CN207282605U - Button cell and its device - Google Patents
Button cell and its device Download PDFInfo
- Publication number
- CN207282605U CN207282605U CN201721273109.8U CN201721273109U CN207282605U CN 207282605 U CN207282605 U CN 207282605U CN 201721273109 U CN201721273109 U CN 201721273109U CN 207282605 U CN207282605 U CN 207282605U
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- CN
- China
- Prior art keywords
- button cell
- end wall
- housing
- electric conductor
- head cover
- 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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Classifications
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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
It the utility model is related to a kind of button cell, its electrode isolation component for including housing and being arranged in the housing, the electrode isolation component includes at least one cathode and at least one anode, the housing includes conductive end wall, and the end wall is electrically connected with least one cathode and at least one anode alternative one；The end wall includes at least one fairlead, electric conductor is equipped with least one fairlead, the insulating seal for insulating with the end wall, another electric connection of the electric conductor and both at least one cathode and at least one anode are provided between the hole wall and the electric conductor of at least one fairlead.The utility model further relates to a kind of button cell device; protection board including the button cell and on the button cell end wall; the protection board includes positive and negative input interface and positive and negative output interface, and the positive and negative input interface is electrically connected with the positive and negative electrode of the button cell respectively.
Description
Technical field
A kind of battery is the utility model is related to, more specifically to a kind of button cell.
Background technology
Button cell in known technology generally includes the shell being made of two conductive shell half portions, this two outer
Shell half portion is respectively lower casing and head cover.In general, lower casing has positive polarity, head cover has negative polarity.Button cell as shown in Figure 5
Device, the button cell is when installing protection board 7b, because the positive and negative input interface of protection board 7b is respectively required for and button cell
Just, pole is electrically connected, and the lower casing of the button cell has positive polarity, and head cover has negative polarity, therefore its negative input interface 72b
Drawn from head cover, and positive input interface 71b is then drawn and along housing around to the top of head cover from lower casing, space availability ratio compared with
It is low.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of the prior art, there is provided a kind of improved
Button cell.
Technical solution is used by the utility model solves its technical problem：A kind of button cell is constructed, it includes shell
Body and the electrode isolation component being arranged in the housing, the electrode isolation component include at least one cathode and at least one
Anode, the housing include conductive end wall, the end wall and at least one cathode and at least one anode two
One of person is electrically connected；The end wall includes at least one fairlead, and electric conductor is equipped with least one fairlead, described
The insulating seal for insulating with the end wall is provided between the hole wall of at least one fairlead and the electric conductor, it is described
Another electric connection of electric conductor and both at least one cathode and at least one anode.
In certain embodiments, the insulating seal is hermetically filled in the fairlead, the electric conductor longitudinal direction
It is arranged in the insulating seal, and its both ends is exposed from the both ends of the insulating seal respectively.
In certain embodiments, the cathode is electrically connected with the end wall, and the anode electrically connects with the electric conductor
Connect.
In certain embodiments, which can be in oblate column, it includes flat bottom region and parallel with it flat
Top area, the flat top region form the end wall.
In certain embodiments, the housing and including cylindric lower casing of the top equipped with opening and in tabular cover
Head cover in the opening, the head cover form the end wall, and the periphery of the head cover can be by way of laser welding and institute
The edge of opening for stating lower casing is sealingly joined together.
In certain embodiments, the housing is equipped with the lower casing of opening including top and tips upside down on the top in the lower casing
Lid, the lower casing include circular bottom wall, be centered around the cylindrical lateral wall of the bottom wall periphery and be arranged at the top side wall to
The bound edge of interior turnup, the head cover include circular top wall and are centered around the cylindrical lateral wall of the roof periphery, the roof shape
Into the end wall, the lower casing is tightly connected with the head cover by sealing shroud.
In certain embodiments, liquid injection hole is offered on the housing, for toward injecting electrolyte in housing.
In certain embodiments, in rigidity, it includes larger-size head and is connected with the head electric conductor
Bar portion, the head is located at the top of the insulating seal, and the bar portion is then longitudinally interspersed in the insulating seal,
So that the head exposure is in the outside of the housing.
The utility model additionally provides a kind of button cell device, including button cell described above and installed in this
Protection board on button cell head cover, the protection board includes positive and negative input interface and positive and negative output interface, described positive and negative
Input interface is electrically connected with the positive and negative electrode of the button cell respectively.
In certain embodiments, the top surface of the protection board and the top surface of the electric conductor are substantially flush.
Implement the utility model at least to have the advantages that：The positive and negative electrode of the button cell respectively with end wall and
Electric conductor on end wall is electrically connected, and positive electrode and negative electrode are all in the same side of the end wall, thus when installing protection board, its
Positive and negative input interface respectively draw by the electric conductor from end wall and on the end wall, without being wound along housing, so as to be lifted
Space availability ratio.
Brief description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is the longitudinal profile structure schematic of the button cell in the utility model some embodiments；
Fig. 2 is the longitudinal profile structure schematic of another button cell in the utility model some embodiments；
Fig. 3 is the top view of the button cell device in the utility model some embodiments；
Fig. 4 is the oblique view of the button cell device in the utility model some embodiments；
Fig. 5 is the schematic diagram of the button cell device in the prior art some embodiments.
Embodiment
Fig. 1 shows the button cell in some embodiments of the utility model, which can preferably be button
Battery.As shown in the figure, the button cell includes housing 1, electrode isolation component 2, insulating seal 3 and the electric conductor 4 of sealing.
Housing 1 includes conductive head cover 12 in certain embodiments, which has a conductive roof 121, on the roof 121
Offer a fairlead 123.Insulating seal 3 is hermetically filled in the fairlead 123, and the longitudinal direction of electric conductor 4 is arranged in this
In insulating seal 3, and its both ends is exposed from the both ends of the insulating seal 3 respectively.The insulating seal 3 is by the electric conductor 4
Insulate with 12 phase of head cover.Electrode isolation component 2 is arranged in the housing 1, it includes at least one cathode 21 and at least one
Anode 22 and the slider 23 between cathode 21 and anode 22, cathode 21 is electrically connected with head cover 12, and anode 22 is with leading
Electric body 4 is electrically connected.Electrolyte can also be injected in housing 1.It is to be appreciated that in some embodiments, it is also possible to it is anode
22 are electrically connected with head cover 12, and cathode 21 is electrically connected with electric conductor 4, and the quantity of the fairlead 123 is also not limited to one, and two
A or two or more can also be applied.
Again as shown in Figure 1, the housing 1 can be in oblate column in certain embodiments, it include flat bottom region and with
Parallel flat top region, the flat top region formed roof 121.Housing 1 may include top in certain embodiments
Cylindric lower casing 11 equipped with opening, head cover 12 is in tabular and is covered in the opening.Lower casing 11 and head cover 12 can use
Metal material is made, and the edge of opening that the periphery of head cover 12 can be with lower casing 11 by way of laser welding is sealingly bonded to one
Rise.Lower casing 11 may include circular bottom wall 111 and be centered around the cylindrical lateral wall of 111 periphery of bottom wall.In some embodiments
In, a liquid injection hole 122 can be also offered on head cover 12, for toward injecting electrolyte in housing 1.Button cell may also include envelope
Blocking piece (not shown), after being completed in fluid injection, which is blocked.
Electrode isolation component 2 can use the form of helix windings, can also use the form of lamination.In the reality shown in Fig. 1
Apply in example, electrode isolation component 2 is the form of helix windings, and its central axes is overlapped with the central axes of housing 1.Electric conductor 4 exists
It can be made in some embodiments of rigid conductive material, to strengthen crushing resistance, its shape can be elongated, T-shaped, or work
Type etc..Insulating seal 3 can use insulating cement, ceramics plus overlay film or glass to add the materials such as overlay film to be made.Shown in Fig. 1
Electric conductor 4 is T-shaped in embodiment, its larger-size head is located at the top of insulating seal 3, and bar portion is then longitudinally interspersed in
In insulating seal 3 so that the head exposure is in the outside of housing 1.It is to be appreciated that electric conductor 4 is not limited to using firm
Property material is made, it can also be made in some occasions of flexible material.
Above-mentioned button cell during fabrication, can use following steps：
(1) lower casing 11 and head cover 12 are provided；
(2) fairlead and liquid injection hole are formed respectively on head cover 12；
(3) insulating seal 3 is provided, and insulating seal 4 is tucked into fairlead；
(4) electric conductor 4 is provided, and electric conductor 4 is worn into insulating seal 3；
(5) electrode isolation component 2 is arranged in lower casing 1, and by its cathode 21 and anode 22 respectively with head cover 12 and leading
Electric body 4 is electrically connected；
(6) head cover 12 is welded in the opening of lower casing 11 by way of laser welding, forms housing 1；
(7) by liquid injection hole toward injecting electrolyte in housing 1；
(8) liquid injection hole is sealed with closeouts.
Button cell in the utility model shown in Fig. 2 other embodiments, the button cell include the shell of sealing
Body 1a, electrode isolation component 2a, insulating seal 3a, electric conductor 4a and sealing shroud 5a.Housing 1a is wrapped in certain embodiments
Conductive head cover 12a is included, head cover 12a has conductive roof 121a, a fairlead is offered on roof 121a
123a.Insulating seal 3a is hermetically filled in fairlead 123a, and electric conductor 4a is longitudinally arranged in insulating seal 3a
In, and its both ends is exposed from the both ends of insulating seal 3a respectively.Insulating seal 3a is by electric conductor 4a and the head cover
12a phases insulate.Electrode isolation component 2a is arranged in housing 1a, it includes at least one cathode 21a and at least one anode
22a and slider 23a, cathode 21a and head cover 12a between cathode 21a and anode 22a are electrically connected, anode 22a with
Electric conductor 4a is electrically connected.Housing 1a can also inject electrolyte.It is to be appreciated that in some embodiments, it is also possible to it is negative
Pole 22a and head cover 12a is electrically connected, and cathode 21a and electric conductor 4a is electrically connected.The quantity of fairlead 123a is also not limited to
One, two or more can also be applied.
Again as shown in Fig. 2, housing 1a can be in oblate column in certain embodiments, it include flat bottom region and with
Parallel flat top region, which forms roof 121a.Housing 1a may include to push up in certain embodiments
Portion is equipped with the lower casing 11a of opening, and lower casing 11a may include circular bottom wall 111a, be centered around the cylindric side of bottom wall 111a peripheries
Wall and be arranged at the top side wall inside turnup bound edge.Head cover 12a includes circular top wall 121a and is centered around the top
The cylindrical lateral wall of wall 121a peripheries.The outside diameter of head cover 12a is adapted with the internal diameter of lower casing 11a.Head cover 12a tips upside down on lower casing
In 11a, the contact portion of itself and lower casing 11a are equipped with sealing shroud 5a, and lower casing 11a and head cover 12a is tightly connected by sealing shroud 5a.
Lower casing 11a and head cover 12a can be made of metal material.
Electrode isolation component 2a can use the form of helix windings, can also use the form of lamination.In the reality shown in Fig. 2
Apply in example, electrode isolation component 2a is the form of helix windings, and its central axes is overlapped with the central axes of housing 1a.Electric conductor 4a
It can be made in certain embodiments of rigid conductive material, to strengthen crushing resistance, its shape can be elongated, T-shaped, or
Drum etc..Insulating seal 3a can use insulating cement, ceramics plus overlay film or glass to add the materials such as overlay film to be made.Shown in Fig. 2
Embodiment in electric conductor 4a it is T-shaped, its larger-size head is located at the top of insulating seal 3a, and bar portion is then longitudinally worn
It is inserted in insulating seal so that the head exposure is in the outside of housing 1a.
Above-mentioned button cell during fabrication, can use following steps：
(1) the lower casing 11a and head cover 12a for not yet forming bound edge are provided；
(2) fairlead 123a is formed on head cover 12a；
(3) insulating seal 3a is provided, and insulating seal 3a is tucked into fairlead 123a；
(4) electric conductor 4a is provided, and electric conductor 4a is worn into insulating seal 3a；
(5) electrode isolation component 2a is arranged in lower casing 1a, and by its cathode 21a and anode 22a respectively with head cover 12a
It is electrically connected with electric conductor 4a；
(6) toward injecting electrolyte in lower casing 11a；
(7) head cover 12a is tipped upside down in lower casing 11a, and is sealed by sealing shroud 5a；
(8) bound edge is formed at the edge of opening of lower casing 11a by way of crimping, forms housing 1a, bound edge is coated on
The outside of sealing shroud 5a, head cover 12a and lower casing 11a are bound tightly together.
Fig. 3-4 shows the button cell device that some embodiments of the utility model provide, which can wrap
Include button cell and the protection board 7 on the button cell roof.Protection board 7 have positive and negative input interface and just,
Negative output interface, its positive and negative input interface respectively with button cell just, pole be electrically connected.Protection board 7 is in certain embodiments
It can be pcb board, electronic component, protection circuit etc. can be equipped with protection board 7.As shown in figure 5, in certain embodiments, protection
The top surface of plate 7 and the top surface of electric conductor 4 are substantially flush.
The cathode of the button cell of the utility model is electrically connected with roof 121, anode and the conduction on roof 121
Body 4 is electrically connected, therefore the positive input interface 71 of protection board 7 and negative input interface 72 are respectively from roof 121 and positioned at roof 121
On electric conductor 4 lead on protection board 7, since it is all in the same side of roof 121, without from lower casing around to head cover so that
Improve space availability ratio.
It should be understood that above example only expresses the preferred embodiment of the utility model, its description is more specific
With it is detailed, but it should not be interpreted as limiting the scope of the present invention；It should be pointed out that for this area
Those of ordinary skill for, without departing from the concept of the premise utility, can to above-mentioned technical characterstic carry out freely
Combination, various modifications and improvements can be made, these belong to the scope of protection of the utility model；Therefore, it is all with this practicality
The equivalents and modification that new right is done, should all belong to the covering scope of the utility model claims.
Claims (10)
1. a kind of button cell, including housing and the electrode isolation component that is arranged in the housing, the electrode isolation component
Including at least one cathode and at least one anode；It is characterized in that, the housing includes conductive end wall, the end wall with
At least one cathode and at least one anode alternative one are electrically connected；The end wall includes at least one extraction
Hole, at least one fairlead is interior to be equipped with electric conductor, is set between the hole wall and the electric conductor of at least one fairlead
It is equipped with the insulating seal for insulating with the end wall, the electric conductor and at least one cathode and described at least one
Another electric connection of both anode.
2. button cell according to claim 1, it is characterised in that the insulating seal is hermetically filled in be drawn arranged on described
In portalling, the electric conductor is longitudinally arranged in the insulating seal, and its both ends is revealed from the both ends of the insulating seal respectively
Go out.
3. button cell according to claim 1, it is characterised in that the cathode is electrically connected with the end wall, described
Anode is electrically connected with the electric conductor.
4. button cell according to claim 1, it is characterised in that the housing can be in oblate column, it includes flat bottom
Portion region and flat top region parallel with it, the flat top region form the end wall.
5. button cell according to claim 1, it is characterised in that the housing includes the cylindrical shape that top is equipped with opening
Lower casing and the head cover for being in tabular and being covered in the opening, the head cover form the end wall, and the periphery of the head cover can
Edge of opening with the lower casing by way of laser welding is sealingly joined together.
6. button cell according to claim 1, it is characterised in that the housing include top be equipped with opening lower casing with
And tip upside down on head cover in the lower casing, the lower casing include circular bottom wall, be centered around the cylindrical lateral wall of the bottom wall periphery with
And the bound edge of the inside turnup of the top side wall is arranged at, the head cover includes circular top wall and is centered around the roof periphery
Cylindrical lateral wall, the roof form the end wall, and the lower casing is tightly connected with the head cover by sealing shroud.
7. button cell according to claim 1, it is characterised in that liquid injection hole is offered on the housing, for past shell
Electrolyte is injected in body.
8. button cell according to claim 1, it is characterised in that for the electric conductor in rigidity, it is larger that it includes size
Head and the bar portion that is connected with the head, the head be located at the top of the insulating seal, the bar portion then longitudinal direction
It is interspersed in the insulating seal so that the head exposure is in the outside of the housing.
9. a kind of button cell device, it is characterised in that including claim 1 to 8 any one of them button cell and peace
Protection board on the button cell end wall, the protection board include positive and negative input interface and positive and negative output interface, institute
Positive and negative electrode of the positive and negative input interface respectively with the button cell is stated to be electrically connected.
10. button cell device according to claim 9, it is characterised in that the top surface of the protection board and the conduction
The top surface of body is substantially flush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721273109.8U CN207282605U (en) | 2017-09-28 | 2017-09-28 | Button cell and its device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721273109.8U CN207282605U (en) | 2017-09-28 | 2017-09-28 | Button cell and its device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282605U true CN207282605U (en) | 2018-04-27 |
Family
ID=61988579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721273109.8U Active CN207282605U (en) | 2017-09-28 | 2017-09-28 | Button cell and its device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282605U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768586A (en) * | 2017-09-28 | 2018-03-06 | 珠海微矩实业有限公司 | Button cell and its device |
| CN109192889A (en) * | 2018-08-22 | 2019-01-11 | 珠海微矩实业有限公司 | A kind of minicell |
| CN111613739A (en) * | 2020-06-03 | 2020-09-01 | 珠海冠宇电池股份有限公司 | Button cell, manufacturing method thereof and electronic equipment |
| CN111653815A (en) * | 2020-04-30 | 2020-09-11 | 深圳市合壹新能技术有限公司 | Button cell and pole group unit |
| US11862806B2 (en) | 2020-06-03 | 2024-01-02 | Zhuhai Cosmx Battery Co., Ltd. | Button cell and electronic device |
-
2017
- 2017-09-28 CN CN201721273109.8U patent/CN207282605U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768586A (en) * | 2017-09-28 | 2018-03-06 | 珠海微矩实业有限公司 | Button cell and its device |
| CN109192889A (en) * | 2018-08-22 | 2019-01-11 | 珠海微矩实业有限公司 | A kind of minicell |
| CN109192889B (en) * | 2018-08-22 | 2024-01-26 | 珠海微矩实业有限公司 | Micro battery |
| CN111653815A (en) * | 2020-04-30 | 2020-09-11 | 深圳市合壹新能技术有限公司 | Button cell and pole group unit |
| CN111653815B (en) * | 2020-04-30 | 2021-08-20 | 深圳市合壹新能技术有限公司 | Button cell and pole group unit |
| CN111613739A (en) * | 2020-06-03 | 2020-09-01 | 珠海冠宇电池股份有限公司 | Button cell, manufacturing method thereof and electronic equipment |
| US11862806B2 (en) | 2020-06-03 | 2024-01-02 | Zhuhai Cosmx Battery Co., Ltd. | Button cell and electronic device |
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