CN209001042U - Lithium ion battery inflating pressure formation device - Google Patents
Lithium ion battery inflating pressure formation device Download PDFInfo
- Publication number
- CN209001042U CN209001042U CN201822136654.3U CN201822136654U CN209001042U CN 209001042 U CN209001042 U CN 209001042U CN 201822136654 U CN201822136654 U CN 201822136654U CN 209001042 U CN209001042 U CN 209001042U
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- China
- Prior art keywords
- plate
- rubber slab
- battery
- air groove
- lithium ion
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a kind of lithium ion battery inflating pressure formation devices, adjust the plate of mutual distance by driving assembly including muti-piece, are formed as battery grasping part between the adjacent plate;It is fixed on the rubber slab of the opposite side of the plate;The rubber slab is formed with air groove, fluid is filled in the air groove, and the rubber slab passes through the fluid towards medial expansion, after the plate clamps the battery, the battery reclines with the rubber slab after expansion;Airport is offered on the plate, external fluid supply equipment is connected to by the airport with the air groove of the rubber slab.The mode that the formation device of the utility model has used rubber slab to inflate pressurizes to battery, it can be deformed automatically according to battery surface out-of-flatness after being under pressure using rubber slab, the pressure that ensure that surface each point receives in battery clamping pressure process is uniform, performance after improving Battery formation, and then improve the performance of battery product.
Description
Technical field
The utility model relates to lithium battery production and processing technical fields more particularly to the chemical conversion of lithium ion battery inflating pressure to set
It is standby.
Background technique
Cell activation is process indispensable in Production Process of Lithium Battery.Cell activation is passed through using formation device
Accurate control voltage and current, charges the battery and discharges.In order to ensure the battery quality of production, it is necessary to periodically to chemical conversion
Equipment is tested, is verified.
The chemical conversion of battery is to carry out first time charging to assembled battery.The quality of chemical conversion directly affects the property of battery
Energy.It mostly uses pressurization to be melted into existing industry, i.e., pressure is applied to battery in chemical conversion.The pressure of application is applied to the pole of battery
On piece compresses the distance of pole piece as far as possible close.The close degree the good more is conducive to pole piece chemical conversion, thus to the property of battery
It is better to improve.The pressure requirements pressure applied to battery is uniform.Face pressure is strong controllable and reaches certain value.
Chinese patent, the technical solution announced application No. is 201620922901.0 are most representative in existing industry
Scheme.The program successively clamps battery by multiple plates, is pressurizeed by the executing agency of cylinder etc. to battery, is charged simultaneously,
Realize the function of pressurizeing when chemical conversion.
In fact, the pole piece of inside battery is formed by high pressure pressure roller roll-in, the diaphragm between battery pole piece is special
Material, the two form battery, extremely difficult compressive deformation after pole piece and diaphragm squeeze after lap over assembles injection electrolyte.And it is electric
Pond is in order to easy to assembly, after pole piece assembling, battery patch is got up by adhesive tape, the position taped can be than the position do not taped
Set thickness about 0.05-0.3mm.And two plates of existing equipment piezoelectric battery, the depth of parallelism and flatness and the rigidity of pressing plate are very high, two
A clamping plate acts on the position of taping of battery to the stress of battery completely.The power very little that other positions are subject to.Result in formation of
The pressure that pole piece is subject to is extremely uneven, is unfavorable for the chemical conversion of battery.It is completely opposite with the intention of design.
Utility model content
The purpose of the utility model is to provide a kind of each consistent lithium ion batteries of position stress for guaranteeing battery surface
Inflating pressure formation device.
To achieve the goals above, the utility model provides the following technical solutions:
The lithium ion battery inflating pressure formation device of the utility model, comprising:
Muti-piece adjusts the plate of mutual distance by driving assembly, and it is empty to be formed as battery clamping between the adjacent plate
Between;
It is fixed on the rubber slab of the opposite side of the plate, it is empty to be formed as the battery clamping between the adjacent rubber slab
Between;
The rubber slab is formed with air groove, fluid is filled in the air groove, and the rubber slab passes through the stream
Body is towards medial expansion, and after the plate clamps the battery, the battery reclines with the rubber slab after expansion;
Airport is offered on the plate, external fluid supply equipment passes through the sky of the airport and the rubber slab
Air drain connection.
Further, plate described in muti-piece is divided into the outside plate for being placed in equipment two sides and is placed in two pieces of outside plates
The middle part plate of inside;
The surrounding of the plate is equipped with guide post, and the plate can be sliding along the guide post by external drive Component driver
The distance between adjacent described plate is adjusted dynamicly.
Further, the air groove is divided into two parts, a part for extend along the plate vertical direction intake section,
And the interconnecting part extended along the slab-thickness direction;
Described intake section one end is connected to external fluid supply equipment, the other end of the intake section extends to the connection
Portion;
The interconnecting part is connected to the air groove of the rubber slab.
Further, the interconnecting part of the middle part plate is connected to the air groove of two sides respectively;
The interconnecting part inner opposite end of the outside plate is connected to the adjacent air groove, the outside plate
The interconnecting part lateral ends are blocked by sealing-plug.
Further, the surrounding of the rubber slab is formed as pressing plate installation end, presses at the pressing plate installation end of the rubber slab
It holds and is fastened with sealing clamp, the rubber slab is fastened by the sealing clamp and the adjacent plate.
Further, be evenly equipped with multiple bolts hole on the pressing plate installation end of the rubber slab, the sealing clamp with it is described
Rubber slab bolt fastening.
Further, the hardness of the rubber slab be shore hardness A40-A60, the rubber slab with a thickness of 0.1-
0.5mm。
In the above-mentioned technical solutions, lithium ion battery inflating pressure formation device provided by the utility model has following
The utility model has the advantages that
1, the mode that the formation device of the utility model has used rubber slab to inflate pressurizes to battery, utilizes rubber slab
It can be deformed automatically according to battery surface out-of-flatness after being under pressure, ensure that surface is each in battery clamping pressure process
The pressure that point receives is uniform, the performance after improving Battery formation, and then improves the performance of battery product;
2, the formation device of the utility model guarantees that battery is pressurized uniformly compared to traditional scheme, needs two clamping plates
Machining accuracy is very high, in fact, the area of overtime work is equally very big when the size of battery is very big, biggish plate is difficult to accomplish to add
Work precision is very high.And the mode for the pressurization that the application proposes is not need two by rubber deformation adaptive battery surface and put down
The precision of plate is very high, therefore, reduces equipment cost.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only to record in the utility model
Some embodiments be also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the cross-sectional view of lithium ion battery inflating pressure formation device provided by the embodiment of the utility model;
Fig. 2 is the structure of the releasing orientation of lithium ion battery inflating pressure formation device provided by the embodiment of the utility model
Schematic diagram;
Fig. 3 is the structure of the clamped condition of lithium ion battery inflating pressure formation device provided by the embodiment of the utility model
Schematic diagram;
Fig. 4 is that the structure of the rubber slab of lithium ion battery inflating pressure formation device provided by the embodiment of the utility model is shown
It is intended to;
Fig. 5 is the structure of the sealing clamp of lithium ion battery inflating pressure formation device provided by the embodiment of the utility model
Schematic diagram.
Description of symbols:
1, guide post;2, plate;3, rubber slab;4, sealing clamp;5, bolt;6, battery;7, airport;8, sealing-plug;9,
Air groove.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
Referring to figs. 1 to 5;
The lithium ion battery inflating pressure formation device of the utility model, comprising:
Muti-piece adjusts the plate 2 of mutual distance by driving assembly, is formed as battery grasping part between adjacent panels 2;
It is fixed on the rubber slab 3 of the opposite side of plate 2, is formed as battery grasping part between adjacent rubber slab 3;
Rubber slab 3 is formed with air groove 9, fluid is filled in air groove 9, and rubber slab 3 is swollen towards inside by fluid
Swollen, after plate 2 clamps battery 6, battery 6 reclines with the rubber slab 3 after expansion;
Airport 7 is offered on plate 2, external fluid supply equipment is connected by the air groove 9 of airport 7 and rubber slab 3
It is logical.
It drives rubber slab 3 to contact by way of pressurization with battery 6 specifically, present embodiment discloses a kind of, utilizes rubber
Offset plate 3 deforms after by pressure being capable of the irregular surface texture of fitting Battery 6.Wherein, above-mentioned plate 2 is in external driving assembly
Driving under can adjust mutual distance, to adjust the size of battery grasping part, convenient for the pick-and-place of battery 6.And
Above-mentioned rubber slab 3 is the component mainly contacted with battery 6, offers air groove 9 in the middle part of the rubber slab 3 of the present embodiment, meanwhile,
It is also required to offer the airport 7 being connected to air groove 9 on plate 2, external fluid supply equipment passes through airport 7 for high-pressure spray
In body input air slot 9, so as to 3 internal pressure of rubber slab be increased, so that expanding in the middle part of rubber slab 3.
Preferably, above-mentioned muti-piece plate 2 is divided to be placed in the outside plate of equipment two sides and being placed in two pieces of outside plates
The middle part plate of inside;
The surrounding of plate 2 is equipped with guide post 1, and plate 2 can slidably be adjusted by external drive Component driver along guide post 1
The distance between adjacent panels 2.
The plate 2 of the present embodiment realizes movement under the driving of external driving assembly, and above-mentioned guide post 1 can be to plate
2 play guiding role, it is ensured that battery 6 pressurizes more accurate.
In addition, above-mentioned air groove 9 divides for two parts, a part for the intake section that extends along 2 vertical direction of plate and
The interconnecting part extended along 2 thickness direction of plate;Intake section one end is connected to external fluid supply equipment, the other end of intake section prolongs
Extend to interconnecting part;Interconnecting part is connected to the air groove 9 of rubber slab 3.
Wherein, the interconnecting part of above-mentioned middle part plate is connected to the air groove 9 of two sides respectively;
The interconnecting part inner opposite end of outside plate is connected to adjacent air groove 9, the interconnecting part lateral ends of outside plate
It is blocked by sealing-plug 8.
Since the quantity that the quantity of the equipment plate 2 of the present embodiment can according to need the battery 6 of pressurization changes, and
Above-mentioned airport 7 is the structure for being provided on plate 2 and being connected to air groove 9, and therefore, it is necessary to outermost in view of being placed in
Therefore the sealing problem of the airport 7 of plate 2 does not have rubber slab 3 in the lateral surface of outermost plate 2, so, in order to keep away
Exempt from gas leakage, the present embodiment is blocked at this using sealing-plug 8.
It is preferred that obtaining, the surrounding of above-mentioned rubber slab 3 is formed as pressing plate installation end, presses at the pressing plate installation end of rubber slab 3
It holds and is fastened with sealing clamp 4, rubber slab 3 is fastened by sealing clamp 4 and adjacent plate 2.On the pressing plate installation end of rubber slab 3
Multiple bolts hole are evenly equipped with, sealing clamp 4 and 3 bolt 5 of rubber slab fasten.
In order to avoid 9 gas leakage of air groove, the surrounding of the rubber slab 3 of the present embodiment needs to press using above-mentioned sealing clamp 4
Fit sealing is held, firstly, in order to be adapted to sealing clamp 4, the surrounding of rubber slab 3 needs to be reserved for the pressing plate of the installation of sealing clamp 4
Installation end, in general, the plate 2 of the present embodiment is quadrilateral structure, and in order to be matched with battery 6 and plate 2, the rubber of the present embodiment
Offset plate 3 also be in quadrilateral structure, in addition, the pressing plate installation end of 3 surrounding of rubber slab be in quadrangle ring structure, in this way in order to pressure
The matching of plate installation end, sealing clamp 4 are in quadrangle frame structure.The means that the present embodiment uses are using bolt 5 to upper
It both states and to be fastened, certainly, the fastening means of the present embodiment is not merely confined to the mode that above-mentioned bolt 5 fastens, can be with
It is other kinds of attachment, such as sealing glue.
It is specific:
It is even more preferred that the hardness of above-mentioned rubber slab 3 be shore hardness A40-A60, rubber slab 3 with a thickness of 0.1-
0.5mm.Closed space is formed between air groove 9 and sealing clamp 4.9 back side of air groove of rubber slab 3 is not engaged in sealing
It can be heaved outward after the inflation of region, battery 6 can be pushed down;Meanwhile the hardness of above-mentioned rubber slab 3 is in shore hardness A40-A60
Between, 3 thickness of rubber slab is between 0.1-0.5mm.Thickness and hardness can guarantee that air groove 9 is filled with 0.7MPa fluid below
Afterwards, it neither destroys, deformation can adapt to battery surface out-of-flatness again.
The course of work:
When work, external agency drives two plates 2, so that two strips is moved rubber slab 3 and clamps battery 6, guarantees that battery 6 is not sent out
Life is fallen, and then by airport 7, while being filled with compressed air to the air groove of two rubber slabs 39.The size of air pressure according to
Battery production technology requires to determine, and maintains atmospheric pressure value constant.After the completion of to be charged, compressed air is discharged.Make two by mechanism
Plate 2 unclamps, and takes out battery 6, completes a charging process.
The present invention is to realize that battery 6 pressurizes by the inflation of air groove 9 of rubber slab 3, is realized by the deformation of rubber to electricity
The adaptive pressure that should ensure that 6 compression face of battery at 6 surface irregularity of pond is evenly distributed.
In addition, the rational modification of the formation device as the present embodiment can be it is following several:
1. being changed to the compressed air being filled with to be filled with highly pressurised liquid to improve pressure.
2. being pressurized to improve battery 6, the hardness or thickness of rubber material are changed or rubber slab 3 will be changed to other
Rubber slab 3 is changed to other and passes through the mechanism of 6 surface irregularity of self-deformation adaptive battery by flexible material.
3. in order to improve the flexibility ratio of mechanism by the close mode of plate 2 be changed to rotation it is close.
4. the air groove 9 of rubber slab 3 uses other sealing means, such as in such a way that glue is adhered.
In the above-mentioned technical solutions, lithium ion battery inflating pressure formation device provided by the utility model has following
The utility model has the advantages that
The mode that the formation device of the utility model has used rubber slab 3 to inflate pressurizes to battery 6, utilizes rubber slab
3 be under pressure after can be deformed automatically according to battery surface out-of-flatness, ensure that battery 6 clamp pressure process in surface
The pressure that each point receives is uniform, improves the performance after battery 6 is melted into, and then improve the performance of 6 product of battery;
The formation device of the utility model, in order to guarantee that battery 6 is pressurized uniformly, needs two clamping plates compared to traditional scheme
Machining accuracy is very high, in fact, the area of clamping plate is equally very big when the size of battery is very big, biggish clamping plate is difficult to accomplish to add
Work precision is very high.And the mode for the pressurization that the application proposes is not need two by rubber deformation adaptive battery surface and put down
The precision of plate 2 is very high, therefore, reduces equipment cost.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (7)
1. lithium ion battery inflating pressure formation device characterized by comprising
Muti-piece adjusts the plate (2) of mutual distance by driving assembly, and it is empty to be formed as battery clamping between the adjacent plate (2)
Between;
It is fixed on the rubber slab (3) of the opposite side of the plate (2), is formed as the battery between the adjacent rubber slab (3)
Grasping part;
The rubber slab (3) is formed with air groove (9), fluid is filled in the air groove (9), and the rubber slab (3) is logical
The fluid is crossed towards medial expansion, after the plate (2) clamps the battery (6), the battery (6) with expand after it is described
Rubber slab (3) reclines;
It is offered airport (7) on the plate (2), external fluid supply equipment passes through the airport (7) and the rubber
The air groove (9) of plate (3) is connected to.
2. lithium ion battery inflating pressure formation device according to claim 1, which is characterized in that plate described in muti-piece
(2) the middle part plate for being divided into the outside plate for being placed in equipment two sides and being placed on the inside of two pieces of outside plates;
The surrounding of the plate (2) is equipped with guide post (1), and the plate (2) can be along described by external drive Component driver
Guide post (1) slidably adjusts the distance between adjacent described plate (2).
3. lithium ion battery inflating pressure formation device according to claim 2, which is characterized in that the air groove (9)
It is divided into two parts, a part is for the intake section that extends along the plate (2) vertical direction and along the plate (2) thickness side
To the interconnecting part of extension;
Described intake section one end is connected to external fluid supply equipment, the other end of the intake section extends to the interconnecting part;
The interconnecting part is connected to the air groove (9) of the rubber slab (3).
4. lithium ion battery inflating pressure formation device according to claim 3, which is characterized in that the middle part plate
The interconnecting part is connected to the air groove of two sides (9) respectively;
The interconnecting part inner opposite end of the outside plate is connected to the adjacent air groove (9), the outside plate
The interconnecting part lateral ends are blocked by sealing-plug (8).
5. lithium ion battery inflating pressure formation device according to claim 1, which is characterized in that the rubber slab (3)
Surrounding be formed as pressing plate installation end, press and be fastened with sealing clamp (4) at the pressing plate installation end of the rubber slab (3), it is described
Rubber slab (3) is fastened by the sealing clamp (4) and the adjacent plate (2).
6. lithium ion battery inflating pressure formation device according to claim 5, which is characterized in that the rubber slab (3)
Pressing plate installation end on be evenly equipped with multiple bolts hole, the sealing clamp (4) and the rubber slab (3) bolt (5) fasten.
7. lithium ion battery inflating pressure formation device according to claim 1, which is characterized in that the rubber slab (3)
Hardness be shore hardness A40-A60, the rubber slab (3) with a thickness of 0.1-0.5mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822136654.3U CN209001042U (en) | 2018-12-19 | 2018-12-19 | Lithium ion battery inflating pressure formation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822136654.3U CN209001042U (en) | 2018-12-19 | 2018-12-19 | Lithium ion battery inflating pressure formation device |
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Publication Number | Publication Date |
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CN209001042U true CN209001042U (en) | 2019-06-18 |
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ID=66808973
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CN201822136654.3U Active CN209001042U (en) | 2018-12-19 | 2018-12-19 | Lithium ion battery inflating pressure formation device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111900284A (en) * | 2020-06-19 | 2020-11-06 | 杭州恒领科技有限公司 | Building block type battery fast-assembling structure of vehicle-mounted T-BOX terminal |
-
2018
- 2018-12-19 CN CN201822136654.3U patent/CN209001042U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111900284A (en) * | 2020-06-19 | 2020-11-06 | 杭州恒领科技有限公司 | Building block type battery fast-assembling structure of vehicle-mounted T-BOX terminal |
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