CN107437605A - Electronic cigarette battery - Google Patents
Electronic cigarette battery Download PDFInfo
- Publication number
- CN107437605A CN107437605A CN201610368719.XA CN201610368719A CN107437605A CN 107437605 A CN107437605 A CN 107437605A CN 201610368719 A CN201610368719 A CN 201610368719A CN 107437605 A CN107437605 A CN 107437605A
- Authority
- CN
- China
- Prior art keywords
- positive
- negative electrode
- battery
- electronic cigarette
- pole piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F47/00—Smokers' requisites not otherwise provided for
-
- 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention provides a kind of electronic cigarette battery, including battery core, housing battery set and rear end cap, it is characterised in that：Battery core includes positive and negative electrode pole piece, barrier film and positive and negative electrode lug, and the tail end in the positive and negative electrode pole piece is respectively welded close to side edge in the positive and negative electrode lug, and is located remotely from each other, into cylindrical type core after the positive and negative electrode pole piece and membrane winding；Casing is outside battery core；Rear end cap is movably arranged on one end of battery case.The present invention will not impact substantially in lug bending to core inside, so as to greatly reduce the situation for low pressure occur, and can adjust the output voltage of the battery component, so with adjustable battery component output voltage, change electronic cigarette amount of smoke.
Description
Technical field
The present invention relates to electronic cigarette battery.
Background technology
In recent years, increased rapidly with the species of electrical appliance, digital product etc. in people's daily life, it uses battery
It is indefinite that shape also converts therewith, and the requirement to battery weight, security also improves all the more, conventional Ni-Cd (NI-G), Ni-MH
Batteries such as (ni-mhs) can not meet the needs of market in terms of specification and its security performance.Polymer Li-ion battery uses
Clad aluminum plastic film is shell, and not only appearance and size is can be changed with customer requirement, and its security also improves a lot, and does not deposit
In the hidden danger of potential blast, therefore polymer flexible packaging lithium ion battery also increases rapidly in the occupation rate of Battery Market.At present,
World Developed Countries or regional such as American-European countries, Hongkong have prohibited and smoked in public, therefore, Yi Zhongxin
Type electronic cigarette smoking cessation product arises at the historic moment, and the second half year in 2012, Supreme Court of the U.S. judged FDA (Food and Drug in addition
Administration U.S.'s food and Drug Administrations) forbid sale electronic cigarette to lose a lawsuit, American Electronic cigarette market is beaten
Open, the sales volume of electronic cigarette rapidly increases, and sells 1.2 hundred million within 2012, it is contemplated that sale is up to 300,000,000 within 2013, it is contemplated that backward several
The situation of sustained growth occurs in year.
Electronic cigarette is mainly in view of polyalcohol flexible packing lithium-ion electric core with polymer lithium ion battery cell and compared other classes
The battery core of type is more preferable in security.But electronic cigarette polymer lithium ion battery cell is directed to, its finished product low pressure, leakage, disconnected pole
The bad aspect such as ear, ratio is higher and very universal, is to influence the main problem of electronic cigarette battery core industry product qualified rate.
But electronic cigarette of the prior art, the output voltage of its battery component is all constant uncontrollable, therefore atomizer both ends add
The voltage of load is also invariable.During smoking, under identical suction, from the amount of smoke of atomizer cigarette holder outlet outflow
It is and constant.This present situation can not make a kind of product of amount of smoke meet change in need for vast manufacturer
The consumer demand of amount of smoke.Just because of above Railway Project, electronic cigarette is remained high always with the cost of battery, its reality
Profit also gradually reduces in the increase with electronic cigarette battery dosage, largely constrains its fast-developing step
Cut down.
But all the time, all fail to find the basic method to solve the above problems.
The content of the invention
The present invention for overcome prior art the defects of, there is provided a kind of electronic cigarette battery, including battery core, housing battery set and
Rear end cap, the battery core include positive and negative electrode pole piece, barrier film and positive and negative electrode lug, and the positive and negative electrode lug is respectively welded in institute
The tail end of positive and negative electrode pole piece is stated close to side edge, and is located remotely from each other, into cylindrical type after the positive and negative electrode pole piece and membrane winding
Core；Casing is outside battery core；Rear end cap is movably arranged on one end of battery case.
Preferably, side of the positive and negative electrode lug respectively with the positive and negative electrode pole piece in a manner of packaging by hot pressing is encapsulated in
Together, and it is affixed on the outer wall of the cylindrical type core.
It is further preferred that the positive and negative electrode lug is long strip type, respectively positioned at the tail end of the positive and negative electrode pole piece, and
Length direction is along the direction of the positive and negative electrode pole piece coiling.
It is also preferred that the positive and negative electrode lug of the battery core is L-type, L-type is laterally or longitudinally partly respectively welded in institute
State two sides of the tail end of positive and negative electrode pole piece, and laterally or longitudinally the length direction of part along the positive and negative electrode pole piece roll
Around direction.
It is also preferred that the direction that the positive and negative electrode lug is affixed on the outer wall of the cylindrical type core is identical or opposite.
It is also preferred that the anode ear is located at the inner or outer side of the positive plate, the negative electrode lug is located at the negative pole
The inner or outer side of piece.
It is also preferred that battery, control circuit, position signalling element and connecting shaft are provided with the battery case.
It is also preferred that rear end cap and the position signalling element described in the connection axis connection.
It is also preferred that the position signalling element is connected with the output circuit of the battery component, the position signalling member
Part is used to output signal to the control circuit.
It is also preferred that the rear end cap controls the position signalling component output signal by driving the connecting shaft.
The beneficial effects of the invention are as follows：Because the positive and negative electrode lug is respectively welded in the tail of the positive and negative electrode pole piece
To hold, the side after winding with the positive and negative electrode pole piece is packaged together, and is affixed on the outer wall of the cylindrical type core, so
Core inside will not be impacted substantially during lug bending, so as to greatly reduce the situation for low pressure occur.Believed using position
Number element is connected with the output circuit of the battery component, by the activity of the rear end cap, the connecting shaft can be driven
The position signalling component output signal is controlled, transfusion signal gives the control circuit, so as to adjust the defeated of the battery component
Go out voltage, so with adjustable battery component output voltage, change electronic cigarette amount of smoke.
In a preferable scheme, because winding side of the length direction of the lug of long strip type along positive and negative electrode pole piece
To arrangement, and the outer wall of core being affixed on, a part for positive and negative electrode lug is wound onto in positive and negative electrode pole piece, and the other end is exposed,
This is entirely different with the set-up mode inside lug insertion core, so will not be to core inside in the revealed section of bending lug
Impact, also do not allow easy damaged barrier film and pole piece.
In another preferable scheme, the positive and negative electrode lug of L-type is directly used, lug bending can be exempted after encapsulation
Process, then can avoid completely to the influence inside core and damage barrier film and the problem of pole piece.
Brief description of the drawings
Figure 1A, 1B are the structural representations of the positive and negative electrode pole piece of the battery core of the embodiment of the present invention.
Fig. 2A, 2B are the core structural representations of the embodiment of the present invention.
Fig. 3 is that the clad aluminum plastic film of the embodiment of the present invention rushes shell structure schematic diagram.
Fig. 4 A, 4B are the encapsulating structure schematic diagrames of the battery core of the embodiment of the present invention.
Fig. 5 is the finished product core strueture schematic diagram of the embodiment of the present invention 1.
Fig. 6 is the finished product core strueture schematic diagram of the embodiment of the present invention 2.
Fig. 7 is the sectional view of electronic cigarette battery component in embodiment.
Fig. 8 is the attachment structure schematic diagram of position signalling element, connecting shaft and rear end cap in Fig. 7.
Embodiment
Below against accompanying drawing and with reference to preferred embodiment, the invention will be further described.
Embodiment 1
As shown in Figure 1A, Figure 1B, Fig. 2A, Fig. 2 B, Fig. 3, Fig. 4 A, Fig. 4 B and Fig. 5, a kind of electronic cigarette polyalcohol flexible packing
The battery core 10 of lithium ion battery, including positive and negative electrode pole piece 1,2, barrier film 102 and positive and negative electrode lug 3,4；The positive and negative electrode lug
3rd, 4 the tail end in the positive and negative electrode pole piece 1,2 is respectively welded close to side edge, and is located remotely from each other, specifically as shown in Figure 1A, 1B；
Into cylindrical type core after the positive and negative electrode pole piece 1,2 and barrier film 102 winding, as shown in Figure 2 A and 2 B, and with packaging by hot pressing side
Method is packaged in aluminum-plastic composite membrane and rushed in shell 7；The positive and negative electrode lug 3,4 respectively in a manner of packaging by hot pressing with the positive and negative electrode pole
The side of piece 1,2 is packaged together, and is affixed on the outer wall of the cylindrical type core.
As shown in figure 3, air bag 9 stays in the end that the aluminum-plastic composite membrane rushes shell 7, so, electrolyte edge during fluid injection
Parallel core axially flows, and relative to the mode from side fluid injection, can enter faster inside core.
Wherein, the positive and negative electrode lug 3,4 is long strip type, respectively positioned at the tail end of the positive and negative electrode pole piece 1,2, and is grown
Direction is spent to weld along the direction of the positive and negative electrode pole piece 1,2 winding.Preferred way in the present embodiment is：The anode ear 3
Positioned at the upper side edge of the tail end of positive plate 1, the negative electrode lug 2 is located at the lower side of the tail end of negative plate 4.The anode ear
3 positioned at the inner side of the positive plate 1 (can also be outside), and the inner side that the negative electrode lug 4 is located at the negative plate 2 (can also
Be outside), positive and negative electrode lug 3,4 is each affixed on the outermost layer perisporium of the core, only end stretch out one section be used for encapsulate and
Electrical connection, and the direction that the end is stretched out is along coiling direction, with the central shaft of core into vertical or be similar to vertical relation.
Obviously, can also be in the present embodiment：The anode ear 3 is located at the lower side of the tail end of positive plate 1, described negative
Lug 4 is located at the upper side edge of the tail end of negative plate 2, can also realize same technique effect.
Mark 5 and 6 represents the side seal encapsulation region and closedtop encapsulation region of battery core 10 respectively in figure.
The electronic cigarette of the present embodiment with the preparation method of the battery core 10 of polymer flexible packaging lithium ion battery be briefly described as
Under：
It is determined that in the case of model, positive and negative electrode lug 3,4 is respectively welded at the tail end of positive and negative electrode pole piece 1,2 not
Same side edge, is then wound, and the core wound is cylindrical type, and positive and negative electrode lug 1,2 is in the outermost layer of core, stretching
One section (containing the tab for encapsulating), to electrically connect, and coiling direction of the direction stretched out along core, with core main body
Central shaft near normal.Above-mentioned core positive and negative electrode lug 1,2 is turned up into appropriate angle again, loaded in aluminum plastic film putamina 7；And adopt
Side of the positive and negative electrode lug 1,2 respectively with positive and negative electrode pole piece 3,4 is disposably packaged together with the method for packaging by hot pressing, and
It is affixed on battery core main body.One of end (not staying the end of air bag 9) of core is also packaged with the mode of packaging by hot pressing, and in addition one
End aluminum plastic film leaves air bag 9, and the later stage carries out fluid injection and final secondary sealing from the end, finally by the aluminum plastic film at battery core both ends
Encapsulate and flanging, one end that air bag 9 is left by battery core carry out the processes such as fluid injection, precharge, secondary encapsulation and partial volume aging,
Complete the making of battery core.Finally, flanging is carried out to one side of the battery core secondary encapsulation of full inspection no problem, and by positive and negative electrode lug
3rd, 4 it is affixed on to both sides on the main body perisporium of finished product battery core 10, as shown in Figure 5.Wherein, the encapsulating structure schematic diagram of battery core is as schemed
Shown in 4A, Fig. 4 B.
In addition, as shown in Figure 7 and Figure 8, the embodiment also discloses a kind of electronic cigarette battery component, including battery case
11st, rear end cap 33.Battery 20 and control circuit are provided with battery case 11, rear end cap 33 is movably arranged on the one of battery case 11
Hold, position signalling element 44 and connecting shaft 55 are additionally provided with battery case 11, connecting shaft 55 is connected to rear end cap 33 and believed with position
Between number element 44, connecting shaft 55 connects rear end cap 33 and position signalling element 44；Position signalling element 44 and battery component
Output circuit is connected, and position signalling element 44 is used to output signal to control circuit, by control circuit come adjusting control circuit
In be provided with digital regulation resistance, so as to adjust the output voltage of the battery component；Rear end cap 33 by drive connecting shaft 55 come
Control the output signal of position signalling element 44.In the present embodiment, the position signalling element 44 is preferably opened using rotary coding
Close, can also use the similar related position sensor such as photoelectric sensor, optocoupler certainly.Rear end cap 33 is in one end of battery case 11
Rotate, so as to drive the rotation of connecting shaft 55, the output voltage of regulating cell component.It is of course also possible to use rear end
Lid 33 does the implementation of stretching motion in one end of battery case 11, by pressing output of the connecting shaft 55 come regulating cell component
Voltage.
Embodiment 2
A kind of battery core 20 of electronic cigarette polymer flexible packaging lithium ion battery, as shown in fig. 6, including positive and negative electrode pole piece,
Barrier film and positive and negative electrode lug 30,40；The tail end that the positive and negative electrode lug 30,40 is respectively welded in the positive and negative electrode pole piece leans on
At proximal edges, and it is located remotely from each other；Encapsulated after the positive and negative electrode pole piece and membrane winding into cylindrical type, and with hot-pressed packing method
Rushed in aluminum-plastic composite membrane in shell；The positive and negative electrode lug 30,40 is respectively in a manner of packaging by hot pressing with the positive and negative electrode pole piece
Side is packaged together, and is affixed on the outer wall of the cylindrical cell.
Wherein, the positive and negative electrode lug 30,40 of the battery core is L-type, L-type be laterally or longitudinally partly respectively welded in
Two sides of the tail end of the positive and negative electrode pole piece, and laterally or longitudinally the length direction of part along the positive and negative electrode pole piece
The direction of winding.In addition, the L-type positive and negative electrode lug 30,40 in the present embodiment can use and long strip type positive and negative electrode in embodiment 1
Lug identical set location and set-up mode.
In the present embodiment, the end of positive and negative electrode lug 30,40 be used to electrically connect one section is respectively from two ends of battery core 20
Portion is stretched out, to further facilitate the electrical connection with electronics smoke pipe.In addition, because the inherently L-type of positive and negative electrode lug 30,40, phase
Shape after the long strip type lug in embodiment 1 is subsequently bent, therefore bending process need not be done after packaging.
Mark 50 and 60 represents the side seal encapsulation region and closedtop encapsulation region of battery core 20 respectively in figure.The battery core 20 of the present embodiment
Identical manufacturing process can be used with the battery core of previous embodiment 1, is not detailed.
Using the battery core of the polymer flexible packaging lithium ion battery of foregoing embodiments, not only continue in terms of electrical property
The over-all properties feature of prior art battery core, moreover, because being encapsulated using lug in side, therefore to pole when need not encapsulate in the later stage
Ear carries out 90 degree of bending, avoids because damage of the lug bending to electric core membrane and pole piece, greatly reduces battery core and go out
The ratio of existing low pressure, accordingly largely reduce because folding lug and caused by the dangerous journey of grade on fire caused by internal short-circuit
Degree.Simultaneously, the metallic nickel band of lug, aluminium strip are also reduced because lug bending number also without twice bended is carried out
It is more and caused by lug puncture the situation of battery core leakage and the lug that fractures caused by aluminum plastic film.
It is identical with embodiment one on electronic cigarette battery component, it will not be repeated here.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For those skilled in the art, do not taking off
On the premise of from present inventive concept, some equivalent substitutes or obvious modification can also be made, and performance or purposes are identical, all should
When being considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of electronic cigarette battery, including battery core, housing battery set and rear end cap, it is characterised in that：Battery core includes positive and negative electrode
The tail end in the positive and negative electrode pole piece is respectively welded close to side in pole piece, barrier film and positive and negative electrode lug, the positive and negative electrode lug
Place, and be located remotely from each other, into cylindrical type core after the positive and negative electrode pole piece and membrane winding；Casing is outside battery core；Rear end cap
It is movably arranged on one end of battery case.
2. electronic cigarette battery according to claim 1, it is characterised in that the positive and negative electrode lug is sealed with hot pressing respectively
Dress mode and the side of the positive and negative electrode pole piece are packaged together, and are affixed on the outer wall of the cylindrical type core.
3. electronic cigarette battery as claimed in claim 1, it is characterised in that：The positive and negative electrode lug is long strip type, respectively position
In the tail end of the positive and negative electrode pole piece, and length direction is along the direction of the positive and negative electrode pole piece coiling.
4. electronic cigarette battery as claimed in claim 1, it is characterised in that：The positive and negative electrode lug of the battery core is L-type, L
Type be laterally or longitudinally partly respectively welded in the positive and negative electrode pole piece tail end two sides, and laterally or longitudinally part
Length direction along the direction of the positive and negative electrode pole piece coiling.
5. electronic cigarette battery as claimed in claim 1, it is characterised in that：The positive and negative electrode lug is affixed on the cylindrical type
The direction of the outer wall of core is identical or opposite.
6. the electronic cigarette battery as described in any one of claim 1, it is characterised in that：The anode ear is located at the positive plate
Inner or outer side, the negative electrode lug is located at the inner or outer side of the negative plate.
7. electronic cigarette battery according to claim 1, it is characterised in that battery, control are provided with the battery case
Circuit, position signalling element and connecting shaft.
8. electronic cigarette battery according to claim 7, it is characterised in that rear end cap and institute described in the connection axis connection
State position signalling element.
9. electronic cigarette battery according to claim 7, it is characterised in that the position signalling element and the battery pack
The output circuit of part is connected, and the position signalling element is used to output signal to the control circuit.
10. electronic cigarette battery according to claim 7, it is characterised in that the rear end cap is by driving the connection
Axle controls the position signalling component output signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610368719.XA CN107437605A (en) | 2016-05-28 | 2016-05-28 | Electronic cigarette battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610368719.XA CN107437605A (en) | 2016-05-28 | 2016-05-28 | Electronic cigarette battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107437605A true CN107437605A (en) | 2017-12-05 |
Family
ID=60454280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610368719.XA Pending CN107437605A (en) | 2016-05-28 | 2016-05-28 | Electronic cigarette battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107437605A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742267A (en) * | 2019-01-10 | 2019-05-10 | 深圳市量能科技有限公司 | One kind is exempted to weld battery |
| CN112751143A (en) * | 2019-10-31 | 2021-05-04 | Oppo广东移动通信有限公司 | Electricity core subassembly and electronic equipment |
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| CN102885406A (en) * | 2012-09-19 | 2013-01-23 | 杭州嘉迪机械厂 | Multi-sucker electronic hookah |
| CN202749479U (en) * | 2012-08-23 | 2013-02-20 | 卓尔悦（常州）电子科技有限公司 | Voltage-adjustable battery for electronic cigarettes |
| CN203058292U (en) * | 2012-10-10 | 2013-07-17 | 陈文� | Electronic cigarette provided with LCD voltage and power display panel |
| CN203407521U (en) * | 2013-07-17 | 2014-01-29 | 深圳市合元科技有限公司 | Battery pack for electronic cigarette, and electronic cigarette |
| CN203660009U (en) * | 2013-12-23 | 2014-06-18 | 深圳市量能科技有限公司 | Flexibly-packaged polymer lithium ion battery for electronic cigarette and battery core thereof |
-
2016
- 2016-05-28 CN CN201610368719.XA patent/CN107437605A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202749479U (en) * | 2012-08-23 | 2013-02-20 | 卓尔悦（常州）电子科技有限公司 | Voltage-adjustable battery for electronic cigarettes |
| CN102885406A (en) * | 2012-09-19 | 2013-01-23 | 杭州嘉迪机械厂 | Multi-sucker electronic hookah |
| CN203058292U (en) * | 2012-10-10 | 2013-07-17 | 陈文� | Electronic cigarette provided with LCD voltage and power display panel |
| CN203407521U (en) * | 2013-07-17 | 2014-01-29 | 深圳市合元科技有限公司 | Battery pack for electronic cigarette, and electronic cigarette |
| CN203660009U (en) * | 2013-12-23 | 2014-06-18 | 深圳市量能科技有限公司 | Flexibly-packaged polymer lithium ion battery for electronic cigarette and battery core thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742267A (en) * | 2019-01-10 | 2019-05-10 | 深圳市量能科技有限公司 | One kind is exempted to weld battery |
| CN112751143A (en) * | 2019-10-31 | 2021-05-04 | Oppo广东移动通信有限公司 | Electricity core subassembly and electronic equipment |
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Application publication date: 20171205 |
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