CN103247829A - Storage battery having unit cell protection function and connecting method thereof - Google Patents
Storage battery having unit cell protection function and connecting method thereof Download PDFInfo
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- CN103247829A CN103247829A CN2012100364121A CN201210036412A CN103247829A CN 103247829 A CN103247829 A CN 103247829A CN 2012100364121 A CN2012100364121 A CN 2012100364121A CN 201210036412 A CN201210036412 A CN 201210036412A CN 103247829 A CN103247829 A CN 103247829A
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- storage battery
- single lattice
- defencive function
- screw
- battery
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000004224 protection Effects 0.000 title abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 239000011889 copper foil Substances 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000001419 dependent effect Effects 0.000 abstract 1
- 230000003993 interaction Effects 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000005955 Ferric phosphate Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229940032958 ferric phosphate Drugs 0.000 description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 2
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 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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- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a storage battery having a unit cell protection function and a connecting method of the storage battery. The invention mainly aims at providing a manufacturing process of a storage battery with each unit cell having a positive electrode and a negative electrode; and a circuit board with an electronic circuit protection function is added. In order to ensure that the storage battery is unlikely to excessively charge or inadequately charge, a self protection function is added on the basis of the traditional storage battery, so that the voltage and the current of one unit cell in each storage battery are relatively dependent from that of another unit cell, each unit cell is automatically bypassed and shunted after being fully charged, the interaction effect among the unit cells such as the excessive charging and heating of the unit cells and inadequate charging of other unit cells when a traditional storage battery charged in a serial connection way can be abandoned; and the voltage of each unit cell of the storage battery is more balanced and more adequate. The storage battery with the protection function is connected with a protected circuit board through a screw. The intelligent storage battery with long service life which always has a self protection function in the entire working process is provided.
Description
Technical field
The present invention relates to manufacturing process and the method for storage battery, particularly power, trailed model lead acid accumulator manufacture method.
Background technology
The present all kinds of storage batterys that generally use both at home and abroad, the particularly reasons in structure of lead acid accumulator own and irrational charging method, all existing easy dehydration, easily vulcanize, easily overcharge, owe defectives such as charging in various degree, thereby cause and generally all do not reach designing requirement in useful life of storage battery.
Trace it to its cause: be people to the design of storage battery, make and the theory of relevant charging modes, still rest in traditional thinking, still continue to use 100 for many years traditional storage battery do not have the charge and discharge of self-protection mode.Example: the storage battery of 12v electric motor car, single lattice that 6 single lattice of inner employing are 2v are in series, positive and negative two utmost points are left in the outside, and the charge and discharge of every this battery all must pass through these positive and negative two utmost points, and 6 single lattice of internal storage battery can't carry out effective balance and protection; Example again: the electromobile battery group of 36v, adopt the storage battery of 3 12v to be in series, its essence be exactly 18 single lattice be that single lattice of 2v are in series.18 single lattice of same this battery pack inside also can't carry out effective balance and protection.
The battery of this structure: be doomed between the battery cell when charging influence each other bigger, because the manufacturing of storage battery is had relatively high expectations, technology is comparatively complicated, be difficult to the capacity of each single lattice of assurance battery, internal resistance is all in full accord, it is the equilibrium between single lattice, in the charging process of battery, will produce the capacity of some or several single lattice, internal resistance is inconsistent, voltage or high or low, causing overcharges or owe charges, accelerate dehydration and sulfuration, capacity reduces, use through a period of time will soon influence adjacent single lattice, same appearance heating dehydration, capacity descends, and moves in circles, cause whole storage battery or batteries to be scrapped in advance, cause great waste.Though also occurred with batteries (48v, 36v) or the voltage of single storage battery (6v, 12v) or protection and the balancing technique of electric current in the past, it is little to produce effects.Trace it to its cause: be can't from storage battery particularly each minimum unit 2v of lead acid accumulator set about the protection.
Successful invention along with storage battery with single lattice defencive function and attaching method thereof; make the structure of traditional storage battery that major transformation take place; for realizing the variation to charge in batteries; be that the charged in parallel of the single lattice of 2v or traditional serial connection charge add that the protective circuit of single lattice created necessary condition; be realizing the minimum unit from storage battery---single lattice 2v sets about supervision and balance and the protection of charging and discharge, has guaranteed that from structure the prolongation storage battery particularly lays a solid foundation the useful life of lead acid accumulator.
Summary of the invention
The main purpose that the present invention has storage battery of single lattice defencive function and attaching method thereof be for; A provides each single lattice of a kind of storage battery to have the manufacturing process of "+,-" two utmost points; B, and be added with the circuit board of electronic circuit protection on the basis of A.Making storage battery be difficult for overcharging or owe fills, increase the self-protection function on the traditional storage battery basis, make voltage, the electric current of voltage, electric current and those single lattice of these the single lattice in each storage battery relatively independent, automatically carry out bypass and shunting after being full of separately separately, abandon in the former serial connection charge mode between each single lattice of storage battery that some single lattice overcharges heating when charging, some single lattice fills deficiency etc. and influences each other; Make each cell tension of storage battery more balanced, more sufficient; Provide a kind of storage battery to have intelligent, the long life accumulator of self-protection all the time in entire work process.
For achieving the above object; storage battery with single lattice defencive function and attaching method thereof has been taked following technical scheme: on a kind of basis with single lattice defencive function storage battery, connect by screw and to have the relatively independent multi-channel parallel by-pass shunt voltage stabilizing circuit of each single lattice.
Have single lattice defencive function storage battery and comprise shell, positive and negative pole plate, dividing plate, positive and negative electrode busbar, gap bridge, lug, loam cake, electrolyte etc.; its process: (1) substitutes the gap bridge between each single lattice in the former accumulator structure with a kind of novel gap bridge that is embedded with nut; make novel gap bridge upper end have the attachment screw function, the gap bridge position of (2) Storage Battery Top Cover is reserved with can be by the connecting hole of screw.Owing to adopted novel gap bridge, make single lattice of each 2v of storage battery have relatively independent "+,-" utmost point, for the protection of each single lattice of storage battery provides precondition.
It is identical with former storage battery manufacturing process that the present invention has the part that the storage battery of single lattice defencive function and attaching method thereof manufacturing process do not relate to.
Having the relatively independent multi-channel parallel by-pass shunt voltage stabilizing circuit of each single lattice comprises: the circuit board that just can be connected with each single lattice of storage battery without lead with screw only; The in parallel by-pass shunt voltage stabilizing circuit identical with battery cell quantity; Circuit board is twisted the screw place and is left copper-foil conducting electricity; One end of Copper Foil is connected with electronic component, and the other end of Copper Foil is connected with corresponding single lattice by screw.
Attachment screw has: the relative position of (1) fixing circuit board and storage battery, (2) replace the circuit between lead connection multi-channel parallel by-pass shunt voltage stabilizing circuit and each single lattice of storage battery.
Be example with the 12v20ah lead-acid battery of electric vehicle, this storage battery has single lattice and 7 poles of 6 2v20ah, wherein 1,7 is relatively independent "+,-" utmost point, 2～6 utmost points are relative common pole, and 7 utmost points of multi-channel parallel by-pass shunt voltage stabilizing circuit connect the corresponding pole of storage battery 1～7 respectively by screw.
Storage battery with single lattice defencive function and attaching method thereof is compared with conventional accumulators: it is changed over do not adopt the traditional concept that combines with circuit board in the manufacturing of storage battery; make storage battery participate in being greatly improved following useful life in the electronic circuit rational and effective, can realize its designed life substantially.
Owing to adopted technique scheme, the present invention has storage battery of single lattice defencive function and attaching method thereof and has following good effect: 1, because storage battery has increased the self-protection function that comparatively simple, cheap electronic circuit is realized storage battery, make too much electric current can realize by-pass shunt, realized the real not damaged charging of storage battery; 2, storage battery does not have mutual adverse effect substantially between single lattice in the process that is recharged, make storage battery be difficult for, owe charging, is difficult for the dehydration sulfuration, change the mutual adverse effect of each the single lattice of conventional accumulators when charging, prolonged the useful life of storage battery greatly.
The equally suitable all kinds of cell batteries (lead-acid 2v, NI-G type 1.2v, lithium battery 3.6v, ferric phosphate lithium cell 3.2v etc.) of this programme are connected with battery cell protective circuit plate.The voltage and the electric current that only change all kinds of cell batteries protections as required get final product.
Description of drawings
Fig. 1 is Dan Geke protection storage battery schematic diagram
Fig. 2 is battery cell protective circuit plate schematic diagram
Fig. 3 is that single lattice protective circuit plate connects single lattice protection storage battery schematic diagram
Fig. 4 is the Storage Battery Top Cover schematic diagram that leaves connecting hole
Fig. 5 is that the former single lattice of storage battery are passed a bridge
Fig. 6 is that the novel single lattice that are embedded with nut are passed a bridge
Fig. 7 is a kind of 6 single lattice secondary battery protection circuit plate schematic diagrams
Fig. 8 is the connection diagram of battery cell protective circuit plate and all kinds of cell batteries
Fig. 9 is that another of Fig. 3 added a cover embodiment
Among Fig. 1,12v has single lattice defencive function storage battery 1,12v storage battery "+" utmost point 1-1, be first single lattice "+" utmost point simultaneously, 12v storage battery second single lattice "+" utmost point 1-2, be first single lattice "-" utmost point simultaneously, 12v storage battery the 3rd single lattice "+" utmost point 1-3, be second single lattice "-" utmost point simultaneously, 12v storage battery the 4th single lattice "+" utmost point 1-4, be the 3rd single lattice "-" utmost point simultaneously, 12v storage battery the 5th single lattice "+" utmost point 1-5, be the 4th single lattice "-" utmost point simultaneously, 12v storage battery the 6th single lattice "+" utmost point 1-6, be the 5th single lattice "-" utmost point simultaneously, 12v storage battery "-" utmost point 1-7, be the 6th single lattice "-" utmost point simultaneously;
Among Fig. 2,12v battery circuit plate 2,12v storage battery first single lattice are pressurizer 2-1 along separate routes, 12v storage battery second single lattice are pressurizer 2-2 along separate routes, 12v storage battery the 3rd single lattice are pressurizer 2-3 along separate routes, 12v storage battery the 4th single lattice are pressurizer 2-4 along separate routes, and 12v storage battery the 5th single lattice are pressurizer 2-5 along separate routes, and 12v storage battery the 6th single lattice are pressurizer 2-6 along separate routes; 12v battery circuit plate 2 leaves copper-foil conducting electricity 2-7 with the screw contact position, and an end of Copper Foil is connected with electronic circuit, and the other end of Copper Foil is connected with corresponding battery cell or cell batteries by screw 3.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail: storage battery with single lattice defencive function and attaching method thereof comprises: shell, positive and negative pole plate, dividing plate, positive and negative electrode busbar, gap bridge, lug, loam cake, electrolyte etc., its process: A, substitute the gap bridge (5) between each single lattice in the former accumulator structure with a kind of novel gap bridge (6) that is embedded with nut, make novel gap bridge (6) upper end be embedded with nut (6-1), make novel gap bridge have the attachment screw function; The gap bridge position of B, Storage Battery Top Cover is reserved with can pass through screw connecting hole (4).
Because storage battery has adopted novel gap bridge (6), make each single lattice of storage battery had relatively independent "+;-" the utmost point, as shown in Figure 1,12v storage battery "+" utmost point (1-1), be first single lattice "+" utmost point simultaneously, 12v storage battery second single lattice "+" utmost point (1-2), be first single lattice "-" utmost point simultaneously, 12v storage battery the 3rd single lattice "+" utmost point (1-3), be second single lattice "-" utmost point simultaneously, 12v storage battery the 4th single lattice "+" utmost point (1-4), be the 3rd single lattice "-" utmost point simultaneously, 12v storage battery the 5th single lattice "+" utmost point (1-5), be the 4th single lattice "-" utmost point simultaneously, 12v storage battery the 6th single lattice "+" utmost point (1-6), be the 5th single lattice "-" utmost point simultaneously, 12v storage battery "-" utmost point (1-7), be the 6th single lattice "-" utmost point simultaneously; Learn that from Fig. 1 this 12v storage battery has single lattice and 7 poles of 6 2v, wherein (1,7) are relatively independent "+,-" utmost point, and (2～6) utmost point is relative common pole, and this just provides precondition for the protection of these each single lattice of 12v storage battery.
It is identical with former storage battery manufacturing process that the present invention has the part that the storage battery of single lattice defencive function and attaching method thereof manufacturing process do not relate to.
Circuit board with the relatively independent multi-channel parallel by-pass shunt voltage stabilizing circuit of each single lattice comprises circuit board (2) the in parallel by-pass shunt voltage stabilizing circuit identical with battery cell quantity that is manufactured with electronic circuit, as shown in Figure 2,12v battery circuit plate (2) is by storage battery first single lattice shunting voltage stabilizing circuit (2-1), storage battery second single lattice shunting voltage stabilizing circuit (2-2), storage battery the 3rd single lattice shunting voltage stabilizing circuit (2-3), storage battery the 4th single lattice shunting voltage stabilizing circuit (2-4), storage battery the 5th single lattice shunting voltage stabilizing circuit (2-5), storage battery the 6th single lattice shunting voltage stabilizing circuits (2-6) compose in parallel; 12v battery circuit plate (2) leaves copper-foil conducting electricity (2-7) with the screw contact position, and an end of Copper Foil is connected with electronic circuit, and the other end of Copper Foil is connected with corresponding battery cell or cell batteries by screw (3).
Attachment screw (3) as shown in Figure 3, has: the relative position of A, fixing circuit board (2) and storage battery (1), replaces lead to be communicated with multi-channel parallel by-pass shunt voltage stabilizing circuit (2-1～2-6) and each single lattice of storage battery (circuit between the 1-1～1-6) at B.
As shown in Figure 8, battery cell protective circuit plate and all kinds of cell batteries that are in series (8), (lead-acid 2v, NI-G type 1.2V, lithium battery 3.6v, ferric phosphate lithium cell 3.2v, super capacitance cell 2.5v's etc.) is connected.Only change voltage and the electric current of all kinds of cell batteries protections as required, can reach the purpose that increases the service life equally.
The quantity of by-pass shunt voltage stabilizing circuit in parallel is identical with the quantity of battery cell quantity or Series Sheet accumulator body in sum.
Each is shunted voltage stabilizing circuit and all the time corresponding single lattice is detected in the charging process of storage battery and protect; as shown in Figure 4; its operation principle is: according to the kind of storage battery; be provided with different single lattice protection voltage and electric current; example 12v20ah lead acid accumulator; its single lattice protection is: when the 2.42v left and right sides; voltage stabilizing circuit is shunted 400mA left and right sides electric current along separate routes; make the single lattice that reach about 2.42v stop charging; in case it overcharges; and the single lattice that allow all the other not reach about 2.42v continue charging, in case it owes to fill, charging with expiring until each single lattice stops.
The present invention have storage battery of single lattice defencive function and attaching method thereof make storage battery when charging voltage more sufficient, more balanced, thoroughly negate the common recognition of " battery is bad by filling ", can reach the design service life of storage battery substantially; Be the Moped Scooter storage battery, storage batterys such as the electric automobile particularly not damaged charging of lead acid accumulator provide desirable storage battery and corresponding charging method.
Though, the present invention discloses above-mentioned with simpler, basic embodiment, purpose just explanation has correlation and the implementation method of the storage battery and attaching method thereof of single lattice defencive function, and non-limiting the present invention is unique embodiment, every theory, mode of not breaking away from the battery cell charge protection, or simply change and modify; All belong to protection scope of the present invention.
Claims (7)
1. storage battery that has single lattice defencive function and attaching method thereof is combined by screw (3) connection by the storage battery with single lattice defencive function (1) and battery cell protective circuit plate (2), and it is characterized in that: the storage battery (1) with single lattice defencive function connected with being connected by screw (3) of battery cell protective circuit plate (2).
2. storage battery with single lattice defencive function according to claim 1 and attaching method thereof, it is characterized in that: described screw (3) has: the relative position of A, fixing circuit board (2) and storage battery (1); B, replace lead to be communicated with multi-channel parallel by-pass shunt voltage stabilizing circuit (2-1～2-6) and each single lattice of storage battery (circuit between the 1-1～1-6).
3. storage battery with single lattice defencive function according to claim 1 and attaching method thereof; described storage battery (1) with single lattice defencive function comprises that shell, positive and negative pole plate, dividing plate, positive and negative electrode busbar, novel gap bridge (6), lug, loam cake, electrolyte etc. assemble and forms; it is characterized in that: novel gap bridge (6) upper end is embedded with nut (6-1), makes novel gap bridge have the attachment screw function.
4. according to claim 1 or 3 described storage batterys with single lattice defencive function and attaching method thereof; described storage battery (1) with single lattice defencive function comprises that shell, positive and negative pole plate, dividing plate, positive and negative electrode busbar, novel gap bridge (6), lug, loam cake, electrolyte etc. assemble and forms, it is characterized in that: reserve screw connecting hole (4) on the described Storage Battery Top Cover.
5. storage battery with single lattice defencive function according to claim 1 and attaching method thereof; described battery cell protective circuit plate (2) comprises that having the relatively independent multi-channel parallel by-pass shunt voltage stabilizing circuit of each single lattice composes in parallel, and it is characterized in that: the quantity of by-pass shunt voltage stabilizing circuit in parallel is identical with battery cell quantity.
6. has storage battery of single lattice defencive function and attaching method thereof according to claim 1 or 5; described battery cell protective circuit plate (2); comprise with the screw contact position and leave copper-foil conducting electricity (2-7); it is characterized in that: an end of Copper Foil is connected with electronic circuit, and the other end of Copper Foil is connected with corresponding battery cell by screw (3).
7. according to claim 1 or 5 or 6 described storage batterys with single lattice defencive function and attaching method thereof; described battery cell protective circuit plate (2); comprise with the screw contact position and leave copper-foil conducting electricity (2-7); it is characterized in that: an end of Copper Foil is connected with electronic circuit, and the other end of Copper Foil is connected with all kinds of cell batteries that are in series (8) by screw (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100364121A CN103247829A (en) | 2012-02-10 | 2012-02-10 | Storage battery having unit cell protection function and connecting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100364121A CN103247829A (en) | 2012-02-10 | 2012-02-10 | Storage battery having unit cell protection function and connecting method thereof |
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| CN103247829A true CN103247829A (en) | 2013-08-14 |
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| CN2012100364121A Pending CN103247829A (en) | 2012-02-10 | 2012-02-10 | Storage battery having unit cell protection function and connecting method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2826789Y (en) * | 2005-10-14 | 2006-10-11 | 中国电子科技集团公司第十八研究所 | Charge/discharge protection circuit of lithium ion battery pack for electric vehicle |
| US20090111007A1 (en) * | 2007-10-25 | 2009-04-30 | Honda Motor Co., Ltd. | Battery system |
| CN102122741A (en) * | 2010-01-08 | 2011-07-13 | 罗征南 | Storage battery with simultaneously rechargeable unit cells and multipath parallel-connected charger |
| CN202633420U (en) * | 2012-02-10 | 2012-12-26 | 罗征南 | Storage battery with single-lattice protection function and connecting structure thereof |
-
2012
- 2012-02-10 CN CN2012100364121A patent/CN103247829A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2826789Y (en) * | 2005-10-14 | 2006-10-11 | 中国电子科技集团公司第十八研究所 | Charge/discharge protection circuit of lithium ion battery pack for electric vehicle |
| US20090111007A1 (en) * | 2007-10-25 | 2009-04-30 | Honda Motor Co., Ltd. | Battery system |
| CN102122741A (en) * | 2010-01-08 | 2011-07-13 | 罗征南 | Storage battery with simultaneously rechargeable unit cells and multipath parallel-connected charger |
| CN202633420U (en) * | 2012-02-10 | 2012-12-26 | 罗征南 | Storage battery with single-lattice protection function and connecting structure thereof |
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Application publication date: 20130814 |