Original Bottom Shell for Autel EVO Max 4T Lower Body Cover Repair Accessories for Autel EVO Max 4T Bottom Housing

【Aotong Intelligent】EVO Max 4T Bottom Shell Assembly

The Bionic Abdominal Armor of Aircraft: A Foundation in Morphological Topology, A Structural Epic that Defines a Generation

🔥 Core Advantages

✅ Magnesium Alloy-Painted Composite Lightweight Base

Utilizing aerospace-grade lightweight magnesium alloy as the main load-bearing material, the complex curved surface is achieved through precision die casting. A unique paint finish fully showcases the texture and metallic feel of the fuselage. Weighing only 34.8g, the bottom shell achieves a bending strength of 510MPa, a torsional stiffness of 500N·m/°, and can withstand 50J of impact energy (equivalent to a 1.8-meter drop). With a structural safety factor of 7.2, and validated through a generation of platforms, the bionic abdominal armor of the EVO Max 4T series is forged with ultimate lightweight design and industrial aesthetics.

✅ Four-Dimensional Topology Optimized Origami Crane-Inspired Energy Absorption Network

The bottom shell design is inspired by origami cranes, a common household item. Through four-dimensional finite element topology optimization (considering the impact energy evolution over time), a gradient biomimetic crease energy absorption structure is designed in 12 high-energy absorption areas, including the battery compartment bottom, tripod mounting base, and vision module interface. The crease depth and distribution are optimized using a quantum annealing algorithm (0.4-1.0mm gradient change), reducing the peak impact force of a hard landing from 300N in traditional designs to below 110N. This ensures zero damage to the internal ESC board and core components during a 2-meter drop, improving energy absorption efficiency by 550% compared to traditional reinforcing ribs.

✅ High-Efficiency Metal Body Heat Dissipation Base Plate

A magnesium alloy body is used directly as a heat dissipation channel, with a thermal conductivity of 120W/m·K, utilizing the natural heat dissipation advantages of metal. When the aircraft operates under high loads (such as 8K video recording + thermal imaging + laser ranging), the 20W of heat generated by the ESC board and core modules is rapidly dissipated through the bottom shell, keeping the surface temperature rise below 13℃. This ensures rapid startup even in -20℃ low-temperature environments, improving thermal management efficiency by 450% compared to plastic bottom shells.

✅ Basic Protective Coating

The surface uses a high-grade gray color scheme spray paint process, fully showcasing the texture and quality of the fuselage. The paint surface has a hardness of 2H, withstands 240 hours of salt spray, and resists 2000 hours of UV aging. Having undergone one generation of environmental testing, it meets the needs of daily non-harsh environments.

Brand Name: GUJIU Compatible Drone Brand: DJI High-concerned chemical: none Origin: Mainland China Compatible Drone Model: Autel EVO Max 4T