Water Supply Launder Distribution Member for Shaking Table

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Solution Overview

Problem

In gold ore concentration using table gravity concentrators, imbalances in the flow of ore slurry and additive water lead to inefficiencies and the potential disruption of the gold line formation, reducing the effectiveness of the concentration process.

Innovation Solution

A water supply launder with a distribution member that contacts and disperses water uniformly across the shaking table, reducing flow imbalances and ensuring consistent water distribution, even when the water supply varies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If water is supplied to the shaking table without a distribution member, then the water supply structure is simple, but the water flow is imbalanced across different positions of the shaking table surface

Engineering Contradiction:
Improvewater supply structureVSAvoidwater flow uniformity
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

A distribution member is introduced as an intermediary component between the water supply launder and the shaking table. This distribution member receives water from the launder and redistributes it across the shaking table surface, acting as a mediator that transforms the imbalanced water flow into uniform distribution without requiring complex supply infrastructure

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The distribution member is designed with varying characteristics across its surface to address local flow imbalances. Different regions of the distribution member have different water release properties, allowing targeted adjustment of water flow to specific areas of the shaking table to achieve overall uniformity

Inventive Principle:
Principle #3Local quality

2Productivity

If the water supply amount is increased to improve concentration efficiency, then the concentration efficiency is improved, but the flow imbalance on the shaking table becomes more severe

Engineering Contradiction:
Improveconcentration efficiencyVSAvoidflow balance
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

The distribution member serves as a buffer and调节 mechanism that decouples the water supply amount from the actual water distribution on the shaking table. It allows increased water supply to maintain higher concentration efficiency while the distribution member itself ensures the water is evenly dispersed, preventing flow imbalance from worsening with increased supply

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If water is supplied directly to the shaking table without distribution, then the device structure is simple, but the gold line formation is disrupted due to flow imbalance

Engineering Contradiction:
Improvewater supply systemVSAvoidgold line formation
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The distribution member is introduced as a simple intermediary component that ensures reliable gold line formation by uniformly distributing water across the shaking table. This minimal addition maintains device simplicity while significantly improving the reliability of concentration process and gold line stability

Inventive Principle:
Principle #24Intermediary (Mediator)

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

This solution maintains uniform flow across the entire surface of the shaking table, enhancing the efficiency of gold ore concentration by preventing flow imbalances and maintaining gold line formation, thereby improving the overall concentration operation.

Implementation Method 1

a distribution member which is attached to a lower surface of the launder body, and contacts water dropping from the upper surface of the launder body and flowing to the table of the table gravity concentrator to distribute the water

Methodology Applied
Scientific EffectFluid flow distribution:

Implementation Method 2

This concentration is a method using a shaking table 102 provided with a plurality of riffles 103, and supplies ore slurry from an ore supply launder 104 to the shaking table 102 in the width direction of the shaking table 102 while oscillating the shaking table 102 in the extension direction of the riffles 103

Methodology Applied
Scientific EffectGravity concentration: Gravitation

Data Source

PatentUS9199245B1Water supply launder of table gravity concentrator
Publication Date: 2015.12.01 SUMITOMO METAL MINING CO LTD
  • US9199245B1 patent drawing
  • US9199245B1 patent drawing
  • US9199245B1 patent drawing

AI summary

A water supply launder reducing imbalance of the flow amounts of the ore slurry and the additive water on the upper surface of the shaking table, and producing flow throughout the upper surface of the shaking table.The water supply launder included in a table gravity concentrator 1 to supply water to a table 2 of the table gravity concentrator 1 includes a launder body 20 which receives water supplied from a water supply unit 23 to an upper surface 21a of the launder body 20, and supplies the water to the table 2 of the table gravity concentrator 1, and a distribution member 30 which is attached to a lower surface 21b of the launder body 20, and contacts water dropping from the upper surface 21a of the launder body 20 and flowing to the table 2 of the table gravity concentrator 1 to distribute the water.