Double Trolley Hook Overhead Crane

PRODUCT OVERVIEW

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Why Choose Our Double Trolley Hook Overhead Crane?

1. Handles Long Materials Easily

Two Trolleys Work Together or Separately: Lift long items like steel pipes, wood, paper tubes, and bars efficiently.
Works in Many Places: Ideal for factories, workshops, mines, and outdoor yards where precise lifting is needed.

2. Flexible Power and Control Options

Choose Your Power Supply: Pick between angle steel conductors or safety slide wires.
Control It Your Way: Use a cabin (open or closed), ground pendant, or remote control for easy and safe operation.

3. Strong Build and Custom Parts

Heavy-Duty Parts: Includes a main girder, end carriages, hoist trolleys, and a reliable electrical system.
Use Different Tools: Works with hooks, grabs, magnets, or other attachments.
Full Setup Available: We also provide rails and power systems if needed.

4. Made Just for Your Needs

We build cranes to match your requirements, including:

Lifting capacity
Span and cantilever length
Lifting height
Voltage/power supply
Rail type and travel distance
Working conditions (material, temperature)
Your facility layout (for best design)

5. Safety Built In

Overload protection and emergency brakes
Motors with heat/current protection + safety hook latches
Rubber buffers + travel/lifting limit switches
Thorough testing before delivery with certified reports.

6. Support After You Buy

1-Year Warranty: Free part replacements if defects occur (with proper use).
Lifelong Help: Affordable spare parts and technical support after the warranty.

Key Features of Our 500t (250+250/50)/10t Double Trolley Bridge Crane

Smooth Operation: Uses frequency control + PLC for precision.
Sync Lifting: Two trolleys work together to lift 500t rotors and tools with high accuracy.
Safety Monitoring: The system checks itself, alerts to faults, and tracks performance.

What Is a Double Trolley Bridge Crane?

This crane has two trolleys and two main beams on a bridge structure. It’s widely used in industries for heavy lifting indoors and outdoors.

Main Parts:

Motors, brakes, sensors
Control system, lifting gear
Two trolleys + two main beams

How It Works:

The motor moves the main beam via a reducer.
Lifting gear (hooks, wires, etc.) moves along the beam and trolley tracks.
The trolley motor moves loads sideways.
Sensors monitor load and movement for safety.

Advantages:

Bigger Reach: Covers large areas for heavy tasks.
More Efficient: Two trolleys handle multiple jobs at once.
Flexible: Each trolley works independently for complex needs.

Where It’s Used:

Ports/Docks: Moves containers and heavy cargo.
Factories: Installs large machines.
Warehouses: Handles and stores goods quickly.

APPLICATION SCENARIO

Double Trolley Hook Overhead Crane Applications

Our Double Trolley Hook Overhead Crane lifts long, heavy materials safely in many industries.

1. Industrial Workshops & Factories

Moves steel pipes, bars, wood, and paper tubes in machine shops.
Helps in metal factories, assembly lines, and production areas.

2. Warehouses & Storage Yards

Carries long items like lumber, metal rods, and plastic tubes indoors and outdoors.
Saves space in logistics centers and storage yards.

3. Mining & Heavy Material Handling

Lifts ore, equipment, and construction materials in mines (safe zones only).
Works well in quarries and mineral plants.

4. Power Plants & Energy Sector

Moves heavy machine parts, generators, and construction materials in power stations.

5. Transport & Loading Areas

Loads and unloads steel coils, PVC pipes, and other long goods in freight yards and docks.

Where It Cannot Be Used

⚠️ Not safe for:

Explosive or flammable areas (chemical plants, oil refineries).
Acidic or alkaline environments.
Extreme heat (foundries, smelting zones).

Why Choose This Crane?

✔ Balanced Lifting: Two trolleys handle long materials smoothly.
✔ Customizable: Fits factories, mines, and yards with adjustable options.
✔ Safe: Built-in protections for secure operation.

Where Double Trolley Bridge Cranes Are Used

Ports & Docks

Faster Container Handling: Two trolleys work together, speeding up ship loading by 50%+.
Heavy Cargo: Lifts large machines, steel, and other heavy items.

Manufacturing

Large Equipment Setup: Moves big parts and molds in car and machine factories.
Production Lines: Quickly moves materials in automated factories.

Warehouses & Logistics

Storage & Sorting: Handles goods in and out fast.
Large Cargo Transport: Moves paper rolls, wood, and more in logistics hubs.

Construction

Building Materials: Lifts steel, wood, and prefab parts.
Heavy Equipment Setup: Installs cranes and elevators safely.

Energy Sector

Wind Farm Setup: Lifts wind turbine blades and towers with precision.
Solar Panel Installation: Moves and sets up panels quickly.

QE Double Trolley Bridge Crane Details

Key Features

Two hooks for long, heavy loads.
Two trolleys work alone or together.

Models & Specs

Model: QEhs
Capacity: 10t (5+5), 16t (8+8), 20t (10+10), 30t (15+15), 300t (150+150) – Custom sizes available.
Span: 7m-50m (custom).
Lift Height: 6m-30m (custom).
Duty Class: A4-A8 (based on usage).

How It Works

Cab Control: Easy to use with clear views. Options for fans, AC, and alarms.
Safe Access: Ladders for operators and repair crews.

Best For

Wind towers, pipes, logs, paper rolls, steel, and long materials.
Works in: -20°C to +40°C, humidity ≤85%, altitude ≤1000m. Add rain covers for outdoor use.

Note: This crane is semi-custom. We adjust rails and specs to fit your site.