Mechanical operation device for lifting and lowering oil tube of oil well
A technology for operating devices and tubing, which is applied to drilling pipes, casings, and drilling equipment. It can solve problems such as high labor intensity, low labor efficiency, and wind and rain, so as to reduce labor intensity, improve the working environment, and reduce labor costs. The effect of improving efficiency
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[0022] The present invention will be further described below in conjunction with accompanying drawing:
[0023] Refer to attached figure 1 , the overall composition of the device is: the outer bottom of a frame structure 6 is provided with a wellhead flange 7 and a wellhead 11 to achieve docking. The inner bottom of the frame structure 6 is symmetrically provided with two sets of floor clamps 3 along the left and right sides of the wellhead flange. The upper part of the ground card 3 is the elevator seat 2, and the elevator seat 2 is fixed on one side of the wellhead flange 7 by a fixed rotating shaft, and is connected to the bottom of the frame structure 6 and the main body of the elevator seat 2 by the drive cylinder 8 respectively. After elevator 19 is connected with drive chain 9 of hoist crane (can adopt existing operation crane, not drawn in the figure), forms cooperation with elevator seat 2 downwards. The hydraulic tong device 10 is fixed on the hydraulic tong platfo...
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