Mini portable gantry crane

Authentication mark:

This crane is mainly used in maintenance and repair shops, small-scale manufacturing, and warehousing and logistics.

Capacity:

0.25 t – 3 t , customized

Lifting Height:

1 m – 3.5 m (,customizable)

Span:

1 m – 5 m (customizable)

Voltage/Hertz:

380V, 50Hz, three-phase

Working Class:

A1, A2, A3

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Introduction

Application Scenario

Advantages

Structural Diagram And Parameter Table

INTRODUCTION

What is this?

The mini portable gantry crane is a lightweight, detachable, and movable lifting device. It uses a manual or electric hoist to lift and lower loads, moving along the beam to handle small equipment, molds, engines, goods, and more. If your workspace has limited space, requires no fixed foundation, or needs to share one crane across multiple workstations, this product is designed for you.

Why choose a mini portable gantry crane over a fixed gantry crane?

Compared to fixed gantry cranes, the mini portable solution offers four core advantages:

First, no foundation required – equipped with swivel casters with brakes, placed directly on flat ground for use, no concrete foundation needed, ready to use upon purchase.

Second, easy to move – total weight of only 50-200 kg, one person can push it, allowing quick transfer between multiple workstations.

Third, space-saving storage – the beam and legs can be quickly disassembled or folded, stored against the wall when not in use, taking up almost no space.

Fourth, low investment cost – extremely simple structure, costing only 30%-50% of a fixed gantry crane, suitable for budget-limited applications.

Solve light-duty handling problems with minimal investment.

What can we do for you?

We under

stand that every customer has different capacity requirements, different usage scenarios, and different mobility needs. Therefore, we offer flexible customization options: lifting capacity from 0.25 ton to 3 tons; span from 1 meter to 5 meters; material options of high-strength steel or aluminum alloy; hoist options of manual chain hoist, lever hoist, or electric hoist; caster options of nylon, rubber, or polyurethane. Whether you use it occasionally or daily for frequent operations, we can match the most suitable structure and configuration.

Unsure? Don't know?

Not sure whether to choose a manual chain hoist or an electric hoist? Don't know what lifting capacity and span can handle your needs? No problem. Just tell us: the weight of the object to be lifted, the maximum lifting height required, and the dimensions of your workspace. Our engineers will provide you with an accurate quote and drawings within 24 hours. Click the button below or contact us via WhatsApp/email to get your customized solution.

💡 Tip: We offer free selection consulting. Even if you are unsure about specific parameters, feel free to describe your lifting needs and working environment, and we will recommend the right solution for you.

APPLICATION SCENARIO

[1] Small Workshops and Garages – Lifting engines, transmissions, and machinery parts for repair or assembly.

[2] Construction Sites – Moving tools, equipment, and light building materials to elevated areas.

[3] Warehouses – Loading and unloading heavy boxes, dies, or equipment from shelves.

[4] Laboratories and Clean Rooms – Handling sensitive or heavy instruments without permanent installation.

[5] Maintenance and Service Trucks – Portable lifting for field repairs and equipment installation.

ADVANTAGES

[1] Highly Portable – Lightweight, foldable or disassemblable design allows easy transport and storage.

[2] No Installation Required – Can be used indoors or outdoors without foundation or runway.

[3] Flexible Height and Span – Adjustable leg height and beam length to fit different spaces.

[4] Low Cost – Affordable compared to permanent overhead cranes.

[5] Safe and Easy Operation – Manual or electric hoist options with locking casters for stability.

STRUCTURAL DIAGRAM AND PARAMETER TABLE

Parameter	Specification
Working Class	A1, A2, A3
Capacity	0.25 t – 3 t
Span	1 m – 5 m (adjustable or fixed width, customizable)
Lifting Height	1 m – 3.5 m
Lifting Speed	2 – 6 m/min (single speed, manual chain hoist or electric hoist)
Trolley Travelling Speed	Manual push/pull (standard) / Motorized (optional for larger models)
Crane Travelling Speed	Manual push/pull (standard) / Motorized (optional for larger models)
Control Method	Manual chain operation (hand chain hoist) / Pendant control (electric hoist)
Power Supply	Manual hoist: No power required Electric hoist: 110V – 240V / 50-60Hz / 1-phase (portable plug-in)
Temperature	-10°C to +50°C (indoor/outdoor general environment)
Protection Grade	Hoist motor (if electric): IP44 – IP54
Girder Type	Single Beam – Light-duty rolled steel I-beam or aluminum beam (bolt-together / foldable design for portability)

Six core advantages

Full Scenario Coverage

Nucleon covers over 20 product categories including ladle cranes, multi-purpose cranes, intelligent cranes, overhead/portal cranes, RTG, RMG, deck cranes, portal cranes, girder launchers, yacht cranes, KBK, and jib cranes. From steel smelting to port handling, bridge construction to ship equipment, Nucleon provides one-stop lifting solutions. Whether standard models or extreme-condition customizations, Nucleon possesses mature technical expertise and proven track records, saving customers from dealing with multiple suppliers.

Military-Grade Quality Standards

We use high-strength steel from Baosteel/Ansteel for key structural components, with 100% NDT inspection and one-clamp CNC gantry machining. Every machine undergoes 120% dynamic load and 125% static load tests before delivery, with continuous operation verification under extreme conditions. Even in 24/7 continuous casting plants, -40°C arctic ports, or high-temperature humid ship cabins, our cranes maintain millimeter-level precision and zero-drift stability—quality that stands the test of time.

Extended Longevity & Low Maintenance Cost

Our main girders are FEA-optimized and double-submerged arc welded, with a design life of ≥30 years. Key bearings are lifetime lubrication-free, and hardened travel wheels extend wear cycles by 3 times. Core components feature modular quick-change interfaces with spare parts commonality exceeding 80%. Annual maintenance costs are reduced by 40%~60%, saving millions in lifecycle operating expenses — truly "invest once, benefit long-term."

Energy Efficiency Leader

Our entire series comes standard with IE5 permanent magnet synchronous motors + energy feedback VFD drives, achieving 25%~35% comprehensive energy savings. Single-motor operation under light loads and adaptive speed control reduce electrical waste by over 30%. High-strength steel lightweight design cuts deadweight by 15%~20%, lowering workshop load requirements. A single ladle crane station saves over RMB 150,000 in electricity costs annually, helping customers achieve green and low-carbon production.

Ultimate Safety Redundancy Design

Our hoisting mechanism comes standard with dual brakes + mechanical overspeed switch + triple limit switches, featuring multiple redundant interlocks to prevent load dropping and over-traveling. Large products use box girder torsion-resistant structures, remaining stable even in level 8 gusty winds. Optional intelligent safety monitoring systems detect anomalies in load, skew, wind speed, etc., with automatic alarms and shutdowns. Overall safety redundancy coefficient > 2.0, maintaining zero crane safety incidents for many consecutive years.

Deep Customization & Full Lifecycle Service

We provide complete front-end support from site survey and mechanical simulation to civil review, delivering custom drawings within 2 weeks, with non-standard lead times only 5~7 days longer than standard products. We establish lifelong digital dossiers for customers, warning of end-of-life components 3 months in advance. Our full lifecycle services cover installation training, regular inspections, and remote O&M. With customer repeat purchase rates exceeding 85% for five consecutive years, we are a trustworthy long-term partner.