High Efficiency Ce&iso 5 Ton 10 Ton 20 Ton Double Girder Gantry Crane

The High Efficiency Ce&iso 5 ton 10 ton 20 ton Double Girder Gantry Crane is a high-capacity, heavy-duty lifting solution specifically engineered for demanding industrial and construction environments. Designed with two robust main beams and powered by a motorized drive system, this crane ensures reliable performance, precision control, and exceptional lifting strength. It is typically equipped with a hoist trolley that traverses along the bridge beams, allowing for flexible and efficient material handling.

This gantry crane is ideal for operations requiring the handling of extremely heavy and oversized loads, such as in shipyards, heavy machinery manufacturing, steel yards, power plants, and infrastructure projects. Its structural configuration provides superior stability and support, while the motor-driven mechanism enables smooth and automated crane movement for enhanced operational efficiency.

Key highlights include:

Rated Capacity: 150 tons

Span & Lifting Height: Customizable to suit site requirements

Structure Type: Double girder gantry with box or truss beams

Drive System: Motorized with advanced transmission for smooth motion

Hoist Type: Heavy-duty hoist trolley with precise vertical and horizontal movement

Operation Mode: Cabin control, wireless remote, or pendant control

Core Components PLC, Engine, Bearing, Gearbox, Motor, Pressure vessel, Gear, Pump

Place of Origin Henan, China

Warranty 1 Year

Weight (KG) 30000 kg

Application Precast yard, construction site, warehouse, etc.

Product name 40 ton straddle carrier rubber tired single girder gantry cranes

Crane Type A Type, Single Girder, Double Girder Straddle Carrier

Lifting mechanism Customer Requirements

Control Method Cabin Control+Remote Control

Lifting Capacity 5~1200 Ton

Multiple Steering Modes Go straight, transverse traveling, carousel steering, etc.

Install On-site and online

Motor Famous brand

Work Duty A3~A5

Double Beam Main Girder

Type: Box-type or truss-type welded steel structure

Function: Supports the hoist trolley and transfers the load to the end carriages

Feature: High rigidity and load-bearing capacity for large tonnage operations

Supporting Legs (Gantry Legs)

Structure: Rigid steel legs connecting the main beam to the end carriages

Function: Supports vertical loads and maintains structural stability

Additional Features: Maintenance platforms and ladders for access

Hoist Trolley

Configuration: Mounted between or on top of the double beams

Components: Lifting mechanism (motor, drum, wire rope), trolley frame, and wheel system

Function: Performs vertical lifting and horizontal movement along the bridge

3.End Carriages

Function: Connect the main beams to the ground-running wheels

Drive: Equipped with motorized wheels for crane travel along the gantry rails

Design: Includes buffers, rail clamps, and limit switches for safety

4.Ground Traveling Mechanism

Drive Type: Motor-driven wheels (single or double drive system)

Motion: Enables longitudinal movement of the entire crane along tracks

Control: Synchronized movement via inverter or PLC-based controls

5.Ground Traveling Mechanism

Drive Type: Motor-driven wheels (single or double drive system)

Motion: Enables longitudinal movement of the entire crane along tracks

Control: Synchronized movement via inverter or PLC-based controls

Crane wheel

Key Features of Crane Wheels;Material:Typically made from high-strength steel or alloyed materials to withstand heavy loads and resist wear.Common materials include carbon steel, forged steel, or heat-treated steel to enhance durability.

Design:Flat Wheels: Used for flat-topped rails, allowing lateral movement flexibility.Flanged Wheels: Feature a flange on one side to prevent derailment and maintain alignment with the rail.Double-Flanged Wheels: Provide additional safety by keeping the wheel securely on the track, often used in heavy-duty applications.Tread Profile: Designed to distribute the load evenly and reduce wear.

Tread Profile: Designed to distribute the load evenly and reduce wear.Dimensions:Vary depending on the size and capacity of the crane.Key parameters include wheel diameter, tread width, and flange thickness.Mounting:Mounted on axles or shafts, either directly or via bearings.Bearings reduce friction and enable smooth rotation.

Crane Hook

Key Features of Crane Hooks Material:Typically made from high-strength materials such as forged steel or alloy steel.Designed to withstand heavy loads, impact forces, and harsh working conditions

Design:Single Hook: A simple, straight design used for general lifting tasks.Double Hook: Features two prongs, used for balancing heavier loads and reducing stress on each hook.Rotating Hook: Allows 360-degree rotation for precise load positioning.Safety Latch: Most crane hooks include a latch to prevent the load from slipping off the hook.

Load Capacity:Varies widely depending on the crane's design and application.Clearly marked on the hook for operator safety.

Hook Shapes:C-Hook: Used for handling coils and cylindrical loads.Eye Hook: Features a circular eye for secure attachment to the hoist or chain.Clevis Hook: Includes a U-shaped clevis and pin for quick attachment.

Motor

Key Features of Crane Motors Motor Types:Squirrel Cage Induction Motors:Commonly used for their durability and low maintenance.Suitable for applications requiring constant speed.Slip Ring Induction Motors:Used where variable speed is needed, such as in hoisting mechanisms.Servo Motors:Provide precise control, often used in advanced cranes.Brake Motors:Include built-in braking systems for immediate stopping.

Power Rating:Ranges from a few kilowatts for small cranes to hundreds of kilowatts for heavy-duty industrial cranes.The rating depends on the crane's lifting capacity and operational requirements.

Design:Duty Cycle: Designed for intermittent or continuous operation, depending on the application.Insulation: High-grade insulation to withstand harsh industrial environments.Cooling: Equipped with cooling systems (fan-cooled or liquid-cooled) to prevent overheating.

Control Features:Motors often work with Variable Frequency Drives (VFD) or motor controllers for:Speed control.Smooth acceleration and deceleration.Reduced power consumption.

Sound and light alarm system & limit switch

Key Features of the Alarm System,Audible Alarm (Sound)Emits a loud, distinct sound, such as a siren or buzzer, to alert workers.Typically activated during crane operation, load movement, or in emergencies.Sound level: Adjusted to ensure audibility over background noise.Visual Alarm (Light);High-intensity flashing or rotating lights (commonly red or yellow) provide a visual warning.Helps alert personnel in noisy environments or when hearing protection is used.

Control Integration;Activated automatically during specific operations (e.g., hoisting, traveling) or manually by the operator.Often integrated with other safety systems like anti-collision sensors.Functions of the Alarm System Movement Alerts: Warn workers when the crane or load is in motion.Collision Prevention: Signal potential obstructions or proximity to other equipment.

Emergency Indication: Highlight faults, overload conditions, or other emergencies.Maintenance Tips Regularly test sound levels and light visibility.Replace worn-out bulbs, LED, or speakers.Ensure proper wiring and connection to the control system.

Safety Devices

Safety Devices in Stationary Gantry Cranes,Safety devices in stationary gantry cranes are essential for protecting workers, equipment, and materials during operation. They help prevent accidents, ensure smooth crane operations, and comply with workplace safety regulations.

used in stationary gantry cranes: Overload Protection Device Function: Prevents the crane from lifting loads exceeding its rated capacity.

Mechanism:Equipped with load cells or strain gauges to measure the load weight.Automatically interrupts the hoist operation if the load exceeds the limit.Importance: Protects the crane structure and prevents accidents caused by overloading.

Anti-Collision Devices,Function: Detects proximity to other cranes, structures, or obstacles.Mechanism:Uses sensors like ultrasonic, infrared, or radar to detect objects.Triggers alarms or stops crane movement to prevent collisions.Importance: Reduces the risk of accidents and equipment damage in multi-crane environments.

Emergency Stop System,Function: Allows operators to immediately halt all crane operations in emergencies.Mechanism:Operated via buttons located on the control panel, remote control, or at accessible positions.Disconnects power to critical systems.Importance: Provides quick response capability during emergencies, minimizing risks.

Anti-Sway System,Function: Minimizes load swaying during lifting and movement.Mechanism:Employs advanced control systems to counteract pendulum effects.Uses sensors and software to adjust motor speeds dynamically.Importance: Enhances precision and safety during load handling.

11.Control Mode

1. Types of Control Modes for Stationary Gantry Cranes,Pendant Control;Description: The operator uses a wired or wireless pendant control unit to operate the crane from a safe distance.Components: A handheld device with buttons or joysticks for controlling movement and functions.

2. Cabin Control;Description: The operator is stationed in a control cabin that is mounted on the crane or nearby the crane's operating path.Components: Equipped with buttons, joysticks, pedals, and sometimes touchscreens for controlling crane functions.

3. Remote Control;Description: Uses a wireless remote control device, which can be handheld or worn on the operator's body.Components: A compact device with buttons or joysticks, similar to a pendant control but without a cable.

4.Automatic Control (Automated Control);Description: The crane operates according to pre-programmed commands and sequences without operator intervention.Components: Includes sensors, programmable logic controllers (PLC), and control software that manage the crane's functions.

Sketch

Main technical

Key Advantages:

1. High Lifting Capacity and Stability

Designed to handle up to 150 tons, it is suitable for oversized and extremely heavy loads.

The double girder structure provides superior load distribution and enhanced structural integrity.

2. Motorized Drive System for Smooth Operation

Equipped with a motor-driven travel system, ensuring smooth and precise movement of the crane along rails.

Inverter or frequency control allows for soft start/stop, reducing mechanical wear and increasing positioning accuracy.

3. Efficient and Flexible Material Handling

The trolley hoist mechanism moves along the double beams, allowing for flexible movement in both vertical and horizontal directions.

Ideal for operations where overhead cranes are not feasible or where high mobility is required.

4. Customizable for Specific Applications

Adjustable span, height, and speed to meet different project needs.

Can be equipped with various hoisting attachments (hooks, grabs, spreaders) for diverse lifting tasks.

5. Multiple Control Options

Offers cabin, remote, and pendant control, providing flexibility for different operating environments.

Enhances safety by allowing operators to choose the most appropriate control mode.

6. Safety and Reliability

Includes overload protection, limit switches, rail clamps, and emergency stop functions.

Can be fitted with anti-sway and collision-avoidance systems for safer handling of critical loads.

7. Durable and Low Maintenance

Constructed with high-strength steel and quality components for long service life.

Advanced motor and drive systems reduce mechanical failures and minimize maintenance requirements.

8. Cost-Effective for Large-Scale Operations

Eliminates the need for a large overhead crane structure.

Reduces installation and foundation costs when compared to bridge cranes in some applications.

Major Application Fields:

1. Shipbuilding Industry

Lifting and assembling large ship components such as hull sections, engines, and structural steel plates.

Ideal for outdoor docks and shipyard fabrication zones where overhead cranes are impractical.

2. Steel and Metal Industries

Handling and transporting large steel coils, beams, slabs, and heavy metal structures.

Used in steel mills, rolling plants, and heavy metal fabrication yards.

3. Construction and Infrastructure Projects

Used for lifting precast concrete beams, bridge segments, and large construction modules.

Suitable for infrastructure development like bridges, tunnels, and elevated expressways.

4. Heavy Equipment Manufacturing

Moving large machinery components, engine blocks, or industrial systems in production workshops.

Supports the assembly of heavy-duty machines like turbines, generators, and excavators.

5. Power and Energy Sector

Employed in hydroelectric and thermal power plants for the installation and maintenance of heavy equipment such as turbines and transformers.

Assists in transporting oversized components during plant construction or upgrades.

6. Port and Yard Operations

Handles oversized cargo, containers, and bulk materials at container yards, freight terminals, and storage facilities.

Especially useful where high-lift capacity is needed over a wide working area.

7. Aerospace and Defense Industries

Used in assembling and lifting heavy aircraft components or defense equipment.

Offers precise and controlled lifting for critical and sensitive assemblies.

Application Advantages:

Adaptable to both indoor and outdoor environments.

Suitable for fixed rail tracks over long spans and high-lift height areas.

Enhances efficiency, safety, and productivity in material handling for large and heavy components.

1. Design stage: Determine the parameters of the crane, such as rated load, span and lifting height, according to the customer's needs and working environment. Carry out detailed structural design, including main beam, end beam, crane, lifting mechanism, etc., to ensure that the design meets safety standards and usage requirements. Select appropriate materials according to the design, usually high-strength steel to ensure the stability and durability of the structure.

2. Manufacturing stage: Prepare the required raw materials and parts according to the design drawings. Cut, bend and shape the steel to prepare structural components such as main beams and end beams. Weld the various components and assemble them into an overall structure. This step requires guaranteed welding quality to ensure strength and stability.

3. Machining: Machining key components such as motors, gears, bearings, etc. to ensure that their size and accuracy meet the requirements. Anti-corrosion treatment of components, such as painting and galvanizing, increases the durability and aesthetics of the equipment.

4. Electrical system installation: Install electrical components such as motors, controllers, switches, sensors and alarm systems. Connect and wire cables to ensure the normal operation of the electrical system.

5. Assembly phase: Assemble all components and systems as a whole, connect the lifting mechanism, trolley running mechanism and control system. Perform a comprehensive inspection of the assembled crane to ensure that all components and systems are working properly, and perform preliminary debugging.

6. Testing phase: Perform static load test on the crane to check the structural strength and stability. Perform dynamic test on the crane, including tests on lifting, moving, braking and other functions, to ensure that its performance meets the design requirements. Check the functions of safety devices, such as limit switches, overload protection, etc., to ensure the safety of the equipment during operation.

7. Quality control: Perform quality control on each link in the production process to ensure compliance with industry standards and customer requirements. Record various data and inspection results in the production process for subsequent traceability and analysis.

8. Delivery and installation: Pack and prepare the completed crane for transportation to ensure that it is not damaged during transportation. Deliver the crane to the customer's site for installation, and perform on-site debugging and acceptance. Provide operation training to customers to ensure that they are proficient in the use and maintenance of the crane.

Workshop view:

The company has installed an intelligent equipment management platform, and has installed 310 sets (sets) of handling and welding robots. After the completion of the plan, there will be more than 500 sets (sets), and the equipment networking rate will reach 95%. 32 welding lines have been put into use, 50 are planned to be installed, and the automation rate of the entire product line has reached 85%.