机场行李实用平板货物运输车拉杆包 3D 模型

描述

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Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users

Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• • - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing

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More Information About 3D Model :
The apparatus described is a generic category encompassing wheeled conveyance devices utilized within the airport environment for the systematic movement of passenger baggage, air cargo, and general operational supplies. These devices bridge the logistical gap between the terminal, the baggage handling systems (BHS), and the aircraft apron, serving as critical links in the ground support ecosystem. The category includes both manually operated passenger utilities and heavy-duty, industrial flatbed trailers towed by specialized motorized tugs.

### I. Nomenclature and Typology

This collective descriptor encompasses two primary functional types, differentiated by usage and scale:

**1. Passenger Utility Carts (Trolleys):**
These are lightweight, often collapsible, manual devices intended for personal use by passengers within the terminal. Typically constructed from aluminum or stainless steel tubing, they feature a wire basket or shelving for small items and a dedicated lower platform (the "flatbed" component) for suitcases. Essential design elements include non-marking casters, ergonomic handles, and automatic or coin-release braking mechanisms to ensure stability when stationary.

**2. Airport Baggage Flatbed Cargo Transport Carts (GSE Dolly/Trailer):**
These constitute non-motorized Ground Support Equipment (GSE) designed for industrial-scale baggage and cargo movement on the airside. These robust units function as trailers, designed to be coupled sequentially into "trains" and towed by an aircraft tug or specialized baggage tractor.

### II. Design and Engineering Specifications (Flatbed GSE)

**A. Construction and Materials:**
Flatbed transport carts are engineered for high durability, resilience against exposure to extreme weather, jet fuel, hydraulic fluids, and constant high-impact use. The chassis is typically fabricated from heavy-gauge, welded steel, often finished with galvanization or powder coating for corrosion resistance. The flatbed surface, optimized for cargo stability and ease of loading (the "utility" function), utilizes non-slip materials such as heavy composite panels or checker plate aluminum.

**B. Chassis and Running Gear:**
These carts generally employ a four-wheel steering mechanism optimized for tracking stability. Front wheels are often mounted on swivel casters or an articulated fifth-wheel assembly, while the rear wheels are fixed, ensuring that a train of carts follows a consistent path with minimal lateral deviation, crucial for safe maneuvering around aircraft and tight ramp areas. Wheels utilize solid rubber or polyurethane tires, prioritizing puncture resistance and load-bearing capacity over pneumatic cushioning.

**C. Coupling Mechanism:**
Interoperability and safety are paramount. Flatbed cargo carts utilize standardized coupling systems—typically a pivoting tow bar at the front and a pintle hook or jaw hitch at the rear. These connections adhere to international standards (e.g., IATA AHM 925 and SAE AS3610) governing coupling heights and weight capacities, ensuring seamless compatibility across varied fleets and manufacturers.

**D. Safety and Utility Features:**
Utility flatbeds often incorporate safety features such as integrated mechanical parking brakes (deployed when the tow bar is raised to the upright position), reflective safety striping for low-visibility operations, and optional load containment infrastructure, including adjustable side rails, netting, or canvas coverings to secure loose items during high-speed transit across the ramp.

### III. Operational Context and Function

Flatbed cargo transport carts are essential for handling loose baggage (known as "bulk-loaded" baggage), odd-sized items, fragile cargo, and mail sacks. They operate primarily between the bag room sorters, where luggage is marshaled, and the specific aircraft stands. Their modular flatbed design makes them highly versatile ("utility"), accommodating objects that may not fit into Unit Load Devices (ULDs) or specialized container dollies. The high utilization rate and continuous movement necessitate carts designed for rapid loading/unloading and minimal maintenance downtime.

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KEYWORDS: Airport Operations, Ground Support Equipment, GSE, Baggage Handling System, Flatbed Cart, Cargo Dolly, Baggage Trailer, Utility Transport, Passenger Trolley, Luggage Cart, Air Cargo, Ramp Operations, Tow Bar, Pintle Hook, Chassis Design, Welded Steel, Interoperability, IATA Standards, SAE AS3610, Aircraft Apron, Logistical Conveyance, Bulk Loading, Marshalling, Terminal Utility, Material Handling, High Durability, Non-Motorized Trailer, Fleet Management, Puncture Resistant, Tracking Stability.