A locator for underground pipeline detection

By introducing extendable positioning units and support components into the underground pipeline detection and locating instrument, the problem of low positioning accuracy of underground pipelines in the existing technology has been solved, realizing high-precision pipeline positioning and fault detection at the centimeter level, adapting to pipelines of different sizes, and improving the accuracy and reliability of positioning.

CN224339753UActive Publication Date: 2026-06-09JIANGSU SHENGER TESTING INSTR CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGSU SHENGER TESTING INSTR CO LTD
Filing Date
2025-07-18
Publication Date
2026-06-09

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    Figure CN224339753U_ABST
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Abstract

This utility model relates to the field of underground pipeline detection technology, specifically a locator for underground pipeline detection, comprising a main body with a support rod fixedly connected inside; a positioning unit disposed at one end of the main body, the positioning unit having a positioning head for positioning detection, and the positioning unit having a rotating joint and a fixed joint to drive the positioning head to move for detection; the positioning unit includes a first plate disposed at one end of the support rod, a second plate disposed on one side of the first plate, a first hydraulic rod fixedly connected between the first plate and the second plate, and a rotating component disposed outside the first plate. This locator for underground pipeline detection uses the positioning head to directly collect pipeline data, achieving centimeter-level high-precision positioning, while clearly identifying details such as branches and corrosion, and simultaneously detecting faults such as leaks and blockages.
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