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1. 发明公开

EP2921590A1 CONSTRUCTION MACHINE 有权
标题翻译：施工机械
公开(公告)号：EP2921590A1
公开(公告)日：2015-09-23
申请号：EP15158561.9
申请日：2015-03-11
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： Fujii, Toshinori , Mano, Hidenori , Kamiya, Shohei
IPC分类号： E02F9/08 , B60K13/04 , B60K15/00 , B66C13/00
CPC分类号： E02F9/0875 , B60K13/04 , B60Y2200/412 , E02F9/0808 , E02F9/0833 , E02F9/0866 , E02F9/0883 , F01N3/2066 , F01N2610/02 , F01N2610/1406 , Y02A50/2325
摘要： In a NOx selective catalytic reduction device that purifies NOx in exhaust gas exhausted from an engine (10), a urea water supply system is constructed of a urea water injection valve (20), a urea water tank (24), urea water supply piping (22) and a urea water supply device (30), a connection frame member (3d) is provided on a revolving superstructure (2, 3) to extend in a longitudinal direction in a center in a width direction to reinforce the revolving superstructure and to be located between a pair of main frame members (3b, 3b) that connects a working device (4) so that a rear side faces the engine, the urea water tank is placed on the revolving superstructure on a front side from a center of revolution of the revolving superstructure, the engine is placed on the revolving superstructure on a rear side from the center of revolution of the revolving superstructure, and the urea water supply device (30) is installed on the connection frame member (3d) to face the engine.
摘要翻译：在净化从发动机（10）排出的排气中的NOx的NOx选择性催化还原装置中，尿素水供给系统由尿素水喷射阀（20），尿素水箱（24），尿素水供给配管（22）和尿素水供给装置（30）之间，在旋转体（2,3）上沿宽度方向的中央沿长度方向延伸设置连结框体（3d），以加强旋转体，位于连接作业装置（4）的一对主框架构件（3b，3b）之间，使得后侧面向发动机，尿素水箱被放置在旋转上部结构的前侧，其特征在于，所述旋转体的旋转中心位于所述旋转体的后侧，所述尿素水供给装置（30）安装在所述连结框体（3d）上，发动机。

2. 发明公开

EP3029207A1 CONSTRUCTION MACHINE 有权转让
标题翻译：施工机械
公开(公告)号：EP3029207A1
公开(公告)日：2016-06-08
申请号：EP15195278.5
申请日：2015-11-19
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： Fujii, Toshinori , Mano, Hidenori , Azuma, Hiroyuki
IPC分类号： E02F9/08 , B60K13/04 , F01N3/20
CPC分类号： B60K13/04 , B60Y2200/412 , E02F9/0883 , F01N3/2066 , F01N2610/02 , F01N2610/1406 , Y02A50/2325 , Y02T10/24
摘要： A tank bracket (23) is formed by a bottom surface part (24) having a first frame body (24A), a second frame body (24B), a third frame body (24C), and a fourth frame body (24D), a first side surface part (25) supported by the first frame body (24A) of the bottom surface part (24) and provided in a vertical direction, and a second side surface part (26) supported by the second frame body (24B) and provided in the vertical direction, and a female screw hole (24E) is provided in the bottom surface part (24). A fixing band (28) for fixing a reduction agent tank (22) is provided on the tank bracket (23). On this, the tank bracket (23) is fixed to an undercover (14) of a revolving frame (5) by using each of the female screw holes (24E) of the bottom surface part (24) in a state in which the reduction agent tank (22) is sandwiched between the second side surface part (26) and a right side frame (11) of the revolving frame (5).
摘要翻译：由具有第一框体（24A），第二框体（24B），第三框体（24C）以及第四框体（24D）的底面部（24）形成箱托架（23）由底面部（24）的第一框体（24A）支承且沿上下方向设置的第一侧面部（25）和由第二框体（24B）支承的第二侧面部（26）并沿竖直方向设置，并且在底面部分（24）中设置有阴螺纹孔（24E）。在箱托架（23）上设有用于固定还原剂箱（22）的固定带（28）。在此，通过使用底面部分（24）的每个内螺纹孔（24E），将罐支架（23）固定到回转框架（5）的底盖（14）（22）夹在回转框架（5）的第二侧面部分（26）和右侧框架（11）之间。

3. 发明授权

EP2921590B1 CONSTRUCTION MACHINE 有权
公开(公告)号：EP2921590B1
公开(公告)日：2017-11-08
申请号：EP15158561.9
申请日：2015-03-11
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： Fujii, Toshinori , Mano, Hidenori , Kamiya, Shohei
IPC分类号： E02F9/08 , B60K13/04 , B60K15/00 , B66C13/00
CPC分类号： E02F9/0875 , B60K13/04 , B60Y2200/412 , E02F9/0808 , E02F9/0833 , E02F9/0866 , E02F9/0883 , F01N3/2066 , F01N2610/02 , F01N2610/1406 , Y02A50/2325
摘要： In a NOx selective catalytic reduction device that purifies NOx in exhaust gas exhausted from an engine (10), a urea water supply system is constructed of a urea water injection valve (20), a urea water tank (24), urea water supply piping (22) and a urea water supply device (30), a connection frame member (3d) is provided on a revolving superstructure (2, 3) to extend in a longitudinal direction in a center in a width direction to reinforce the revolving superstructure and to be located between a pair of main frame members (3b, 3b) that connects a working device (4) so that a rear side faces the engine, the urea water tank is placed on the revolving superstructure on a front side from a center of revolution of the revolving superstructure, the engine is placed on the revolving superstructure on a rear side from the center of revolution of the revolving superstructure, and the urea water supply device (30) is installed on the connection frame member (3d) to face the engine.

4. 发明授权

EP3029207B1 CONSTRUCTION MACHINE 有权转让
公开(公告)号：EP3029207B1
公开(公告)日：2018-01-24
申请号：EP15195278.5
申请日：2015-11-19
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： Fujii, Toshinori , Mano, Hidenori , Azuma, Hiroyuki
IPC分类号： E02F9/08 , B60K13/04 , F01N3/20
CPC分类号： B60K13/04 , B60Y2200/412 , E02F9/0883 , F01N3/2066 , F01N2610/02 , F01N2610/1406 , Y02A50/2325 , Y02T10/24
摘要： A tank bracket (23) is formed by a bottom surface part (24) having a first frame body (24A), a second frame body (24B), a third frame body (24C), and a fourth frame body (24D), a first side surface part (25) supported by the first frame body (24A) of the bottom surface part (24) and provided in a vertical direction, and a second side surface part (26) supported by the second frame body (24B) and provided in the vertical direction, and a female screw hole (24E) is provided in the bottom surface part (24). A fixing band (28) for fixing a reduction agent tank (22) is provided on the tank bracket (23). On this, the tank bracket (23) is fixed to an undercover (14) of a revolving frame (5) by using each of the female screw holes (24E) of the bottom surface part (24) in a state in which the reduction agent tank (22) is sandwiched between the second side surface part (26) and a right side frame (11) of the revolving frame (5).

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