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1. 发明专利

JP2014149929A Power storage module 有权
标题翻译：电源存储模块
公开(公告)号：JP2014149929A
公开(公告)日：2014-08-21
申请号：JP2013016484
申请日：2013-01-31
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： AIZAWA YASUYUKI
IPC分类号： H01M10/60 , H01G2/04 , H01G2/08 , H01G9/26 , H01M2/10
摘要： PROBLEM TO BE SOLVED: To prevent the shape of a passage in which a refrigerant flows from changing due to deformation of a power storage element such as an electric cell thereby inhibiting the aging deterioration of a coolant pipe forming the refrigerant passage and maintaining the cooling capability over a long period.SOLUTION: A power storage module 10 includes a battery pack 100 where multiple electric cells 101 are electrically connected. The power storage module 10 includes: a metal cooling pipe 180 forming a passage in which a refrigerant flows; and a heat transfer plate 170 having recessed parts 172 which hold the cooling pipe 180 and protruding parts 173 thermally connected with the electric cells 101. Each cooling pipe 180 has a pipe heat transfer part that is thermally connected with the electric cells 101 without disposing the heat transfer plate 170 therebetween.
摘要翻译：要解决的问题：为了防止制冷剂由于诸如电池等蓄电元件的变形而流动的通道的形状，从而抑制形成制冷剂通道的冷却剂管道的老化劣化并保持冷却能力电力储存模块10包括多个电池101电连接的电池组100。蓄电模块10包括：形成制冷剂流过的通路的金属冷却管180; 以及具有保持冷却管180的凹部172和与电池单元101热连接的突出部173的传热板170.各冷却管180具有与电池101热连接的配管传热部，传热板170。

2. 发明专利

JP2014103125A Square secondary battery 有权
标题翻译：方形二次电池
公开(公告)号：JP2014103125A
公开(公告)日：2014-06-05
申请号：JP2014019958
申请日：2014-02-05
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： KAJIWARA KOICHI , OGUCHI YUTO , TOIZONO TAKESHI , EGAWA HIROAKI
IPC分类号： H01M2/04
摘要： PROBLEM TO BE SOLVED: To obtain a square secondary battery in which mixing of a metallic foreign matter into a battery due to sputtering is prevented when welding a battery can (1) and a lid (6).SOLUTION: A square secondary battery (C1) has a square battery can (1), and a battery lid (6) for sealing the opening (1a) of the battery can (1). The battery lid (6) has a continuous protrusion (51) protruding into the battery can (1) so as to face the inner surface of the sidewall (21) thereof, continuously over the whole circumference in the circumferential direction of the sidewall (21). The battery lid (6) has a lid thickness (Tu), at a portion (52) abutting against the upper end of the sidewall (21) of the battery can (1) on the outside of the protrusion (51), which is thicker than one half of the lid thickness (Tt) of a closing portion (54) for closing the opening (1a) on the inside of the protrusion (51), but thinner than the lid thickness Tt of the closing portion (54).
摘要翻译：要解决的问题：为了获得在焊接电池罐（1）和盖子（6）时防止由于溅射而将金属异物混入电池中的正方形二次电池。解决方案：正方形二次电池（C1 ）具有方形电池罐（1）和用于密封电池罐（1）的开口（1a）的电池盖（6）。电池盖（6）具有在侧壁（21）的周向上在整个圆周上连续地朝向侧壁（21）的内表面突出到电池罐（1）中的连续突起（51））。电池盖（6）在突出部（51）的外侧与电池罐（1）的侧壁（21）的上端抵接的部分（52）处具有盖子厚度（Tu）比用于封闭突起（51）内侧的开口（1a）的封闭部分（54）的盖厚度（Tt）大一半以上，但是比封闭部分（54）的盖子厚度Tt薄。

3. 发明专利

JP2014082055A Cylindrical power storage element 有权
标题翻译：圆柱动力储存元件
公开(公告)号：JP2014082055A
公开(公告)日：2014-05-08
申请号：JP2012228054
申请日：2012-10-15
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： YOKOYAMA SEIKI , ASAYAMA YUKIO , SHIMAZU YOSHIAKI
IPC分类号： H01M2/26 , H01M10/04 , H01M10/0587
摘要： PROBLEM TO BE SOLVED: To increase the rigidity of an anode tab to prevent deformation such as torsion, slanting, and bending, etc.SOLUTION: An anode electrode 12 comprises: an anode mixture coated section 12b coated on both the surface and the reverse side of an anode metal foil 12a formed by a copper-based metal; and an anode mixture non-coated section 12c where the anode metal foil 12a is exposed. An anode tab 17 arranged along one side edge 61 is integrally formed on the anode mixture non-coated section 12c. Each anode tab 17 is provided with a mountain-folded portion 50 having a ridge line 51 protruding from the surface 62 of the anode mixture non-coated section 12c. The rigidity of the anode tab 17 declines when the anode mixture non-coated section 12c is dried at high temperature, but because the mountain-folded portion 50 is formed on the anode tab 17 in advance, deformation such as torsion, slanting, and bending, etc. does not occur easily.
摘要翻译：要解决的问题：提高阳极凸片的刚性以防止扭转，倾斜和弯曲等变形。解决方案：阳极电极12包括：涂覆在表面和反面上的阳极混合物涂覆部分12b 由铜基金属形成的阳极金属箔12a; 以及暴露阳极金属箔12a的阳极混合物未涂覆部分12c。在阳极混合物未涂覆部分12c上一体地形成沿着一个侧边缘61布置的阳极片17。每个阳极片17设置有具有从阳极混合物未涂覆部分12c的表面62突出的脊线51的山折部分50。当阳极混合物未涂覆部分12c在高温下干燥时，阳极片17的刚性下降，但是由于山折部50预先形成在阳极片17上，所以变形如扭转，倾斜和弯曲等不容易发生。

4. 发明专利

JP2014035867A Prismatic lithium ion secondary battery 审中-公开
标题翻译：专用锂离子二次电池
公开(公告)号：JP2014035867A
公开(公告)日：2014-02-24
申请号：JP2012176129
申请日：2012-08-08
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： MATSUMOTO HIROSHI , KAYANO HIROSHI , URANO KAZUAKI
IPC分类号： H01M2/02 , H01M10/052 , H01M10/0566 , H01M10/0587
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To suppress swelling of a battery container due o expansion of a power generation element, without reducing power generation capacity.SOLUTION: A flat rectangular parallelepiped power generation element 40 is housed in a battery can 4, while arranging the winding axis C-C thereof in parallel with the bottom face 4c of the battery can 4. The front surface 4a and the back surface of the battery can 4 are facing, respectively, one of a pair of flat parts 40P of the power generation element 40, and have a plurality of protrusions 51U extending in a direction orthogonal to the winding axis C-C of the power generation element 40. Since the protrusions 51U are extending in a direction orthogonal to the winding axis C-C of the power generation element 40, the battery can 4 has a large strength for a deformation due to expansion of the power generation element 40.
摘要翻译：要解决的问题：由于发电元件的膨胀而抑制电池容器的膨胀，而不会降低发电能力。解决方案：将扁平的长方体发电元件40容纳在电池壳4中，同时布置卷绕轴 CC与电池壳4的底面4c平行。电池壳4的前表面4a和背面分别面对发电元件40的一对平坦部40P中的一个，并具有在与发电元件40的卷绕轴线CC正交的方向上延伸的多个突起51U。由于突起51U在与发电元件40的卷绕轴CC正交的方向上延伸，所以电池罐4具有由于发电元件40的膨胀而导致的变形的强度很大。

5. 发明专利

JP2014022073A Manufacturing method and apparatus for square secondary battery 审中-公开
标题翻译：方型二次电池的制造方法和装置
公开(公告)号：JP2014022073A
公开(公告)日：2014-02-03
申请号：JP2012156834
申请日：2012-07-12
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： HORI NOBUYUKI
IPC分类号： H01M2/36 , H01M2/02 , H01M2/04 , H01M10/04
摘要： PROBLEM TO BE SOLVED: To obtain a manufacturing method for a square secondary battery which can reduce the manufacturing cost by injecting an electrolyte efficiently into a battery can in the liquid injection process.SOLUTION: A square secondary battery 1 includes a flat electrode group 4, a square battery can 2 for housing an electrode group 4 in such a position that a pair of flat surfaces of the electrode group 4 extend vertically, a battery lid 3 closing the upper part of the battery can 2, and a liquid injection port 7 provided to open in the battery lid 3 and injecting an electrolyte into the battery can 2. The manufacturing method for a square secondary battery includes a liquid injection step for injecting a liquid into the battery can 2, by inserting a liquid injection nozzle 221 into the battery can 2 from the liquid injection port 7, and discharging the electrolyte from the liquid injection nozzle 221 between the electrode group 4 and the battery lid 3, toward one side in the lateral width direction of the electrode group 4.
摘要翻译：要解决的问题：获得一种方形二次电池的制造方法，其可以通过在液体注入过程中将电解质注入电池中而有效地注入电池来降低制造成本。解决方案：方形二次电池1包括平板电极组4，用于容纳电极组4的方形电池罐2，使得电极组4的一对平坦表面垂直延伸，闭合电池壳体2的上部的电池盖3和设置有液体注入口7的液体注入口7 在电池盖3中打开并将电解质注入到电池壳体2中。方形二次电池的制造方法包括：液体注入步骤，用于将液体注入电池罐2中，将液体注入喷嘴221插入电池罐2从液体注入口7排出，并且将电解质从电极组4和电池盖3之间的液体注入喷嘴221排出， e电极组4的横向宽度方向。

6. 发明专利

JP2014017081A Secondary battery 审中-公开
标题翻译：二次电池
公开(公告)号：JP2014017081A
公开(公告)日：2014-01-30
申请号：JP2012152521
申请日：2012-07-06
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： NISHIMARU SHO , TSUNAKI TAKURO , AOTA KINYA
IPC分类号： H01M2/30
摘要： PROBLEM TO BE SOLVED: To provide a secondary battery the connection resistance of which is reduced.SOLUTION: The secondary battery includes a wound electrode group, a battery can, a battery lid 102, a positive electrode terminal member and a negative electrode terminal member attached to the battery lid, a positive electrode collector 180 connecting the positive electrode of the wound electrode group and the positive electrode terminal member 104, and a negative electrode collector 190 connecting the negative electrode of the wound electrode group and the negative electrode terminal member 105. The negative electrode terminal member 105 has a negative electrode external terminal plate 151 placed on the battery lid 102 via a terminal block 160n for the negative electrode, and a negative electrode connection terminal 155 having one end connected with the negative electrode collector 190 and the other end being caulked to the negative electrode external terminal plate 151. The material of the negative electrode external terminal plate 151 is copper or a copper alloy, a tin plating layer 120 composed of tin having a hardness lower than that of the material of the negative electrode external terminal plate 151 is formed on the surface thereof, and the negative electrode connection terminal 155 is caulked to the negative electrode external terminal plate 151 via the tin plating layer 120.
摘要翻译：要解决的问题：提供其连接电阻降低的二次电池。解决方案：二次电池包括卷绕电极组，电池壳，电池盖102，正电极端子构件和负极端子构件将连接卷绕电极组的正极和正极端子部件104的正极集电体180和连接卷绕电极组的负极和负极端子部件105的负极集电体190连接到电池盖。负极端子部件105具有经由用于负极的端子块160n而放置在电池盖102上的负极外部端子板151，其一端与负极集电体190连接的负极连接端子155 端部被铆接到负极外部端子板151上负极外部接线板151是铜或铜合金，在其表面上形成硬度低于负极外部端子板151的材料的锡构成的锡镀层120，负极连接端子155通过镀锡层120被铆接到负极外部端子板151。

7. 发明专利

JP2013243079A Power storage module 有权
标题翻译：电源存储模块
公开(公告)号：JP2013243079A
公开(公告)日：2013-12-05
申请号：JP2012116574
申请日：2012-05-22
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： SUGA ATSUO
IPC分类号： H01M10/50 , H01M2/10
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a power storage module which prevents leakage of a coolant in a housing and achieves compactification.SOLUTION: A power storage module 10 includes: a battery pack 100; a cooling structure 190 that is formed including a cooling plate 140 and a heat pipe 145 having a heat radiation part 145c at one end side; a refrigerant pipe 160 having a refrigerant passage 160i in which a coolant circulates; and a housing 150 housing the battery pack 100 and the cooling structure 190 therein, the housing 150 where the refrigerant pipe 160 is attached to the exterior. Multiple electric cells 101 forming the battery pack 100 are respectively and thermally coupled to one surface of the cooling plate 140. The heat pipe 145 is thermally coupled to the other surface of the cooling plate 140. A heat radiation part 145c of the heat pipe 145 and the refrigerant pipe 160 are thermally coupled through the cooling plate 140, a metal block 170, and the housing 150.
摘要翻译：要解决的问题：提供一种防止壳体中的冷却剂泄漏并实现紧密化的蓄电模块。解决方案：蓄电模块10包括：电池组100; 形成有冷却板140的冷却结构190和在一端侧具有散热部145c的热管145; 具有冷却剂循环的制冷剂通路160i的制冷剂配管160; 以及将电池组100和冷却结构190容纳在其中的壳体150，其中制冷剂管160附接到外部的壳体150。形成电池组100的多个电池单元101分别热耦合到冷却板140的一个表面。热管145热耦合到冷却板140的另一个表面。热管145的散热部分145c 并且制冷剂管160通过冷却板140，金属块170和壳体150热耦合。

8. 发明专利

JP2013232439A Flat wound secondary battery and method for manufacturing the same 审中-公开
标题翻译：平面二次电池及其制造方法
公开(公告)号：JP2013232439A
公开(公告)日：2013-11-14
申请号：JP2013164685
申请日：2013-08-08
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： WATANABE SATOSHI , ARIGA TOSHIYUKI
IPC分类号： H01M10/04 , H01M2/18 , H01M10/0587
CPC分类号： Y02T10/7011
摘要： PROBLEM TO BE SOLVED: To obtain a flat wound secondary battery capable of suppressing wrinkles generated in an electrode due to unevenness of a welding part, and a method for manufacturing the same.SOLUTION: A secondary battery (1) of the present invention includes: a wound electrode body (3) in which a positive electrode (34) and a negative electrode (32) are flatly wound around an axial core (80) via separators (33, 35); and a battery container (2) for housing the wound electrode body (3). The axial core (80) is formed by winding a resin sheet (81) which has a greater thickness than any of the positive electrode (34), the negative electrode (32), and the separators (33, 35).
摘要翻译：要解决的问题：获得能够抑制由焊接部分的不均匀性引起的电极产生的皱纹的扁平绕组二次电池及其制造方法。本发明的二次电池（1）包括：卷绕电极体（3），其中正极（34）和负极（32）通过隔板（33,35）平面地缠绕在轴芯（80）上; 和用于容纳卷绕的电极体（3）的电池容器（2）。轴芯（80）通过卷绕厚度比正极（34），负极（32）和隔板（33,35）中任一个厚的树脂片（81）形成。

9. 发明专利

JP2013219061A Secondary battery 有权
标题翻译：二次电池
公开(公告)号：JP2013219061A
公开(公告)日：2013-10-24
申请号：JP2013159245
申请日：2013-07-31
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： URANO KAZUAKI
IPC分类号： H01M2/34 , H01M2/26 , H01M4/66 , H01M10/04
CPC分类号： Y02T10/7011
摘要： PROBLEM TO BE SOLVED: To obtain a secondary battery that improves the insulation properties between an electrode group and a battery can for protecting the electrode group from an external force without deteriorating the battery capacity.SOLUTION: A secondary battery 1 of this invention includes: a battery can 4 housing a wound electrode group 40; and an insulator 5 disposed between the wound electrode group 40 and the battery can 4. In the wound electrode group 40, collector plates 21, 31 are connected with metal foil exposed parts 41c, 42c. The collector plates 21, 31 respectively have body parts 22, 32 disposed between a battery lid 3 and the wound electrode group 40. The insulator 5 includes second insulation sheets 15, 16 covering the metal foil exposed parts 41c, 42c and the collector plates 21, 31. The second insulation sheets 15, 16 respectively have first insulation parts 15d, 16d protruding along a wound axis direction of the wound electrode group 40 and respectively disposed between the wound electrode group 40 and the body part 22 and between the wound electrode group 40 and the body part 32. Cutout parts 15f, 16f are respectively provided at tips of the first insulation parts 15d, 16d.
摘要翻译：要解决的问题：获得提高电极组和电池壳体之间的绝缘性能的二次电池，用于保护电极组免受外力而不会降低电池容量。本发明的二次电池1包括：电池壳4容纳缠绕电极组40; 以及设置在卷绕电极组40和电池壳体4之间的绝缘体5.在卷绕电极组40中，集电板21,31与金属箔露出部41c，42c连接。集电板21,31分别具有设置在电池盖3和卷绕电极组40之间的主体部22,32。绝缘体5包括覆盖金属箔露出部41c，42c和集电板21的第二绝缘片15,16 第二绝缘片15,16分别具有沿着卷绕电极组40的缠绕轴线方向突出的第一绝缘部15d，16d，并且分别设置在卷绕电极组40和主体部22之间以及卷绕电极组切口部15f，16f分别设置在第一绝缘部15d，16d的顶端。

10. 发明专利

JP2013191450A Method and device for manufacturing square secondary battery 审中-公开
标题翻译：用于制造方形二次电池的方法和装置
公开(公告)号：JP2013191450A
公开(公告)日：2013-09-26
申请号：JP2012057682
申请日：2012-03-14
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： HORI NOBUYUKI , KAWASAKI TATSUHIKO
IPC分类号： H01M2/36 , H01M2/02 , H01M2/04
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To obtain a method for manufacturing a secondary battery, the method eliminating a poor weld that occurs when sealing its liquid intake port with a sealing plug after an injection of an electrolyte by preventing attachment of the electrolyte to the liquid intake port provided on a lid of the battery can in an injection process.SOLUTION: Disclosed is a square secondary battery 1, comprising: a liquid intake port 7 including a recess part 22 recessed on the surface of a battery lid 3 and an open hole 21 opened through a recessed bottom surface 23 of the recess part 22; and a sealing plug 8 being fit to the recess part 22 after an electrolyte being injected into a battery can 2 through the liquid intake port 7. The plug 8 is brought into contact with the recessed bottom surface 23 and welded to the battery lid 3 to seal the liquid intake port 7. A nozzle head 206 is mounted to the liquid intake port 7, then a head body 211 made of an elastic material is brought into contact with the surface of the recessed bottom surface 23, connected to the open hole 21 with the open hole 21 being sealed by the head body 211. Then the square secondary battery 1 is manufactured by injecting the electrolyte into the battery can 2 through the head body 211.
摘要翻译：要解决的问题：为了获得二次电池的制造方法，该方法消除了在注入电解液之后用密封塞密封其液体进入口时发生的不良焊接，其方法是通过防止电解液附着到液体吸入口提供在电池罐的盖子上的注射过程。解决方案：公开了一种方形二次电池1，其包括：液体吸入口7，其包括凹陷在电池盖3的表面上的凹部22和敞开的开孔21 通过凹部22的凹陷的底面23; 以及在通过液体吸入口7将电解液注入电池壳体2之后，将密封塞8配合到凹部22.插头8与凹入的底面23接触并焊接到电池盖3上密封液体吸入口7.喷嘴头206安装在液体吸入口7上，然后将由弹性材料制成的头部主体211与凹入的底面23的表面相接触，该表面连接到开孔21 开孔21由头主体211密封。然后，通过头主体211将电解质注入电池壳2中来制造方形二次电池1。

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