CN100372036C - Structure and packaging method for flat type super capacitor - Google Patents

Structure and packaging method for flat type super capacitor Download PDF

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Publication number
CN100372036C
CN100372036C CNB031493270A CN03149327A CN100372036C CN 100372036 C CN100372036 C CN 100372036C CN B031493270 A CNB031493270 A CN B031493270A CN 03149327 A CN03149327 A CN 03149327A CN 100372036 C CN100372036 C CN 100372036C
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China
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electrochemical capacitance
platypelloid type
type electrochemical
electrode plate
packing
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CN1567491A (en
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蔡克己
黄俊辉
成诗宋
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NATIONAL SUPER ENERGY SOURCE HIGH TECHNOLOGIES Co Ltd
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NATIONAL SUPER ENERGY SOURCE HIGH TECHNOLOGIES Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13Energy storage using capacitors

Abstract

The present invention relates to a structure and a packaging method for a flat type super capacitor. A tandem type stacking method (Bipolar Structure) is adopted, a super capacitor is stacked in a mode that the upper part and the lower part of the super capacitor are malposed, the super capacitor is then packaged, and the super capacitor is flatted. The volume of a completed product of the super capacitor can be reduced. The packaging method comprises the following steps: an electrode plate is cut to have a proper dimension, a glue wall is poured around the electrode plate, the electrode plate is stacked in a tandem type mode that the upper part and the lower part of the electrode plate are malposed, electrolytic solution is filled, the electrode plate is sealed by heat and pressurized, the glue wall is heated and polymerized, and the super capacitor is made. The finished product can be applied to space of which the thickness is minor, such as a PDA, a mobile phone, etc.

Description

The structure of platypelloid type electrochemical capacitance and method for packing
Technical field
The present invention relates to a kind of structure and method for packing of platypelloid type electrochemical capacitance, be meant a kind of structure and method for packing of electrochemical capacitance of platypelloid type especially, be to adopt tandem to pile up method (Bipolar Structure) piles up electrochemical capacitance in the mode of upper and lower dislocation after, encapsulated again, make it be flattening, can reduce the volume of electrochemical capacitance finished product, this method can reduce the thickness of electrochemical capacitance, its thickness can be reduced to original 1/X (X is the stackable unit number) approximately, these manufactured goods can be applicable to the less space of thickness, as PDA, mobile phone etc.
Background technology
Battery (battery) is the supply unit that certain form energy directly is converted to electric energy without the intermediate mechanical transfer process.Electric capacity (capacitor) is the electronic building brick of store charge.Generally speaking, the storage power height of battery but power output is low, the power output height and the storage power of electric capacity is low.Therefore, battery is regarded as a kind of " energy storage device " of electric energy, and electric capacity then is " power storage ", and each is used by people on different purposes.
Traditional capacitor is to be sandwiched between two conductors and to reach the effect of separation with insulation material (insulating material) or dielectric medium (dielectric), and capacitive phenomena produces the separation of charge of conductive surface.
Along with the 3C arriving in (computer, communication and consumption electronic products) epoch, multi-functional, high efficiency, short and small frivolous electronic product in life at any time as seen, for example: notebook computer, mobile phone, walkman.For reaching electronic product portability and the long-term requirement of using, sufficient Portable energy supply promptly becomes critical problem, but the combination of traditional battery and electric capacity obviously can't meet the demands.A kind of new energy accumulating device-electrochemical capacitance (ultra capacitor) therefore arises.The electrochemical capacitance technology has remedied the deficiency between battery and the electric capacity; for having the energy holder of high power, high-energy and mini dimensional characteristic; be devoted to seek solution the mankind for energy crisis and environmental protection; when expectation can be enjoyed light efficient life style again, the electrochemical capacitance technology was to impel human life style and quality to enter a technology of frontier.Electrochemical capacitance is applied to the product of deep space satellite at first by American Space General Administration, behind the product that refers to wireless communications handset, electronic steam turbine car, motor generator, portable electric tool, UPS, medical equipment and all palpus utilization batteries or capacitor, sizable niche is arranged all.
The material that " electrification is double-deck " that the electrochemical capacitance energy accumulating device is adopted (electrochemical double layer is called for short EDLC) do not have to separate is set up dielectric substance layer, and its charging is to occur in double-deck interface (interface) of electrification with store energy.Electrochemical capacitance can reach far above the energy density of traditional capacitance technology (energy density), and the power density of superelevation (power density).Than traditional battery, it can disengage hundred times of power to battery, stores the electric energy more than 20 times.
At present, the electrochemical capacitance energy accumulating device successfully enters commodity application in a small amount by the experimental stage, and its product is used also by defence satellite and military special purpose, and the product of the automobile of marching toward gradually, mechanotronics and communication electronic industry.
The structure of known electrochemical capacitance energy accumulating device and method for making thereof shown in Figure 1A, are to insert and put two gaskets (gasket) 12 between two battery lead plates 11, and insert and put a stick 13, and form a stacked structure 1 therebetween.Gasket 12 is to choose polymer colloid to make film forming, extracts required form again and forms.Wherein can be formed with suitable micro-protuberance 17 on the high surface area coatings 16 of battery lead plate 11 medial surfaces to help to support and insulate this two battery lead plate 11.
Then, heating makes two gaskets, 12 soft heats (reflow) and two battery lead plates 11 and two gaskets 12 is cohered mutually, and in the stacked structure 1 inner space 15 that forms sealing.
Please consult Figure 1B, the stick 13 of extracting out to the room temperature to be cooled promptly forms in stacked structure 1 side and fills port 14, again electrolyte is inserted the space 15 of this stacked structure 1 inside by this fillings port 14, will fill port 14 afterwards again and seal the encapsulation of promptly finishing electricity accumulating unit.
Yet, the method for packing of above-mentioned electricity accumulating unit must earlier be made film forming with polymer colloid and extract required form and form gasket 12, just can finish the stacked structure 1 of electricity accumulating unit and fill port 14, and then filling electrolyte and sealing filling port 14, this manufacturing process is too complicated, and is not suitable for a large amount of productions.
Another electrochemical capacitance energy accumulating device, please consult Fig. 2 A, Fig. 2 B and Fig. 3, the end face of this electrochemical capacitance energy accumulating device 2 and bottom surface respectively are formed with a conducting strip 27 as the usefulness that externally is electrically connected, wherein Fig. 2 A is the cutaway view of Fig. 3, traditionally, when making this electrochemical capacitance energy accumulating device 2, be according to the desired magnitude of voltage of specification, directly the battery lead plate 21,22 with a specific number of plies piles up mutually, shown in Fig. 2 A, then be gripped with stuff up a crack packing ring packing ring (gasket) 23,24 between each this battery lead plate 21,22; One medial surface of wherein outermost this battery lead plate 11 is formed with high surface area coatings 25, behind the stacked structure that forms this battery lead plate 21,22 and this stuff up a crack packing ring 23, heating makes these stuff up a crack packing ring 23 soft heats (reflow) and this battery lead plate 21,22 and this stuff up a crack packing ring 23 firmly is bonded together; Last gap 26 between this battery lead plate 21,22 is filled in electrolyte and is sealed, and then finishes the making of this electrochemical capacitance energy accumulating device 2.
Yet above-mentioned manufacturing process also is not suitable for the modular mode of production, for the voltage of client's different size and the product requirement of the battery lead plate number of plies, must design different production lines and produce, thereby also increase production cost.Therefore still need be improved at the shortcoming of above-mentioned manufacturing process.
For improving the manufacture method of above-mentioned electrochemical capacitance, the inventor once in January 20 calendar year 2001 TaiWan, China propose a patent of invention in first to file, and got permission to announce, be that patent announcement number is 472271 " processing procedure of modularized over capacity energy storage device ", the summary of the invention of this case, it is defective at the manufacture method of electrochemical capacitance commonly used, more progressive manufacture method is proposed, to make this modularized over capacity energy storage device 3, as shown in Figure 4, it is the manufacturing process of relevant a kind of modularized over capacity energy storage device 3, at least comprise the following steps: to provide a plurality of electrochemical capacitance energy accumulating devices 3, as shown in Figure 5, at two battery lead plates 31, ccontaining glue wall 35 between 32, a this glue wall 35 and a spacer 33 surround appropriate gap, and each this electrochemical capacitance energy accumulating device 3 is that two battery lead plates 31 are filled in and be sealed in to electrolyte 34, this appropriate gap between 32 and forming; And should be stacked into a stacked structure by a plurality of electrochemical capacitance energy accumulating devices 3, as shown in Figure 5, cohere with conducting resinl 38 between each this electrochemical capacitance energy accumulating device 3.
This number of plies of piling up is to decide according to the desired specification of client, for example, if will make the energy accumulating device of a 100V, then need the energy accumulating device of 100 1V is piled up mutually, the back serial connection is cohered with conducting resinl 38 in the centre, and the physics that reaches 3 of this energy accumulating devices be electrically connected, see also Fig. 5; In addition, on a bottom surface of the end face of the top layer of this stacked structure and the bottom, form a contact electrode 36,37 respectively, as the external electrical usefulness of contact; In addition, it also can pile up this good a plurality of electrochemical capacitance energy accumulating devices 3 and is placed in the preprepared container 4, and as shown in Figure 6, the two ends of this container 4 have contact electrode 41 respectively.
Above-mentioned electrochemical capacitance energy accumulating device is in manufacturing technology at that time, be quite progressive and practical, but, along with making rapid progress of sci-tech product, many more accurate, more stress microminiaturized product, the requirement of its spare part also needs miniature (slim) to change relatively, and above-mentioned energy accumulating device, though adopted modular design to reach the manufacturing of the desired different size of client, the volume excessive (excessive height) after it piles up is in present many products, gradually do not conform to practicality, so how with its slimming, and can reach modular demand equally, then become the important topic of another research and development.
Summary of the invention
But main purpose of the present invention is to provide a kind of slimming and modularization, and the structure and the method for packing of the platypelloid type electrochemical capacitance that can make according to application demand.
According to manufacturing process of the present invention, disclose a kind of tandem and pile up method, this manufacturing process is: (1) cuts the battery lead plate of standard specification; (2) at battery lead plate edge point last week glue to form Jiao Qiang; (3) upper and lower two row pile up relatively and in the dislocation mode; (4) insert in the mould after the vacuum treatment and pour into electrolyte; (5) pressurization; (6) soft heat can be finished after sealing the glue wall driving fit that makes between upper and lower battery lead plate.
According to above-mentioned manufacturing process, can be made into a slim platypelloid type electrochemical capacitance, its structure, is packaged in electrolyte wherein with Jiao Qiang between upper and lower two groups of motor plates for the mode stacked electrodes plate (Plate) with upper and lower dislocation forms a platypelloid type electrochemical capacitance.
The method for packing of above-mentioned platypelloid type electrochemical capacitance can form contact electrode on the outside of upper and lower battery lead plate.
The method for packing of above-mentioned platypelloid type electrochemical capacitance, soft heat glue wall step can add the hot glue wall with thermal source heating or with the ultrasonic waves heating or with infrared ray.
The structure of above-mentioned platypelloid type electrochemical capacitance can increase its voltage by increasing the quantity of long electrode plate.
The structure of above-mentioned platypelloid type electrochemical capacitance, can with this structure again row be packaged in the container, and outside container, contact electrode is set.
The structure of above-mentioned platypelloid type electrochemical capacitance, this contact electrode can be the tungsten nitride; This glue wall can be formed for the thermoplastic resin material.
In the structure of above-mentioned platypelloid type electrochemical capacitance, the length of long electrode plate is the twice of short electroplax.
Beneficial effect of the present invention is: this platypelloid type electrochemical capacitance structure and method for packing can reach the slimming and the modularization of electrochemical capacitance, and can realize the purpose made according to application demand.
For above and other objects of the present invention, feature and advantage can be become apparent,, and cooperate appended graphic elaborating below especially exemplified by a preferred embodiment.
Description of drawings
Figure 1A is the composition schematic diagram of known capacitance structure;
Figure 1B is the manufacturing process schematic diagram of known capacitance structure;
Fig. 2 A is that the structure of known electrochemical capacitance is formed schematic diagram;
Fig. 2 B is the electrical connection schematic diagram of Fig. 2 A;
Fig. 3 is the stereo appearance figure of Fig. 2 A;
The electrochemical capacitance structural representation of Fig. 4 for having disclosed in first to file;
The electrochemical capacitance stacked state schematic diagram of Fig. 5 for having disclosed in first to file;
The electrochemical capacitance application state schematic diagram of Fig. 6 for having disclosed in first to file;
Fig. 7 is a structural upright outside drawing of the present invention;
Fig. 8 is a structure electrically connected method schematic diagram of the present invention;
Fig. 9 is that structure of the present invention is formed stereoscopic figure;
Figure 10 is a structural arrangement method cutaway view of the present invention;
Figure 11 is manufacturing process of the present invention (filling electrolyte) method schematic diagram;
Figure 12 is another manufacturing process of the present invention (pressurization) method schematic diagram;
Figure 13 is the finished product structural representation after manufacturing process method of the present invention is finished.
Wherein, description of reference numerals is as follows:
1 stacked structure, 11 battery lead plates, 12 gaskets
13 sticks 14 are filled 15 spaces, port
16 high surface area coatings, 17 micro-protuberances
2 electrochemical capacitance energy accumulating devices
21 battery lead plates, 22 battery lead plates, 23 stuff up a crack packing rings
24 stuff up a crack packing rings, 25 high surfaces are coated with lamination 26 gaps
27 conducting strips
3 modularized over capacity energy storage device
31 battery lead plates, 32 battery lead plates, 33 spacers
34 electrolyte, 35 glue walls, 36 contact electrodes
37 contact electrodes, 38 conducting resinls
4 containers, 41 contact electrodes
5 platypelloid type electrochemical capacitances, 51 long electrode plates, 52 noncontinuous electrode plates
53 glue walls, 531 glue walls, 532 Jiao Qiang
54 moulds, 55 moulds, 56 electrolyte
57 electrolyte storage tanks, 571 pull of vacuum devices
Embodiment
The structure and the method for packing of the relevant a kind of platypelloid type electrochemical capacitance of the present invention, see also Fig. 7 and Fig. 8, shown in the figure for the structure of platypelloid type electrochemical capacitance 5 of the present invention, it is by normalized two long electrode plates 51, reaching two noncontinuous electrode plates 52 and glue wall 53 constitutes after fabrication and processing, please refer to Fig. 7, its permutation and combination method as shown in FIG., it is transversely arranged by two long electrode plates 51 and the suitable at interval distance of a noncontinuous electrode plate 52 at last row, its under row be that suitably distance is transversely arranged at interval by a noncontinuous electrode plate 52 and two long electrode plates 51, and on, also be separated with a suitable distance between two row down, be that glue wall 53 by ring-type sticks together and is connected in the middle of two row, Figure 8 shows that structure of the present invention is electrically connected schematic diagram.
Please consult Fig. 9, as shown in FIG., it is transversely arranged by two long electrode plates 51 and the suitable at interval distance of a noncontinuous electrode plate 52 at last row, its under row be that suitably distance is transversely arranged at interval by a noncontinuous electrode plate 52 and two long electrode plates 51, and also be separated with a suitable distance between upper and lower two row, and point is marked with the glue wall 531,532 of ring-type around the opposite face of each battery lead plate, and surrounds accommodation space by this each glue wall 531,532; See also Figure 10, be the arrangement situation of upper and lower two row pole plates shown in the figure, upper and lower two row are to arrange in the mode that is misplaced; See also Figure 11, the upper and lower two row pole plates that arrangement is finished place mould 54,55, and put into electrolyte storage tank 57, after inserting, with pull of vacuum device 571 air in the groove are extracted out in advance, import electrolyte 56 again, and electrolyte is riddled by wherein; Please consult Figure 12, after pressurization, mould 54,55 is involutory with upper and lower two row battery lead plates, make the glue wall 531,532 on corresponding of the upper and lower two row battery lead plates involutory, after the soft heat heat-sealing, can finish after making glue wall 531,532 driving fits between upper and lower battery lead plate, the electrical connection after its manufacturing process is finished is the mode of series connection as shown in Figure 13.
After structure of the present invention is finished, be flat state, the electrochemical capacitance made from stacking method that the difference prior art discloses, be tending towards slimming on its body, and can reach the requirement of high power and high electric energy too, in addition, increase along with its long electrode plate 51, can increase its capacitance, its thickness and known stack are compared, only for its 1/X (X is the unit number of piling up), can be applicable to the less product of thickness space, be more suitable in the use of present many information or electronic product such as PDA, mobile phone.
Again, structure of the present invention utilizes a special package method to reach, and its program is as follows:
(1) cuts the battery lead plate of standard specification;
(2) at battery lead plate edge point last week glue to form Jiao Qiang;
(3) upper and lower two row pile up relatively and in the dislocation mode;
(4) insert in the mould after the vacuum treatment and pour into electrolyte;
(5) pressurization;
(6) soft heat can be finished after sealing the glue wall driving fit that makes between upper and lower battery lead plate.
By above-mentioned method for packing, promptly can be made into platypelloid type electrochemical capacitance structure of the present invention.
The structure of disclosed platypelloid type electrochemical capacitance and method for packing according to the present invention, it really can reach and make electrochemical capacitance slimming and modularization, and the purpose that can make according to application demand.The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Be that all equivalences of doing according to content disclosed by the invention change and change, all should belong to claim of the present invention.

Claims (11)

1. the method for packing of a platypelloid type electrochemical capacitance is characterized in that, described method for packing comprises following step at least:
(1) cuts the battery lead plate of standard specification;
(2) at battery lead plate edge point last week glue to form Jiao Qiang;
(3) upper and lower two row pile up relatively and in the dislocation mode;
(4) insert in the mould after the vacuum treatment and pour into electrolyte;
(5) pressurization; And
(6) soft heat can be finished after sealing the glue wall driving fit that makes between upper and lower battery lead plate.
2. the method for packing of platypelloid type electrochemical capacitance as claimed in claim 1 is characterized in that, also comprises: form contact electrode on the outside of the upper and lower battery lead plate of described structure.
3. the method for packing of platypelloid type electrochemical capacitance as claimed in claim 1 is characterized in that, described soft heat glue wall step is to heat described Jiao Qiang with a thermal source.
4. the method for packing of platypelloid type electrochemical capacitance as claimed in claim 1 is characterized in that, described soft heat glue wall step is to heat described Jiao Qiang with ultrasonic waves.
5. the method for packing of platypelloid type electrochemical capacitance as claimed in claim 1 is characterized in that, described soft heat glue wall step is to heat described Jiao Qiang with infrared ray.
6. the structure of a platypelloid type electrochemical capacitance is characterized in that, described structure comprises:
One long electrode plate, wherein the point all around of one side is marked with Jiao Qiang, and forms the accommodation space of ring-type;
One noncontinuous electrode plate, wherein the point all around of one side is marked with Jiao Qiang, and forms the accommodation space of ring-type;
By above-mentioned long electrode plate and noncontinuous electrode plate at interval one suitably distance do transversely arrangedly, it is corresponding that upper and lower row have the face of Jiao Qiang, and a suitable distance at interval, the accommodation space that Jiao Qiang gummed back formation after the soft heat one is airtight is coated with electrolyte in it.
7. the structure of platypelloid type electrochemical capacitance as claimed in claim 6 is characterized in that, increases the quantity of long electrode plate, to increase its voltage.
8. the structure of platypelloid type electrochemical capacitance as claimed in claim 6 is characterized in that, described structure is gone be packaged in the container again, and outside container contact electrode is set.
9. the structure of platypelloid type electrochemical capacitance as claimed in claim 8 is characterized in that, described contact electrode is the tungsten nitride.
10. the structure of platypelloid type electrochemical capacitance as claimed in claim 6 is characterized in that, described Jiao Qiang forms for the thermoplastic resin material.
11. the structure of platypelloid type electrochemical capacitance as claimed in claim 6 is characterized in that, the length of described long electrode plate is the twice of short electroplax.
CNB031493270A 2003-06-26 2003-06-26 Structure and packaging method for flat type super capacitor Expired - Fee Related CN100372036C (en)

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CNB031493270A CN100372036C (en) 2003-06-26 2003-06-26 Structure and packaging method for flat type super capacitor

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Application Number Priority Date Filing Date Title
CNB031493270A CN100372036C (en) 2003-06-26 2003-06-26 Structure and packaging method for flat type super capacitor

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CN1567491A CN1567491A (en) 2005-01-19
CN100372036C true CN100372036C (en) 2008-02-27

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030008212A1 (en) * 2001-04-20 2003-01-09 Hiroyuki Akashi Anode active material and nonaqueous electrolyte secondary battery
US20030099884A1 (en) * 2001-07-27 2003-05-29 A123Systems, Inc. Battery structures, self-organizing structures and related methods

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030008212A1 (en) * 2001-04-20 2003-01-09 Hiroyuki Akashi Anode active material and nonaqueous electrolyte secondary battery
US20030099884A1 (en) * 2001-07-27 2003-05-29 A123Systems, Inc. Battery structures, self-organizing structures and related methods

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