CN103208633B - Horizon battery and manufacturing method thereof - Google Patents
Horizon battery and manufacturing method thereof Download PDFInfo
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- CN103208633B CN103208633B CN201310094616.5A CN201310094616A CN103208633B CN 103208633 B CN103208633 B CN 103208633B CN 201310094616 A CN201310094616 A CN 201310094616A CN 103208633 B CN103208633 B CN 103208633B
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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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- 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
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Abstract
The invention discloses a horizon battery and a manufacturing method thereof. Grid of existing horizon batteries is woven by glass fiber and lead composite. Lead layer on the surface of the grid is corroded fast, and conductivity is lowered when the lead layer is corroded. The horizon battery comprises a battery shell and an upper cover. A plurality of battery plate groups and partitions for blocking electrolyte circulation among the battery plate groups are disposed in the battery shell. Leading-out terminals connected to the battery plate groups are disposed at two ends of the battery shell. The battery plate groups comprise positive plates and negative plates which are alternately stacked, porous partition plates are disposed between the positive plates and the negative plates, and each positive plate and each negative plate comprise a plastic grid frame and a grid framework. The grid framework is made of lead alloy, and high in strength, corrosion resistance and conductivity. By the grid frame, usage of lead alloy is reduced, mass of the grid is lowered, and mass ratio energy of the horizon battery is improved.
Description
[technical field]
The present invention relates to a kind of storage battery, especially a kind of horizon battery, belongs to battery product field.
[background technology]
The pole plate of traditional lead acid batteries is perpendicular to ground-mounted, and be also perpendicular to ground during use and install and use, the plate ear of positive and negative pole plate is all placed in the top of storage battery, and conductive component bus-bar, end pole are all draw from connection.In use easily there is electrolyte stratification phenomenon in storage battery, the sulfuric acid concentration of storage battery due to bottom in discharge process is high, the capacity relative of releasing is more, storage battery top then sulfuric acid concentration is low, releasing capacity is few, and when charging, then occur that top preferentially fills electricity with, active material has the trend of progressively reacting conversion from the top down, if the battery discharging degree of depth is larger, pole plate conductivity weakens, when storage battery top be in full charge even overcharge condition time, bottom does not also have full charge, along with the accumulation recycling number of times, thisly unbalancedly vicious circle can be formed, cause the rapid decay of battery capacity, life-span premature termination.
Therefore develop a kind of HORIZON~○ C~2M battery, the grid of pole plate adopts the braiding of glass fibre, lead composite material to form, and pole plate is as the criterion dipolar configuration, and be namely positive plate at the half coating positive electrode active material of grid, second half coating negative electrode active material is negative plate.Ambipolar green plate is made into through operations such as multiple film, pickling, dry tack free, solidifications.Assembling: separate with barrier film between bipolar plates, fix with pressure frame up and down.Bipolar plates and dividing plate are according to certain position, level is staggered stacks, then setting pressure framework is fixed, forming battery module loads in cell jar, seal after cast welding, then through after acid filling, change into, finally in storage battery space, pour into paraffin, load onto safety valve, make and become horizon battery.
But, electrode plate grid due to this horizon battery adopts the braiding of glass fibre, lead composite material to form, although saved lead material, but, this grid in use, particularly in deeper cavity use procedure or deposit in process, the lead layer of grid surface can corrode very soon, after corrosion, conductive capability weakens greatly, and battery capacity will significantly reduce, and finally causes battery malfunction.
Simultaneously, existing level battery, between monomer, isolation pours into paraffin and carries out isolating seal after acid filling changes into end, and before filling with wax, internal storage battery has residual acid solution, unfavorable to sealing, be difficult to the effect reaching excellent sealing isolation, as long as seal isolation is bad, occur string lattice phenomenon, storage battery self discharge is large, easily causes the quality problems that uniformity of storage batteries is bad.
[summary of the invention]
The invention provides a kind of horizon battery and manufacture method thereof, can material saving, ensure seal isolation good between useful life and battery electrode group simultaneously.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of horizon battery, comprise battery container and upper cover, be provided with some battery electrode groups in described battery container and intercept the separator of electrolyte circulation between battery electrode group, the two ends of described battery container are provided with the leading-out terminal connecting battery electrode group, described battery electrode group comprises alternately laminated positive plate and negative plate, be provided with porous barrier between described positive plate and negative plate, described positive plate and negative plate comprise plastic grid frame and grid skeleton.
Further, described separator comprises connection plastic frame, and described connection plastic frame is located between stacked negative plate, positive plate, and described connection plastic frame is connected with the plastic grid frame of negative plate, positive plate, and described porous barrier is located at and is connected in plastic frame.
Further, described connection plastic frame comprises multiple end to end square frame, described square frame is corresponding with plastic grid frame, to be connected by some battery electrode groups and to intercept the electrolyte between battery electrode group by the connection of described connection plastic frame and plastic grid frame.
Further, adopt ultrasonic bonding mode to connect described plastic grid frame and be connected plastic frame with described.
Further, described grid skeleton is made up of lead alloy, and the grid skeleton of positive plate is coated with positive electrode active material, and the grid skeleton of negative plate is coated with negative electrode active material.
Further, negative plate in positive plate in described battery electrode group and adjacent cell pole group is connected to form the double polarity plate of integrative-structure, the positive plate of described double polarity plate is led mutually with negative plate, and logical real described double polarity plate realizes the series winding between battery electrode group.
Further, sealant sealing is passed through between described battery container and battery electrode group.
Further, described fluid sealant is epoxy resin sealant.
Further, cover on described and be provided with valve opening and valve gap.
A manufacture method for horizon battery, comprises the following steps:
A, employing lead alloy make the grid skeleton of positive plate, negative plate and double polarity plate, adopt Shooting Technique to make plastic grid frame on the grid skeleton of positive plate, negative plate and double polarity plate;
B, on the grid skeleton of positive plate full-filling positive electrode active material, full-filling negative electrode active material on the grid skeleton of negative plate, full-filling positive electrode active material on the grid skeleton of double polarity plate one end, full-filling negative electrode active material on the grid skeleton of the double polarity plate other end, and then carry out compacting, pouring acid, dry tack free, solidification, oven dry and removing surface;
C, complete the lamination of battery electrode group with positive plate, porous barrier, negative plate and double polarity plate, and be provided with connection plastic frame between the plastic grid frame of levels, and by supersonic welding, connection plastic frame and plastic grid frame are connected;
D, load in battery container by battery electrode group, the bottom of battery electrode group connects the base plate of battery container by connecting plastic frame, and battery electrode group and battery container are passed through ultrasonic bonding;
E, the two ends of battery electrode group welding leading-out terminal;
Filling with sealant in f, gap between battery container and battery electrode group;
G, on battery container, weld upper cover, and inject electrolyte by valve opening.
Beneficial effect of the present invention:
In the present invention, the positive plate of horizon battery and negative plate comprise grid skeleton and plastic grid frame, and grid skeleton adopts lead alloy, compare to adopt the braiding of glass fibre, lead composite material to form to have higher intensity, decay resistance and conductive capability.
Compare original grid skeleton and grid frame adopts material of the same race, plastic grid frame can reduce the consumption of lead alloy, and reduces grid quality, the specific energy of battery of improving the standard.
Be provided with connection plastic frame between stacked positive plate and negative plate, connection plastic frame and plastic grid frame can connect connected battery electrode group together with being melted in by ultrasonic bonding simultaneously, and by isolating seal good for adjacent battery electrode group.
These features of the present invention and advantage will embodiment below, exposure detailed in accompanying drawing.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is structural representation of the present invention;
Fig. 2 a is the front view of positive plate in the present invention;
Fig. 2 b is the vertical view of positive plate in the present invention;
Fig. 3 a is the vertical view of negative plate in the present invention;
Fig. 3 b is the front view of negative plate in the present invention;
Fig. 4 a is the front view of double polarity plate in the present invention;
Fig. 4 b is the vertical view of double polarity plate in the present invention.
[embodiment]
The invention provides a kind of horizon battery, comprise battery container and upper cover, be provided with some battery electrode groups in described battery container and intercept the separator of electrolyte circulation between battery electrode group, the two ends of described battery container are provided with the leading-out terminal connecting battery electrode group, described battery electrode group comprises alternately laminated positive plate and negative plate, be provided with porous barrier between described positive plate and negative plate, described positive plate and negative plate comprise plastic grid frame and grid skeleton.
The technical scheme of accompanying drawing to the embodiment of the present invention below in conjunction with the embodiment of the present invention is explained and illustrated, but following embodiment is only the preferred embodiments of the present invention, and not all.Based on the embodiment in execution mode, those skilled in the art under the prerequisite not making creative work obtain other embodiments, all belong to protection scope of the present invention.
With reference to figure 1, Fig. 2 a, Fig. 2 b, Fig. 3 a and Fig. 3 b, shown horizon battery, multiple battery electrode group is had in battery container 1, the two ends of battery container 1 are equipped with leading-out terminal 11, leading-out terminal 11 is connected with battery electrode group, battery electrode group is by positive plate 3 and negative plate 4 is alternately laminated forms, and between positive plate 3 and negative plate 4, be provided with porous barrier 8, the negative plate 4 of battery electrode group left end is connected with leading-out terminal 11 by bus-bar 12 with the positive plate 5 of right-hand member as described in Figure 1.
The positive plate 3 adopted in the present invention comprises grid skeleton 31 and plastic grid frame 32, and negative plate 4 also comprises grid skeleton 41 and plastic grid frame 42; The grid skeleton 31 of positive plate applies positive electrode active material, the grid skeleton 41 of negative plate applies negative electrode active material.Wherein the grid skeleton of positive plate 3 and negative plate 4 all adopts lead alloy, compares the intensity, decay resistance and the conductive capability that adopt glass fibre, lead composite material braiding tool higher, to meet horizon battery high power, long life requirement.Adopt plastic grid frame simultaneously, lead alloy consumption can be reduced, and reduce grid quality, the specific energy of battery of improving the standard, and on grid skeleton, apply active matter mass-energy more accurate; Grid skeleton also can adopt other metal or conductive non-metals
Preferably, plastic grid frame adopts injection molding to form, and can improve each positive plate and negative plate consistency.
Conventional horizon battery, paraffin sealing is carried out to isolate the electrolyte between adjacent cell machine pole group put into battery electrode group in groove after, but effect is poor, as further improvement, battery electrode group described in the present invention also comprises and connects plastic frame 6, described connection plastic frame 6 is located between stacked negative plate 4, positive plate 3, and described porous barrier 8 is located at and connects in plastic frame 6, and connects adjacent battery electrode group by connecting plastic frame.
Preferred as one, described connection plastic frame 6 comprises multiple connected square frame, and described square frame is corresponding with the plastic grid frame of positive plate 3 and negative plate 4.Adopt ultrasonic bonding mode welding plastic grid frame and be connected plastic frame, some battery electrode groups are connected into entirety, adopt the welding of ultrasonic bonding mode battery electrode group in the cell housing, plastic grid frame can realize the good isolation of electrolyte between the group of cell pole together with connecting plastic frame and being melted in simultaneously; Connecting plastic frame can be also multiple independent square frame, and then independent square frame is passed through ultrasonic bonding.
With reference to figure 1, Fig. 4 a and Fig. 4 b, in conventional battery, the series connection of battery needs the pole plate of all same polarities of an element cell pole group to converge on plate ear by grid, converge by bus-bar again, the pole plate that neighboring unit cell pole group's Semi-polarity is contrary converges on plate ear by grid, converge by bus-bar again, two bus-bars are connected to realize series connection by bridge, in the present embodiment, the positive plate 3 of being separated by described battery electrode group is connected with the negative plate 4 on the group of adjacent cell pole the double polarity plate 5 of structure, positive plate in double polarity plate 5 and negative plate mutual conduction, the series winding between the group of adjacent cell pole is realized by double polarity plate 5, the battery electrode group of side is formed by stacking by double polarity plate 5 and negative plate 4 as shown in Figure 1, the battery electrode group of opposite side is superposed by positive plate 3 and double polarity plate 5, middle battery electrode group all adopts double polarity plate 5, use double polarity plate to eliminate to conflux and be connected, reduce conductive resistance, reduce lead loss consumption, and improve specific energy.
For the sealing property of battery of improving the standard, the gap location between battery container 1 and battery electrode group is provided with fluid sealant 7.Fluid sealant 7 can adopt epoxy resin sealant, also can be sealed by paraffin or rubber-type fluid sealant.
Upper cover 2 is provided with the valve opening 21 for injecting electrolyte in battery container 1, and valve opening 21 is provided with valve gap 22, is provided with cellular-plastic panels 9 between upper cover 2 and battery electrode group.
In addition, be provided with multiple stopper 23 in upper cover 2, stopper 23, between adjacent cell pole group, to intercept the electrolyte between the group of connected battery pole by stopper 23 in upper end.
With reference to figure 1, Fig. 2 b, Fig. 3 a, Fig. 4 b, during the manufacture of the horizon battery of this invention, comprises following steps:
The first step, adopt lead alloy, other metal or conductive non-metals as the grid skeleton of positive plate 3, negative plate 4 and double polarity plate 5, adopt Shooting Technique to make plastic grid frame on the grid skeleton of positive plate 3, negative plate 4 and double polarity plate 5;
Second step, full-filling anode diachylon on the grid skeleton 31 of positive plate, full-filling cathode lead plaster on the grid skeleton 41 of negative plate, double polarity plate is divided into positive terminal 511 and negative pole end 512, full-filling anode diachylon on the grid skeleton of positive terminal, full-filling cathode lead plaster on the grid skeleton of negative pole end, and then carry out compacting, pouring acid, dry tack free, solidification, oven dry and removing surface;
3rd step, with reference to figure 1, lays at bottom and connects plastic frame 6, connect in plastic frame and arrange porous barrier 8, the end to end double polarity plate 5 of the many rows of superposition on connection plastic frame, and the left end of double polarity plate 5 is just, right-hand member is negative; Then on double polarity plate 5, superposition connects plastic frame and porous barrier, then superposes positive plate 3, negative plate 4 and double polarity plate 5 on connection plastic frame, and positive plate 3 is at right-hand member, and negative plate 4 is at left end, and double polarity plate is between negative plate and positive plate; Repeat to be superimposed as the battery electrode group that regulation requires by the way, and plastic frame will be connected by supersonic welding and plastic grid frame is soldered;
4th step, loads battery electrode group in battery container 1, and both will be welded by ultrasonic bonding;
5th step, the lug of negative plate 4 is connected by welding bus-bar, and the plate ear of positive plate 3 is also connected by welding bus-bar, solder terminal 11 on two bus-bars 12 respectively;
6th step, filling epoxy resin fluid sealant 7 in the gap between battery container 1 and battery electrode group;
7th step, battery container 1 welds upper cover 2, and injects electrolyte by valve opening 21.
By above-described embodiment, object of the present invention is reached by fully effective.The personage being familiar with this skill should be understood that and the present invention includes but the content being not limited to accompanying drawing and describing in embodiment above.Any amendment not departing from function and structure principle of the present invention all will comprise within the scope of the appended claims.
Claims (9)
1. a horizon battery, comprise battery container and upper cover, be provided with some battery electrode groups in described battery container and intercept the separator of electrolyte circulation between battery electrode group, the two ends of described battery container are provided with the leading-out terminal connecting battery electrode group, described battery electrode group comprises alternately laminated positive plate and negative plate, porous barrier is provided with between described positive plate and negative plate, it is characterized in that: described positive plate and negative plate comprise plastic grid frame and grid skeleton, described separator comprises connection plastic frame, described connection plastic frame is located at stacked negative plate, between positive plate, described connection plastic frame and negative plate, the plastic grid frame of positive plate is connected, described porous barrier is located at and is connected in plastic frame.
2. a kind of horizon battery according to claim 1, it is characterized in that: described connection plastic frame comprises multiple end to end square frame, described square frame is corresponding with plastic grid frame, to be connected by some battery electrode groups and to intercept the electrolyte between battery electrode group by the connection of described connection plastic frame and plastic grid frame.
3. a kind of horizon battery according to claim 1 and 2, is characterized in that: adopt ultrasonic bonding mode to connect described plastic grid frame and be connected plastic frame with described.
4. a kind of horizon battery according to claim 1, is characterized in that: described grid skeleton is made up of lead alloy, and the grid skeleton of positive plate is coated with positive electrode active material, and the grid skeleton of negative plate is coated with negative electrode active material.
5. a kind of horizon battery according to claim 4, it is characterized in that: the negative plate in the positive plate in described battery electrode group and adjacent cell pole group is connected to form the double polarity plate of integrative-structure, the positive plate of described double polarity plate is led mutually with negative plate, realizes the series winding between battery electrode group by described double polarity plate.
6. a kind of horizon battery according to claim 1, is characterized in that: pass through sealant sealing between described battery container and battery electrode group.
7. a kind of horizon battery according to claim 6, is characterized in that: described fluid sealant is epoxy resin sealant.
8. a kind of horizon battery according to claim 1, is characterized in that: cover on described and be provided with valve opening and valve gap.
9. a manufacture method for horizon battery, is characterized in that comprising the following steps:
A, employing lead alloy make the grid skeleton of positive plate, negative plate and double polarity plate, adopt Shooting Technique to make plastic grid frame on the grid skeleton of positive plate, negative plate and double polarity plate;
B, on the grid skeleton of positive plate full-filling positive electrode active material, full-filling negative electrode active material on the grid skeleton of negative plate, full-filling positive electrode active material on the grid skeleton of double polarity plate one end, full-filling negative electrode active material on the grid skeleton of the double polarity plate other end, and then carry out compacting, pouring acid, dry tack free, solidification, oven dry and removing surface;
C, complete the lamination of battery electrode group with positive plate, porous barrier, negative plate and double polarity plate, and be provided with connection plastic frame between the plastic grid frame of levels, and by supersonic welding, connection plastic frame and plastic grid frame are connected;
D, load in battery container by battery electrode group, the bottom of battery electrode group connects the base plate of battery container by connecting plastic frame, and battery electrode group and battery container are passed through ultrasonic bonding;
E, the two ends of battery electrode group welding leading-out terminal;
Filling with sealant in f, gap between battery container and battery electrode group;
G, on battery container, weld upper cover, and inject electrolyte by valve opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310094616.5A CN103208633B (en) | 2013-03-22 | 2013-03-22 | Horizon battery and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310094616.5A CN103208633B (en) | 2013-03-22 | 2013-03-22 | Horizon battery and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN103208633A CN103208633A (en) | 2013-07-17 |
| CN103208633B true CN103208633B (en) | 2015-06-17 |
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| CN201310094616.5A Active CN103208633B (en) | 2013-03-22 | 2013-03-22 | Horizon battery and manufacturing method thereof |
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| CN103633280B (en) * | 2013-11-21 | 2017-01-11 | 河南超威电源有限公司 | Four-pole-ear pole plate, four-pole-ear pole group and four-pole-ear storage battery |
| CN104577218B (en) * | 2014-12-03 | 2017-06-06 | 超威电源有限公司 | Unipolarity horizon battery and its manufacture method |
| CN104466267A (en) * | 2014-12-31 | 2015-03-25 | 淄博市淄川区华淄蓄电池厂 | Dual-electrode-rod horizontal valve regulated sealed lead acid storage battery |
| CN104674295B (en) * | 2015-02-15 | 2017-11-17 | 长飞光纤光缆股份有限公司 | Resin cast formula Brown Gas electrolytic module |
| CN104651879B (en) * | 2015-02-15 | 2017-11-17 | 长飞光纤光缆股份有限公司 | Self-loopa Brown Gas electrolytic module |
| CN104882584A (en) * | 2015-04-21 | 2015-09-02 | 超威电源有限公司 | Lead-acid storage battery and electric vehicle |
| CN106486666A (en) * | 2015-09-01 | 2017-03-08 | 甄占波 | A kind of new lead-acid battery manufacture method |
| CN105576250B (en) * | 2015-12-15 | 2018-02-06 | 超威电源有限公司 | A kind of battery grid |
| CN105576249B (en) * | 2015-12-15 | 2018-04-03 | 超威电源有限公司 | Battery pole plates |
| CN105552315B (en) * | 2015-12-15 | 2018-02-06 | 超威电源有限公司 | A kind of horizon battery of horizon battery pole group's pressing plate and application pole group's pressing plate |
| CN105514305B (en) * | 2015-12-15 | 2018-02-02 | 超威电源有限公司 | A kind of horizon battery box body |
| CN105742644B (en) * | 2016-03-08 | 2019-01-11 | 超威电源有限公司 | A kind of brick wall structure battery grid and battery |
| CN107305966A (en) * | 2016-04-20 | 2017-10-31 | 深圳市佰特瑞储能系统有限公司 | A kind of modularization multi-cell battery |
| CN107026287B (en) * | 2016-06-24 | 2020-12-22 | 巨江电源科技有限公司 | Manufacturing method of lead-acid horizontal battery |
| CN108695454A (en) * | 2017-04-12 | 2018-10-23 | 镇江臻晟能源科技有限公司 | A kind of novel seal Hawkins cell |
| CN109378481B (en) * | 2018-08-30 | 2022-10-04 | 广州倬粤动力新能源有限公司 | Manufacturing method for connection of grid and tab |
| CN109148974A (en) * | 2018-10-17 | 2019-01-04 | 浙江图兰特储能科技有限公司 | A kind of separator for HORIZON~○ C~2M battery |
| CN109524673B (en) * | 2018-12-14 | 2023-10-13 | 超威电源集团有限公司 | Grid, manufacturing method thereof, polar plate and lead-acid storage battery |
| CN109738803B (en) * | 2018-12-21 | 2020-12-01 | 无锡职业技术学院 | Hot dry detecting system of battery terminal surface wax sealing |
| CN109888297A (en) * | 2019-03-14 | 2019-06-14 | 肇庆中特能科技投资有限公司 | A kind of battery stacked with bipolar plates and its manufactured battery |
| CN111554884B (en) * | 2020-03-20 | 2021-11-02 | 浙江南都电源动力股份有限公司 | Deep-cycle long-life lead-acid storage battery and charging method |
| CN112467148B (en) * | 2020-10-20 | 2021-12-17 | 天能电池集团股份有限公司 | Anti-bulging battery |
| CN115189008A (en) * | 2021-04-02 | 2022-10-14 | 广州倬粤电能科技有限公司 | Production process of bipolar battery |
| CN113506879B (en) * | 2021-04-15 | 2022-11-04 | 淄博火炬能源有限责任公司 | Light bipolar lead-acid storage battery and preparation method thereof |
| CN116706262B (en) * | 2023-06-30 | 2024-07-23 | 国网浙江省电力有限公司建设分公司 | Preparation process of bipolar horizontal battery |
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| US3956012A (en) * | 1974-06-10 | 1976-05-11 | Scholle Corporation | Storage battery plates of plastic and lead |
| CN2285007Y (en) * | 1996-11-06 | 1998-06-24 | 江中道 | Sealed maintenance-free tube colloid accumulator |
| CN202268441U (en) * | 2011-09-08 | 2012-06-06 | 超威电源有限公司 | Horizontal battery |
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2013
- 2013-03-22 CN CN201310094616.5A patent/CN103208633B/en active Active
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