dish occupation space are big, drip DMC liquid at the wiping station simultaneously, the time is too short, the battery notes liquid hole and apron surface electrolyte that has crystallized can not completely dissolve, thereby lead to can not completely clean the remaining electrolyte on battery notes liquid hole and the apron surface.
Disclosure of Invention
In order to solve the problems, the invention provides a lithium battery wiping device which is simplified in design and can effectively improve the wiping effect.
The invention provides a lithium battery wiping device, comprising: the battery conveying unit is used for conveying the battery to be wiped; the liquid spraying unit is used for spraying liquid to the batteries conveyed by the battery conveying unit so as to dissolve the electrolyte crystallized on the batteries; the cleaning unit is used for carrying out secondary liquid spraying dissolution on the electrolyte crystallized on the battery and then cleaning; and the wiping unit is used for wiping the cleaned battery.
Further, the liquid spraying unit comprises a dispensing valve mounting plate, a first dispensing valve and a first support frame; first dispensing valve detachable fixed mounting be in on the dispensing valve mounting panel, dispensing valve mounting panel fixed mounting be in on the first support frame.
Furthermore, the first support frame comprises a first connecting rod, a connecting piece, a second connecting rod and a dispensing valve mounting seat; the dispensing valve mounting plate is fixedly connected with the first connecting rod, the first connecting rod is connected with the second connecting rod through the connecting piece, and the dispensing valve mounting seats are vertically mounted at the two ends of the second connecting rod respectively.
Furthermore, a through hole is formed in the connecting piece, and the second connecting rod penetrates through the through hole to be rotatably connected with the connecting piece, so that the connecting piece can slide left and right on the second connecting rod.
Furthermore, the cleaning unit comprises a dust hood, a hose joint, a hose, a second support frame, a first air cylinder, a second glue dispensing valve, an air blowing pipe and a filter dust collector; the dust hood is arranged on the second support frame, a hose connector is connected to the dust hood in a threaded manner, and the hose connector is connected with the filter dust collector through a hose; the first air cylinder is installed on the second supporting frame, and the lower end of the first air cylinder is connected with the second glue dispensing valve and the air blowing pipe respectively, so that the upper position and the lower position of the second glue dispensing valve and the upper position and the lower position of the air blowing pipe can be conveniently adjusted.
Furthermore, the cleaning unit also comprises a first linear guide rail, a cleaning installation seat, a floating joint, a sliding block connecting plate and a dispensing valve connecting plate; the cleaning installation seat is fixedly installed on the second support frame, the first air cylinder is installed on the cleaning installation seat, and a first linear guide rail is arranged on the cleaning installation seat along the movement direction of the first air cylinder; the sliding block connecting plate is in sliding connection with the first linear guide rail through a sliding block; the first cylinder is connected with the sliding block connecting plate through the floating joint; the dust hood is fixedly installed on the sliding block connecting plate, the dispensing valve connecting plate is fixedly installed on the dust hood, and the second dispensing valve and the air blowing pipe are both fixedly installed on the dispensing valve connecting plate.
Further, the wiping unit comprises a brush cleaning head, a motor, a second air cylinder and a third supporting frame; the second cylinder is fixedly installed on the third supporting frame, a piston rod on the second cylinder is connected with the motor, and an output shaft of the motor is connected with the brush cleaning head.
Furthermore, the wiping unit further comprises a driving head, a rotating head, a coupler, a slide rail mounting plate, a motor base, a second linear guide rail, a cylinder base plate, a cylinder joint and a second cylinder mounting plate; the second cylinder mounting plate is fixedly mounted on the third support frame, the second cylinder is mounted on the second cylinder mounting plate through the cylinder base plate, and a second linear guide rail is arranged on the second cylinder mounting plate along the movement direction of the second cylinder; the slide rail mounting plate is connected with the second linear guide rail in a sliding mode through a sliding block, and a piston rod on the second air cylinder is connected with the slide rail mounting plate through an air cylinder connector; the motor passes through the motor cabinet is installed on the slide rail mounting panel, the output shaft of motor loops through shaft coupling, rotating head, drive head with the brush cleaning head is connected.
Further, the wiping unit further comprises a limiting plate, and the limiting plate is mounted on the second cylinder mounting plate to limit the distance that the slide rail mounting plate moves on the second cylinder mounting plate.
Further, the battery conveying unit comprises a conveying belt and a mechanical arm, wherein the mechanical arm is arranged on the conveying belt and used for fixing the batteries conveyed on the conveying belt.
The application provides a lithium cell wiping arrangement, simple structure carries out the hydrojet through the battery that the hydrojet unit carried the battery conveying unit to dissolve the crystallized electrolyte on the battery, further recycle the cleaning unit and carry out the secondary hydrojet to the crystallized electrolyte on the battery and dissolve, thereby make the battery annotate liquid hole and lap surperficial electrolyte and dissolve completely, and then can effectively improve follow-up washing, the wiping of annotating liquid hole and apron to the battery.
Drawings
Fig. 1 is a schematic structural diagram of a lithium battery wiping apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of the delivery unit of FIG. 1;
FIG. 3 is a schematic view of the liquid spray unit of FIG. 1;
FIG. 4 is a schematic view of the cleaning unit of FIG. 1;
FIG. 5 is a schematic view of the cleaning unit of FIG. 4;
FIG. 6 is a schematic view of the cleaning unit of FIG. 4;
FIG. 7 is a schematic view of the wiping unit of FIG. 1;
fig. 8 is a schematic flow chart of the wiping device in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
The lithium battery wiping device is more used for wiping the liquid injection hole and the cover plate of the lithium battery. The embodiment of the present application specifically describes the lithium battery wiping apparatus, which is shown in fig. 1 to 8, and comprises a battery conveying unit 100, a liquid spraying unit 200, a cleaning unit 300, and a wiping unit 400, wherein the battery conveying unit 100 is used for conveying the battery 7 to be wiped, and the liquid spraying unit 200 is used for spraying liquid to the battery 7 conveyed by the battery conveying unit 100 to dissolve the crystallized electrolyte on the battery; the cleaning unit 300 is used to perform secondary spray dissolution of the electrolyte crystallized on the battery 7 and then perform cleaning, and the wiping unit 400 is used to wipe the cleaned battery 7.
Specifically, above-mentioned hydrojet unit 200 includes dispensing valve mounting panel 1, first dispensing valve 6 and first support frame, this first support frame includes head rod 2 again, connecting piece 3, second connecting rod 4 and dispensing valve mount pad 5, 6 detachable fixed mounting of first dispensing valve is on dispensing valve mounting panel 1, dispensing valve mounting panel 1 and head rod 2 fixed connection, head rod 2 passes through connecting piece 3 and is connected with second connecting rod 4, dispensing valve mount pad 5 is installed perpendicularly respectively at the both ends of second connecting rod 4.
The cleaning unit 300 comprises a dust hood 8, a hose connector 9, a hose 10, a second support frame, a first linear guide rail 13, a first air cylinder 15, a cleaning installation seat 16, a floating connector 18, a slider connection plate 19, a second dispensing valve 20, a dispensing valve connection plate 21, an air blow pipe 22 and a filter dust collector 24, furthermore, the second support frame comprises a cleaning connection plate 12 and a support plate 23, the two ends of the cleaning connection plate 12 are respectively and vertically provided with the support plate 23, the cleaning installation seat 16 is fixedly arranged on the cleaning connection plate 12, the first air cylinder 15 is arranged on the cleaning installation seat 16, and the cleaning installation seat 16 is provided with the first linear guide rail 13 along the movement direction of the first air cylinder 15; the slide block connecting plate 19 is connected with the first linear guide rail 13 in a sliding way through a slide block; the first air cylinder 15 is connected with a sliding block connecting plate 19 through a floating joint 18; the suction hood 8 is fixedly installed on the slider connecting plate 19, the dispensing valve connecting plate 21 is fixedly installed on the suction hood 8, the second dispensing valve 20 and the blowing pipe 22 are both fixedly installed on the dispensing valve connecting plate 21, meanwhile, the suction hood 8 is in threaded connection with a hose connector 9, and the hose connector 9 is connected with the filter dust collector 24 through a hose 10. This structure is done when the motor 38 is just reversing and is cleaned the suction hood 8 and is stamped on battery notes liquid hole and apron under the effect of first cylinder 15 to can prevent that the DMC liquid on battery notes liquid hole and the apron from splashing all around, after motor 38 is just reversing, second cylinder 41 takes motor 38 to rise the back, and gas blow pipe 22 blows to battery notes liquid hole and apron simultaneously, further provides suction at the filter leaf dust arrester 24 who connects through hose nipple 9, thereby can absorb the liquid on battery notes liquid hole and the apron after cleaning.
The motor 38 is mounted on the slide rail mounting plate 36 through a motor base 37, an output shaft of the motor 38 is connected with a bearing 33 fixed on the second cylinder mounting plate 46 through a coupling 35, and specifically, the bearing 33 is fixed on the second cylinder mounting plate 46 through a bearing seat 32; the brush cleaning head 26 is inserted into the hole of the rotating head 28 and fixed by a jackscrew, a compression spring 50 is firstly placed in the lower end hole of the driving head 27 and then connected with the rotating head 28 through a clamping pin 29 and a shaft clamping spring 51, and the upper end of the driving head 27 is arranged in the bearing 33.
In the structure, the sliding rail mounting plate 36 is driven by the second air cylinder 41 to drive the motor 38 to move up and down, when the second air cylinder 41 is pressed down, the brush cleaning head 26 is pressed on the battery liquid injection hole and the cover plate, when the pressing stroke of the second air cylinder 41 is too large, the brush cleaning head can rebound through the compression spring 50, the surface of the battery cover plate is prevented from being pressed and deformed, and the brush cleaning head 26 is driven by the motor 38 to do positive and negative movement to complete wiping after contacting with the battery liquid injection hole and the surface of the cover plate.
In this application for the convenience adjust the upper and lower left and right sides position of first dispensing valve 6, be provided with the through-hole on connecting piece 3, second connecting rod 4 passes the through-hole and is connected with connecting piece 3 rotation to make connecting piece 3 can slide about on second connecting rod 4. When the connecting piece 3 slides left and right, the connecting piece 3 drives the first connecting rod 2 to move, the first connecting rod 2 drives the dispensing valve mounting plate 1, and the dispensing valve mounting plate 1 drives the first dispensing valve 6 to slide left and right. Meanwhile, as the connecting piece 3 can rotate on the second connecting rod 4, when the connecting piece 3 rotates under the action of the first connecting rod 2, the first dispensing valve 6 can be driven to move up and down, and therefore, the first dispensing valve 6 can be adjusted by 360 degrees left and right or up and down in the structure, so that the first dispensing valve 6 can conveniently drip DMC liquid on battery liquid filling holes and cover plates at different positions.
It should be understood that the connection structure of the connection member and the second connection rod in the embodiment of the present application is only an example, and in other alternatives, other connection structures may be adopted, for example, a bearing is provided on the connection member, and the bearing is sleeved on the second connection rod. The present application does not specifically limit the connection structure of the connection member and the second connection rod.
In addition, to limit the distance that the skid mounting plate 36 slides on the second cylinder mounting plate 46, the present application makes numerous detail modifications to the second cylinder mounting plate 46, as will be described in detail below.
For example, a stop plate 31 is fixedly mounted on the second cylinder mounting plate 46, and the stop plate 31 is positioned below the rail mounting plate 36 to limit the distance the rail mounting plate 36 moves on the second cylinder mounting plate 46.
For another example, a bumper 49 is mounted on the second cylinder mounting plate 46, and the stopper plate 31 is disposed at the bumper 49, thereby facilitating adjustment of the vertical distance between the stopper plate 31 and the rail mounting plate 36.
In some embodiments, the battery transport unit 100 includes a conveyor belt and a robot arm (not shown) disposed on the conveyor belt for fixing the batteries transported on the conveyor belt.
It will be appreciated that the above described battery delivery unit is an example only, and that in other alternatives other configurations may be used to effect delivery of the batteries, for example a sprocket mechanism. The structure of the conveying battery is not particularly limited as long as the above-described conveying structure can achieve the object of the present application.
In some embodiments, to facilitate fixing the battery to be wiped, referring to fig. 6, a pair of third air cylinders 53 are provided on the mounting base plate 48, the pair of third air cylinders 53 are disposed opposite to each other, a pair of battery positioning clips 54 are disposed opposite to each other on the pair of third air cylinders 53, and the pair of third air cylinders 53 are retracted with the battery positioning clips 54 thereon, respectively, so as to clamp the battery.
To prevent the battery from shaking left and right, a positioning plate 52 is further mounted on the third cylinder 53 such that the battery held between the battery positioning clips 54 is positioned between the two positioning plates 52.
The working principle of the invention is as follows: the battery conveyor belt carries the battery 7 with sealed rubber nails and moves to the first dispensing valve 6, after a certain amount of DMC liquid is dripped into the liquid injection hole by the first dispensing valve 6, the battery is conveyed to the next station, the left and right third cylinders 53 of the battery conveyor belt drive the battery positioning clamps 54 to extend out to clamp the battery 7, the first cylinder 15 drives the slider connecting plate 19 to drive the dust hood 8 to descend to cover the battery 7, a certain amount of DMC liquid is dripped by the second dispensing valve 20, the second cylinder 41 drives the slide rail mounting plate 36 to drive the motor 38 to descend to the brush cleaning head 26 to press the liquid injection hole, the motor 38 drives the brush cleaning head 26 to rotate forward and backward, after a certain number of turns, the second cylinder 41 drives the slide rail mounting plate 36 to drive the motor 38 to ascend to the initial position, the gas blowing pipe 22 starts to blow gas, and the hose joint 9 is opened through the filter dust collector 24 connected with the PVC transparent steel wire hose 10, the wiped waste liquid is sucked away, then the first air cylinder 15 drives the sliding block connecting plate 19 to lift the dust hood 8 to the initial position, and the whole wiping action process is finished.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (10)
1. A lithium battery wiping device, comprising:
the battery conveying unit is used for conveying the battery to be wiped;
the liquid spraying unit is used for spraying liquid to the batteries conveyed by the battery conveying unit so as to dissolve the electrolyte crystallized on the batteries;
the cleaning unit is used for carrying out secondary liquid spraying dissolution on the electrolyte crystallized on the battery and then cleaning;
and the wiping unit is used for wiping the cleaned battery.
2. The lithium battery wiping apparatus as claimed in claim 1, wherein the liquid spray unit includes a dispensing valve mounting plate, a first dispensing valve, and a first support frame;
first dispensing valve detachable fixed mounting be in on the dispensing valve mounting panel, dispensing valve mounting panel fixed mounting be in on the first support frame.
3. The lithium battery wiping apparatus as claimed in claim 2, wherein the first support frame comprises a first connecting rod, a connecting member, a second connecting rod, and a dispensing valve mounting seat;
the dispensing valve mounting plate is fixedly connected with the first connecting rod, the first connecting rod is connected with the second connecting rod through the connecting piece, and the dispensing valve mounting seats are vertically mounted at the two ends of the second connecting rod respectively.
4. The lithium battery wiping apparatus as claimed in claim 3, wherein the connecting member is provided with a through hole, and the second connecting bar is rotatably connected to the connecting member through the through hole such that the connecting member can slide left and right on the second connecting bar.
5. The lithium battery wiping apparatus as set forth in claim 1, wherein the cleaning unit includes a suction hood, a hose joint, a hose, a second support frame, a first cylinder, a second dispensing valve, a blow pipe, and a filter dust collector;
the dust hood is arranged on the second support frame, a hose connector is connected to the dust hood in a threaded manner, and the hose connector is connected with the filter dust collector through a hose;
the first air cylinder is installed on the second supporting frame, and the lower end of the first air cylinder is connected with the second glue dispensing valve and the air blowing pipe respectively, so that the upper position and the lower position of the second glue dispensing valve and the upper position and the lower position of the air blowing pipe can be conveniently adjusted.
6. The lithium battery wiping device of claim 5, wherein the cleaning unit further comprises a first linear guide rail, a cleaning mount, a floating joint, a slider connecting plate, and a dispensing valve connecting plate;
the cleaning installation seat is fixedly installed on the second support frame, the first air cylinder is installed on the cleaning installation seat, and a first linear guide rail is arranged on the cleaning installation seat along the movement direction of the first air cylinder; the sliding block connecting plate is in sliding connection with the first linear guide rail through a sliding block; the first cylinder is connected with the sliding block connecting plate through the floating joint; the dust hood is fixedly installed on the sliding block connecting plate, the dispensing valve connecting plate is fixedly installed on the dust hood, and the second dispensing valve and the air blowing pipe are both fixedly installed on the dispensing valve connecting plate.
7. The lithium battery wiping apparatus as set forth in claim 1, wherein the wiping unit includes a brush cleaning head, a motor, a second cylinder, and a third support frame;
the second cylinder is fixedly installed on the third supporting frame, a piston rod on the second cylinder is connected with the motor, and an output shaft of the motor is connected with the brush cleaning head.
8. The lithium battery wiping apparatus of claim 7, wherein the wiping unit further comprises a driving head, a rotating head, a coupling, a slide rail mounting plate, a motor base, a second linear guide rail, a cylinder pad, a cylinder head, and a second cylinder mounting plate;
the second cylinder mounting plate is fixedly mounted on the third support frame, the second cylinder is mounted on the second cylinder mounting plate through the cylinder base plate, and a second linear guide rail is arranged on the second cylinder mounting plate along the movement direction of the second cylinder; the slide rail mounting plate is connected with the second linear guide rail in a sliding mode through a sliding block, and a piston rod on the second air cylinder is connected with the slide rail mounting plate through an air cylinder connector; the motor passes through the motor cabinet is installed on the slide rail mounting panel, the output shaft of motor loops through shaft coupling, rotating head, drive head with the brush cleaning head is connected.
9. The lithium battery wiping apparatus as set forth in claim 8, wherein the wiping unit further comprises a stopper plate mounted on the second cylinder mounting plate to limit a distance that the rail mounting plate moves on the second cylinder mounting plate.
10. The lithium battery wiping apparatus as recited in any one of claims 1 to 9, wherein the battery transport unit includes a conveyor belt and a robot arm provided on the conveyor belt for fixing the batteries transported on the conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911010057.9A CN111224056A (en) | 2019-10-23 | 2019-10-23 | Lithium battery wiping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911010057.9A CN111224056A (en) | 2019-10-23 | 2019-10-23 | Lithium battery wiping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111224056A true CN111224056A (en) | 2020-06-02 |
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ID=70832319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911010057.9A Pending CN111224056A (en) | 2019-10-23 | 2019-10-23 | Lithium battery wiping device |
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| Country | Link |
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| CN (1) | CN111224056A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245261A (en) * | 2021-03-31 | 2021-08-13 | 合肥国轩高科动力能源有限公司 | Lithium battery liquid injection port wiping device |
| CN114713534A (en) * | 2022-06-08 | 2022-07-08 | 深圳市誉辰智能装备股份有限公司 | Battery filling port wiping device |
-
2019
- 2019-10-23 CN CN201911010057.9A patent/CN111224056A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245261A (en) * | 2021-03-31 | 2021-08-13 | 合肥国轩高科动力能源有限公司 | Lithium battery liquid injection port wiping device |
| CN114713534A (en) * | 2022-06-08 | 2022-07-08 | 深圳市誉辰智能装备股份有限公司 | Battery filling port wiping device |
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