Door Blocking Mechanism With Emergency Key Release
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Solution Overview
Problem
Existing security systems fail to effectively prevent doors from being opened by unauthorized personnel, particularly in situations where physical force is applied, and often require damage to the door to remove the blocking mechanism or leave individuals on the blocked side unable to unblock it.
Innovation Solution
A door blocking apparatus with a movable blocking part that can be switched between blocking and non-blocking positions, installed on the safety side of the door, and a unique key mechanism for emergency access, integrated with a networked security system for remote monitoring and control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a door blocking mechanism is used to prevent unauthorized opening, then security against unauthorized personnel is improved, but the door cannot be opened by authorized personnel without damaging the door or leaving individuals trapped
Solution Approach 1:
The blocking part is designed to be movable between a blocking position (extending across the door opening to prevent unauthorized entry) and a non-blocking position (retracting to allow authorized access). This dynamic positioning allows the same mechanism to provide both security and ease of operation for authorized personnel
Solution Approach 2:
A keyhole mechanism serves as an intermediary tool that authorized personnel use to release the blocking part from the blocking position to the non-blocking position. This intermediary mechanism allows authorized access without requiring damage to the door or leaving individuals trapped on the blocked side
2Force
If a strong blocking mechanism is used to prevent forceful door opening, then resistance to physical force is improved, but the complexity of the device increases
Solution Approach 1:
The door blocking apparatus is divided into separate functional components: a blocking part for providing physical resistance, a keyhole mechanism for authorized release, and a hinge mechanism for movement. This segmentation allows each component to be optimized independently while maintaining overall simplicity
Solution Approach 2:
The blocking function is extracted as a separate movable component rather than being integrated into the door structure itself. This allows the blocking mechanism to be added to provide force resistance without fundamentally altering or complicating the existing door design
Data Source
AI summary
Systems, methods, and apparatus are disclosed involving a door blocking apparatus to reduce a likelihood of, and possibly prevent, opening of a door by unauthorized personnel. The apparatus may be networked in a security system and may be connectable to an online security platform. In a particular embodiment, an embodiment of the invention may include a security system involving a plurality of door locations having a plurality of networked door blocking apparatus. Each door blocking apparatus may include a door blocking mechanism operable by a user on a safety side of a door, such as having the user rotate an apparatus handle that rotates the door blocking mechanism between a non-blocking position and a blocking position. In the non-blocking position, the door blocking apparatus does not block the door from opening and closing. In the blocking position, the door blocking apparatus blocks the door from opening and from closing completely.