Height adjustable workstation
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Solution Overview
Problem
Long periods of sitting at workstations can lead to adverse health consequences such as cardiovascular disease, diabetes, and obesity, and there is a need for workstations that allow users to easily switch between seated and standing positions to improve health and focus.
Innovation Solution
Height adjustable workstations with mechanisms like gas springs, scissor mechanisms, and actuators that allow users to adjust the height of the workstation from seated to standing positions with minimal effort, featuring stepless or stepped adjustments and locking mechanisms for stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a height adjustable workstation mechanism is added to allow switching between seated and standing positions, then health benefits and positional versatility are improved, but device complexity increases
Solution Approach 1:
The workstation is divided into separate functional components: a table top, a leg assembly with scissor mechanisms, and an adjustment mechanism with gas springs. This segmentation allows each component to be optimized independently and simplifies the overall system by distributing functions across modular elements.
Solution Approach 2:
The workstation incorporates dynamic elements including scissor mechanisms that enable smooth height transitions, gas springs that provide controlled motion, and actuators that allow on-demand adjustment between seated and standing positions. These dynamic components replace static fixed-height designs.
2Ease of operation
If a gas spring adjustment mechanism is used to enable easy height adjustment, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The adjustment mechanism utilizes gas springs to provide the force necessary for height adjustment. The gas springs are integrated with scissor mechanisms and actuators, creating a system that leverages pneumatic principles to achieve smooth, controlled motion with minimal user effort.
Solution Approach 2:
The actuator serves as an intermediary component that connects the user's input to the gas spring mechanism. This intermediary element translates simple user actions into the complex coordinated motion required by the gas spring and scissor mechanism system.
3Stability of the object's composition
If locking mechanisms are added to fix the workstation at desired heights, then stability is improved, but device complexity increases
Solution Approach 1:
The locking mechanism is designed to automatically engage and disengage based on the workstation's position. As the table top reaches a desired height, the locking mechanism self-activates to secure the position, eliminating the need for manual locking operations and reducing operational complexity.
Solution Approach 2:
The locking mechanism incorporates feedback through its automatic engagement system that detects when the table top has reached a stable position. This feedback-driven operation ensures the locking mechanism activates only when needed, providing stability without requiring continuous user intervention or complex control systems.
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
Enables users to easily switch between seated and standing positions, promoting better health and focus while requiring minimal force to adjust the height, thus addressing the health risks associated with prolonged sitting.
Implementation Method 1
The adjustment mechanism can include a gas spring configured to provide a force that raises or lowers the table top
Data Source
AI summary
An adjustable workstation is described. The workstation includes a table top, a legs assembly mounted below the table top, a base frame mounted to the legs assembly, and an adjustment mechanism configured to move the legs assembly to adjust the height of the table top relative to the base frame. The adjustment mechanism can include a gas spring and an actuator. A user can actuate the actuator to adjust the height of the table top. The gas spring can provide force, which aids the user in raising or lowering the table top.