Horizontal oil-well pump
An oil pumping and horizontal technology, applied in the direction of pumps, pump components, variable displacement pump components, etc., can solve problems such as poor sealing effect of the valve valve
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[0009] The present invention will be further described below in conjunction with accompanying drawing:
[0010] like figure 1 As shown, the horizontal oil well pump includes the upper and lower joints (1, 2) and the central pipe body 6, the upper and lower joints (1, 2) are respectively connected with the short connector 4 and the guide cone 5, and the upper joint 1 passes through the jacket 11, the bearing 12 and the upper The retaining ring 13 is connected with the central pipe body 6, the lower joint 2 is connected with the eccentric block 7 through the bearing 12 and the lower retaining ring 14, the upper half of the axis of the eccentric block 7 is grooved, and the central pipe body 6 and the eccentric block 7 are fixed and can be Rotating along the axis of the upper and lower joints (1, 2), the eccentric block 7 is under the action of gravity, and its biased side is always kept downward; the central pipe body 6 is covered with a screen pipe 10, and a round hole is opened...
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