CN110120473A - Cell sealing cap assemblies, battery and battery pack - Google Patents
Cell sealing cap assemblies, battery and battery pack Download PDFInfo
- Publication number
- CN110120473A CN110120473A CN201810123879.7A CN201810123879A CN110120473A CN 110120473 A CN110120473 A CN 110120473A CN 201810123879 A CN201810123879 A CN 201810123879A CN 110120473 A CN110120473 A CN 110120473A
- Authority
- CN
- China
- Prior art keywords
- sealing cap
- cap assemblies
- pole
- connecting column
- cell sealing
- 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
Links
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 of a single cell or a single battery
- H01M50/172—Arrangements of electric connectors penetrating the 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside 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
Abstract
The present invention relates to field of batteries, disclose a kind of cell sealing cap assemblies, battery and battery pack, the cell sealing cap assemblies (1) include seal cover board (10) and the pole (11) for being installed in the seal cover board (10), the cell sealing cap assemblies (1) further include the connecting column (12) for being fixed on the seal cover board (10), and the connecting column (12) is electrically connected with the pole (11).The cell sealing cap assemblies have connecting column, it wherein may make that the connecting column is screwed power and pole is no longer influenced by and screws power, so that pole is firmly attached to seal cover board component, to improve the leakproofness of cell sealing cap assemblies, the leakproofness of battery is which thereby enhanced.Cell sealing cap assemblies provided by the present invention are applied in battery, the leakproofness of battery is improved.When by multiple battery assemblies provided by the present invention at battery, the leakproofness and safety in utilization of battery pack are improved.
Description
Technical field
The present invention relates to battery technology fields, more particularly to a kind of cell sealing cap assemblies, battery and battery pack.
Background technique
Battery, which refers to, fills electrolyte solution and metal electrode to generate the cup of electric current, slot or other containers or clad vessel
Segment space, chemical energy can be converted to the device of electric energy, have anode, cathode point.In general, battery includes shell
With the battery core being packaged in shell, wherein shell includes shell and the sealing cover for being covered on shell, and the pole of battery passes through setting
Hole on sealing cover is connect with sealing cover.
The external connection scheme of existing battery is for example by multiple batteries process in series or in parallel to form battery pack
In, following manner can be used, multiple batteries link together: threaded hole being set on the end face of the pole of battery, is arranged simultaneously
Connection sheet is simultaneously swirled to fixing piece simultaneously in threaded hole with will be connection sheet and each battery as bolt passes through connection sheet
Threaded hole is fixed.Screw threads for fastening usually requires to reach certain torque demand to guarantee the size and bonding strength of contact impedance.
However, pole rotation can usually occur in screw threads for fastening since the bonding strength between pole and sealing cover is limited
Thus the phenomenon that turning affects the leakproofness of sealing cover.
Summary of the invention
The purpose of the invention is to overcome the pole of battery of the existing technology to be influenced battery by after screwing power
The problem of leakproofness, provides a kind of cell sealing cap assemblies, which has connecting column, wherein may make described
Connecting column is screwed power and pole is no longer influenced by and screws power, so that pole is firmly attached to seal cover board component, to improve
The leakproofness of cell sealing cap assemblies, which thereby enhances the leakproofness of battery.
To achieve the goals above, one aspect of the present invention provides a kind of cell sealing cap assemblies, the cell sealing lid group
Part includes seal cover board and the pole for being installed in the seal cover board, the cell sealing cap assemblies further include be fixed on it is described close
The connecting column of plate is covered, the connecting column is electrically connected with the pole.
Preferably, threaded hole is offered on the connecting column.
Preferably, the connecting column is electrically connected by conduct piece with the pole.
Preferably, the conduct piece includes conductive sheet, and allow the pole to pass through first is offered on the conductive sheet
Through-hole.
Preferably, the second through-hole for allowing the connecting column to pass through is offered on the conductive sheet.
Preferably, open up fluted on the seal cover board, the connecting column is fixedly connected in the groove.
Preferably, insulating fixing piece is provided in the groove, the connecting column is fixed on by the insulating fixing piece
In the groove.
Preferably, the insulating fixing piece includes the insulation glue-line between the groove and the connecting column.
Preferably, it insulate between the connecting column and the seal cover board.
Preferably, the mounting hole for allowing the pole to protrude into is offered on the seal cover board；
The cell sealing cap assemblies include the sealing structure for sealing the gap between the pole and the mounting hole.
Preferably, the sealing structure includes around the insulator seal ring for being sheathed on the pole outer wall.
Preferably, the mounting groove around the pole is offered on the wall of the mounting hole；
The sealing structure includes the adapter ring that edge has step-like structure, the adapter ring around the pole and
The platform part of the adapter ring is inserted into the mounting groove, and the limit of the wall around the pole is provided on the pole
Boss, the positive stop lug boss are spaced apart with the adapter ring, and the insulator seal ring is limited to the adapter ring and the limit
Between the boss of position.
In the above-mentioned technical solutions, by the way that the connecting column being electrically connected with pole is arranged, so that multiple batteries are assembling
It can be connected by inciting somebody to action the corresponding connecting column at when battery pack, for example, threaded hole 120 can be opened up on connecting column 12,
And settable external connection piece makes multiple fixing pieces such as bolt pass through the external connection piece simultaneously and is screwed into respectively corresponding
It, thus can be by multiple battery assemblies at battery pack, in this way, can will revolve under the action of the external connection piece in the threaded hole
Stubborn power acts on the connecting column and no longer screws power to pole application, so that the pole and the seal cover board are steady
It is solidly connected, also can be improved the leakproofness of the cell sealing cap assemblies accordingly, while also avoiding the pole and becoming
The case where shape.
Second aspect of the present invention provides a kind of battery, and the battery includes with open shell, is closed together in institute
It states open sealing cap assemblies and is installed on the intracorporal battery core of the shell, wherein the sealing cap assemblies are provided by the present invention
Cell sealing cap assemblies.Cell sealing cap assemblies provided by the present invention are applied in battery, battery is not only increased
Leakproofness, and when by multiple battery assemblies at battery pack, the pole, which is no longer influenced by, screws power, can be firmly attached to close
Plate is covered, the safety in utilization of battery is which thereby enhanced.
Third aspect present invention provides a kind of battery pack, and the battery pack includes battery provided by the present invention, described
Battery pack further includes the joint outer part for enabling to be electrically connected between multiple batteries.By multiple electricity provided by the present invention
When pond is assembled into battery pack, due to the pole be no longer influenced by screw power effect but make the connecting column be screwed power,
So that the case where pole is firmly attached to seal cover board and avoids stress deformation, which thereby enhances the close of battery pack
Envelope property and safety in utilization.
Preferably, threaded hole is offered on the connecting column；
The joint outer part is by that can be each passed through the joint outer part and be screwed into the corresponding threaded hole
In multiple fixing pieces will be electrically connected between multiple batteries.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of the cell sealing cap assemblies of the preferred embodiment for the present invention；
Fig. 2 is the schematic diagram of the section structure along line A-A shown in FIG. 1 interception.
Description of symbols
1- cell sealing cap assemblies；10- seal cover board；100- groove；11- pole；11a- negative terminal；11b- positive terminal；
111- internal thread hole；12- connecting column；120- threaded hole；13- sealing structure；130- insulator seal ring；131- adapter ring；132-
Positive stop lug boss；14- conduct piece；140- conductive sheet.
Specific embodiment
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " typically refers to
Understand that " inside and outside " refers to the inside and outside of component outline in conjunction with the orientation in orientation shown in the drawings and practical application.
The present invention provides a kind of cell sealing cap assemblies, cell sealing cap assemblies 1 include seal cover board 10 and are installed in
The pole 11 of seal cover board 10, cell sealing cap assemblies 1 further include the connecting column 12 for being fixed on seal cover board 10, connecting column 12 with
Pole 11 is electrically connected.By the way that the connecting column 12 being electrically connected with pole 11 is arranged, so that multiple batteries are being assembled into battery pack
When can be and settable outer by connecting corresponding connecting column 12, for example, threaded hole 120 can be opened up on connecting column 12
Portion's connection sheet makes multiple fixing pieces such as bolt pass through the external connection piece simultaneously and is screwed into corresponding threaded hole 120 respectively
In, thus power effect can be screwed in this way, may make by multiple battery assemblies at battery pack under the action of the external connection piece
Power no longer is screwed to the application of pole 11 on connecting column 12, so that pole 11 is bonded with seal cover board 10, accordingly
It can be improved the leakproofness of cell sealing cap assemblies 1, while also avoiding the case where pole 11 deforms.Wherein, in conjunction with Fig. 1
With shown in Fig. 2, pole 11 is negative terminal 11a or positive terminal 11b, in other words, settable turn being electrically connected with negative terminal 11a
Connect column 12, may also set up the connecting column 12 being electrically connected with positive terminal 11b, certainly also it is settable respectively with negative terminal 11a and anode
Two connecting columns 12 of column 11b electrical connection.As shown in Figure 2, one end of connecting column 12 is fixed on seal cover board 10, threaded hole
120 can be opened in one end of the separate seal cover board 10 of connecting column 12, wherein threaded hole 120 can be along the thickness side of connecting column 12
To extension, it should be noted that do not need to open up spiral shell on such as negative terminal 11a of corresponding pole 11 being electrically connected with connecting column 12
Pit, in addition, internal thread hole 111 can be opened up on the end face of the separate seal cover board 10 of positive terminal 11b in order to pass through outside
By multiple battery assemblies at battery pack, internal thread hole 111 can extend connector along the thickness direction of positive terminal 11b.Also need
Bright, connecting column 12 can insulate between seal cover board 10.
Wherein, connecting column 12 can be by conduct piece 14 and the connection of pole 11 to realize the electricity between connecting column 12 and pole 11
Connection, in this way, the electric current by pole 11 can pass through connecting column 12, to ensure that the service performance of battery pack.
In order to enable the process connecting column 12 that electric current is stable, conduct piece 14 may include conductive sheet 140, can be in conductive sheet 140
On open up and allow the first through hole that passes through of pole 11, in addition, the first through hole for allowing pole 11 to pass through by setting, is making electricity
Stream stablizes the safety in utilization that battery can also be improved while process.It should be pointed out that conductive sheet 140 can be by making
One through-hole is sticked in the mode of the outer wall of pole 11 and pole 11 is electrically connected, can also be by by the wall and pole of first through hole
11 outer wall is welded the mode of laser welding such as and is electrically connected with pole 11.
Further, the second through-hole for allowing connecting column 12 to pass through can be opened up on conductive sheet 140 to further increase electricity
Stream passes through the stability of connecting column 12.Wherein, conductive sheet 140 can be by making the second through-hole be sticked in the outer wall of connecting column 12
Mode is electrically connected with connecting column 12, can also be by welding the outer wall of the wall of the second through-hole and connecting column 12 such as laser
The mode of welding is electrically connected with connecting column 12.
In addition, groove 100 can be opened up on seal cover board 10, connecting column 12 can be fixedly connected in groove 100.Such as Fig. 2
Shown in, insulating fixing piece can be set in groove 100, and connecting column 12 is fixed in groove 100 by the insulating fixing piece.
It is fixed on the insulating fixing piece of seal cover board 10 that is, may be provided in groove 100 and connecting column 12 is enabled to insulate,
In this way, just seal cover board 10 can be fixed in the insulation of connecting column 12 by the way that simple structure is arranged.Wherein, the insulation is fixed
Part may include the insulation glue-line between groove 100 and connecting column 12, wherein bicomponent epoxy resin can be selected as insulation
Glue forms insulation glue-line to be filled in groove 100, and seal cover board 10 thus is fixed in the insulation of connecting column 12.Wherein, groove
100 planform is not exposed to specific limitation, as long as connecting column 12 is enabled to protrude into, it is preferable that groove 100 can
With the shape that the outer profile with connecting column 12 matches, such as groove 100 can be rounded.
As shown in Figure 2, the mounting hole for allowing such as negative terminal 11a of pole 11 to protrude into can be opened up on seal cover board 10；Electricity
Pond sealing cap assemblies 1 may include sealing the sealing structure 13 in gap of the pole 11 such as between negative terminal 11a and mounting hole to guarantee
The leakproofness of cell sealing cap assemblies 1.It should be noted that positive terminal 11b can be straight by the slot being opened on seal cover board 10
It connects and is fixed on seal cover board 10, sealing structure can not needed by thus installing positive terminal 11b.
Preferably, sealing structure 13 may include surrounding the insulator seal ring 130 for being sheathed on such as negative terminal 11a of pole 11,
Middle insulator seal ring 130 can be located between mounting hole and pole 11 such as negative terminal 11a, in this way, passing through setting insulator seal ring 130
Such as negative terminal 11a of pole 11 may make to fix with 10 insulated enclosure of seal cover board.It is to be appreciated that at least partly insulated enclosure
Ring 130 can seal the gap, that is to say, that the part-structure of insulator seal ring 130 can protrude into pole 11 such as negative terminal 11a
Gap between mounting hole also may make the entire infrastructure of insulator seal ring 130 to be located at pole 11 such as to seal the gap
Gap between negative terminal 11a and mounting hole is to seal the gap.
In order to further increase the leakproofness of sealing structure 13, can be opened up on the wall of mounting hole around pole 11 such as cathode
The mounting groove of column 11a；Sealing structure 13 may include the adapter ring 131 that edge has step-like structure, wherein adapter ring 131 can
Circular pole 11 is as described in being inserted into the platform part of negative terminal 11a and adapter ring 131 in mounting groove.Insulator seal ring 130
Positioned at the top of adapter ring 131, adapter ring 131 plays the separate connecting column 12 for preventing insulator seal ring 130 towards mounting hole
Side is mobile.
Further, the positive stop lug boss 132 around such as wall of negative terminal 11a of pole 11, limit can be set on pole 11
Boss 132 is spaced apart with adapter ring 131, and insulator seal ring 130 is limited between adapter ring 131 and positive stop lug boss 132.Pass through
Insulator seal ring 130 is limited between adapter ring 131 and positive stop lug boss 132, insulator seal ring 130 may make to be not easy play,
To substantially increase leakproofness.
The present invention also provides a kind of battery, the battery includes with open shell, is closed together in the opening
Sealing cap assemblies and be installed on the intracorporal battery core of the shell, wherein the sealing cap assemblies be battery provided by the present invention
Seal cap assemblies 1.Cell sealing cap assemblies 1 provided by the present invention are applied in battery, the sealing of battery is not only increased
Property, and when by multiple battery assemblies at battery pack, pole 11, which can be no longer influenced by, screws power, can be firmly attached to sealing cover
Plate 10 which thereby enhances the safety in utilization of battery.
Invention further provides a kind of battery pack, the battery pack includes battery provided by the present invention, the battery pack
It further include the joint outer part for enabling to be electrically connected between multiple batteries, wherein screw thread can be opened up on connecting column 12
Hole 120, the joint outer part can be by that can be each passed through the joint outer part and be screwed into corresponding threaded hole 120
Multiple fixing pieces such as bolt will be electrically connected between multiple batteries.By multiple battery assemblies provided by the present invention at battery
Group when, due to pole 11 can be no longer influenced by screw power effect but make connecting column 12 be screwed power so that pole 11
The case where being firmly attached to seal cover board 10 and avoiding stress deformation which thereby enhances the leakproofness of battery pack and using peace
Quan Xing.It should be noted that the threaded hole 120 of the thickness direction extension along connecting column 12 can be opened up on connecting column 12, that is, exist
Threaded hole 120 is opened up on the end face of the separate seal cover board 10 of connecting column 12, in addition, can open up on positive terminal 11b along anode
The internal thread hole 111 that the thickness direction of column 11b extends, and joint outer part such as connection sheet is set while making multiple fixing pieces such as
Bolt passes through connection sheet and is screwed into corresponding threaded hole 120 or internal thread hole 111 respectively, thus in the work of joint outer part
It can be by multiple battery assemblies at battery pack under.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (15)
1. a kind of cell sealing cap assemblies, which is characterized in that the cell sealing cap assemblies (1) include seal cover board (10) and dress
Pole (11) set on the seal cover board (10), the cell sealing cap assemblies (1) further include being fixed on the seal cover board
(10) connecting column (12), the connecting column (12) are electrically connected with the pole (11).
2. cell sealing cap assemblies according to claim 1, which is characterized in that offer screw thread on the connecting column (12)
Hole (120).
3. cell sealing cap assemblies according to claim 1, which is characterized in that the connecting column (12) passes through conduct piece
(14) it is electrically connected with the pole (11).
4. cell sealing cap assemblies according to claim 3, which is characterized in that the conduct piece (14) includes conductive sheet
(140), the first through hole for allowing the pole (11) to pass through is offered on the conductive sheet (140).
5. cell sealing cap assemblies according to claim 4, which is characterized in that offered on the conductive sheet (140) fair
Perhaps the second through-hole that the described connecting column (12) passes through.
6. cell sealing cap assemblies according to claim 1, which is characterized in that offered on the seal cover board (10) recessed
Slot (100), the connecting column (12) are fixedly connected in the groove (100).
7. cell sealing cap assemblies according to claim 6, which is characterized in that be provided with insulation in the groove (100)
Fixing piece, the connecting column (12) are fixed in the groove (100) by the insulating fixing piece.
8. cell sealing cap assemblies according to claim 7, which is characterized in that the insulating fixing piece includes positioned at described
Insulation glue-line between groove (100) and the connecting column (12).
9. cell sealing cap assemblies according to claim 1, which is characterized in that the connecting column (12) and the sealing cover
Plate insulate between (10).
10. cell sealing cap assemblies described in -9 according to claim 1, which is characterized in that opened on the seal cover board (10)
Equipped with the mounting hole for allowing the pole (11) to protrude into；
The cell sealing cap assemblies (1) include the sealing structure for sealing the gap between the pole (11) and the mounting hole
(13)。
11. cell sealing cap assemblies according to claim 10, which is characterized in that the sealing structure (13) includes surrounding
It is sheathed on the insulator seal ring (130) of the pole (11) outer wall.
12. cell sealing cap assemblies according to claim 11, which is characterized in that offer ring on the wall of the mounting hole
Mounting groove around the pole (11)；
The sealing structure (13) includes the adapter ring (131) that edge has step-like structure, and the adapter ring (131) is around institute
The platform part for stating pole (11) and the adapter ring (131) is inserted into the mounting groove, is arranged on the pole (11)
There is the positive stop lug boss (132) of the wall around the pole (11), the positive stop lug boss (132) and the adapter ring (131) are spaced
Distribution, the insulator seal ring (130) are limited between the adapter ring (131) and the positive stop lug boss (132).
13. a kind of battery, which is characterized in that the battery includes with open shell, is closed together in the close of the opening
Closure assemblies and it is installed on the intracorporal battery core of the shell, wherein the sealing cap assemblies are any one of claim 1-12
The cell sealing cap assemblies (1).
14. a kind of battery pack, which is characterized in that the battery pack includes battery described in multiple claims 13, the battery
Group further includes the joint outer part for enabling to be electrically connected between multiple batteries.
15. battery pack according to claim 14, which is characterized in that offer threaded hole on the connecting column (12)
(120)；
The joint outer part is by that can be each passed through the joint outer part and be screwed into the corresponding threaded hole (120)
In multiple fixing pieces will be electrically connected between multiple batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123879.7A CN110120473A (en) | 2018-02-07 | 2018-02-07 | Cell sealing cap assemblies, battery and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123879.7A CN110120473A (en) | 2018-02-07 | 2018-02-07 | Cell sealing cap assemblies, battery and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110120473A true CN110120473A (en) | 2019-08-13 |
Family
ID=67520125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810123879.7A Pending CN110120473A (en) | 2018-02-07 | 2018-02-07 | Cell sealing cap assemblies, battery and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110120473A (en) |
Citations (7)
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| US20140023914A1 (en) * | 2012-07-17 | 2014-01-23 | Sanyo Electric Co., Ltd. | Prismatic secondary battery |
| CN103824979A (en) * | 2014-03-18 | 2014-05-28 | 天津市捷威动力工业有限公司 | Double-stud type lithium ion power battery cover plate structure |
| CN203617358U (en) * | 2013-11-29 | 2014-05-28 | 惠州比亚迪电池有限公司 | Ceramic sealing ring, battery cover plate component and battery |
| CN103891009A (en) * | 2011-08-29 | 2014-06-25 | 丰田自动车株式会社 | Cell, assembled cell, and mounted device |
| JP5599106B2 (en) * | 2011-03-08 | 2014-10-01 | 日立オートモティブシステムズ株式会社 | Secondary battery and secondary battery module |
| CN104471747A (en) * | 2012-09-28 | 2015-03-25 | 日立汽车系统株式会社 | Rectangular secondary battery |
| CN107403969A (en) * | 2016-05-20 | 2017-11-28 | 莫列斯有限公司 | Cell apparatus and battery connection module |
-
2018
- 2018-02-07 CN CN201810123879.7A patent/CN110120473A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5599106B2 (en) * | 2011-03-08 | 2014-10-01 | 日立オートモティブシステムズ株式会社 | Secondary battery and secondary battery module |
| CN103891009A (en) * | 2011-08-29 | 2014-06-25 | 丰田自动车株式会社 | Cell, assembled cell, and mounted device |
| US20140023914A1 (en) * | 2012-07-17 | 2014-01-23 | Sanyo Electric Co., Ltd. | Prismatic secondary battery |
| CN104471747A (en) * | 2012-09-28 | 2015-03-25 | 日立汽车系统株式会社 | Rectangular secondary battery |
| CN203617358U (en) * | 2013-11-29 | 2014-05-28 | 惠州比亚迪电池有限公司 | Ceramic sealing ring, battery cover plate component and battery |
| CN103824979A (en) * | 2014-03-18 | 2014-05-28 | 天津市捷威动力工业有限公司 | Double-stud type lithium ion power battery cover plate structure |
| CN107403969A (en) * | 2016-05-20 | 2017-11-28 | 莫列斯有限公司 | Cell apparatus and battery connection module |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190813 |