Antenna Mounting System With Cam Locking Mechanism
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Solution Overview
Problem
Current antenna mounting systems for satellite communication systems lack a secure and efficient mechanism to lock the antenna leg in place, which can lead to instability and interference with signal transmission.
Innovation Solution
A mounting system featuring a base securable to a surface and a locking assembly with a cam mechanism that moves between an unlocked and locked position, using an interference assembly with radial expansion to securely lock the antenna leg within the base, ensuring stability and unimpeded communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a simple base structure is used to mount the antenna leg, then the device complexity is reduced, but the stability and reliability of the antenna mounting is insufficient
Solution Approach 1:
The mounting system employs a dynamic locking mechanism where the locking assembly can transition between locked and unlocked states. The cam member rotates to engage or disengage with the leg, providing adaptive securing without requiring a complex fixed structure. This dynamic approach achieves high reliability through mechanical engagement while maintaining relatively simple system architecture.
Solution Approach 2:
The system changes the physical state of the mounting connection through the cam mechanism. When the cam member rotates, it transforms the mounting state from removable to firmly locked, altering the mechanical parameters of the connection (friction, normal force, engagement depth) without changing the base structure itself. This allows a simple base to achieve reliable mounting through parameter transformation.
2Reliability
If a locking mechanism is added to secure the antenna leg, then the mounting stability is improved, but the device complexity increases
Solution Approach 1:
The locking function is segmented into distinct components: a locking assembly with a cam member, and a base with a receptacle. The cam member itself is segmented into a locking surface and a lateral surface. This segmentation allows each component to perform a specific function with simple geometry, achieving reliable locking without requiring a complex integrated structure.
Solution Approach 2:
The cam member acts as an intermediary between the simple base structure and the antenna leg. It mediates the locking action by rotating to engage the leg laterally, providing the necessary securing force without requiring the base itself to be complex. The intermediary cam mechanism translates simple rotational motion into effective lateral locking.
3Reliability
If the locking assembly is designed with a cam mechanism for secure locking, then the mounting reliability is enhanced, but the ease of operation is reduced
Solution Approach 1:
The cam member utilizes curved surfaces (locking surface and lateral surface) to achieve secure locking. The curved geometry allows the cam to engage the leg through rotational motion, where the arc of the cam profile progressively increases the locking force. This curved mechanism provides reliable locking while requiring only simple rotational input, maintaining ease of operation.
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 a secure and stable mounting solution for antenna apparatuses, ensuring unobstructed communication paths and durability in outdoor environments by effectively locking the antenna leg in place, thereby enhancing the reliability of satellite communication systems.
Implementation Method 1
a cam mechanism that moves between an unlocked and locked position
Data Source
AI summary
An antenna apparatus having a housing enclosing antenna components and a leg extending from the housing includes a base securable to a surface and configured to receive a bottom portion of the leg. A locking assembly defined at the bottom portion of the leg is moveable between a first position, wherein the leg is removable from the base, and a second position, wherein the leg is lockingly secured within the base.