Pipeline Scale Removal Assembly Using Fluid-Driven Descaling
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing pipeline descaling devices face challenges in long-distance operations due to battery power limitations and safety risks, leading to inefficient or impossible descaling operations, which hinder normal oil and gas transportation and result in economic losses.
Innovation Solution
A pipeline automatic scale removal and storage device comprising a scale remover with a scale breaking mechanism, cutting mechanism, and grinding mechanism, connected to a scale storage device, which moves forward under fluid pressure, enabling automatic and thorough scale removal and storage within the pipeline.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If battery-driven descaling devices are used, then descaling operation can be conducted, but the operation duration is limited and safety risks increase
Solution Approach 1:
The patent removes the battery power source from the descaling device entirely, extracting the problematic element that limited operation duration and created safety risks. The device is redesigned to be pushed by fluid flow through the pipeline, eliminating the need for onboard power storage.
Solution Approach 2:
The patent utilizes hydraulic principles by allowing the descaling device to be propelled by fluid pressure and flow within the pipeline. The device converts the kinetic energy of the flowing fluid into mechanical motion, enabling continuous operation without batteries.
2Productivity
If motor-driven descaling mechanisms are used, then descaling efficiency improves, but the device becomes unsuitable for pipeline operation due to electrical requirements
Solution Approach 1:
The patent replaces motor-driven mechanical systems with purely mechanical descaling mechanisms that are driven by fluid flow. The cutting blades and grinding elements are propelled and rotated by the kinetic energy of the pipeline fluid, eliminating all electrical components.
Solution Approach 2:
The descaling device utilizes the pipeline's own fluid flow to power its operation. The kinetic energy of the fluid automatically drives the cutting and grinding mechanisms, making the device self-powered and adaptable to pipeline environments without external electrical infrastructure.
3Manufacturing precision
If high-pressure liquid spraying is used for descaling, then cleaning effect improves, but the device cannot operate independently within the pipeline
Solution Approach 1:
The patent divides the descaling function into multiple independent mechanical components (cutting blades, grinding elements, scaling removal mechanisms) that work in sequence. Each component is independently propelled by fluid flow, allowing the device to perform multiple descaling operations without requiring external high-pressure liquid supply.
Solution Approach 2:
The descaling device incorporates dynamic, movable components that can adjust and engage with the pipeline wall as needed. The cutting and grinding elements are positioned to contact the pipeline surface only when required, allowing flexible operation driven by fluid flow rather than fixed high-pressure spraying.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The device ensures continuous operation without battery constraints, effectively removes and stores scales within the pipeline, preventing equipment damage and pipeline blockages, and provides scale samples for analysis, enhancing operational efficiency and safety.
Implementation Method 1
a spring arranged in the telescopic mechanism pushes the grinding block to abut against the inner wall of the pipeline
Implementation Method 2
the device is pushed forward by the pressure of the flowing liquid in the pipeline
Implementation Method 3
the device uses friction force to clean the inner wall of the pipeline
Implementation Method 4
a grinding and descaling assembly generates a rotating magnetic field through a descaling motor stator to drive the descaling motor rotor and a descaling throw block to rotate for grinding the inner wall surface of the pipeline
Data Source
AI summary
The present invention discloses a pipeline automatic scale removal and storage device. The device comprises a scale remover, a scale storage device and a coupling; the scale remover is composed of a scale breaking mechanism, a cutting mechanism and a grinding mechanism; a plurality of groups of scale breaking teeth of the scale breaking mechanism can preliminarily break scale on an inner wall of a pipeline; the cutting mechanism cuts and eliminates the scale on the inner wall of the pipeline through a plurality of installed cutting blades; and a plurality of groups of grinding blocks of the grinding mechanism further grind and eliminate the scale on the pipeline; and the scale storage device is used for realizing storage for the scale. The scale storage device is hermetically and movably installed in the pipeline. The device of the present invention can automatically thoroughly eliminate the scale in the pipeline.