Mini spider crane, also known as spider lift or crawler crane, is a compact lifting system characterized by four independently adjustable legs and a lightweight chassis typically made of rubber tracks. These legs resemble spider legs, providing excellent stability on complex terrains and allowing access to spaces that traditional cranes cannot reach. Spider cranes were originally developed for specific projects in European cities and have now been applied in various fields, from maintaining skyscrapers in Shanghai to forest conservation in Yunnan.

Key Advantages

1. Unparalleled terrain adaptability

Spider cranes, with their articulated legs and low ground pressure tracks, can easily handle slopes up to 25 °, mud, sand, stairs, and uneven ground. Each leg can be independently adjusted to maintain the stability of the crane on surfaces that are prone to sinking or tilting with traditional cranes – which is crucial for swamps, mountainous areas, or indoor marble floors.

2. Compact design, suitable for small spaces

When the spider crane is retracted, its width is only 0.85 meters and its height is less than 2 meters. It can easily shuttle through narrow alleys, standard doorways, and crowded indoor spaces – making it an ideal choice for historical building renovations, shopping mall renovations, or subway stations. Despite its small footprint, its working height can reach 43.2 meters.

3.Triple Power Selection

Operators can seamlessly switch between electricity (used for zero emission indoor operations), diesel, or AC power sources. This flexibility makes it possible to operate 24/7 in areas with high environmental requirements such as museums, hospitals, or food processing plants.

4. Enhanced Safety & Control

The integrated security system includes:

Automatic leveling and overload protection

Tilt sensor and dual emergency descent mechanism

Centralized joystick control (2-3 joysticks manage all functions) to reduce operator errors.

Features and Advantages

The mini spider crane flaunts an impressive lifting prowess within its diminutive footprint. Capable of hoisting hefty loads weighing up to 14 tons in cramped room, it stands as an invaluable ally across diverse applications. From installing gleaming glass facades on towering skyscrapers to delicately lifting equipment into manufacturing facilities, or facilitating intricate repairs in inaccessible regions, this crane excels in every endeavor.

Technical Parameters

Applications

Apart from used in indoor and underground warehouse, Mini Spider Crane Crawler is widely suitable for road repairs and bridge maintenance. Mini crawler cranes are used for road repairs and bridge maintenance projects in urban areas, offering precision and flexibility in confined spaces. Another scenario is installation of municipal facilities. They are also deployed for installing streetlights, traffic signs, and other municipal infrastructure, ensuring efficient and safe execution.