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1. 发明公开

EP3176334A1 HYBRID-TYPE WORK MACHINE 有权
标题翻译：混合型汽车
公开(公告)号：EP3176334A1
公开(公告)日：2017-06-07
申请号：EP15827955.4
申请日：2015-07-13
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OTA Yasunori , OJIMA Mitsugu , EGAWA Shuji , AZUMA Yuji
IPC分类号： E02F9/00 , B60K6/40 , B60K6/485 , B60K11/04 , E02F9/20
摘要： There are provided an electric motor (12) that is driven by an engine (8) to generate electric power or assists in a drive of the engine (8) by supply of electric power thereto, a heat exchanger (13) to which cooling air is supplied by a cooling fan (8A), a heat exchanger upstream room (28) that is positioned upstream of the heat exchanger (13) in a flow direction of the cooling air supplied to the heat exchanger (13), and an electricity storage device (30) that stores or discharges electric power. In addition, a radiator (42) for electricity storage device, a cooling pump (43) for electricity storage device and a cooling line (44) for electricity storage device configure a cooling system (41) for electricity storage device that independently cools the electricity storage device (30) aside from the inverter device (34), and the cooling system (41) for electricity storage device is arranged in the heat exchanger upstream room (28).
摘要翻译：提供了一种由发动机（8）驱动以产生电力或通过向其供应电力来辅助发动机（8）的驱动的电动机（12）;热交换器（13），冷却空气由冷却风扇（8A），位于热交换器（13）的上游侧的热交换器上游室（28）沿供给到热交换器（13）的冷却风的流动方向供给;蓄电部装置（30），其存储或放电。另外，蓄电装置用散热器（42），蓄电装置用冷却用泵（43）和蓄电装置用冷却线路（44）构成用于蓄电装置的冷却系统（41），其独立地冷却电力存储装置（30），并且在热交换器上游室（28）中配置有用于蓄电装置的冷却系统（41）。

2. 发明公开

EP3176335A1 HYBRID-TYPE WORK MACHINE 有权
标题翻译：混合型汽车
公开(公告)号：EP3176335A1
公开(公告)日：2017-06-07
申请号：EP15826830.0
申请日：2015-05-13
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OTA Yasunori , OJIMA Mitsugu , EGAWA Shuji , AZUMA Yuji
IPC分类号： E02F9/20 , B60K1/00 , B60K1/04 , B60K5/04 , B60K6/24 , B60K6/28 , B60K6/442 , B60K11/04 , E02F9/00
CPC分类号： E02F9/2075 , B60K1/04 , B60K5/04 , B60K6/24 , B60K6/26 , B60K6/28 , B60K6/40 , B60K6/442 , B60K7/0015 , B60K11/04 , B60K11/06 , B60K17/10 , B60K17/14 , B60K2001/005 , B60K2001/0405 , B60K2006/266 , B60L1/02 , B60L15/007 , B60L50/51 , B60L58/26 , B60L2200/40 , B60L2210/40 , B60L2220/42 , B60L2240/525 , B60L2240/545 , B60Y2200/412 , B60Y2200/92 , E02F9/0858 , E02F9/0866 , E02F9/18 , E02F9/2095 , Y02T10/645 , Y02T10/7005 , Y02T10/705 , Y02T10/7241 , Y10S903/951
摘要： There are provided an electric motor (12) that is driven by an engine (8) to generate power or assists in a drive of the engine (8) by supply of power thereto, a heat exchanger (13) to which cooling air is supplied by a cooling fan (8A), a heat exchanger upstream room (28) positioned upstream of the heat exchanger (13) in a flow direction of the cooling air supplied to the heat exchanger (13), an electricity storage device (30) that stores power or discharges the power therein, and an inverter device (34) for controlling an operation of the electric motor (12). Besides, a radiator (42) for electricity storage device that cools the electricity storage device (30) and a radiator (46) for inverter that cools the inverter device (34) are separately provided to be independent from each other, and the radiator (42) for electricity storage device and the radiator (46) for inverter are arranged in parallel between the heat exchanger (13) and the electricity storage device (30) in the heat exchanger upstream room (28).
摘要翻译：设置有由发动机（8）驱动以通过向其供应动力来发电或辅助发动机（8）的驱动的电动机（12），供应冷却空气的热交换器（13）通过冷却风扇（8A），在供给到热交换器（13）的冷却空气的流动方向上位于热交换器（13）上游的热交换器上游室（28），蓄电装置（30）存储电力或放电，以及用于控制电动机（12）的操作的逆变器装置（34）。此外，冷却电力存储装置（30）的蓄电装置用散热器（42）和冷却逆变器装置（34）的逆变器用散热器（46）分别设置为彼此独立，散热器 42）和用于逆变器的散热器（46）并联设置在热交换器上游室（28）中的热交换器（13）和蓄电装置（30）之间。

3. 发明公开

EP2857599A1 CONSTRUCTION MACHINE 审中-公开
标题翻译：施工机械
公开(公告)号：EP2857599A1
公开(公告)日：2015-04-08
申请号：EP13800197.9
申请日：2013-05-21
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： EGAWA Shuji , SATAKE Hidetoshi , ISHIKAWA Kouji , OJIMA Mitsugu
IPC分类号： E02F9/18 , E02F9/00
CPC分类号： E02F9/0808 , B66C23/74 , E02F9/0816 , E02F9/0858 , E02F9/0891 , E02F9/18
摘要： A left weight mounting part (16) and a right weight mounting part (17) are provided with rear ends of a left vertical plate (8) and a right vertical plate (9) of a main frame (6), and a placing plate (24) adapted to place a battery (29) thereon is provided between the left weight mounting part (16) and the right weight mounting part (17). An accommodating groove (25G) is provided in a counterweight (25) by notching, in a front-rear direction, a part that faces the placing plate (24) in an up-down direction. A space (26A) formed by the placing plate (24) and the accommodating groove (25G) can be configured as an article accommodating room (26) that accommodates the battery (29).
摘要翻译：主体框架（6）的左侧垂直板（8）和右侧垂直板（9）的后端设有左重块安装部（16）和右重块安装部（17）在所述左重量安装部件（16）和所述右重量安装部件（17）之间设置有适于在其上放置电池（29）的装置（24）。通过在前后方向上在上下方向上切割面向放置板（24）的部分，在配重（25）中设置容纳槽（25G）。由放置板（24）和容纳槽（25G）形成的空间（26A）可以被构造为容纳电池（29）的物品容纳室（26）。

4. 发明授权

EP2711468B1 CONSTRUCTION MACHINE 有权
标题翻译：施工机械
公开(公告)号：EP2711468B1
公开(公告)日：2017-03-08
申请号：EP12785497.4
申请日：2012-05-14
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： SATAKE Hidetoshi , KATO Shinji , EGAWA Shuji , HIROKI Takenori , WATANABE Toshihiko , OTA Yasunori , OJIMA Mitsugu
IPC分类号： E02F9/00 , E02F9/08 , H01R13/58
CPC分类号： E02F9/0866 , E02F3/3654 , E02F9/0858 , H01R13/6392 , H01R33/975

5. 发明公开

EP2698904A1 ELECTRIC MOTOR 审中-公开
标题翻译：电动马达
公开(公告)号：EP2698904A1
公开(公告)日：2014-02-19
申请号：EP12771671.0
申请日：2012-04-12
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OKUMURA Shinya , SATAKE Hidetoshi , OJIMA Mitsugu
IPC分类号： H02K5/22
CPC分类号： H02K5/225
摘要： To provide an electric motor that can reduce the labor of its installation work.
An electric motor is provided with a motor casing (2) with an armature accommodated therein, a flange (3) formed projecting in a rim shape on an outer side wall of the motor casing (2) and provided with plural portions where the flange can be fastened by screws, a conductive part (30) electrically connected to the armature, arranged exposed on the outer side wall of the motor casing (2) and located on a side of a centerline (O) of the motor casing (2) relative to the portions of the flange (3) where the flange can be fastened by the screws, an electric wire (20) having a terminal (21) at an end thereof, electrically connected at a position of the terminal (21) to the conductive part (30) and connected at an opposite end thereof to a power supply, and a cover member (10) detachably attached to the outer side wall of themotorcasing (2) while covering the terminal (21) and conductive part (30) which are in an electrically connected state.
摘要翻译：提供一种可减少安装工作量的电动机。电动机具备收纳有电枢的电动机壳体（2），在该电动机壳体（2）的外侧壁上以凸缘状突出形成的凸缘部（3），该凸缘部（2）的外侧壁上并且位于马达壳体（2）的相对中心线（O）的一侧的相对于电枢电连接的导电部分（30）（3）的凸缘可以通过螺钉固定的部分，电线（20）在其端部具有端子（21），电线（20）在端子（21）的位置处与导电体（30），并在其相对端连接到电源;以及盖部件（10），其可拆卸地附接到所述电动外壳（2）的外侧壁，同时覆盖所述端子（21）和所述导电部分处于电连接状态。

6. 发明公开

EP2568086A1 ELECTRIC WORK VEHICLE 有权
标题翻译： ELEKTRISCHES NUTZFAHRZEUG
公开(公告)号：EP2568086A1
公开(公告)日：2013-03-13
申请号：EP11809700.5
申请日：2011-07-21
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OKUMURA Shinya , OJIMA Mitsugu , OTA Yasunori , ISHIDA Toshihiko , HIROKI Takenori
IPC分类号： E02F9/08 , E02F9/20
CPC分类号： E02F9/08 , B60L2200/40 , B60L2210/40 , B60L2270/145 , E02F9/0858 , E02F9/123 , E02F9/20 , E02F9/2025 , E02F9/207 , E02F9/2075 , E02F9/2095 , H01L2924/00 , H01L2924/0002 , Y02T10/7241
摘要： [Problem] Provided is an electric work vehicle in which the length of a high-tension cable connecting an electric motor included in a slewing motor with an inverter for controlling the electric motor can be set to be comparatively short.
[Means for Resolution] The invention is configured in such a manner that a region on a main frame 1 is divided into three regions consisting of a center region S, a first side region L, and a second side region R, by means of a first vertical rib 1a and a second vertical rib 1b, a slewing hydraulic motor 8 and a slew assist electric motor 21, which constitute the slewing motor, are disposed in the center region S, and an inverter 22 for controlling the slew assist electric motor 21 is disposed in a position near the second vertical rib 1b in a second tool chamber 13 provided in the second side region R, i.e. the inverter 22 is disposed in a position close to the slew assist electric motor 21.
摘要翻译： [问题]提供一种电动作业车辆，其中连接包括在回转电动机中的电动机的高压电缆与控制电动机的逆变器的长度可以设置得相对较短。 [解决方法]本发明以这样的方式配置，即主框架1上的区域被分为由中心区域S，第一侧面区域L和第二侧面区域R构成的三个区域，借助于构成回转电动机的第一纵肋1a和第二纵肋1b，回转液压马达8和回转辅助电动机21设置在中心区域S中，以及用于控制回转电动机21的逆变器22 设置在设置在第二侧区域R中的第二工具室13中的靠近第二纵肋1b的位置，即逆变器22设置在靠近回转辅助电动机21的位置。

7. 发明授权

EP3176334B1 HYBRID-TYPE WORK MACHINE 有权
公开(公告)号：EP3176334B1
公开(公告)日：2020-01-01
申请号：EP15827955.4
申请日：2015-07-13
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OTA Yasunori , OJIMA Mitsugu , EGAWA Shuji , AZUMA Yuji
IPC分类号： E02F9/00 , B60K6/40 , B60K6/485 , B60K11/04 , E02F9/20

8. 发明授权

EP3176335B1 HYBRID-TYPE WORK MACHINE 有权
公开(公告)号：EP3176335B1
公开(公告)日：2019-07-10
申请号：EP15826830.0
申请日：2015-05-13
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： OTA Yasunori , OJIMA Mitsugu , EGAWA Shuji , AZUMA Yuji
IPC分类号： E02F9/20 , B60K1/00 , B60K1/04 , B60K5/04 , B60K6/24 , B60K6/28 , B60K6/442 , B60K11/04 , E02F9/00

9. 发明公开

EP2711468A1 CONSTRUCTION MACHINE 有权
标题翻译： BAUMASCHINE
公开(公告)号：EP2711468A1
公开(公告)日：2014-03-26
申请号：EP12785497.4
申请日：2012-05-14
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： SATAKE Hidetoshi , KATO Shinji , EGAWA Shuji , HIROKI Takenori , WATANABE Toshihiko , OTA Yasunori , OJIMA Mitsugu
IPC分类号： E02F9/00 , E02F9/08 , H01R13/58
CPC分类号： E02F9/0866 , E02F3/3654 , E02F9/0858 , H01R13/6392 , H01R33/975
摘要： An electric motor (33) that is fixed to a revolving frame (5), an electrical equipment (36) that is supported by the revolving frame (5) by using a vibration absorption mount (38), and a cable (46) for establishing a connection between the electric motor (33) and the electrical equipment (36) are provided. A connector mounting member (39) having an outer shape smaller than that of a box (37) is provided in the box (37) of the electrical equipment (36), and an equipment-side connector (40) is provided in the connector mounting member (39). A cable-side connector (46A) of the cable (46) is connected to the equipment-side connector (40), and a cable end portion of the cable (46) is fixed to the box (37) by a clamp member (50). As a result, the vibration that is transmitted to the cable (46) can be matched with the vibration that is transmitted to the cable-side connector (46A).
摘要翻译： 1.一种固定在旋转框架（5）上的电动机（33），通过使用振动吸收装置（38）由所述回转框架（5）支撑的电气设备（36），以及用于设置电动机（33）和电气设备（36）之间的连接。在电气设备（36）的盒（37）中设置有外形小于盒（37）的外形的连接器安装构件（39），并且在连接器中设置设备侧连接器安装构件（39）。电缆（46）的电缆侧连接器（46A）连接到设备侧连接器（40），并且电缆（46）的电缆端部分通过夹紧件固定到箱体（37） 50）。结果，传递到电缆（46）的振动可以与传输到电缆侧连接器（46A）的振动相匹配。

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