Gravity Phone Holder Mechanism for Automatic Low-Cost Clamping
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Solution Overview
Problem
Existing phone holders have complex structures and high production costs due to their electric clamping mechanisms.
Innovation Solution
A phone gravity holder with a base, pull rod, and rotatable clamping arms that utilize the phone's gravity to clamp the device, featuring a simple mechanical design with gears and connecting rods for automatic clamping and elastic recovery for easy release.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electric clamping mechanism is used, then clamping force and reliability are improved, but device complexity and production cost increase
Solution Approach 1:
The patent replaces the electric clamping mechanism with a pure mechanical gravity-based system. The phone's weight automatically actuates the clamping arms through a simple linkage mechanism, eliminating motors, sensors, and control circuits while achieving reliable clamping through gravitational force.
Solution Approach 2:
The system uses the phone's own weight to trigger the clamping action, making the object being held serve as the actuating force. The phone gravity automatically engages the clamping mechanism without external power or control, simplifying the system while maintaining reliability.
2Reliability
If electric clamping mechanism is used, then clamping force and reliability are improved, but production cost increases
Solution Approach 1:
The patent employs simple, inexpensive mechanical components such as connecting rods, gears, and clamping arms that can be manufactured at low cost. These basic mechanical parts replace expensive electric components, making the device economically viable for mass production.
Solution Approach 2:
By replacing electric motors, control circuits, and power systems with a simple gravity-based mechanical linkage, the patent dramatically reduces bill of materials cost and manufacturing complexity while maintaining functional reliability.
3Device complexity
If simple mechanical design is used, then device complexity and production cost are reduced, but clamping force and stability may decrease
Solution Approach 1:
The patent incorporates a spring component that provides counterbalancing force to the gravity-based mechanism. This spring ensures the clamping arms return to their initial position and maintains stable contact pressure, compensating for any instability in the simple mechanical design.
Solution Approach 2:
The patent carefully designs the mechanical linkage geometry and friction characteristics to ensure stable force transmission from the phone's weight to the clamping arms, achieving reliable clamping through optimized mechanical advantage rather than complex control systems.
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 solution simplifies the structure and reduces production costs while ensuring stable and automatic phone clamping using gravity, enhancing usability and cost-effectiveness.
Implementation Method 1
under the gravity effect of the phone, the pull rod drives the left clamping arm and the right clamping arm to rotate in reverse
Implementation Method 2
after the phone is taken away, the pull rod moves upwards under the effect of the elastic recovery part
Data Source
AI summary
A phone gravity holder comprises a base, a pull rod configured to hold the phone, and a left clamping arm and a right clamping arm configured to clamp the phone, wherein the base is provided with a positioning shaft, the left clamping arm and the right clamping arm are both mounted on the positioning shaft in a rotatable manner, and the pull rod is respectively in transmission connection with the left clamping arm and the right clamping arm, respectively. When the phone is used, the phone is directly placed on the pull rod, and under the gravity effect of the phone, the pull rod drives the left clamping arm and the right clamping arm to rotate in reverse to clamp the phone. The phone can be clamped automatically by utilizing the gravity of the phone and simple mechanical principles, the structure is simple, and the production cost is greatly reduced.