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    • 1. 发明专利
    • Vibratory roller vehicle
    • 振动滚子车
    • JP2012017559A
    • 2012-01-26
    • JP2010153875
    • 2010-07-06
    • Hitachi Constr Mach Co Ltd日立建機株式会社
    • ABE HIROSHIMAKKA SAIKI
    • E01C19/23
    • PROBLEM TO BE SOLVED: To provide a vibratory roller vehicle capable of obtaining enough foot space with simple structure to improve the workability of rolling compaction work.SOLUTION: The vibratory roller vehicle includes: a driver bench seat extending in the width direction of a vehicle body; an operation stand 20 having a steering wheel 22 vertically arranged in front of the driver seat and for steering the vehicle body; and an operation device for driving the vehicle body forward or backward. The operation device includes: a pair of operation levers 30, each of which vertically extends along the both sides of the operation stand 20, for driving the vehicle body forward or backward by swinging any of the operation levers 30 back and forth between the forward position and the backward position; and a connecting rod 36 disposed between the steering wheel 22 and the operation stand 20 for connecting the pair of operation levers 30. In the operation stand 20, there is formed a recess 28 which opens toward the driver seat on the vehicle body and increases the foot space in front of the driver seat.
    • 要解决的问题:提供一种能够获得足够的足部空间并且结构简单的振动辊车,以提高轧制压实作业的可加工性。 解决方案:振动辊车包括:沿车身宽度方向延伸的驾驶员长凳座; 操作台20具有垂直地布置在驾驶员座椅前方并用于转向车身的方向盘22; 以及用于向前或向后驱动车身的操作装置。 操作装置包括:一对操作杆30,每个操作杆30沿着操作支架20的两侧垂直延伸,用于通过使任何操作杆30在前进位置之间来回摆动来向前或向后驱动车身 和后退位置; 以及设置在方向盘22和操作台20之间的连接杆36,用于连接一对操作杆30.在操作台20中,形成有向车体上的驾驶员座椅开口的凹部28, 驾驶座前面的足部空间。 版权所有(C)2012,JPO&INPIT
    • 2. 发明专利
    • Rolling compaction machine
    • 滚压机
    • JP2010077768A
    • 2010-04-08
    • JP2008250431
    • 2008-09-29
    • Hitachi Constr Mach Co Ltd日立建機株式会社
    • MAKKA SAIKIKAIDO TSUTOMU
    • E01C19/26
    • PROBLEM TO BE SOLVED: To provide a rolling compaction machine which can increase the capacity of a water tank, while ensuring good visibility. SOLUTION: The tire roller vehicle 2 includes: a vehicle body 4 with the water tank 12 arranged therein; rolling compaction rollers 6, 8 provided rotatably to the forward and backward sides of the vehicle body 4 and serving as wheels; and injection nozzles 40, 42 and a road surface water scattering pipe 48 scattering the water reserved in the water tank 12 on the rolling compaction rollers 6, 8 and on the road surface G. The outer shell 14 of the vehicle body 4 has, in the lateral corner regions of the front portion thereof, a pair of tilting plates 76 tilted obliquely downward from the upper surface of the outer shell 14 along the side surface upper part. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供能够提高水箱容量的轧制压实机,同时确保良好的可见性。 < P>解决方案:轮胎车辆2包括:车身4,其中布置有水箱12; 滚动压实辊6,8可旋转地设置在车身4的前侧和后侧并用作车轮; 喷射喷嘴40,42以及路面水分散管48将预定在水槽12中的水分散在轧制压实辊6,8和路面G上。车体4的外壳14具有 其前部的侧角区域,从外壳14的上表面沿着侧表面上部倾斜向下倾斜的一对倾斜板76。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Rolling machine
    • 滚筒机
    • JP2014114649A
    • 2014-06-26
    • JP2012271015
    • 2012-12-12
    • Hitachi Constr Mach Co Ltd日立建機株式会社
    • HAYASAKA YOSHINORITAKEUCHI HIROKIABE HIROSHIIIDA TSUTOMUMAKKA SAIKI
    • E01C19/27
    • PROBLEM TO BE SOLVED: To provide a rolling machine capable of enhancing operability in a housing by reducing pipelines to be supplied to hydraulic motors to suppress the interference of the pipelines with one another.SOLUTION: The rolling machine includes left and right driving wheels 6a, 6b arranged on the rear part of a vehicle body, left and right hydraulic motors 7a, 7b connected to the left and right driving wheels 6a, 6b, respectively, a brake oil pipeline 23 connected to the left and right hydraulic motors 7a, 7b so that parking brake operating oil distributes therethrough, and a hydraulic pump for supplying the operating oil to the left and right hydraulic motors 7a, 7b. The brake oil pipeline 23 includes a branch joint 25 having inflow port 25a for the operating oil and first and second outflow ports 25b, 25c to be connected to the left and right hydraulic motors 7a, 7b, the first outflow port 25b being connected directly to one 7a of the left and right hydraulic motors.
    • 要解决的问题:提供一种能够通过减少供给到液压马达的管道来提高壳体的可操作性的轧机,以抑制管道彼此的干扰。解决方案:轧机包括左右驱动轮6a, 6b,布置在车体的后部,分别与左右驱动轮6a,6b连接的左右液压马达7a,7b,连接到左右液压马达7a,7b的制动油管道23 该驻车制动器工作油分配在其中,以及用于向左右液压马达7a,7b供给工作油的液压泵。 制动油管路23包括分支接头25,其具有用于工作油的流入口25a和与左右液压马达7a,7b连接的第一和第二流出口25b,25c,第一流出口25b直接连接到 左右液压马达的一个7a。
    • 4. 发明专利
    • Maintenance step for vibration roller vehicle
    • 振动车辆维修步骤
    • JP2014105470A
    • 2014-06-09
    • JP2012258723
    • 2012-11-27
    • Hitachi Constr Mach Co Ltd日立建機株式会社
    • IIDA TSUTOMUTAKEUCHI HIROKIABE HIROSHIHAYASAKA YOSHINORIMAKKA SAIKI
    • E01C19/26
    • PROBLEM TO BE SOLVED: To provide a maintenance step for a vibration roller vehicle, for allowing easy work for resupplying water into a water storage tank when installed on a vehicle body at its high position.SOLUTION: Rear compaction rollers 3 are arranged on both right and left sides of a hydraulic motor 10 provided on the lower part of a rear vehicle body 4, respectively, and a water storage tank 21 is provided right over the rear compaction rollers 3. A cover 14 is arranged in a space S formed between the right and left rear compaction rollers 3 for protecting a hydraulic hose 13, etc. connected to the hydraulic motor 10. A step 28 is welded to the cover 14 to allow a worker to resupply water into the water storage tank 21 while putting his foot on the step 28.
    • 要解决的问题:为了提供一种用于振动辊车辆的维护步骤,用于允许在安装在其高位置的车身上时容易地将水重新供应到储水箱中。解决方案:后压紧辊3布置在右侧 以及分别设置在后车体4的下部的液压马达10的左侧,并且在后压紧辊3的正上方设置有储水箱21.盖14配置在形成在后侧车身4的下方的空间S之间 用于保护连接到液压马达10的液压软管13等的左右后压紧辊3.步骤28焊接到盖14上,以允许工人在将脚放在其上时将水补充到储水箱21中 步骤28。
    • 5. 发明专利
    • 作業機械
    • 工作机器
    • JP2014196778A
    • 2014-10-16
    • JP2013072408
    • 2013-03-29
    • 日立建機株式会社Hitachi Constr Mach Co Ltd
    • ABE HIROSHIAOSAKA TAKASHIMAKKA SAIKIOKAZAKI TETSURO
    • F16H48/32F15B11/16F16H61/40
    • 【課題】リリーフ回路を設けることなくサージ圧の発生を防止して油圧モータの長寿命化を図ることができる作業機械を提供する。【解決手段】作業機械は、車輪にそれぞれ接続された左右の油圧モータ7と、該左右の油圧モータ7に作動油を供給する油圧ポンプ9と、該油圧ポンプ9が配された供給管路14を途中で分岐させて前記左右の油圧モータ7a、7bまで連通する左右の管路15a、15bと、作動油の流量を調整するためのフローデバイダ18と、左右の管路15a、15bを接続するデフロック管路21と、該デフロック管路21での前記作動油の連通を許容又は遮断するデフロック弁22と、該デフロック弁22の連通位置又は遮断位置への切り替えを指令するための入力器と、前記車体が停止又は微速状態のときにのみ前記デフロック弁22が遮断位置へと切り替わることを許容する制御を行うコントローラとを備えている。【選択図】図2
    • 要解决的问题:提供一种能够通过防止在没有提供释放电路的情况下防止浪涌压力的发生来实现每个液压马达的更长寿命的作业机。解决方案:作业机器包括连接到车轮的左右液压马达7, 分别用于向左右液压马达7供给工作油的液压泵9,从液压泵9配置的供给管路14分支的左右管路线15a,15b,在其中部,并通向 左右液压马达7a,7b,用于调节工作油流量的分流器18,连接左右导管路15a,15b的差速锁导管路21,用于允许/中断液压马达的差动锁止阀22 操作油通过差速器锁定管线21,用于指示将差速锁止阀22切换到通过位置或中断位置的输入设备,以及 控制器,用于执行控制以允许仅当车体停止或处于慢速状态时将差速锁止阀22切换到中断位置。