Mobile Surveillance Tower Lift Interlock for Safe Deployment
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Solution Overview
Problem
Current surveillance towers face deployment-related accidents due to fold-out stabilizer mechanisms with high human error, lacking fail-safe features, posing a significant safety risk.
Innovation Solution
A mobile elevated surveillance tower equipped with sensors and stabilizer jacks rated at over 40 thousand pounds, ensuring safe deployment by conditioning power to the scissor lift based on stabilization sensor feedback, preventing unsafe raising.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If fold-out stabilizer mechanisms are used for deployment, then the tower can be deployed to an elevated condition, but the mechanism has high human error probability and lacks fail-safe features leading to deployment accidents
Solution Approach 1:
The system performs preliminary stabilization actions by extending stabilizer legs and verifying ground contact before enabling the scissor lift to raise the booth. The control system checks stabilization sensor data and jack sensor confirmation as prerequisites for lift operation, ensuring the tower is properly stabilized before elevation occurs.
Solution Approach 2:
The system continuously monitors stabilization sensor data (tilt angle measurements) and jack sensor status (extended/retracted position) to determine whether the tower is properly stabilized. This feedback control prevents lift operation until stabilization criteria are met, eliminating the need for manual judgment and reducing human error.
2Reliability
If stabilization sensors and sensor-conditioned power systems are added, then deployment safety is improved, but device complexity increases
Solution Approach 1:
The system automatically monitors its own stabilization status through integrated sensors and self-regulates power delivery to the scissor lift based on sensor feedback. The control system autonomously determines whether stabilization criteria are met and conditions power accordingly, eliminating the need for external monitoring or manual safety checks.
3Strength
If pullout stabilizer mechanisms rated at over 40 thousand pounds are used, then the tower can withstand uneven loads, but the initial deployment mechanism remains complex and error-prone
Solution Approach 1:
The system replaces manual mechanical stabilization operations with an automated control system that uses electronic sensors (X-Y level sensors and jack sensors) to monitor and verify stabilization. The control system electronically conditions power based on sensor readings, substituting complex manual mechanical judgment with simpler electronic measurement and control.
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 system significantly reduces the risk of injuries or accidents by ensuring safe and rapid deployment, allowing a single person to set up the tower in minutes with a 360-degree view.
Implementation Method 1
a trailer assembly having one or more stabilization sensors, each stabilization sensor configured to determine a tilt angle of the trailer assembly relative to its supporting surface
Implementation Method 2
a scissor lift supported by the trailer assembly; and a booth supported by the scissor lift so as to be movable between a collapsed condition and a deployed condition
Implementation Method 3
the trailer assembly further comprises a plurality of stabilizing jacks, and wherein each stabilizing jack has a jack sensor configured to confirm the plurality of stabilizing jacks are extended to withstand uneven loads acting on the booth
Data Source
AI summary
A mobile surveillance tower system having a booth connected to a trailer assembly by way of a scissors lift, making the booth movable between a collapsed transportation condition and an extended deployed condition. The mobile surveillance tower system provides stabilizing sensors along the trailer assembly so that the power to the scissor lift is conditioned on the stabilizing sensors identifying even ground for stabilizing jacks operatively associated with the trailer assembly. The stabilizing jacks may have their own stabilizing jack sensors for further conditioning power to the scissor lift.