Double Beam Hook Gantry Crane

Double Beam Hook Gantry Crane , also known as double-girder gantry crane, consists of two parallel main beams supported by vertical legs and running on ground tracks. The hook is mounted on a trolley that moves along the main beam and is used to lift and carry heavy objects. The double-beam structure provides greater load-bearing capacity and stability, and is suitable for occasions where overweight objects need to be carried and loaded and unloaded.

2.Double Beam Hook Gantry Crane is a lifting equipment commonly used for heavy lifting operations, and is widely used in industries such as construction, shipbuilding, steel manufacturing and large-scale warehousing. According to customer needs, double-beam hook gantry cranes can be customized with different sizes, load capacities, operating modes and safety configurations to meet the requirements of specific working environments.

3.This type of crane plays an indispensable role in industry and manufacturing with its excellent performance and versatility.

Warranty:1 Year

Weight (KG):1 kg

Rated Loading Capacity:500ton

Max. Lifting Height:6m-50m

Span:18-35m

Rated Lifting Moment:5000kn

Power Source:3 Phase 380V 50hz

1.Main beam

1.The main beam of a Double Beam Hook Gantry Crane is the core component of the entire crane, carrying the main load of the crane and providing support for the operation of the lifting trolley.

2.The main beam is usually welded from high-strength steel plates and undergoes strict quality control and testing to ensure that it can withstand the high-strength stress in heavy lifting operations. The material selection and manufacturing process of the main beam directly affect the performance and service life of the crane.

3.The main beam carries the trolley and hook system of the crane and is the main load-bearing structure of the entire crane. Its strength and rigidity determine the maximum lifting weight and working span of the Double Beam Hook Gantry Crane.

The main beam of a double-beam hook gantry crane plays a vital role in the entire crane system. Its design and manufacturing quality directly affect the performance and safety of the crane. Choosing the right main beam design and material is essential to ensure the efficient operation and long-term use of the crane.

Lifting System

The lifting system of the Double Beam Hook Gantry Crane is the key part of the entire equipment, which is responsible for the lifting and handling of heavy objects. The lifting system is usually composed of multiple subsystems, including hooks, trolleys, winches, wire ropes, pulley blocks, motors, etc.

2.The lifting system of the double-beam hook gantry crane can achieve precise load control and position positioning through an advanced electronic control system, which is suitable for lifting tasks with high precision requirements. The double-beam structure provides excellent stability, and the optimized design of the trolley and pulley block makes the movement of heavy objects more stable, effectively reducing swaying and shaking. It is equipped with a variety of safety devices, such as wire rope break protection, overload protection, limit devices, etc., to ensure safety under various operating conditions.

The lifting system of the Double Beam Hook Gantry Crane is the core functional part of the entire crane, and its design and operation directly affect the efficiency and safety of the crane. Through reasonable design and regular maintenance, the stability and reliability of the lifting system in long-term use can be ensured.

End Beam

1.The end beam of a Double Beam Hook Gantry Crane is an indispensable part of the crane structure. It mainly supports the main beam and connects the legs, and provides a stable foundation for the overall operation of the crane.

2.The end beam is usually made of high-strength steel and adopts a box structure or an I-beam structure to provide sufficient strength and rigidity. The structural design of the end beam must take into account the load capacity, operating conditions and use environment of the crane to ensure that it can withstand long-term heavy loads and fatigue. The high rigidity design of the end beam can effectively prevent the crane from twisting and deforming during operation, ensuring the stability of the Double Beam Hook Gantry Crane under heavy load conditions.

3.The end beam of a double-beam hook gantry crane is a vital component of the entire crane structure. Its design and maintenance directly affect the stability, operating performance and safety of the crane. Through high-quality design and manufacturing processes, as well as regular inspections and maintenance, the reliability and durability of the end beam in long-term use can be ensured.

 

 

Crane travelling mechanism

The crane running mechanism of the double-beam hook gantry crane is the core system that enables the crane to move on the track. It enables the crane to cover the entire working area and carry and operate heavy objects. The trolley running mechanism is mainly composed of running wheels, drive systems, braking systems, and buffer devices.

2.Since double-beam hook gantry cranes are usually used for heavy handling operations, the crane running mechanism must be able to withstand a large amount of load to ensure that the crane can still run smoothly when fully loaded. The precise coordination of the running wheels and tracks, as well as the powerful braking system, ensure the stability of the trolley when running and stopping, and prevent sliding or tilting due to inertia. Through the advanced electronic control system, the crane running mechanism can achieve precise speed control and position positioning, which is suitable for working environments with high precision requirements.

3.The crane running mechanism of the Double Beam Hook Gantry Crane is the core of the entire crane's mobility, which determines the coverage and operational flexibility of the crane in the working area. High-quality design, manufacturing and maintenance can ensure the reliability and stability of the crane running mechanism in long-term use, thereby improving the overall work efficiency and safety of the crane.

Trolley travelling mechanism

1.The trolley travelling mechanism of the Double Beam Hook Gantry Crane is the part of the crane system used to lift heavy objects and move them horizontally on the main beam. The design of the trolley running mechanism directly affects the operating efficiency, stability and safety of the crane.

2.The components of the trolley travelling mechanism include trolley frame, running wheel, drive system, winch system, wire rope and pulley block, control system, and brake system.

3.The characteristics of the trolley travelling mechanism are that the trolley running mechanism can achieve precise lateral movement on the main beam track, and through the efficient drive and transmission system, the lifting operation is faster and more accurate. The design of the trolley frame and the precision manufacturing of the running wheel ensure that the trolley is stable and shake-free during operation. At the same time, the equipped braking system and anti-derailment design greatly improve the safety of operation. The trolley running mechanism is suitable for various working environments, and can adjust the speed and control the path according to different working conditions, with strong adaptability.

4.The trolley running mechanism of the Double Beam Hook Gantry Crane is an important system for realizing the lateral movement of heavy objects. Its design, manufacturing and maintenance directly affect the working efficiency and safety of the crane. Through precise design and regular maintenance, the efficiency, stability and long-term reliability of the trolley operating mechanism can be ensured, thus meeting the needs of various complex lifting operations.

Crane wheel

1.The wheels of a double-beam hook gantry crane are an important part of its operating system, responsible for supporting the overall weight of the crane and moving on the track. The design and quality of the wheels directly affect the operating stability, accuracy and safety of the crane.

2.The wheels are usually made of high-strength steel or cast steel, with high load-bearing capacity and wear resistance. In order to enhance wear resistance, the surface of the wheel may be quenched to increase its hardness and extend its service life. The wheels need to undergo precision processing, including forging, machining, heat treatment and other processes to ensure the accuracy and strength of the wheels. The fit of the rim and the hub must be precise, and the installation of the bearings also needs to be precise to ensure the stability of the wheels under high speed or heavy load.

3.The wheels bear the weight of the entire Double Beam Hook Gantry Crane and transmit the power of the motor to the track through the drive wheel, enabling the crane to move on the track. The wheel design must ensure the stability of the crane when it is running under heavy load or high speed, avoiding shaking or vibration caused by instability, which affects the safety and accuracy of operation. Due to the frequent friction between the wheels and the track, the wheels must have high wear resistance. High-quality materials and surface treatment can extend the service life of the wheels and reduce the frequency of replacement due to wear. The wheels are usually designed with flanges to prevent derailment during operation. For cranes operating on uneven tracks or under complex working conditions, the anti-derailment design of the wheels is particularly important.

4.The wheels of double-beam hook gantry cranes are key components to ensure the smooth operation of the crane. The design and maintenance of the wheels have a direct impact on the safety, efficiency and service life of the crane. By selecting high-quality materials and precise manufacturing processes, and conducting regular inspections and maintenance, the reliability and durability of the wheels in long-term use can be ensured, thereby improving the overall performance of the crane.

 

 

Crane hook

1.The hook of a double-beam hook gantry crane is the core component of the crane for directly grabbing and lifting heavy objects, and plays a key role in carrying and transferring materials. The design, material, structure and safety of the hook have a vital impact on the overall performance and operational safety of the crane.

2.The types of hooks are single hook: Single hook is the most common type of hook and is suitable for general lifting operations. The single hook has a simple structure and is easy to use, suitable for most lifting operations. Double hook: Double hook consists of two hooks and is usually used to lift long or large objects to ensure the balance of the object during the lifting process. The double hook can adjust the hook distance independently to accommodate heavy objects of different sizes. Rotating hook: A hook equipped with a rotating device that can rotate freely, allowing the heavy object to automatically adjust its direction during the lifting process, which is convenient for positioning. Rotating hooks are usually used in jobs that require precise positioning.

3.The hook is usually made of high-strength alloy steel to provide sufficient load-bearing capacity and wear resistance. The hook body material needs to have high toughness and fatigue resistance to withstand repeated heavy loads and impacts. Manufacturing process: The hook is manufactured by forging or casting to ensure the density and strength of the material. The hook body is usually heat treated (such as quenching, tempering) to improve its hardness and impact resistance. Surface treatment: In order to prevent the hook from rusting in a humid or corrosive environment, the surface of the hook is usually treated with anti-rust treatment, such as galvanizing, painting or coating with anti-corrosion materials.

4.The hook is the part of the crane that directly carries the heavy objects, and its carrying capacity determines the maximum lifting weight of the crane. The design of the hook needs to take into account the maximum load, dynamic load and the use environment to ensure its safety under the worst conditions. The rotation function of the hook enables it to automatically adjust the direction when lifting heavy objects to avoid twisting and slipping. The self-locking function ensures that the heavy objects will not be unhooked due to vibration or shaking during the lifting process, increasing the safety of the operation.

5.The hook of the double-beam hook gantry crane is a vital component of the entire lifting system. Its quality, design and maintenance are directly related to the safety and efficiency of the lifting operation. By selecting high-quality materials and precise manufacturing processes, as well as conducting regular inspections and maintenance, we can ensure the efficiency, durability and safety of the hooks, meeting the needs of various complex lifting operations.

 

Motor

1.The motor of the double-beam hook gantry crane is an important power source for driving the various operating mechanisms of the crane. Its performance, efficiency and reliability directly affect the overall working efficiency and safety of the crane. The motor is used to drive the trolley, car and lifting mechanism of the crane to ensure the smooth operation of the crane and the smooth progress of the lifting operation.

2.The motor consists of a stator and a rotor. The stator generates a rotating magnetic field to drive the rotor to rotate, thereby generating power. The stator is usually composed of silicon steel sheets and copper wire windings, and the rotor is mostly a squirrel cage or winding structure. The housing of the motor is usually made of cast iron or aluminum alloy, which has good durability and protection performance. To prevent the motor from overheating, the housing is designed with a heat sink and a forced air cooling system to enhance the heat dissipation effect. The motor shaft is supported by bearings. Whether the bearings are well lubricated directly affects the running stability and life of the motor. Grease lubrication or oil lubrication systems are usually used to ensure the long-term and smooth operation of the bearings.

3.Modern motors use efficient design and high-quality materials, with high energy conversion efficiency and reduced waste of electrical energy. High-efficiency motors not only save energy, but also reduce heat generation and extend the service life of the motor. The motor has a simple and sturdy structure. It is well designed and manufactured with low failure rate and less maintenance requirements. It is suitable for long-term continuous operation. The motor can be used with various control systems, such as frequency converters, PLCs, servo systems, etc., to achieve precise speed control and intelligent operation, and adapt to different working conditions and operating requirements.

4.The motor of the Double Beam Hook Gantry Crane is a key component for the smooth and efficient operation of the crane. By selecting high-quality and high-efficiency motors and carrying out reasonable control and maintenance, the operating performance and service life of the crane can be greatly improved, ensuring the safety and reliability of the lifting operation.

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Sound and light alarm system & limit switch

1.The sound and light alarm system and limit switch of the double-beam hook gantry crane are important devices to ensure the safety of crane operation. Their main functions are to provide warnings, monitor the operating status of the equipment, and prevent the equipment from overloading or accidents.

2.Sound and light alarm system

The sound and light alarm system is used to emit sound and light signals during the operation of the crane to alert the operator or surrounding personnel to potential dangerous situations or abnormal conditions. When the working status of the crane changes, such as equipment failure, overload, approaching the limit position, etc., the sound and light alarm system will sound an alarm to remind the operator to take timely measures.

Usually a buzzer or horn, which attracts attention by emitting a loud warning sound. The volume and frequency design of the sound alarm need to ensure effective auditory warning in the crane operating environment.

Light alarm: Usually a flashing light or LED light, which attracts visual attention by emitting a flashing light signal. The brightness and flashing frequency design of the light alarm need to adapt to different working environments and lighting conditions.

Limit switch

3.The limit switch is used to monitor the various operating mechanisms of the Double Beam Hook Gantry Crane (such as lifting mechanism, lateral operating mechanism, etc.) to prevent it from exceeding the set safety range or limit position. Limit switches automatically cut off power when the equipment reaches the preset limit position to prevent collision or damage to mechanical parts.

When the operating mechanism moves to the preset position, the mechanical contacts are activated and send a switch signal to the control system. The movement of the contacts cuts off or connects the circuit, thereby controlling the operation of the equipment. Electronic sensors send signals by detecting the presence or position change of objects. These signals are transmitted to the control system and trigger corresponding actions (such as shutdown or alarm).

4.Sound and light alarm systems and limit switches are indispensable safety devices in double-beam hook gantry cranes. Sound and light alarm systems provide timely warnings to help operators and surrounding personnel pay attention to potential dangers; limit switches protect the crane and its operating mechanism to prevent equipment damage or accidents caused by overload or out-of-range operation. Regular maintenance and inspection of these two systems can effectively improve the safety and operational reliability of the crane.

Safety Devices

1.The safety equipment of double-beam hook gantry crane is a key component to ensure the safe operation of the crane. They prevent equipment failures and accidents and ensure the safety of operators through real-time monitoring, alarm, protection and control.

2.The following is a detailed introduction to common safety equipment and its functions:

Overload protection device: Types include sensor-type overload protection: The actual value of the load is detected by the sensor and compared with the set safe load value. Weighing device: Directly measure the weight of the hanging object to ensure that the load does not exceed the rated capacity of the crane.

Power-off protection device: Types include overload protector: Detect whether the current exceeds the set value and automatically cut off the power. Leakage protector: Detect leakage current to ensure the safety of the electrical system.

Braking system: Types include electromagnetic brake: Use electromagnetic force to produce braking effect, suitable for most cranes. Mechanical brake: Use friction material for braking, suitable for occasions requiring high braking force.

Safety speed limiter type: Mechanical speed limiter: Limit the movement speed through a mechanical device.

Electronic speed limiter: Speed monitoring and control through electronic sensors and control systems.

And other safety devices

3.Summary

The safety equipment of double-beam hook gantry crane is an important guarantee to ensure the safe operation of the equipment and protect the operators. The operation safety and reliability of the crane can be greatly improved by using various safety devices, such as overload protection devices, limit switches, sound and light alarm systems, power-off protection devices, braking systems, speed limiters, wheel derailment prevention devices, emergency stop devices, protective covers and protective nets, etc. Regular maintenance and inspection of these safety devices to ensure their normal operation is a key measure to ensure the safe operation of the Double Beam Hook Gantry Crane.

 

Sketch

 

 

 

 

1. Large load capacity

High load capacity: The double-beam design enables the crane to carry a large weight. Each main beam can share a part of the load, which improves the overall load-bearing capacity. Typically, this type of crane is able to handle heavy loads ranging from tens to hundreds of tons.

2. Stability and reliability

Strong structural stability: The double-beam structure provides good stability, allowing the crane to withstand large lateral and longitudinal loads during operation. The double support of the main beam reduces the risk of structural deformation.

Even load distribution: The double-beam system distributes the load evenly to the two main beams, reducing the situation where a single beam is overstressed and improving the reliability of the overall structure.

3. Efficient space utilization

Operation in a large space: The gantry structure of the crane can move freely at high altitudes, so that the ground space can be fully utilized for material stacking and operation, which is suitable for high-rise warehouses and large production workshops.

Effective coverage area: The double-beam hook gantry crane can cover a large working area, suitable for occasions that require large-area operations, such as ports, warehouses and workshops.

4. Operational flexibility

Multi-directional movement: Double-beam hook gantry cranes are usually equipped with a trolley, a trolley and a lifting mechanism, which can be operated in multiple directions, providing good flexibility and suitable for complex material handling tasks.

Precise control: Equipped with advanced control systems such as frequency converters and servo systems, precise control of lifting, lateral movement and longitudinal movement can be achieved, improving the flexibility and precision of operation.

5. High work efficiency

Fast lifting and moving: Modern double-beam hook gantry cranes are equipped with efficient motors and reducers, making lifting and moving operations fast and smooth, reducing operation time and improving work efficiency.

Automation function: It can be equipped with an automated control system to achieve unattended operation, improving overall operating efficiency and production capacity.

6. Strong adaptability

Adapt to various environments: The design can adapt to various working environments, including bad weather, industrial dust and moisture. Its structure and material selection enable it to work reliably in various environments.

Flexible configuration: The crane can be customized according to needs, such as adding wind protection devices, anti-corrosion treatment, etc., to adapt to different operating requirements.

7. High safety

Multiple safety devices: Equipped with multiple safety devices, such as overload protection, limit switch, sound and light alarm system, etc., to ensure the safe operation of the equipment and reduce the possibility of accidents.

Stable braking system: Equipped with an efficient braking system to ensure rapid and reliable braking in case of shutdown or emergency.

 

 

1. Large load capacity

High load capacity: The double-beam design enables the crane to carry a large weight. Each main beam can share a part of the load, which improves the overall load-bearing capacity. Typically, this type of crane is able to handle heavy loads ranging from tens to hundreds of tons.

2. Stability and reliability

Strong structural stability: The double-beam structure provides good stability, allowing the crane to withstand large lateral and longitudinal loads during operation. The double support of the main beam reduces the risk of structural deformation.

Even load distribution: The double-beam system distributes the load evenly to the two main beams, reducing the situation where a single beam is overstressed and improving the reliability of the overall structure.

3. Efficient space utilization

Operation in a large space: The gantry structure of the crane can move freely at high altitudes, so that the ground space can be fully utilized for material stacking and operation, which is suitable for high-rise warehouses and large production workshops.

Effective coverage area: The double-beam hook gantry crane can cover a large working area, suitable for occasions that require large-area operations, such as ports, warehouses and workshops.

4. Operational flexibility

Multi-directional movement: Double-beam hook gantry cranes are usually equipped with a trolley, a trolley and a lifting mechanism, which can be operated in multiple directions, providing good flexibility and suitable for complex material handling tasks.

Precise control: Equipped with advanced control systems such as frequency converters and servo systems, precise control of lifting, lateral movement and longitudinal movement can be achieved, improving the flexibility and precision of operation.

5. High work efficiency

Fast lifting and moving: Modern double-beam hook gantry cranes are equipped with efficient motors and reducers, making lifting and moving operations fast and smooth, reducing operation time and improving work efficiency.

Automation function: It can be equipped with an automated control system to achieve unattended operation, improving overall operating efficiency and production capacity.

6. Strong adaptability

Adapt to various environments: The design can adapt to various working environments, including bad weather, industrial dust and moisture. Its structure and material selection enable it to work reliably in various environments.

Flexible configuration: The Double Beam Hook Gantry Crane can be customized according to needs, such as adding wind protection devices, anti-corrosion treatment, etc., to adapt to different operating requirements.

7. High safety

Multiple safety devices: Equipped with multiple safety devices, such as overload protection, limit switch, sound and light alarm system, etc., to ensure the safe operation of the equipment and reduce the possibility of accidents.

Stable braking system: Equipped with an efficient braking system to ensure rapid and reliable braking in case of shutdown or emergency.

 

 

1. Large load capacity

High load capacity: The double-beam design enables the crane to carry a large weight. Each main beam can share a part of the load, which improves the overall load-bearing capacity. Typically, this type of crane is able to handle heavy loads ranging from tens to hundreds of tons.

2. Stability and reliability

Strong structural stability: The double-beam structure provides good stability, allowing the crane to withstand large lateral and longitudinal loads during operation. The double support of the main beam reduces the risk of structural deformation.

Even load distribution: The double-beam system distributes the load evenly to the two main beams, reducing the situation where a single beam is overstressed and improving the reliability of the overall structure.

3. Efficient space utilization

Operation in a large space: The gantry structure of the crane can move freely at high altitudes, so that the ground space can be fully utilized for material stacking and operation, which is suitable for high-rise warehouses and large production workshops.

Effective coverage area: The double-beam hook gantry crane can cover a large working area, suitable for occasions that require large-area operations, such as ports, warehouses and workshops.

4. Operational flexibility

Multi-directional movement: Double-beam hook gantry cranes are usually equipped with a trolley, a trolley and a lifting mechanism, which can be operated in multiple directions, providing good flexibility and suitable for complex material handling tasks.

Precise control: Equipped with advanced control systems such as frequency converters and servo systems, precise control of lifting, lateral movement and longitudinal movement can be achieved, improving the flexibility and precision of operation.

5. High work efficiency

Fast lifting and moving: Modern double-beam hook gantry cranes are equipped with efficient motors and reducers, making lifting and moving operations fast and smooth, reducing operation time and improving work efficiency.

Automation function: It can be equipped with an automated control system to achieve unattended operation, improving overall operating efficiency and production capacity.

6. Strong adaptability

Adapt to various environments: The design can adapt to various working environments, including bad weather, industrial dust and moisture. Its structure and material selection enable it to work reliably in various environments.

Flexible configuration: The crane can be customized according to needs, such as adding wind protection devices, anti-corrosion treatment, etc., to adapt to different operating requirements.

7. High safety

Multiple safety devices: Equipped with multiple safety devices, such as overload protection, limit switch, sound and light alarm system, etc., to ensure the safe operation of the equipment and reduce the possibility of accidents.

Stable braking system: Equipped with an efficient braking system to ensure rapid and reliable braking in case of shutdown or emergency.

 

 

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.

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