CN109671877A - A kind of battery containing soft pack cell - Google Patents
A kind of battery containing soft pack cell Download PDFInfo
- Publication number
- CN109671877A CN109671877A CN201811485071.XA CN201811485071A CN109671877A CN 109671877 A CN109671877 A CN 109671877A CN 201811485071 A CN201811485071 A CN 201811485071A CN 109671877 A CN109671877 A CN 109671877A
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- China
- Prior art keywords
- tab
- soft pack
- pack cell
- film layer
- plastic
- 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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- 238000007789 sealing Methods 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 50
- 239000003792 electrolyte Substances 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000007731 hot pressing Methods 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 238000005530 etching Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 7
- 210000004027 cell Anatomy 0.000 description 82
- 210000005056 cell body Anatomy 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/216—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for button or coin cells
-
- 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
-
- 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
- H01M50/543—Terminals
-
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention discloses a kind of battery containing soft pack cell, including upper cover, soft pack cell, lower cover and bracket, the soft pack cell includes soft pack cell ontology, the first tab and the second tab, first tab and second tab end are respectively positioned on the soft pack cell ontology periphery and its free end extends outwardly, first tab is fixedly connected with the upper cover or the lower cover, second tab is fixedly connected with the lower cover or the upper cover, and the upper cover and lower cover sealing are connected in the rack side wall top and bottom.A kind of battery containing soft pack cell of the invention reduces the risk of upper cover and lower cover etching problem He the battery drain solution liquid, improves service life, while not having the security risks such as short circuit, improves the safety of the battery, improves product quality and user experience.
Description
Technical field
The present invention relates to a kind of batteries, more particularly to a kind of battery containing soft pack cell.
Background technique
Existing part button cell is that have electrolyte in steel shell, and structure has the risk of leakage, and electrolyte is possible to
Corrode steel shell, lead to the thinning leakage of steel shell, safety reduces.Such inside battery has the risk of short circuit, and battery is caused to play drum,
Expansion, fever etc., since such battery is usually used in dressing on product such as earphone, and direct body contact, once occur above-mentioned existing
As often generating human body compared with major injury, safety accident occur.Existing soft-package battery use is dressed in earphone sound equipment class and is produced
When on product, to using the product of the battery that can generate electromagnetic interference, product quality and user experience are reduced.
Summary of the invention
The present invention is completed to solve in the prior art insufficient, and the object of the present invention is to provide one kind to contain Soft Roll
The battery of battery core improves its advantage is that reducing the risk of upper cover and lower cover etching problem He the battery drain solution liquid and uses the longevity
Life, while the security risks such as short circuit are not had, the safety of the battery is improved, product quality and user experience are improved.
A kind of battery containing soft pack cell of the invention, including upper cover, soft pack cell, lower cover and bracket, the Soft Roll electricity
Core includes soft pack cell ontology, the first tab and the second tab, and first tab and second tab end are respectively positioned on institute
It states soft pack cell ontology periphery and its free end extends outwardly, first tab and the upper cover or the lower cover, which are fixed, to be connected
It connects, second tab is fixedly connected with the lower cover or the upper cover, and the upper cover and the lower cover seal clamping respectively
In in the rack side wall top and bottom.
A kind of battery containing soft pack cell of the invention may also is that
The rack side wall upper end offers the first groove of opening upwards, and it is recessed that the upper cover sealing is connected in described first
In slot.
The rack side wall lower end opens up the second groove that Open Side Down, and the lower cover sealing is connected in second groove
It is interior.
First tab and second tab from soft pack cell body peripheral top or middle part or lower part to
Outer extension.
The soft pack cell ontology is in arbitrary shape, and the rolling piece that volume is set to center, institute are provided in the soft pack cell
It states the first tab and second tab end is fixedly connected on the rolling piece, first tab and second pole
Ear upper and lower surface passes through gel and is fixedly connected on the soft pack cell body peripheral and from the soft pack cell body peripheral
It extends radially outwardly.
The soft pack cell ontology includes upper plastic-aluminum film layer, lower plastic-aluminum film layer and electrolyte, the upper plastic-aluminum film layer and institute
State between lower plastic-aluminum film layer edge by seal hot pressing be fixedly connected, the electrolyte level in the upper plastic-aluminum film layer and it is described under
Plastic-aluminum film layer, which is enclosed, to be set in the cavity to be formed, and first tab end upper and lower surface passes through gel and is adhered to the upper plastic-aluminum
In film layer and the lower plastic-aluminum film layer.
The upper plastic-aluminum film layer outer periphery, which extends radially outwardly, is provided with extended layer, the lower plastic-aluminum film layer outer periphery diameter
It is provided with lower extended layer to extending outwardly, hot pressing is sealed between the upper extended layer and the lower extended layer and is fixedly connected.
Flip vertical, the vertically downwards bending and to the soft pack cell body bottom portion upwards in turn of first tab end
Center bending, flip vertical is bent in the soft pack cell bodies top with lateral upwards in turn for second tab end
The heart.
First tab lower surface and second tab upper surface are bonded with insulator.
The upper cover and the lower cover are the metal layer made of electromagnetic shielding material.
A kind of battery containing soft pack cell of the invention, including upper cover, soft pack cell, lower cover and bracket, the Soft Roll electricity
Core includes soft pack cell ontology, the first tab and the second tab, and first tab and second tab end are respectively positioned on institute
It states soft pack cell ontology periphery and its free end extends outwardly, first tab and the upper cover or the lower cover, which are fixed, to be connected
It connects, second tab is fixedly connected with the lower cover or the upper cover, and the upper cover and the lower cover seal clamping respectively
In in the rack side wall top and bottom.In this way, soft pack cell includes soft pack cell ontology, the first tab and the second tab,
First tab and the second tab are located at soft pack cell ontology middle part, the first tab and the second tab from diameter in the middle part of soft pack cell ontology
To extending outwardly.Wherein, the first tab and the second tab can be symmetrical arranged, and asymmetric can also be arranged, the first tab and the
The specific location of two tabs is set, and can be set according to the actual situation.Root is arranged in the length of first tab and the second tab
It is set according to actual conditions.First tab free end is located at soft pack cell body upper part and is fixedly connected with upper cover, the first pole
Connection between ear and upper cover can be other connection types or the first tab free end is located at soft pack cell body bottom portion
And be fixedly connected with lower cover, the connection between the first tab and lower cover can be other connection types.Second tab free end
It is fixedly connected positioned at soft pack cell bodies top upper end and with upper cover, the second tab is fixedly connected with upper cover, and connection can be
Other connection types or the second tab free end are located at soft pack cell body bottom portion and are fixedly connected with lower cover, the second pole
Connection between ear and lower cover can be other connection types.First tab and the second tab specifically bend and overturn mode all
It is not particularly limited, is connected as long as can be finally completed between the first tab free end and lower cover, the second tab free end and upper cover
?.Upper cover is equivalent to the anode of battery, and perhaps cathode lower cover is equivalent to the cathode or anode of battery, upper cover and lower cover according to
Actual conditions determine the anode or cathode of battery.The first tab on soft pack cell is positive or negative pole, and the second tab is
Cathode or anode, the first tab and the setting of the second tab positive or negative pole, are arranged according to upper cover and lower cover positive or negative pole.Bracket
Connection function is played, upper cover and lower cover can be sealedly connected；Bracket also functions to insulating effect simultaneously, prevents upper cover and lower cover
Between contact, generate short-circuit risks etc..Electrolyte level is directly installed in accommodating chamber in soft pack cell ontology, is dropped
The low risk of upper cover and lower cover etching problem and the battery drain solution liquid, improves service life, while improving the peace of the battery
Quan Xing.Such as battery is for that can reduce the leakage risk of the battery when dressing in product such as earphone.One kind of the invention contains Soft Roll
The battery of battery core, have the advantage, that reduces upper cover and lower cover etching problem and battery leakage in terms of existing technologies
The risk of electrolyte, improves service life, while not having the security risks such as short circuit, improves the safety of the battery, improves and produces
Quality and user experience.
Detailed description of the invention
A kind of battery explosion schematic diagram containing soft pack cell of Fig. 1 present invention.
A kind of battery cross sectional schematic diagram containing soft pack cell of Fig. 2 present invention.
Figure number explanation
1, upper cover；2, soft pack cell；21, soft pack cell ontology；211, upper plastic-aluminum film layer；212, lower plastic-aluminum film layer；22,
One tab；23, the second tab；24, gel；3, lower cover；4, bracket；41, the first groove；42, the second groove；5, insulator.
Specific embodiment
Fig. 1 to Fig. 2 with reference to the accompanying drawing is described in further detail a kind of battery containing soft pack cell of the invention.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, including upper cover 1, Soft Roll electricity
Core 2, lower cover 3 and bracket 4, the soft pack cell 2 includes soft pack cell ontology 21, the first tab 22 and the second tab 23, described
First tab 22 and 23 end of the second tab are respectively positioned on 21 periphery of soft pack cell ontology and its free end extends outwardly,
First tab 22 and the upper cover 1 perhaps the lower cover 3 be fixedly connected second tab 23 and the lower cover 3 or
The upper cover 1 is fixedly connected, and the upper cover 1 and the sealing of the lower cover 3 are connected in 4 sidewall upper of bracket and lower end.This
Sample, soft pack cell 2 include soft pack cell ontology 21, the first tab 22 and the second tab 23, the first tab 22 and the second tab 23
Positioned at 21 middle part of soft pack cell ontology, the first tab 22 and the second tab 23 radially outward prolong from 21 middle part of soft pack cell ontology
It stretches.Wherein, the first tab 22 and the second tab 23 can be symmetrical arranged, and asymmetric can also be arranged, the first tab 22 and second
The specific location of tab 23 is set, and can be set according to the actual situation.The length of first tab 22 and the second tab 23 is set
It sets and is set according to the actual situation.First tab, 22 free end is located at 21 top of soft pack cell ontology and fixes with upper cover 1 and connects
It connects, the connection between the first tab 22 and upper cover 1 can be other connection types or 22 free end of the first tab positioned at soft
It 21 bottom of packet battery core body and is fixedly connected with lower cover 3, the connection between the first tab 22 and lower cover 3 can be other connections
Mode.Second tab, 23 free end is located at 21 top upper end of soft pack cell ontology and is fixedly connected with upper cover 1, the second tab 23 with
Upper cover 1 is fixedly connected, and connection can be other connection types or 23 free end of the second tab is located at soft pack cell ontology
It 21 bottoms and is fixedly connected with lower cover 3, the connection between the second tab 23 and lower cover 3 can be other connection types.First
Specifically bending and overturning mode are all not particularly limited for tab 22 and the second tab 23, as long as the first tab 22 can be finally completed certainly
By being connected between end and lower cover 3,23 free end of the second tab and upper cover 1.Upper cover 1 is equivalent to the anode or negative of battery
Pole, lower cover 3 be equivalent to the cathode of battery perhaps anode upper cover 1 and lower cover 3 determine according to the actual situation battery anode or
Cathode.The first tab 22 on soft pack cell 2 is positive or negative pole, and the second tab 23 is cathode or anode, 22 He of the first tab
The setting of second tab, 23 positive or negative pole, is arranged according to upper cover 1 and 3 positive or negative pole of lower cover.Bracket 4 plays connection function, energy
Upper cover 1 and lower cover 3 are sealedly connected；Bracket 4 also functions to insulating effect simultaneously, prevents from contacting between upper cover 1 and lower cover 3,
Generate short-circuit risks etc..Electrolyte level is directly installed in accommodating chamber in soft pack cell ontology 21, reduces upper cover
1 and 3 etching problem of lower cover and the battery drain solution liquid risk, improve service life, while improving the safety of the battery.Such as
The battery is for that can reduce the leakage risk of the battery when dressing in product such as earphone.It is of the invention a kind of containing soft pack cell
Battery, have the advantage, that reduces upper cover 1 and 3 etching problem of lower cover and the battery drain solution in terms of existing technologies
The risk of liquid, improves service life, while not having the security risks such as short circuit, improves the safety of the battery, improves product matter
Amount and user experience.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that 4 sidewall upper of bracket offers the first groove 41 of opening upwards, the sealing of upper cover 1 clamping
In in first groove 41.In this way, the first groove 41 is located in 4 sidewall upper of bracket, upper cover 1 is connected to the first groove 41
It is interior.By the way that the first groove 41 is arranged, facilitate upper cover 1 that can be stably installed in the first groove 41 of bracket 4.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that 4 side wall lower ends of bracket open up the second groove 42 that Open Side Down, the sealing of lower cover 3 is connected in
In second groove 42.In this way, the second groove 42 is located in 4 side wall lower ends of bracket, lower cover 3 is connected in the second groove 42.
By the way that the second groove 42 is arranged, facilitate lower cover 3 that can be stably installed in the second groove 42 of bracket 4.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that first tab 22 and second tab 23 from the 21 periphery top of soft pack cell ontology or
Middle part or lower part extend outwardly.In this way, the first tab 22 and the second tab 23 are from 21 periphery top of soft pack cell ontology or middle part
Or extend radially outwardly at lower part, i.e., demand different according to soft pack cell 2, to select the first tab 22 in different location
With the soft pack cell 2 of the second tab 23.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that the soft pack cell ontology 21 is in arbitrary shape, volume is provided in the soft pack cell 2 and is set to center
Rolling piece, first tab 22 and 23 end of the second tab are fixedly connected on the rolling piece, first pole
Ear 22 and 23 upper and lower surface of the second tab pass through gel 24 be fixedly connected on 21 periphery of soft pack cell ontology and
Extend outwardly from 21 outer periphery of soft pack cell ontology.In this way, 21 shape of soft pack cell ontology is in arbitrary shape, as long as energy
Soft pack cell ontology 21 can be placed in upper cover 1 and lower cover 3.Soft pack cell 21 can fit into be cylindric
The shape of 3 shape of upper cover 1 and lower cover, meanwhile, but also the space that soft pack cell 2 occupies accommodating chamber is smaller, save space.First
It is stretched out on the rolling piece that the free end of tab 22 and the free end of the second tab 23 are arranged inside soft pack cell ontology 21, first
Tab 22 and the second tab 23, which can be symmetrical arranged from rolling piece two sides, to be stretched out, and asymmetric can also be arranged.The circle of rolling piece one one
Circle is wound around inside soft pack cell ontology 21, is wound by anode pole piece, diaphragm and cathode pole piece and to be formed, diaphragm, which plays, to be prevented
The effect of anode pole piece and cathode pole piece short circuit.First tab 22 be connected on positive (negative) pole piece and the second tab 23 be connected to it is negative
(just) on pole piece, specific location can be configured according to the actual situation, facilitate the company between soft pack cell 2 and other components
It connects.First tab 22 is bonded gel 24, tab from the upper and lower surfaces of 21 central projection of soft pack cell ontology
24 upper and lower surface of glue has a cementability, and the first tab 22 by gel 24 is bonded in 21 middle part of soft pack cell ontology and from Soft Roll
Extend outwardly in the middle part of battery core body 21；Second tab 23 by gel 24 is bonded in the middle part of soft pack cell ontology 21 and from Soft Roll
Extend outwardly in the middle part of battery core body 21.By the way that gel 24 is arranged, prevent the first tab 22 and the second tab 23 and soft pack cell
The contact of ontology 21, plays insulating effect.Further preferred technical solution are as follows: the soft pack cell ontology 21 includes upper plastic-aluminum
Film layer 211, lower plastic-aluminum film layer 212 and electrolyte lead between the upper plastic-aluminum film layer 211 and lower 212 edge of plastic-aluminum film layer
It crosses sealing hot pressing to be fixedly connected, the electrolyte level is enclosed to set and be formed in the upper plastic-aluminum film layer 211 and the lower plastic-aluminum film layer 212
Cavity in, the 22 end upper and lower surface of the first tab passes through gel 24 and is adhered to the upper plastic-aluminum film layer 211 and institute
It states in lower plastic-aluminum film layer 212.It sets to form cavity and on the whole shape in this way, enclosing between upper plastic-aluminum film layer 211 and lower plastic-aluminum film layer 212
At cylindric, electrolyte is filled in cavity.In the cavity by electrolyte setting, it rather than is directly installed in accommodating chamber, drops
The low risk of upper cover 1 and 3 etching problem of lower cover and the battery drain solution liquid, improves service life.Upper plastic-aluminum film layer 211 is under
Mutual package and upper plastic-aluminum film layer 211 is connected by hot pressing mode with lower 212 edge of plastic-aluminum film layer between plastic-aluminum film layer 212,
So that connect between the two it is even closer, for accommodating electrolyte.First tab, 22 end upper surface by gel 24 with it is upper
211 bonding connection of plastic-aluminum film layer；First tab, 22 end lower surface passes through gel 24 and lower 212 bonding connection of plastic-aluminum film layer,
So that the first tab 22 and upper plastic-aluminum film layer 211 and the equal bonding connection of lower plastic-aluminum film layer 212 and playing insulating effect simultaneously.Second
23 end upper surface of tab passes through gel 24 and upper 211 bonding connection of plastic-aluminum film layer；Second tab, 23 end lower surface passes through
Gel 24 and lower 212 bonding connection of plastic-aluminum film layer, so that the second tab 23 and upper plastic-aluminum film layer 211 and lower plastic-aluminum film layer 212
Equal bonding connection and insulating effect is played simultaneously.Electrolyte is packed into soft pack cell ontology 2121, can reach prevents the battery
Leak the risk of electrolyte；Such as cell diameter is 12mm, and when cell height is 5.4mm, which can reach 50mAh；It should
Cell diameter is 14mm, and when cell height is 5.4mm, which can reach 65mAh；The cell diameter is 10mm, battery
When height is 5.4mm, which can reach 40mAh.Technical solution still more preferably are as follows: the upper plastic-aluminum film layer
211 peripheries, which extend radially outward, is provided with extended layer, and lower 212 periphery of plastic-aluminum film layer, which extends radially outward, to be provided with
Lower extended layer seals hot pressing and is fixedly connected between the upper extended layer and the lower extended layer.In this way, upper extended layer passes through upper aluminium
211 neighboring of plastic film layer extends outward to form, and lower extended layer is extended outward to form by lower 212 neighboring of plastic-aluminum film layer
, be fixedly connected between upper extended layer and lower extended layer by hot pressing so that upper plastic-aluminum film layer 211 and lower plastic-aluminum film layer 212 it
Between can more closely be combined together, prevent leakage electrolyte.Soft pack cell 2 is assembled into the cell cover 1 and lower cover 3
When, upper extended layer and lower extended layer can be folded and are turned on soft pack cell ontology 21, so that it may save the inside of the battery
Space enables the capacity of battery core to accomplish to maximize.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that 22 end of the first tab flip vertical, vertically downwards bending and to Soft Roll electricity upwards in turn
The bending of 21 bottom centre of core ontology, flip vertical and lateral bending are electric in the Soft Roll upwards in turn for 23 end of the second tab
21 top center of core ontology.In this way, the upward flip vertical in 22 end of the first tab, then vertical bending downwards, bends vertically
Overhead height is identical as 21 overhead height of soft pack cell ontology, and 22 lower end of the first tab is vertically curved to 21 bottom of soft pack cell ontology
Then folding is fixed on lower cover 3 by 22 free end of the first tab, complete the connection between the first tab 22 and lower cover 3.First
The mode of overturning and the bending of tab 22 is not limited to aforesaid way, connect as long as the first tab 22 can be completed with lower cover 3.The
Then the upward flip vertical in two tabs, 23 end passes through the second tab 23 then to the vertical bending in 21 top of soft pack cell ontology
Free end is fixed in upper cover 1, completes the connection between the second tab 23 and upper cover 1.The overturning of second tab 23 and bending
Mode is not limited to aforesaid way, connect as long as the second tab 23 can be completed with upper cover 1.Even more preferably, the first tab 22
By being spot welded on lower cover 3, the second tab 23 in upper cover 1, is welded more accurate and stronger by laser spot welding.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that 22 lower surface of the first tab and 23 upper surface of the second tab are bonded with insulator 5.This
Sample, insulator 5 have insulation performance, and insulator 5 is bonded on 23 upper surface of 22 lower surface of the first tab and the second tab, and first
Insulator 5 on tab 22 prevents the first tab 22 from puncturing 21 lower part of soft pack cell ontology, reduces leakage electrolyte and reduces electric leakage
Risk occurs.Insulator 5 on second tab 23 prevents the second tab 23 from puncturing 21 top of soft pack cell ontology, reduces electric leakage solution
Liquid and reduce leakage risk.Such as the battery is used in earphone sound equipment wearing class product, the battery drain can be reduced
Risk improves the safe handling of the battery.5 installation site of insulator connect with the first tab 22 with upper cover 1 or lower cover 3,
Two tabs 23 connect related with lower cover 3 or upper cover 1.Even more preferably, insulator 5 is high-temp glue, and wherein high-temp glue not only rises
It to preferable insulation performance, while can also prevent the first tab 22 and the second tab 23 from puncturing soft pack cell 2, reduce leakage electrolyte
With reduce leakage risk.
A kind of battery containing soft pack cell of the invention please refers to the related each figure of Fig. 1 to Fig. 2, in front technical solution
On the basis of it may also is that the upper cover 1 and the lower cover 3 are the metal layer made of electromagnetic shielding material.In this way, metal layer
It is made of electromagnetic shielding material, wherein metal layer can play the role of anti-electromagnetic signal, i.e. upper cover 1 and lower cover 3 makes the battery
Electromagnetic interference signal will not be generated, which is particularly suitable for on the demanding product of electromagnetic interference, as earphone sound equipment class is worn
It wears in product, electromagnetic interference signal will not be generated, electromagnetic interference will not be generated to the product for using the battery, improve product quality
And user experience.
It is above-mentioned that only several specific embodiments in the present invention are illustrated, but can not be as protection model of the invention
Enclose, it is all according to the present invention in design spirit made by equivalent change or modification or equal proportion zoom in or out, should all
Think to fall into protection scope of the present invention.
Claims (10)
1. a kind of battery containing soft pack cell, it is characterised in that: including upper cover (1), soft pack cell (2), lower cover (3) and bracket
(4), the soft pack cell (2) includes soft pack cell ontology (21), the first tab (22) and the second tab (23), first pole
Ear (22) and second tab (23) end are respectively positioned on soft pack cell ontology (21) periphery and its free end extends outwardly,
First tab (22) is fixedly connected with the upper cover (1) or the lower cover (3), second tab (23) and it is described under
Lid (3) or the upper cover (1) are fixedly connected, and the upper cover (1) and the lower cover (3) seal be connected in the bracket respectively
(4) in sidewall upper and lower end.
2. a kind of battery containing soft pack cell according to claim 1, it is characterised in that: bracket (4) sidewall upper
The first groove (41) of opening upwards is offered, upper cover (1) sealing is connected in first groove (41).
3. a kind of battery containing soft pack cell according to claim 1, it is characterised in that: bracket (4) side wall lower ends
The second groove (42) that Open Side Down is opened up, lower cover (3) sealing is connected in second groove (42).
4. a kind of battery containing soft pack cell according to claim 1, it is characterised in that: first tab (22) and institute
The second tab (23) is stated to extend outwardly from soft pack cell ontology (21) the periphery top or middle part or lower part.
5. a kind of battery containing soft pack cell described in -4 any one claims according to claim 1, it is characterised in that: institute
Soft pack cell ontology (21) are stated in arbitrary shape, are provided with the rolling piece that volume is set to center in the soft pack cell (2), described the
One tab (22) and second tab (23) end are fixedly connected on the rolling piece, first tab (22) and institute
State the second tab (23) upper and lower surface pass through gel (24) be fixedly connected on soft pack cell ontology (21) periphery and from
Soft pack cell ontology (21) outer periphery extends outwardly.
6. a kind of battery containing soft pack cell according to claim 5, it is characterised in that: the soft pack cell ontology (21)
Including upper plastic-aluminum film layer (211), lower plastic-aluminum film layer (212) and electrolyte, the upper plastic-aluminum film layer (211) and the lower aluminum plastic film
Layer (212) edge between by sealing hot pressing be fixedly connected, the electrolyte level in the upper plastic-aluminum film layer (211) and it is described under
Plastic-aluminum film layer (212), which is enclosed, to be set in the cavity to be formed, and it is viscous that the first tab (22) end upper and lower surface passes through gel (24)
It is connected on the upper plastic-aluminum film layer (211) and the lower plastic-aluminum film layer (212).
7. a kind of battery containing soft pack cell according to claim 6, it is characterised in that: the upper plastic-aluminum film layer (211)
Periphery, which extends radially outward, is provided with extended layer, and lower plastic-aluminum film layer (212) periphery, which extends radially outward, to be provided with
Lower extended layer seals hot pressing and is fixedly connected between the upper extended layer and the lower extended layer.
8. a kind of battery containing soft pack cell according to any one of claims 1-4, it is characterised in that: first pole
Ear (22) end upwards in turn flip vertical, vertically downwards bending and to soft pack cell ontology (21) bottom centre bend,
Flip vertical is bent with lateral in soft pack cell ontology (21) top center upwards in turn for second tab (23) end.
9. a kind of battery containing soft pack cell described in -4 any one claims according to claim 1, it is characterised in that: institute
It states the first tab (22) lower surface and second tab (23) upper surface and is bonded with insulator (5).
10. a kind of battery containing soft pack cell described in -4 any one claims according to claim 1, it is characterised in that:
The upper cover (1) and the lower cover (3) are the metal layer made of electromagnetic shielding material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811485071.XA CN109671877A (en) | 2018-12-06 | 2018-12-06 | A kind of battery containing soft pack cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811485071.XA CN109671877A (en) | 2018-12-06 | 2018-12-06 | A kind of battery containing soft pack cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109671877A true CN109671877A (en) | 2019-04-23 |
Family
ID=66144695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811485071.XA Pending CN109671877A (en) | 2018-12-06 | 2018-12-06 | A kind of battery containing soft pack cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109671877A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564583A (en) * | 2020-03-31 | 2020-08-21 | 惠州市恒泰科技股份有限公司 | Button battery and preparation method thereof |
| WO2021217592A1 (en) * | 2020-04-30 | 2021-11-04 | 惠州市恒泰科技股份有限公司 | Button cell and preparation method therefor |
| WO2022000545A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Button cell |
| WO2022105158A1 (en) * | 2020-11-18 | 2022-05-27 | 曙鹏科技（深圳）有限公司 | Pouch battery |
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| CN2919541Y (en) * | 2005-12-09 | 2007-07-04 | 中信国安盟固利新能源科技有限公司 | Lithium ion storage battery having cylinder aluminum plastic compound film flexible packaging |
| DE102013021173A1 (en) * | 2013-12-14 | 2015-06-18 | Daimler Ag | Housing for an electrical component, in particular for a battery, and method for mounting such a housing |
| CN209691796U (en) * | 2018-12-06 | 2019-11-26 | 新余赣锋电子有限公司 | A kind of battery containing soft pack cell |
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| CN2919541Y (en) * | 2005-12-09 | 2007-07-04 | 中信国安盟固利新能源科技有限公司 | Lithium ion storage battery having cylinder aluminum plastic compound film flexible packaging |
| DE102013021173A1 (en) * | 2013-12-14 | 2015-06-18 | Daimler Ag | Housing for an electrical component, in particular for a battery, and method for mounting such a housing |
| CN209691796U (en) * | 2018-12-06 | 2019-11-26 | 新余赣锋电子有限公司 | A kind of battery containing soft pack cell |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564583A (en) * | 2020-03-31 | 2020-08-21 | 惠州市恒泰科技股份有限公司 | Button battery and preparation method thereof |
| WO2021217592A1 (en) * | 2020-04-30 | 2021-11-04 | 惠州市恒泰科技股份有限公司 | Button cell and preparation method therefor |
| WO2022000545A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Button cell |
| WO2022105158A1 (en) * | 2020-11-18 | 2022-05-27 | 曙鹏科技（深圳）有限公司 | Pouch battery |
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