Yarn Heating Box Layout for Accessible Threading and Sealing
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Solution Overview
Problem
Existing yarn treatment chambers have vertically arranged thermal treatment sections with high yarn inlet openings, making them difficult for operating personnel to access, leading to cumbersome and dangerous maintenance and threading processes, and require frequent maintenance due to sensitive sealing devices.
Innovation Solution
A yarn treatment chamber design where the yarn inlet and outlet openings are positioned at an ergonomically favorable height, with yarn deflection means allowing both openings to be accessible, using thread guide tubes as sealing devices that are easy to maintain and adaptable to different yarn thicknesses, and a receiving element system for quick access to suitable thread guide tubes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the yarn treatment chamber has a vertically arranged thermal treatment section with high yarn inlet opening, then the thermal treatment function is achieved, but the accessibility for operating personnel deteriorates
Solution Approach 1:
The patent repositions the yarn inlet and outlet openings from high vertical positions to low horizontal positions at the front of the treatment chamber. This spatial reconfiguration allows operating personnel to access the openings at waist level without requiring ladders or climbing aids, while the thermal treatment section maintains its vertical arrangement for functional effectiveness.
2Reliability
If sealing devices with elastic plastic rings are used, then the sealing function is achieved, but the service life of sealing components deteriorates
Solution Approach 1:
The patent replaces elastic plastic rings with elastic rubber rings that have superior durability and wear resistance. This material parameter change maintains the necessary elastic sealing function while significantly extending the service life of the sealing components, reducing maintenance frequency.
Solution Approach 2:
The sealing device combines multiple components including elastic rubber rings, sealing lips, and guide elements to create a composite sealing system. This composite structure distributes wear and stress across different materials, improving overall durability while maintaining effective sealing.
3Reliability
If the yarn treatment chamber uses conventional sealing devices, then the sealing function is achieved, but the maintenance frequency increases
Solution Approach 1:
The patent changes the material parameters of the sealing components from elastic plastic to elastic rubber, which has better wear resistance and longevity. This parameter change directly extends the maintenance interval by reducing the frequency of seal replacement, thereby improving overall productivity.
4Volume of moving object
If the yarn inlet opening is positioned at high vertical position, then the thermal treatment section can be compact, but the safety and ease of operation deteriorates
Solution Approach 1:
The patent relocates the yarn openings from the vertical dimension (high position) to the horizontal dimension (front position at low height). This dimensional transformation allows the thermal treatment section to maintain compact vertical arrangement while placing openings at ergonomic heights for safe and easy operation.
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 reduces the risk of accidents, minimizes operating errors, and decreases machine downtimes by ensuring easy and safe access to yarn sluices, while also improving the efficiency and reliability of the sealing process.
Implementation Method 1
a thermal treatment can be carried out on the running yarn in the central zone by blowing a pressurized, hot, gaseous or vaporous treatment medium through the yarn treatment chamber
Implementation Method 2
end zones arranged on both sides of this central zone, which are each subjected to a cooling, gaseous medium, for example compressed air
Data Source
Figure 1
Figure 1A~2A
Figure 2
AI summary
The yarn treating chamber (21) has a central zone, in which a hot, pressurized gas or vaporous medium acts on a yarn (14). A yarn inlet opening (2) and a yarn outlet opening (3) are arranged such that the moving yarn has to change its direction. A yarn bypass medium (12) is provided for guiding the yarn supplied by the yarn inlet opening to the yarn outlet opening.