CN110120472A - Cell sealing cap assemblies, battery and battery pack - Google Patents
Cell sealing cap assemblies, battery and battery pack Download PDFInfo
- Publication number
- CN110120472A CN110120472A CN201810123878.2A CN201810123878A CN110120472A CN 110120472 A CN110120472 A CN 110120472A CN 201810123878 A CN201810123878 A CN 201810123878A CN 110120472 A CN110120472 A CN 110120472A
- Authority
- CN
- China
- Prior art keywords
- pole
- sealing cap
- cap assemblies
- cell sealing
- battery
- 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
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular 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
- H01M50/10—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
-
- 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, the cell sealing cap assemblies further include the anti-rotational structure (12) that can prevent the polar-column rotation, the anti-rotational structure include be fixed on the seal cover board and both ends be respectively formed with the first opening (121) and second be open (122) stop sleeve (120), the stop sleeve is sheathed on the outside of the pole.The cell sealing cap assemblies have anti-rotational structure, so that pole is not easy to rotate, to improve the leakproofness of cell sealing cap assemblies.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 box body and the sealing cover for being covered on box body, 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 anti-rotational structure, so that pole is not
It is easy to rotate, 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 can prevent it is described
The anti-rotational structure of polar-column rotation, the anti-rotational structure include being fixed on the seal cover board and both ends are respectively formed with first
The stop sleeve of opening and the second opening, the stop sleeve are sheathed on the outside of the pole.
Preferably, the stop sleeve is in contact with the outer wall of the pole.
Preferably, first opening is in contact with the outer wall of the pole, and the anti-rotational structure is opened described second
The seal cover board is fixed at mouthful.
Preferably, the part of the stop sleeve matched with the pole is in non-circular structure.
Preferably, first opening is in non-circular structure, and the outer wall of the pole is provided with and opens with described first
The boss in non-circular structure that mouth fastens.
Preferably, first opening is in polygonized structure;And/or the boss and the pole are formed as one part.
Preferably, the slot protruded into for second opening is offered on the seal cover board, being provided in the slot can
The second opening insulation is fixed on to the insulating fixing piece of the seal cover board.
Preferably, the insulating fixing piece includes insulation glue-line.
Preferably, threaded hole is offered on the pole.
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.
Preferably, the 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 groove, and the limit convex of the wall around the pole is provided on the pole
Platform, 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 boss.
In the above-mentioned technical solutions, seal cover board is fixed on by setting and is sheathed on the stop sleeve of the outside of pole, from
And the stop sleeve is enabled to prevent the polar-column rotation, such as the stop sleeve that the pole can be prevented to be screwed power
Back wall is rotated around the central axis of the pole itself, in this way, the connection that the pole and the seal cover board are consolidated, by
This also can be improved the leakproofness of cell sealing cap assemblies.
Second aspect of the present invention provides a kind of battery, and the battery includes with open box body, is closed together in institute
It states open sealing cap assemblies and is installed on the intracorporal battery core of the box, 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 is screwed power and is also not susceptible to rotate, and is thus improved
The safety in utilization of battery.
Third aspect present invention provides a kind of battery pack, and the battery pack includes multiple batteries provided by the present invention,
The battery pack further includes the joint outer part for enabling to be electrically connected between multiple batteries.It will be multiple provided by the present invention
Battery assembly at battery when, be also not susceptible to rotate since the pole is screwed power, which thereby enhance the sealing of battery pack
Property and safety in utilization.
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 A-A shown in FIG. 1 interception;
Fig. 3 is the partial structural diagram of cell sealing cap assemblies shown in Fig. 2 being located at negative terminal;
Fig. 4 is the preferred structure schematic diagram of the stop sleeve in the anti-rotational structure of cell sealing cap assemblies shown in Fig. 2;
Fig. 5 is the preferred structure schematic diagram for being set to pole matched with stop sleeve shown in Fig. 4;
Fig. 6 is the overlooking structure diagram of the preferred structure shown in fig. 5 for being set to pole;
Fig. 7 is that the partial structurtes of the cell sealing cap assemblies of another preferred embodiment of the present invention being located at negative terminal are shown
It is intended to;
Fig. 8 is the schematic diagram of the section structure along line B-B shown in Fig. 7 interception, wherein illustrates only cell sealing cap assemblies
Anti-rotational structure in stop sleeve another preferred structure schematic diagram;
Fig. 9 is the overlooking structure diagram of stop sleeve shown in Fig. 8;
Figure 10 is the preferred structure schematic diagram for being set to pole matched with stop sleeve shown in Fig. 8;
Figure 11 is the overlooking structure diagram of the preferred structure shown in Fig. 10 for being set to pole.
Description of symbols
1- cell sealing cap assemblies;10- seal cover board;100- slot;102- mounting hole;11- pole;11a- negative terminal;
11b- positive terminal;12- anti-rotational structure;120- stop sleeve;121- first is open;122- second is open;123- boss;13- is close
Seal structure;130- insulator seal ring;131- adapter ring;132- positive stop lug boss;14- threaded hole;14a- cathode threaded hole;14b- is just
Pole threaded hole.
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 " is the inside and outside of the profile of finger 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 anti-rotational structure 12 that pole 11 can be prevented to rotate, example
Such as: anti-rotational structure 12 can prevent pole 11 by the rotation for screwing the generation of masterpiece used time;Anti-rotational structure 12 includes solid
Due to seal cover board 10 and both ends are respectively formed with the stop sleeve 120 of the first opening 121 and the second opening 122, in conjunction with Fig. 3,4 and
Shown in Fig. 8, the upper end opening of stop sleeve 120 is the first opening 121, and the lower ending opening of stop sleeve 120 is the second opening 122,
Stop sleeve 120 is sheathed on the outside of pole 11.By the way that the stop sleeve for being fixed on seal cover board 10 and being sheathed on pole 11 is arranged
120, pole 11 can be prevented to be screwed power so that stop sleeve 120 can prevent pole 11 from rotating such as stop sleeve 120
After rotate, specifically, stop sleeve 120 can prevent pole 11 by screwing power back wall around the central axis of pole 11 itself
Line rotation, in this way, the connection for consolidating pole 11 and seal cover board 10, thus also can be improved cell sealing cap assemblies 1
Leakproofness.It is understood that torsion can be by the stop sleeve that is in contact with pole 11 when screwing power to the application of pole 11
120 are transmitted to seal cover board 10 and battery case, so that the torsion that pole 11 is subject to is smaller or is substantially not subject to turn round
The effect of power, so that pole 11 can securely be connect with seal cover board 10.In conjunction with shown in Fig. 1 and Fig. 2, pole 11 is negative terminal
11a or positive terminal 11b, in other words, anti-rotational structure 12 may be disposed at negative terminal 11a, may also set up in positive terminal 11b, also
Anti-rotational structure 12 can be respectively provided on negative terminal 11a and positive terminal 11b.It may also be noted that can be opened on pole 11
If threaded hole 14, wherein threaded hole 14 can extend along the thickness direction of pole 11, i.e., in the separate seal cover board 10 of pole 11
Threaded hole 14 is opened up on end face, specifically, the negative of the thickness direction extension along negative terminal 11a can be opened up on negative terminal 11a
Pole threaded hole 14a can also open up the positive threaded hole 14b of the thickness direction extension along positive terminal 11b on positive terminal 11b, and
Setting connection sheet makes multiple fixing pieces simultaneously such as bolt passes through connection sheet and is screwed into corresponding threaded hole 14 respectively, thus
Fixing piece such as bolt can be screwed into threaded hole 14 by multiple battery assemblies at battery pack under the action of the connection sheet
Shi Jizhu 11 will receive the effect for screwing power.In addition, the metal such as aluminium alloy that density is small and intensity is high, which can be selected, prepares stop sleeve
120, high-intensitive engineering plastics such as ABS, PPO or PPS also can be selected and prepare stop sleeve 120.
In addition, stop sleeve 120 and the outer wall of pole 11 may make to be in contact, in this way, by stop sleeve 120 and pole 11 it
Between phase mutual friction also can be realized prevent pole 11 rotate purpose.
In conjunction with shown in Fig. 2 and Fig. 3, the first opening 121 can be in contact with the outer wall of pole 11, and anti-rotational structure 12 can be
It is fixed on seal cover board 10 at second opening 122, in this way, just enabling to stop sleeve 120 to play by simple structure prevents
Pole 11 is by screwing the effect rotated after power.
In addition it should be pointed out that can be by the way that shape each other mutual be arranged on the outer wall of pole 11 and stop sleeve 120
The structure matched prevents pole 11 from rotating such as 120 energy of stop sleeve so that stop sleeve 120 can be realized when being in contact with pole 11
Enough prevent pole 11 by screwing the purpose rotated after power.Preferably, the part of stop sleeve 120 cooperated with pole 11 can
In non-circular structure such as polygonized structure or ellipsoidal structure, in this way, the energy when stop sleeve 120 is sheathed on the outside of pole 11
Enough play the role of preventing pole 11 from rotating.
In order to further increase the anti-rotational effect of stop sleeve 120, the first opening 121 is preferably in non-circular structure,
And in the settable boss 123 in non-circular structure to fasten with the first opening 121 of the outer wall of pole 11.In non-circular
It first opening 121 of structure and is set to pole 11 and is open the collective effect of boss 123 that 121 shape matches with first
Under, so that the anti-rotational better effect of stop sleeve 120.In addition, the first opening 121 can be by the modes such as welding or being interference fitted
It is matched with boss 123.In addition, boss 123 is preferably formed as being integrated with pole 11, it is not only convenient for preparing in this way, Er Qiejin
One step improves the anti-rotational effect of stop sleeve 120.
Further, the first opening 121 is preferably in polygonized structure such as regular polygon structure in order to the system of stop sleeve 120
Standby and installation, while good anti-rotational effect can also be played, correspondingly, boss 123 can be such as just polygon in polygonized structure
Shape structure.
In conjunction with shown in Fig. 4, Fig. 5 and Fig. 6, the first opening 121 can be in regular hexagon structure, correspondingly, boss 123 can be in
Regular hexagon structure.In addition, the first opening 121 can be in regular quadrangle knot in conjunction with shown in Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11
Structure, correspondingly, boss 123 can be in regular quadrangle structure.
As shown in Figure 3, the slot 100 protruded into for the second opening 122 can be opened up on seal cover board 10, it can in slot 100
The insulating fixing piece that second opening, 122 insulation can be fixed on to seal cover board 10 is set, in this way, by the way that simple structure is arranged
Just stop sleeve 120 can be insulated and is fixed on seal cover board 10.Wherein, the insulating fixing piece may include insulation glue-line, also
It is to say, insulating cement can be filled in slot 100 to form insulation glue-line to which seal cover board 10 is fixed in 122 insulation of the second opening.
In conjunction with shown in Fig. 2 and Fig. 3, the peace for allowing such as negative terminal 11a of pole 11 to protrude into can be opened up on seal cover board 10
Fill hole 102;Cell sealing cap assemblies 1 may include sealing pole 11 such as the sealing in the gap between negative terminal 11a and mounting hole 102
Structure 13 is to guarantee the leakproofness of cell sealing cap assemblies 1.It should be noted that positive terminal 11b can be by being opened in sealing cover
Mounting groove on plate 10 is fixed on seal cover board 10, and 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 102 and pole 11 such as negative terminal 11a, in this way, passing through setting insulator seal ring
130 may make such as negative terminal 11a of pole 11 to fix with 10 insulated enclosure of seal cover board.It is to be appreciated that at least partly insulating
Sealing 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 cathode
Gap between column 11a and mounting hole 102 is to seal the gap, in addition, the entire infrastructure of insulator seal ring 130 can be located at pole
Such as gap between negative terminal 11a and mounting hole 102 of column 11 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 102 around pole 11 such as
The groove of negative terminal 11a;Sealing structure 13 may include the adapter ring 131 that edge has step-like structure, wherein adapter ring 131
It can be around pole 11 as described in being inserted into the platform part of negative terminal 11a and adapter ring 131 in groove.Insulator seal ring 130
Positioned at the top of adapter ring 131, adapter ring 131, which plays, prevents separate stop sleeve of the insulator seal ring 130 towards mounting hole 102
120 side.
Further, the limit convex around such as wall of negative terminal 11a of pole 11 can be set on pole 11 such as negative terminal 11a
Platform 132, positive stop lug boss 132 are spaced apart with adapter ring 131, and insulator seal ring 130 is limited to adapter ring 131 and positive stop lug boss
Between 132.By the way that insulator seal ring 130 to be limited between adapter ring 131 and positive stop lug boss 132, insulator seal ring may make
130 are not easy play, to substantially increase leakproofness.
The present invention also provides a kind of battery, the battery includes with open box body, is closed together in the opening
Sealing cap assemblies and be installed on the intracorporal battery core of the box, 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 is not easy rotation and is for example screwed power to be also not susceptible to rotate, by
This improves the safety in utilization of battery.
Invention further provides a kind of battery pack, the battery pack includes multiple batteries provided by the present invention, the electricity
Pond group further includes the joint outer part for enabling to be electrically connected between multiple batteries.By multiple batteries provided by the present invention
When being assembled into battery, is for example screwed power since pole 11 is not easy rotation and be also not susceptible to rotate, which thereby enhance battery pack
Leakproofness and safety in utilization.It should be noted that the spiral shell of the thickness direction extension along pole 11 can be opened up on pole 11
Pit 14 opens up threaded hole 14 on the end face of the separate seal cover board 10 of pole 11, specifically, on negative terminal 11a
The cathode threaded hole 14a for opening up the thickness direction extension along negative terminal 11a, opens up the thickness along positive terminal 11b on positive terminal 11b
The positive threaded hole 14b that direction extends is spent, and joint outer part such as connection sheet is set while multiple fixing pieces such as bolt is worn
It crosses connection sheet and is screwed into corresponding threaded hole 14 respectively, it thus can be by multiple battery packs under the action of joint outer part
Dress up battery pack.
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 (14)
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 that can prevent the pole
(11) anti-rotational structure (12) rotated, the anti-rotational structure (12) include being fixed on the seal cover board (10) and both ends point
It is not formed with the stop sleeve (120) of the first opening (121) and the second opening (122), the stop sleeve (120) is sheathed on the pole
The outside of column (11).
2. cell sealing cap assemblies according to claim 1, which is characterized in that the stop sleeve (120) and the pole
(11) outer wall is in contact.
3. cell sealing cap assemblies according to claim 2, which is characterized in that first opening (121) and the pole
The outer wall of column (11) is in contact, and the anti-rotational structure (12) is fixed on the seal cover board at second opening (122)
(10)。
4. cell sealing cap assemblies according to claim 1, which is characterized in that the stop sleeve (120) with the pole
The part that column (11) matches is in non-circular structure.
5. cell sealing cap assemblies according to claim 4, which is characterized in that first opening (121) is in non-circular
Structure, and the outer wall of the pole (11) be provided with fasten with first opening (121) it is convex in non-circular structure
Platform (123).
6. cell sealing cap assemblies according to claim 5, which is characterized in that first opening (121) is in polygon
Structure;And/or the boss (123) and the pole (11) are formed as one part.
7. cell sealing cap assemblies according to claim 1, which is characterized in that offer confession on the seal cover board (10)
The slot (100) that second opening (122) protrudes into, interior be provided with of the slot (100) can be by the second opening (122) insulation
It is fixed on the insulating fixing piece of the seal cover board (10).
8. cell sealing cap assemblies according to claim 7, which is characterized in that the insulating fixing piece includes insulating cement
Layer.
9. cell sealing cap assemblies according to claim 1, which is characterized in that offer threaded hole on the pole (11)
(14)。
10. cell sealing cap assemblies described in any one of -9 according to claim 1, which is characterized in that the seal cover board
(10) mounting hole (102) for allowing the pole (11) to protrude into is offered on;
The cell sealing cap assemblies (1) include the close of the gap between the sealing pole (11) and the mounting hole (102)
Seal structure (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).
12. cell sealing cap assemblies according to claim 11, which is characterized in that opened on the wall of the mounting hole (102)
Equipped with the 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 groove, is provided on the pole (11)
Around the positive stop lug boss (132) of the wall of the pole (11), the positive stop lug boss (132) and the adapter ring (131) interval point
Cloth, 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 box body, is closed together in the close of the opening
Closure assemblies and it is installed on the intracorporal battery core of the box, 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.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810123878.2A CN110120472A (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 |
---|---|---|---|
CN201810123878.2A CN110120472A (en) | 2018-02-07 | 2018-02-07 | Cell sealing cap assemblies, battery and battery pack |
Publications (1)
Publication Number | Publication Date |
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CN110120472A true CN110120472A (en) | 2019-08-13 |
Family
ID=67520122
Family Applications (1)
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CN201810123878.2A Pending CN110120472A (en) | 2018-02-07 | 2018-02-07 | Cell sealing cap assemblies, battery and battery pack |
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Citations (7)
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JP2004296330A (en) * | 2003-03-27 | 2004-10-21 | Toshiba Battery Co Ltd | Sealer application device for battery |
CN2870180Y (en) * | 2005-12-15 | 2007-02-14 | 中国电子科技集团公司第十八研究所 | Lithium ion cell sealing cover of preventing polar-column rotation |
CN101562241A (en) * | 2009-06-01 | 2009-10-21 | 奇瑞汽车股份有限公司 | Square lithium ion battery terminal post anti-rotation device |
CN104241555A (en) * | 2014-06-27 | 2014-12-24 | 惠州市德赛电池有限公司 | Lithium battery encapsulating method |
CN204792948U (en) * | 2015-06-30 | 2015-11-18 | 广东科技学院 | Battery top cap subassembly |
CN107394101A (en) * | 2016-05-17 | 2017-11-24 | 比亚迪股份有限公司 | Battery protecting apparatus, cover plate assembly and battery |
CN206961885U (en) * | 2017-06-16 | 2018-02-02 | 浙江中泽精密科技有限公司 | Power battery cover harden structure |
-
2018
- 2018-02-07 CN CN201810123878.2A patent/CN110120472A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004296330A (en) * | 2003-03-27 | 2004-10-21 | Toshiba Battery Co Ltd | Sealer application device for battery |
CN2870180Y (en) * | 2005-12-15 | 2007-02-14 | 中国电子科技集团公司第十八研究所 | Lithium ion cell sealing cover of preventing polar-column rotation |
CN101562241A (en) * | 2009-06-01 | 2009-10-21 | 奇瑞汽车股份有限公司 | Square lithium ion battery terminal post anti-rotation device |
CN104241555A (en) * | 2014-06-27 | 2014-12-24 | 惠州市德赛电池有限公司 | Lithium battery encapsulating method |
CN204792948U (en) * | 2015-06-30 | 2015-11-18 | 广东科技学院 | Battery top cap subassembly |
CN107394101A (en) * | 2016-05-17 | 2017-11-24 | 比亚迪股份有限公司 | Battery protecting apparatus, cover plate assembly and battery |
CN206961885U (en) * | 2017-06-16 | 2018-02-02 | 浙江中泽精密科技有限公司 | Power battery cover harden structure |
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Application publication date: 20190813 |