CN204155765U - A kind of high tension super capacitor - Google Patents

A kind of high tension super capacitor Download PDF

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Publication number
CN204155765U
CN204155765U CN201420608353.5U CN201420608353U CN204155765U CN 204155765 U CN204155765 U CN 204155765U CN 201420608353 U CN201420608353 U CN 201420608353U CN 204155765 U CN204155765 U CN 204155765U
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China
Prior art keywords
housing
positive
negative
current collector
diaphragm
Prior art date
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Expired - Lifetime
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CN201420608353.5U
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Chinese (zh)
Inventor
傅强
黄燕
李新志
李伟
汪慧
王安苗
周海
朱静
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Kunshan Kunpeng Lijie Polymer Material Technology Co ltd
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JIANGSU JIEFENG ADVANCED TECHNOLOGIES ENERGY MATERIAL 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

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  • Connection Of Batteries Or Terminals (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Secondary Cells (AREA)

Abstract

本实用新型公开了一种高电压超级电容器,包括壳体、上盖、卷绕电芯、正极集流体、负极集流体和电解液:所述的壳体为顶端开口、底端封闭的中空圆柱体;所述的上盖与壳体顶边密封连接,在连接处设有绝缘密封垫圈;所述的卷绕电芯设在所述壳体内,由极片与隔膜按照正极片、隔膜、负极片、隔膜的上下顺序平铺叠合,然后卷绕而成;在正负极片纵向的侧边均留有与极片长度相同的空白极耳,卷绕完成后,将卷绕电芯放入壳体,正极耳位于壳体的顶端,负极耳位于壳体的底端;所述的正极集流体与正极耳焊接,所述的负极集流体与负极耳焊接;所述的电解液设在壳体内部,浸润卷绕电芯。该电容器可在3V时稳定的使用,能提供更高的能量密度和功率密度。

The utility model discloses a high-voltage supercapacitor, which comprises a casing, an upper cover, a winding battery core, a positive current collector, a negative current collector and an electrolyte: the casing is a hollow cylinder with an open top and a closed bottom. body; the upper cover is sealed and connected to the top edge of the housing, and an insulating sealing gasket is provided at the joint; The top and bottom of the diaphragm and the diaphragm are stacked in a flat order, and then wound; there are blank tabs with the same length as the pole piece on the longitudinal sides of the positive and negative pole pieces. After the winding is completed, the wound battery core is placed into the housing, the positive tab is located at the top of the housing, and the negative tab is located at the bottom of the housing; the positive current collector is welded to the positive tab, and the negative current collector is welded to the negative tab; the electrolyte is located at Inside the casing, wet the winding cell. The capacitor can be used stably at 3V and can provide higher energy density and power density.

Description

A kind of high tension super capacitor
Technical field
The utility model relates to capacitor technology field, particularly a kind of high tension super capacitor.
Background technology
Ultracapacitor is a kind of Novel energy storage apparatus between traditional capacitor and storage battery.Compared with traditional capacitor, it has larger capacity and the energy of Geng Gao.Compared with storage battery, it has high power density, extremely long cycle life, better rate charge-discharge performance and wider operating temperature range.In addition, ultracapacitor environmental protection is pollution-free, non-maintaining.Therefore, it has huge using value and market potential in various fields such as traffic, electric power, communication, national defence, consumption electronic products.
The operating voltage of ultracapacitor is 2.5 or 2.7V.In use if desired improve voltage to export, need the super capacitor monomer of some to be carried out series connection and form module.Series mould set requires the capacity of ultracapacitor, internal resistance, and cycle life consistency is high.The monomer voltage of raising ultracapacitor can reduce the amount of monomer in series mould set, reduces in module group assembling process the conforming requirement of monomer.
Utility model content
Goal of the invention: for the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high tension super capacitor, makes it have operating voltage high, can reduce the amount of monomer in series mould set.
Technical scheme: in order to realize foregoing invention object, the technical solution adopted in the utility model is as follows:
A kind of high tension super capacitor, comprises housing, upper cover, winding battery core, plus plate current-collecting body, negative current collector and electrolyte: described housing is the hollow circular cylinder of top end opening, bottom end closure; Described upper cover and housing top margin are tightly connected, and are provided with insulated enclosure packing ring in junction; Described winding battery core is located in described housing, and tile superimposed by pole piece and barrier film according to the order up and down of positive plate, barrier film, negative plate, barrier film, then winding forms; All leave the blank lug identical with pole piece length at the side of positive/negative plate longitudinal direction, after having reeled, winding battery core is put into housing, anode ear is positioned at the top of housing, and negative electrode lug is positioned at the bottom of housing; Described plus plate current-collecting body welds with anode ear, described negative current collector and negative pole lug welding; Described electrolyte is located at enclosure interior, infiltrates winding battery core.
Diameter 60 ± the 1mm of described hollow circular cylinder, high 51 ± 1mm.
Cover on described and be provided with explosion-proof valve.
The width that the pole piece of described winding battery core scribbles the position of slurry is identical with the width of barrier film, and during winding, the position that barrier film and pole piece scribble slurry is overlapping.
The capacity of described ultracapacitor is 140 ~ 190F, and voltage is 3.0V ~ 3.5V.
Beneficial effect: compared with prior art, the utility model tool has the following advantages and high-lighting effect: high tension super capacitor of the present utility model, use that can be stable when operating voltage is 3.V, higher than general at present 2.5 and 2.7V operating voltage.High voltage can make electric capacity monomer store more electric charge, thus provides higher energy density and power density.This ultracapacitor can adopt the mode of series connection to form module simultaneously, provides higher real work voltage.The raising of monomer voltage can make the amount of monomer in super capacitor module reduce, and the difficulty of combo is reduced.In addition this ultracapacitor can complete with the manufacture of current ultracapacitor production equipment, and apparatus and process is ripe, good stability.
Accompanying drawing explanation
Fig. 1 is the cut-away view of ultracapacitor;
Fig. 2 is the structural representation of winding battery core.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
As shown in Figure 1, high tension super capacitor, main structural components comprises housing 1, upper cover 2, winding battery core 5, plus plate current-collecting body, negative current collector and electrolyte etc.Housing 1 is the hollow circular cylinder of top end opening, bottom end closure, diameter 60 ± 1mm, high 51 ± 1mm.Upper cover 2, is tightly connected with housing 1 top margin, is provided with insulated enclosure packing ring 3 in the two junction, and is provided with explosion-proof valve 4 upper covering.Winding battery core 5, is placed in housing 1, and tile superimposed by pole piece and barrier film according to the order up and down of positive plate 51, barrier film 52, negative plate 53, barrier film 51, then winding forms.All leave the blank lug identical with pole piece length at the side of positive/negative plate longitudinal direction, after having reeled, winding battery core 5 is put into housing 1, anode ear 511 is positioned at the top of housing 1, and negative electrode lug 531 is positioned at the bottom of housing 1.Width pole piece scribbling the position of slurry is identical with the width of barrier film 52, and during winding, the position that barrier film 52 and pole piece scribble slurry is overlapping.Plus plate current-collecting body, negative current collector, its respectively with anode ear, negative pole lug welding.Electrolyte, it is inner that it is placed in housing 1, infiltrates winding battery core 5.
The capacity of this high tension super capacitor is 140 ~ 190F, and voltage is 3.0V ~ 3.5V.
This high tension super capacitor, use the carbon nanomaterial being applied in the high-ratio surface of pole piece, use that can be stable when operating voltage is 3.V, higher than general at present 2.5 and 2.7V operating voltage.High voltage can make electric capacity monomer store more electric charge, thus provides higher energy density and power density.This ultracapacitor can adopt the mode of series connection to form module simultaneously, provides higher real work voltage.The raising of monomer voltage can make the amount of monomer in super capacitor module reduce, and the difficulty of combo is reduced.In addition this ultracapacitor can complete with the manufacture of current ultracapacitor production equipment, and apparatus and process is ripe, good stability.

Claims (5)

1.一种高电压超级电容器,其特征在于:包括壳体(1)、上盖(2)、卷绕电芯(5)、正极集流体、负极集流体和电解液:所述的壳体(1)为顶端开口、底端封闭的中空圆柱体;所述的上盖(2)与壳体(1)顶边密封连接,在连接处设有绝缘密封垫圈(3);所述的卷绕电芯(5)设在所述壳体(1)内,由极片与隔膜按照正极片(51)、隔膜(52)、负极片(53)、隔膜(51)的上下顺序平铺叠合,然后卷绕而成;在正负极片纵向的侧边均留有与极片长度相同的空白极耳,卷绕完成后,将卷绕电芯(5)放入壳体(1),正极耳(511)位于壳体(1)的顶端,负极耳(531)位于壳体(1)的底端;所述的正极集流体与正极耳(511)焊接,所述的负极集流体与负极耳(531)焊接;所述的电解液设在壳体(1)内部,浸润卷绕电芯(5)。 1. A high-voltage supercapacitor, characterized in that it includes a housing (1), an upper cover (2), a wound cell (5), a positive current collector, a negative current collector and an electrolyte: the housing (1) is a hollow cylinder with an open top and a closed bottom; the upper cover (2) is sealed and connected with the top edge of the casing (1), and an insulating sealing gasket (3) is provided at the connection; the coil The wound battery core (5) is arranged in the casing (1), and the pole piece and the diaphragm are stacked in the order of the positive pole piece (51), the diaphragm (52), the negative pole piece (53), and the diaphragm (51). combined, and then wound; on the longitudinal sides of the positive and negative pole pieces, there are blank lugs with the same length as the pole piece. After the winding is completed, put the wound battery core (5) into the casing (1) , the positive tab (511) is located at the top of the housing (1), and the negative tab (531) is located at the bottom of the housing (1); the positive current collector is welded to the positive tab (511), and the negative current collector It is welded with the negative electrode ear (531); the electrolyte is arranged inside the shell (1) to infiltrate the winding cell (5). 2.根据权利要求1所述的高电压超级电容器,其特征在于:所述中空圆柱体的直径60±1mm,高51±1mm。 2. The high-voltage supercapacitor according to claim 1, characterized in that: the diameter of the hollow cylinder is 60±1mm, and the height is 51±1mm. 3.根据权利要求1所述的高电压超级电容器,其特征在于:在所述上盖(2)上设有防爆阀(4)。 3. The high-voltage supercapacitor according to claim 1, characterized in that: an explosion-proof valve (4) is provided on the upper cover (2). 4.根据权利要求1所述的高电压超级电容器,其特征在于:在所述的卷绕电芯(5)的极片上涂有浆料的部位的宽度与隔膜(52)的宽度相同,卷绕时,隔膜(52)与极片涂有浆料的部位重叠。 4. The high-voltage supercapacitor according to claim 1, characterized in that: the width of the portion coated with slurry on the electrode piece of the wound cell (5) is the same as the width of the diaphragm (52), and the wound When winding, the diaphragm (52) overlaps with the electrode piece coated with slurry. 5.根据权利要求1所述的高电压超级电容器,其特征在于:所述超级电容器的容量为140~190F,电压为3.0V~3.5V。 5. The high-voltage supercapacitor according to claim 1, characterized in that: the capacity of the supercapacitor is 140-190F, and the voltage is 3.0V-3.5V.
CN201420608353.5U 2014-10-21 2014-10-21 A kind of high tension super capacitor Expired - Lifetime CN204155765U (en)

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Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108010738A (en) * 2018-01-15 2018-05-08 福建火炬电子科技股份有限公司 A kind of ultracapacitor and its production method
CN108400024A (en) * 2017-02-07 2018-08-14 东莞东阳光科研发有限公司 A kind of ultracapacitor with long service life

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108400024A (en) * 2017-02-07 2018-08-14 东莞东阳光科研发有限公司 A kind of ultracapacitor with long service life
CN108010738A (en) * 2018-01-15 2018-05-08 福建火炬电子科技股份有限公司 A kind of ultracapacitor and its production method
CN108010738B (en) * 2018-01-15 2023-10-13 福建火炬电子科技股份有限公司 Super capacitor and production method thereof

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Effective date of registration: 20200714

Address after: Room 1601, No. 1699, Zuchongzhi South Road, high tech Zone, Kunshan City, Suzhou City, Jiangsu Province

Patentee after: Kunshan Kunpeng Lijie polymer material technology Co.,Ltd.

Address before: Qixia District of Nanjing City, Jiangsu province 210000 Gan Jia Bian East 108 Hong Kong Science Park 4 Building 8 layer

Patentee before: JIANGSU JF ADVANCED TECHNOLOGIES, Inc.

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CX01 Expiry of patent term

Granted publication date: 20150211

CX01 Expiry of patent term