Modular Integrated Car Safety Seat for Space-Saving Child Restraint
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Solution Overview
Problem
Existing car safety seats face challenges in proper installation and use, leading to improper restraint of children, and their increased size and weight reduce back seat capacity, making it difficult for families to accommodate multiple children or adults simultaneously.
Innovation Solution
A Modular Integrated Car Safety Seat (MICSS) with a base assembly, adjustable seat, backrest assembly, and actuation mechanisms for seat height, backrest inclination, and headrest adjustment, allowing seamless conversion between a safety seat and a regular seat, facilitated by electric, pneumatic, or hydraulic driving means and remote control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a car safety seat is designed as a single integrated unit, then structural strength and reliability are improved, but device complexity and difficulty of repair increase
Solution Approach 1:
The car safety seat is divided into multiple modular components including a shell assembly, a removable insert assembly with harness system, and a base assembly. These segments can be independently manufactured, inspected, and replaced, reducing overall system complexity while maintaining structural integrity through standardized connection interfaces.
Solution Approach 2:
The modular design creates universal interfaces that allow different insert assemblies to be used with the same base and shell assembly. The standardized connection mechanisms enable multiple configurations and replacements without requiring complete system replacement, improving repairability while maintaining reliability.
2Reliability
If a car safety seat is designed as a single integrated unit, then structural strength is improved, but ease of repair and replacement deteriorate
Solution Approach 1:
The seat system is segmented into replaceable modules where the insert assembly containing the harness can be independently removed and replaced. This allows repair of worn components without replacing the entire seat structure, maintaining structural strength while significantly improving ease of repair.
Solution Approach 2:
The modular design enables selective replacement of worn or damaged insert assemblies while retaining the durable shell and base components. This extends the overall product lifecycle and facilitates easier maintenance and repair operations.
3Ease of repair
If a car safety seat uses multiple separate components, then ease of repair and replacement are improved, but device complexity increases
Solution Approach 1:
While maintaining modular components, the design merges the insert assembly with integrated harness systems and connection mechanisms that simplify assembly. The standardized interfaces combine multiple functions (attachment, adjustment, safety) into unified components, reducing the effective complexity despite multiple replaceable parts.
4Manufacturing precision
If a car safety seat is designed as a single integrated unit, then manufacturing precision is improved, but adaptability deteriorates
Solution Approach 1:
The modular architecture allows each component to be manufactured with optimized precision requirements for its specific function, then assembled through standardized interfaces. This segmentation enables adaptability through different insert configurations while maintaining manufacturing precision through focused production of individual modules.
Solution Approach 2:
The standardized connection interfaces and universal base assembly enable multiple insert types and configurations to work with the same core structure, significantly improving adaptability while maintaining manufacturing precision through repeated use of standardized components.
Data Source
Figure 1A~1B
Figure 2A~2C
Figure 2D
AI summary
The present invention provides a Modular Integrated Car Safety Seat (MICSS 100) that comprises a base assembly that includes a seat and a backrest assembly rotatably connected to the base assembly. The backrest assembly features an adjustable headrest with an adjustment mechanism and actuator, as well as safety belts. The MICSS further includes a seat height adjustment mechanism for the seat and an inclination adjustment mechanism for adjusting the backrest assembly into at least two detachable locked positions for use as a car safety seat or as a regular vehicle seat cushion. The base assembly is configured for rigid attachment to a vehicle's chassis, while the adjustment mechanisms are enclosed within the base and backrest assemblies so that in the stored position, all components are contained within the external boundaries of the MICSS, allowing for interchangeable installation with a vehicle's seat cushion or a portion thereof.