CN107394106A - A kind of device for injecting liquid in lithium ion - Google Patents
A kind of device for injecting liquid in lithium ion Download PDFInfo
- Publication number
- CN107394106A CN107394106A CN201710616014.XA CN201710616014A CN107394106A CN 107394106 A CN107394106 A CN 107394106A CN 201710616014 A CN201710616014 A CN 201710616014A CN 107394106 A CN107394106 A CN 107394106A
- Authority
- CN
- China
- Prior art keywords
- support frame
- fixed seat
- lithium ion
- liquid
- injecting liquid
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 34
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 47
- 239000007924 injection Substances 0.000 claims abstract description 47
- 239000012530 fluid Substances 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 239000003792 electrolyte Substances 0.000 abstract description 6
- -1 fixed seat Chemical compound 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000037452 priming Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002699 waste material Substances 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
- H01M50/668—Means for preventing spilling of liquid or electrolyte, e.g. when the battery is tilted or turned over
-
- 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
The invention discloses a kind of device for injecting liquid in lithium ion, including fixed seat, support frame, guidance set, clamp assembly, fluid injection cup, battery is located in the fixed seat, support frame as described above is installed on above the fixed seat, the guidance set, the clamp assembly is installed between the fixed seat and support frame as described above, mounting hole is offered on support frame as described above, the fluid injection cup includes cup, elastomeric element, liquid injecting mouth, sealing ring, the elastomeric element, the liquid injecting mouth, the sealing ring is set in the cup base successively, the fluid injection cup, which runs through, to be installed in the mounting hole, the sealing ring is located at below support frame as described above, it is and corresponding with the liquid injection hole of the battery on vertical direction.It is an advantage of the invention that sealing property is excellent, can prevent electrolyte from being leaked in injection process, save material, it is environment-friendly, injection process rapidly and efficiently, reservoir quantity precise control.
Description
Technical field
The present invention relates to field of lithium ion battery, more particularly to a kind of device for injecting liquid in lithium ion.
Background technology
Lithium-ion-power cell has wide, the storage life length of high energy, cell voltage height, operating temperature range etc. excellent because of it
Point, is used widely in every field.New-energy automobile becomes increasingly popular, in the market the power electric of new-energy automobile
Pond is all based on lithium ion battery, and fluid injection process is particularly important in the production process of lithium ion battery, but existing lithium ion
The priming device generally existing fluid injection of electrokinetic cell is difficult, reservoir quantity does not reach requirement, the efficiency of fluid injection is too low or injection process in
The problems such as easily leaking, how preferably to improve the priming device of existing lithium-ion-power cell is always lithium-ion electric
The topic being difficult to resolve in the production process of pond.
The content of the invention
Goal of the invention：In view of the above-mentioned problems, it is an object of the invention to provide a kind of device for injecting liquid in lithium ion, make
Reservoir quantity meets the requirements, and improves fluid injection efficiency, avoids leaking in injection process.
Technical scheme：
A kind of device for injecting liquid in lithium ion, including fixed seat, support frame, guidance set, clamp assembly, fluid injection
Cup, battery are located in the fixed seat, and support frame as described above is installed on above the fixed seat, the guidance set, the clamping
Component is installed between the fixed seat and support frame as described above, and mounting hole is offered on support frame as described above, and the fluid injection cup includes
Cup, elastomeric element, liquid injecting mouth, sealing ring, the elastomeric element, the liquid injecting mouth, the sealing ring are set in described successively
Cup base, through being installed in the mounting hole, the sealing ring is located at below support frame as described above the fluid injection cup, and vertically
It is corresponding with the liquid injection hole of the battery on direction.Support frame is pushed manually, liquid injecting mouth contacts with battery liquid-filling mouth, elastic portion
Part makes sealing ring keep compressing the state sealed, good sealing effect with battery liquid-filling mouth.
Specifically, in order to ensure displacement above and below support frame, prevent fluid injection cup tilts from leaking, the guidance set
Two groups, including lead, linear bearing, guide spring are set, the linear bearing is set with the lead successively, described leads
To spring, and upper end is connected with support frame as described above, and lower end is installed on the clamp assembly.
Preferably, in order that sealing ring accurately docks with battery liquid-filling mouth, the precision of fluid injection is improved, the guidance set is also
Including guide plate, locating dowel, the guide plate is respectively arranged in support frame as described above both sides, longitudinally offers and leads on the guide plate
To groove, the locating dowel is fixed through the guide groove with the clamp assembly.
Specifically, the clamp assembly sets two groups, including clamp, spanner, torque spring, the clamp lower end are pacified respectively
Loaded on the fixed seat both sides, neck is offered on the clamp, the spanner is installed on the branch by the torque spring
Support both sides, when support frame as described above moves down, the spanner lower end is stuck in the neck, the torque spring by the clamp with
The spanner clamping.Support frame is pushed manually, by spanner and clamp clamping, the torque spring at spanner back keeps spanner and card
Plate is in locking state.
Preferably, in order that battery positions, ensure that the position of battery liquid-filling mouth is corresponding with the position of liquid injecting mouth, it is described solid
Locating piece is provided with reservation, battery is placed between the locating piece.
Preferably, picking and placeing for the ease of battery, the priming device also include single open-door, knob plunger, the single open-door
Be installed on the fixed seat side, the knob plunger is installed in the fixed seat, the position of the knob plunger with it is described
The side of single open-door is corresponding.
Preferably, for the ease of the movement of the priming device, the priming device also includes handle, and the handle sets three
It is individual, be respectively arranged on two sides of the fixed seat with the single open-door.
Preferably, in order to improve overall fluid injection efficiency, the fluid injection cup is at least provided with two groups.
Preferably, in order to ensure elastic effect and to be easily installed, the elastomeric element is cylindrical spring, the guide spring
For cylindrical spring.
Beneficial effect：Compared with prior art, it is an advantage of the invention that liquid injecting mouth and battery liquid-filling mouth accurate positioning, support
Zero deflection when frame moves down, liquid injecting mouth is set accurately to be contacted with battery liquid-filling mouth, excellent sealing property, the design of rational mechanism
Can prevent electrolyte from being leaked in injection process, save material, it is environment-friendly, injection process rapidly and efficiently, accurately
Reservoir quantity is controlled, avoids fluid injection excess or the inadequate phenomenon of reservoir quantity, ensures the excellent quality of battery.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the structural representation of injection process of the present invention；
Fig. 3 is the structural representation that fluid injection of the present invention terminates；
Fig. 4 is a-quadrant close-up schematic view in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
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 each to the present invention's
The modification of the kind equivalent form of value falls within the application appended claims limited range.
As Figure 1-3, a kind of device for injecting liquid in lithium ion, including fixed seat 1, support frame 2, guidance set 3,
Clamp assembly 4, fluid injection cup 5, locating piece 6, single open-door 7, knob plunger 8, handle 9.Locating piece 6, battery are provided with fixed seat 1
10 are positioned in fixed seat 1, between locating piece 6.
Guidance set 3 includes lead, linear bearing 31, guide spring 32, guide plate 33, locating dowel 34, clamp assembly 4
Including clamp 41, spanner 42, torque spring 43.Guidance set 3, clamp assembly 4 set two groups respectively, are respectively arranged in fixed seat
1 both ends.The lower end of two pieces of clamps 41 is fixed with the both ends of fixed seat 1 respectively, and clamp 41 has kink, and guide spring 32 is using circle
Post spring, linear bearing 31, cylindrical spring are set with successively on lead, overall lower end is installed on the kink of clamp 41, and
Upper end is fixed together with support frame 2.Guide plate 33 is respectively arranged in the both sides of support frame 2, longitudinally offers and leads on guide plate 33
To groove, locating dowel 34 is fixed through guide groove with clamp 41.
Spanner 42 and torque spring 43 are installed on the both sides of support frame 2, and clamp 41 offers neck, and the upper end of clamp 41, which is set, inclines
Inclined-plane, the lower end of spanner 42 are also provided with inclined plane, and angle of inclination is consistent, and when being easy to the support frame 2 to move down, spanner 42 is along inclination
Face is moved, and the lug boss of the lower end of spanner 42 is caught in neck.Torque spring 43 is to spanner 42 always with the presence of active force so that
Clamp 41 clamps with spanner 42.
Two mounting holes are offered on support frame 2, fluid injection cup 5 sets two, as shown in figure 4, fluid injection cup 5 includes cup
51st, elastomeric element 52, liquid injecting mouth 53, sealing ring 54, elastomeric element 52 use cylindrical spring, cylindrical spring, liquid injecting mouth 53, sealing
Circle 54 is set in the bottom of cup 51 successively, and for fluid injection cup 5 through being installed in mounting hole, sealing ring 54 is located at the lower end of support frame 2, and
It is corresponding with the liquid injection hole of battery 10 on vertical direction.
Single open-door 7 is installed on the side of fixed seat 1, and knob plunger 8 is installed in fixed seat 1, is opened up on the side of single open-door 7
There is a locking hole, the position of knob plunger 8 is corresponding with the position of locking hole.Handle 9 sets three, and two of which handle 9 is installed
In two sides of fixed seat 1, it is easy to worker that the priming device end gets up to move integrally, another handle 9 is installed on single open-door 7
On, facilitate the opening and closing of single open-door 7.
The application method of above-mentioned battery liquid-filling device specifically includes following steps：
Step 1, battery is put into fixed seat put in place manually, close single open-door, while knob plunger is rotated
90 °, the head of knob plunger is stretched out, and the locking hole inserted on single open-door, single open-door is locked；
Step 2, support frame is pushed manually, until sealing ring contacts with battery liquid-filling mouth, and sealing ring top is justified
The active force of post spring, sealing ring is set to be always maintained at compressing the state of sealing with battery liquid-filling mouth；
Step 3, by spanner and clamp clamping, the torque spring at spanner back will be always maintained at spanner and be in locking with clamp
State, prevent from loosening；
Step 4, into fluid injection cup inject fixed amount electrolyte；
Step 5, removed the priming device manually and be put into baking box, vacuumized, toasted, make electrolyte from liquid injection port oneself
So flow into inside battery；
After the completion of step 6, fluid injection, the priming device is taken out of into baking box, while unclamping spanner, the guiding below support frame
Spring automatically jacks up support frame and fluid injection cup, and knob plunger is rotated by 90 °, and the head of knob plunger is retracted, and opens single open-door
Take out battery；
Step 7, the electrolyte wiped clean of battery liquid-filling discharge surface, fluid injection are completed manually.
The present invention uses locking device of the knob plunger as single open-door, hence it is evident that the efficiency for taking battery manually is accelerated, Gu
Reservation rapidly positions to battery, improves the operating efficiency of fluid injection；Linear bearing and guide plate ensure that fluid injection frame moves up and down
When, sealing ring can be docked accurately with battery liquid-filling mouth, improve the precision of fluid injection, prevent fluid injection cup tilts from leaking；Fluid injection
The elastomeric element of bottom of a cup portion installation makes downward elastic force act on sealing ring always, is effectively prevented from sealing ring for a long time by buckling
Shape, there is the phenomenon of poor sealing with battery liquid-filling mouth, so as to electrolyte leakage occur, the waste of raw material is avoided, to environment
It is friendly；Support frame is locked with fixed seat using spanner, spanner back installation torque spring, and locking is more firm；Fluid injection cup
Capacity by calculating control in specific scope, avoid the occurrence of fluid injection excess or the inadequate phenomenon of reservoir quantity.
Claims (10)
- A kind of 1. device for injecting liquid in lithium ion, it is characterised in that：Including fixed seat (1), support frame (2), guidance set (3), clamp assembly (4), fluid injection cup (5), battery are located in the fixed seat (1), and support frame as described above (2) is installed on the fixation Above seat (1), the guidance set (3), the clamp assembly (4) be installed on the fixed seat (1) and support frame as described above (2) it Between, mounting hole is offered on support frame as described above (2), the fluid injection cup (5) includes cup (51), elastomeric element (52), liquid injecting mouth (53), sealing ring (54), the elastomeric element (52), the liquid injecting mouth (53), the sealing ring (54) are set in described successively Cup (51) bottom, for the fluid injection cup (5) through being installed in the mounting hole, the sealing ring (54) is located at support frame as described above (2) lower section, and it is corresponding with the liquid injection hole of the battery on vertical direction.
- A kind of 2. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：The guidance set (3) two groups, including lead, linear bearing (31), guide spring (32) are set, the straight line is set with successively on the lead Bearing (31), the guide spring (32), and upper end is connected with support frame as described above (2), lower end is installed on the clamp assembly (4) On.
- A kind of 3. device for injecting liquid in lithium ion according to claim 2, it is characterised in that：The guidance set (3) guide plate (33), locating dowel (34) are also included, the guide plate (33) is respectively arranged in support frame as described above (2) both sides, described Guide groove is longitudinally offered on guide plate (33), the locating dowel (34) is solid with the clamp assembly (4) through the guide groove It is fixed.
- A kind of 4. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：The clamp assembly (4) two groups, including clamp (41), spanner (42), torque spring (43) are set, and clamp (41) lower end is respectively arranged in described Fixed seat (1) both sides, neck are offered on the clamp (41), the spanner (42) is installed on by the torque spring (43) Support frame as described above (2) both sides, when support frame as described above (2) moves down, spanner (42) lower end is stuck in the neck, the torsion Spring (43) clamps the clamp (41) and the spanner (42).
- A kind of 5. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：The fixed seat (1) In be provided with locating piece (6), battery is placed between the locating piece (6).
- A kind of 6. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：Also include single open-door (7), knob plunger (8), the single open-door (7) are installed on the fixed seat (1) side, and the knob plunger (8) is installed on institute State in fixed seat (1), the position of the knob plunger (8) is corresponding with the side of the single open-door (7).
- A kind of 7. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：Also include handle (9), The handle (9) sets three, be respectively arranged on two sides of the fixed seat (1) with the single open-door (7).
- A kind of 8. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：The fluid injection cup (5) At least provided with two groups.
- A kind of 9. device for injecting liquid in lithium ion according to claim 1, it is characterised in that：The elastomeric element (52) it is cylindrical spring.
- A kind of 10. device for injecting liquid in lithium ion according to claim 2, it is characterised in that：The guide spring (32) it is cylindrical spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616014.XA CN107394106A (en) | 2017-07-26 | 2017-07-26 | A kind of device for injecting liquid in lithium ion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616014.XA CN107394106A (en) | 2017-07-26 | 2017-07-26 | A kind of device for injecting liquid in lithium ion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107394106A true CN107394106A (en) | 2017-11-24 |
Family
ID=60341062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710616014.XA Pending CN107394106A (en) | 2017-07-26 | 2017-07-26 | A kind of device for injecting liquid in lithium ion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107394106A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550776A (en) * | 2018-05-25 | 2018-09-18 | 博众精工科技股份有限公司 | A kind of battery tray tooling on liquid-filling machine for battery |
| CN112271416A (en) * | 2020-11-25 | 2021-01-26 | 宁波久鼎新能源科技有限公司 | Lithium battery liquid injection device for injecting electrolyte by using liquid storage cup and manufacturing method |
| WO2023131024A1 (en) * | 2022-01-04 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Liquid injection nozzle, and liquid injection device having same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201307616Y (en) * | 2008-12-12 | 2009-09-09 | 天津力神电池股份有限公司 | Lithium-ion power battery priming device |
| CN203013843U (en) * | 2012-12-21 | 2013-06-19 | 力神迈尔斯动力电池系统有限公司 | Filling device of lithium ion battery |
| CN203631682U (en) * | 2013-12-04 | 2014-06-04 | 宁德时代新能源科技有限公司 | Liquid filling forming integrated clamp of lithium-ion power battery |
| CN204927410U (en) * | 2015-07-03 | 2015-12-30 | 天津云翔科贸有限公司 | Priming device |
| CN105280875A (en) * | 2015-09-17 | 2016-01-27 | 东莞市德瑞精密设备有限公司 | Novel liquid injection device |
| CN207217657U (en) * | 2017-07-26 | 2018-04-10 | 力信（江苏）能源科技有限责任公司 | A kind of device for injecting liquid in lithium ion |
-
2017
- 2017-07-26 CN CN201710616014.XA patent/CN107394106A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201307616Y (en) * | 2008-12-12 | 2009-09-09 | 天津力神电池股份有限公司 | Lithium-ion power battery priming device |
| CN203013843U (en) * | 2012-12-21 | 2013-06-19 | 力神迈尔斯动力电池系统有限公司 | Filling device of lithium ion battery |
| CN203631682U (en) * | 2013-12-04 | 2014-06-04 | 宁德时代新能源科技有限公司 | Liquid filling forming integrated clamp of lithium-ion power battery |
| CN204927410U (en) * | 2015-07-03 | 2015-12-30 | 天津云翔科贸有限公司 | Priming device |
| CN105280875A (en) * | 2015-09-17 | 2016-01-27 | 东莞市德瑞精密设备有限公司 | Novel liquid injection device |
| CN207217657U (en) * | 2017-07-26 | 2018-04-10 | 力信（江苏）能源科技有限责任公司 | A kind of device for injecting liquid in lithium ion |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550776A (en) * | 2018-05-25 | 2018-09-18 | 博众精工科技股份有限公司 | A kind of battery tray tooling on liquid-filling machine for battery |
| CN112271416A (en) * | 2020-11-25 | 2021-01-26 | 宁波久鼎新能源科技有限公司 | Lithium battery liquid injection device for injecting electrolyte by using liquid storage cup and manufacturing method |
| WO2023131024A1 (en) * | 2022-01-04 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Liquid injection nozzle, and liquid injection device having same |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |