TW486834B - Close-type battery - Google Patents

Close-type battery Download PDF

Info

Publication number
TW486834B
TW486834B TW090108670A TW90108670A TW486834B TW 486834 B TW486834 B TW 486834B TW 090108670 A TW090108670 A TW 090108670A TW 90108670 A TW90108670 A TW 90108670A TW 486834 B TW486834 B TW 486834B
Authority
TW
Taiwan
Prior art keywords
battery
negative electrode
electrode
positive
positive electrode
Prior art date
Application number
TW090108670A
Other languages
Chinese (zh)
Inventor
Satoru Yamamura
Original Assignee
Nec Mobile Energy Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nec Mobile Energy Corp filed Critical Nec Mobile Energy Corp
Application granted granted Critical
Publication of TW486834B publication Critical patent/TW486834B/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0431Cells with wound or folded electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • Y02E60/10Energy storage using batteries
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The object of present invention is to provide a close-type battery. With present invention, it is possible to prevent the thickness of furling band and contracting band from increasing in a battery having an isolated laminar layer wound around the positive electrode and negative electrode. In a close-type battery, which is fixed by a furling band used as an isolated laminar layer wound around the positive electrode and negative electrode of a battery element, there is no furling band provided on the projecting parts along the surface direction of the conductive contracting bands attached to the positive electrode and negative electrode.

Description

486834486834

用各式各 電腦、攝 電池之鋰 非水電解 之電源的 別塗敷活 池罐内用 將捲繞體 方角型的 的機器的 無效容積 筒型之電 者薄型的 小型電子機器上,使 作為行動電話、筆記型 型化且大容量之密閉型 電解液二次電池。此些 筒型、角型的構造。 在用作小型電子機器 集電體及負極集電體分 肖隹板之捲繞體收納於電 此等之電池,運用於 之圓闾型電池和收納於 此’在直方體狀之形狀 筒形狀之電池方面會有 收納部分之厚度會使圓 題,所以,在小型、或 被採用。 樣的電池以作為其電源, 影機等的電源,係採用小 離子的二次電 '池等之非水 液二次電池,採用具有圓 鋰離子電池中,係在正極 物質之後,將捲繞介以隔 以密閉之物。 收納於圓筒型的電池罐内 電池罐内之角型電池,因 電池收納部中,由於有圓 變大之問題,或者因電池 池的直徑而受到限制之問 機器中,角型電池為廣泛 圖2為說明先前習知之電池。 圖2(A)為透視電池1的電池 正極電極分別在所規定的位也置罐 =體圖。將負極電極 帶η及正極導電束帶41::置接tf極導電 俊以製作介以隔離板積層捲Use various types of computers and batteries for lithium non-aqueous electrolytic power supplies to coat the inside of the tank. Use the volume of the square-angle type of the machine. Use a small-sized electronic device with a small volume. Mobile phone, notebook-type and large-capacity sealed electrolyte secondary battery. These cylindrical and angular structures. The battery used as the winding body of the small electronic device current collector and the negative electrode current collector sub-plate is stored in these batteries, and the round-shaped battery used in it is stored in the shape of a cuboid. As for the battery, the thickness of the accommodating part may cause problems. Therefore, it is used in a small size or a small size. The sample battery is used as a power source for the projector, a movie projector, and the like. It is a non-aqueous liquid secondary battery using a small ion secondary battery such as a battery. A circular lithium ion battery is used. Separated by closed things. Angular batteries that are stored in cylindrical battery cans, because of the problem of the circle becoming larger in the battery storage section, or because of the limitation of the battery cell diameter, angular batteries are widely used. FIG. 2 illustrates a conventional battery. Fig. 2 (A) is a perspective view of a battery in which the positive electrode of the battery 1 is seen at a predetermined position. The negative electrode belt η and the positive conductive belt 41: are connected to the tf electrode to make a laminated laminate through an insulation board.

C:\2D-mDE\90-07\90108670.ptd 第4頁 486834 五、發明說明(2) — 負極電極及正極電極之電池元件6, 不山一 收納於電池罐2内之負極導電束帶3]桩=所侍之電池兀件6 面同時道Λυ 接合於電池罐之内壁 上iU;。束接合介以絕緣性構材8設於蓋體7 蓋後,將蓋體7歲合於電池罐2之開口部, 盖脰7與電池罐2由熔接下接合。 為說明先前之電池元件之圖、侧視圖。 雷搞;^元件6,因製造由介以隔離板積層捲繞帶狀之負極 u正極電極,使捲繞體不捲繞解開,並且極 ΐ電極以介以隔離板保持密著狀態,捲繞電、、也元件^ ’猎由捲止帶1G防止纏繞的解開,件之後 但是,電池元件6,設於正極導電 丁口疋。 帶;較下形成:厚、二:電回束避 形成厚度 負極導電束帶的投影面部u中 1捲止帶10之 較厚。 甲。亥電池兀件6的厚度形成 樣構造之電池元件中’像是如果正 電束▼及負極導電束帶各別之 、疋在正極導 1有捲止帶的話,亦可以防止電置中進行 因此,在小型寬度狹小之電池牛2:大。 2行大量生產時,從正極導電束帶或者m動組f裝 了,或者捲止帶的黏貼位置之精密度的門】束:之 疋僅在負極導電束帶3及正 度^題,及像 面上存有捲止帶i。,亦要防止電池元Ή:面的投影 予度的增厚在事實 C:\2MODE\90-07\90108670. ptd 第5頁 五、發明說明(3) 上是不可能的 =池元件厚度形成較大下 的同時,及形成正極雷 母體積的容量變 ί:!ί電之特性形成不良影響之問題 會對 本發明係提供能解決該課題之電 1 一部分膨脹同時’由於電池元件厚度變薄下押:電池元件 積的充電放電容量的增加 牲亦形成每體 發明之概i 仏充電放電特性較佳。 # 11 J 5 a閉型電池’其為介以隔離板積声捲& 極及負極電極之電池元件用捲止帶固定之;::;正極電 束帶之面方向接合;;極導電束帶及負極導電 ^ L A 权〜邛上,亚無存有捲止帶。 电 又,上述密閉型電池為鋰離子電池者。 較使_.具體 、* ί t :之電池’係以檢討所配置之正極導電束帶i?备 導電ί:與捲止帶之位置,像是由於正極導電極 確看出Λ止由於此等構件之兩者間電可明 圖1係δ兒明本發明之電池之圖。 Γ二=明本發明之電池之各組成構件之展開圖。 極電極4上分別在所規定的位置藉由炫接 =導電束帶31及正極導電束帶41。負極導電束 束帶41,係以分別靠正極電極及負極電ί 之見巾田方向的纟而部之附近部分上接人。 \\3I2\2d-code\90-07\90108670.ptd 第6頁 五、發明說明(4) 極3及正極電極4介以隔離板5,介以以 隔離板/負極電極/隔離板/正極電極 向12捲繞之電池元件的製作。 斤槓層朝捲繞方 圖1 (Β)為說明所得之電池元件之側視圖。 電池元件6,藉由捲止帶〗〇被固定著,經由 :::内的導電束帶,負極導 3 導電不 ;ί:置,是指負極電極及正極電極之寬幅 並無存有捲止帶i 〇。 “的面方向之投影部 導:束帶或者負極導電束帶與捲止帶 …更且口P的存在。因此,電池元件6 同時亦可以製作厚度較薄之電池元件6。凹凸开/成較小 極ίίίΚΓ” ’正極導電束帶及負極導電束帶與正 長度形成較短…前所使 者負極電:ί=導電束”,由於正極電極或 以使接續部的阻力微T H妾邛:面積成較大之結果,可 電束#中g π力,交 例如,先前長度為35_程度之導 電束▼中,即使長度為1〇 又< 导 部的面積成較大之問題的產生:Τ 1無由於熔接之接合 發^之=導1束帶的寬度變為較大,同樣的可以達到本 5-、—程度來;替先;:4_之導電束帶利用 且接續阻力成為較小為較佳。 牙之接觸面積較大 再者#為所舉出之一例之正極導電束帶及負極導電束 486834C: \ 2D-mDE \ 90-07 \ 90108670.ptd Page 4 of 486834 V. Description of the invention (2) — Negative electrode and positive electrode of the battery element 6, a negative conductive belt that is stored in the battery can 2 3] Pile = 6 battery cells at the same time, Λυ are connected to the inner wall of the battery can iU ;. The bundle joint is provided on the lid 7 through the insulating member 8, and then the lid is 7 years old to the opening of the battery can 2. The lid 7 and the battery can 2 are joined by welding. It is a diagram and a side view for explaining a conventional battery element. Lightning; ^ Element 6, because the negative electrode u positive electrode in the form of a strip is wound by laminating a separator, so that the wound body is not unwound, and the electrode is kept in a tight state through the separator, and wound. Electricity, and also the element ^ 'hunting by the roll stop tape 1G to prevent unwinding, but after the battery element 6, the battery element 6 is provided on the positive electrode. The lower part is formed: thick, the second: electric beam avoidance formation thickness The negative surface of the negative conductive band of the projection surface u is thicker than the roll 10. A. In the battery element of the thickness-forming structure of the battery element 6, “If the positive beam ▼ and the negative conductive band are separated, and there is a winding band on the positive lead 1, it can also prevent the electrical installation from proceeding. , In the small and narrow battery Niu 2: large. For mass production in 2 rows, install the gate from the positive conductive belt or the m moving group f, or roll the tape to the precision position of the sticking position] beam: 束 only in the negative conductive belt 3 and positive ^, and A roll stop tape i is stored on the image surface. It is also necessary to prevent the battery element from increasing: the projection of the surface is thickened in the fact C: \ 2MODE \ 90-07 \ 90108670. Ptd Page 5 V. Description of the invention (3) is not possible = the thickness of the cell element is formed At the same time, the capacity of the positive thunder volume will become larger: the problem of the adverse effects of the characteristics of electricity will provide the present invention to solve the problem of electricity 1 part of the expansion while 'because the thickness of the battery element becomes thinner Charge: The increase in the charge and discharge capacity of the battery element also forms the general principle of each invention. 仏 The charge and discharge characteristics are better. # 11 J 5 a closed battery 'It is a battery element with sound insulation coil & electrode and negative electrode interposed by a rolling stop tape through a separator; The belt and the negative electrode are conductive ^ LA right ~ 邛, there is no roll stop tape. The sealed battery is a lithium-ion battery. More specifically, * ί t: the battery is to review the configuration of the positive conductive belt i? Prepared conductive ί: and the position of the roll stop tape, as if the positive electrode did indeed see Λ stop due to these The electricity between the two components can be clearly shown in Figure 1 which is a diagram of the battery of the present invention. Γ2 = Exploded view of each component of the battery of the present invention. The electrode 4 is connected to the conductive belt 31 and the positive conductive belt 41 at predetermined positions, respectively. Negative conductive beam The strap 41 is connected to the vicinity of the anode electrode and the negative electrode, respectively, in the vicinity of the paddle. \\ 3I2 \ 2d-code \ 90-07 \ 90108670.ptd Page 6 V. Description of the invention (4) The electrode 3 and the positive electrode 4 are separated by the separator 5 and the separator / negative electrode / isolator / positive Fabrication of battery elements with electrodes wound around 12 The bar layer faces the winding direction. Fig. 1 (B) is a side view illustrating the obtained battery element. The battery element 6 is fixed by a rolling stop tape. The conductive tape is used to pass through the negative electrode 3, and the negative electrode 3 is not conductive. Ί: means that the width of the negative electrode and the positive electrode is not stored. Stop band i 〇. "The projection part guide in the plane direction: the belt or the negative conductive belt and the roll stop tape ... and the existence of the opening P. Therefore, the battery element 6 can also be made into a thin battery element 6. At the same time, the concave and convex小 极 ίίίΚΓ ”'The positive electrode conductive belt and the negative electrode conductive belt are shorter than the positive length ... the former negative electrode: ί = conductive beam”, because the positive electrode or the resistance of the connection part is slightly TH 妾 邛: the area becomes The larger the result, the g π force in the electric beam # can be crossed. For example, in the previous conductive beam ▼ with a length of 35 °, even if the length is 10, the area of the guide becomes larger: Τ 1 no due to the welding of the welding ^ of = the width of the guide 1 band becomes larger, the same can reach the 5-,-degree; instead; the 4_ of the conductive band is used and the connection resistance becomes smaller The tooth has a larger contact area, and ## is an example of the positive conductive belt and the negative conductive belt 486834.

486834486834

C:\2D-CODE\90-07\90108670.ptd 第9頁 486834 圖式簡單說明 圖1 (A )、( B)為說明本發明之電池之圖。 圖2為說明先前之電池之圖。 圖3為說明先前之電池元件之圖、侧視圖。 第10頁 \\312\2d-code\90-07\90108670.ptdC: \ 2D-CODE \ 90-07 \ 90108670.ptd Page 9 486834 Brief Description of Drawings Figures 1 (A) and (B) are diagrams illustrating the battery of the present invention. FIG. 2 is a diagram illustrating a conventional battery. Fig. 3 is a diagram and a side view illustrating a conventional battery element. Page 10 \\ 312 \ 2d-code \ 90-07 \ 90108670.ptd

Claims (1)

486834 六、申請專利範圍 1. 一種密閉型電池,其為介以隔離板積層捲繞正極電極 及負極電極之電池元件用捲止帶固定之密閉型電池中,其 特徵為: 在正極電極或負極電極上接合之正極導電束帶及負極導 電束帶之面方向的投影部上’並無存有捲止帶。 2. 如申請專利範圍第1項之密閉型電池,其中,該密閉 型電池為鋰離子電池者。486834 6. Scope of patent application 1. A sealed battery, which is a sealed battery in which a positive electrode and a negative electrode are laminated with a separator, and a battery cell is fixed with a rolling stop tape, which is characterized in that: the positive electrode or the negative electrode There is no roll-up tape on the projection portion of the positive conductive band and the negative conductive band that are bonded to the electrodes in the plane direction. 2. For the sealed battery of item 1 of the patent application scope, wherein the sealed battery is a lithium-ion battery. C:\2D-CODE\90-07\90108670.ptd 第 11 頁C: \ 2D-CODE \ 90-07 \ 90108670.ptd page 11
TW090108670A 2000-04-18 2001-04-11 Close-type battery TW486834B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000116805A JP2001307759A (en) 2000-04-18 2000-04-18 Sealed battery

Publications (1)

Publication Number Publication Date
TW486834B true TW486834B (en) 2002-05-11

Family

ID=18628216

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090108670A TW486834B (en) 2000-04-18 2001-04-11 Close-type battery

Country Status (4)

Country Link
JP (1) JP2001307759A (en)
KR (1) KR20010098651A (en)
CN (1) CN1318875A (en)
TW (1) TW486834B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100813829B1 (en) * 2001-12-22 2008-03-17 삼성에스디아이 주식회사 Electrode jelly-roll for secondary cell
KR100898070B1 (en) * 2002-09-25 2009-05-18 삼성에스디아이 주식회사 Lithium secondary battery
KR101201001B1 (en) 2008-08-06 2012-11-13 삼성에스디아이 주식회사 Secondary battery

Also Published As

Publication number Publication date
JP2001307759A (en) 2001-11-02
CN1318875A (en) 2001-10-24
KR20010098651A (en) 2001-11-08

Similar Documents

Publication Publication Date Title
US7585589B2 (en) Pouch-type lithium secondary battery
JP6339592B2 (en) Battery cell including step structure
EP3416225B1 (en) Electrode assembly and manufacturing method therefor
KR20040074507A (en) Jelly-roll type battery unit and winding method thereof and lithum secondary battery using the same
US20090297946A1 (en) Soft Packaged And High Capacity Lithium Ion Battery And The Manufacture Method Of The Same
JP2009110928A (en) Electrode assembly and secondary battery using this
JP2010161066A (en) Pouch lithium secondary battery
US20180233771A1 (en) Power storage device
JP5699955B2 (en) Power storage device and vehicle
KR100966604B1 (en) Electrode assembly and secondary battery using the same
KR20120040447A (en) Secondary battery of improved insulating properties
JP3970837B2 (en) Electrode assembly and secondary battery using the same
US10135089B2 (en) Battery cell of vertically stacked structure
JP2000149885A (en) Battery
TW486834B (en) Close-type battery
JP2022552587A (en) Secondary batteries and devices containing them
KR20220030627A (en) Secondary battery and device including the same
JP2021534561A (en) Secondary battery manufacturing equipment and method
JP6970912B2 (en) A power storage element and a power storage device including a power storage element
JP7373134B2 (en) Manufacturing method of energy storage element and energy storage element
JP6738565B2 (en) Electric storage element and method for manufacturing electric storage element
KR100591435B1 (en) Can-type Lithium-ion Secondary Battery
JP6657565B2 (en) Storage element
KR20220000639A (en) Electrode assembly and manufacturing method of the same
JP7096991B2 (en) Power storage element and manufacturing method of power storage element

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent