Rotating Drip Line Test Platform for Automatic Flushing Valves
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Solution Overview
Problem
Existing test apparatuses cannot effectively test the hydraulic performance of automatic flushing valves and evaluate their improvement effect on anti-clogging performance of emitters, especially under sandy water conditions, due to uneven sediment distribution and gravity-related issues during hydraulic performance tests.
Innovation Solution
A test platform with a diverter and evenly arranged driplines that pivot relative to a bracket, equipped with automatic flushing valves, weighing parts, and a system for sediment concentration control, allowing uniform sediment flow and accurate measurement of hydraulic performance indicators.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multi-layer driplines are arranged in layers from top to bottom to speed up test efficiency, then test efficiency is improved, but the amount and gradation of sediment entering the driplines become very uneven due to gravity and connecting elbows and valves, causing significant errors in test results
Solution Approach 1:
The patent introduces a rotating mechanism that dynamically adjusts the orientation of the dripline array during sediment flow. By rotating the entire test apparatus around a vertical axis, the system ensures that all driplines experience equivalent sediment exposure conditions over time, eliminating the static gravitational bias that causes uneven sediment distribution in multi-layer arrangements.
Solution Approach 2:
The patent transitions from a static vertical multi-layer arrangement to a dynamic three-dimensional rotating configuration. By adding rotational movement around a vertical axis, the system creates a new dimensional aspect that distributes sediment uniformly across all driplines regardless of their initial vertical positioning, thus maintaining test efficiency while achieving uniform sediment distribution.
2Ease of operation
If conventional test apparatuses are used for hydraulic performance tests, then test operations are simple, but they cannot test the hydraulic performance of automatic flushing valves or accurately evaluate their improvement effect on anti-clogging performance
Solution Approach 1:
The patent designs a universal test platform that can accommodate multiple types of irrigation components (driplines, emitters, and automatic flushing valves) within a single rotating apparatus. The standardized interface and modular configuration allow the same system to test different components without requiring separate specialized apparatuses, thus maintaining operational simplicity while enabling accurate hydraulic performance evaluation of automatic flushing valves.
Solution Approach 2:
The patent replaces conventional static mechanical test setups with a dynamic rotating mechanical system. This substitution enables the apparatus to simulate various flow conditions and sediment distribution patterns that would otherwise require multiple separate test devices, thereby achieving accurate hydraulic performance measurement while keeping the system relatively simple through a single integrated rotating mechanism.
3Reliability
If sandy water is used in hydraulic performance tests to simulate real-world conditions, then test realism is improved, but sediment distribution becomes uneven under the influence of gravity and connecting components, leading to significant test errors
Solution Approach 1:
The patent employs dynamic rotation during the sediment flow process to counteract gravitational settling. By continuously rotating the dripline array, the system maintains a uniform distribution of sandy water sediment across all test lines, preventing the uneven accumulation that would otherwise occur due to gravity and the geometry of connecting components.
Solution Approach 2:
The patent utilizes periodic rotation of the test apparatus to repeatedly expose all driplines to equivalent sediment flow conditions. This periodic action ensures that over the course of a complete rotation cycle, sediment is distributed uniformly across all lines, maintaining both the realism of sandy water conditions and the precision of sediment distribution.
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 platform enables simultaneous testing of multiple automatic flushing valves, improving the accuracy of hydraulic performance tests by ensuring uniform sediment distribution and monitoring the anti-clogging effect on emitters, thus enhancing test results and representing real-world conditions more accurately.
Implementation Method 1
under the influence of gravity and connecting elbows and valves of layers, the amount and gradation of sediment entering the driplines is very uneven
Data Source
AI summary
A test platform for an automatic flushing valve is described. It includes a fluid source, weighing parts, a bracket, a diverter and several driplines. The driplines are parallel to each other and are evenly arranged in an array in a circumferential direction of the diverter. Emitters are installed on each of the driplines; one end of each driplines is fixed to the diverter, which is connected to the fluid source to feed fluid into the driplines. The diverter is pivotally connected to the bracket, so that the diverter and the driplines can pivot relative to the bracket; the other end of each driplines is used to install automatic flushing valves. Weighing parts are installed below the automatic flushing valves to measure the solution flowing out of the automatic flushing valves, and other weighing parts are installed below the driplines to measure solution flowing out of the emitters.