Window Gap Insect Screen Assembly for Tool-Free Installation
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Solution Overview
Problem
Existing insect screen devices for windows are complex to install, require professional training, and are not cost-effective.
Innovation Solution
An insect screen device with a frame connection device and a sash connection device that allows for tool-free installation, featuring a shielding device that expands and contracts with the window, and is designed for easy assembly using a 'Poka-Yoke' principle with engagement and counter-elements to ensure correct assembly, and includes features like magnets, clamping devices, and a fragrance dispenser.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing insect screen devices are used, then insect protection is achieved, but installation complexity increases and requires professional training
Solution Approach 1:
The insect screen device is divided into separate modular components: a frame connection device for attachment to the window frame, a sash connection device for attachment to the window sash, and a shielding device extending between them. This segmentation allows each component to be independently manufactured and installed, simplifying the overall installation process while maintaining reliable insect protection.
Solution Approach 2:
The frame connection device and sash connection device are designed with pre-integrated attachment mechanisms and interface elements. The shielding device is configured to be attached to these connection devices in a predetermined sequence, allowing non-professional installers to follow simple assembly steps without requiring complex alignment or specialized tools.
2Reliability
If existing insect screen devices are used, then insect protection is provided, but installation time increases
Solution Approach 1:
The shielding device is designed with dynamic attachment capabilities, allowing it to be quickly connected to the frame and sash connection devices using simple fastening mechanisms. The connection devices feature integrated interfaces that enable rapid attachment and detachment, significantly reducing installation time while ensuring reliable insect protection when properly assembled.
3Reliability
If complex attachment mechanisms are used, then secure mounting is achieved, but manufacturing cost increases
Solution Approach 1:
The frame connection device and sash connection device are equipped with self-aligning interface elements and engagement features that automatically guide the shielding device into the correct position during installation. This self-service mechanism ensures secure mounting without requiring complex adjustment procedures or specialized installation tools, thereby reducing manufacturing costs while maintaining mounting reliability.
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
Facilitates simple, reliable, and cost-effective installation of an insect screen that prevents insect entry while maintaining aesthetic appeal, with optional features like fragrance dispensing and lighting.
Implementation Method 1
The frame connection device and/or the sash connection device is/are designed as a frame body comprising several, in particular rigid, frame elements
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
Insect screen device (1) for attachment to a window (4) comprising a window frame (2) and a window sash (3), comprising: - a frame connection device (6) for attachment to a window frame (2) of a window (4), - a sash connection device (5) for attachment to a window sash (3) of the window (4), and - a shielding device (7) extending between the frame connection device (6) and the sash connection device (5), wherein the shielding device (7) is configured to shield a gap area (8) between the window sash (3) and the window frame (2) during an open position (9) of the window (4), wherein - the shielding device (7) is attached or attachable to the frame connection device (6) and is attached or attachable to the sash connection device (5).