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    • 51. 发明授权
    • Turbodrill
    • US3989409A
    • 1976-11-02
    • US595681
    • 1975-07-14
    • Rolen Arsenievich Ioannesian
    • Rolen Arsenievich Ioannesian
    • E21B4/02F03B13/02F01D3/00F01D25/18
    • E21B4/02F03B13/02Y10S415/903
    • A turbodrill whose body accommodates a thrust bearing taking the reaction of the bottom hole, said bearing carrying a shaft built up of separate consecutively-connected sections and mounting the turbine rotors which create a torque and a hydraulic load and transmit them to the shaft wherein, according to the invention, there is an additional thrust bearing installed on the shaft between the main thrust bearing and the turbine rotors and taking the hydraulic load and a mechanism installed on the shaft between said thrust bearings and intended to transmit torque from one shaft section to the other and capable of elastic deformation owing to which it relieves the additional thrust bearing from the hydraulic load and transmits the latter to the thrust bearing which takes the reaction of the bottom hole.The turbodrill according to the invention makes it possible to use the thrust bearing taking the reaction of the bottom hole until said bearing is completely worn down.
    • 承载承受底部孔反应的推力轴承的涡轮轴承,所述轴承承载由单独的连续部分构成的轴,并安装涡轮转子,产生扭矩和液压负载并将其传递到轴,其中, 根据本发明,在主推力轴承和涡轮转子之间的轴上安装有额外的推力轴承,并且承载液压负载和安装在所述推力轴承之间的轴上的机构,并且旨在将扭矩从一个轴部分传递到 另一个并且能够弹性变形,由此从液压负载中减轻额外的推力轴承并将​​其传递到承受底部孔的反作用力的推力轴承。
    • 52. 发明授权
    • Turbodrill
    • US3930749A
    • 1976-01-06
    • US531968
    • 1974-12-12
    • Moisei Timofeevich GusmanBoris Georgievich LjubimovIgor Leonidovich KonstantinovIrina Ivanovna KuznetsovaBoris Davidovich MalkinGely Meierovich Nikitin
    • Moisei Timofeevich GusmanBoris Georgievich LjubimovIgor Leonidovich KonstantinovIrina Ivanovna KuznetsovaBoris Davidovich MalkinGely Meierovich Nikitin
    • E21B4/02F03B13/02
    • E21B4/02F03B13/02Y10S415/903
    • A turbodrill comprises a housing in which there are fixed stators having blades forming a circular pattern and defining guide passages for the flow of drilling fluid fed by mud pumps, and a shaft mounted on a thrust bearing and having rotors fixed thereto, the blades of the rotors also forming a circular pattern and having the direction opposite to the stator blades so that the rotor rotates relative to the stator. The rotor and stator blades are shaped such a manner that an angle .theta. between the tangents to the middle line of the profile at the inlet and outlet edges of the blade determining the profile camber is selected in accordance with the relationship .theta. = 180.degree. - (from 4.5 to 7).alpha..sub.1, an angle .alpha..sub.2 between the line perpendicular to the axis of the pattern and the tangent to the middle line of the profile at the outlet edge of the blade is selected in accordance with the relationship .alpha..sub.2 = (from 3.5 to 6).alpha..sub.1, wherein .alpha..sub.1 is an angle between the line perpendicular to the axis of the pattern and the tangent to the middle line of the profile at the inlet edge thereof as measured in the direction towards the concave portion of the profile, and the ratio of maximum thickness ".DELTA." of the blade profile to the chord "1" thereof is selected within the range .delta./1 = from 0.09 to 0.19.
    • 涡轮轴承包括壳体,其中固定定子具有形成圆形图案的叶片,并且限定由泥浆泵供给的钻井液流动的引导通道,以及安装在推力轴承上并具有固定到其上的转子的轴, 转子也形成圆形图案并且具有与定子叶片相反的方向,使得转子相对于定子旋转。 转子和定子叶片的形状使得根据θ= 180°(θ= 180°)的关系来选择在叶片的入口和出口边缘处的轮廓的中间线的切线之间的角度θ, 从4.5到7)α1,根据关系α2 =(...),选择在垂直于图案的轴线的线与叶片的出口边缘处的轮廓的中间线的切线之间的角度α2 从3.5到6)α1,其中α1是在垂直于图案的轴线的线和在其入口边缘处的轮廓的中间线的切线之间的角度,其沿着朝向凹部的凹部的方向 并且在Δ/ 1 = 0.09〜0.19的范围内选择叶片轮廓的最大厚度“DELTA”与其弦“1”的比率。
    • 53. 发明授权
    • Turbodrill
    • TURBODRILL
    • US3882946A
    • 1975-05-13
    • US46379674
    • 1974-04-24
    • IOANNESIAN ROLEN ARSENIEVICHIOANESIAN JURY ROLENOVICH
    • IOANNESIAN ROLEN ARSENIEVICHIOANESIAN JURY ROLENOVICH
    • E21B4/02F03B13/02E21B3/12
    • E21B4/02F03B13/02Y10S415/903
    • A turbodrill provided with at least two multistage hydraulic turbines mounted one after another and operating in succession at different speeds. According to the invention, the first element along the path of the drilling fluid fed from the turbodrill is a low-speed turbine and/or hydrodynamic braking stages mounted on a solid shaft and capable of passing the total flow of the fluid. The second element along the path of the drilling fluid is a high-speed turbine capable of utilizing a high pressure drop and developing a high torque, with the turbine being mounted on a hollow shaft connected to a bit. Ahead of the high-speed turbine inlet, there is mounted a device dividing the fluid coming from the low-speed turbine into two flows, one being directed to the high-speed turbine and the other being directed to the bit through the hollow shaft of this turbine. The turbodrill allows a high pressure drop to be utilized in the bit without increasing the pressure in the delivery line of the mud pump and thereby providing for a hydraulic effect without using a packing gland at low speeds of the bit and high axial loads on the bottom hole.
    • 一个涡轮增压器配备有至少两台多级水轮机,它们依次安装在不同的速度下连续运行。 根据本发明,沿着从涡轮泵送入的钻井液的路径的第一元件是安装在实心轴上并且能够使流体的总流动通过的低速涡轮机和/或液力动力制动级。 沿着钻井流体路径的第二元件是能够利用高压降并显影高扭矩的高速涡轮机,其中涡轮机安装在连接到钻头的空心轴上。 在高速涡轮机入口之前,安装有将来自低速涡轮机的流体分成两个流的装置,一个流向高速涡轮机,另一个通过空气轴被引导到钻头 这个涡轮。 涡轮增压器允许在钻头中使用高压降而不增加泥浆泵的输送管线中的压力,从而提供液压效果,而不会在钻头的低速度下使用填料压盖并且在底部的高轴向载荷 孔。