Freestanding Office Frame Structure for Seismic Ceiling Support
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Solution Overview
Problem
Traditional office structures rely on building walls and ceilings for support, which can be problematic during seismic activity and when ceilings are high, as they require bracing that can be impractical. There is a need for a freestanding office structure that can support walls and ceilings independently without attachment to a building's structure.
Innovation Solution
A freestanding office structure with a self-supporting frame system that includes vertical columns and horizontal head beams anchored to the floor, allowing for the independent support of walls and ceilings, including configurations with air ventilation panels and movable louvers, ensuring the ceiling remains supported even if wall panels break during seismic events.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If walls are supported by building structure, then structural support is provided, but seismic resistance is reduced and independence from building structure is lost
Solution Approach 1:
The office structure is segmented into a self-contained modular unit with its own independent support frame that includes vertical columns and horizontal beams. This frame is anchored to the floor but isolated from building walls and ceiling, allowing the office structure to function independently during seismic events without relying on the building's structural system.
2Adaptability or versatility
If ceiling is braced to building structure, then ceiling support is provided, but adaptability to high ceilings is reduced
Solution Approach 1:
The ceiling support function is extracted from the building structure and integrated into the office structure's own support frame. The horizontal beams of the frame extend to support the ceiling directly, eliminating the need for separate bracing to the building structure and enabling adaptation to various ceiling heights including high ceilings.
3Reliability
If wall panels are used to support ceiling, then structural integration is achieved, but safety during wall failure is reduced
Solution Approach 1:
The support frame acts as an intermediary between the floor and the ceiling, providing a dedicated load path for ceiling support that is independent of the wall panels. The horizontal beams directly support the ceiling while the walls are attached to the frame but do not bear the ceiling load, creating a safety mechanism where ceiling support is maintained even if wall panels fail.
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 freestanding office structure provides a modular, seismic-resistant, and ventilated enclosed space that can be easily assembled and configured, maintaining ceiling support during seismic activity and allowing for flexible office space creation without relying on building structures beyond the floor.
Implementation Method 1
When the exhaust fan of the air exhaust panel is operated, the exhaust fan creates a low pressure within the enclosed office space, which pulls fresh air into the enclosed space through the vents of the air inlet panel.
Data Source
AI summary
A system for creating an enclosed room, such as an office, in an open space that has a floor and a ceiling. The system includes a support frame that is self-supported on the floor of the open space. The support frame includes a series of head rails supported by a series of vertical columns resting on the floor. The vertical columns support a series of wall panels and the head rails support a ceiling such that the ceiling is supported by the support frame independent of the wall panels. The ceiling of the enclosed room is created by a series of ceiling panels and at least one air intake panel and at least one air exhaust panel. The air exhaust panel includes an exhaust fan that removes air from within the enclosed room and draws fresh air into the enclosed room. The ceiling can include a plurality of adjustable louvers and lighting.