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    • 13. 发明申请
    • PERCUSSION DEVICE ACTUATED BY A PRESSURIZED NON-COMPRESSIBLE FLUID
    • 由压缩非压缩流体驱动的冲击装置
    • US20100084152A1
    • 2010-04-08
    • US12451186
    • 2008-05-21
    • Bernard Piras
    • Bernard Piras
    • B25D9/12F15B11/05
    • B25D9/12B25D2250/125B25D2250/195E02F3/966E02F9/2217E02F9/226F15B11/0423F15B2211/413F15B2211/428F15B2211/45F15B2211/50536
    • According to the invention, the body of the apparatus includes a flow rate adjustment device including a calibrated opening provided on a high-pressure fluid supply circuit, a bore formed in the body and in which is mounted a slider having a first face located in a first chamber connected to a high-pressure fluid supply circuit upstream from the calibrated opening and a second face located in a second chamber connected to the high-pressure fluid supply circuit downstream from the calibrated opening, the bore receiving the slide including an annular groove connected to a low pressure feedback circuit. The slider is adapted for connecting the annular groove to the first chamber when the pressure difference on either side of the calibrated opening increases beyond a predetermined value in order to divert a portion of the fluid flow supplied by the high-pressure fluid supply circuit to the feedback circuit.
    • 根据本发明,该装置的主体包括流量调节装置,该流量调节装置包括设置在高压流体供应回路上的校准开口,形成在主体中的孔,其中安装有滑块,该滑块具有位于 第一室连接到校准开口上游的高压流体供应回路,以及位于与校准开口下游连接到高压流体供应回路的第二室中的第二面,接收滑动件的孔包括连接的环形凹槽 到低压反馈电路。 当校准开口的任一侧上的压差增加超过预定值时,滑块适于将环形槽连接到第一室,以便将由高压流体供应回路提供的流体流的一部分转移到 反馈电路。
    • 14. 发明申请
    • Ramming Device To Be Assigned To A Rock Breaker
    • 夯锤装置分配给破碎机
    • US20070295520A1
    • 2007-12-27
    • US11794359
    • 2006-02-06
    • Jean-Sylvain Comarmond
    • Jean-Sylvain Comarmond
    • B25D17/00
    • E02D3/046Y10T279/17085Y10T279/17923
    • The ramming device comprises a ramming element to be assigned to the end of a rock breaker. The inventive device receives the shocks generated by the rock breaker and transmits them to fragments to be compacted. The ramming device also has a frame comprising: positioning means for positioning relative to the rock-breaker so that the axis of the frame is coincident with the axis of the rock breaker; joining means that enable the temporary and removable fixing of the frame to the end of the rock breaker; axially translational guiding means for guiding the ramming element relative to the frame; means for blocking the rotation of the ramming element about the axis of the frame, and; means for limiting the amplitude of this translation.
    • 夯锤装置包括分配给岩石破碎机末端的夯实元件。 本发明的装置接收由岩石破碎机产生的冲击并将它们传递到要压实的碎片。 夯锤装置还具有框架,该框架包括:用于相对于破岩机定位的定位装置,使得框架的轴线与岩石破碎机的轴线重合; 连接装置,其能够将框架临时和可移除地固定到破岩机的端部; 用于相对于所述框架引导所述夯实元件的轴向平移引导装置; 用于阻止撞击元件围绕框架的轴线旋转的装置,以及; 用于限制此翻译幅度的手段。
    • 15. 发明授权
    • Device for hydraulic power supply of a rotary apparatus for percussive drilling
    • 用于冲击钻孔的旋转设备的液压动力供应装置
    • US06883620B1
    • 2005-04-26
    • US10149971
    • 2000-11-07
    • Bernard Cadet
    • Bernard Cadet
    • E21B6/00B25D9/12B25D16/00B28D1/14E21B6/08F15B11/02F15B11/16E21B1/00
    • E21B6/08B25D9/12
    • A device for supplying hydraulic power to a rotary apparatus for percussive drilling (2) whereof the tool (3) is driven in one direction or another and subjected to the action of an impact device (6) acting independently of the rotation, of a hydraulic device (9) with forward movement enabling the tool to generate a pressure force on the ground, and optionally of a suction device (14) for the drilling dusts, driven by a hydraulic motor, the various hydraulic actuating elements being driven from a hydraulic liquid source under pressure through a hydraulic flow divider (16), a set of distributors (17, 18, 19, 20) and an assembly of branch pipes outside the apparatus, such as hose pipes. The device includes a branch pipe external to the apparatus (24) for communicating the return branch pipe (22) of the hydraulic device (4) driving the tool in rotation and the supply line (23) of the impact device (6), to add to the supply rate of the impact device the return flow rate of the rotation driving device.
    • 用于向用于冲击钻孔的旋转装置(2)提供液压动力的装置,其中工具(3)沿一个或多个方向被驱动并且经受独立于旋转的冲击装置(6)的作用,液压 装置(9)具有向前运动,使得工具能够在地面上产生压力,并且可选地由用于由液压马达驱动的钻井灰尘的抽吸装置(14),各种液压致动元件从液压液体 通过液压分流器(16),一组分配器(17,18,19,20)以及设备外部的分支管(例如软管)的组件在压力下进行供给。 该装置包括在装置外部的分支管,用于使驱动工具旋转的液压装置(4)的返回支管(22)和冲击装置(6)的供给管线(23)连通, 增加冲击装置的回转速度的旋转驱动装置的供给速度。
    • 16. 发明授权
    • Hydraulic percussion device and method of controlling same
    • 液压冲击装置及其控制方法
    • US4800797A
    • 1989-01-31
    • US83778
    • 1987-08-07
    • Jean S. Comarmond
    • Jean S. Comarmond
    • B25D9/14B25D9/26F15B11/15F01L25/02F01B7/18
    • B25D9/26B25D9/145
    • A hydraulic percussion device comprises a housing defining a longitudinal cylinder, a piston longitudinally reciprocal in the cylinder and subdividing same into a front compartment and a rear compartment, and a tool engageable longitudinally with the piston at the front compartment. The compartments are alternately and oppositely hydraulically pressurized to move the piston forward to strike the tool while traveling at an end speed and to move the piston backward away from the tool, the rate of alternation being a frequency parameter and the speed being a force parameter. A controller varies at least one of the parameters by detecting how much the piston rebounds from the tool after striking same and operating the control means in accordance with how much rebound is detected. How much the piston rebounds can be detected by sensing the pressure in one of the compartments immediately after the piston strikes the tool. As rebound increases the pressure in the rear compartment increases relative to a set point or pressure in the front compartment decreases relative to a set point, and vice versa. Rebound can also be detected by sensing the pressure in one of the compartments and at one of the sides of the source and operating the control means in accordance with the differential between these sensed pressures.
    • 液压冲击装置包括限定纵向气缸的壳体,在气缸中纵向往复运动的活塞,并将其细分为前隔室和后隔室,以及可在前隔室处与活塞纵向啮合的工具。 隔间相互液压加压以使活塞向前移动以在以最终速度行进的同时撞击工具,并将活塞向后移动离开工具,交替速率为频率参数,速度为力参数。 控制器通过检测活塞在撞击之后从工具反弹多少量来改变至少一个参数,并根据检测到多少反弹来操作控制装置。 通过在活塞撞击工具之后立即检测其中一个隔室中的压力可以检测活塞反弹量。 随着反弹增加,后隔室中的压力相对于设定点增加,或者前隔室中的压力相对于设定点减小,反之亦然。 还可以通过感测隔室中的一个和源的一侧的压力并根据这些检测到的压力之间的差异来操作控制装置来检测回弹。
    • 17. 发明授权
    • Pneumatically cushioned percussion apparatus
    • 气动冲击式打击乐器
    • US4308926A
    • 1982-01-05
    • US149648
    • 1980-05-14
    • Roger Montabert
    • Roger Montabert
    • B25D17/24
    • B25D17/245
    • A percussion tools such as a pneumatic hammer, drill, concrete braker and the like in which a ram is pneumatically reciprocated in a cylinder to drive a tool, has a head provided with the handles gripped by the user and forming a pneumatic cushion with the cylinder. According to the invention, this head carrying the handles is mounted with slight clearance slidably on the cylinder and the pneumatic cushion is formed between the upper end of the cylinder and the interior of the head. A sleeve attached to the head and surrounding the cylinder communicates with the cylinder through the usual reciprocation-producing valve and a portion of the air pressure is bled through the clearance into the cushion. A vent passage of the cylinder communicates with the cushion chamber and can register with a passage in the sleeve opening into the atmosphere.
    • 诸如气锤,钻头,混凝土制动器等的冲击工具,其中冲头在气缸中气动地往复运动以驱动工具,具有设置有由使用者握住的手柄的头部,并形成具有气缸的气垫 。 根据本发明,携带手柄的头部可滑动地安装在气缸上,并且气缸在气缸的上端和头部内部之间形成。 附接到头部并且围绕圆筒的套筒通过通常的往复产生阀与气缸连通,并且一部分空气压力通过间隙被排放到衬垫中。 气缸的通气通道与缓冲室连通,并可与套筒开口中的通道对准大气。
    • 19. 发明授权
    • Rock drill
    • 岩石钻
    • US3822752A
    • 1974-07-09
    • US22931172
    • 1972-02-25
    • MONTABERT ROGER
    • MONTABERT R
    • E21B3/02E21B6/00B25D
    • E21B3/02E21B6/00
    • A rock drill actuated solely by a liquid medium under pressure comprises a hydraulic motor for rotating the drill steel and another hydraulic motor for applying axial blows to drill; said motors are hydraulically connected in series, with a valve regulator inserted in the supply circuit upstream of the rotational motor. The striker motor is supplied with liquid both from the outlet of the rotational motor and from an additional source of fluid under a pressure equal to the outlet pressure of said rotational motor, a pressure-adding valve being mounted as a buffer valve between the liquid inlets of the two motors.
    • 仅由液体介质在压力下启动的岩石钻头包括用于旋转钻钢的液压马达和用于施加轴向冲击钻的另一液压马达; 所述马达串联液压连接,阀调节器插入在旋转马达上游的供给回路中。 在来自旋转马达的出口和来自附加的流体源的压力等于所述旋转马达的出口压力的情况下,所述撞针马达被供应液体,所述加压阀作为缓冲阀安装在所述液体入口 的两台电机。