CN107834017A - Lithium battery equipressure priming device and its electrolyte filling method - Google Patents
Lithium battery equipressure priming device and its electrolyte filling method Download PDFInfo
- Publication number
- CN107834017A CN107834017A CN201711062711.1A CN201711062711A CN107834017A CN 107834017 A CN107834017 A CN 107834017A CN 201711062711 A CN201711062711 A CN 201711062711A CN 107834017 A CN107834017 A CN 107834017A
- Authority
- CN
- China
- Prior art keywords
- fluid injection
- lithium battery
- liquid
- priming device
- upper fixture
- Prior art date
- 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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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 30
- 230000037452 priming Effects 0.000 title claims abstract description 25
- 239000003792 electrolyte Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 83
- 238000002347 injection Methods 0.000 claims abstract description 83
- 239000012530 fluid Substances 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 3
- 238000000338 in vitro Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 235000012364 Peperomia pellucida Nutrition 0.000 description 1
- 240000007711 Peperomia pellucida Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
Lithium battery equipressure priming device and its electrolyte filling method disclosed by the invention, include the upper fixture mechanism and lower clamp mechanism of mechanism for filling liquid, separate type；The sealing of cavity when vacuumizing seal bar realization to battery liquid-filling is provided with mechanism for filling liquid and is vacuumized；The cup internal pressure air inlet being provided with by mechanism for filling liquid and the cavity external pressure air inlet set in the upper fixture mechanism carry out the isobaric gas replenishment process of exocoel in battery during fluid injection, compared with prior art, have advantages below：On the one hand simple in construction, simple operation is low to operating environment requirements, energy-saving, and equipment cost is low；On the other hand the fluid injection time is effectively reduced, the fluid injection operation of multiple batteries can be carried out simultaneously, fluid injection efficiency is lifted, increase the assimilation effect of inside battery electrolyte, avoid the bulging phenomenon after battery liquid-filling from occurring.
Description
Technical field
The present invention relates to battery lithium battery priming device field, especially a kind of lithium battery equipressure priming device and its fluid injection
Method.
Background technology
During traditional lithium battery fluid injection production, the liquid injection hole of battery case is smaller, can only by the way of artificial needle tubing fluid injection,
Man-to-man fluid injection processing is carried out, fluid injection precision and production efficiency are relatively low, now with the increasingly popularization of automation processing, profit
The research for carrying out fluid injection operation to lithium battery with automation equipment is more and more；Existing priming device cardinal principle is negative pressure
Inverse inhalation type fluid injection, i.e., by battery inside inhale into negative pressure, battery case is connected with electrolyte with pipeline so that battery inside and
Electrolyte forms pressure difference between the spaces, electrolyte is automatically drawn into battery inside using pressure difference, completes automatic fluid injection.
Although this liquid-injection equipment solves human problems, but the electrolyte assimilation effect of inside battery is unsatisfactory after fluid injection, and
It is less efficient, it is also easy to the problem of battery bulging occur.
The electrolyte filling method in a kind of Production Process of Lithium Battery is disclosed in Chinese patent CN104466083A, by lithium electricity
Pond pumping high vacuum is kept for a period of time, is then carried out the nitrogen input of 0.5-0.7MPa at the uniform velocity, is subsequently taken out low vacuum, high pressure again
60s or so is kept, although such a electrolyte filling method is advantageous to the absorption of battery liquid-filling, the operation pair of vacuum high-pressure to a certain degree
The life-span of battery can have adverse effect on, and easily cause battery bulging and the bad situation of cell sealing occurs.
The content of the invention
Goal of the invention：In order to solve the problems of prior art, the invention provides one kind to improve fluid injection efficiency, solution
Certainly after battery liquid-filling bulging problem lithium battery equipressure priming device and its electrolyte filling method.
Technical scheme：To reach above-mentioned purpose, the present invention can adopt the following technical scheme that：Lithium battery equipressure priming device,
Including mechanism for filling liquid, upper fixture mechanism and lower clamp mechanism；The upper fixture mechanism and lower clamp mechanism are detachable structure,
It is parallel in the upper fixture mechanism to be provided with multiple upper cavities, in the lower clamp mechanism it is parallel be provided with it is multiple with the epicoele bodily form
Shape identical lower chamber；The upper fixture mechanism is lock sealing state when being closed with the lower clamp mechanism；
The mechanism for filling liquid is consistent with the quantity of upper and lower cavity and position is corresponding, is respectively fixedly connected with the upper fixture
Mechanism upper surface, the mechanism for filling liquid bottom is embedded, and to be connected to the upper fixture in-house and be provided with the upper cavity
Fluid injection Jiao Zui communicate, battery case position fixture is provided with the lower clamp mechanism；
Be provided with the mechanism for filling liquid be through to the lower chamber vacuumize seal bar；The seal bar that vacuumizes above carries
When, upper cavity is sealed and vacuumized；The mechanism for filling liquid is provided with cup internal pressure air inlet；In the upper fixture mechanism
Portion is provided with the cavity external pressure air inlet connected with the upper cavity.
Two fixtures that the upper fixture mechanism is set with the lower clamp mechanism lock sealing state by both sides step up
Close the fixture sealing ring being provided between button and contact surface and carry out lock sealing；Fully ensure that in lock sealing state, up and down
Sealing between clamp mechanism and between cavity is good.
In some embodiments, the mechanism for filling liquid includes fluid injection cup, liquid injection port and liquid injection port sealing mechanism；It is described
Fluid injection cup includes lid, cup and let slip a remark successively from top to bottom；Embedded be connected in the upper fixture mechanism of leting slip a remark；Institute
State lid and be provided with liquid injection port；The liquid injection port top is provided with liquid injection port sealing mechanism；The seal bar that vacuumizes is arranged in institute
State lid centre, and sequentially pass through the cup, it is described let slip a remark to the fluid injection Jiao Zui on the lower chamber, it is described to vacuumize
Seal bar end is provided with the sealing rubber head being engaged with fluid injection Jiao Zui.
The cup is cylinder, when carrying out fluid injection, has uniform flow velocity.
Described to let slip a remark to bore the pyramidal structure of bottom opening, flow when ensureing fluid injection is controllable.
In order that mechanism for filling liquid it is more firm be fixed on upper fixture mechanism, the mechanism for filling liquid by upper mounted plate with
Bottom plate and four fixed columns positioned at four angles are fixed on upper fixture mechanism upper surface.
It is described vacuumize seal bar for it is multiple when, its upper end is fixed side by side by long strip type fixed plate, is being vacuumized
During operation, can once carry out it is multiple work while vacuumize seal bar, increase operating efficiency, guarantee vacuumizes uniform journey
Degree.
Upper fixture mechanism both sides are provided with the suspension hook grasped for manipulator, controllability when manipulator lifts unlatching or displacement
It is stronger.
In order to further strengthen the stability of manipulator lifting, the suspension hook is four altogether, upper fixture mechanism both sides
It is respectively equipped with two.
The invention also discloses the electrolyte filling method using above-mentioned lithium battery equipressure priming device, comprise the following steps：
(1) operation is above proposed first with vacuumize seal bar, sealing rubber head seals to fluid injection Jiao Zui, alignment lithium electricity
The liquid injection port in pond vacuumizes to battery, and after being extracted into -90-100kpa, liquid injection port sealing mechanism removes, and fluid injection cup returns to normal pressure
State, fluid injection is carried out to fluid injection cup；Fluid injection finishes to be sealed with liquid injection port sealing mechanism；
(2) lifting vacuumizes seal bar, first allows electrolyte automatically toward dirty；Inner chamber is carried out by cup internal pressure air inlet
Nitrogen inputs, and is 75-85kpa to pressure, while transit chamber is pressed into gas port and carries out nitrogen input to exocoel in vitro, is to pressure
95-105kpa, stand 45s；Repeat the nitrogen input circulation of exocoel in 9 times；Complete injection process.
Beneficial effect：Novel lithium battery equipressure priming device and its electrolyte filling method disclosed in this invention, have following excellent
Point：On the one hand simple in construction, simple operation is low to operating environment requirements, energy-saving, and equipment cost is low；On the other hand effectively
The fluid injection time is reduced, the fluid injection operation of multiple batteries can be carried out simultaneously, fluid injection efficiency is lifted, increase the suction of inside battery electrolyte
Produce effects fruit, avoid the bulging phenomenon after battery liquid-filling from occurring.
Brief description of the drawings
Fig. 1 is the rear structure schematic diagram of the lithium battery equipressure priming device of the embodiment of the present invention 1；
Fig. 2 is the front side structure schematic diagram of the lithium battery equipressure priming device of the embodiment of the present invention 1；
Fig. 3 is the right side structural representation of the lithium battery equipressure priming device of the embodiment of the present invention 1.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following embodiments are only
For illustrating the present invention rather than limitation the scope of the present invention, after the present invention has been read, those skilled in the art are to this
The modification of the various equivalent form of values of invention falls within the application appended claims limited range.
Embodiment 1：
Fig. 1-Fig. 3 is referred to, the invention discloses a kind of lithium battery equipressure priming device, including mechanism for filling liquid 1, upper fixture
Mechanism 2 and lower clamp mechanism 3；The upper fixture mechanism 1 and lower clamp mechanism 3 are detachable structure, the upper fixture mechanism 2
Both sides are respectively equipped with two suspension hooks 7 grasped for manipulator, when carrying out clamp mechanism separation up and down or displacement, using manipulator
Lifting to suspension hook 7 realizes that the setting of four suspension hooks 7 is with stronger lifting displacement stability.
It is parallel in the upper fixture mechanism 2 to be provided with 8 upper cavities 21, it is parallel in the lower clamp mechanism 3 to be provided with 8 and institute
State the shape identical lower chamber 31 of upper cavity 21；The upper fixture mechanism 2 is lock sealing when being closed with the lower clamp mechanism 3
State；Two fixtures that the upper fixture mechanism 2 is set with the lock sealing state of lower clamp mechanism 3 by both sides step up to close
The fixture sealing ring 6 being provided between button 5 and contact surface carries out lock sealing；Fully ensure that in lock sealing state, up and down
Sealing between clamp mechanism and between cavity is good；The fixture steps up pass button 5 can be in the enterprising line slip of upper lower clamp
Regulation.
Battery case position fixture 31 is provided with the lower clamp mechanism 3；When upper and lower clamp mechanism separation is opened, pass through manipulator
Battery is transported to be injected in the battery case position fixture 31.
The mechanism for filling liquid 1 is consistent with the quantity of upper and lower cavity and position is corresponding, is 8, by upper mounted plate with
Fixed plate and four fixed columns positioned at four angles are individually fixed in the upper surface of upper fixture mechanism 2.
The mechanism for filling liquid 1 includes fluid injection cup, liquid injection port 14 and liquid injection port sealing mechanism 141；The fluid injection cup is from upper
Under successively include lid 11, cup 12 and let slip a remark 13 and be through to the lower chamber 21 fluid injection glue mouth 22 vacuum-pumping density
Seal bar 15；The cup 12 is cylinder, when carrying out fluid injection, has uniform flow velocity；13 cones for cone bottom opening of leting slip a remark
Shape structure, flow when ensureing fluid injection are controllable.
Described let slip a remark 13 embedded is connected in the upper fixture mechanism 2；The lid 11 is provided with liquid injection port 14；It is described
The top of liquid injection port 14 is provided with liquid injection port sealing mechanism 141；The seal bar 15 that vacuumizes is arranged in the centre of lid 11,
And the cup 12, the fluid injection glue mouth 22 let slip a remark on 13 to the lower chamber 21 are sequentially passed through, it is described to vacuumize seal bar
15 ends are provided with the sealing rubber head 151 being engaged with fluid injection glue mouth 22；It is described when vacuumizing seal bar 15 and above carrying, to upper cavity 21
Sealed and vacuumized.
The upper end of seal bar 15 that vacuumizes is fixed side by side by long strip type fixed plate 152, when carrying out vacuum pumping,
Can once carry out it is multiple work while vacuumize seal bar, increase operating efficiency, guarantee vacuumizes uniformity coefficient.
The mechanism for filling liquid 1 is provided with cup internal pressure air inlet 16；The top of upper fixture mechanism 2 is provided with and the epicoele
Body 21 connect cavity external pressure air inlet 4, for after vacuum pumping liquid injection respectively in fluid injection cup and upper lower clamp cavity
The interior isobaric nitrogen of injection, accelerates electrolyte toward the flowing velocity of inside battery.
The invention also discloses the electrolyte filling method using above-mentioned lithium battery equipressure priming device, comprise the following steps：
(1) lift upper fixture mechanism 2 to four suspension hooks 7 by manipulator first to separate with lower clamp mechanism 3, battery is led to
Cross to be injected in the battery case position fixture 31 that manipulator is transported in lower clamp mechanism 3, battery liquid-filling mouth and 22, fluid injection glue mouth
Alignment is put, by clamp mechanism aligned in position above and below mechanical movement, two fixtures set by both sides step up to close button 5 and connect
The fixture sealing ring 6 being provided between contacting surface carries out lock sealing, is now above carried by vacuumizing seal bar 15, so as to whole
Upper cavity 21 and lower chamber 31 vacuumize to inside battery all in sealing state, after being extracted into -95kpa, vacuumize sealing
Bar 15 pushes, and negative pressure state is presented in inside battery, opens liquid injection port sealing mechanism 141, by liquid injection port 14 toward entering in fluid injection cup
Row fluid injection, after fluid injection, liquid injection port sealing mechanism 141, which pushes, seals up liquid injection port 14；
(2) lifting vacuumizes seal bar 15, first allows electrolyte automatically toward dirty；By cup internal pressure air inlet 16 to inner chamber
Nitrogen input is carried out, is 80kpa to pressure, while transit chamber is pressed into gas port 4 and carries out nitrogen input to exocoel in vitro, is to pressure
100kpa, stand 45s；Repeat the nitrogen input circulation of exocoel in 9 times；Complete injection process.Repeated interior exocoel
The input of isobaric nitrogen, effectively accelerate electrolyte toward the flowing velocity of inside battery, to an isopiestic equilibrationses outside inside battery
Effect, avoid battery bulging phenomenon occur.
It is of the invention effectively to reduce the battery liquid-filling time, fluid injection improved efficiency, and pass through the pressing such as one of external pressure in battery
The inflation of weighing apparatus is set, and effectively improves the assimilation effect of inside battery electrolyte, and avoids the generation of battery bulging phenomenon, right
The follow-up charge and discharge effect of battery has good lifting.
Claims (10)
1. lithium battery equipressure priming device, it is characterised in that including mechanism for filling liquid (1), upper fixture mechanism (2) and lower clamp mechanism
(3)；The upper fixture mechanism (2) and lower clamp mechanism (3) are detachable structure, in the upper fixture mechanism it is parallel be provided with it is more
Individual upper cavity (21), in the lower clamp mechanism (3) it is parallel be provided with it is multiple with the upper cavity (21) shape identical lower chamber
(31)；The upper fixture mechanism (2) is lock sealing state when being closed with the lower clamp mechanism (3)；
The mechanism for filling liquid (1) is consistent with the quantity of upper and lower cavity and position is corresponding, is respectively fixedly connected with the upper fixture
Mechanism (2) upper surface, mechanism for filling liquid (1) bottom is embedded be connected to the upper fixture mechanism (2) it is internal and with it is described on
The fluid injection Jiao Zui (22) that cavity (21) is provided with is communicated, and battery case position fixture (31) is provided with the lower clamp mechanism (3)；
Be provided with the mechanism for filling liquid (1) be through to the lower chamber (21) vacuumize seal bar (15)；The vacuum-pumping density
When envelope bar (15) above carries, upper cavity is sealed and vacuumized；The mechanism for filling liquid (1) is provided with cup internal pressure air inlet
(16)；Upper fixture mechanism (2) top is provided with the cavity external pressure air inlet (4) connected with the upper cavity (21).
2. lithium battery equipressure priming device according to claim 1, it is characterised in that：The upper fixture mechanism (2) and institute
Two fixtures that lower clamp mechanism (3) lock sealing state is set by both sides are stated to step up to set between pass button (5) and contact surface
Some fixture sealing rings (6) carry out lock sealing.
3. lithium battery equipressure priming device according to claim 1, it is characterised in that：The mechanism for filling liquid (1) includes note
Liquid cup, liquid injection port (14) and liquid injection port sealing mechanism (141)；The fluid injection cup includes lid (11), cup successively from top to bottom
Body (12) and let slip a remark (13)；It is described to let slip a remark that (13) are embedded to be connected in the upper fixture mechanism (2)；Set on the lid (11)
There is liquid injection port (14)；Liquid injection port (14) top is provided with liquid injection port sealing mechanism (141)；The seal bar (15) that vacuumizes is worn
Located at the lid (11) centre, and sequentially pass through the cup (12), described (13) extremely described lower chamber (21) of leting slip a remark
On fluid injection Jiao Zui (22), described seal bar (15) end that vacuumizes is provided with the sealing rubber head that is engaged with fluid injection Jiao Zui (22)
(151)。
4. lithium battery equipressure priming device according to claim 3, it is characterised in that：The cup (12) is cylinder.
5. lithium battery equipressure priming device according to claim 3, it is characterised in that：Cone bottom opening is in described let slip a remark (13)
Pyramidal structure.
6. lithium battery equipressure priming device according to claim 1, it is characterised in that：The mechanism for filling liquid (1) is by upper
Fixed plate and bottom plate and four fixed columns positioned at four angles are fixed on upper fixture mechanism (2) upper surface.
7. lithium battery equipressure priming device according to claim 1, it is characterised in that：The seal bar (15) that vacuumizes is
When multiple, its upper end is fixed side by side by long strip type fixed plate (152).
8. lithium battery equipressure priming device according to claim 1, it is characterised in that：Upper fixture mechanism (2) both sides
Provided with the suspension hook (7) grasped for manipulator.
9. lithium battery equipressure priming device according to claim 8, it is characterised in that：The suspension hook (7) is four altogether, institute
State upper fixture mechanism (2) both sides and be respectively equipped with two.
10. the electrolyte filling method of the lithium battery equipressure priming device described in usage right requirement 1, it is characterised in that including following step
Suddenly：
(1) operation is above proposed first with vacuumize seal bar (15), sealing rubber head (151) carries out close to fluid injection Jiao Zui (22)
Envelope, the liquid injection port for being directed at lithium battery vacuumizes to battery, and after being extracted into -90-100kpa, liquid injection port sealing mechanism (141) moves
Remove, fluid injection cup returns to atmospheric pressure state, and fluid injection is carried out to fluid injection cup；Fluid injection finishes to be sealed with liquid injection port sealing mechanism (141)；
(2) lifting vacuumizes seal bar (15), first allows electrolyte automatically toward dirty；By cup internal pressure air inlet (16) to inner chamber
Nitrogen input is carried out, is 75-85kpa to pressure, while transit chamber is pressed into gas port (4) and carries out nitrogen input to exocoel in vitro, extremely
Pressure is 95-105kpa, stands 45s；Repeat the nitrogen input circulation of exocoel in 9 times；Complete injection process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062711.1A CN107834017B (en) | 2017-11-02 | 2017-11-02 | Isobaric liquid injection device and method for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711062711.1A CN107834017B (en) | 2017-11-02 | 2017-11-02 | Isobaric liquid injection device and method for lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107834017A true CN107834017A (en) | 2018-03-23 |
| CN107834017B CN107834017B (en) | 2024-03-19 |
Family
ID=61651550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711062711.1A Active CN107834017B (en) | 2017-11-02 | 2017-11-02 | Isobaric liquid injection device and method for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107834017B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878761A (en) * | 2018-06-12 | 2018-11-23 | 宁德嘉拓智能设备有限公司 | A kind of equipressure priming device |
| CN109216645A (en) * | 2018-10-15 | 2019-01-15 | 合肥国轩高科动力能源有限公司 | Liquid injection device for isobaric standing of lithium battery |
| CN109713210A (en) * | 2019-03-06 | 2019-05-03 | 深圳市新世纪自动化科技有限公司 | A kind of filling machine equipressure priming device and electrolyte filling method |
| CN111416095A (en) * | 2020-02-28 | 2020-07-14 | 合肥国轩高科动力能源有限公司 | Liquid supplementing device of lithium ion cylindrical battery |
| CN113451717A (en) * | 2021-06-29 | 2021-09-28 | 深圳市铂纳特斯自动化科技有限公司 | Negative-pressure liquid injection device and method for effectively preventing battery deformation |
| CN113725564A (en) * | 2021-08-20 | 2021-11-30 | 南通科瑞恩智能装备有限公司 | Liquid injection clamp and liquid injection machine |
| CN113725562A (en) * | 2021-08-20 | 2021-11-30 | 南通科瑞恩智能装备有限公司 | Liquid injection clamp and liquid injection machine |
| CN113793943A (en) * | 2021-08-28 | 2021-12-14 | 徐宇航 | Anti-deformation and anti-bulging efficient infiltration device for electrolyte for lithium battery manufacturing |
| CN115020942A (en) * | 2022-06-28 | 2022-09-06 | 江苏中关村嘉拓新能源设备有限公司 | Liquid injection device for automatically sealing battery and preparation process |
| CN116885314A (en) * | 2023-07-11 | 2023-10-13 | 东莞市冠逸自动化科技有限公司 | Equal-pressure formation and liquid injection integrated machine for battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113451717A (en) * | 2021-06-29 | 2021-09-28 | 深圳市铂纳特斯自动化科技有限公司 | Negative-pressure liquid injection device and method for effectively preventing battery deformation |
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| CN113725564A (en) * | 2021-08-20 | 2021-11-30 | 南通科瑞恩智能装备有限公司 | Liquid injection clamp and liquid injection machine |
| CN113725562A (en) * | 2021-08-20 | 2021-11-30 | 南通科瑞恩智能装备有限公司 | Liquid injection clamp and liquid injection machine |
| CN113793943A (en) * | 2021-08-28 | 2021-12-14 | 徐宇航 | Anti-deformation and anti-bulging efficient infiltration device for electrolyte for lithium battery manufacturing |
| CN113793943B (en) * | 2021-08-28 | 2024-03-29 | 广东兆能科技有限公司 | Efficient electrolyte infiltration device for manufacturing lithium battery with deformation and bulge prevention |
| CN115020942A (en) * | 2022-06-28 | 2022-09-06 | 江苏中关村嘉拓新能源设备有限公司 | Liquid injection device for automatically sealing battery and preparation process |
| CN116885314B (en) * | 2023-07-11 | 2023-12-12 | 东莞市冠逸自动化科技有限公司 | Equal-pressure formation and liquid injection integrated machine for battery |
| CN116885314A (en) * | 2023-07-11 | 2023-10-13 | 东莞市冠逸自动化科技有限公司 | Equal-pressure formation and liquid injection integrated machine for battery |
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