Modular Lift Truss Assembly With Shaft Registration Locks
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Solution Overview
Problem
Existing lift systems for concert staging elements are cumbersome and require complex connections and alignments, making setup and disassembly time-consuming and inefficient.
Innovation Solution
A modular truss system with flexible shaft couplers and registration locks allows for easy alignment and connection of lift segments, enabling quick setup and disassembly through a drive shaft registration groove and shaft registration lock system, along with a drive motor that stores and recalls rotational positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If traditional lift systems use complex connections and alignments, then structural stability is improved, but setup and disassembly time increases
Solution Approach 1:
The lift system is divided into modular segments with standardized connection interfaces. Each segment can be independently assembled and disconnected through simple coupling mechanisms, enabling rapid setup and disassembly while maintaining structural integrity through the modular architecture.
Solution Approach 2:
Connection components such as coupling brackets and alignment features are pre-configured on the lift segments. Registration grooves and locking mechanisms are designed in advance to guide assembly, eliminating the need for complex real-time alignment procedures and reducing setup time.
2Reliability
If traditional lift systems use fixed connections, then structural reliability is improved, but adaptability and reconfigurability deteriorates
Solution Approach 1:
The connection system transitions from fixed rigid connections to dynamic reversible connections. Coupling mechanisms allow segments to be easily connected and disconnected while maintaining structural reliability during operation, enabling the system to be reconfigured for different performance applications.
Solution Approach 2:
The lift segments are designed with universal connection interfaces that can accommodate various configurations and applications. The same modular segments can be arranged in different patterns and heights, providing adaptability for diverse performance staging needs while maintaining consistent structural reliability through standardized connection designs.
3Manufacturing precision
If traditional lift systems use rigid alignment requirements, then connection precision is improved, but ease of operation and assembly deteriorates
Solution Approach 1:
The connection interfaces incorporate asymmetric alignment features such as registration grooves and shaped coupling brackets that guide segments into the correct position. These asymmetric features provide precise alignment automatically during assembly, eliminating the need for complex alignment procedures while maintaining connection precision.
Solution Approach 2:
The lift segments include self-aligning features and self-locating mechanisms that automatically position components correctly during assembly. Registration grooves and interlocking features guide the segments into proper alignment without requiring external alignment tools or complex procedures, making assembly easy while maintaining precision.
Data Source
AI summary
A modular lift system may include: a lift segment including: a lift-truss structure; a drive shaft; a lift assembly coupled to the lift-truss structure, the lift assembly including: a lift drum operably coupled to and configured to co-rotate with the drive shaft; and a lift line configured to wrap around the lift drum as it co-rotates with the drive shaft, corner lift segment including: a corner truss structure; a corner drive shaft; corner lift assembly coupled to the corner truss structure, the corner lift assembly including: a corner lift drum operably coupled to and configured to co-rotate with the corner drive shaft; and a corner lift line configured to wrap around the corner lift drum, one or more bracket portions operably couplable to the lift segment and corner lift segment and configured to retain the lift segment and corner lift segment at an angle relative to one another.