Overhead Sectional Door Panel Installation Using Motorized Self-Service
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Solution Overview
Problem
Conventional overhead sectional door installations are time-consuming, expensive, and require special tools and lifting equipment, making them cumbersome and potentially hazardous for installers due to the high height of subsequent panels.
Innovation Solution
A method utilizing the motorized features of the door to simplify and speed up the installation process by actuating electric motors to push and secure door panel sections in place without the need for lifting equipment, using engagement and fastening means to facilitate ergonomic and efficient panel arrangement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If door panel sections are arranged bottom-up using conventional manual lifting methods, then the door can be installed, but the installation becomes time-consuming and requires special lifting equipment when panels reach heights above three or four panels
Solution Approach 1:
The door panels utilize their own motorized drive mechanism to assist in the installation process. The motor actuates to push panels upward into position, allowing the door system to install itself without external lifting equipment. This self-service approach eliminates the need for cranes or hoists while reducing installation time and complexity
Solution Approach 2:
The installation method transitions from static manual lifting to dynamic motorized movement. The motorized drive unit actively pushes panels into position rather than relying on passive manual placement, enabling continuous movement and positioning of panels at any height without interruption or equipment changes
2Ease of manufacture
If door panel sections are arranged bottom-up manually, then the door can be installed, but special tools and lifting equipment are required increasing cost and complexity
Solution Approach 1:
The door system uses its own integrated motorized drive mechanism to perform the installation work, eliminating the need for external lifting equipment such as cranes, hoists, or specialized installation tools. The motor acts as both the operational drive and the installation assistant
Solution Approach 2:
The motorized drive unit serves dual functions: it operates as the normal door drive mechanism for opening and closing, and simultaneously functions as an installation assistance device during the arrangement process, eliminating the need for separate installation equipment
3Ease of manufacture
If panels are arranged at high positions above three or four panels, then the complete door can be installed, but installer fatigue and work environment issues arise
Solution Approach 1:
The motorized mechanism performs the physically demanding task of pushing panels to high positions, eliminating the need for installers to manually lift and position heavy panels at heights that cause fatigue and ergonomic issues
Solution Approach 2:
The manual mechanical lifting action by installers is replaced with motorized mechanical push action. The motor provides the necessary force to move panels to any height without human physical effort, eliminating ergonomic strain while maintaining installation capability
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
This method allows for quick, cost-effective, and ergonomic installation of overhead sectional doors without special tools, reducing installer fatigue and enabling easier maintenance and rearrangement of door sections, while also allowing for the transportation of heavy objects to unreachable positions.
Implementation Method 1
actuating at least one electric motor to cause the first door panel section or the first group of door panel sections to move a distance in an upward direction away from ground level
Data Source
AI summary
A method of arranging an overhead sectional door (SD) in a doorframe (10; 20) that defines a door opening, the overhead sectional door (SD) comprising a plurality of door panel sections (100; 200; 300; 400; 500). The method disclosed herein involves: a) fitting a first door panel section (100) in the doorframe (10; 20), b) fitting a second door panel section (200) in the doorframe (10; 20), and c) actuating an electric motor (M) to cause the first door panel section (100) to push the section door panel section (200) a distance in an upward direction. The method further involves: d) securing the second door panel section (200) with respect to the doorframe (10; 20), e) causing said at least one electric motor (M) to move the first door panel section (100) a distance in a downward direction, thereby leaving a space (60) between the secured door panel section and the first door panel section (100), f) fitting a next door panel section (300; 400; 500) in the space (60), and g) causing said at least one electric motor (M) to move the first door panel section (100) a distance in an upward direction. Further, the method involves: h) unsecuring the secured door panel section (200; 300; 400; 500) with respect to the doorframe (10; 20), causing said at least one electric motor (M) to move the first door panel section (100) a further distance in an upward direction, engaging the top edge of the next door panel section (300; 400; 500) with the bottom edge of the previously secured door panel section (200; 300; 400; 500), and securing the next door panel section (300; 400; 500) with respect to the doorframe (10; 20). The method also involves repeating steps e) to h) for each next door panel section (300; 400; 500) until at least all but a last door panel section of the overhead sectional door (SD) have been arranged.