Crane Kits refer to overhead crane kits or overhead bridge crane kits for small capacity top-riding and underhung cranes with electric hoists and bridge controls (electrical panels), end trucks. They are the lifting equipment which are used to carry out loads lifting. With the help of end trucks, the main girder of crane kits runs along the track longitudinally, which can make full use of the space under the bridge to transport the loads, totally free from the obstruction of ground equipment.
• Reasonable and rugged structure, easy to install, and convenience to maintenance
• Professional-design with high and favorable performance, commodious cabin and good view
• Smooth starting and stopping, safe and reliable traveling, excellent exchangeability for parts
• Low noise, optimized and compact designing, smaller wheel load and space saving
• First class quality with well-competitive price, excellent safety and reliability
• Environmentally friendly, pollution-free, energy saving and reduce energy consumption
• Cutting-off technology completely makes the crane kits have a long service life
• Weight overload protection device provides more safety and security to load works
• 42CrMo alloy forged wheels provide the products great wear resistance and shock resistance
• Emergency stop system and warning lights make our products become more reliable
• Hooks with latch and high quality rubber buffer add more security to our products
• Equipped with Anti-friction bearings sealed to protect from dust, well-lubricated for long using
• One-forming type main beam is more stronger to bear a large amount of loads
• Precise upper and bottom limit switch accurately protects the hoist traveling from hitting blocks
• Modular electrical box can fully control the lifting speed to meet fast or low requirements
• Soft starting motor makes the cranes start and stop more steadier and smoother than others
Capacity 1Ton-20Ton
Span 7.5m-22.5m
Standard Lift 6 m
Use Lifting Up/Down, Traversing Left/Rights
Drive Mode Motor
Sling Type Wire rope
Operation With pedant cable push button, carbin or remote control
Power Supply 220v-700v, 50/60 Hz, 3 phase, single or dual voltage
Working Duty A3, A4, A5
Control Voltage 24v, 36v, 42v, 48v, 110v, 120v
Colour As requirements
H.S. Code 84314999
Package Plywood crate
Average Thickness Above 120 microns
Warranty 12 months
Working Temperature -25 to +42 centigrade.
Certification CE, ISO, SGS
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Crane Kits for small capacity top-riding and underhung cranes with electric hoists and bridge controls (electrical panels), end trucks. They are the lifting equipment which are used to carry out loads lifting. With the help of end trucks, the main girder of crane kits runs along the track longitudinally, which can make full use of the space under the bridge to transport the loads, totally free from the obstruction of ground equipment. Crane kits are the important tool to realize mechanization and automation in modern industrial production and lifting transportation.
Just simply combine components hoist, end trucks and controls as a kit, it is not traditional complete crane systems. Actually, a full and complete “crane kit set” for local bridge crane building will included all components needed less the girder. The complete components of crane kits include the main girder, two end trucks, one electric wire rope hoist with motorized trolley, one electric festoon system, one cable with quick-connect plug, one pendant controller, and one control panel with variable frequency drives. What’s more, we will provide the maintenance and parts manual to fully meet customers’ requirements.
The average crane kits building time will roughly take twenty (21) hours to build from start to finish. A supplied kit with tailored component packages for efficient single or double-girder and suspension crane solutions that save you time when building. Crane sets must be based on standardized components for simple and user-friendly assembly and contain plug-&-play principle eliminating wiring.
The wire rope hoist of crane kits is exceptionally reliable. The large drum diameter provides hoist the best wheel loads and lowest headrooms in industry. Besides, it also gives exceptional heights of lift and hook approaches. The hoist motor, hoist gear box and hoist brake which are equipped with crane kits, all have a high quality and well performance. In the festoon systems, we use plug connections on cables which makes the installation, repair and replacement become more quick and easy. It extremely saves the cost of an electrician and expensive down time. Furthermore, independent C-track for pendant station provides operator a safe distance from load.
In our crane kits, we offer pendant control to our customer. All crane motions will be controlled from convenient plug-in push button station which includes the emergency stop button. The structure is made of rectangular steel tube or steel plate. Besides, the steel’s material is national standard Q235B or Q345B, which can provides more security to the load works and prolongs our products service life. The end trucks offer great stability thanks to their torsionally rigid, enclosed box-section profile with a reinforced connection plate and welded diaphragm plate. Maintenance-free drives with anti-friction bearings lubricated for life and travel wheels made of spheroidal cast iron provide for favourable travel characteristics.
Different types of main girder are included in our crane kits, like single girder and double girder. In order to meet the different needs of different main girders, we supply matching components to our customers.
They are widely used to assemble, repair, load and unload, transport, check at workshop, construction, factory, indoor-outdoor warehouse, metallurgy and so on. Besides, they are used in industrial and mining enterprises, iron and steel chemical industry, railway transportation, port terminals and logistics turnover, auto-mobile industry, ship building industry, electronic assembly industry, food production and mechanical production industry etc. What’s more, it is prohibited to use our crane kits in the corrosive, combustible or explosive environment.
They are also called Bridge crane kits, Single girder overhead crane kits, Double girder overhead crane kits.1. Mechanical parts
Mechanical parts include the main girder, end truck and trolley(suitable to double-girder crane)
Steel plate material Q235 or Q345B carbon steel (similar with foreign steel plate Fe3 or Fe52). They all have the primer and finishing paint, a long service life, beautiful outlook and lustre, and they also are in compliance with GB/T 3811-2008 (≈ISO 4301-80 ≈ISO 4302-81).
Main girder and end truck adopts bolted connection to ensure strength and accuracy of the whole set.
① Main girder
Main joint adopts union melt welding, nondestructive inspection.
② End truck
Our end truck with wheels are driven by motors, which have a function of running along the track to help the crane move longitudinally. The duty cycle of end truck is 40% ED
③ Trolley
The trolley and crane adopt three-trinity driving mechanism, frequency stepless speed regulating, hard-tooth surface, disc brake. It is suitable to the double-girder cranes, and can load the hoist to move freely along the main girder.
2. Electrical parts
①Electric control box.
Reasonable layout, simple maintenance for electric control box
②Cable
Festoon cables are suspended on cable saddles, fixed to cable trolleys, running in a galvanized C-track, which is connected to the main girder with bolted or welded support brackets. Flat cable, galvanized track and cable pulley for trolley traveling power supply, smooth traveling The multi-wire type fixed cables with plastic insulation are intended for crane usage.
Cables are coded either with numbers, colors or tags for easy identification.
The flat cables used for festoons are PVC insulated flexible flat cables rated for 450/750V, specially designed for cranes, hoists.
③Pendant control
Pendant control from floor, master control switches in the driver's cabin, with emergency stop
④Other functions
Safe slide wire provides power conductivity is high and voltage drop is small, and current collector slidespeed is swift.
Lifting mechanism, trolley and crane can be controlled independently, and work synchronously or individually.
Electric contactless module speed regulation controlling, smooth traveling, lifting and pushing-on
We also offer Variable Frequency Drive (VFD) in hoisting, cross travel, long travel for stepless speed control as an optional feature. We also provide radio remote control cranes for application in inaccessible and hazardous areas.
Using transducer for travelling or traversing crane to realize step speed or stepless speed change.
3. Lifting mechanism
Electric hoists (mostly electric wire rope hoist instead of electric chain hoist) mounted on main bridge beam. It equipped with motor, gear box, brake and hook to lift the load works easily. High-quality components make the assignments become more simple and safe.
4. Protection devices|Safety devices
Overload warning and anti-clamp
Sound and light alarm devices
Circuit self-check protector, and flow phase lack protection, Short-circuit protection
Weight overload protection device: include
Emergency stop system: include
Limit switch: included
Voltage lower protection function: included
Current overload protection system: inclued
Brake: when the crane encounter some dangerous,the emergence brake to make the crane stop
Failsafe magnetic or hydraulic brakes of 150% torque or more are fitted on shaft extensions. For heavy duty crane kits a second brake can be mounted to ensure failsafe operation.
Height limiter: effective to prevent the serious personal casualty accidents, ensure the safety of the construction site.
Others
1.The reasons to order an Lightweight Overhead Crane Kit
It can seem like a daunting task when you are ready to purchase an overhead crane for your business. You must to do many steps to buy a crane, like check out all of the different crane companies, get quotes, schedule an install, and worry about paying for installation. Therefore, some businesses don’t want to use overhead cranes, because they think that they can’t afford the time or the money which it will take to set one up. But these business owners don’t know that there is an more simple way to do all of this: with an lightweight overhead bridge crane kit. Here are 5 well reasons about why business owner should purchase an overhead crane kit:
Customisation: If you don’t want to get message from someone about what they have in stock or purchase one out of catalogue, it is suitable for you to buy the overhead bridge crane kits which is designed specially for your business. Besides, the well-performance overhead bridge crane kits can be installed under the help of professional crane service person to meet any business requirements, large or small.
Installation Costs: It is very simple to install and plug in the overhead cranes kits when they are used. Therefore, it is unnecessary to hire an electrician or experienced worker to operate it. What’s more, it also can save the installation costs for business owners, which can add up to thousands of pounds with larger cranes.
Faster Delivery Times: According their needs, it is convenience for business owners to choose their own shipping times and the most cost-effective shipping options. Compared with those cranes which have to be scheduled through a crane company, there is also a quicker delivery time for the overhead crane kits.
Respected Names in Overhead Cranes: Overhead crane kits adopt well-respected name materials as their components. Business owners can have a confidence that they are getting the highest quality materials in their crane kits by choosing from known name parts.
Installation When Desired: Instead of crane company arrange the assemble time, business owners are free to choose what’s the right time to install their overhead bridge crane kits, even in the midnight.
2. Standard Features
Top Running or Under Running Styles
Indoor Service
Fused, Mainline Disconnect Switch
Mainline Contactor
8-Button Pendant - Attached to Hoist, which is moveable
Festooned Electrification (Festoon cable or Flat cable power supply system)
Travel wheels of vacuum casting iron
3. Optional Features
VFD control (Stepless hoisting speed control)packages and others
Radio remote control
Pendant – with independent festoon
Crane mounted controls
Electrical disconnect plugs
Load monitoring
Alarm indications
Anti-sway systems
Slack-rope detection
Zone and other additional limit switches
Warning devices for additional safety
Rain covers and standby heating for motors and enclosures for outdoor applications
Lockable hook block
4.What you should look for in an Overhead bridge crane Kit
• Crab or travelling hoist with drive
• Crane girder end plates
• End carriage
• Travel drive
• Control pendant or radio remote control
• Crane electrical equipment
• Hoist electrical equipment
• With lifting limit switch
• With load detector
• Clamp-fitted bumpers
• C-rail assembly
• Power supply
• Hoist power supplySpecifications
Lifting Capacity (t) | 1,2,3,5,10,16,20 | ||||||||
Span (m) | 7.5-22.5 | ||||||||
Mechanism Travelling | Speed | 20,30,45 | 75 | ||||||
Motor | Type | ZDY121-4 | ZDR12-4 | ||||||
Power (kw) | 0.8×2 | 1.5×2 | |||||||
Rotation Speed (r/min) | 1380 | 1380 | |||||||
Electric Hoist | Model | CD1/MD1 | |||||||
Lifting Height (m) | 6-30 | ||||||||
Lifting Speed (m/min) | 8 (single), 8/0.8 (dual) | ||||||||
Traversing Speed (m/min) | 20 | ||||||||
Motor | Cone(Taper) Squirrel-cage | ||||||||
Work Classification | A3-A5 | ||||||||
Power Supply | 380v, 50Hz, 3phase or customized | ||||||||
Wheel Diameter (mm) | Ф300 | ||||||||
Width of Rail (mm) | 37-70 |