Mechanical Cooling Basin for Non-Electric Temperature Control
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Solution Overview
Problem
Existing cooling arrangements for cast parts require electrical energy, leading to increased installation costs and complexities, especially when installed in explosive-protected areas.
Innovation Solution
A self-sufficient cooling system that operates without electrical energy, utilizing a mechanical heat exchanger connected to a mechanical temperature regulator and a float-activated mechanical valve to control liquid level and temperature, eliminating the need for electrical components and lines.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electrical components (temperature sensors, electromagnetic valves, circulating pumps) are used to control temperature and liquid level, then precise temperature control and automated operation are achieved, but installation costs increase and electrical energy is required
Solution Approach 1:
The patent replaces electrical temperature sensors and electromagnetic valves with a mechanical bimetallic strip temperature regulator that directly controls a mechanical valve. The bimetallic strip bends with temperature changes to open or close the valve, eliminating the need for electrical components while maintaining temperature control functionality.
Solution Approach 2:
The system uses passive thermal conduction through the basin wall to sense temperature changes and automatically triggers the cooling mechanism when the liquid reaches a critical temperature. The mechanical valve and bimetallic strip form a self-regulating system that requires no external power or control electronics.
2Ease of operation
If electrical components are installed in the basin system, then automated temperature regulation is achieved, but special precautions are required for explosive-protected areas
Solution Approach 1:
The patent eliminates all electrical components from the basin system, replacing them with purely mechanical elements (bimetallic strip, mechanical valve, float). This removes the risk of electrical sparks or overheating that could trigger explosions in hazardous environments while maintaining automated temperature and level control.
Solution Approach 2:
By using a completely non-electrical, mechanical system, the patent creates an inherently safe environment for explosive-protected areas. The mechanical components cannot generate electrical sparks or electromagnetic interference, effectively creating a safe operating environment without requiring special explosion-proof enclosures or certifications.
3Temperature
If electrical energy is supplied to the cooling system, then precise temperature control is achieved, but installation expense increases due to electrical lines and components
Solution Approach 1:
The patent replaces electrical temperature control systems with a mechanical bimetallic strip regulator that responds to temperature changes through thermal conduction. This eliminates the need for electrical wiring, power supplies, and electronic control components, significantly reducing installation costs while maintaining temperature control capability.
Solution Approach 2:
The patent extracts and removes all electrical components from the cooling system, retaining only the essential thermal control function through purely mechanical means. This simplification eliminates expensive electrical infrastructure requirements while preserving the core temperature regulation capability.
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
Enables cost-effective installation and safe operation in explosive-protected spaces by using mechanical means to regulate temperature and liquid level, ensuring efficient cooling of cast parts without electrical power.
Implementation Method 1
a heat exchanger, in particular a heat exchanger plate arranged in the liquid which is connected via a mechanical valve of a mechanical temperature regulator to a line conducting water
Implementation Method 2
a mechanical valve is arranged in the line and is connected by a connecting element such as a lever to a float present in the liquid of the basin
Implementation Method 3
a heat exchanger plate arranged in the liquid which is connected via a mechanical valve of a mechanical temperature regulator to a line conducting water, wherein the sensing element of the temperature regulator is located in the liquid
Data Source
AI summary
A non-electric temperature-controlled basin for cooling cast parts, the basin being provided with a liquid, a level sensor, a temperature sensor, and a heat exchanger; and a method for cooling the cast parts.