Sanitary device and method for producing a sanitary device
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Solution Overview
Problem
Existing sanitary fixtures face challenges in achieving cost-effective production with good functional properties while maintaining ecological sustainability and recyclability, as well as providing adequate thermal and acoustic insulation.
Innovation Solution
A sanitary device is produced using a molded body composed of expanded glass particles bound by a hardened binder, such as water glass, which offers high stability, strength, and durability, allowing for efficient recycling and reduced material usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If polyurethane foam is used as volume material, then thermal and acoustic insulation are improved, but recyclability deteriorates due to intimate bonding with steel enamel
Solution Approach 1:
The invention extracts the problematic polyurethane foam material and replaces it with a recyclable alternative (cementitious or mineral-based material) that provides equivalent thermal and acoustic insulation properties while allowing for easy separation and recycling of the steel enamel bathtub at end-of-life
Solution Approach 2:
The invention changes the material parameters from organic polyurethane foam to inorganic cementitious or mineral-based materials, maintaining the insulating properties (thermal conductivity and acoustic absorption) while fundamentally improving recyclability and compatibility with steel enamel surfaces
2Reliability
If conventional volume materials are used, then functional properties are achieved, but ecological sustainability and recyclability deteriorate
Solution Approach 1:
The invention uses composite materials consisting of cementitious or mineral-based binders combined with insulating aggregates (such as expanded glass, perlite, or vermiculite) to create a volume material that provides both functional properties (strength, insulation) and ecological benefits (recyclability, low environmental impact)
Solution Approach 2:
The invention transitions from synthetic organic materials to natural inorganic materials, changing the chemical composition parameters to achieve both functional performance and ecological sustainability through use of recyclable and environmentally benign substances
3Ease of manufacture
If material usage is reduced, then cost-effectiveness is improved, but strength and stability deteriorate
Solution Approach 1:
The invention employs porous cementitious or mineral-based volume materials with optimized pore structures that provide high strength-to-weight ratios, allowing reduced material usage and cost-effectiveness while maintaining adequate load-bearing capacity through efficient structural design of the porous matrix
Solution Approach 2:
The invention uses composite formulations combining cementitious binders with reinforcing elements and insulating aggregates in optimized proportions to achieve maximum strength with minimum material quantity, improving cost-effectiveness without compromising structural integrity
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
The solution provides a sanitary device with improved thermal and acoustic insulation, enhanced load-bearing capacity, and excellent recyclability, while reducing material costs and environmental impact.
Implementation Method 1
improved thermal and acoustic insulation
Implementation Method 2
improved thermal and acoustic insulation
Implementation Method 3
a molded body made of volume material formed from expanded glass particles and a binding agent in the form of water glass that has been shaped and hardened
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
The invention relates to a sanitary device comprising a shaped body made of a volume material (7). According to the invention, the volume material is formed from expanded glass particles (8) and a cured binder (9) in the form of water glass that binds the expanded glass particles (8). The invention also relates to a method for producing the sanitary device, wherein, to form a shaped body from a volume material (7), expanded glass particles (8) and water glass are provided as a binder (9), shaping takes place, and the volume material (7) is formed by curing the binder (9).