Inflatable Pressure Control Mechanism for Safe Auto Inflation
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Solution Overview
Problem
Conventional inflating appliances for inflatable products cannot determine the air pressure within the inflatable body, which may impact safety during inflation and deflation processes.
Innovation Solution
A pressure-controlling appliance that includes an inflation-deflation controlling mechanism and a pressure-controlling mechanism, which automatically controls the inflation-deflation valve and pump switch based on pressure references, ensuring safe and controlled inflation and deflation by using movable assemblies, valves, and electromagnets to manage the inflation-deflation process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional inflating appliance is used, then the structure is simple, but the safety is compromised due to inability to determine air pressure
Solution Approach 1:
The patent implements a feedback mechanism where the pressure-controlling mechanism continuously monitors the air pressure in the inflatable body and automatically adjusts the inflation-deflation valve and pump switch based on the pressure feedback. This closed-loop control system ensures safety by preventing over-inflation while maintaining a relatively simple overall structure through automatic control.
Solution Approach 2:
The pressure-controlling mechanism operates autonomously by automatically controlling the inflation-deflation valve and pump switch based on pressure detection. The system serves itself by eliminating the need for manual pressure monitoring and intervention, thereby improving safety without requiring complex external control systems.
2Reliability
If automatic pressure control is implemented, then the safety is improved, but the ease of operation is reduced due to automatic control mechanisms
Solution Approach 1:
The pressure-controlling mechanism operates autonomously by automatically controlling the inflation-deflation valve and pump switch based on pressure detection. The system serves itself by eliminating the need for manual pressure monitoring and intervention, thereby improving safety without requiring complex external control systems.
Solution Approach 2:
The patent replaces manual mechanical pressure monitoring and control with an automatic pressure-controlling mechanism that uses pressure detection and automatic valve/pump control. This substitution of manual operation with automatic mechanical-electrical control improves safety while maintaining user-friendly operation through simple initiation.
3Measurement precision
If pressure-controlling mechanism is added, then the measurement precision of air pressure is improved, but the device complexity increases
Solution Approach 1:
The patent implements a feedback mechanism where the pressure-controlling mechanism continuously monitors the air pressure in the inflatable body and automatically adjusts the inflation-deflation valve and pump switch based on the pressure feedback. This closed-loop control system ensures safety by preventing over-inflation while maintaining a relatively simple overall structure through automatic control.
Solution Approach 2:
The pressure-controlling mechanism acts as an intermediary between the pump system and the inflatable body, providing precise pressure measurement and automatic control. This intermediary component enables accurate pressure detection and control without requiring complex integration into the existing pump and valve system.
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
Simplifies user operation and maintains safety by automatically controlling the inflation and deflation processes based on pressure thresholds, preventing over-inflation or under-deflation.
Implementation Method 1
When the pressure in the inflatable body is higher than the high reference pressure during inflation, the moving shaft moves upward. When the pressure in the inflatable body is lower than the low reference pressure during deflation, the moving shaft moves downward.
Implementation Method 2
The moving shaft moves upward or downward based on the pressure in the inflatable body
Implementation Method 3
the valve shaft is returned by the recovering device
Implementation Method 4
The pressure-controlling mechanism comprises a moving bladder, a moving shaft, a detecting switch, an electromagnet and a third linking rod
Data Source
AI summary
A pressure-controlling appliance for an inflatable product has a inflatable body, a pump mounted in the inflatable body, a pump switch and an inflation-deflation valve. The pump inflates or deflates the inflatable bodythrough the inflation-deflation valve. The pressure-controlling appliance also comprises an inflation-deflation controlling mechanism and a pressure-controlling mechanism. The inflation-deflation controlling mechanism is applied to open and close the inflation-deflation valve and to turn the pump switch on or off. The pressure-controlling mechanism operates the inflation-deflation controlling mechanism according to the pressure in the inflatable body that compared with the high or low reference pressure.