UAV Gimbal Shock-Absorbing Mount With Hollow Elastic Buffering
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Solution Overview
Problem
Unmanned aerial vehicle gimbals face stability issues due to excessive mount weight and amplitude, leading to shaking and suboptimal performance, necessitating a shock-absorbing solution to enhance stability and safety.
Innovation Solution
A shock-absorbing device featuring a first fixing plate, second fixing plates, and a first elastic member with a hollow circular cross-section, including installing and buffering portions, uniformly distributes stress to prevent overload and improve stability, comprising a gimbal and unmanned aerial vehicle configuration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If the mount weight is increased to support heavier cameras and sensors, then the loading capacity is improved, but the gimbal generates shaking and stability deteriorates
Solution Approach 1:
The patent applies beforehand cushioning by introducing elastic members (such as rubber rings or spring structures) between the mount and the gimbal body. These elastic components are pre-installed to cushion and absorb vibrations and shocks generated during gimbal operation, particularly when heavy mounts are used. The elastic members deform under vibration forces, converting mechanical vibration energy into elastic deformation energy, thereby reducing the transmission of vibrations to the gimbal body and improving overall stability.
2Weight of stationary object
If the gimbal structure is simplified to reduce weight and volume, then the loading capacity is improved, but the structural strength to withstand vibrations is reduced
Solution Approach 1:
The patent employs composite materials by combining rigid structural components with elastic damping materials. The gimbal structure uses high-strength, low-density materials (such as aluminum alloys or carbon fiber composites) for the main body to maintain strength while reducing weight. Additionally, elastic members made of rubber or polymer materials are integrated into the structure to provide vibration absorption. This composite approach allows the gimbal to be lightweight yet resistant to vibrations, resolving the contradiction between weight reduction and vibration resistance.
3Adaptability or versatility
If heavy mounts are used to support advanced cameras and sensors, then the functional capability is improved, but vibrations increase and safety is compromised
Solution Approach 1:
The patent introduces elastic members as intermediary elements between the heavy mount and the gimbal body. These intermediaries act as vibration isolators, decoupling the vibration source (heavy mount) from the sensitive structure (gimbal body). The elastic members absorb and dampen vibration forces generated by heavy mounts during operation, preventing these harmful vibrations from being transmitted to the gimbal's rotating components and imaging sensors, thereby maintaining image quality and operational safety.
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 effectively reduces vibrations and enhances the stability and safety of the gimbal and unmanned aerial vehicle by evenly distributing stress, preventing overload and improving image stabilization.
Implementation Method 1
a first elastic member connected between the first fixing plate and the second fixing plate, the first elastic member having a hollow structure, the first elastic member having a circular cross-section in a direction parallel to the first fixing plate
Implementation Method 2
the first elastic member comprising a first installing portion, a second installing portion, and a first buffering portion connected between the first installing portion and the second installing portion
Data Source
AI summary
The present disclosure relates to the technical field of aircraft, and discloses a shock-absorbing device, a gimbal, and an unmanned aerial vehicle, including a first fixing plate; second fixing plates disposed on one side of the first fixing plate at intervals; and a first shock-absorbing mechanism including a first elastic member connected between the first fixing plate and the second fixing plate. The first elastic member has a hollow structure, the first elastic member has a circular cross-section in a direction parallel to the first fixing plate, the first elastic member includes a first installing portion, a second installing portion, and a first buffering portion connected between the first installing portion and the second installing portion, the first installing portion is fixed to the first fixing plate, and the second installing portion is fixed to the second fixing plate.


