Cover Guide Assembly With Blocking for Unintended Opening Control
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Solution Overview
Problem
Existing guide systems for movable cover elements in stationary structures often result in unintentional, uncontrolled, and rapid opening or closing, posing risks such as damage from wind or accidental user interaction, particularly for children.
Innovation Solution
A guide system with a first and second guide device allowing movement in orthogonal directions, featuring a blocking device that can brake or block movement in one direction, and a spring device for automatic positioning, enhancing control over the opening and closing of cover elements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a guide system allows easy movement of cover elements, then operational convenience is improved, but unintentional opening and safety risks increase
Solution Approach 1:
The guide system employs a dynamic blocking device that can transition between blocked and unblocked states. The blocking device includes a blocking element that can be positioned to prevent movement along the second direction, and an actuator that allows controlled transition between states. This dynamic mechanism enables the system to switch between restricted and free movement modes, resolving the contradiction between ease of operation and prevention of unintentional opening.
Solution Approach 2:
The blocking device acts as an intermediary mechanism between the cover element and the guide system. It includes a blocking element positioned between the moving cover element and the guide structure, controlled by an actuator. This intermediary component mediates the movement control, allowing the cover element to move freely when needed while preventing unintended movement, thus resolving the contradiction between operational convenience and safety.
2Reliability
If a blocking device is added to prevent unintended opening, then safety is improved, but device complexity increases
Solution Approach 1:
The guide system is segmented into distinct functional modules: a first guide device for movement in a first direction, a second guide device for movement in a second direction, and a separate blocking device with an actuator for controlling the second direction movement. This segmentation allows each component to perform its specific function independently, making the overall system more manageable and easier to control despite the added complexity of the blocking mechanism.
Solution Approach 2:
The blocking device is designed with multi-functionality, serving both as a safety mechanism to prevent unintentional opening and as a control mechanism for deliberate opening operations. The same blocking element and actuator combination handles both safety blocking and controlled release functions, reducing the need for separate mechanisms and thereby limiting the increase in device complexity while maintaining improved reliability.
3Object-affected harmful factors
If the blocking device brakes movement, then damage from wind is prevented, but movement control complexity increases
Solution Approach 1:
The blocking device implements preliminary anti-action by being positioned to prevent harmful movement before wind force can cause damage. The blocking element is arranged to engage with the guide structure in advance, creating a mechanical barrier that stops the cover element before wind-induced forces can result in damaging movement. This proactive blocking approach prevents harm rather than reacting to it, while the simple actuator mechanism keeps control complexity manageable.
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 system provides controlled movement, preventing damage from wind and ensuring user safety by blocking unintended openings, especially beneficial for windows and doors, enhancing child safety and structural protection.
Implementation Method 1
at least one spring device (36), wherein the at least one blocking element (27) can be urged at least in regions into a recess (34) of the at least one counterpart (28) by a preloading spring force of the at least one spring device (36)
Data Source
AI summary
A guide system for movably supporting a cover element for covering an opening in a stationary structure includes a first assembly for arranging on the stationary structure and second assembly for arranging on the cover element. A first guide device allows the two assemblies to be moved relative to each other in a first movement direction, and a second guide device allows the two assemblies to be moved relative to each other in a second movement direction that is transverse, in particular orthogonal, to the first movement direction. A blocking device can be arranged in a blocking position in which a movement of the second assembly along the second movement direction can be braked and/or blocked, and in a release position, in which a movement of the second assembly along the second movement direction is substantially uninfluenced by the blocking device.