Shipyard Portal Jib Crane

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 1 unit

Supply Capability:: 20 unit/month

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Shipyard portal jib crane in high quality

Port or harbor portal crane is used for loading and discharging cargos from ships or shipbuilding. It is suitable for various ports and shipyards with hook, hanger, grab, container spreader etc. Portal Jib crane is also called mobile slewing and luffing crane due to its working features.

Features:

1. Power source is three-phase alternating current, rated frequency is 50HZ, rated voltage is 380V.
2. The temperature in the working environment should be in the scope of -20°C~+45°C and the relative humidity is no higher than 95%(with dew).
3. In-service, the wind speed should be no higher than 20 m/s; and out-of service, the wind speed should be (35-42) m/s.
4. The installation of the crane rail should accord with requirement of Jt5022.

Technical Data:

parameters		30t	60t	80t	100t	150t	200t
Lifting weight	Main hook(t)	30	60	80	100	150	200
Lifting weight	Auxiliary hook(t)	8	16	16	16	20	20
Work radius	Main hook(t)	18-45	18-40	16-50	16-50	16-50	20-50
Work radius	Auxiliary hook(t)	20.8-50	19.9-43.8	18.5-55	18.5-55	18.5-55	23-53
Max. lifting height	Main hook(t)	50	45	63	63	63	65
Max. lifting height	Auxiliary hook(t)	53.8	50	68	68	68	68
Lifting speed	Main hook(t)	8.6	6.24	4.5	4	4.5	5
Lifting speed	Auxiliary hook(t)	15	20	13.6	13.6	13.6	20
Travelling speed (m/min)		16.2	20	16.86	16	16	16
Rotation spped (r/min)		-0.4	-0.4	-0.31	-0.4	-0.3	-0.3
rail span(m)		10	10	10	10	10	10

Q: This question asks for a comparison of the pros and cons associated with the use of electric building hoists in construction.: Electric building hoists offer several advantages such as ease of operation, reduced manual labor, and increased efficiency in lifting and transporting materials. They are also safer compared to manual hoists, reducing the risk of accidents. Additionally, they can handle heavier loads and operate in various weather conditions. However, they have some disadvantages too. For instance, they require a power source and can be less reliable during power outages. They also involve higher initial costs and maintenance expenses. Electric hoists can be noisy, which may lead to noise pollution, and they can be complex to install and operate, requiring skilled personnel.

Q: This question asks if a building hoist can be utilized in both commercial and residential settings.: Yes, a building hoist can be used for both commercial and residential purposes. These hoists are designed to lift materials and workers to various levels of a building under construction. In commercial settings, they are often used in high-rise buildings, while in residential construction, they are used for multi-story homes or apartment complexes. However, the specific type and capacity of the hoist should be chosen based on the project's requirements and safety regulations must be strictly adhered to in both types of construction.

Q: This question asks for a comparison of the pros and cons of utilizing hydraulic cylinders in the context of building hoists.: Hydraulic cylinders in building hoists offer several advantages, including high force output, compact size, and precise control. They provide smooth and controlled lifting, which is crucial for heavy construction materials. Additionally, hydraulic systems can generate large amounts of force with relatively small cylinders, making them space-efficient. The disadvantages include potential leaks, which can be hazardous, and the need for regular maintenance to ensure the system's reliability. Hydraulic systems can also be more complex to install and repair compared to electric or manual systems. Furthermore, they require a constant power source, which might not always be readily available on construction sites.

Q: Is it permissible to use a building hoist for lifting people?: Building hoists are not designed for lifting people and doing so can be extremely dangerous. They are specifically engineered for the transportation of materials and equipment in construction settings. Using a building hoist to lift people violates safety regulations and can result in severe accidents. Always adhere to the manufacturer's guidelines and local safety laws, which prohibit the use of building hoists for carrying personnel.

Q: This question asks if a building hoist can be utilized for the purpose of lifting heavy objects.: Yes, a building hoist is specifically designed for lifting heavy objects in construction settings. It is a mechanical device that can lift and lower materials such as concrete, bricks, and tools to various levels of a building under construction. Building hoists are engineered to handle substantial weight and are equipped with safety features to ensure secure and efficient operation. However, it is crucial to adhere to the hoist's weight capacity and safety guidelines to prevent accidents and ensure the proper use of the equipment.

Q: This question asks for a comparison of various types of electric building hoists, highlighting their unique features and differences.: Electric building hoists come in various types, each designed for specific applications. The main differences lie in their capacity, lifting speed, control systems, and construction. For instance, worm gear hoists are compact and offer precise control, suitable for light to medium-duty applications. Chain hoists are versatile with higher speeds and are ideal for general lifting tasks. Electric wire rope hoists are powerful and designed for heavy-duty lifting, often used in construction and industrial settings. Variable frequency drives in hoists allow for speed control, enhancing safety and efficiency. Each type has its operational advantages and limitations, making the choice dependent on the specific lifting requirements and environmental conditions.

Q: The construction of more than many floors must be used for construction elevators: The construction elevator, the average layer height above 12 floors need to be used, the hoist machine is not to go up to use the construction elevator to send a person to carry a few light things upstairs. Pre-installation preparation: After construction, the manufacturer will show the product certificate and provide the instruction manual. According to the technical requirement of installation safety technology checking list according to the construction elevator, the preparation should be inspected. The installation operator should hold the certificate, accept the technical, safety, etc., and make the safety operation rules for the construction lifter. 3, work environment: 1) the power supply must meet the requirement of power supply. 2) no electricity, gas welding or other obstacles to the operation of the crane are prohibited within the part of the elevator installations. 3) the platforms and channels that enter the building from the suspended cage shall reach the bearing capacity of more than two tons, and have strong protective barriers and protective doors. 4) it is forbidden to use guide rack, attached part scaffold, construction platform and the floor channel stretch, pipeline, rope, rope, banners, flags and other things has nothing to do with the elevator; In the evening homework, there should be sufficient illumination. 6) the doors to the floor will be kept in the door, each with a clear sign of the floor number.

Q: This question asks for safety precautions that should be taken when using a building hoist, which is a type of lifting equipment used in construction.: Safety measures for using a building hoist include regular inspections and maintenance, ensuring all safety devices are in good working order, securing all loads properly, and not overloading the hoist. Operators must be trained and certified. Protective barriers should be in place to prevent unauthorized access. Emergency stop switches should be readily accessible. Workers should wear appropriate personal protective equipment, and communication between the hoist operator and those on the ground should be clear and effective. Adhering to these measures helps prevent accidents and ensures the safe operation of the building hoist.

Q: How to adjust the weight limit of the construction elevator: You're talking about a weight monitor! There are a lot of models and not a good idea.

Q: Is it possible to utilize a building hoist to transport heavy vehicles?: Building hoists are not designed to move heavy vehicles. They are specifically engineered for lifting and lowering materials and personnel in construction settings. Their load capacity and structural integrity are not suited for the weight and dimensions of heavy vehicles. For moving heavy vehicles, specialized equipment such as heavy-duty tow trucks or transporters is required, which are built to handle the specific needs and weight of such vehicles.

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