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公开(公告)号：US08826653B2
公开(公告)日：2014-09-09
申请号：US14007884
申请日：2012-04-19
申请人： Masayuki Komiyama , Yusuke Kamimura
发明人： Masayuki Komiyama , Yusuke Kamimura
CPC分类号： E02F9/123 , E02F9/128 , E02F9/2091 , E02F9/2095 , E02F9/2217 , E02F9/268 , F15B7/006 , F15B11/08
摘要： A slewing-type working machine includes: a hydraulic motor for slewing an upper slewing body; a hydraulic pump; a slewing operation device including an operation member; a control valve controlling the hydraulic motor based on an operation signal of the slewing operation device; first and second pipe-lines connecting first and second ports of the hydraulic motor to the control valve; communication switching devices switching communication and cutoff between both pipe-lines and a tank; an electric motor; an electric storage device; and a controller, which communicates an outlet-side pipe-line to the tank during slewing, makes a brake based on a regenerative action by the electric motor and the electric storage device and causes the electric storage device to store regenerative power, upon deceleration operation. Upon failure occurrence, the controller brings the communication switching devices to a communication-cutoff state and stops the regenerative action to secure slewing.
摘要翻译： 一种回转式作业机械，包括：用于回转上部回转体的液压马达; 液压泵; 包括操作构件的回转操作装置; 基于所述回转运转装置的操作信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管线; 通信交换设备在两条管线和一个水箱之间切换通信和切断; 电动马达 蓄电装置; 以及在回转期间将出口侧管线与罐连通的控制器，基于电动机和蓄电装置的再生动作进行制动，并且在减速运转时使蓄电装置存储再生电力 。 发生故障时，控制器将通信切换设备带到通信切断状态，并停止再生动作以确保回转。
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公开(公告)号：US20140044514A1
公开(公告)日：2014-02-13
申请号：US14008207
申请日：2012-04-19
申请人： Yusuke Kamimura
发明人： Yusuke Kamimura
IPC分类号： E02F9/12
CPC分类号： E02F9/123 , E02F9/2228 , E02F9/2285 , F15B9/14 , F15B11/024 , F15B13/024 , F15B21/082 , F15B21/087 , F15B21/14 , F15B2011/0243 , F15B2211/3116 , F15B2211/50527 , F15B2211/6313 , F15B2211/6316 , F15B2211/6336 , F15B2211/7058 , F15B2211/88
摘要： A slewing-type working machine capable of reducing back pressure generated during slewing. The slewing-type working machine includes: a base carrier; an upper slewing body; a hydraulic motor including first and second ports and slewing the upper slewing body; a hydraulic pump, a slewing operation device including an operating member; a control valve controlling the hydraulic motor based on the operation signal of the slewing operation device; first and second pipe-lines connecting the first and second ports of the hydraulic motor to the control valve; a communication switching device capable of switching communication and cutting of between both pipe-lines and the tank; and a switching command section operating the communication switching devices, when the upper slewing body is slewed, to bring only a pipe-line, which corresponds to a discharge-side pipe-line of the hydraulic motor, of the pipe-lines into communication with the tank, while bypassing the control valve.
摘要翻译： 一种能够减少回转时产生的背压的回转式作业机。 回转式工作机包括：基座; 上部回转体; 液压马达，其包括第一和第二端口和回转所述上部回转体; 液压泵，包括操作构件的回转操作装置; 基于所述回转运转装置的运转信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管路; 一种能够切换两条管线和罐体之间的通信和切断的通信切换装置; 以及切换命令部，其操作所述通信切换装置，当所述上部回转体被转动时，仅将与所述液压马达的排出侧管线对应的管路与管路连通， 同时绕过控制阀。
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公开(公告)号：US20140007565A1
公开(公告)日：2014-01-09
申请号：US14007873
申请日：2012-04-19
IPC分类号： F15B15/02
CPC分类号： F15B15/02 , E02F9/128 , E02F9/2095 , E02F9/2217 , E02F9/226 , E02F9/2285 , E02F9/268 , F15B21/14 , F15B2015/206 , F15B2211/30565 , F15B2211/31558 , F15B2211/329 , F15B2211/50545 , F15B2211/5156 , F15B2211/6316 , F15B2211/6336 , F15B2211/6355 , F15B2211/665 , F15B2211/7058 , F15B2211/715 , F15B2211/761 , F15B2211/853 , F15B2211/8636 , F15B2211/88
摘要： A slewing-type working machine, including a base, an upper slewing body, a hydraulic motor slewing the upper slewing body, a hydraulic pump, a slewing operation device, a control valve controlling the hydraulic motor, pipe-lines connecting the hydraulic motor to the control valve, a hydraulic pressure source, communication valves switching communication and cutoff between the pipe-lines and a tank by pilot pressure, an electric motor, an electric storage device, communication selector valves on inlet sides of the communication valves, a switching control valve on an inlet side of the communication selector valves, and a controller. During slewing deceleration, the controller signals to switch the switching control valve to a connecting position and switch the communication selector valves to a pilot pressure supply position. In a slewing stopped state, the controller signals to switch the communication selector valves to a cutoff position and switch the communication valves to a communication cutoff position.
摘要翻译： 一种回转式加工机，包括底座，上回转体，回转上部回转支承体的液压马达，液压泵，回转运转装置，控制液压马达的控制阀，连接液压马达的管路 控制阀，液压源，连通阀，通过先导压力切换管线与罐之间的通信和切断，电动机，蓄电装置，连通阀入口侧的连通换向阀，开关控制 连通选择阀的入口侧的阀，以及控制器。 在回转减速期间，控制器发出信号，将切换控制阀切换到连接位置，并将连通切换阀切换到先导压力供应位置。 在回转停止状态下，控制器发出信号，将通信切换阀切换到切断位置，并将连通阀切换到通讯切断位置。
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公开(公告)号：US08881519B2
公开(公告)日：2014-11-11
申请号：US14008207
申请日：2012-04-19
申请人： Yusuke Kamimura
发明人： Yusuke Kamimura
CPC分类号： E02F9/123 , E02F9/2228 , E02F9/2285 , F15B9/14 , F15B11/024 , F15B13/024 , F15B21/082 , F15B21/087 , F15B21/14 , F15B2011/0243 , F15B2211/3116 , F15B2211/50527 , F15B2211/6313 , F15B2211/6316 , F15B2211/6336 , F15B2211/7058 , F15B2211/88
摘要： A slewing-type working machine capable of reducing back pressure generated during slewing. The slewing-type working machine includes: a base carrier; an upper slewing body; a hydraulic motor including first and second ports and slewing the upper slewing body; a hydraulic pump, a slewing operation device including an operating member; a control valve controlling the hydraulic motor based on the operation signal of the slewing operation device; first and second pipe-lines connecting the first and second ports of the hydraulic motor to the control valve; a communication switching device capable of switching communication and cutting of between both pipe-lines and the tank; and a switching command section operating the communication switching devices, when the upper slewing body is slewed, to bring only a pipe-line, which corresponds to a discharge-side pipe-line of the hydraulic motor, of the pipe-lines into communication with the tank, while bypassing the control valve.
摘要翻译： 一种能够减少回转时产生的背压的回转式作业机。 回转式工作机包括：基座; 上部回转体; 液压马达，其包括第一和第二端口和回转所述上部回转体; 液压泵，包括操作构件的回转操作装置; 基于所述回转运转装置的运转信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管路; 一种能够切换两条管线和罐体之间的通信和切断的通信切换装置; 以及切换命令部，其操作所述通信切换装置，当所述上部回转体被转动时，仅将与所述液压马达的排出侧管线对应的管路与管路连通， 同时绕过控制阀。
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公开(公告)号：US08826656B2
公开(公告)日：2014-09-09
申请号：US14007978
申请日：2012-04-19
CPC分类号： E02F9/123 , E02F9/2091 , E02F9/2095 , E02F9/2217 , F15B21/14 , F15B2211/3116 , F15B2211/50527 , F15B2211/6313 , F15B2211/6316 , F15B2211/6336 , F15B2211/7058 , F15B2211/88
摘要： A slewing-type working machine includes: a hydraulic motor having first and second ports and driving an upper slewing body to slew it; a hydraulic pump; a slewing operating device including an operating member; a control valve controlling the hydraulic motor based on an operation signal of the slewing operating device; first and second pipe-lines connecting the first and second ports of the hydraulic motor to the control valve; communication switching devices switchable between communication and cutoff between both pipe-lines and a tank; a slewing electric motor; an electric storage device; and a controller. During a slewing operation, the controller brings the communication switching devices into a communicated state and performs regenerative control by issuing a command on a regeneration amount corresponding to a reduction in back pressure by the communication switching devices in the communicated state to the slewing electric motor.
摘要翻译： 一种回转式作业机械，包括：液压马达，其具有第一和第二端口，并驱动上部回转体以将其旋转; 液压泵; 包括操作构件的回转操作装置; 基于所述回转操作装置的操作信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管路; 通信切换装置可在两条管线和一个罐之间在通信和切断之间切换; 回转电动机; 蓄电装置; 和控制器。 在回转操作期间，控制器使通信切换装置进入通信状态，并通过将通信状态下的通信切换装置的背压降低对应的再生量发出到回转电动机，进行再生控制。
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公开(公告)号：US20140013752A1
公开(公告)日：2014-01-16
申请号：US14007884
申请日：2012-04-19
申请人： Masayuki Komiyama , Yusuke Kamimura
发明人： Masayuki Komiyama , Yusuke Kamimura
IPC分类号： E02F9/12
CPC分类号： E02F9/123 , E02F9/128 , E02F9/2091 , E02F9/2095 , E02F9/2217 , E02F9/268 , F15B7/006 , F15B11/08
摘要： A slewing-type working machine includes: a hydraulic motor for slewing an upper slewing body; a hydraulic pump; a slewing operation device including an operation member; a control valve controlling the hydraulic motor based on an operation signal of the slewing operation device; first and second pipe-lines connecting first and second ports of the hydraulic motor to the control valve; communication switching devices switching communication and cutoff between both pipe-lines and a tank; an electric motor; an electric storage device; and a controller, which communicates an outlet-side pipe-line to the tank during slewing, makes a brake based on a regenerative action by the electric motor and the electric storage device and causes the electric storage device to store regenerative power, upon deceleration operation. Upon failure occurrence, the controller brings the communication switching devices to a communication-cutoff state and stops the regenerative action to secure slewing.
摘要翻译： 一种回转式作业机械，包括：用于回转上部回转体的液压马达; 液压泵; 包括操作构件的回转操作装置; 基于所述回转运转装置的操作信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管线; 通信交换设备在两条管线和一个水箱之间切换通信和切断; 电动马达 蓄电装置; 以及在回转期间将出口侧管线与罐连通的控制器，基于电动机和蓄电装置的再生动作进行制动，并且在减速运转时使蓄电装置存储再生电力 。 发生故障时，控制器将通信切换设备带到通信切断状态，并停止再生动作以确保回转。
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公开(公告)号：US08752373B2
公开(公告)日：2014-06-17
申请号：US14007873
申请日：2012-04-19
IPC分类号： F16D31/02
CPC分类号： F15B15/02 , E02F9/128 , E02F9/2095 , E02F9/2217 , E02F9/226 , E02F9/2285 , E02F9/268 , F15B21/14 , F15B2015/206 , F15B2211/30565 , F15B2211/31558 , F15B2211/329 , F15B2211/50545 , F15B2211/5156 , F15B2211/6316 , F15B2211/6336 , F15B2211/6355 , F15B2211/665 , F15B2211/7058 , F15B2211/715 , F15B2211/761 , F15B2211/853 , F15B2211/8636 , F15B2211/88
摘要： A slewing-type working machine, including a base, an upper slewing body, a hydraulic motor slewing the upper slewing body, a hydraulic pump, a slewing operation device, a control valve controlling the hydraulic motor, pipe-lines connecting the hydraulic motor to the control valve, a hydraulic pressure source, communication valves switching communication and cutoff between the pipe-lines and a tank by pilot pressure, an electric motor, an electric storage device, communication selector valves on inlet sides of the communication valves, a switching control valve on an inlet side of the communication selector valves, and a controller. During slewing deceleration, the controller signals to switch the switching control valve to a connecting position and switch the communication selector valves to a pilot pressure supply position. In a slewing stopped state, the controller signals to switch the communication selector valves to a cutoff position and switch the communication valves to a communication cutoff position.
摘要翻译： 一种回转式加工机，包括底座，上回转体，回转上部回转支承体的液压马达，液压泵，回转运转装置，控制液压马达的控制阀，连接液压马达的管路 控制阀，液压源，连通阀，通过先导压力切换管线与罐之间的通信和切断，电动机，蓄电装置，连通阀入口侧的连通换向阀，开关控制 连通选择阀的入口侧的阀，以及控制器。 在回转减速期间，控制器发出信号，将切换控制阀切换到连接位置，并将连通切换阀切换到先导压力供应位置。 在回转停止状态下，控制器发出信号，将通信切换阀切换到切断位置，并将连通阀切换到通讯切断位置。
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公开(公告)号：US20140013753A1
公开(公告)日：2014-01-16
申请号：US14007978
申请日：2012-04-19
IPC分类号： E02F9/12
CPC分类号： E02F9/123 , E02F9/2091 , E02F9/2095 , E02F9/2217 , F15B21/14 , F15B2211/3116 , F15B2211/50527 , F15B2211/6313 , F15B2211/6316 , F15B2211/6336 , F15B2211/7058 , F15B2211/88
摘要： A slewing-type working machine includes: a hydraulic motor having first and second ports and driving an upper slewing body to slew it; a hydraulic pump; a slewing operating device including an operating member; a control valve controlling the hydraulic motor based on an operation signal of the slewing operating device; first and second pipe-lines connecting the first and second ports of the hydraulic motor to the control valve; communication switching devices switchable between communication and cutoff between both pipe-lines and a tank; a slewing electric motor; an electric storage device; and a controller. During a slewing operation, the controller brings the communication switching devices into a communicated state and performs regenerative control by issuing a command on a regeneration amount corresponding to a reduction in back pressure by the communication switching devices in the communicated state to the slewing electric motor.
摘要翻译： 一种回转式作业机械，包括：液压马达，其具有第一和第二端口，并驱动上部回转体以将其旋转; 液压泵; 包括操作构件的回转操作装置; 基于所述回转操作装置的操作信号控制所述液压马达的控制阀; 将液压马达的第一和第二端口连接到控制阀的第一和第二管路; 通信切换装置可在两条管线和一个罐之间在通信和切断之间切换; 回转电动机; 蓄电装置; 和控制器。 在回转操作期间，控制器使通信切换装置进入通信状态，并通过将通信状态下的通信切换装置的背压降低对应的再生量发出到回转电动机，进行再生控制。
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