CN107275557A - Universal rechargeable battery and its assemble method that a kind of use lithium-ion electric core is constituted - Google Patents
Universal rechargeable battery and its assemble method that a kind of use lithium-ion electric core is constituted Download PDFInfo
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- CN107275557A CN107275557A CN201710656836.0A CN201710656836A CN107275557A CN 107275557 A CN107275557 A CN 107275557A CN 201710656836 A CN201710656836 A CN 201710656836A CN 107275557 A CN107275557 A CN 107275557A
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- lithium
- electric core
- ion electric
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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
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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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
-
- 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
Abstract
The invention belongs to secondary battery technology, more particularly to the Universal rechargeable battery and its assemble method of a kind of use lithium-ion electric core composition, the battery includes battery container, lithium-ion electric core, circuit board module, anode end cap and insulated enclosure circle, lithium-ion electric core, circuit board module, anode end cap and insulated enclosure circle press be assembled in battery container successively, also include FPC, the anode ear and negative electrode lug of lithium-ion electric core are electrically connected with FPC respectively, and FPC is electrically connected with by way of grafting with circuit board module.Compared to prior art, the present invention in finished product battery core by setting the FPC that the positive and negative lug with battery core is electrically connected with, and FPC is quickly connected with circuit board module realization by way of grafting, it is so simple to operate, secure and reliable connection, can be achieved automated production, can not only improve production efficiency, reduce cost, and ensure that homogeneity of product is good, reliability is high.
Description
Technical field
The invention belongs to secondary battery technology, more particularly to the universal charging that a kind of use lithium-ion electric core is constituted
Battery and its assemble method.
Background technology
Lithium ion battery have specific energy it is big, can fast charging and discharging, have extended cycle life, self discharge is small, nuisanceless, memoryless
The advantages of effect, be to substitute universal one-shot battery and the comparatively ideal secondary cell of nickel-hydrogen chargeable cell at present.But existing lithium
The output voltage of ion battery is higher, its output voltage difference with different using positive pole system, commercialization at present
Lithium ion battery, its nominal voltage is 3.2V~3.8V, and with the development of lithium ion battery technology, lithium ion battery it is nominal
Voltage can also be improved, it is clear that it is 1.5V general battery and nominal electricity that lithium ion battery, which can not be used directly to substitute nominal voltage,
Press the nickel-hydrogen chargeable cell for 1.2V.
Although lithium ion battery have preferable charge-discharge performance, exist overcharge and overdischarge tolerance poor performance,
The problems such as charging overheat and discharge superheat tolerance poor performance, lithium ion battery quick aging and damage are caused if control is improper gently
It is bad, it is heavy then burning can be produced or even exploded, thus in strict accordance with the discharge and recharge technical conditions of lithium ion battery it must be controlled to fill
Electric discharge work.
Because the applicating history of universal one-shot battery and nickel-hydrogen chargeable cell is longer and has standardized, in many general electricity
Pond application field, has formd the method that its low battery is detected with cell output voltage, for example：Digital camera, MP3, MP4, electricity
The electronic installations such as sub- intelligent lock, electronic instrument, are realized to electricity using the method for the detection real-time output voltage of battery
The judgement of pond low battery state.In addition, the popularity of the product such as personal computer, tablet personal computer and mobile phone is very high at present, fill
Battery is used as charge power supply using USB interface of computer, universal lithium ion battery charging adapter, you can reduction is purchased into
This can save social resources again.
In view of the above-mentioned problems, Application No. CN201110219892.0 and Application No. CN201510400612.4 China
Patent, which is taken, is packaged as a whole lithium ion battery with charge/discharge control circuit, the Universal rechargeable battery of composition.However, it is present
Problem that the function and performance of following several respects are not enough：
1）It sets positive and negative electrode end cap at the two ends of battery container respectively, and the anode ear of battery core is connected with anode end cap, makes
The negative electrode lug of battery core is connected with negative pole end cap, such structure setting, on the one hand, system dress complex process, adds the group of battery core
Fill difficulty so that the packaging efficiency of battery core is substantially reduced, be unfavorable for automatic mass assembling；On the other hand, it is such to set also
The space availability ratio of battery can be reduced, so as to reduce the energy density of resultant battery；
2）It makes cell polar ear when being assembled into resultant battery by way of nickel sheet soldering, ultrasonic spot welding or laser welding
It is connected with charge and discharge protecting plate, so connection and assembling mode very complicated, and easily by battery size and human users' level
Influence, so as to there are problems that welding efficiency is low, security is poor, reliability is low, quality consistency；And use nickel
Piece is welded, and also there is the problem of easily causing short circuit in resistivity height, process and damage battery.
The content of the invention
It is an object of the invention to：In view of the shortcomings of the prior art, provide that a kind of simple in construction, packaging efficiency is high, production
The Universal rechargeable battery that the use lithium-ion electric core that product uniformity is good, reliability is high is constituted.
To achieve these goals, the present invention uses following technical scheme：
The Universal rechargeable battery that a kind of use lithium-ion electric core is constituted, including battery container, lithium-ion electric core, circuit board module
Block, anode end cap and insulated enclosure circle, the lithium-ion electric core, the circuit board module, the anode end cap and the insulation
Sealing ring is pressed successively to be assembled in the battery container, in addition to FPC, the anode ear of the lithium-ion electric core and
Negative electrode lug respectively with the FPC be electrically connected with, the FPC by way of grafting with the circuit board module
Block is electrically connected with.
Wherein, the two sides of the circuit board module, which is welded, charge-discharge control circuit, and the charge-discharge control circuit includes
The lithium-ion electric core discharge cut-off voltage being sequentially connected detects circuit, lithium-ion electric core low battery voltage detecting circuit, controllable ginseng
Number adjusting and voltage-reduction switch mu balanced circuit, output voltage feedback adjustment circuit, charging access circuit etc..Wherein, circuit board module is main
Indicated for cell charge protection, charging, can be also used for discharge prevention, short-circuit protection, Cross prevention and the control of battery
Output voltage.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the flexibility
Wiring board is provided with connection-peg, and the circuit board module is provided with the inserting groove being adapted with the connection-peg；Pass through connection-peg
And the grafting of inserting groove coordinates, and realizes the electric connection of FPC and circuit board module, this operating process is similar to net
The crystal head of line is plugged on the connectivity port of computer or router, simple to operate, and after FPC insertion, passes through
The snap action of latch part, can prevent FPC from being departed from circuit board module by external force effect.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the flexibility
Wiring board includes positive pole lead wire and negative pole lead wire, and one end of the positive wire is connected with the anode ear, the negative pole
One end of lead is connected with the negative electrode lug, the other end difference of the other end of the positive pole lead wire and the negative pole lead wire
It is connected with the connection-peg.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the positive pole
Ear and the negative electrode lug are separately positioned on the two ends of the lithium-ion electric core, the anode ear by way of welding with it is described just
Pole lead wire connection, the negative electrode lug is connected by way of welding with the negative pole lead wire.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the positive pole
End cap is fixed on by way of welding on the circuit board module, so facilitates follow-up PACK process automations to operate, simultaneously
On the one hand anode end cap increases cooling electronic component area, and the heat produced when circuit board module is worked is conducted to the external world；
On the other hand electromagnetic shielding is formed, the interference of the high frequency component of circuit board module to external world can be prevented, when using battery
Disturb and influence less.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the battery
Housing is provided with the slot rolling for fixing the lithium-ion electric core, the circuit board module in one end close to the anode end cap
Between the slot rolling and the anode end cap.Roller groove structure is set, lithium-ion electric core and circuit board module can also be positioned
Relative position, and insulating washer between anode end cap and battery container coordinates and fixes circuit board module, without
Any welding.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the insulation
Sealing ring includes the first seal and raised vertically the second seal from the axial end of first seal, described
First seal is used to extrude permanent circuit plate module between the slot rolling and the battery container, and second seal is used
In the isolation battery container and the anode end cap.
The a kind of of the Universal rechargeable battery constituted as use lithium-ion electric core of the present invention improves, the lithium from
Sub- battery core is monomer casing insulation lithium-ion electric core or multiple casing insulation lithium-ion electric cores in parallel.
Another object of the present invention is to：There is provided that use lithium-ion electric core described in a kind of any of the above-described section constitutes is general
The assemble method of type rechargeable battery, it comprises the following steps：
Step 1: anode ear and negative pole lug welding by FPC respectively with lithium-ion electric core, and by circuit board module with
Anode end cap is welded；
Step 2: lithium-ion electric core is inserted in battery container, and lithium-ion electric core is fixed by slot rolling process；
Step 3: FPC is connected by way of grafting with circuit board module, then by circuit board module and positive pole
End cap is inserted in battery container, and carries out pressing fixation by insulated enclosure circle, is finally sealed, that is, is produced using press seal
Product.
Wherein, sealing can prevent existing side seal mode to be also easy to produce metal fragment by the way of press seal, and influence product
Reliability；Meanwhile, the mode of press seal is hardly damaged the electronic device in circuit board module, effectively improves the yield rate of production.
Compared to the assembling mode of existing general battery, assembling mode of the invention is simple to operate, with low cost, can enter
Row automatic assembling, is suitable for enterprise's large-scale production.
Preferably, the method in step one by FPC respectively with the anode ear and negative pole lug welding of lithium-ion electric core
Include pre-add solder step, contraposition contact procedure, hot pressing connects step successively and be cooled and shaped step；
The pre-add solder step is that solder and scaling powder are pre-coated with the pad of FPC；
The contraposition contact procedure is to contact FPC with anode ear and the negative electrode lug contraposition of lithium-ion electric core respectively；
The hot pressing connects step is that FPC pad is heated by thermal head in hot press, makes the weldering on pad
It is connected respectively with anode ear and negative electrode lug after material melting；
The cooling and shaping step is, after hot pressing connects step terminates, and fast cooling shaping is carried out to the solder of junction.
Preferably, in the hot pressing connects step, the solder temperature at pad is 200 ~ 250 DEG C, and thermal head is persistently incubated 2
~ 20s, the pressure of thermal head is 1.5 ~ 5kgf/cm2。
The beneficial effects of the present invention are：The Universal rechargeable battery that a kind of use lithium-ion electric core of the present invention is constituted, bag
Include battery container, lithium-ion electric core, circuit board module, anode end cap and insulated enclosure circle, the lithium-ion electric core, the circuit
Plate module, the anode end cap and the insulated enclosure circle press be assembled in the battery container successively, in addition to flexible wires
Road plate, the anode ear and negative electrode lug of the lithium-ion electric core are electrically connected with the FPC respectively, the flexible circuitry
Plate is electrically connected with by way of grafting with the circuit board module.Compared to existing positive and negative lug and circuit board by battery core
The system dress mode of module welding, the present invention in finished product battery core by setting the flexible circuitry that the positive and negative lug with battery core is electrically connected with
Plate, and FPC is connected by way of grafting with circuit board module, this is used as connection equivalent to using FPC
Device, realizes the quick connection with circuit board module, and automated production can be achieved, not only in so simple to operate, secure and reliable connection
Production efficiency can be improved, cost is reduced, and ensure that homogeneity of product is good, reliability is high；In addition, compared to nickel sheet etc.
Connecting material, FPC, which has, can arbitrarily bend, be difficult breaking, safe, lightweight, thickness of thin, to battery core capacity
The small advantage of influence.
Brief description of the drawings
Fig. 1 is the structure sectional view of the general battery of the present invention.
The partial enlarged drawing that Fig. 2 is A in Fig. 1.
Fig. 3 is the structure decomposition figure of the general battery of the present invention.
Fig. 4 is the package assembly exploded view of anode end cap and circuit board module in the present invention.
In figure：1- battery containers；11- slot rollings；2- lithium-ion electric cores；21- anode ears；3- circuit board modules；31- grafting
Groove；4- anode end caps；5- insulated enclosure circles；6- FPCs；61- connection-pegs；62- positive pole lead wires；63- negative poles, which draw, to be connect
Line.
Embodiment
To make technical scheme and advantage clearer, below in conjunction with specific embodiment and Figure of description,
Technical scheme is clearly and completely described, it is clear that described embodiment is that a part of the invention is implemented
Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creativeness
The every other embodiment obtained under the premise of work, belongs to the scope of protection of the invention.
As shown in Fig. 1 ~ 4, the Universal rechargeable battery that a kind of use lithium-ion electric core is constituted, including battery container 1, lithium from
Sub- battery core 2, circuit board module 3, anode end cap 4 and insulated enclosure circle 5, lithium-ion electric core 2, circuit board module 3, anode end cap 4
Press and be assembled in battery container 1 successively with insulated enclosure circle 5, in addition to FPC 6, the anode ear of lithium-ion electric core 2
21 and negative electrode lug be electrically connected with respectively with FPC 6, FPC 6 by way of grafting with the electricity of circuit board module 3
Property connection.
In the present embodiment, lithium-ion electric core 2 is the casing insulation lithium in parallel of monomer casing insulation lithium-ion electric core 2 or multiple
Ion battery core 2.
In the present embodiment, the two sides of circuit board module 3, which is welded, charge-discharge control circuit, charge-discharge control circuit include according to
The discharge cut-off voltage of the lithium-ion electric core 2 detection circuit of secondary connection, the low battery voltage detecting circuit of lithium-ion electric core 2, controllable ginseng
Number adjusting and voltage-reduction switch mu balanced circuit, output voltage feedback adjustment circuit, charging access circuit etc..Wherein, circuit board module 3 is main
Indicated for cell charge protection, charging, can be also used for discharge prevention, short-circuit protection, Cross prevention and the control of battery
Output voltage.
In the present embodiment, FPC 6 is provided with connection-peg 61, and circuit board module 3 is provided with mutually fits with connection-peg 61
The inserting groove 31 matched somebody with somebody；Coordinated by the grafting of connection-peg 61 and inserting groove 31, realize FPC 6 and circuit board module 3
It is electrically connected with, this operating process is similar to the connectivity port that the crystal head of netting twine is plugged on to computer or router, simple to operate
It is convenient, and after the insertion of FPC 6, by the snap action of latch part, can prevent FPC 6 from being acted on de- by external force
From circuit board module 3.
In the present embodiment, FPC 6 include positive pole lead wire 62 and negative pole lead wire 63, one end of positive wire with
Anode ear 21 is connected, and one end of negative wire is connected with negative electrode lug, the other end of positive pole lead wire 62 and negative pole lead wire 63
The other end is connected with connection-peg 61 respectively.
In the present embodiment, anode ear 21 and negative electrode lug are separately positioned on the two ends of lithium-ion electric core 2, and anode ear 21 passes through weldering
The mode connect is connected with positive pole lead wire 62, and negative electrode lug is connected by way of welding with negative pole lead wire 63.
In the present embodiment, anode end cap 4 is fixed on by way of welding on circuit board module 3, so convenient follow-up
PACK process automations are operated, while on the one hand anode end cap 4 increases cooling electronic component area, by the work of circuit board module 3
As when the heat that produces be conducted to the external world；On the other hand electromagnetic shielding is formed, the high frequency component of circuit board module 3 can be prevented
Interference to external world, makes battery disturb when using and influence less.
In the present embodiment, battery container 1 is provided with for fixing lithium-ion electric core 2 in one end close to anode end cap 4
Slot rolling 11, circuit board module 3 is located between slot rolling 11 and anode end cap 4.The structure of slot rolling 11 is set, lithium-ion electric can also be positioned
The relative position of core 2 and circuit board module 3, and insulating washer between anode end cap 4 and battery container 1 coordinates circuit board
Module 3 is fixed, without any welding.
In the present embodiment, insulated enclosure circle 5 include the first seal and from the axial end of the first seal vertically
The second raised seal, the first seal is used to extrude permanent circuit plate module 3 between slot rolling 11 and battery container 1, the
Two seals are used to isolate battery container 1 and anode end cap 4.
Fill mode compared to the system that the existing positive and negative lug by battery core and circuit board module 3 are welded, the present invention by
Finished product battery core sets the FPC 6 that the positive and negative lug with battery core is electrically connected with, and makes side of the FPC 6 by grafting
Formula is connected with circuit board module 3, and this, as connector, realizes and connected with the quick of circuit board module 3 equivalent to using FPC 6
Connect, so simple to operate, secure and reliable connection, automated production can be achieved, production efficiency can not only be improved, cost is reduced,
And ensure that homogeneity of product is good, reliability is high；In addition, compared to connecting materials such as nickel sheet, FPC 6 has can
Arbitrarily bend, be difficult breaking, safe, lightweight, thickness of thin, the advantage small to battery core capacity impact.
In addition, the present invention also provides a kind of assemble method for the Universal rechargeable battery that use lithium-ion electric core is constituted, its
Comprise the following steps：
Step 1: anode ear 21 and negative pole lug welding by FPC 6 respectively with lithium-ion electric core 2, and by circuit board module
Block 3 is welded with anode end cap 4；
Step 2: lithium-ion electric core 2 is inserted in battery container 1, and lithium-ion electric core 2 is fixed by the process of slot rolling 11；
Step 3: FPC 6 is connected by way of grafting with circuit board module 3, then by circuit board module 3 and just
Extreme lid 4 is inserted in battery container 1, and carries out pressing fixation by insulated enclosure circle 5, is finally sealed using press seal, i.e.,
Obtain product.
Wherein, sealing can prevent existing side seal mode to be also easy to produce metal fragment and influence product by the way of press seal
Reliability；Meanwhile, the mode of press seal is hardly damaged the electronic device in circuit board module 3, effectively improves the yield rate of production.
Preferably, in step one by FPC 6 respectively with the anode ear 21 of lithium-ion electric core 2 and negative pole lug welding
Method includes pre-add solder step, contraposition contact procedure, hot pressing connects step and is cooled and shaped step successively；
Pre-add solder step is that solder and scaling powder are pre-coated with the pad of FPC 6；Solder be pure tin solder,
Tin-lead solder, silver solder, spelter solder or other solders；
Contraposition contact procedure is to contact FPC 6 with anode ear 21 and the negative electrode lug contraposition of lithium-ion electric core 2 respectively；
Hot pressing connects step is that the pad of FPC 6 is heated by thermal head in hot press, melts the solder on pad
It is connected respectively with anode ear 21 and negative electrode lug after melting；
Being cooled and shaped step is, after hot pressing connects step terminates, and fast cooling shaping is carried out to the solder of junction.
Preferably, in hot pressing connects step, solder temperature at pad is 200 ~ 250 DEG C, thermal head is persistently incubated 2 ~
20s, the pressure of thermal head is 1.5 ~ 5kgf/cm2。
Compared to the assembling mode of existing general battery, assembling mode of the invention is simple to operate, with low cost, gained
Homogeneity of product is high, safe and reliable, and can be automated assembling, is suitable for enterprise's large-scale production.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in above-mentioned embodiment, every those skilled in the art exist
Made any conspicuously improved, replacement or modification belong to protection scope of the present invention on the basis of the present invention.This
Outside, although having used some specific terms in this specification, these terms merely for convenience of description, not to the present invention
Constitute any limitation.
Claims (11)
1. the Universal rechargeable battery that a kind of use lithium-ion electric core is constituted, including battery container, lithium-ion electric core, circuit board module
Block, anode end cap and insulated enclosure circle, the lithium-ion electric core, the circuit board module, the anode end cap and the insulation
Sealing ring is pressed successively to be assembled in the battery container, it is characterised in that：Also include FPC, the lithium-ion electric core
Anode ear and negative electrode lug be electrically connected with respectively with the FPC, the FPC is by way of grafting and institute
State circuit board module electric connection.
2. the Universal rechargeable battery that use lithium-ion electric core according to claim 1 is constituted, it is characterised in that：It is described soft
Property wiring board is provided with connection-peg, and the circuit board module is provided with the inserting groove being adapted with the connection-peg.
3. the Universal rechargeable battery that use lithium-ion electric core according to claim 2 is constituted, it is characterised in that：It is described soft
Property wiring board include positive pole lead wire and negative pole lead wire, one end of the positive wire is connected with the anode ear, described to bear
One end of pole lead is connected with the negative electrode lug, the other end point of the other end of the positive pole lead wire and the negative pole lead wire
It is not connected with the connection-peg.
4. the Universal rechargeable battery that use lithium-ion electric core according to claim 3 is constituted, it is characterised in that：It is described just
Lug and the negative electrode lug are separately positioned on the two ends of the lithium-ion electric core, the anode ear by way of welding with it is described
Positive pole lead wire is connected, and the negative electrode lug is connected by way of welding with the negative pole lead wire.
5. the Universal rechargeable battery that use lithium-ion electric core according to claim 1 is constituted, it is characterised in that：It is described just
Extremely cover and be fixed on by way of welding on the circuit board module.
6. the Universal rechargeable battery that use lithium-ion electric core according to claim 1 is constituted, it is characterised in that：The electricity
Pond housing is provided with the slot rolling for fixing the lithium-ion electric core, the circuit board module in one end close to the anode end cap
Block is located between the slot rolling and the anode end cap.
7. the Universal rechargeable battery that use lithium-ion electric core according to claim 6 is constituted, it is characterised in that：It is described exhausted
Edge sealing ring includes the first seal and raised vertically the second seal from the axial end of first seal, institute
Stating the first seal is used to extrude permanent circuit plate module between the slot rolling and the battery container, second seal
For isolating the battery container and the anode end cap.
8. the Universal rechargeable battery that use lithium-ion electric core according to claim 1 is constituted, it is characterised in that：The lithium
Ion battery core is monomer casing insulation lithium-ion electric core or multiple casing insulation lithium-ion electric cores in parallel.
9. a kind of assembling for the Universal rechargeable battery that use lithium-ion electric core according to any one of claim 1 ~ 8 is constituted
Method, it is characterised in that comprise the following steps：
Step 1: anode ear and negative pole lug welding by FPC respectively with lithium-ion electric core, and by circuit board module with
Anode end cap is welded；
Step 2: lithium-ion electric core is inserted in battery container, and lithium-ion electric core is fixed by slot rolling process；
Step 3: FPC is connected by way of grafting with circuit board module, then by circuit board module and positive pole
End cap is inserted in battery container, and carries out pressing fixation by insulated enclosure circle, is finally sealed, that is, is produced using press seal
Product.
10. the assemble method for the Universal rechargeable battery that use lithium-ion electric core according to claim 9 is constituted, its feature
It is：FPC is included in advance successively with the anode ear of lithium-ion electric core and the method for negative pole lug welding respectively in step one
It is welded with material step, contraposition contact procedure, hot pressing connects step and is cooled and shaped step；
The pre-add solder step is that solder and scaling powder are pre-coated with the pad of FPC；
The contraposition contact procedure is to contact FPC with anode ear and the negative electrode lug contraposition of lithium-ion electric core respectively；
The hot pressing connects step is that FPC pad is heated by thermal head in hot press, makes the weldering on pad
It is connected respectively with anode ear and negative electrode lug after material melting；
The cooling and shaping step is that after hot pressing connects step terminates, the solder of junction is cooled and shaped.
11. the assemble method for the Universal rechargeable battery that use lithium-ion electric core according to claim 10 is constituted, it is special
Levy and be：In the hot pressing connects step, the solder temperature at pad is 200 ~ 250 DEG C, and thermal head is persistently incubated 2 ~ 20s, heat
The pressure of pressure head is 1.5 ~ 5kgf/cm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710656836.0A CN107275557A (en) | 2017-08-03 | 2017-08-03 | Universal rechargeable battery and its assemble method that a kind of use lithium-ion electric core is constituted |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656836.0A CN107275557A (en) | 2017-08-03 | 2017-08-03 | Universal rechargeable battery and its assemble method that a kind of use lithium-ion electric core is constituted |
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| CN107706444A (en) * | 2017-11-06 | 2018-02-16 | 惠州亿纬锂能股份有限公司 | A kind of battery core assembling structure and the USB rechargeable batteries using the structure |
| CN108284263A (en) * | 2018-01-22 | 2018-07-17 | 力创(台山)电子科技有限公司 | A kind of welding procedure of lithium battery connector |
| CN109830635A (en) * | 2019-01-25 | 2019-05-31 | 东莞市海商泰通讯科技有限公司 | The capping processing technology of 1 to No. 7 solid lithium ion battery |
| CN109962202A (en) * | 2019-03-15 | 2019-07-02 | 福建南平南孚电池有限公司 | Rechargeable battery with electrically-conductive backing plate |
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| CN109962202B (en) * | 2019-03-15 | 2024-03-05 | 福建南平南孚电池有限公司 | Rechargeable battery with conductive substrate |
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| CN111463373B (en) * | 2020-03-10 | 2022-03-18 | 深圳先进储能材料国家工程研究中心有限公司 | Lithium ion secondary battery |
| CN111463374B (en) * | 2020-03-10 | 2022-03-18 | 深圳先进储能材料国家工程研究中心有限公司 | Lithium ion secondary battery |
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| CN111463373A (en) * | 2020-03-10 | 2020-07-28 | 深圳先进储能材料国家工程研究中心有限公司 | Lithium ion secondary battery |
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