CN104393228A - Constant-voltage cylindrical lithium battery - Google Patents
Constant-voltage cylindrical lithium battery Download PDFInfo
- Publication number
- CN104393228A CN104393228A CN201410551937.8A CN201410551937A CN104393228A CN 104393228 A CN104393228 A CN 104393228A CN 201410551937 A CN201410551937 A CN 201410551937A CN 104393228 A CN104393228 A CN 104393228A
- Authority
- CN
- China
- Prior art keywords
- metal shell
- type metal
- cylinder type
- lithium battery
- cover plate
- 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 48
- 239000002184 metal Substances 0.000 claims abstract description 48
- 239000003792 electrolyte Substances 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 21
- 239000011810 insulating material Substances 0.000 claims description 19
- 230000009466 transformation Effects 0.000 claims description 19
- 230000004888 barrier function Effects 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 235000019994 cava Nutrition 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 235000014676 Phragmites communis Nutrition 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 206010016766 flatulence Diseases 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
-
- 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
- H01M50/147—Lids or covers
-
- 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
- H01M50/1535—Lids or covers characterised by their shape adapted for specific cells, e.g. electrochemical cells operating at high temperature
-
- 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
-
- 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
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)
- Secondary Cells (AREA)
Abstract
The invention provides a constant-voltage cylindrical lithium battery. An electrical core comprises a cylindrical metal shell, wherein the cylindrical metal shell is a reed circular structure with one closed end and an open end, an electrolyte, a diaphragm, a positive sheet, a negative sheet and a cover plate are arranged in the cylindrical metal shell, the electrolyte is separated by the diaphragm, one side of the diaphragm is connected with the negative sheet, the negative sheet is connected with the closed end of the cylindrical metal shell, the other side of the diaphragm is connected with the positive sheet, the positive sheet is welded to the cover plate, a positive rivet traverses the cover plate and is connected with the positive sheet, and the cover plate is welded to the open end of the cylindrical metal shell. The constant-voltage cylindrical lithium battery comprises the independent electrical core and a cover cap, and the cover cap comprises a transformer circuit board. The cover cap can be replaced when the transformer circuit board cannot normally work, so the service life of the battery is prolonged, and the operation is simple.
Description
Technical field
The invention belongs to lithium battery and manufacture field, particularly level pressure cylindrical lithium battery.
Background technology
Existing battery is mainly divided into versatility cylindrical battery and rectangular cell, and cylindrical battery commercially has very large application because of efficiency comparison height, and its shape, size have Standard, comprise No. one, No. two, No. five, No. seven etc.Be most widely used with No. five (AA) and No. seven (AAA) in daily life, this kind of battery is divided into ni-mh, nickel chromium triangle rechargeable battery two class of the disposable dry cell of 1.5V and 1.2V usually.The dry cell of 1.5V belongs to expendable consumed product, reclaims difficulty, big for environment pollution, not reproducible use, and ni-mh Ni-Cr battery voltage is low, and battery exists memory effect, and energy density is low, and the charging interval is long, and wherein chromium also belongs to heavily contaminated metal.
Existing lithium ion cylinder battery, specific energy is high, quickly-chargeable, memory-less effect, environmental protection, can recycle, also AA, AAA type battery can be made according to GB, but itself electrochemical reaction determines operating voltage range (nominal voltage 3.7V) between 3V-4.2V, do not belong to universal battery, general for industrial application, on market, consumer is difficult to directly buy this special cylindrical lithium ion battery, if AA, AAA type lithium ion battery pushes market also can there is mixed problem, voltage inconsistent will causing can not use or burn electrical equipment.
Summary of the invention
For above problem, the object of this invention is to provide a kind of voltage stabilization, rechargeable level pressure cylindrical lithium battery.
For realizing above object, technical scheme of the present invention is:
Level pressure cylindrical lithium battery, comprise battery core and block, battery core comprises cylinder type metal shell, wherein: cylinder type metal shell is the winding circular configuration that one end is closed, the other end is uncovered, electrolyte, barrier film, positive plate, negative plate and cover plate is had in cylinder type metal shell, electrolyte separates by barrier film, barrier film side connects negative plate, negative plate is connected to the blind end of cylinder type metal shell, barrier film opposite side connects positive plate, on the cover board, positive pole rivet connects positive plate through cover plate, and bridge welding is connected on the opening end of cylinder type metal shell in positive plate welding; Cover the opening end at cylinder type metal shell and connect positive pole rivet.
Described cover plate and cylinder type metal shell constitute concave inward structure, and cover plate and cylinder type metal shell weld are positioned at the inside 1-8mm place of cylinder type metal shell outward flange.
Described cover plate is provided with liquid injection hole, and described liquid injection hole caves inward, and seals liquid injection hole after precharge with steel ball.
Described cylinder type metal shell is provided with liquid injection hole, and described liquid injection hole caves inward, and seals liquid injection port after precharge with steel ball.
Described block comprises spring input positive pole, insulating material, wire, transformation wiring board and output cathode, spring input positive pole connects transformation wiring board by the first wire, transformation wiring board connects anode coat at cylindrical outer side, and output cathode connects transformation wiring board by the first wire.
Described first wire, the second wire are coated with insulating material.
Described output cathode is coated with insulating material, and output cathode stretches out and is exposed from insulating material.
The invention has the beneficial effects as follows:
1, the present invention includes independently battery core and block, block includes transformation wiring board, can change block, improve the useful life of battery when transformation wiring board cisco unity malfunction, and easy and simple to handle.
2, battery core of the present invention is also provided with liquid injection hole, with steel ball sealing after precharge, the gas produced in pre-charge process is discharged by liquid injection hole, greatly reduce the risk of battery flatulence blast, improve the security performance of battery.
3, in the present invention, battery core cover plate adopts Laser Welding to be welded on cylinder type metal shell, and sealing effectiveness is good.
4, battery core cover plate indent is in cylinder type metal shell, forms firm structure with the block protruded.
5, block is provided with spring input positive pole, can cushion, ensure the stability of output cathode according to the recessed position difference of cover plate in battery core.
6, on block connection first wire output cathode outside be arranged with insulating material, output cathode stretches out from insulating material and is exposed, and ensure that the easy to use of battery.
Accompanying drawing explanation
Fig. 1 is the core strueture schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the capping structure schematic diagram of the embodiment of the present invention 1,2.
Fig. 3 is the core strueture schematic diagram of the embodiment of the present invention 2.
In figure: 1, battery core; 2, block a shot; 3, electrolyte; 4, barrier film; 5, negative plate; 6, positive plate; 7, cover plate; 8, cylinder type metal shell; 9, positive pole rivet; 10, spring input positive pole; 11, transformation wiring board; 12, anode coat; 13, the second wire; 14, the first wire; 15, insulating material; 16, output cathode; 17, liquid injection hole.
Embodiment
Further illustrate one embodiment of the present invention with reference to the accompanying drawings.
Embodiment 1: with reference to figure 1 and Fig. 2,
Level pressure cylindrical lithium battery, comprise battery core 1 and block 2, battery core 1 comprises cylinder type metal shell 8, wherein: cylinder type metal shell 8 is for closing one end, the winding circular configuration that the other end is uncovered, electrolyte 3 is had in cylinder type metal shell 8, barrier film 4, positive plate 6, negative plate 5 and cover plate 7, barrier film 4 by electrolyte 3 separately, barrier film 4 side connects negative plate 5, negative plate 5 is connected to the blind end of cylinder type metal shell 8, barrier film 4 opposite side connects positive plate 6, positive plate 6 is welded on cover plate 7, positive pole rivet 9 connects positive plate 6 through cover plate 7, cover plate 7 is welded on the opening end of cylinder type metal shell 1, block 2 covers the opening end at cylinder type metal shell 1 and connects positive pole rivet 9.
Cover plate 7 and cylinder type metal shell 8 constitute concave inward structure, and cover plate 7 and cylinder type metal shell 8 weld are positioned at the inside 1-8mm place of cylinder type metal shell 8 outward flange.
Cover plate 7 is provided with liquid injection hole 17, and described liquid injection hole 17 caves inward, and seals liquid injection hole after precharge with steel ball.
Block 2 comprises spring input positive pole 10, insulating material 15, first wire 14, second wire 13, transformation wiring board 11 and output cathode 16, spring input positive pole 10 connects transformation wiring board 11 by the first wire 14, transformation wiring board 11 connects anode coat 12 at cylindrical outer side, and output cathode 16 connects transformation wiring board 11 by the first wire 14.First wire 14, second wire 13 is coated with insulating material.Output cathode 16 is coated with insulating material 15, and output cathode 16 stretches out and is exposed from insulating material 15.
Embodiment 2, referring to figs. 2 and 3:
Level pressure cylindrical lithium battery, comprise battery core 1 and block 2, battery core 1 comprises cylinder type metal shell 8, wherein: cylinder type metal shell 8 is for closing one end, the winding circular configuration that the other end is uncovered, electrolyte 3 is had in cylinder type metal shell 8, barrier film 4, positive plate 6, negative plate 5 and cover plate 7, barrier film 4 by electrolyte 3 separately, barrier film 4 side connects negative plate 5, negative plate 5 is connected to the blind end of cylinder type metal shell 8, barrier film 4 opposite side connects positive plate 6, positive plate 6 is welded on cover plate 7, positive pole rivet 9 connects positive plate 6 through cover plate 7, cover plate 7 is welded on the opening end of cylinder type metal shell 1, block 2 covers the opening end at cylinder type metal shell 1 and connects positive pole rivet 9.
Cover plate 7 and cylinder type metal shell 8 constitute concave inward structure, and cover plate 7 and cylinder type metal shell 8 weld are positioned at the inside 1-8mm place of cylinder type metal shell 8 outward flange.
Cylinder type metal shell 8 is provided with liquid injection hole 17, and described liquid injection hole 17 caves inward, and seals liquid injection port after precharge with steel ball.
Block 2 comprises spring input positive pole 10, insulating material 15, first wire 14, second wire 13, transformation wiring board 11 and output cathode 16, spring input positive pole 10 connects transformation wiring board 11 by the first wire 14, transformation wiring board 11 connects anode coat 12 at cylindrical outer side, and output cathode 16 connects transformation wiring board 11 by the first wire 14.First wire 14, second wire 13 is coated with insulating material.Output cathode 16 is coated with insulating material 15, and output cathode 16 stretches out and is exposed from insulating material 15.
The above not imposes any restrictions this novel technical scope, all above embodiment is done according to the technology of the present invention essence any amendment, equivalent variations and modification, all still belong in the scope of this novel technical scheme.
Claims (7)
1. level pressure cylindrical lithium battery, comprise battery core and block, battery core comprises cylinder type metal shell, it is characterized in that: cylinder type metal shell is the winding circular configuration that one end is closed, the other end is uncovered, electrolyte, barrier film, positive plate, negative plate and cover plate is had in cylinder type metal shell, electrolyte separates by barrier film, barrier film side connects negative plate, negative plate is connected to the blind end of cylinder type metal shell, barrier film opposite side connects positive plate, on the cover board, positive pole rivet connects positive plate through cover plate, and bridge welding is connected on the opening end of cylinder type metal shell in positive plate welding; Cover the opening end at cylinder type metal shell and connect positive pole rivet.
2. level pressure cylindrical lithium battery according to claim 1, is characterized in that: described cover plate and cylinder type metal shell constitute concave inward structure, and cover plate and cylinder type metal shell weld are positioned at the inside 1-8mm place of cylinder type metal shell outward flange.
3. level pressure cylindrical lithium battery according to claim 1, it is characterized in that: described cover plate is provided with liquid injection hole, described liquid injection hole caves inward, and seals liquid injection hole after precharge with steel ball.
4. level pressure cylindrical lithium battery according to claim 1, is characterized in that: described cylinder type metal shell is provided with liquid injection hole, and described liquid injection hole caves inward, and seals liquid injection port after precharge with steel ball.
5. level pressure cylindrical lithium battery according to claim 1, it is characterized in that: described block comprises spring input positive pole, insulating material, wire, transformation wiring board and output cathode, spring input positive pole connects transformation wiring board by the first wire, transformation wiring board connects anode coat at cylindrical outer side, and output cathode connects transformation wiring board by the first wire.
6. level pressure cylindrical lithium battery according to claim 5, is characterized in that: described first wire, the second wire are coated with insulating material.
7. level pressure cylindrical lithium battery according to claim 5, is characterized in that: described output cathode is coated with insulating material, output cathode stretches out and is exposed from insulating material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410551937.8A CN104393228A (en) | 2014-10-17 | 2014-10-17 | Constant-voltage cylindrical lithium battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410551937.8A CN104393228A (en) | 2014-10-17 | 2014-10-17 | Constant-voltage cylindrical lithium battery |
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CN104393228A true CN104393228A (en) | 2015-03-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410551937.8A Pending CN104393228A (en) | 2014-10-17 | 2014-10-17 | Constant-voltage cylindrical lithium battery |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106601942A (en) * | 2017-02-09 | 2017-04-26 | 重庆市紫建电子有限公司 | Cylindrical battery and application thereof |
CN110993872A (en) * | 2019-12-26 | 2020-04-10 | 东莞市沃泰通新能源有限公司 | Lithium iron phosphate cylindrical battery |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201174405Y (en) * | 2008-02-04 | 2008-12-31 | 刘礼刚 | Double voltage outputting cylindrical battery |
CN201174404Y (en) * | 2008-04-03 | 2008-12-31 | 尹晓慧 | Chargeable battery |
JP2009123375A (en) * | 2007-11-12 | 2009-06-04 | Fdk Corp | Cylindrical battery |
CN204230342U (en) * | 2014-10-17 | 2015-03-25 | 东莞市润广电池科技有限公司 | Level pressure cylindrical lithium battery |
-
2014
- 2014-10-17 CN CN201410551937.8A patent/CN104393228A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009123375A (en) * | 2007-11-12 | 2009-06-04 | Fdk Corp | Cylindrical battery |
CN201174405Y (en) * | 2008-02-04 | 2008-12-31 | 刘礼刚 | Double voltage outputting cylindrical battery |
CN201174404Y (en) * | 2008-04-03 | 2008-12-31 | 尹晓慧 | Chargeable battery |
CN204230342U (en) * | 2014-10-17 | 2015-03-25 | 东莞市润广电池科技有限公司 | Level pressure cylindrical lithium battery |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106601942A (en) * | 2017-02-09 | 2017-04-26 | 重庆市紫建电子有限公司 | Cylindrical battery and application thereof |
WO2018145361A1 (en) * | 2017-02-09 | 2018-08-16 | 重庆市紫建电子有限公司 | Cylindrical battery and usage thereof |
CN110993872A (en) * | 2019-12-26 | 2020-04-10 | 东莞市沃泰通新能源有限公司 | Lithium iron phosphate cylindrical battery |
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Effective date of abandoning: 20170510 |
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