CN113611960A - Stable and reliable cylindrical lithium ion battery - Google Patents
Stable and reliable cylindrical lithium ion battery Download PDFInfo
- Publication number
- CN113611960A CN113611960A CN202110852490.8A CN202110852490A CN113611960A CN 113611960 A CN113611960 A CN 113611960A CN 202110852490 A CN202110852490 A CN 202110852490A CN 113611960 A CN113611960 A CN 113611960A
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- Prior art keywords
- lithium ion
- ion battery
- main body
- heat dissipation
- stable
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 86
- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000005486 organic electrolyte Substances 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 15
- 239000011229 interlayer Substances 0.000 claims description 10
- 239000007773 negative electrode material Substances 0.000 claims description 10
- 239000007774 positive electrode material Substances 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 7
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- 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
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M50/186—Sealing members characterised by the disposition of the sealing members
- H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
-
- 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
- H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
-
- 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
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a stable and reliable cylindrical lithium ion battery, which comprises a heat dissipation base, a lithium ion battery main body, a cover cap and a battery cell, wherein the heat dissipation base is arranged at the bottom end of the lithium ion battery main body, a heat dissipation plate is arranged at the bottom end inside the lithium ion battery main body, the battery cell is arranged at the top end of the heat dissipation plate, organic electrolyte is uniformly filled in the lithium ion battery main body, the cover cap is arranged at the top end of the lithium ion battery main body, a rubber strip sealing part is arranged at the bottom end of the cover cap, a cavity is arranged in the center of the inside of the rubber strip sealing part, and a pressure relief blocking piece is arranged at the bottom end inside the cavity. The lithium ion battery comprises a lithium ion battery main body, a battery core, an organic electrolyte, a cap, a rubber strip sealing part, a cavity, a pressure relief baffle and a liquid permeation port, so that the lithium ion battery main body is stable and reliable in performance, and the safety is improved.
Description
Technical Field
The invention relates to the technical field of lithium ion batteries, in particular to a stable and reliable cylindrical lithium ion battery.
Background
The lithium ion battery is a secondary battery, which mainly depends on the movement of lithium ions between a positive electrode and a negative electrode to work, has large energy density, high average output voltage, no memory effect, excellent cycle performance, quick charge and discharge, high charging efficiency up to 100 percent, large output power and long service life, and is also called as a green battery because of not containing toxic and harmful substances.
Cylindrical lithium ion battery is a comparatively common kind among the lithium ion battery, mainly comprises shell, positive pole, negative pole, diaphragm and electrode liquid, but the most simple structure of current cylindrical lithium ion battery, and the safety protection structure does not have to the function singleness, appears the potential safety hazard easily when lithium ion battery main part internal pressure is too big.
Disclosure of Invention
The invention aims to provide a stable and reliable cylindrical lithium ion battery to solve the problems that the prior art does not have a safety protection structure and is not stable and reliable enough.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a reliable and stable cylindrical lithium ion battery, includes heat dissipation base, lithium ion battery main part, block and battery core, the bottom of lithium ion battery main part is provided with the heat dissipation base, the inside bottom of lithium ion battery main part is provided with the heating panel, just the top of heating panel is provided with the battery core, the inside even packing of lithium ion battery main part has organic electrolyte, just the top of lithium ion battery main part is provided with the block, the bottom of block is provided with rubber strip sealing portion, just the inside central position department of rubber strip sealing portion is provided with the cavity, the inside bottom of cavity is provided with the pressure release separation blade, just 2 liquid penetrating openings have been seted up on the rubber strip sealing portion of cavity top.
Preferably, the outside of heat dissipation base is provided with the ventilation hole, just the ventilation hole is equidistant to be distributed.
Preferably, heat conduction columns are uniformly distributed in the heat dissipation base, extend to the inside of the heat dissipation plate, and the heat conduction columns and the heat dissipation plate are made of copper alloy materials with high heat conductivity coefficients.
Preferably, an interlayer is arranged inside the side wall of the lithium ion battery body, and reinforcing ribs are distributed inside the interlayer in a concentric circle structure.
Preferably, a sealing ring is arranged on the outer side of the cap, and the outer side of the sealing ring is tightly attached to the top end of the interior of the lithium ion battery main body.
Preferably, the battery core comprises a positive electrode material, a negative electrode material and a separation film, the positive electrode material and the negative electrode material are made in a winding mode, and the separation film is arranged between the positive electrode material and the negative electrode material.
Preferably, a pressure-resistant layer is arranged in the lithium ion battery main body on the outer side of the interlayer, and buffer columns are uniformly distributed in the pressure-resistant layer.
Preferably, the buffer column is made of rubber, and hollow parts are arranged inside the buffer column.
Compared with the prior art, the invention has the beneficial effects that:
(1) this reliable and stable cylindrical lithium ion battery is through installing the lithium ion battery main part, the battery core, organic electrolyte, the block, rubber strip sealing, the cavity, pressure release separation blade and liquid permeation mouth, when the internal pressure of lithium ion battery is too big, on the atmospheric pressure application pressure release separation blade, make it tear and form the opening, inside atmospheric pressure can in time follow the opening and discharge to the cavity, prevent the explosion of lithium ion battery main part, liquid permeation mouth has been seted up on the rubber strip sealing, make inside organic electrolyte can pass through liquid permeation mouth and slowly discharge, avoid producing the friction and produce the spark, make the stable performance of this lithium ion battery main part reliable, the security is improved.
(2) This reliable and stable cylindrical lithium ion battery is through installing heat dissipation base, heat conduction post, heating panel and ventilation hole, and heating panel and heat conduction post are the high copper alloy material of coefficient of heat conductivity, do benefit to the heat absorption and the conduction that produce the battery cell during operation in the lithium ion battery main part, and the heat is discharged through the ventilation hole of seting up in the heat dissipation base outside, plays the effect from the cooling.
(3) This reliable and stable cylindrical lithium ion battery is through being provided with the intermediate layer in lithium ion battery main part lateral wall, interbedded inside is concentric circular structural distribution and has the reinforcement muscle, do benefit to the structural strength who improves this lithium ion battery main part, in addition, interbedded outside is provided with the resistance to compression layer, evenly distributed has the buffering post in the resistance to compression layer, the buffering post is hollow structure's rubber strip, do benefit to the compressive property who increases this lithium ion battery main part, can play the cushioning effect when receiving external extrusion collision, be difficult to the deformation damage.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic view of a battery cell structure according to the present invention;
FIG. 3 is a partial schematic view of the present invention;
FIG. 4 is a schematic diagram of a cross-sectional top view of a main body of a lithium ion battery according to the present invention;
FIG. 5 is a schematic cross-sectional view of a buffer pillar according to the present invention.
In the figure: 1. a heat dissipation base; 2. a heat-conducting column; 3. a lithium ion battery main body; 4. a rubber strip sealing part; 5. capping; 6. a battery cell; 7. an organic electrolytic solution; 8. a heat dissipation plate; 9. a vent hole; 10. a positive electrode material; 11. a negative electrode material; 12. an isolation film; 13. a seal ring; 14. a chamber; 15. a pressure relief baffle plate; 16. a liquid-permeable port; 17. an interlayer; 18. a pressure resistant layer; 19. a buffer column; 20. reinforcing ribs; 21. a hollow portion.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: a stable and reliable cylindrical lithium ion battery comprises a heat dissipation base 1, a lithium ion battery main body 3, a cap 5 and a battery core 6, wherein the heat dissipation base 1 is arranged at the bottom end of the lithium ion battery main body 3, a heat dissipation plate 8 is arranged at the bottom end inside the lithium ion battery main body 3, and the battery core 6 is arranged at the top end of the heat dissipation plate 8;
the battery core 6 comprises a positive electrode material 10, a negative electrode material 11 and a separation film 12, wherein the positive electrode material 10 and the negative electrode material 11 are made in a winding mode, and the separation film 12 is arranged between the positive electrode material 10 and the negative electrode material 11;
the contact of the anode material 10, the cathode material 11 and the isolating film 12 is tighter, and the cycle performance and consistency of the battery core 6 are improved;
the heat-conducting columns 2 are uniformly distributed in the heat-radiating base 1, the heat-conducting columns 2 extend into the heat-radiating plate 8, and the heat-conducting columns 2 and the heat-radiating plate 8 are made of copper alloy materials with high heat conductivity coefficients, so that heat generated when the battery core 6 in the lithium ion battery main body 3 works can be absorbed and conducted;
the outer side of the heat dissipation base 1 is provided with vent holes 9, the vent holes 9 are distributed at equal intervals, and heat is discharged through the vent holes 9 formed in the outer side of the heat dissipation base 1, so that the self-cooling effect is achieved;
an interlayer 17 is arranged inside the side wall of the lithium ion battery main body 3, and reinforcing ribs 20 are distributed inside the interlayer 17 in a concentric circle structure, so that the structural strength of the lithium ion battery main body 3 is improved;
the lithium ion battery main body 3 outside the interlayer 17 is provided with a pressure-resistant layer 18, buffer columns 19 are uniformly distributed in the pressure-resistant layer 18, the buffer columns 19 are all made of rubber, and hollow parts 21 are arranged in the buffer columns 19;
the compression resistance of the lithium ion battery main body 3 is increased, the buffering effect can be achieved when the lithium ion battery main body is extruded and collided by the outside, and deformation and damage are not easy to occur;
the lithium ion battery body 3 is uniformly filled with organic electrolyte 7, and the top end of the lithium ion battery body 3 is provided with a cap 5;
a sealing ring 13 is arranged on the outer side of the cap 5, and the outer side of the sealing ring 13 is tightly attached to the top end of the interior of the lithium ion battery main body 3;
the sealing performance between the cap 5 and the lithium ion battery main body 3 is increased, so that external water and dust are not easy to enter, and the internal organic electrolyte 7 is not easy to seep out;
the bottom end of the cap 5 is provided with a rubber strip sealing part 4, a cavity 14 is arranged at the central position inside the rubber strip sealing part 4, the bottom end inside the cavity 14 is provided with a pressure relief blocking piece 15, when the pressure inside the lithium ion battery main body 3 is overlarge, the pressure relief blocking piece 15 is torn by applying force to the air pressure, an opening is formed, the air pressure inside the lithium ion battery main body can be discharged into the cavity 14 from the opening in time, and the lithium ion battery main body 3 is prevented from being exploded;
the rubber strip sealing part 4 above the cavity 14 is provided with 2 liquid permeating ports 16, so that the organic electrolyte 7 overflows due to the rise of air pressure and is slowly discharged through the liquid permeating ports 16, the spark caused by overlarge friction force is avoided, the performance of the lithium ion battery main body 3 is stable and reliable, and the safety is improved.
The working principle is as follows: in the embodiment of the application, when the cap 5 is used, the lithium ion battery body 3 is welded, the sealing ring 13 is favorable for increasing the sealing performance between the cap 5 and the lithium ion battery body 3, when the pressure in the lithium ion battery body 3 is too high, the air pressure applies force to release the pressure on the blocking piece 15, so that the blocking piece is torn and forms an opening, the internal air pressure can be discharged into the cavity 14 from the opening in time, the lithium ion battery body 3 is prevented from exploding, and meanwhile, the organic electrolyte 7 overflows due to the rise of the air pressure, because the liquid penetrating port 16 is formed on the sealing part 4 of the rubber strip, the internal organic electrolyte 7 can be slowly discharged through the liquid penetrating port 16, so that the spark caused by too high friction force is avoided, the performance of the lithium ion battery body 3 is stable and reliable, the safety is improved, the heat dissipation plate 8 and the heat conduction column 2 are both made of copper alloy materials with high heat conductivity coefficients, and the heat absorption and conduction generated when the battery core 6 in the lithium ion battery body 3 works are facilitated, the heat is discharged through ventilation hole 9 that the heat dissipation base 1 outside was seted up, play the effect from the cooling, in addition, be provided with intermediate layer 17 in lithium ion battery main part 3 lateral walls, intermediate layer 17's inside is concentric circle structural distribution and has reinforcement muscle 20, do benefit to the structural strength who improves this lithium ion battery main part 3, intermediate layer 17's the outside is provided with compressive layer 18, evenly distributed has bumping post 19 in the compressive layer 18, bumping post 19 is hollow structure's rubber strip, do benefit to the compressive property who increases this lithium ion battery main part 3, can play the cushioning effect when receiving external extrusion collision, be difficult to the deformation damage.
Claims (8)
1. The stable and reliable cylindrical lithium ion battery is characterized by comprising a heat dissipation base (1), a lithium ion battery main body (3), a cover cap (5) and a battery cell (6), wherein the heat dissipation base (1) is arranged at the bottom end of the lithium ion battery main body (3), a heat dissipation plate (8) is arranged at the bottom end inside the lithium ion battery main body (3), the battery cell (6) is arranged at the top end of the heat dissipation plate (8), an organic electrolyte (7) is uniformly filled inside the lithium ion battery main body (3), the cover cap (5) is arranged at the top end of the lithium ion battery main body (3), a rubber strip sealing part (4) is arranged at the bottom end of the cover cap (5), a cavity (14) is arranged at the central position inside the rubber strip sealing part (4), and a blocking piece (15) is arranged at the bottom end inside the cavity (14), and 2 liquid permeating openings (16) are formed in the rubber strip sealing part (4) above the cavity (14).
2. The stable and reliable cylindrical lithium ion battery as claimed in claim 1, wherein: the outside of heat dissipation base (1) is provided with ventilation hole (9), just ventilation hole (9) equidistant distribution.
3. The stable and reliable cylindrical lithium ion battery as claimed in claim 1, wherein: the heat dissipation base is characterized in that heat conduction columns (2) are uniformly distributed in the heat dissipation base (1), the heat conduction columns (2) extend to the inside of the heat dissipation plate (8), and the heat conduction columns (2) and the heat dissipation plate (8) are made of copper alloy materials with high heat conductivity coefficients.
4. The stable and reliable cylindrical lithium ion battery as claimed in claim 1, wherein: an interlayer (17) is arranged inside the side wall of the lithium ion battery main body (3), and reinforcing ribs (20) are distributed inside the interlayer (17) in a concentric circle structure.
5. The stable and reliable cylindrical lithium ion battery as claimed in claim 1, wherein: and a sealing ring (13) is arranged on the outer side of the cover cap (5), and the outer side of the sealing ring (13) is tightly attached to the top end inside the lithium ion battery main body (3).
6. The stable and reliable cylindrical lithium ion battery as claimed in claim 1, wherein: the battery core (6) comprises a positive electrode material (10), a negative electrode material (11) and a separation film (12), the positive electrode material (10) and the negative electrode material (11) are made in a winding mode, and the separation film (12) is arranged between the positive electrode material (10) and the negative electrode material (11).
7. The stable and reliable cylindrical lithium ion battery as claimed in claim 4, wherein: the lithium ion battery is characterized in that a pressure resistant layer (18) is arranged in the lithium ion battery main body (3) on the outer side of the interlayer (17), and buffer columns (19) are uniformly distributed in the pressure resistant layer (18).
8. The stable and reliable cylindrical lithium ion battery as claimed in claim 7, wherein: the buffer column (19) is made of rubber, and hollow parts (21) are arranged inside the buffer column (19).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110852490.8A CN113611960A (en) | 2021-07-27 | 2021-07-27 | Stable and reliable cylindrical lithium ion battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110852490.8A CN113611960A (en) | 2021-07-27 | 2021-07-27 | Stable and reliable cylindrical lithium ion battery |
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CN113611960A true CN113611960A (en) | 2021-11-05 |
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CN202110852490.8A Pending CN113611960A (en) | 2021-07-27 | 2021-07-27 | Stable and reliable cylindrical lithium ion battery |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114725586A (en) * | 2022-04-07 | 2022-07-08 | 东莞市沃泰通新能源有限公司 | Novel sodium ion cylinder type battery of structure |
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CN204088403U (en) * | 2014-08-29 | 2015-01-07 | 深圳市沃特玛电池有限公司 | A kind of lithium ion battery cover pressure relief |
CN108861084A (en) * | 2018-07-14 | 2018-11-23 | 芜湖威灵数码科技有限公司 | A kind of multiple function apparatus instrument transportation case |
CN210837884U (en) * | 2019-12-25 | 2020-06-23 | 山西传媒学院 | Heat radiation structure of lithium battery |
CN211455755U (en) * | 2019-12-30 | 2020-09-08 | 苏州大川新能源有限公司 | Lithium battery with high charging safety performance |
CN215771298U (en) * | 2021-07-27 | 2022-02-08 | 东莞力朗电池科技有限公司 | Stable and reliable cylindrical lithium ion battery |
-
2021
- 2021-07-27 CN CN202110852490.8A patent/CN113611960A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204088403U (en) * | 2014-08-29 | 2015-01-07 | 深圳市沃特玛电池有限公司 | A kind of lithium ion battery cover pressure relief |
CN108861084A (en) * | 2018-07-14 | 2018-11-23 | 芜湖威灵数码科技有限公司 | A kind of multiple function apparatus instrument transportation case |
CN210837884U (en) * | 2019-12-25 | 2020-06-23 | 山西传媒学院 | Heat radiation structure of lithium battery |
CN211455755U (en) * | 2019-12-30 | 2020-09-08 | 苏州大川新能源有限公司 | Lithium battery with high charging safety performance |
CN215771298U (en) * | 2021-07-27 | 2022-02-08 | 东莞力朗电池科技有限公司 | Stable and reliable cylindrical lithium ion battery |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114725586A (en) * | 2022-04-07 | 2022-07-08 | 东莞市沃泰通新能源有限公司 | Novel sodium ion cylinder type battery of structure |
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