Aligning anti-release and anti-bias wearing apparatus used for pumping rod
A sucker rod, anti-eccentric wear technology, applied in drill pipes, drilling equipment, earthwork drilling, etc., can solve the problems of affecting the production cycle of oil wells, short service life of sucker rods, increased maintenance costs, etc., to reduce the number of donkey heads Load, reduce wear resistance, reduce the effect of fatigue strength
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[0030] The technical solutions of the present invention will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0031] see figure 1 , the present invention is an anti-slip and anti-eccentric wear device for straightening the sucker rod, which includes an anti-slip straightening device arranged at the end of the sucker rod 23 and a centralizer arranged at the middle of the sucker rod 23 .
[0032] join figure 2 , the upper part of the housing 2 of the anti-off and straightening device in the present invention is provided with a steering shaft 1, and the steering shaft 1 is fixed in the housing 2 through the joint inner retaining ring 9, the joint outer retaining ring 10 and the joint lock nut 11; The end of the steering shaft 1 fixed in the housing 2 is a sphere, which can rotate 360 degrees in the radial direction. The swing angle of the steering shaft 1 is 3° to 5°. Through the rotation and swing of the steeri...
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Abstract
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Application Information
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