Rotating Locking Mechanism for Subgrade Vault Lid Security
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Solution Overview
Problem
Current subgrade vault systems lack adequate security measures to prevent unauthorized access, posing risks to both personnel and infrastructure due to theft and hazardous conditions, as they fail to provide reliable and secure locking mechanisms.
Innovation Solution
A subgrade vault system with a locking lid mechanism featuring adjustable and rotatable locking members, tamper-proof fasteners, and a combination of plastic and concrete materials for structural integrity, allowing for secure closure and easy access while preventing unauthorized access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a subgrade vault system uses traditional non-locking lid design, then ease of access is improved, but security and prevention of unauthorized access deteriorates
Solution Approach 1:
The lid incorporates rotatable locking members that can be dynamically positioned between locked and unlocked states. The locking members feature selectable engagement positions that allow the lid to transition between secured and accessible states, resolving the contradiction between security and ease of access.
Solution Approach 2:
The locking mechanism uses adjustable locking members with multiple selectable positions. By changing the positional parameter of the locking members between engaged and disengaged states, the system achieves both security when locked and ease of access when unlocked.
2Reliability
If a subgrade vault system implements secure locking mechanisms, then security and theft prevention are improved, but device complexity increases
Solution Approach 1:
The locking mechanism is segmented into multiple independent locking members that can function individually. Each locking member is a separate component that can be selectively engaged, allowing the system to achieve security through multiple simple elements rather than one complex locking system.
Solution Approach 2:
The system uses multiple locking members that can be selectively engaged based on security needs. Rather than requiring all locking members to be engaged simultaneously, the system achieves adequate security with partial engagement, simplifying the overall operation while maintaining reliability.
3Ease of operation
If a subgrade vault lid is designed to be easily removable, then ease of operation is improved, but reliability and security deteriorates
Solution Approach 1:
The lid features rotatable locking members that can be dynamically repositioned between locked and unlocked states. When unlocked, the lid is easily removable; when locked, the same mechanism provides reliable security without requiring a completely different design.
Solution Approach 2:
The locking members are designed to be manually operable by authorized personnel without requiring additional tools or complex mechanisms. The same simple manual operation that enables easy removal when unlocked also provides secure locking when engaged, making the system self-sufficient.
Data Source
AI summary
A subgrade vault system with a locking lid assembly is provided. Specifically, a subgrade vault suitable for housing utility and similar equipment is provided, the vault comprising a main body portion, a cap, and a lid that may be selectively secured with one or more rotatable locking mechanisms to prevent or deter unauthorized access to vault contents.