Adjustable Beam Lifting Apparatus with Encircling Door
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Solution Overview
Problem
Post-frame construction techniques face challenges in manipulating heavy wooden beams, which are often cumbersome and require cranes or portable gantries for safe and efficient placement due to their weight and size.
Innovation Solution
A lifting apparatus with a frame and door design that securely engages wooden beams, featuring handles and adjustable risers to accommodate beams of various sizes, ensuring a stable and easy lifting mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cranes or portable gantries are used to move and place beams, then the beams can be safely maneuvered, but the device complexity and cost increase
Solution Approach 1:
The lifting apparatus is divided into modular components including a frame with sidewalls, adjustable risers, and separate engagement mechanisms. This segmentation allows the complex lifting function to be achieved through simpler, interchangeable parts that can be easily assembled and adjusted, eliminating the need for complex cranes or gantries while maintaining safe beam maneuvering capability
Solution Approach 2:
The lifting apparatus serves as an intermediary device between workers and heavy beams. It provides a mechanical interface that translates human effort into controlled beam movement, enabling safe maneuvering without requiring complex heavy equipment. The apparatus acts as a mediator that bridges the capability gap between individual workers and 100-200 pound beams
2Adaptability or versatility
If the lifting apparatus accommodates beams of different sizes, then the adaptability increases, but the device complexity increases
Solution Approach 1:
The lifting apparatus incorporates dynamic, adjustable components including risers that can be raised or lowered to accommodate beams of different heights and widths. This adjustability allows the same apparatus to adapt to various beam sizes without requiring multiple specialized tools, achieving versatility through controlled variability rather than fixed complex mechanisms
Solution Approach 2:
The frame and riser combination creates a universal lifting apparatus that can handle multiple beam sizes and configurations. The same basic structure serves different functions by adjusting riser positions, eliminating the need for multiple specialized lifting devices and reducing overall system complexity while maintaining high adaptability
3Reliability
If the lifting apparatus is made secure and stable, then the reliability improves, but the ease of operation decreases
Solution Approach 1:
The lifting apparatus is pre-configured with engagement mechanisms and adjustment ranges that are prepared in advance. The frame and risers are designed with predetermined engagement points and adjustment increments, allowing workers to quickly connect and secure beams without complex real-time adjustments. The preliminary design of the engagement system enables both security and speed of operation
Data Source
AI summary
An apparatus configured to interconnect to a heavy and/or long object that facilitates manipulation and movement thereof is provided. More specifically, a lifting apparatus for interconnecting to an elongate beam used in post-frame construction is provided. The lifting apparatus comprises a frame with a selectively closable door that encircles the beam and secures the same. The lifting apparatus includes at least one handle that can be grasped by an individual.