Removable Burn Pot Assembly for Easier Auger Cleaning

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Solution Overview

Problem

Pellet grills and smokers face issues with ash and debris accumulation around the auger, leading to jamming and potential malfunction, as existing cleaning methods are cumbersome and require removal of multiple components, including panels and motors, which can be difficult with inaccessible tools.

Innovation Solution

A removable ash clean out mechanism allows the burn pot to be taken out for easy cleaning, featuring a handle for removal and reinsertion, with a flow channel for improved airflow, and a mechanism housing that includes an adapter collar for secure coupling and cleaning access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the burn pot is made removable for easy cleaning, then the ease of operation is improved, but the device complexity increases due to the adapter collar and coupling mechanisms

Engineering Contradiction:
Improveease of cleaningVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The burn pot is separated from the mechanism housing as an independent removable component, allowing it to be detached for cleaning without disassembling the entire appliance. This segmentation enables the burn pot to be cleaned separately while the mechanism housing remains intact.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The burn pot is extracted as a removable component that can be taken out from the mechanism housing via the adapter collar interface. This extraction allows users to remove the burn pot for cleaning purposes without needing to disassemble other parts of the appliance.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If the burn pot is removed for cleaning, then the ease of operation is improved, but the loss of time increases due to removal and reinsertion steps

Engineering Contradiction:
Improveease of cleaningVSAvoidcleaning time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The burn pot is designed as a separate removable segment that can be quickly detached and reattached. This segmentation allows for rapid removal and reinsertion compared to disassembling the entire appliance, reducing the time required for cleaning operations.

Inventive Principle:
Principle #1Segmentation

3Productivity

If the burn pot includes a flow channel for improved airflow, then the productivity is improved, but the device complexity increases due to the additional flow channel structure

Engineering Contradiction:
Improveairflow efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The flow channel is merged with the burn pot body as an integrated feature rather than a separate component. This combining allows the burn pot to provide both its primary function of holding fuel and the secondary function of directing airflow, improving combustion efficiency without adding separate airflow control mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

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

Facilitates easier and more efficient cleaning of the auger and internal components, preventing jamming and malfunction by allowing straightforward removal and reinsertion of the burn pot, while enhancing airflow during cooking.

Implementation Method 1

a hot rod that combusts the fuel when distributed by the auger

Methodology Applied
Scientific EffectCombustion: Combustion

Implementation Method 2

The burn pot can also include a flow channel extending circumferentially around the burn pot body and providing improved air flow during the cooking process

Methodology Applied
Scientific EffectFluid flow:

Data Source

PatentUS11617472B2Removable ash clean out assembly
Publication Date: 2023.04.04 DANSONS US LLC
  • US11617472B2 patent drawing
  • US11617472B2 patent drawing
  • US11617472B2 patent drawing

AI summary

Disclosed is an ash clean out mechanism including a burn pot removable from the remainder of the appliance to allow easier cleaning of the auger or other functional components within the appliance. The burn pot can include a handle that a user can pull to remove the burn pot from an adapter collar located within the interior of the appliance. The user can then clean the interior of the appliance and thereafter insert the burn pot into the appliance. For example, the user can push the burn pot by guiding a lower plate of the burn pot along a lip of the appliance and into a landing area where a body of the burn pot can rest on the adapter collar. The burn pot can also form a flow channel around the burn pot body to provide improved airflow during the cooking process.