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    • 3. 发明授权
    • Pneumatic reversible impact device for driving holes in soil
    • 用于在土壤中驱动孔的气动可逆冲击装置
    • US4132277A
    • 1979-01-02
    • US838733
    • 1977-10-03
    • Konstantin K. TupitsynEvgeny N. CherednikovAlexandr D. KostylevVladimir D. PlavskikhVladimir V. KlimashkoKhaim B. TkachAndron T. Karavaev
    • Konstantin K. TupitsynEvgeny N. CherednikovAlexandr D. KostylevVladimir D. PlavskikhVladimir V. KlimashkoKhaim B. TkachAndron T. Karavaev
    • E21B4/14E21B11/02
    • E21B4/145
    • The device comprises a hollow cylindrical body, pointed front at its end which device accommodates a striker forming the front working chamber in said body, and has a cylindrical space at its rear end. Said space receives an air-distributing and reversing mechanism, thus forming the rear working chamber. The air-distributing and reversing mechanism has a bushing which is fixed relative to the body, and an axially movable bushing, both bushings being arranged coaxially, spring-loaded in the axial direction relative to each other, and forming a chamber located in the front part of said mechanism, with the chamber communicating with a source of compressed air and intended to move the movable bushing during reversal of the device. The side wall of the movable bushing has a through hole and a longitudinal external recess, both made in such a manner that during the forward travel of the device the through hole places the chamber formed by the bushings in communication with the source of compressed air while during the backward travel the through hole is covered by the fixed bushing and the chamber formed by the bushings communicates with the atmosphere through the external longitudinal recess.
    • 该装置包括中空圆柱体,其末端指向前部,该装置容纳在所述主体中形成前工作室的撞针,并在其后端具有圆柱形空间。 所述空间接收空气分配和反向机构,从而形成后工作室。 空气分配和反向机构具有相对于主体固定的衬套和可轴向移动的衬套,两个衬套同轴地布置,在轴向方向上相对于彼此弹簧加载,并形成位于前部的腔室 所述机构的一部分,其中腔室与压缩空气源连通并且旨在在装置反向期间移动可移动衬套。 可移动衬套的侧壁具有通孔和纵向外部凹部,两者均以这样的方式制造,使得在装置的向前行进期间,通孔将由衬套形成的腔室与压缩空气源连通, 在向后行进期间,通孔由固定衬套覆盖,并且由衬套形成的室通过外部纵向凹槽与大气连通。
    • 5. 发明授权
    • Pneumatic impact mechanism
    • 气动冲击机构
    • US4160486A
    • 1979-07-10
    • US789864
    • 1977-04-22
    • Alexandr D. KostylevBoris N. SmolyanitskyVladimir P. BoginskyKonstantin S. GurkovVladimir V. Klimashko
    • Alexandr D. KostylevBoris N. SmolyanitskyVladimir P. BoginskyKonstantin S. GurkovVladimir V. Klimashko
    • E02D7/10B25C1/04B25D9/08B25D17/00E02D7/02E21B1/00H01R4/66
    • B25D17/00B25C1/041B25D9/08H01R4/66
    • A pneumatic impact mechanism for driving rod-like members having a hollow cylindrical casing with a tail portion and a front end portion. The casing accommodates a reciprocating stepped hammer piston defining in the casing, on the tail portion side, a variable volume rear end work chamber in permanent communication with a source of compressed air. The stepped hammer piston defines, on the side of the front end portion, a variable volume front end work chamber.The stepped hammer piston has a through-passing axial bore, and its small-diameter portion cooperates with the tail portion of the casing and has radial passages. There is provided a tubular guide member or element for receiving the rod-like member arranged coaxially with the stepped hammer piston and casing and secured to the tail portion and to the front end portion of the casing in such a manner as to cooperate with the stepped hammer piston and define therewith, with the outer periphery thereof an axial passage. A clamp for engaging the individual rod-like members is rigidly removably secured to the front end portion of the casing. The front end-work chamber communicates, at regular intervals, with atmosphere through the axial passage and radial bores when the stepped hammer piston is in its rear end position and with the rear end work chamber when the stepped hammer piston is in the front end position to deliver blows to the casing under the action of compressed air fed to the work chambers.
    • 一种用于驱动具有中空圆柱形壳体的杆状构件的气动冲击机构,其具有尾部和前端部。 外壳容纳往复式阶梯式锤式活塞,该活塞在壳体中在尾部侧限定可变容积的后端工作室,其与压缩空气源永久连通。 阶梯式锤式活塞在前端部分的侧面上限定了可变容积的前端工作室。
    • 6. 发明授权
    • Air-operated reversible percussive action machine
    • 气动可逆式打击式打击机
    • US4683960A
    • 1987-08-04
    • US659779
    • 1984-10-11
    • Alexandr D. KostylevVasily I. IvinskyAlexandr D. FilonovVladimir V. Klimashko
    • Alexandr D. KostylevVasily I. IvinskyAlexandr D. FilonovVladimir V. Klimashko
    • E02D7/10E02D7/28E21B4/14B25D9/00
    • E21B4/145E02D7/10
    • An air-operated reversible percussive action machine comprises a housing in which there is disposed for axial reciprocations a hammer, defining therewith a front working chamber and having a through radial passage. In the axial interior of the hammer on the side of its tail end there is provided a cylindrical stepped tube including coaxially arranged first and second steps of large and small diameters, respectively, these steps having through radial passages. The first step of the tube defines with the hammer a rear working chamber, and with the second step defines an annular cavity in which a spring sleeve capable of axial displacements is disposed. The outer diameter of the sleeve is substantially less than the inner diameter of the first step of the tube to form an annular passage there between. The machine is further provided with a means for pressure-sealing the annular cavity and a means for controlling the displacements of the sleeve.
    • 一种气动可逆式冲击作用机器包括壳体,其中设置有用于轴向往复运动的锤,其中限定有前工作室并且具有贯穿的径向通道。 在其尾端侧面的锤的轴向内部分别设置有圆柱形阶梯管,分别包括大直径和小直径同轴布置的第一和第二台阶,这些台阶具有通过径向通道的台阶。 管的第一步用锤子确定后工作室,并且第二步骤限定了环形空腔,其中布置有能够进行轴向位移的弹簧套筒。 套管的外径基本上小于管的第一台阶的内径,以在其间形成环形通道。 机器还设置有用于对环形腔进行压力密封的装置和用于控制套筒位移的装置。