Rotary Suction Support Structure for Stable Smooth-Surface Mounting
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Solution Overview
Problem
Conventional supporting structures with suction cups for mounting articles on smooth surfaces, such as glass, ceramic tiles, or stone slabs, suffer from unreliable suction due to weak adhesion, risking equipment damage and user injury, especially when the surface is tilted or the frame is misaligned.
Innovation Solution
A supporting structure featuring a seat with a bulged portion and cavity, a suction unit with a protruding column and check valve, and a rotary plate that allows for controlled suction by rotating between open and closed positions, ensuring firm attachment or quick detachment from smooth surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the supporting frame is pressed toward the smooth surface to discharge air between the suction cup and the smooth surface, then the suction cup is attached to the smooth surface, but the glass surface is probably damaged and the supporting frame may slide or fall
Solution Approach 1:
The patent introduces a rotary plate that can rotate between a first position (open state) and a second position (closed state) to dynamically control the gas channel. This dynamic mechanism allows the system to transition between open and closed states without requiring heavy pressing forces, thereby achieving reliable suction attachment while preventing surface damage and frame instability.
Solution Approach 2:
The rotary plate acts as an intermediary component between the user's operation and the suction cup's attachment state. By rotating the rotary plate, the user can control the opening and closing of the gas channel, which mediates the air discharge process. This intermediary mechanism provides precise control over the suction process, eliminating the need for excessive pressing forces that could damage the glass surface or cause frame sliding.
2Reliability
If the supporting frame is pressed heavily to ensure attachment, then the suction cup adheres firmly, but the user has a risk of injury and the frame needs to be realigned if it slides or falls
Solution Approach 1:
The rotary plate provides a dynamic control mechanism that transitions the system from a static pressing action to a controlled rotational action. Users simply need to rotate the rotary plate to the closed position to achieve firm attachment, eliminating the need for heavy pressing and subsequent realignment operations. This dynamic control significantly improves ease of operation and user safety.
3Device complexity
If a conventional suction cup is used without a controllable gas channel, then the structure is simple, but the sucking ability is weak and unreliable under considerable weight
Solution Approach 1:
The patent segments the suction system into distinct functional components: the suction cup, the protruding column with gas channel, the rotary plate, and the check valve. This segmentation allows each component to perform its specific function efficiently. The rotary plate controls the gas channel opening/closing, while the check valve prevents air leakage, together providing reliable suction under weight without excessive structural complexity.
Solution Approach 2:
The rotary plate and check valve act as intermediary control elements that enhance suction reliability without significantly complicating the overall structure. These components mediate the air flow control, ensuring that the suction cup maintains reliable attachment under considerable weight while keeping the design relatively simple and intuitive to operate.
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 design provides a reliable and easy-to-use suction mechanism that securely attaches and detaches from smooth surfaces, preventing equipment damage and user injury by maintaining a strong suction force even under varying orientations.
Implementation Method 1
The check valve is disposed in the gas channel of the protruding column... When the rotary plate is located at the first position, the check valve is open to unblock the gas channel. When the rotary plate is located at the second position, the check valve is closed to block the gas channel.
Implementation Method 2
By pressing to deform the suction cup, the air in a space between a sucking surface of the suction cup and the smooth surface is forced to be exhausted, so that the suction cup is attached to the smooth surface.
Data Source
AI summary
A supporting structure includes a seat, a suction cup, a rotary plate, and a support, wherein the suction cup is located at a cavity of the seat. The rotary plate is disposed between the seat and a bottom portion of the support. The support drives the suction cup to act together. By rotating the rotary plate clockwise or counter-clockwise, a distance between the bottom portion of the support and the seat could be changed to make the suction cup be attached to or removed from a smooth surface of an object. The supporting structure of the present invention facilitates the convenience of use.


