Dust Collector Electrification Assembly for Abnormal Discharge Isolation

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Solution Overview

Problem

Dust accumulation in the casing of an electric dust collector leads to the formation of a physical conduction route between discharge and counter electrodes, causing abnormal discharges and degrading the electrification part's performance.

Innovation Solution

The discharge and counter electrodes are physically blocked from each other by support parts and covers, with fastening members securing the assembly, preventing direct contact and abnormal discharges.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If discharge electrodes and counter electrodes are coupled to the casing, then the electrification part can be assembled and operated, but dust accumulates in the casing and forms conduction routes causing abnormal discharges

Engineering Contradiction:
Improveelectrification part performanceVSAvoidabnormal discharge
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The electrode coupling structure is segmented into multiple isolation parts (first isolation part, second isolation part, third isolation part) that divide the coupling space into separate regions. This segmentation prevents dust from forming continuous conduction routes between discharge electrodes and counter electrodes, thereby eliminating abnormal discharges while maintaining operational reliability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Isolation parts are introduced as intermediary elements between the discharge electrodes and counter electrodes at the casing coupling points. These intermediary parts physically block dust accumulation and prevent direct conduction, serving as mediators that eliminate the harmful effect of dust-induced abnormal discharges

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If electrodes are coupled to the casing, then the structure is stable, but dust forms physical conduction routes between electrodes

Engineering Contradiction:
Improveelectrode-casing coupling stabilityVSAvoidconduction route formation
Core Design Contradiction:
Stability of the object's compositionVSObject-generated harmful factors

Solution Approach 1:

The coupling structure is divided into multiple isolated coupling regions using isolation parts. Each region maintains stable electrode-casing coupling while preventing dust from bridging between different electrode types, thus preserving structural stability without enabling conduction route formation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the coupling structure are given different local qualities through the isolation parts. The isolation parts create locally distinct electrical zones that maintain coupling stability in each region while preventing harmful conduction between regions where dust accumulates

Inventive Principle:
Principle #3Local quality

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

Prevents abnormal discharges even with dust accumulation, maintaining the electrification part's performance over time.

Implementation Method 1

an electrification part configured to electrify dust particles so that the dust particles have particular charges by means of a corona discharge phenomenon

Methodology Applied
Scientific EffectCorona discharge: Corona Discharge

Data Source

PatentUS20250360516A1Electrification part for electric dust collector
Publication Date: 2025.11.27 HANON SYST CO LTD
  • US20250360516A1 patent drawing
  • US20250360516A1 patent drawing
  • US20250360516A1 patent drawing

AI summary

The present invention relates to an electrification part for an electric dust collector, the electrification part including a casing, a counter electrode having two opposite ends coupled to the casing, a first support part configured to cover and block one end of the counter electrode, a second support part configured to cover and block the other end of the counter electrode, and a discharge electrode disposed to be spaced apart from the counter electrode and coupled to the first support part and the second support part, in which one side of the discharge electrode is physically separated from one end of the counter electrode and the other side of the discharge electrode is physically separated from the other end of the counter electrode.