CN1123473A - Unit-combination type double-pole sealed battery - Google Patents
Unit-combination type double-pole sealed battery Download PDFInfo
- Publication number
- CN1123473A CN1123473A CN94118290A CN94118290A CN1123473A CN 1123473 A CN1123473 A CN 1123473A CN 94118290 A CN94118290 A CN 94118290A CN 94118290 A CN94118290 A CN 94118290A CN 1123473 A CN1123473 A CN 1123473A
- Authority
- CN
- China
- Prior art keywords
- battery
- unit
- sealed
- active material
- cell according
- 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
Images
Classifications
-
- 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
- Cell Electrode Carriers And Collectors (AREA)
Abstract
An unit combination type double pole sealed battery is provided, in which the positive lead plaster and negative lead plaster are respectively coated on a metallic base plate to form a double pole unit, a number of the said units can be combined into batteries with various voltage grade. The provided sealed battery leaves out the plate-grid and bus line of traditional batteries, changes the linking bars into conductor isolating plate, thus changing the current flow path, saving lead consumption by 50% and doubling the specific energy, specific power and working life of the battery.
Description
Unit-combination type double-pole sealed battery relates to a kind of lead acid accumulator.
Existing lead acid accumulator is made up of both positive and negative polarity group, dividing plate, sulfuric acid electrolyte and housing.The both positive and negative polarity group is coated with respectively with positive negative active material by positive and negative grid, forms positive/negative plate, links through bus-bar again.This battery exists following shortcoming: owing to grid, bus-bar, linking strip are not participated in electrochemical reaction, only play conduction, supporting role, do not produce activity, thereby specific energy is low, plumbous utilance is low.In addition, the corrosion-resistant of positive grid is the main cause that causes service life of lead accumulator short.Electric current to the plate ear, arrives bus-bar through the grid rib again in the discharge process, pole is derived, and route is long, resistance is greatly the one of the main reasons that influences high power discharge.
The objective of the invention is to overcome the above-mentioned shortcoming that traditional lead acid accumulator exists, propose a kind of unit-combination type double-pole sealed battery, thoroughly changed existing battery structure and conduction of current mode, make battery have long-life, high power, high-energy-density.
Technical essential of the present invention is: the sheet metal that thin two sides is had rib, outer lead plating base alloy, be embedded in all around in the framework of engineering plastics, form substrate, the substrate two sides is coated with respectively with positive and negative active material, constitute a bipolar cell, separate through dividing plate between the unit, several unit combination become the battery of the utmost points such as series voltage.
Technical essential of the present invention also comprises: blocks with linking between two unit, and with resin-sealed, the side plate at battery two ends, thin on the limit, thick middle, there is the conducting metal nut in central authorities.Wherein the binding on one side limit is installed with the airway of band unidirectional valve.For preventing dendrite short circuit, in the electrolyte.Employing is furnished with the composite electrolyte of additive, and electrolyte consists of:
H
2SO
4(chemical pure, density d=1.3kg/dm
3) 100 parts
MgSO
4, Al
2(SO
4)
3, Na
2SO
4Mixture 1-10 part
Wherein: Na
2SO
40.5-2%
Al
2(SO
4)
3 1-5％
MgSO
4 1-8％
Below in conjunction with accompanying drawing objects of the present invention are realized elaborating:
Fig. 1 is the structure principle chart of unit-combination type double-pole battery, 4-metal substrate wherein, 6-negative electrode active material, 7-positive active material, 8-dividing plate.Electric current enters side plate and enters first bipolar cell one utmost point through glass fiber barrier film 8 from an end in the charge and discharge process, evenly passes substrate 4 again and enters another utmost point, so go down, the through other end, the electric current route is extremely short, and resistance is very little, active material is evenly distributed, the conduction distance, electric current distribution is even, does not produce active lead, do not have the positive grid corrosion that influences the life-span, this has just guaranteed long-life, high power, the high-energy-density of battery.
Fig. 2 is the structure chart of bipolar battery cell, 4-metal substrate wherein, 5-plastic frame, 6-negative electrode active material, 7-positive active material.Substrate is a bimetal leaf, and core is the scale copper of good conductivity, and skin is the top layer and the muscle net of lead-containing alloy, to keep the active material good binding.The size of sheet has determined every active matter quality, both the capacity of battery.Varying sizedly just can obtain different capacity.
Injection moulding around the substrate becomes frame 5, is coated with respectively in both sides with positive active material and negative electrode active material curing to form.The thickness of active material is concordant with frame plastics 5, and substrate 4 separates the two poles of the earth, and frame plastics 5 fixedly make it and can not grow up outward.The both sides active material is coated on the substrate uniformly.Form a bipolar cell.
Fig. 3 is the engineering plastics checkposts, when its effect is the battery assembling each bipolar cell is connected together, and wherein three limits connect with Fig. 3 A, and a limit connects with the checkpost that Fig. 3 B has outlet passageway.With just becoming the sealed cell that has air vent hole after the resin-bonding, unidirectional glue valve is arranged on the air vent hole, make to change into, produce when charging and produce unnecessary gas and emit, do not allow air to enter.
Fig. 4 is a side plate, and side plate has only a utmost point, and one rectifies the utmost point, an end negative pole, two on battery.Here the anodal side plate that only draws, the negative pole side plate is just the same with it, only is the active material difference that is coated with, and negative pole will be coated with negative electrode active material.The screw that an internal thread is arranged in the middle of the side plate, side plate is thick more by the center more, in order that current concentration is derived at screw, because battery is the high-tension battery of multiple unit composition, its advantage is obvious more, thus both end voltage difference height often, for the purpose of the safety, screw in screw with plastic bolt at ordinary times, the time spent changes the wiring metal bolt into.
Fig. 5 is an assembly structure figure: this figure only is the reflection of assembling process, though the cell voltage difference requires bipolar cell sheet number different many, assembling process is the same.Assembling is to be begun by marginal pole plate, add glass silk flosssilk wadding absorption type dividing plate then, a bipolar cell again superposes, add glass silk flosssilk wadding absorption type dividing plate then, a bipolar cell again superposes ... add positive limit pole plate at last, add suitable pressure after the alignment, add the commissural flange sheet, add adhering resin, solidify, battery internal organ just assembling finish.
Each toponym among the figure: 1-battery case; 2-sealing resin; 3-side plate substrate-band binding post; 4-bipolar cell substrate; 5-plastic frame; 6-negative electrode active material; 7-positive active material; 4,5,6,7 be combined into a bipolar cell; 8-superfine glass silk flosssilk wadding absorption type barrier film.The checkpost use in 9-assembling, and two bipolar cells are associated in together, wherein three checkposts such as Fig. 3 A, and simultaneously the checkpost has airway as the 3B that quarrels; 10-safety valve is the unidirectional valve that is contained on Fig. 3 B airway, and the gas that allows inside battery to produce is run out of under certain pressure, does not allow extraneous air to enter inside battery; The checkpost of 11-band airway illustrates in 9; 12-wiring nut connects outside line and uses; 13-lid, lid and battery case form a whole, and tegillum is arranged at the top is to be stuck in the face that covers greatly, blow-by.
Battery electrolyte is introduced:
Battery electrolytic solution is not the bright sulfur acid solution, but be added with the electrolyte of alkali metal and alkaline-earth metal ions, because the bipolar cell life-span is very long, the non-positive grid of end-of-life is corroded and causes, it does not have the grid of common batteries, keep the long-life key of battery to become preventing to form gradually in the charge and discharge process skill crystalline substance penetrating the barrier film short circuit, the formation that this electrolyte can delay the skill crystalline substance greatly keeps the battery long-life.Electrolyte consists of:
H
2SO
4(chemical pure density d=1.31kg/dm
3) 100 parts
MgSO
4, Al
2(SO
4)
3, Na
2SO
4Mixture 1-10 part
Wherein: Na
2SO
40.5-2%
Al
2(SO
4)
3 1-5％
MgSO
4 1-8％
Compared with prior art, this battery: cancelled grid, bus-bar, saved in the battery Do not produce active lead, account for 50% of battery consumption total amount; Solved simultaneously because of positive grid The disadvantage of corroding and battery life not being grown.
This battery current conduction pattern changes, no longer as the conventional batteries, by grid, remittance Stream row, the afflux guiding is transmitted to another single lattice through latticing. But that linking strip is directly converted to is two The substrate conductive electric current at pole piece center, distance is extremely short, and conductive cross-sectional area is very big, and resistance is very Little, the spy is suitable for big electric current, high power discharge, simultaneously the active material utilization rate height that is evenly distributed.
This battery and conventional batteries make battery have weight than great change on the structure in a word The unrivaled advantages such as gently, specific energy is big, specific power is high, the life-span is extremely long. And have good Cryogenic property. Be specially adapted to do the high voltage source of power, move such as electric vehicle, torpedo The occasion such as power, UPS.
Claims (5)
1. unit-combination type double-pole sealed battery, its formation contains dividing plate, active material, it is characterized in that: the outer plating of thin sheet metal with lead-containing alloy, is embedded in the engineering plastics frame all around, forms substrate, the substrate two sides is coated with respectively with positive and negative active material, constitute a bipolar cell, separate through dividing plate between the unit, several unit combination become the battery of series voltage grade.
2. sealed cell according to claim 1 is characterized in that: the consisting of of electrolyte:
H
2SO
4(chemical pure, density d=1.31kg/dm
3) 100 parts
MgSO
4, Al
2(SO
4), Na
2SO
4Mixture 1-10 part
Wherein: Na
2SO
40.5-2%
Al
2(SO
4)
3 1-5％
MgSO
4 1-8％
3. sealed cell according to claim 1 is characterized in that: block with linking between two unit, with resin-sealed, wherein the binding on one side limit is installed with the airway of band unidirectional valve.
4. sealed cell according to claim 1 is characterized in that: thin on the side plate at battery two ends, the limit, and thick middle, there is the conducting metal nut in central authorities.
5. sealed cell according to claim 1 is characterized in that: dividing plate is the glass fiber barrier film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94118290A CN1123473A (en) | 1994-11-19 | 1994-11-19 | Unit-combination type double-pole sealed battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94118290A CN1123473A (en) | 1994-11-19 | 1994-11-19 | Unit-combination type double-pole sealed battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1123473A true CN1123473A (en) | 1996-05-29 |
Family
ID=5038744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94118290A Pending CN1123473A (en) | 1994-11-19 | 1994-11-19 | Unit-combination type double-pole sealed battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1123473A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100431200C (en) * | 2002-11-29 | 2008-11-05 | 尼拉国际股份公司 | Bipolar battery and a method for manufacturing a bipolar battery |
| CN102884669A (en) * | 2010-03-05 | 2013-01-16 | Aic布莱博公司 | Light-weight bipolar valve regulated lead acid battery and method thereof |
| CN103548196A (en) * | 2011-05-27 | 2014-01-29 | 丰田自动车株式会社 | Bipolar all-solid-state battery |
| CN105449128A (en) * | 2014-10-16 | 2016-03-30 | 武汉艾泛思科技有限公司 | Battery jar for lead-acid storage battery |
-
1994
- 1994-11-19 CN CN94118290A patent/CN1123473A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100431200C (en) * | 2002-11-29 | 2008-11-05 | 尼拉国际股份公司 | Bipolar battery and a method for manufacturing a bipolar battery |
| CN102884669A (en) * | 2010-03-05 | 2013-01-16 | Aic布莱博公司 | Light-weight bipolar valve regulated lead acid battery and method thereof |
| US9184471B2 (en) | 2010-03-05 | 2015-11-10 | East Penn Manufacturing Co. | Light-weight bipolar valve regulated lead acid batteries and methods therefor |
| CN103548196A (en) * | 2011-05-27 | 2014-01-29 | 丰田自动车株式会社 | Bipolar all-solid-state battery |
| CN103548196B (en) * | 2011-05-27 | 2016-03-02 | 丰田自动车株式会社 | bipolar all-solid-state battery |
| US9373869B2 (en) | 2011-05-27 | 2016-06-21 | Toyota Jidosha Kabushiki Kaisha | Bipolar all-solid-state battery |
| CN105449128A (en) * | 2014-10-16 | 2016-03-30 | 武汉艾泛思科技有限公司 | Battery jar for lead-acid storage battery |
| CN105449128B (en) * | 2014-10-16 | 2017-10-24 | 武汉艾泛思科技有限公司 | Lead-acid accumulator battery case |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102110797A (en) | Valve-controlled sealed lead-acid accumulator for electric vehicle | |
| CN101202355A (en) | Long life high capacity bipolar-type pole plate lead acid battery for electric automobile | |
| KR20010012362A (en) | Improved battery paste compositions and electrochemical cells for use therewith | |
| CN106207193B (en) | The high-tension battery group and packaging method of a kind of bipolar plate-shaped unit high-energy lead-acid battery and its composition | |
| CN104993151A (en) | Novel power lead acid battery | |
| CN1123473A (en) | Unit-combination type double-pole sealed battery | |
| CN217934140U (en) | Valve-regulated lead-acid storage battery pole group | |
| CN105322238A (en) | Overlapped copper-acid storage battery | |
| CN116365176A (en) | Storage battery adopting lead-plated aluminum alloy busbar | |
| CN1032436C (en) | Complex alloy for battery grids and its processing method | |
| CN114927835A (en) | Lead-acid storage battery pole group, valve-regulated lead-acid storage battery and preparation method thereof | |
| CN114725531A (en) | Valve-regulated lead-acid storage battery pole group and manufacturing method thereof | |
| CN2836250Y (en) | Bridge-type storage battery | |
| CN1049766C (en) | Electrode plate of accumulator | |
| CN2237282Y (en) | Sealed maintenance-free tube colloid accumulator | |
| CN1055321C (en) | Fully closed maintenance-free lead-acid accumulator super-low antimoney grid alloy material | |
| CN2590188Y (en) | Electrokinetic cell | |
| CN207834369U (en) | Soft package lithium battery frame and battery modules, battery case | |
| CN208522049U (en) | High power lead-acid accumulator and its pole group part | |
| CN111106355A (en) | Negative electrode multistage copper skeleton current collector for lithium metal battery, preparation method of current collector and battery containing current collector | |
| CN206022496U (en) | A kind of electrokinetic cell module both positive and negative polarity export structure | |
| CN2443493Y (en) | 2V series lead-acid battery | |
| CN108417840A (en) | A kind of valve-regulated rare earth energy storing battery | |
| CN216872209U (en) | Multi-terminal lead-acid storage battery | |
| CN100424918C (en) | Nano-colloid power type accumulator battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |