Elastic oil sucker rod centralizer for oil fields
A technology for centralizers and sucker rods, which is applied in the direction of drill pipes, cleaning tools, drilling equipment, etc. It can solve the problems of reducing the service life of oil pipes, increasing maintenance costs, increasing the wear and tear of rollers and the inner wall of oil pipes, etc., so as to prolong the service life, Increased service life and reduced maintenance costs
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[0018] The following will be combined with the drawings in the embodiments of the present invention, please refer to Figure 1-3 , An elastic sucker rod centralizer for oil fields, comprising a centralizer body 1, the top end of the centralizer body 1 is fixedly connected with one end of a fixed screw 2, and the bottom of the inner cavity of the centralizer body 1 is provided with internal threads, and the internal thread The pitch is the same as that of the fixed screw 2. Through the setting of internal threads, the centralizer can be quickly fixed to the sucker rod. The fixation is firm and the disassembly is simple and convenient, which improves the utility of the elastic sucker rod centralizer for oil fields. The top of one side of the centralizer body 1 is fixedly connected with one side of the adjusting sleeve 3, one side of the inner cavity of the adjusting sleeve 3 is fixedly connected with one end of the adjusting spring 4, and the other end of the adjusting spring 4 is...
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