Telescopic Tripod Clamp Linkage for Balanced Section Locking
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Solution Overview
Problem
Existing tripods for video-photographic equipment often suffer from unbalanced clamping force between telescopic sections, making it inconvenient for users to adjust and maintain stability, especially when transitioning between compact and extended configurations.
Innovation Solution
A tripod design featuring a first and second clamping device connected via a transmission element, allowing simultaneous clamping and releasing, with an adjustment mechanism to balance the tightening action, ensuring balanced force distribution and convenient user operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a single control element is used to simultaneously control multiple clamping devices, then the ease of operation is improved, but the clamping force becomes unbalanced between different sections
Solution Approach 1:
The single control element is segmented into multiple independent control elements, each associated with a specific clamping device. This allows each clamping device to be controlled independently, enabling balanced clamping force distribution across different sections while maintaining ease of operation through individual adjustment.
Solution Approach 2:
Each clamping device is equipped with its own control element and adjustment mechanism, allowing local adjustment of clamping force. This ensures that each section receives appropriate clamping force according to its specific requirements, resolving the unbalanced clamping force issue while keeping the system easy to operate.
2Reliability
If adjustment members are provided for each clamping device to balance clamping force, then the clamping force balance is improved, but the device complexity increases
Solution Approach 1:
The adjustment members are designed with multi-functionality, serving both to balance clamping force and to control the clamping/release operation. By making the control elements adjustable, they perform dual functions: setting the appropriate clamping force for each section and executing the clamping/release action, thereby reducing overall device complexity.
Solution Approach 2:
The control element and adjustment member are merged into a single integrated component for each clamping device. This combination allows the control element itself to be adjusted to balance clamping force, eliminating the need for separate adjustment members and reducing device complexity while maintaining clamping force balance.
3Stability of the object's composition
If telescopic sections are designed with parallel tubes for increased rigidity, then the stability is improved, but the manufacturing complexity increases
Solution Approach 1:
The parallel tubes are nested within each other to form the telescopic sections. This nesting arrangement provides the rigidity benefits of multiple tubes while maintaining a compact structure during retraction. The nested design allows for standardized manufacturing processes and reduces overall manufacturing complexity compared to alternative rigid structures.
Data Source
AI summary
A tripod for video-photographic equipment, includes: at least one leg having a first, a second and a third section that engage so as to axially slide in a telescopic manner one after the other; a first clamping device that is provided between the first and the second section and a second clamping device that is provided between the second and the third section, an actuating element that is connected to the first clamping device, a transmission element that connects the first and the second clamping device such that the movement of the first clamping device causes the second clamping device to move in a similar manner so that said first and second clamping devices simultaneously clamp and release, and an adjustment member that is provided at the first clamping device in order to adjust the second clamping device via the transmission element.