Hookah Smoke Generator Baffle Design

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Solution Overview

Problem

Traditional hookah smoke generators allow coal ashes and charcoal debris to contaminate the smoking mixture due to direct holes in the thermal screen, degrading the smoking experience by introducing an unpleasant taste.

Innovation Solution

A smoke generator design featuring a bowl and hearth with a baffle in the fluid circulation path between the heating element and the mixture, preventing direct contact and using an ascending section to prevent ash migration, along with a second air inlet for self-regulating combustion, and a heat exchanger for temperature control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If direct holes are made through the thermal screen to allow fluid circulation, then heat transfer efficiency is improved, but ash and coal debris can pass through and pollute the mixture

Engineering Contradiction:
Improveheat transfer efficiencyVSAvoidash and coal debris contamination
Core Design Contradiction:
Use of energy by moving objectVSObject-affected harmful factors

Solution Approach 1:

A baffle element is introduced as an intermediary component between the thermal screen and the mixture receptacle. This baffle blocks the direct path of ash and coal debris while allowing the heated air to pass through, thus maintaining heat transfer efficiency while preventing contamination of the smoking mixture

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The internal structure of the smoke generator is segmented into distinct zones: a heating zone with the thermal screen, a baffle zone that separates and redirects flow, and a mixture zone. This segmentation allows the heated air to circulate through controlled paths while physical barriers prevent solid debris from reaching the mixture

Inventive Principle:
Principle #1Segmentation

2Productivity

If the heating element is placed directly above the mixture for efficient heating, then combustion efficiency is improved, but ash and coal can fall directly into the mixture

Engineering Contradiction:
Improvecombustion efficiencyVSAvoidash and coal contamination
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The baffle serves as a mediator between the heating element and the mixture, allowing thermal energy to pass through while blocking solid particles. This maintains the direct overhead positioning for efficient heating while preventing ash and coal from contaminating the mixture

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

Instead of preventing contamination only through vertical barriers, the invention introduces horizontal flow redirection through the baffle structure. The heated air is forced to travel horizontally along the baffle surface before reaching the mixture, adding a dimensional aspect to the protection mechanism

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 ash and charcoal debris from polluting the mixture, enhances the smoking experience with improved taste and controlled combustion, and reduces the need for adjustable air inlets.

Implementation Method 1

The device is shaped to allow a first circulation of fluid from the bowl to the receptacle, the first circulation comprising at least one baffle which makes it possible to avoid a direct rectilinear path

Methodology Applied
Scientific EffectFluid circulation: Convection

Implementation Method 2

The heating element H communicates its heat to the mixture M, on the one hand by contact and on the other hand by means of a first circulation of fluid C1

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 3

The heating element H communicates its heat to the mixture M, on the one hand by contact and on the other hand by means of a first circulation of fluid C1 between the heating element H and the mixture M

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 4

The first circulation comprises at least one ascending section, the cover comprises at least one first duct arranged in its thickness capable of allowing the first circulation

Methodology Applied
Scientific EffectGravitational separation: Gravitation

Data Source

PatentEP3558036B1Improved shisha or hookah
Publication Date: 2022.11.30 NGUYEN THANG
  • EP3558036B1 patent drawingFigure 1~2
  • EP3558036B1 patent drawingFigure 3~4
  • EP3558036B1 patent drawingFigure 5

AI summary

Device (1) for generating smoke for a hookah, comprising a tray (2) and a bowl (3), the tray (2) being shaped for placement at the top of a hookah stem and comprising a receptacle (20) suitable for receiving a smoking mixture, the bowl (3) being shaped for arrangement at the top of the tray (2) above the mixture, being suitable for receiving a heating element (H) and comprising a base (4) suitable for supporting the heating element (H) and for imparting its heat to the mixture, and a cover (5) closing up the bowl (3), the device (1) being shaped to allow circulation (C1) of fluid from the bowl (3) to the receptacle (20), the circulation (C1) comprising at least one baffle.