Towel heating barrel
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Solution Overview
Problem
Existing towel heating barrels suffer from low drying efficiency, air outlet blockage, and safety hazards due to uncontrolled temperature rise when warm air is not exhausted properly.
Innovation Solution
A towel heating barrel design featuring an air duct bracket to guide warm air out, a weight micro switch elastic head for automatic heating circuit control, and a spreadable towel hanging mechanism to enhance air circulation and prevent overheating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If towels are rolled into rolls or directly piled up for heating, then the heating process is simple to operate, but the heating and drying efficiency is low due to difficulty in local continuous heating
Solution Approach 1:
The patent introduces a rotating rack that can rotate within the heating barrel, transforming the static towel placement into a dynamic system. The rotation mechanism allows different parts of the towel to continuously pass through the heating zone, ensuring uniform heating and drying while maintaining simple operation through automatic rotation.
Solution Approach 2:
The patent adds a rotational dimension to the traditional linear heating approach. By introducing radial movement through the rotating rack, the heating process transitions from a single-direction heat flow to a multi-dimensional heating pattern, significantly improving drying efficiency while keeping the interface simple for users.
2Device complexity
If the towel is placed directly on the inner wall of the heating barrel, then the structure is simple, but the air outlet is easily blocked causing hot air to be unable to circulate and temperature to rise too high creating safety hazards
Solution Approach 1:
The patent introduces an air duct bracket as an intermediary component between the towel and the air outlet. This bracket guides the hot air flow and prevents direct blockage by the towel, maintaining simple overall structure while ensuring reliable air circulation and preventing dangerous temperature buildup.
Solution Approach 2:
The patent incorporates a weight micro switch that detects whether the air outlet is blocked. When blockage is detected, the system automatically adjusts or shuts down the heating process, providing a feedback mechanism that maintains safety without significantly increasing structural complexity.
3Use of energy by moving object
If the cover is tightly sealed, then heat retention is improved, but when warm air is not exhausted smoothly the temperature in the barrel continues to rise posing safety hazards
Solution Approach 1:
The patent uses a weight micro switch connected to the cover sealing mechanism that provides feedback on the sealing status. When the cover is properly sealed, heating is enabled for energy efficiency; when sealing is improper or air flow is blocked, the system automatically shuts down to prevent dangerous temperature rise, thus resolving the contradiction between heat retention and safety.
Solution Approach 2:
The system automatically monitors its own operating conditions through the weight micro switch and adjusts the heating process accordingly. The device performs self-diagnosis of sealing status and air flow conditions, enabling or disabling heating without user intervention, thereby maintaining both energy efficiency and safety.
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
Improves drying efficiency by ensuring air circulation and prevents safety hazards by automatically disconnecting the heating circuit when the cover is not tightly sealed, maintaining safe internal temperatures.
Implementation Method 1
a heating wire arranged on an outer wall of the inner tank
Implementation Method 2
a warm air assembly arranged between the inner tank and the outer shell
Data Source
AI summary
A towel heating barrel, comprising a barrel body, a warm air assembly and a heating circuit arranged inside the barrel body, and also comprising an air duct bracket arranged inside an inner tank to guide the warm air blown out by the warm air assembly from an air outlet to outside of the barrel body, and a weight micro switch elastic head connected in series with the heating circuit and cooperates with the cover to realize the on-off of the heating circuit. In the present application, the air duct bracket provided can make the warm air blown by the warm air assembly flow from the air outlet to the outside of the barrel, so as to prevent the hot air from not being able to circulate out and cause the local part of the barrel to continue to heat up, resulting in excessive temperature and potential safety hazards.