JP7596546B2 - 電池セル、電池、電力消費装置、電池セルの製造方法及び機器 - Google Patents
電池セル、電池、電力消費装置、電池セルの製造方法及び機器 Download PDFInfo
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Description
S200.電極アセンブリ13を提供し、電極アセンブリ13は、本体132と第一のタブ131とを含み、第一のタブ131は、本体132の壁部11aに近い端に形成され、
S300.集電部品14を提供し、集電部品14を第一のタブ131に接続し、
S400.熱収縮膜15を提供し、熱収縮膜15を電極アセンブリ13に外嵌し、
S500.熱収縮膜15を加熱して収縮させ、熱収縮膜15の少なくとも一部に集電部品14を被覆させ、
S600.電極アセンブリ13と熱収縮膜15で被覆された集電部品14をハウジング11に入れ、集電部品14の熱収縮膜15で被覆された側を壁部11aに向けることで、集電部品14と壁部11aとを絶縁して隔離し、
S700.集電部品14を電極端子12に接続する。
11 ハウジング
11a 壁部
111 ケース
1111 底壁
1112 側壁
112 エンドキャップ
12 電極端子
121 絶縁部材
1211 弾性層
122 第二の凸部
13 電極アセンブリ
131 第一のタブ
132 本体
133 第二のタブ
14 集電部品
141 第一の凸部
142 段差領域
15 熱収縮膜
151 第一の部分
152 第二の部分
153 第三の部分
20 筐体
21 第一のサブ筐体
22 第二のサブ筐体
100 電池
200 コントローラ
300 モータ
1000 車両
2000 電池セルの製造機器
2100 第一の提供装置
2200 第二の提供装置
2300 第三の提供装置
2400 第四の提供装置
2500 第一の組み立て装置
2600 加熱装置
2700 第二の組み立て装置
2800 第三の組み立て装置
Claims (13)
- 電池セルであって、
壁部を含むハウジングと、
前記壁部に絶縁して取り付けられる電極端子と、
電極アセンブリであって、前記ハウジング内に設置され、本体と第一のタブとを含み、前記第一のタブは、前記本体の前記壁部に近い端に形成される電極アセンブリと、
前記電極アセンブリと前記壁部との間に設置され、前記第一のタブと前記電極端子とを接続するための集電部品と、
少なくとも一部が前記集電部品の前記壁部に向かう側を被覆することで、前記集電部品と前記壁部とを絶縁して隔離する熱収縮膜とを含み、
一部の前記熱収縮膜が前記電極端子と前記集電部品との間に伸び込み、前記電極端子と前記集電部品により前記熱収縮膜を挟持し且つ圧着する、電池セル。 - 前記熱収縮膜と前記壁部との間に隙間がある、請求項1に記載の電池セル。
- 前記熱収縮膜は、一体成形される第一の部分と第二の部分とを含み、前記第一の部分は、前記集電部品の前記壁部に向かう側を被覆し、前記第二の部分は、前記第一のタブの外周面を被覆する、請求項1又は2に記載の電池セル。
- 前記集電部品は、円盤状を呈し、前記集電部品の直径が前記第一のタブの直径よりも小さく、前記集電部品のエッジと前記第一のタブの外周面との間に段差領域が形成され、前記熱収縮膜は、前記段差領域を被覆する、請求項3に記載の電池セル。
- 前記熱収縮膜は、第三の部分をさらに含み、前記第三の部分は、前記本体の外周面を被覆し、前記第三の部分と前記第二の部分とは、一体成形される、請求項3に記載の電池セル。
- 前記電極アセンブリは、極板とセパレータを捲回してなり、前記電池セルは、テープをさらに含み、前記テープは、前記本体の外周面に接着され且つ前記極板及び/又は前記セパレータの捲回終了端を固定し、前記第三の部分は、前記テープと重ならない、請求項5に記載の電池セル。
- 前記電池セルは、弾性層をさらに含み、前記弾性層は、前記壁部と前記熱収縮膜との間に設置され、前記弾性層は、前記電極アセンブリに前記電極アセンブリの軸方向に沿う弾性力を印加するために用いられる、請求項1から6のいずれか1項に記載の電池セル。
- 前記電極アセンブリは、第二のタブをさらに含み、前記第二のタブは、前記本体の前記壁部から離れた端に形成され、前記第二のタブは、前記第一のタブと極性が逆であり、前記第二のタブは、前記ハウジングに電気的に接続される、請求項1から7のいずれか1項に記載の電池セル。
- 前記ハウジングは、ケースとエンドキャップとを含み、前記ケースは、底壁と側壁とを含み、前記側壁は、前記底壁の周囲に周設され、前記側壁の一端は、前記底壁に接続され、前記側壁の他端は、前記底壁に対向する開口となるように囲んでおり、前記エンドキャップは、前記開口を覆い、前記壁部は、前記底壁又は前記エンドキャップである、請求項1から8のいずれか1項に記載の電池セル。
- 電池であって、請求項1から9のいずれか1項に記載の電池セルを含む、電池。
- 電力消費装置であって、請求項10に記載の電池を含み、前記電池は、電気エネルギーを提供するために用いられる、電力消費装置。
- 電池セルの製造方法であって、
ハウジングと電極端子を提供することであって、前記ハウジングは、壁部を含み、前記電極端子は、前記壁部に絶縁して取り付けられることと、
電極アセンブリを提供することであって、前記電極アセンブリは、本体と第一のタブとを含み、前記第一のタブは、前記本体の前記壁部に近い端に形成されることと、
集電部品を提供し、前記集電部品を前記第一のタブに接続することと、
熱収縮膜を提供し、前記熱収縮膜を前記電極アセンブリに外嵌することと、
前記熱収縮膜を加熱して収縮させ、前記熱収縮膜の少なくとも一部に前記集電部品を被覆させることと、
前記電極アセンブリと前記熱収縮膜で被覆された前記集電部品を前記ハウジングに入れ、前記集電部品の前記熱収縮膜で被覆された側を前記壁部に向けることで、前記集電部品と前記壁部とを絶縁して隔離することと、
前記集電部品を前記電極端子に接続することとを含み、
一部の前記熱収縮膜が前記電極端子と前記集電部品との間に伸び込み、前記電極端子と前記集電部品により前記熱収縮膜を挟持し且つ圧着する、電池セルの製造方法。 - 電池セルの製造機器であって、
ハウジングと電極端子を提供するための第一の提供装置であって、前記ハウジングは、壁部を含み、前記電極端子は、前記壁部に絶縁して取り付けられる第一の提供装置と、
電極アセンブリを提供するための第二の提供装置であって、前記電極アセンブリは、本体と第一のタブとを含み、前記第一のタブは、前記本体の前記壁部に近い端に形成される第二の提供装置と、
集電部品を提供するための第三の提供装置と、
熱収縮膜を提供し、前記熱収縮膜を前記電極アセンブリに外嵌するための第四の提供装置と、
前記集電部品を前記第一のタブに接続するための第一の組み立て装置と、
前記熱収縮膜を加熱して収縮させ、前記熱収縮膜の少なくとも一部に前記集電部品を被覆させるための加熱装置と、
前記電極アセンブリと前記熱収縮膜で被覆された前記集電部品を前記ハウジングに入れ、前記集電部品の前記熱収縮膜で被覆された側を前記壁部に向けることで、前記集電部品と前記壁部とを絶縁して隔離するための第二の組み立て装置と、
前記集電部品を前記電極端子に接続するための第三の組み立て装置とを含み、
一部の前記熱収縮膜が前記電極端子と前記集電部品との間に伸び込み、前記電極端子と前記集電部品により前記熱収縮膜を挟持し且つ圧着する、電池セルの製造機器。
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| CN219498134U (zh) * | 2023-03-10 | 2023-08-08 | 远景动力技术(江苏)有限公司 | 一种电芯和包含该电芯的用电装置 |
| CN116683128B (zh) * | 2023-08-03 | 2023-11-14 | 宁德时代新能源科技股份有限公司 | 电池单体、电池和用电设备 |
| CN116914279A (zh) * | 2023-09-14 | 2023-10-20 | 宁德时代新能源科技股份有限公司 | 电池单体、电池及用电装置 |
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| WO2025184794A1 (zh) * | 2024-03-05 | 2025-09-12 | 宁德时代新能源科技股份有限公司 | 电池单体、电池及用电设备 |
| KR20250150775A (ko) * | 2024-04-12 | 2025-10-21 | 삼성에스디아이 주식회사 | 이차 전지 |
| CN120933615A (zh) * | 2024-05-08 | 2025-11-11 | 创科无线普通合伙 | 一种带有绝缘组件的圆柱形电池 |
| WO2026025369A1 (zh) * | 2024-07-31 | 2026-02-05 | 宁德时代新能源科技股份有限公司 | 电池单体、电池装置及用电装置 |
| CN223079222U (zh) * | 2024-08-30 | 2025-07-08 | 株式会社Aesc日本 | 二次电池、电池组及电子装置 |
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