Electric Single Beam Crane

 

1. Electric single-beam crane is a kind of lifting equipment widely used in industry and manufacturing, usually used for handling and moving heavy objects. It consists of a single main beam, end beam, electric trolley and electric hoist and other key components. The design of the equipment makes it suitable for various working environments, such as factory workshops, warehouses, ports, etc.

2. Since the electric single-beam crane has only one main beam, the structure is relatively simple and easy to install and maintain. It can be moved forward and backward on the main beam by the electric hoist, and the main beam can be moved left and right on the track to achieve all-round material handling. It is usually suitable for light to medium weight objects, and the carrying capacity ranges from several tons to tens of tons. Compared with double-beam cranes, electric single-beam cranes occupy less vertical space and are suitable for places with limited space. Equipped with a variety of safety devices, such as limit switches, emergency stop buttons, etc., to ensure safety during operation.

3. Electric single-beam cranes are one of the important equipment for industrial automation and improving production efficiency, and are favored by enterprises for their reliability and versatility.

 

Max. Lifting Height:30m

Warranty of core components:1 Year

Core Components:Motor

Weight (KG):2090 kg

Max. Lifting Load:10ton

Span:7.5~28.5m

Working duty:A3

Working temperature:-20℃~+40℃

1.Main beam

1. The main beam of an electric single-beam crane is one of its key structural components, responsible for carrying and transmitting the lifting load. The main beam is usually made of steel and designed into a box-shaped or I-shaped structure to ensure sufficient strength and rigidity to support heavy objects and withstand various workloads.

2. The main beam of an electric single-beam crane is usually made of high-quality steel, such as Q235B or Q345B, to ensure its strength and durability. The cross-section of the main beam is generally I-shaped or box-shaped. The I-shaped main beam is light and easy to manufacture, while the box-shaped main beam has higher torsion resistance and better overall rigidity.

3. The main beam of an electric single-beam crane is the core of the electric single-beam crane, and its design and quality directly affect the working performance and safety of the crane. The stability and strength of the main beam ensure that the crane can complete various lifting tasks smoothly and efficiently.

Lifting System

The lifting system of the electric single-beam crane is the core part of the entire equipment. It is mainly responsible for lifting and lowering heavy objects and moving them horizontally.

2.The lifting system is mainly composed of the following components: hoist (crane), wire rope or chain, motor, brake system, control system, pulley and guide device.

3. These components work together to ensure that the electric single-beam crane can complete the lifting task of heavy objects safely, stably and efficiently.

 

 

End Beam

1. The end beam of the electric single-beam crane is an important part of the crane structure. It mainly plays the role of supporting the bridge and ensuring the smooth operation of the crane. The design and function of the end beam directly affect the operation safety and service life of the crane.

2. The end beam of the electric single-beam crane is usually welded with steel plates. It has high strength and rigidity and can withstand various forces generated during the operation of the crane. The two ends of the end beam are connected to the walking wheel group, which can support and guide the entire crane to run along the track.

3. The end beam of the electric single-beam crane connects the main beam of the crane and is supported on the track by the walking wheel to ensure the structural stability of the crane. The end beam cooperates with the walking wheel group to realize the lateral movement of the crane on the track, so that the crane can complete the lifting task at different positions in the workshop. Through safety equipment such as limit devices and buffers, the end beam ensures the safety of the crane during operation and prevents accidents.

4. In general, the end beam is an indispensable part of the electric single-beam crane. It not only carries and guides the movement of the entire crane, but also ensures the safety and reliability of the crane during use.

 

Crane travelling mechanism

1. The Crane travelling mechanism of an electric single-beam crane is an important part of the crane, responsible for moving the crane horizontally along the track throughout the operating area. The design and performance of this mechanism directly affect the operating efficiency, stability and safety of the crane.

2. The Crane travelling mechanism of an electric single-beam crane is usually composed of an electric motor and a reducer. The motor provides power, reduces the speed and increases the torque through the reducer, and drives the trolley to move on the track.

3. The design and performance of the Crane travelling mechanism of an electric single-beam crane have a direct impact on the stability, control ability and safety of the crane. Therefore, the correct selection and maintenance of these components are the key to ensuring the safe and efficient operation of the electric single-beam crane.

 

 

Trolley travelling mechanism

1. The trolley travelling mechanism of an electric single-beam crane refers to the part of the crane used to move the hook or other lifting equipment horizontally, usually moving up and down along the main beam. The trolley running mechanism is an important part of the crane and is responsible for the lateral movement of the hoisted object.

2. The trolley travelling mechanism of an electric single-beam crane is usually equipped with an electric motor to provide driving force to move the trolley along the main beam track. The trolley runs on the track of the main beam. The track is usually a steel guide rail, welded or bolted to the main beam. The operation of the trolley is usually controlled by an operating console or remote control. The operator can control the forward, backward and running speed of the trolley to achieve precise movement of the hoisted object.

3. The design and maintenance of trolley travelling mechanism of an electric single-beam crane is crucial to the overall performance and safety of the electric single-beam crane. Regular inspection and maintenance to ensure the normal operation of its various components can effectively extend the life of the equipment and improve work efficiency.

6.Crane wheel

1. The wheels of an electric single-beam crane are an important part of the entire crane, responsible for supporting the weight of the crane and trolley and moving smoothly along the track. The design, material and installation quality of the wheels have a direct impact on the safety and operating efficiency of the crane.

2. The wheels of an electric single-beam crane are usually made of high-strength steel to bear the weight of the crane and its load. Steel wheels have good wear resistance and strength and are suitable for use in heavy-load and frequent operation environments. In some special applications, alloy steel may be used for wheels to increase wear resistance and extend service life.

3. The wheels of an electric single-beam crane usually have rims to keep the wheels stable on the track and prevent derailment. The height and shape of the rims are designed according to the track type to ensure smooth operation of the crane. The diameter of the wheel is usually designed according to the size and load capacity of the crane. Larger wheels can disperse the load and reduce wear on the track.

4. The design and maintenance of the wheels of an electric single-beam crane are essential to ensure the long-term and stable operation of the equipment. Choosing the right wheel material and design, and regular inspection and maintenance can effectively extend the service life of the wheels and the crane.

 

Crane hook

1. The hook of an electric single-beam crane is one of the key components of the crane for grabbing and lifting loads. The design, manufacture and maintenance of the hook are essential to the safety and efficiency of lifting operations.

2. The hook of an electric single-beam crane is usually made of high-strength alloy steel with excellent tensile strength and wear resistance. This material is able to withstand heavy loads and maintain strength and shape after long-term use. The hook is usually manufactured through a forging process, which can improve the density and strength of the material, reduce internal defects, and improve the load-bearing capacity and safety of the hook.

3. The hook of an electric single-beam crane can be divided into two types: single hook and double hook. The single hook has a simple structure and is suitable for lighter loads; the double hook is usually used for large lifting operations that require balanced loads and can disperse stress more evenly.

4. Although the hook of an electric single-beam crane has a simple structure, its design and manufacturing require strict standards to ensure safety and reliability under various working conditions. Through proper use and maintenance, the service life of the hook can be greatly extended and the safety of lifting operations can be ensured.

 

 

Motor

1. The motor of an electric single-girder crane is one of its key driving devices, responsible for providing the power required for the operation of the crane. The performance of the motor directly affects the operating efficiency and safety of the crane.

2. Electric single-girder cranes have AC motors (AC Motor): In many electric single-girder cranes, the commonly used motor type is AC motors. They generally have higher efficiency, lower maintenance requirements and longer service life. And DC motors (DC Motor): DC motors are used in some special applications, providing higher starting torque and better speed regulation performance, but may require more maintenance.

3. Many modern electric single-girder cranes use variable frequency drives (VFDs) to adjust the speed and running direction of the motor. The variable frequency drive can achieve smooth starting and stopping, provide better speed control and energy saving effects. The start and stop of the motor is usually controlled by a switch on the control panel or a remote control, and the operator can adjust the working status of the crane as needed.

4. The motor of an electric single-girder crane plays a vital role in the overall operation of the crane. Choosing the right motor and ensuring its proper installation and maintenance can effectively improve the performance and reliability of the crane and ensure safe and efficient operation.

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Sound and light alarm system & limit switch

The sound and light alarm system and limit switch of the electric single-beam crane are important safety devices used to improve the operational safety of the crane and prevent accidents and failures.

Sound and light alarm system

1. Function

Warning function: The sound and light alarm system is used to emit sound and light signals during the operation of the crane to warn the operator and surrounding personnel to pay attention to safety. Common alarms include overload alarm, limit alarm and fault alarm.

Remind the operator: When the crane is abnormal or close to the limit position, the sound and light alarm system can remind the operator to take necessary measures to prevent accidents.

2. Composition

Sound alarm: Usually a buzzer or horn, it warns the operator by making a sound. The intensity and frequency of the sound can be adjusted according to needs.

Light alarm: Usually a flashing LED light or warning light, used to attract visual attention. The light alarm can work synchronously with the sound alarm to enhance the warning effect.

3. Application

Overload alarm: When the crane load exceeds the set safety limit, the sound and light alarm system will be activated to remind the operator to reduce the load.

Limit alarm: When the hook, trolley or trolley of the crane approaches the limit position of the travel, the sound and light alarm system will issue a warning to avoid equipment damage or collision.

Fault alarm: When the system detects a fault in key components such as motors and brakes, the sound and light alarm system will issue an alarm to remind maintenance personnel to check and repair in time.

Limit switch

1. Function

Limit the range of motion: The limit switch is used to limit the range of motion of the crane to prevent the hook, trolley or trolley from exceeding the set safety range, avoiding collision and equipment damage.

Protect equipment: By detecting the position of moving parts, the limit switch can automatically cut off the power supply or activate the alarm system to protect the equipment from damage caused by excessive movement.

2. Type

Mechanical limit switch: Position detection is achieved through physical contact. For example, when the hook or trolley touches the switch arm of the limit switch, the switch will operate and send a signal.

Photoelectric limit switch: Use photoelectric sensors to detect position without physical contact. Photoelectric limit switches determine position by emitting and receiving light beams, suitable for applications requiring high precision.

Magnetic limit switch: Uses magnetic sensors to detect the position of moving parts, and determines the position by sensing the change of magnetic field, with high reliability and durability.

3. Installation location

Hook limit switch: Installed on the lifting mechanism to limit the lifting range of the hook.

Trolley limit switch: Installed on the main beam to limit the lateral movement range of the trolley.

Car limit switch: Installed on the trolley track to limit the horizontal movement range of the trolley.

4. Application

Travel limit: When the hook, trolley or trolley reaches the limit position, the limit switch will send a signal to prevent further movement.

Safety protection: The limit switch can work with the sound and light alarm system, and the alarm is activated when the limit position is reached to remind the operator to take measures.

The sound and light alarm system and limit switch are important devices to ensure the safe operation of the electric single-beam crane. Through effective application and maintenance, the safety and work efficiency of the equipment can be greatly improved.

Safety Devices

1. The safety equipment of electric single-beam crane is an important part of ensuring the safe operation of the crane during operation. These devices can prevent accidents, reduce risks, and protect operators and equipment.

Emergency stop device

Function: Quickly cut off the power supply in an emergency and immediately stop all movements of the crane.

Installation location: Usually set at the key position of the operation panel and the crane, so that the operator can press it quickly in an emergency.

Electrical protection device

Function: Prevent accidents caused by electrical faults, including overload protection, short circuit protection and leakage protection, etc.

Components: Including circuit breakers, fuses and leakage switches, etc.

Braking system

Function: Ensure the stability of the load when the crane stops working and prevent the load from sliding down.

Type: Including electromagnetic brakes and mechanical brakes.

Maintenance: Regularly check the wear of the braking system to ensure the braking effect.

Anti-collision device

Function: Prevent the crane from colliding with surrounding facilities or objects during operation.

Type: Including collision sensors and buffer devices.

Safety locking device

Function: Lock certain key components to prevent accidental operation when the crane is not in operation.

Components: Including hook locking devices and lifting mechanism locking devices, etc.

Safety belts and guardrails

Function: Protect the safety of operators during high-altitude operations and prevent falling accidents.

Installation location: Set on the operating platform and maintenance area of the crane.

Operator training

Function: Ensure that operators understand safe operating procedures and use and maintain equipment correctly.

Content: Includes equipment operation, emergency handling and safety precautions, etc.

Monitoring system

Function: Real-time monitoring of the operating status and environmental conditions of the crane, providing data recording and fault diagnosis.

Components: Includes cameras, sensors and data recording devices.

2.Through the effective application and maintenance of these safety devices, the safety of electric single-beam cranes can be significantly improved, operators and equipment can be protected, and the risk of accidents can be reduced.

Control Mode

1. The control mode of the electric single-beam crane determines the operation mode and control accuracy of the crane. Different control modes can meet different operation requirements and working environments.

2. The following are common electric single-beam crane control modes and their characteristics:

Manual control

Operation mode: Directly control the various functions of the crane, including lifting, running and walking, through manual operating devices such as handles, buttons or switches.

Advantages:

Simple operation, suitable for occasions where high automation is not required.

Easy to control the operation precisely.

Disadvantages:

The operator needs to operate next to the equipment, which may not be suitable for large or high-altitude operations.

Manual control may cause operator fatigue and affect work efficiency.

Remote control

Operation mode: Use a wireless remote control to control the various functions of the crane. The remote control is usually equipped with multiple buttons and rockers, which can realize the control of lifting, running, trolleys and carts.

Advantages:

The operator can move freely around the crane to improve the flexibility of operation.

Applicable to occasions where operations need to be performed at a long distance or at high altitudes.

Disadvantages:

The battery and signal stability of the remote control device need to be checked and maintained regularly.

In complex environments, the remote control signal may be interfered with.

Electrical control

Operation mode: The crane is operated through an electrical control panel, which is equipped with various buttons, switches and indicator lights to control the various functions of the crane.

Advantages:

Precise control, suitable for occasions requiring delicate operation.

Various safety protection and alarm functions can be integrated.

Disadvantages:

The operator needs to operate near the equipment, which limits the range of activities.

Automatic control

Operation mode: The crane is equipped with an automatic control system, which automatically performs operation tasks through preset programs and sensors. The automatic control system can include PLC (programmable logic controller) or DCS (distributed control system).

Advantages:

It improves the automation level of operation and reduces human intervention.

It can achieve high-precision repeated operations and is suitable for production lines and automated warehouses.

Disadvantages:

It requires complex program settings and system debugging.

Human intervention may be required for the handling of emergencies.

Hybrid control

Operation mode: It combines the functions of manual, remote control and automatic control, and is selected according to specific operation requirements. It can be operated through a control panel, remote control or automatic program.

Advantages:

It provides a variety of operation modes to adapt to different working environments and operation requirements.

It improves operational flexibility and efficiency.

Disadvantages:

It is necessary to maintain multiple control devices and systems, which increases the complexity.

3.Each control mode has its applicable scenarios and advantages and disadvantages. Choosing a suitable control mode can improve the operating efficiency and safety of the electric single-beam crane and meet the needs of different working environments and tasks.

 

Sketch

 

 

 

1. High efficiency

Strong lifting capacity: Electric single-beam cranes can lift and move heavy objects efficiently and are suitable for various working environments that require lifting.

High working efficiency: The electric drive system allows the crane to start, stop and adjust speed quickly, which improves working efficiency.

2. Easy operation

Easy to control: Modern electric single-beam cranes are equipped with intuitive control panels, remote controls or intelligent systems, which are easy to operate and reduce the training time of operators.

High degree of automation: Many electric single-beam cranes have automatic control functions, which can achieve automatic lifting, operation and stopping, reducing the need for manual operation.

3. Low maintenance cost

Stable electric system: Compared with traditional internal combustion engine drive systems, electric systems are generally more stable and have lower maintenance costs.

Reduce failures: Electric single-beam cranes have fewer mechanical parts, relatively low failure rates, and easier maintenance and servicing.

4. Environmental protection

No emissions: Electric single-beam cranes use electric drive, do not produce exhaust gas and noise, and meet environmental protection requirements.

Energy utilization: The electric system has high energy efficiency, can effectively use electricity and reduce energy waste.

5. Safe operation

Advanced safety devices: Equipped with a variety of safety devices such as overload protection device, limit switch, sound and light alarm system to ensure safety during operation.

Precise control: The electric control system can provide precise motion control, improving the stability and safety of operation.

6. Compact structure

Small space occupation: The electric single-beam crane has a compact structure and can work in a smaller space, suitable for limited working environments.

Strong adaptability: Suitable for various application scenarios such as factory buildings, viaducts and narrow spaces.

 

 

1. Manufacturing industry

Production line: In the production line, electric single-beam cranes are used to lift and move production workpieces, semi-finished products and raw materials to improve production efficiency.

Assembly workshop: Used to lift and move various mechanical parts and equipment to facilitate assembly and maintenance work.

2. Warehousing and logistics

Warehouse operation: In the warehouse, electric single-beam cranes are used to transport, stack and sort goods to improve warehousing efficiency.

Logistics center: In the logistics center, electric single-beam cranes help handle the loading and unloading and distribution of various goods to improve logistics operation efficiency.

3. Construction site

Construction material handling: Used to lift and move construction materials such as steel bars, prefabricated concrete parts and bricks to improve construction efficiency.

Equipment installation: Help lift and install large construction equipment and structural parts.

4. Metallurgical industry

Steel plant: In the steel plant, electric single-beam cranes are used to move steel billets, furnace charges and other heavy objects, adapting to high temperature and high-intensity working environments.

Foundry workshop: Used to lift and move casting molds and castings.

5. Energy Industry

Power Equipment Maintenance: In power facilities, it is used to move and install large equipment such as generator sets, motors and transformers.

Oil and Gas Industry: In the process of oil and gas extraction and processing, electric single-beam cranes are used to lift and maintain equipment.

6. Shipbuilding Industry

Hull Assembly: In shipyards, electric single-beam cranes are used to lift and assemble hull components to improve production efficiency.

Equipment Installation: Used to install various equipment and systems on ships.

 

 

1. Design stage

Requirement analysis: Design the performance and specifications of the crane, including load capacity, working range and control method, based on customer needs and application scenarios.

Preliminary design: Engineers conduct preliminary design based on needs, including the structural layout of the crane, the size of the main components and material selection.

Detailed design: Including detailed engineering drawings and technical specifications, the design includes the lifting mechanism, trolley running mechanism, trolley running mechanism, motor and control system, etc.

Design review: Conduct design review to ensure that the design meets safety specifications and performance requirements.

2. Material procurement

Material selection: Select high-quality steel, motors, brakes, transmission systems and other components. Commonly used materials include structural steel, alloy steel and high-strength steel.

Supplier selection: Select reliable suppliers for material procurement to ensure the quality of materials and the stability of supply.

Acceptance inspection: Accept the purchased materials to ensure that they meet technical standards and quality requirements.

3. Processing and manufacturing

Structural parts processing: Including cutting, welding and assembly of beams, support frames and other structural parts. These processes require the use of CNC machine tools, welding equipment, etc.

Mechanical component manufacturing: production of various mechanical components of the lifting mechanism, trolley running mechanism, and small car running mechanism, including gears, bearings, and rollers.

Electrical component assembly: installation of motors, control panels, sensors, and other electrical components, including cable wiring and electrical connections.

General assembly: general assembly of various manufactured components, including assembly of main beams, small cars, large cars, lifting mechanisms, and control systems.

4. Testing and debugging

Static test: check whether the structure and connection of the crane are stable, and ensure that all components are correctly installed according to design requirements.

Dynamic test: perform no-load and load tests to check the lifting, running, walking, and braking performance of the crane to ensure its normal operation.

Safety test: perform overload test, limit test, and brake test to ensure that the safety device and protection system of the crane work effectively.

Debugging: make adjustments based on the test results to optimize the operating performance and control accuracy of the crane.

5. Quality control

Quality inspection: perform quality inspection at each production stage, including material inspection, processing inspection, assembly inspection, and test inspection to ensure that the product meets quality standards.

Recording and tracking: Record the quality data of each production stage, conduct quality tracking and problem analysis to ensure the consistency and reliability of the product.

6. Packaging and delivery

Packaging: Pack the electric single-beam crane that has passed the test to protect the equipment from damage during transportation. Packaging materials usually include protective pads, wooden boxes and plastic films.

Delivery preparation: Arrange transportation to ensure that the equipment is safely delivered to the customer's designated location. Provide installation and commissioning services as needed.

7. After-sales service

Installation and commissioning: Provide on-site installation and commissioning services for equipment to ensure that the equipment can operate normally.

Training: Train operators and explain the precautions for operation and maintenance of the equipment.

Maintenance and maintenance: Provide regular maintenance and maintenance services to ensure long-term and stable operation of the equipment.

Fault handling: Provide after-sales support to promptly solve problems that arise during the use of the equipment.

 

 

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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