200805739 九、發明說明·· 【發明所屬之技術領域】 一種二次電池之電池罐結構’主要是指二次電池的 電池罐的端口封閉及組設結構設計。 【先前技術】200805739 IX. INSTRUCTION DESCRIPTION OF THE INVENTION [Technical Field of the Invention] A battery can structure of a secondary battery is mainly referred to as a port closure and an assembly structure design of a battery can of a secondary battery. [Prior Art]
習知二次電池的結構組成，請參閱第1圖所示，此為 美國專利第5849431號，主要係於一中空的罐體1〇内容設 有一極卷11、一中心棒U、複數個導電柄13、二電池端子 14、二螺帽15及二端蓋16所構成；其中，該極卷丨丨係一圈 圈捲繞於中心棒12外周側，自極卷丨丨引出的複數個導電柄 13係焊接於電池端子14的外端侧，並以該電池端子的端 部螺桿141穿設過電池端蓋16的穿孔161後，再透過該螺帽 15的鎖設於螺桿141上，藉使電池端刊與端㈣之間得 以緊迫抵合；最後，將二端蓋16與罐體1〇的上、下端口如 2蓋合後’透過雷射焊接方式，令該二端紐與罐體_ 射惶的是’該三端蓋與該罐體的結合，係透過雷 程，式使兩者—體連結者，雷射焊接的設備及加工過 二：員相當精密準確，否則該二端蓋與該罐體之間，容 有肉眼無法察覺的缝隙，該缝隙會導致電池内部的電 6 200805739For the structural composition of the conventional secondary battery, please refer to FIG. 1 , which is a U.S. Patent No. 5,847,431, which is mainly used in a hollow can body. The content of the hollow body is provided with a pole roll 11, a center rod U, and a plurality of conductive materials. The handle 13 and the two battery terminals 14, the second nut 15 and the two end caps 16 are formed; wherein the coil is wound around the outer circumference side of the center rod 12, and the plurality of conductive wires are drawn from the pole coil The shank 13 is welded to the outer end side of the battery terminal 14 and penetrates the through hole 161 of the battery end cover 16 with the end screw 141 of the battery terminal, and then is locked to the screw 141 through the nut 15 and borrowed from the screw 141. The battery end is tightly pressed between the end and the end (four); finally, the two end caps 16 are closed with the upper and lower ports of the tank 1 如, such as 2, through the laser welding method, so that the two end cans and cans Body _ is the combination of the three-end cover and the tank, through the lightning process, the two-body connection, the laser welding equipment and the processing two: the staff is quite precise and accurate, otherwise the second Between the end cap and the can body, there is a gap that is invisible to the naked eye, and the gap will cause electricity inside the battery 6 2008 05739
解液滲漏外流，造成電池無法恢復重轉問題； 再者，習知以雷射焊接’料顧與封蓋的社人技 術時’該龍與罐體結合後即無法將該龍與罐體^ 傷时離，導致電池_部構件要進行維修或回收再= 用％，均必需破壞罐體與封蓋方得以取出内部構件’顯 鮮利於產業界的電池維修作#進行；經過以上說明， 顯然傳統二次電池的罐體及端蓋結構設計，並無法符合 產業界的謂需求’且碰發展瓶頸，而有進—、 革新突破的必要。 乂 口以 【發明内容】 —本發明之主要目的，本發明特別於該罐體的環壁 稷數個螺孔，於封蓋上則設有複數個穿孔，進行封蓋 體端口的封·合作業時，可將封蓋直接蓋設於罐體的斤 :處’且令闕孔與穿孔姆應，並直__自封蓋的而 穿孔螺鎖穿設於螺孔，藉使該封蓋與該罐體端口得以封閉 齡，過程中’料需傳統的雷射焊接作業，對於產轉 而言，可大幅節省作業成本。 /、" 本發明之另一目的，對於電池產業界而言，若電池内 部的構件要精_或时時，魏树_結構設計， 僅需將螺雜鬆並㈣蓋取出，柯在無損餘何構件的 情況下’進行内部構件維修或取出内部構件再利用。 200805739 【實施方式】 關於本發明為達成上述目的，所採用之技術、手段及 功效’兹舉-較佳可行實施例並配合圖式詳細說明如后； 首先，請配合參閱第2、3圖所示，本發明實施例所提供之 -種二次電池之電池罐結構’該電池罐係作為電池組件組 配容置者，主要於一罐體的端部開設有—端口，並於該端 • 口上以一封蓋蓋設並透過螺絲鎖設結合所構成者；其中： 該罐肢20，為一中空結構一端成型有一端口μ，另端 則成型為一罐底22結構，該罐底22於端面開設有一穿槽 221 ;該罐體2〇内部可供電池組件，例如··極卷丨〗、中心 棒12、電池端子14及螺帽15所組設容置，且該電池端子μ 可自該罐底22的穿槽221穿出；該罐體2〇於端口21的外周 緣則成型有一環壁23，並於該環壁23的端面上環狀分布設 • 有複數個螺孔231結構； 該封蓋30，於端面上開設有一穿槽31，提供作為電池 組件中的電池端子14可自該穿槽31伸出，並透過螺帽”鎖 设迫緊該電池端子14與封蓋3〇 ;該端面於外周緣處開設有 複數個穿孔32 ;該封蓋30係蓋設於該罐體2〇的端口21，且 令該封蓋30的穿孔32與該罐體2〇的螺孔231相對應； 該螺絲40，係自封蓋30的各穿孔32穿設並與罐體2〇的 • 螺孔231鎖設，使該封獅與該職20緊密結合而成電池 8 200805739 以上所述即為本發明電池罐的結構組成及構件組配 關係位置，本發明不僅結構設計相當精簡，且該罐體與該 封蓋進行_結合時，衫f透補密的雷麟接作業， 即可使雜讀該罐體㈣結合；紐其使綠態詳細說 明如下： 明k苓閱第2、3圖所示，本發明於該罐體2〇的環壁23 上環狀佈設有複數_孔231，於封細上則設有複數個 牙孔32，進行電池構件設置及封蓋3〇與罐體端口 ？！的封 閉盍合作業時，可將組設完成的極卷丨】等電池構件自端口 21設置於罐體2_部，且令-端的電池端子14端部自罐體 20的穿槽221穿出，接著，可將封蓋3〇直接蓋設於罐體洲 的端口21處，且令該螺孔231與穿孔32相對應，並直接以 螺絲40自封蓋30的穿孔32螺鎖穿設於螺孔231，藉使該封 盍30與該罐體20端口 21得以封閉結合，其中電池另一端的 電池端子14係自封蓋30的穿槽31穿出，過程中，並不需傳 統的雷射焊接作業或複雜的精密作業，對於產業界而古， 可大幅節省作業成本； 值得一提者是，實務上，為確保罐體20與封蓋3〇透過 螺絲40進行螺鎖結合後，其密封性良好，可於環壁23端面 上，配設有一防漏墊片501，藉使罐體2〇的端口21與封蓋 200805739 30螺鎖結合後’該賴_環翅無漏塾㈣丨及封蓋 30内壁面形成緊密的抵壓狀態，而達成密封，此外，可於 螺帽15與封蓋_穿類之間及罐底22的穿槽221處亦配 設有-防漏墊片5G2，俾可透過該防漏墊片5()2於螺帽15與 封盍30構底22較迫緊後，作為穿槽221 31與螺巾fl5間 的氣雄，再者，亦可於環壁23上，塗佈有密封膠，使封蓋 30與罐體20完成鎖設結合後，透聰_使封蓋％與罐體 20確保密封； 此外，請參閱第4圖所示，此為延用第3圖的罐體配合 一具環牆的封蓋而構成的電池罐結構，其中，該罐體2〇a 為-中空結構-端成型有—端a21a，另端則成型為一罐 底22a結構，該罐底22a於端面開設有一穿槽221&，供該電 池端子14自該穿槽221a穿出；該罐體2〇a於端口21a的外周 緣則成型有-環壁23a，並於該環壁23a的端面上環狀分布 。又有心數個螺孔231a結構；該封蓋咖於端面周側軸向延 设有一裱牆33，並於該環牆33的外壁周緣徑向延設有一連 、、、。土 34並於该連結壁34的端面環狀分布設有複數個穿孔 32a ;藉此，該封蓋3〇a得以蓋設於該罐體2〇a的端口“a， 令該封蓋30a的穿孔32a與該罐體2〇a的螺孔231a對應，俾 可透過螺絲40a自封蓋3〇a的穿孔32a穿設過罐體施的螺 孔231a，使封蓋30a與罐體2〇a緊密結合構成電池罐，且該 10 200805739 罐底22a及封盖30a的穿槽221a 31a則分別可供電池組件伸 出。 本發明除了可如前述者，透過一封蓋與罐體進行結合 的結構型悲之外，請參閱第5圖所示，此為本發明透過二 封蓋與罐體進行結合的結構型態，其中，該罐體2〇b的二 端邛分別各成型有一端口2ib，該端口 2ib的外周緣成型有 φ 一％壁231)，並於該環壁23b的端面上環狀分布設有複數個 螺孔231b結構；該二封蓋3〇b於端面上開設有一穿槽3化， 提供作為電池組件中的電池端子14可自該穿槽31b伸出， • 並透過螺帽15鎖設迫緊該電池端子14與封蓋30b，該端面 ▼ 於外周緣處開設有複數個穿孔32b ;藉此，該二封蓋3〇b得 以分別蓋設於該罐體201)的二端口21b，令該封蓋3〇b端面 的各穿孔32b與該罐體2〇b的螺孔231b相對應，並以螺絲 • 40b自封蓋30b的各穿孔32b穿設並與罐體2〇b的螺孔231b 穿鎖設，使該封蓋301)與該罐體2〇b緊密結合而成電池罐。 值得注意的是，對於電池產業界而言，若電池内部 的構件要進行維修或回收時，透過本發明的結構設計， 僅需將螺絲旋鬆並將封蓋取出，即可在無損傷任何構件 的情況下，進行内部構件維修或取出内部構件再利用， 就連罐體本身都可回收使用，此躲電池產業界而言， 實在是一大突破。 11 200805739 【圖式簡單說明】 第1圖係美國專利第5849431號之習知一 a 局部剖視示意圖。 人鋰電池結構 第2圖係本發明結構立體分解圖。 第3圖係本發明結構的結合剖視圖。 而構成電池罐The solution leaks out of the flow, causing the battery to fail to recover the problem of re-transfer; in addition, it is customary to use laser welding to 'receive and cover the technology of the person'. When the dragon is combined with the tank, the dragon and the tank cannot be ^ When the injury is caused, the battery _ components will be repaired or recycled. If the % is used, it is necessary to destroy the tank and the cover to remove the internal components, which is good for the battery maintenance of the industry. After the above, Obviously, the design of the tank and end cap structure of the traditional secondary battery cannot meet the requirements of the industry, and it is necessary to enter the bottleneck of development, and there is a breakthrough in innovation. The present invention is directed to a plurality of screw holes in the ring wall of the can body, and a plurality of perforations are provided on the cover to seal and cooperate the capping port. In the industry, the cover can be directly placed on the body of the tank: and the pupil and the perforation should be straightened, and the perforated screw is inserted through the screw hole, so that the cover is The tank port can be closed for a long period of time, and the conventional laser welding operation is required in the process, which can greatly save the operation cost for the production and rotation. /, " Another object of the present invention, for the battery industry, if the internal components of the battery should be fine _ or time, Wei Shu _ structural design, only need to take the snail and (4) cover, Ke is not damaged In the case of any other components, 'repair internal components or take out internal components for reuse. 200805739 [Embodiment] The present invention has been made in view of the above-mentioned objects, and the preferred embodiments are described in detail with reference to the drawings. First, please refer to Figures 2 and 3. The battery can structure of the secondary battery provided by the embodiment of the present invention is a battery pack assembly, and is mainly provided at the end of a can body, and is at the end. The mouth is covered by a cover and is combined by a screw lock; wherein: the can body 20 has a port μ formed at one end of a hollow structure, and the other end is formed into a can bottom 22 structure. A groove 221 is defined in the end surface; the inside of the can body 2 can be assembled by a battery component, such as a pole roll, a center bar 12, a battery terminal 14 and a nut 15, and the battery terminal μ can be self-contained. The through hole 221 of the bottom 22 of the can bottom 22 is formed; the can body 2 is formed with a ring wall 23 at the outer periphery of the port 21, and is annularly distributed on the end surface of the ring wall 23. • a plurality of screw holes 231 structure The cover 30 has a slot 31 formed in the end surface thereof The battery terminal 14 in the battery assembly can extend from the through slot 31 and be locked by the nut to lock the battery terminal 14 and the cover 3; the end surface is provided with a plurality of through holes 32 at the outer periphery; The cover 30 is disposed on the port 21 of the can body 2, and the through hole 32 of the cover 30 corresponds to the screw hole 231 of the can body 2; the screw 40 is the perforation 32 of the cover 30. The screw hole 231 which is worn and locked with the tank body is locked, so that the lion is closely combined with the job 20 to form a battery. 8 200805739 The above is the structural composition and component assembly relationship position of the battery can of the present invention. The invention not only has a relatively simple structural design, but also when the can body is combined with the cover, the shirt f is permeable and the lining is connected, so that the miscellaneous reading of the can body (4) can be combined; As shown in the following FIGS. 2 and 3, in the present invention, a plurality of holes 231 are annularly arranged on the ring wall 23 of the can body 2, and a plurality of holes 32 are provided on the seal. When the battery component is set up and the cover is closed and the tank port is closed, the assembly can be completed. The member is disposed from the port 21 at the portion of the can body 2, and the end of the battery terminal 14 at the end is pierced from the through slot 221 of the can body 20. Then, the cover 3〇 can be directly placed on the port 21 of the can body. And the screw hole 231 is corresponding to the through hole 32, and is directly screwed through the through hole 32 of the sealing cover 30 by the screw 40 to the screw hole 231, so that the sealing plate 30 is closed with the port 21 of the can body 20. The battery terminal 14 at the other end of the battery is out of the slot 31 of the cover 30. In the process, conventional laser welding operations or complicated precision operations are not required, and the operating cost can be greatly saved for the industry; It is worth mentioning that, in practice, in order to ensure that the can body 20 and the cover 3 螺 are screw-locked by the screw 40, the sealing property is good, and a leak-proof gasket 501 can be disposed on the end surface of the ring wall 23, After the port 21 of the can body 2 is screwed with the cover 200805739 30, the inner wall of the cover ring 30 is not tightly sealed, and the inner wall surface of the cover 30 is tightly pressed to achieve a seal, and further, The nut 15 is also disposed between the cover 15 and the through hole 221 of the can bottom 22 - a leakage preventing gasket 5G2俾 俾 俾 该 该 该 该 该 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 螺 221 221 221 221 221 221 221 221 221 221 221 221 221 221 221 fl 221 fl fl fl fl fl fl fl fl 23, coated with a sealant, so that after the cover 30 and the can body 20 are locked and locked, the cover is sealed with the can body 20; and, as shown in Fig. 4, this is a delay. The battery can structure constructed by the can body of FIG. 3 is matched with a cover of a ring wall, wherein the can body 2〇a is a hollow structure-end formed with an end a21a, and the other end is formed into a can bottom. a structure of 22a, the bottom 22a of the can bottom defines a through hole 221&; for the battery terminal 14 to pass through the through hole 221a; the can body 2〇a is formed with a ring wall 23a at the outer periphery of the port 21a, and The annular wall 23a is annularly distributed on the end surface of the ring wall 23a. Further, the core has a plurality of screw holes 231a; the cover has a wall 33 extending axially on the peripheral side of the end face, and a plurality of joints, and are radially extended on the outer periphery of the ring wall 33. And a plurality of perforations 32a are annularly distributed on the end surface of the connecting wall 34; thereby, the cover 3〇a is covered on the port “a of the can body 2〇a, so that the cover 30a is The through hole 32a corresponds to the screw hole 231a of the can body 2〇a, and the through hole 32a of the can body is pierced through the through hole 32a of the cover 3〇a through the screw 40a, so that the cover 30a is close to the can body 2〇a In combination with the battery can, the 10 200805739 can bottom 22a and the through hole 221a 31a of the cover 30a are respectively allowed to protrude from the battery assembly. The present invention can be combined with the can body through a cover as described above. In addition to the sorrow, please refer to FIG. 5, which is a structural form of the present invention in which the two caps are combined with the can body, wherein the two end jaws of the can body 2〇b are respectively formed with a port 2ib, which The outer periphery of the port 2ib is formed with a φ-% wall 231), and a plurality of screw holes 231b are annularly distributed on the end surface of the ring wall 23b; the two covers 3〇b have a slot 3 formed in the end surface. The battery terminal 14 provided as a battery assembly can be extended from the through slot 31b, and is locked by the nut 15 to tighten the power. The terminal 14 and the cover 30b are provided with a plurality of perforations 32b at the outer periphery; thereby, the two covers 3b are respectively disposed on the two ports 21b of the can 201), so that the cover Each of the perforations 32b of the 3〇b end face corresponds to the screw hole 231b of the can body 2〇b, and is pierced by the respective holes 32b of the cap 30b by screws 40b and is locked with the screw holes 231b of the can body 2〇b The cover 301) is closely combined with the can body 2〇b to form a battery can. It is worth noting that, for the battery industry, if the internal components of the battery are to be repaired or recycled, the structure of the present invention is passed. Design, only need to loosen the screw and take out the cover, you can repair the internal components or take out the internal components without any damage to the components, even the tank itself can be recycled, this battery industry In the context of the world, it is a big breakthrough. 11 200805739 [Simplified illustration of the drawings] Figure 1 is a partial cross-sectional view of a conventional example of U.S. Patent No. 5,849,431. Human Lithium Battery Structure Figure 2 is a three-dimensional decomposition of the structure of the present invention. Figure 3 is a combined cross-sectional view of the structure of the present invention. Figure. And constitute a battery can
第4圖係本發明罐體配合一具環牆封蓋 結合剖視不意圖。 第5圖係本發卿體配合二封蓋構成電池罐的結合剖 視示意圖。 【主要元件符號說明】 10罐體 101 端口 11極卷 12中心棒 13導電柄 14電池端子 141螺桿 15螺帽 16端蓋 161穿孔 20 20a 2Qb罐體 21 21a 21b 端口 22 22a罐底 221 221a 穿槽 23 23a 23b環壁 231 231a 231b螺孔 30 30a 30b封蓋 31 31a 31b穿槽 32 32a 32b穿孔 33環牆 34連結壁 40 40a 40b螺絲 12 200805739 5 0 2防漏塾片 501Figure 4 is a cross-sectional view of the can body of the present invention in combination with a cross-sectional view. Fig. 5 is a schematic cross-sectional view showing the combination of the present invention and the second cover to form a battery can. [Main component symbol description] 10 can body 101 port 11 pole roll 12 center bar 13 conductive handle 14 battery terminal 141 screw 15 nut 16 end cover 161 perforation 20 20a 2Qb can body 21 21a 21b port 22 22a can bottom 221 221a through slot 23 23a 23b ring wall 231 231a 231b screw hole 30 30a 30b cover 31 31a 31b through slot 32 32a 32b perforation 33 ring wall 34 connecting wall 40 40a 40b screw 12 200805739 5 0 2 leak-proof 501 501
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