In-log trap
A trap and well logging technology, applied in surveying, wellbore/well components, earthwork drilling, etc., can solve the problems of high labor intensity of operators, unfavorable high-pressure well testing, complex process structure, etc. Realistic application value and effect of wide application prospects
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[0019] According to attached figure 1 , 2 As shown in and 3, the trap in the well logging includes a cylindrical trap cover 1, the inner diameter of the lower end of the trap cover 1 is smaller than the inner diameter of the upper end, and an adjusting shrapnel 4 is threadedly connected to the upper inner part of the catch cover 1. There are slips 2 in the inner and lower part of the catcher coat 1, and a control spring 3 is arranged between the slips 2 and the regulating shrapnel 4, and the inside section of the bottom of the catcher coat 1 is inverted conical. There is a through hole 6 in the center of the regulating shrapnel and a groove 7 at the top. There is an external thread 5 on the outside of the upper part of the catcher jacket 1, and an annular boss 8 is arranged on the inner and lower part of the slip 2, and the slip 2 is composed of two arc-shaped slips 9.
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