Belt Alignment System for Industrial Oven Conveyor
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Solution Overview
Problem
Conventional industrial ovens are inefficient in energy use due to poor design and lack of insulation, leading to significant heat and energy loss, which increases the energy consumption in cooking food products.
Innovation Solution
The oven design incorporates insulated conveyor zones with infrared burners positioned above and below the conveyors to retain heat, and an outer oven zone that envelops the cooking zone to minimize heat loss, along with a belt alignment system that automatically adjusts for misalignment without human oversight, using materials suitable for high-temperature environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional industrial ovens are used without insulation, then the device complexity is low, but energy loss is significant
Solution Approach 1:
The oven is divided into multiple insulated zones (cooking zone, preheat zone, cooling zone) with independent insulation structures. Each zone has its own thermal boundaries, allowing targeted heat retention where needed while reducing overall energy loss without requiring complete insulation of the entire oven structure.
Solution Approach 2:
The patent implements nested insulation structures where inner insulated zones are contained within outer insulated zones. The cooking zone is nested within the preheat zone, which is nested within the cooling zone, creating concentric thermal barriers that maximize heat retention efficiency while minimizing the total insulation material required.
2Use of energy by moving object
If burners are positioned close to the conveyor to improve heating efficiency, then energy use is reduced, but the reliability decreases due to high-temperature environment
Solution Approach 1:
The patent introduces infrared-transparent windows and reflective surfaces as intermediaries between the burners and the conveyor belt. These components allow thermal energy to be efficiently transferred to the food while protecting the conveyor system from direct exposure to extreme burner temperatures, thus maintaining both energy efficiency and operational reliability.
Solution Approach 2:
The patent employs thin-film infrared-transparent materials and flexible thermal barriers that can withstand high temperatures while allowing radiant heat to pass through. These thin films enable close positioning of burners to the conveyor for efficient heating while maintaining the structural integrity and reliability of the conveyor system in the high-temperature environment.
3Productivity
If manual belt alignment is used, then the device complexity is low, but productivity decreases due to requiring human oversight
Solution Approach 1:
The patent implements self-aligning conveyor mechanisms with automatic tracking systems that continuously adjust the belt position based on detected misalignment. The system uses simple mechanical feedback loops where guide rollers automatically correct belt drift without requiring external control systems, sensors, or human intervention, thereby improving productivity while keeping the alignment system mechanically simple.
4Loss of energy
If insulated zones are added to retain heat, then energy consumption is reduced, but the manufacturing precision becomes more difficult
Solution Approach 1:
The insulation system is segmented into modular panels and pre-assembled units that can be independently installed in different zones. This segmentation allows the insulation to be manufactured and installed in discrete sections rather than requiring complex custom-fitted insulation for the entire oven, thereby improving heat retention while simplifying the manufacturing and installation process.
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 design significantly reduces energy consumption by retaining heat near the foodstuff and minimizing heat loss, while ensuring safe and reliable operation in high-temperature environments, thus enhancing cooking efficiency and reducing maintenance costs.
Implementation Method 1
a first burner directs heat toward the first conveyor from above the first conveyor and a second burner directs heat toward the first conveyor from below the first conveyor
Implementation Method 2
first conveyor insulators substantially surround the first conveyor and thereby define a first zone
Data Source
AI summary
A belt alignment system has a first element movable in response to mechanical interference between the first element and a lateral side of a belt and a steering roller mechanically configured to change position in response to the mechanical interference. A method of aligning a belt includes changing a lateral position of a lateral side of a belt, receiving lateral movement of the belt as an input, translating the lateral movement of the belt into a change in position of a steering roller, and employing the steering roller to move the belt in a lateral direction. An oven has a belt configured for rotation in a longitudinal direction and an alignment system configured to mechanically translate movement of the belt in a transverse direction that is substantially perpendicular to the longitudinal direction into an angular movement of a steering roller relative to the transverse direction.