Door Guardrail Movable Baffle Locking Mechanism
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Solution Overview
Problem
Existing door guardrails are inconvenient as they require repeated opening and closing to allow pets to enter or leave a limited area, restricting their movement while the guardrail is closed.
Innovation Solution
A door guardrail with a movable baffle and locking device that allows pets to pass through without opening or closing the guardrail, featuring a guide rod system and a rotating block mechanism for easy operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the door guardrail is kept closed to prevent children and pets from entering or leaving the limited area, then safety is improved, but convenience deteriorates because users must repeatedly open and close the guardrail to allow pets to pass through
Solution Approach 1:
The door guardrail is divided into a fixed door guardrail body and a movable baffle. The movable baffle can be independently opened to create a passage for pets while the main guardrail remains closed to maintain safety. This segmentation allows the system to simultaneously achieve safety (closed main guardrail) and convenience (openable passage for pets).
Solution Approach 2:
The baffle is designed to be movable relative to the door guardrail body, transitioning between a closed position (blocking the passage) and an open position (allowing pets to pass). This dynamic element enables the guardrail to adapt its configuration based on whether pet passage is needed, resolving the contradiction between maintaining safety and providing convenience.
2Ease of operation
If a movable baffle is added to allow pet passage without opening the entire guardrail, then convenience is improved, but device complexity increases due to the additional locking mechanism and moving parts
Solution Approach 1:
The locking device is designed to be manually operated by users through simple actions (pushing or pulling the baffle). The locking and unlocking functions are automatically achieved through the mechanical interaction between the locking component on the baffle and the corresponding structure on the door guardrail body, without requiring additional complex control systems or multiple operating steps.
Solution Approach 2:
The locking function is integrated directly into the baffle assembly through a locking component that combines both locking and unlocking capabilities in a single element. This merging of functions into one component avoids the need for separate locking mechanisms, reducing overall structural complexity while maintaining the ability to secure the baffle in both open and closed positions.
Data Source
AI summary
A door guardrail includes a door guardrail body having an opening; a movable baffle movably mounted on and movable relative to the door guardrail body to open or close the opening; and a locking device, arranged on the movable baffle or the door guardrail body; and wherein the locking device is capable of limiting or releasing the movement of the movable baffle relative to the door guardrail body.