Child Safety Seat Base Locking Structure for Vehicle Fit Adjustment
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Solution Overview
Problem
Current child safety seat bases have complex structures and high manufacturing costs, making them inefficient for adapting to different vehicle models.
Innovation Solution
A base for a child safety seat featuring a telescopic tube with locking portions and a locking member that can be operated to engage or disengage, allowing for adjustable positioning relative to the base bracket, along with an operating assembly and elastic members for easy length adjustment, simplifying the structure and reducing costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a base with adjustable mounting position is provided to adapt to different vehicle models, then adaptability is improved, but device complexity increases
Solution Approach 1:
The base is divided into a base bracket and a telescopic tube that can slide relative to each other. The telescopic tube is further segmented with multiple locking portions at different positions, allowing independent adjustment of the mounting position while maintaining a relatively simple overall structure.
Solution Approach 2:
The locking member is designed to be movable between locked and unlocked states, enabling dynamic adjustment of the telescopic tube length. This allows the base to adapt to different vehicle models while maintaining simplicity through a single moving component rather than multiple adjustable mechanisms.
2Adaptability or versatility
If a base with adjustable mounting position is provided to adapt to different vehicle models, then adaptability is improved, but manufacturing cost increases
Solution Approach 1:
The telescopic tube is divided into sections with locking portions at specific positions, allowing the same base design to serve multiple vehicle models. This segmentation enables a single base to replace multiple fixed-position bases, reducing overall manufacturing costs through part standardization.
Solution Approach 2:
The base bracket and telescopic tube assembly serves multiple functions: it provides structural support, enables position adjustment, and accommodates different vehicle models through the locking mechanism. This multi-functionality reduces the need for multiple specialized components, lowering manufacturing costs.
3Ease of operation
If a locking mechanism is added to enable position adjustment, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The elastic member automatically engages the locking member with the locking portion when the telescopic tube is extended or retracted to a locked position. This self-service mechanism eliminates the need for manual locking operations, improving ease of use while adding minimal structural complexity.
Solution Approach 2:
The elastic member replaces complex mechanical locking systems with a simpler spring-based engagement mechanism. The elastic force automatically provides the locking action, eliminating the need for threads, clips, or multiple moving parts that would increase structural 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 provides a simple, cost-effective mechanism for adjusting the telescopic tube's length to fit various vehicle models, enhancing usability and reducing manufacturing expenses while maintaining stability and safety.
Implementation Method 1
the operating assembly is provided with an elastic member capable of driving the locking member to rotate
Data Source
AI summary
The present disclosure provides a base for a child safety seat. The base includes a base bracket, an operating assembly and a telescopic tube. The operating assembly includes a locking piece connected to the base bracket, and the telescopic tube is provided with a plurality of locking portions along a length direction thereof. The locking portions is capable of being operated to engage with the locking portion, such that the telescopic tube and the base bracket are mutually locked. The locking member is capable of being operated to disengage from the locking portion, such that the telescopic tube and the base bracket are capable of sliding relative to each other. The base for the child safety seat has a simple structure and a low manufacturing cost.