CN108448023A - A kind of high-capacity lithium battery seal assembly - Google Patents
A kind of high-capacity lithium battery seal assembly Download PDFInfo
- Publication number
- CN108448023A CN108448023A CN201810479443.1A CN201810479443A CN108448023A CN 108448023 A CN108448023 A CN 108448023A CN 201810479443 A CN201810479443 A CN 201810479443A CN 108448023 A CN108448023 A CN 108448023A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- seal assembly
- placing groove
- cell body
- gauge
- 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.)
- Granted
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 210000005056 cell body Anatomy 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/256—Carrying devices, e.g. belts
-
- 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
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Primary Cells (AREA)
Abstract
The invention discloses a kind of high-capacity lithium battery seal assemblies, including cell body, the both sides of the cell body top surface have been fixedly connected with conducting rod, surface at the top of the cell body and offer placing groove between two conducting rods, it has been fixedly connected with resetting spring on front side of the both sides of the placing groove inner cavity and at the top and bottom of rear side, semicircle snap-gauge is fixedly connected on the inside of the resetting spring.The present invention is by being arranged being used cooperatively for resetting spring, guide rod, pull rod, loose slot, placing groove, semicircle snap-gauge, sealing girth sheets, card slot, fixture block and inlet and outlet, convenient positioning can be carried out to seal assembly, improve the stability of seal assembly, seal assembly is solved when being sealed to lithium battery, because that cannot position, causes seal assembly to be in the presence of shaking, the poor problem of leakproofness occur so as to cause seal assembly, the practicability for substantially increasing seal assembly, is worthy to be popularized.
Description
Technical field
The present invention relates to technical field of lithium batteries, specially a kind of high-capacity lithium battery seal assembly.
Background technology
Lithium battery is one kind using lithium metal or lithium alloy as negative material, using the one-shot battery of non-aqueous electrolytic solution,
It is different with lithium ion polymer battery with rechargeable battery lithium ion battery, since the chemical characteristic of lithium metal is very living
It sprinkles so that processing, preservation, the use of lithium metal, it is very high to environmental requirement, so, lithium battery is not applied for a long time；With
The development of microelectric technique, the equipment of miniaturization is increasing, and very high requirement is proposed to power supply, and lithium battery enters therewith
Large-scale practical stage.
In high-capacity lithium battery, seal assembly is widely used, and existing seal assembly is sealed to lithium battery
When, it cannot get convenience positioning so that seal assembly is susceptible to the situation of shaking, leakproofness occurs so as to cause seal assembly
Poor problem greatly reduces the practicability of seal assembly, is unfavorable for the sealing of high-capacity lithium battery.
Invention content
The purpose of the present invention is to provide a kind of high-capacity lithium battery seal assemblies, have the advantages of facilitating positioning, solution
There is the poor problem of leakproofness in seal assembly of having determined.
To achieve the above object, the present invention provides the following technical solutions：A kind of high-capacity lithium battery seal assembly, including
The both sides of cell body, the cell body top surface have been fixedly connected with conducting rod, the surface at the top of the cell body and are located at
Offer placing groove between two conducting rods, on front side of the both sides of the placing groove inner cavity be fixedly connected at the top and bottom of rear side
There is resetting spring；
It is fixedly connected with semicircle snap-gauge on the inside of the resetting spring, is fixed at the center of the semicircle snap-gauge top surface
It is connected with pull rod, the top of the pull rod runs through placing groove and extends to the top of placing groove, on the left of the semicircle snap-gauge
Surface offers loose slot, has been fixedly connected with guide rod at the center of placing groove inner cavity both sides, the guide rod it is interior
Side extends to the inner cavity of loose slot, and the top and bottom of the semicircle snap-gauge inner surface offer card slot, the placement
It is communicated with liquid filling mouth at the center of slot intracavity bottom, is laterally fixedly connected at the center of the liquid filling mouth inner cavity top
There is sealing girth sheets, runs through at the center of the sealing girth sheets top surface and offer inlet and outlet, the cell body top surface
Round positioning plate is provided at center, the surface at the top of the circle positioning plate is fixedly connected with swivel becket, the round positioning
Plunger is fixedly connected at the center of plate bottom surface, the bottom of the plunger sequentially passes through placing groove and sealing ring from top to bottom
Plate simultaneously extend to sealing girth sheets bottom, the bottom of the plunger surface and positioned at sealing girth sheets at the top of be arranged with elastic packing
Circle is fixedly connected at the top of the plunger both sides there are two fixture block, and card slot inner cavity is extended on the outside of the fixture block.
Preferably, the quadrangle of the cell body bottom surface has been fixedly connected with support leg, the bottom on the support leg surface
Portion is arranged with resilient sleeve.
Preferably, it has been fixedly connected with fixed ring at the top of the cell body both sides, the inner cavity of the fixed ring is provided with
Draw ring.
Preferably, the inner ring of the semicircle snap-gauge and the surface of plunger are sliding contact, the surface of the plunger with into
The inner ring of outlet is sliding contact.
Compared with prior art, beneficial effects of the present invention are as follows：
1, the present invention is by being arranged resetting spring, guide rod, pull rod, loose slot, placing groove, semicircle snap-gauge, sealing girth sheets, card
Slot, fixture block and inlet and outlet are used cooperatively, and can be carried out convenient positioning to seal assembly, be improved the stability of seal assembly, solve
Seal assembly determined when being sealed to lithium battery, because cannot position, seal assembly has been caused to be in the presence of shaking, so as to cause
There is the poor problem of leakproofness in seal assembly, substantially increases the practicability of seal assembly, is worthy to be popularized.
2, the present invention can effectively seal liquid filling mouth, avoid the leakage of liquid by elastic seal ring, lead to
Swivel becket is crossed, round positioning plate can effectively be rotated, facilitate the cooperation of fixture block and card slot, by semicircle snap-gauge and close
The cooperation of seal plate can carry out effective position to plunger, improve the stability of plunger.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the semicircle snap-gauge vertical view of the present invention；
Fig. 3 is the enlarged drawing of A in Fig. 1 of the present invention；
Fig. 4 is present invention sealing girth sheets vertical view.
In figure：1 cell body, 2 draw rings, 3 fixed rings, 4 conducting rods, 5 resetting springs, 6 guide rods, 7 pull rods, 8 loose slots, 9
Placing groove, 10 support legs, 11 semicircle snap-gauges, 12 swivel beckets, 13 round positioning plates, 14 elastic seal rings, 15 plungers, 16 sealings
Girth sheets, 17 card slots, 18 fixture blocks, 19 inlet and outlet, 20 resilient sleeves, 21 liquid filling mouths.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-4, a kind of high-capacity lithium battery seal assembly, including cell body 1,1 bottom surface of cell body
Quadrangle has been fixedly connected with support leg 10, and the bottom on 10 surface of support leg is arranged with resilient sleeve 20, and the top of 1 both sides of cell body is equal
It is fixedly connected with fixed ring 3, the inner cavity of fixed ring 3 is provided with draw ring 2, and the both sides of 1 top surface of cell body have been fixedly connected with
Conducting rod 4, the surface at the top of cell body 1 and offers placing groove 9 between two conducting rods 4, before 9 inner cavity both sides of placing groove
Resetting spring 5 has been fixedly connected at the top and bottom of side and rear side；
The inside of resetting spring 5 is fixedly connected with semicircle snap-gauge 11, the company of fixation at the center of 11 top surface of semicircle snap-gauge
It is connected to pull rod 7, the top of pull rod 7 runs through placing groove 9 and extends to the top of placing groove 9, the surface in 11 left side of semicircle snap-gauge
Loose slot 8 is offered, has been fixedly connected with guide rod 6 at the center of 9 inner cavity both sides of placing groove, the inside of guide rod 6 extends to
The top and bottom of the inner cavity of loose slot 8,11 inner surface of semicircle snap-gauge offer card slot 17,9 intracavity bottom of placing groove
Center at be communicated with liquid filling mouth 21, be laterally fixedly connected with sealing girth sheets at the center of 21 inner cavity top of liquid filling mouth
16, it seals at the center of 16 top surface of girth sheets through inlet and outlet 19 are offered, is provided at the center of 1 top surface of cell body
The surface of round positioning plate 13,13 top of round positioning plate is fixedly connected with swivel becket 12,13 bottom surface of round positioning plate
Plunger 15 is fixedly connected at center, the bottom of plunger 15 sequentially passes through placing groove 9 and sealing girth sheets 16 and extends from top to bottom
To the bottom of sealing girth sheets 16, the inner ring of semicircle snap-gauge 11 and the surface of plunger 15 are sliding contact, the surface of plunger 15 with
The inner ring of inlet and outlet 19 is sliding contact, by the cooperation of semicircle snap-gauge 11 and sealing girth sheets 16, can be had to plunger 15
Effect positioning, improves the stability of plunger 15, and the bottom on 15 surface of plunger and the top for being located at sealing girth sheets 16 are arranged flexible
Sealing ring 14 can effectively seal liquid filling mouth 21, avoid the leakage of liquid, plunger by elastic seal ring 14
It being fixedly connected at the top of 15 both sides there are two fixture block 18, the outside of fixture block 18 extends to 17 inner cavity of card slot, by swivel becket 12,
Round positioning plate 13 can effectively be rotated, facilitate the cooperation of fixture block 18 and card slot 17, by the way that resetting spring 5 is arranged, leads
To bar 6, pull rod 7, loose slot 8, placing groove 9, semicircle snap-gauge 11, sealing girth sheets 16, card slot 17, fixture block 18 and inlet and outlet 19
It is used cooperatively, convenient positioning can be carried out to seal assembly, improve the stability of seal assembly, solve seal assembly to lithium
When cell sealing, because that cannot position, causes seal assembly to be in the presence of shaking, leakproofness occur so as to cause seal assembly
Poor problem substantially increases the practicability of seal assembly, is worthy to be popularized.
In use, when seal assembly needs in use, pulling pull rod 7, is moved under the action of pull rod 7 outside semicircle snap-gauge 11
Resetting spring 5 is squeezed, round positioning plate 13 is then placed into the top with cell body 1, and pressed, makes plunger 15
Into the bottom of sealing girth sheets 16, stop pulling under the action of resetting spring 5 pull rod 7, semicircle snap-gauge 11 resets, rotation
Swivel becket 12 makes fixture block 18 be formed with card slot 17 and coordinates, completes operation.
In summary：The high-capacity lithium battery seal assembly, by the way that resetting spring 5 is arranged, guide rod 6, pull rod 7, lives
Dynamic slot 8, semicircle snap-gauge 11, seals being used cooperatively for girth sheets 16, card slot 17, fixture block 18 and inlet and outlet 19 at placing groove 9, solves
There is the poor problem of leakproofness in seal assembly.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of high-capacity lithium battery seal assembly, including cell body（1）, it is characterised in that：The cell body（1）Top table
The both sides in face have been fixedly connected with conducting rod（4）, the cell body（1）The surface at top and be located at two conducting rods（4）Between
Offer placing groove（9）, the placing groove（9）It is fixedly connected with reset bullet on front side of the both sides of inner cavity and at the top and bottom of rear side
Spring（5）；
The resetting spring（5）Inside be fixedly connected with semicircle snap-gauge（11）, the semicircle snap-gauge（11）Top surface
Center at be fixedly connected with pull rod（7）, the pull rod（7）Top run through placing groove（9）And extend to placing groove（9）Top
Portion, the semicircle snap-gauge（11）The surface in left side offers loose slot（8）, the placing groove（9）At the center of inner cavity both sides
It has been fixedly connected with guide rod（6）, the guide rod（6）Inside extend to loose slot（8）Inner cavity, it is described semicircle snap-gauge
（11）The top and bottom of inner surface offer card slot（17）, the placing groove（9）It is communicated at the center of intracavity bottom
Liquid filling mouth（21）, the liquid filling mouth（21）Sealing girth sheets is laterally fixedly connected at the center of inner cavity top（16）,
The sealing girth sheets（16）Run through at the center of top surface and offers inlet and outlet（19）, the cell body（1）Top surface
Round positioning plate is provided at center（13）, the circle positioning plate（13）The surface at top is fixedly connected with swivel becket（12）,
The circle positioning plate（13）It is fixedly connected with plunger at the center of bottom surface（15）, the plunger（15）Bottom from up to
Under sequentially pass through placing groove（9）With sealing girth sheets（16）And extend to sealing girth sheets（16）Bottom, the plunger（15）Surface
Bottom and positioned at sealing girth sheets（16）Top be arranged with elastic seal ring（14）, the plunger（15）The top of both sides is solid
There are two fixture blocks for fixed connection（18）, the fixture block（18）Outside extend to card slot（17）Inner cavity.
2. a kind of high-capacity lithium battery seal assembly according to claim 1, it is characterised in that：The cell body（1）
The quadrangle of bottom surface has been fixedly connected with support leg（10）, the support leg（10）The bottom on surface is arranged with resilient sleeve
（20）.
3. a kind of high-capacity lithium battery seal assembly according to claim 1, it is characterised in that：The cell body（1）
Fixed ring has been fixedly connected at the top of both sides（3）, the fixed ring（3）Inner cavity be provided with draw ring（2）.
4. a kind of high-capacity lithium battery seal assembly according to claim 1, it is characterised in that：The semicircle snap-gauge
（11）Inner ring and plunger（15）Surface be sliding contact, the plunger（15）Surface and inlet and outlet（19）Inner ring be slide
Dynamic contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479443.1A CN108448023B (en) | 2018-05-18 | 2018-05-18 | Sealing assembly for high-capacity lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810479443.1A CN108448023B (en) | 2018-05-18 | 2018-05-18 | Sealing assembly for high-capacity lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108448023A true CN108448023A (en) | 2018-08-24 |
| CN108448023B CN108448023B (en) | 2023-05-30 |
Family
ID=63204641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810479443.1A Active CN108448023B (en) | 2018-05-18 | 2018-05-18 | Sealing assembly for high-capacity lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108448023B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9312172U1 (en) * | 1993-08-14 | 1993-10-07 | Varta Batterie | Insert for openings in the cell cover of electrical batteries |
| JP2011086382A (en) * | 2009-10-13 | 2011-04-28 | Toshiba Corp | Sealed battery |
| CN103887454A (en) * | 2012-12-24 | 2014-06-25 | 上海比亚迪有限公司 | Lithium ion battery seal structure and its lithium ion battery |
| CN206003899U (en) * | 2016-05-31 | 2017-03-08 | 余赛君 | The lithium ion battery of sealed taper can conveniently be opened |
| JP2017076475A (en) * | 2015-10-13 | 2017-04-20 | 株式会社豊田自動織機 | Power storage device |
| CN206432341U (en) * | 2017-02-20 | 2017-08-22 | 南通耐维特电源有限公司 | Safety-type lithium battery |
| CN207320226U (en) * | 2017-10-17 | 2018-05-04 | 江西中锂新能源有限责任公司 | The lithium ion battery of fluid injection can be facilitated |
| CN208422987U (en) * | 2018-05-18 | 2019-01-22 | 南通耐维特电源有限公司 | A kind of high-capacity lithium battery seal assembly |
-
2018
- 2018-05-18 CN CN201810479443.1A patent/CN108448023B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9312172U1 (en) * | 1993-08-14 | 1993-10-07 | Varta Batterie | Insert for openings in the cell cover of electrical batteries |
| JP2011086382A (en) * | 2009-10-13 | 2011-04-28 | Toshiba Corp | Sealed battery |
| CN103887454A (en) * | 2012-12-24 | 2014-06-25 | 上海比亚迪有限公司 | Lithium ion battery seal structure and its lithium ion battery |
| JP2017076475A (en) * | 2015-10-13 | 2017-04-20 | 株式会社豊田自動織機 | Power storage device |
| CN206003899U (en) * | 2016-05-31 | 2017-03-08 | 余赛君 | The lithium ion battery of sealed taper can conveniently be opened |
| CN206432341U (en) * | 2017-02-20 | 2017-08-22 | 南通耐维特电源有限公司 | Safety-type lithium battery |
| CN207320226U (en) * | 2017-10-17 | 2018-05-04 | 江西中锂新能源有限责任公司 | The lithium ion battery of fluid injection can be facilitated |
| CN208422987U (en) * | 2018-05-18 | 2019-01-22 | 南通耐维特电源有限公司 | A kind of high-capacity lithium battery seal assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108448023B (en) | 2023-05-30 |
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