Ceramic Drying Apparatus Box Junction Maintenance Access

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Solution Overview

Problem

Traditional in-line drying apparatuses for ceramic products face challenges in maintenance accessibility due to their modular structure and limited access to internal channels, particularly in multi-storey systems, leading to increased idle times and maintenance costs.

Innovation Solution

The introduction of a box junction element between drying units allows for easier access and maintenance by providing a continuous channel path and a movable element that can be reconfigured to facilitate access, enabling maintenance of both traditional and multi-channel systems without requiring significant modifications to existing production lines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional modular drying units are used with fixed inlet/outlet openings, then the structural integrity and thermal insulation are maintained, but maintenance accessibility to internal channels is limited and difficult

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The drying unit is divided into modular sections with movable elements that can be independently accessed. The channel system is segmented into accessible portions and sealed portions, allowing maintenance personnel to access specific sections without disassembling the entire structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention introduces movable elements (such as movable walls or doors) that can transition between sealed and open positions. These dynamic components allow the structure to adapt during maintenance operations, providing access when needed and maintaining thermal integrity during operation.

Inventive Principle:
Principle #15Dynamics

2Productivity

If multiple thermal units are installed in succession to increase drying capacity, then productivity is improved, but maintenance complexity and time required increase significantly

Engineering Contradiction:
Improvedrying capacityVSAvoidmaintenance time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

Each thermal unit is designed as an independent modular module with standardized access points. This segmentation allows maintenance personnel to work on one module at a time while others remain operational, reducing overall maintenance time for multi-unit systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable elements are pre-positioned and easily operable, allowing quick access preparation before maintenance begins. Access points are designed to be opened rapidly without complex disassembly procedures, minimizing the time units need to be taken offline.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If access openings are made larger to improve maintenance access, then ease of operation improves, but thermal insulation performance deteriorates

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidthermal insulation performance
Core Design Contradiction:
Ease of operationVSUse of energy by stationary object

Solution Approach 1:

Movable elements provide large openings during maintenance that can be fully opened for access, then closed and sealed during operation. This dynamic capability allows the structure to have large access areas when needed without permanently compromising thermal insulation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable elements act as intermediaries between the internal channel and external environment. When closed, they provide thermal isolation; when opened, they enable access. This mediator component allows both large access and good insulation to coexist at different times.

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 configuration simplifies maintenance operations, reduces idle times, and lowers maintenance costs by allowing easy access to all sections of the drying apparatus, including areas distant from inlet and outlet sections, thereby improving overall operational efficiency.

Implementation Method 1

the ceramic products are hit by strong jets or streams of hot air, at controlled temperature, thereby accelerating the process for the removal of moisture from said products

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 2

the hot air, that is introduced into the dryer, subtracts moisture from the ceramic products

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentEP3329199B1Drying apparatus for ceramic products
Publication Date: 2020.02.05 SITI B&T GROUP SPA
  • EP3329199B1 patent drawingFigure 1~2
  • EP3329199B1 patent drawingFigure 3~4
  • EP3329199B1 patent drawingFigure 5~6

AI summary

An in-line drying apparatus (1, 100) for ceramic products comprises at least one first drying unit (2, 102), at least one second drying unit (2', 102') aligned in mutual succession, at least one channel (10, 110) for the transit of ceramic products to be dried, elements (11, 111) for supporting and conveying the ceramic products along a direction of advance (A), provided along said at least one channel (10, 110), and at least one box junction element (3, 103) interposed between said at least one first drying unit (2, 102) and said at least one second drying unit (2', 102'),and configurable in such a way as to provide an access passage into said at least one channel (10, 110).