Double-Elastic Ship Power Unit Mounting System
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Solution Overview
Problem
Existing storage platforms for vibration generating units on naval ships and underwater vehicles require significant space and lack adaptability for individual units, leading to inefficient use of space and inadequate noise reduction.
Innovation Solution
A storage platform system utilizing a base frame with resilient elements and bearing elements that form a double-elastic mounting system, minimizing vertical height and allowing individual adjustment, while maintaining damping effects and optimizing space utilization through parallel surfaces and reinforced girder construction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single-elastic mounting system is used, then the structure is simple, but the vertical height requirement is large and adaptability to different units is poor
Solution Approach 1:
The mounting system is segmented into two independent elastic mounting stages: a upper elastic mounting element connecting the device platform to the base frame, and a lower elastic mounting element connecting the base frame to the installation surface. This segmentation allows each stage to be optimized independently, reducing the total vertical height while maintaining adaptability.
Solution Approach 2:
The patent transitions from a single-elastic-element design to a dual-elastic-element design arranged in series vertically. This dimensional arrangement allows the system to achieve the same vibration isolation performance with reduced footprint by distributing the elastic deformation across two stages rather than requiring one large elastic element.
2Device complexity
If a single-elastic mounting system is used, then the structure is simple, but adaptability to different vibration-generating units is insufficient
Solution Approach 1:
The mounting system incorporates adjustable components including variable-stiffness elastic elements and reconfigurable bearing elements that can be positioned at different locations on the base frame. This dynamic adjustability allows the system to be adapted to different vibration-generating units with varying weight, vibration characteristics, and mounting requirements without requiring a complete redesign.
3Adaptability or versatility
If a dual-elastic mounting system is implemented, then adaptability to different units is improved, but the vertical height requirement increases
Solution Approach 1:
The device platform is nested within the base frame structure, with the upper elastic mounting element connecting the platform to the frame interior. The lower elastic mounting element connects the base frame to the installation surface. This nested arrangement allows the dual-elastic system to be compacted vertically, reducing the overall height requirement while maintaining the adaptability benefits of the two-stage mounting system.
4Adaptability or versatility
If more bearing elements are added for individual coordination, then adaptability is improved, but device complexity increases
Solution Approach 1:
The base frame is designed with multiple standardized bearing element positions and standardized mounting fields that can accommodate different device platforms. The bearing elements themselves are standardized components that can be used in various configurations. This universal design allows a single base frame structure to adapt to multiple different vibration-generating units without requiring custom-designed mounting systems for each unit, thereby improving adaptability while controlling complexity.
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 minimizes space requirements, allows for efficient adaptation to different units, and effectively reduces structure-borne noise by creating a high-rigidity system with reduced vibration entry into the installation surface, enabling easier movement and increased storage capacity.
Implementation Method 1
the base frame is arranged via spring-elastic elements and a support surface
Implementation Method 2
effectively reduces structure-borne noise by creating a high-rigidity system with reduced vibration entry into the installation surface
Data Source
Figure 1
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Figure 3
AI summary
An equipment platform (11) holds vibratory equipment. A base frame (12) holds the equipment platform. First springy flexible elements (13) fit between the equipment platform and the base frame. Second springy flexible elements (14) fit between the base frame and a mountable surface (15).