Spider Crane
Spider cranes, also known as mini-cranes, are a type of compact lifting equipment that has become increasingly popular in recent years due to their ability to lift heavy loads in confined spaces. These cranes are particularly useful for construction and maintenance projects in urban areas where space is limited, making them an ideal solution for projects such as building maintenance, installation of glass facades and restoration of historical buildings.Spider cranes get their name from their four outriggers which give this machine an arachnid-like appearance. Mobile and compact mini spider cranes can be folded into a cuboid shape for easy transport into tight locations. The legs can then be extended to give the crane a wider centre of gravity for increased lifting strength which is disproportional to the size of the crane.
Advantages of Spider Crane
Rough Terrain
Their ability to perform some of the most skilled lifting projects in some of the most challenging terrains truly is unprecedented. With their versatile outrigger configurations, spider cranes can work on uneven surfaces and slopes, whilst its tracked mobility enables the crane to travel over rough terrain. Their outriggers are designed to stabilise the crane even when working on uneven surfaces.
Health And Safety Features
You can be confident that the health and safety features of spider cranes will come with some of the most intelligent functions on the market. Mini spider cranes come with a variety of safety features that can include a Advanced Safety System, outrigger interlocks to ensure stabilisation of the chassis before any lifting operations can be carried out. The safe load indicator is installed prevent the crane from lifting outside of its working envelope. Work area limitation is standard on cranes fitted with a safe load indicator.
Eco Friendly
For companies or individuals looking to improve their carbon footprint or operating in sensitive environments, there are a variety of spider cranes available in eco-friendly battery formats, with varying lifting capacities. These cranes offer the same heavy lifting power and quality as standard spider cranes, but power is generated through a rechargeable battery, rather than petrol or diesel. Eco friendly spider cranes operate a fume-free lift allowing customers to take full advantage of their environmentally friendly features. These types of cranes are perfect for working in sensitive environments such as food processing plants, listed buildings, airports, clean environments and even cruise ships.
Reduce Site Disruption, Save Time And Money
The compact design of the spider crane will mean that fewer measures will need to be put in place in preparation for the delivery of the crane itself, although, this will depend entirely on the nature of the site and the project at hand. When compared to that of a traditional crane, the spider crane proves much more cost effective option as there is less disruption to existing site layouts this can help keep the work flow on site flexible efficient and smooth.
Confined Spaces
One of the major benefits of the spider crane is their ability to perform the most sensitive and complicated jobs in some of the most compact areas. With some models able to fit through a standard or double doorway, it's clear to see why these mini yet mighty cranes are some of the most popular on the market today. They can often provide the solution to a challenging lifting problem by being able to get much closer to the lift which is almost impossible when compared to that of a traditional crane.
Why Choose Us
Our Factory
SWLLIFT is a leading manufacturer with 30 years of industry experience and a 9,900 square meter factory space. We have an excellent reputation in the field of aerial work platforms and have brought our products and expertise to the global market with more than 10+ years of export experience.
Rich experience
We have more than 20 production lines and are able to produce more than 5,000 high-quality aerial work platforms every year. At SWLLIFT, we have more than 500 employees, all of whom are experienced and skilled professionals, committed to providing customers with the best quality products and services.
Our products
The company's product range is extensive, covering seven series of aerial work platforms, including straight boom, articulated, scissor, spider, telescopic, mast and vehicle-mounted, as well as material lifting equipment such as spider cranes, micro crawler cranes, truck cranes, and material handling equipment such as forklifts and pickers.
our service
No matter where you are, our global service network will provide you with considerate technical support and after- sales service.
Types of Spider Crane
Mini Spider Cranes
As the smallest of the spider crane family, the mini spider crane is designed to navigate tight spaces, doorways and small elevators. These faucets are typically used for indoor construction, glass installation, and industrial maintenance. Mini-spindle cranes have a maximum lifting capacity of up to 2.9 tons with a boom length of up to 8 meters.
Compact Spindle Cranes
With a lifting capacity of up to 6 tons, compact jib cranes are designed to handle heavier loads compared to mini jib cranes. Despite their greater weight capacity, they are still compact and mobile, making them ideal for outdoor and indoor construction. Compact spider cranes have a boom length of up to 16 meters.
Tracked Spider Cranes
Crawler cranes are perfect for use in rough terrain. Their rubber tracks provide excellent mobility, allowing them to perform tasks on soft, muddy or unstable ground. These cranes have a maximum lifting capacity of 8 tons with a boom length of up to 22 meters.
Telescopic Spider Cranes
Telescopic jib cranes are designed to reach higher heights with a maximum lifting capacity of 3.5 tonnes. They are perfect for use in confined spaces and structural installations, where longer boom reach is required. These cranes come with a telescopic boom up to 24 meters long.
High Capacity Spindle Cranes
High capacity jib cranes have the highest weight capacity, with a lifting capacity of up to 50 tons. They are commonly used in heavy lifting and construction sites. Despite their enormous weight capacity, they are still compact and can be maneuvered into tight spaces.
How To Choose A Suitable Spider Crane
Evaluate The Working Environment: Before choosing a spider crane, you first need to evaluate the working environment in detail. Consider the size of the space, ground conditions and working height of the work site. For narrow or irregular working areas, choose a model with high flexibility to ensure that the equipment can move and operate freely in a limited space. If the working environment includes soft ground or slopes, ensure that the selected equipment has sufficient stability and off-road capabilities.
Determine The Load Requirements: Determine the load capacity of the spider crane based on the weight and size of the cargo to be moved. Different models of spider cranes have different maximum load weights and boom lengths. Make sure that the rated load of the selected equipment exceeds the actual requirements to avoid overload operation and improve the safety and efficiency of the operation. Consider choosing a model with multiple boom configurations to cope with different load and working height requirements.
Choose The Appropriate Power System: Choose the appropriate power system according to the specific needs of the working environment. Spider cranes are usually equipped with diesel engines, electric motors or hybrid systems. For outdoor operations and high load requirements, diesel power systems provide strong power output; while in indoor working environments with strict noise and emission requirements, electric or hybrid systems are more suitable. Ensure that the power system can operate stably in actual operations and provide continuous power support.
Consider Operation And Safety: Choose a spider crane with advanced operation control system and safety features. Modern spider cranes are equipped with PLC control systems and remote control devices, making operation easier and more precise. Ensure that the equipment is equipped with necessary safety devices such as overload protection, tilt alarm and automatic stabilization system to ensure the safety of operators. Operators should be fully trained and familiar with the operating procedures and safety requirements of the equipment.
After-sales Service And Maintenance: Regular maintenance and care are essential for the long-term stable operation of spider cranes. Ensure that the supplier provides detailed equipment manuals, training support and fast-response repair services. Understand the warranty terms and maintenance plans of the equipment, and choose a supplier that can provide comprehensive support to ensure that the equipment is always in the best condition during use.
A spider crane is a type of mechanical crane with a telerobotic arm designed for carrying out difficult lifting and other operations, typically in tight spaces which are impossible for regular cranes to access. Spider cranes are typically used in the construction, nuclear and petrochemical industries.
The working principle of the spider crane is quite simple. It has a telescopic arm and a base plate with four telescopic legs. The arm is moved by the operator by what is known as a ‘stabilization system'. This system works like a car steering wheel; the operator turns the wheel and the arm will move in the direction desired by the operator. The stabilisation system includes sensors and brakes which help it maintain the desired position and ensure safety.
Components of Spider Crane
Base: The base serves as the foundation of the spider crane and provides stability. It usually consists of a sturdy frame or chassis with multiple legs or outriggers that can be extended to increase stability during lifting operations.
Boom: The boom is the main lifting arm of the spider crane. It is typically telescopic, allowing it to extend and retract to reach different heights and distances. The boom may have multiple sections that can be extended individually or collectively.
Jib: Some spider cranes feature an additional jib or fly jib attached to the end of the boom. The jib provides extra reach and flexibility, allowing the crane to access confined spaces or lift loads over obstacles.
Hook Block: The hook block is the attachment point for the load being lifted. It usually consists of a pulley system with one or more sheaves and a hook for attaching slings, chains, or other lifting devices.
Controls: Spider cranes are operated using a control system that allows the operator to manipulate the crane's movements. The controls may include joysticks, buttons, or levers to control functions such as lifting, lowering, extending, retracting, and slewing (rotating) the crane.
Counterweight: To maintain stability and prevent tipping, spider cranes may be equipped with a counterweight system. Counterweights are typically located near the base of the crane and are used to balance the weight of the load being lifted.
Outriggers: Spider cranes are equipped with outriggers, which are extendable legs that provide additional stability by increasing the crane's footprint. The outriggers are deployed to create a wide and stable base, especially when lifting heavy loads.
Power Source: Spider cranes can be powered by various sources, such as diesel engines, electric motors, or battery packs. The power source drives the hydraulic system responsible for operating the crane's functions.
Hydraulic System: Spider cranes rely on hydraulic systems to control the movement of the boom, jib, outriggers, and other functions. Hydraulic cylinders, pumps, valves, and hoses are key components of the hydraulic system.
Safety Features: Spider cranes often incorporate safety features, including load moment indicators, overload protection systems, emergency stop buttons, and alarms. These features help ensure safe operation and prevent accidents.
Use of Spider Cranes Across Different Sectors
Cranes are commonly utilized in various industries as indispensable tools for lifting and moving heavy materials and equipment. Among the different types, spider cranes have emerged as dynamic powerhouses due to their exceptional versatility and efficiency. These compact yet robust machines have redefined the traditional approach to lifting and maneuvering operations as they adapt seamlessly to the unique demands of diverse industrial environments. From construction sites to manufacturing facilities, the application of spider cranes goes beyond the conventional limitations of space and accessibility.
Construction Industry
Spider cranes provide indispensable support in erecting towering structures and navigating through cramped construction sites. Their agility and strength make them vital assets in the seamless assembly of intricate architectural designs. Spider crane rentals enable construction teams to achieve remarkable feats with unparalleled precision and efficiency.
Manufacturing
These compact spider cranes are extremely efficient in delicately handling sensitive components and machinery parts in the manufacturing sector. Their gentle yet firm grip ensures the safe and secure movement of intricate parts, thereby increasing the overall production efficiency.
Marine Operations
In the maritime industry, spider cranes demonstrate their mettle by tackling the challenges inherent in offshore operations. With the ability to withstand harsh marine environments and facilitate complex underwater installations, these resilient machines play a pivotal role in the construction and maintenance of offshore platforms.
Renewable Energy Initiatives
Spider cranes play a significant role in the realm of sustainable energy. They aid in the installation of renewable energy infrastructure, such as solar panels and wind turbines. Their precision and adaptability make them indispensable in the careful placement of green energy components.
Pioneering New Frontiers
Beyond their traditional roles, spider cranes have also found application in diverse sectors such as telecommunications, disaster management, and logistics. Their versatility and maneuverability have paved the way for innovative solutions in these areas.
Precautions During the Operation of Spider Cranes
First, pr-operation inspection is an essential step. Before each use of spider cranes, operators need to conduct a comprehensive mechanical inspection, including checking whether the hydraulic system has leaks, whether the steel cables and hooks are intact, and whether all safety devices are functioning properly. These pr-inspections help to detect potential faults early and avoid dangerous situations during the lifting process.
Secondly, the training and qualifications of operators are equally important. Staff operating spider cranes should receive professional training and obtain the corresponding operating qualification certificates. Proficiency in operating skills and safety knowledge is the key to preventing accidents. Only certified operators can take up their posts to ensure the safety of operations.
Third, the environmental conditions of the construction site must also be fully considered. Spider cranes may need to adopt different support strategies under different ground conditions. Before operation, it is necessary to ensure that the ground is solid and flat, and there are no obstacles such as wires that affect the movement and stability of the crane. In addition, the operation plan should be adjusted according to weather conditions to avoid operating in windy or other bad weather conditions.
Furthermore, the management and matching of loads is another key factor to ensure the smooth progress of lifting operations. Before lifting, the weight of the hoisted items should be correctly calculated and confirmed, and ensure that it is within the safe load range of the spider crawler crane. At the same time, the fixation and balance of the hoisted items also need special attention to prevent slipping or tilting during the lifting process.
Finally, on-site communication and collaboration are also important components of safe lifting. A dedicated person should be set up on site to be responsible for command and supervision to ensure that all participants can communicate information in a timely and accurate manner. Use clear signals and communication means to ensure that every operation step is carried out under strict monitoring.
How to Maintain the Spider Crane
There is a lot of maintenance work to be done when the equipment is running, and daily inspections must be done every day after the work is over;
The driver is responsible for the routine maintenance items of the operation. The daily inspections mainly include cleaning and sanitation, lubricating the transmission parts, adjusting and tightening;
Always pay attention to whether there is any abnormal noise in the equipment during operation, if there is any abnormal noise, it should be shut down and checked in time;
Inspection once a week. In addition to the daily inspection items, the weekly inspection is mainly responsible for the appearance, the safety status of the hook, the retrieval device, the wire rope, etc., and whether its brakes, clutches, and emergency alarms are all sensitive;
In addition to weekly inspections, we also need to regularly inspect the equipment on a monthly basis, and perform state inspections on the power system, hoisting mechanism, and slewing mechanism of the hoisting machinery. If there are parts that are worn, deformed, cracked, or corroded Replace in time. There are also electrical control systems, overload protection and safety protection devices in it to check to see if they are reliable.
FAQ
As one of the most professional spider crane manufacturers and suppliers in China, we're featured by quality products and low price. Please rest assured to buy high-grade spider crane for sale here from our factory.
high quality mini tracked crane, mini tracked crawler crane, 12 ton spider crane