Invention Grant
- Patent Title: Displacement measuring device and speed measuring method of drilling traction robot
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Application No.: US17387956Application Date: 2021-07-28
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Publication No.: US11781420B2Publication Date: 2023-10-10
- Inventor: Jianguo Zhao , Qingyou Liu , Haiyan Zhu , Guorong Wang
- Applicant: SOUTHWEST PETROLEUM UNIVERSITY
- Applicant Address: CN Chengdu
- Assignee: CHENGDU UNIVERSITY OF TECHNOLOGY
- Current Assignee: CHENGDU UNIVERSITY OF TECHNOLOGY
- Current Assignee Address: CN Chengdu
- Priority: CN 2110316450.1 2021.03.25 CN 2110316464.3 2021.03.25
- Main IPC: G01D5/14
- IPC: G01D5/14 ; E21B47/01 ; E21B47/26 ; E21B23/00 ; E21B47/06 ; E21B7/04
Abstract:
The invention relates to a displacement measuring device and a velocity measuring method of a drilling traction robot. The measuring device comprises a support bar, a stopper, a hydraulic, a piston of the hydraulic, a displacement sensor, a seal baffle, a waveguide, a magnetic ring, and a magnetic ring support plate. The invention can realize instant measurement and instant feedback of the velocity of the drilling traction robot and can provide data reference for automatic drilling of the drilling traction robot.
Public/Granted literature
- US20220307367A1 DISPLACEMENT MEASURING DEVICE AND SPEED MEASURING METHOD OF DRILLING TRACTION ROBOT Public/Granted day:2022-09-29
Information query
