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    • 82. 发明授权
    • Auxiliary sealing system
    • 辅助密封系统
    • US5011301A
    • 1991-04-30
    • US451505
    • 1989-12-15
    • Howard W. Martinie
    • Howard W. Martinie
    • F16C19/38F16C33/76F16C35/04F16J15/00F16J15/32
    • F16C19/385F16C33/76F16C35/04F16J15/002F16J15/3268
    • An auxiliary sealing system generally includes a flexible sealing ring, with an optional restraining element, such as a metal band, secured therearound for further fastening same to a given circular member. Such circular member may comprise an extension of the inner race of a bearing assembly secured to a shaft by a plurality of set screw arrangements radially disposed about such inner race extension. The auxiliary seal may be provided with radial holes in the circumference thereof for selective alignment with such set screws to provide access thereto. After the set screws are tightened, the auxiliary seal may be rotated and clamped to the given circular member to thereby protect the set screws from contamination. An auxiliary sealing system is further provided with a predetermined type of sealing face on at least one surface thereof, which type may be selected in accordance with the intended application of the system, particularly when used in combination with a bearing assembly having a primary sealing means.
    • 辅助密封系统通常包括柔性密封环,其具有可选的限制元件,例如金属带,固定在其周围,用于进一步紧固到给定的圆形构件。 这种圆形构件可以包括通过围绕该内圈延伸部径向设置的多个固定螺钉装置固定到轴的轴承组件的内圈的延伸部。 辅助密封件可以在其圆周上设置有用于与这种固定螺钉选择对准的径向孔以提供对其的接近。 紧固固定螺钉后,辅助密封件可以旋转并夹紧到给定的圆形构件,从而保护固定螺丝免受污染。 辅助密封系统还在其至少一个表面上设置有预定类型的密封面,所述密封面可以根据系统的预期应用来选择,特别是当与具有主密封装置的轴承组件 。
    • 84. 发明授权
    • Fluid pressure assisted rotary shaft seal with grooved seal wedge
    • 流体压力辅助旋转轴密封带沟槽密封楔
    • US4707150A
    • 1987-11-17
    • US3334
    • 1987-01-14
    • Rodney E. Graham
    • Rodney E. Graham
    • F16C33/76F16J15/36F16C33/78
    • F16C33/76F16J15/36
    • An annular elastomeric seal wedge of diamond shaped radial cross section under axial compression has opposite axial ends fitted within V-shaped cross section annular grooves within a radially projected shoulder of a bushing of a fluid pressure assisted rotary shaft seal and a similar V-shaped annular groove within the axial end face of the rotating seal race. A radial groove is formed within the side of the annular elastomeric seal wedge remote from the outside of the rotary shaft seal which receives an annular metal wave spring having axial undulations for axially biasing the rotating seal race in contact with the end face of a static seal race to form the dynamic shaft seal and for maintaining the positive pressure seal between the ends of the axial ends of the diamond shaped annular elastomeric seal wedge across the gap between the bushing radially projecting shoulder and the facing end of the rotating seal race.
    • 在轴向压缩下的金刚石形径向横截面的环形弹性密封楔形件具有相对的轴向端部,该轴向端部装配在流体压力辅助的旋转轴密封件的衬套的径向凸出的肩部内的V形横截面环形槽内,并且具有类似的V形环形 在旋转密封圈的轴向端面内的凹槽。 径向凹槽形成在远离旋转轴密封件外侧的环形弹性密封楔的侧面内,该旋转轴密封件接收具有轴向起伏的环形金属波形弹簧,用于轴向偏置与静密封件的端面相接触的旋转密封圈 用于形成动态轴密封件并且用于保持钻石形环形弹性密封楔的轴向端部的端部之间的正压密封跨越套管径向突出的肩部与旋转密封圈的相对端之间的间隙。
    • 85. 发明授权
    • Radially disposed sealing device for rotating members
    • 用于旋转构件的径向设置的密封装置
    • US4645216A
    • 1987-02-24
    • US830375
    • 1986-02-18
    • Franco Selvatici
    • Franco Selvatici
    • F16C33/76F16J15/34F16J15/24
    • F16C33/76F16J15/344
    • A bearing sealing device comprises a middle ring having peripheral channel adapted to partially accommodate an annular sealing means that exerts a sealing action against a rotating member to be protected, and against the inner surface of the encircling casing within which the rotating member is located, and an lower ring which, by being urged against the middle ring, insures a sound tightness by virtue of the contact of one annular surface thereof with an opposing surface of the first annular element; a spacer means insertable into the first annular element, which spacer is retained in place by the lower ring. It is provided with a lower cylindrical recess partially accommodating a second annular seal which is adapted to exert a sealing action on the central shaft on which the rotating member being protected is mounted.
    • 轴承密封装置包括具有外围通道的中间环,该中间环适于部分地容纳对被保护的旋转构件施加密封作用并抵靠旋转构件所在的环绕壳体的内表面的环形密封装置,以及 通过被推靠在中间环上的下环通过其一个环形表面与第一环形元件的相对表面的接触来确保声音紧密度; 可插入第一环形元件的间隔件,该间隔件由下环保持就位。 它设置有部分容纳第二环形密封件的下圆柱形凹部,该第二环形密封件适于对安装有被保护的旋转构件的中心轴施加密封作用。
    • 86. 发明授权
    • Bearing housing
    • 轴承座
    • US4619535A
    • 1986-10-28
    • US704389
    • 1985-02-22
    • Werner Haugwitz
    • Werner Haugwitz
    • F16C23/08F16C33/66F16C33/72F16C33/76F16C35/04F16N7/22F16C35/00
    • F16C33/6659F16C23/086F16C33/76F16C35/047F16N7/22
    • A pillow block housing having partition means dividing the interior of the housing into an outer oil reservoir chamber and an inner chamber for a rolling bearing, said chambers being separated by partition means extending in a generally radial direction with respect to the bearing axis, a lubricator ring which rests in the inner chamber on a shaft member or the like and projects through recesses in the housing partitions into the oil reservoir chamber and supplies lubricant from the reservoir to the inner bearing chamber upon rotation of the shaft, said partition means comprising separate divider sections selectively adjustable in various axial positions in the housing bore in a form-locking manner.
    • 一种具有分隔装置的隔断装置,其具有将壳体内部分成外部储油室和用于滚动轴承的内部腔室,所述腔室通过相对于支承轴线沿大致径向方向延伸的分隔装置隔开,润滑器 环位于轴构件等的内腔中,并且通过壳体隔板中的凹部突出到储油室中,并且在轴转动时将润滑剂从储存器供应到内轴承室,所述分隔装置包括分开的分隔件 部分可以形式锁定方式在壳体孔中的各种轴向位置选择性地调节。
    • 88. 发明授权
    • Biased lubricant compensator for an earth boring drill bit
    • 用于钻孔钻头的偏置润滑剂补偿器
    • US4276946A
    • 1981-07-07
    • US885723
    • 1978-03-13
    • Stuart C. Millsapps, Jr.
    • Stuart C. Millsapps, Jr.
    • E21B10/24F16C33/76F16N11/04E21B10/22
    • F16C33/76E21B10/24F16C33/72F16N11/04F16C2352/00
    • An improved pressure compensator for earth boring drill bits for minimizing the pressure differential between the lubricant and the well bore. A flexible diaphragm is located in the lubricant reservoir for separating the lubricant from the borehole fluid. The diaphragm is positioned in the reservoir so that a substantial void space exists on the borehole fluid side of the reservoir. A retainer holds the diaphragm in this position, requiring a positive lubricant pressure to stretch the diaphragm in order to fill the void space. For lubricating the bit, the lubricant is introduced under pressure sufficient to stretch the diaphragm. The lubricant pressure is then released, allowing the compensator to return to its original shape which in turn causes the excess lubricant to be expelled. This assures complete filling and a desired void space.
    • 用于钻孔钻头的改进的压力补偿器,用于最小化润滑剂和井眼之间的压力差。 柔性隔膜位于润滑剂储存器中,用于将润滑剂与钻孔流体分离。 隔膜位于储存器中,使得在储存器的钻孔流体侧存在实质的空隙空间。 保持器将隔膜保持在该位置,需要正的润滑剂压力来拉伸隔膜以填充空隙。 为了润滑钻头,在足以拉伸隔膜的压力下引入润滑剂。 然后释放润滑剂压力,允许补偿器返回到其原始形状,这又导致多余的润滑剂被排出。 这确保完全填充和所需的空隙。