Grab Crane & Grab Overhead Crane
Single Girder & Double Girder Overhead Crane with Grab Bucket

5 ton 10 ton 16 ton 20 ton Grab Overhead Cranes with orange peeler grabs or clamshell grab buckets for scattered material handling in power station, steel mill, port, cement plant,storage & waste recycling station, etc

Grab Overhead Crane

Overhead grab crane / grabbing crane is a heavy duty overhead travelling bridge crane , which can be equipped with different types of crane grabs/ grab buckets for bulk and granular materials handling, such as, bulk cargo, minerals, sand, coals, logs and gravel materials for examples,earth and stone, etc. The grab overhead crane can be used indoors or outdoors with a rain proof cover devices. It is widely used in applications such as power plants, freight yards, workshops, wharf, docks, station yards, and mines, etc.

Single girder grab overhead crane with clamshell grab bucket 

Double girder grab overhead crane grab bucket  or  orange peal grab 

Single girder grab overhead crane

This single girder overhead crane with grab is commonly used to grab and lift common materials with a work duty of less than A4. The crane can handle almost any type of loose or bulk material, including garbage, industrial materials, and sand. This crane should not be used in a flammable, explosive, or corrosive environment.

• Lifting capacity of single girder grab overhead crane:1ton, 2ton, 3ton, 5ton, 10 ton ;
• Span of single girder grab overhead crane: 7.5m ~ 22.5m;
• Lifting height of single girder grab overhead crane: 6m, 9m, 12m, 18m, 24m, 30m
• Power sources of single girder grab overhead crane: 380V 50HZ 3Phases, can be customized
• Working temperature of single girder grab overhead crane: -20℃ ~ 40℃;
• Relative humidity of single girder grab overhead crane:≦ 85%.
• Working materiel density of single girder grab overhead crane: 0.6 ~ 2.9 t/m³
• Volume of grab bucket:0.75m³, 1m³, 1.5m³and 2.5m³.

Customized single girder grab overhead crane are available. More infomation about grab bucket single girder overhead crane, please feel free to contact us.

Double girder grab overhead crane

Double girder grab overhead cranes is widely used for material handling with capacity of 5 ton to 20 ton and the working duty of grab overhead crane is A6, A7, working environment 20 ° C ~ +40 ° C. QZ grab overhead crane is not allowed to be used in the hazardous environment such as explosive, acid, and others, etc.

Main parameters of double girder grab cranes:

• Product Type of Grab Overhead Crane: QZ type double girder grab overhead crane
• Lifting Capacity of Grab Overhead Crane: 5 ton ~20 ton (5 ton , 10 ton, 16 ton, 20ton, etc. )
• Span Length of Grab Overhead Crane: 10.5~34.5m, ( 0.5m, 13.5m, 16.5m, 19.5m, 22.5m, 25.5m, 28.5m, 31.5m, etc. )
• Working Class of Grab Overhead Crane:A6, A7.
• Ambient Temperature of Grab Overhead Crane:-20~40℃

If you have any special need about the grab crane or grab bucket crane, please feel free to contact us to get your custom designed grab bridge crane. More on double girder grab overhead cranes. 

Crane component & structure

QZ type grab bridge crane is mainly consisted of the crane parts and components such as box-shaped crane bridge, grab car/ trolley, truck operating mechanism, crane driver;s cab and electrical control system, and the crane / grab bucket as the lifting devices for bulk material handling.

Main girder of grab overhead cranes

Electric wire rope hosist trolley for single girder grab overhead cranes

Open winch for double girder grab crane

Cabin control for grab overhead crane

The grab overhead cranes are heavy duty material handling crane systems, and the working level is A6, A7. All the operation of the overhead grab crane is conducted in the driver's cab / cabins, offering closed cabin & un-closed types , which can be accessed in three directions,- end entry, side entry, and top entry. The rated lifting capacity of grab crane includes the grab weight.

Crane grab buckets

As a widely used material handling lifting devices, crane grabs or grab buckets are designed to handle powder and fine bulk objects such as, grain, fertilizer, chemicals, coal, coal cinder, coke, slag, iron ore, other fine minerals, sand, particle construction materials and small rock and stones, etc.

Crane buckets and grab buckets including Mechanical rope grabs, hydraulic grabs & electric motor grabs, with clamshell grab design, cactus grab design and orange peel grab design and other customized crane bucket designs for various types of material handling of powder and fine bulk materials such as chemicals, fertilizer, grain, steel scrap, waste, coal, coke, iron ore, sand, particle construction materials and mashed rock, etc. Crane buckets and grab buckets equipped on various types of industrial cranes are widely used in ports, steel plants, scrapyard, power stations, ships and garbage& waste treatment plant,etc.

Clamshell grab for grab overhead crane

Clamshell grab for grab overhead crane

Orange peel grab for grab overhead crane

Orange peel grab for grab overhead crane

Cactus grab for grab overhead crane

Cactus grab for grab overhead crane

Features of grab bridge crane

Grab bucket cranes is specially designed double girder overhead cranes for bulk material handling which has the features as the following：

• Different grab crane configurations are are available.
• There are two types of parallel and vertical main beams in the direction of opening and closing of the grab;
• Types of conductive angled steel and safety sliding line are available for your selection.
• Two types of standard crane trolleys and weighing trolleys are available for the grab bucket cranes.
• The lifting capacity of the grab crane should include the weight of the crane grab or crane grab bucket.

Advantage of grab bucket crane

The grab crane with special designs are having the following advantages:

• Optimal designed overhead grab cranes can be operated with automatic, semiautomatic and manual control, which is easy and convenient.
• Equipped with Laser-assisted Height Measurement and Double Speed Mechanism, overhead grab cranes is able to get high precision and better working performance.
• Safety protection devices such as limit switches , Low voltage protection, phase sequence protection and emergency stop device and overload protection device and other devices are equipped to grab cranes to increase the security of grab crane and crane operation.
• Flashing lights and warning sound are installed to indicate warning efficiently.
• The heavy duty grab bridge cranes is able to work continuously all around clock.

Offering of grab overhead cranes

Grab overhead cranes can be grouped into different types based on crane girder designs, types of crane grabs and grab buckets, crane driving powers, operation characteristics, and types of handling objects / loads, etc. In the following, the general types of grab bucket cranes are presented for your reference to get your best suitable grab cranes .

Single girder grab crane & double girder grab cranes

According to the girder designs, the grab overhead cranes can be grouped in to Single girder grab crane & double girder grab crane,both of which can be equipped with different crane grabs for light duty and heavy duty material handling in various applications.

1 ton -10 ton single girder grab overhead crane

5 ton -20 ton double girder grab overhead crane

Clamshell grab crane & Multi-petal orange peel grab cranes

Clamshell grab crane is used for loading various bulk loads or cargo, such as minerals, coal, sand and gravel materials, etc. It is widely used in ports, docks, station yards, mines, etc.

Multi-petal orange peel grab cranes are widely used for scrap steel handling andgarbage handling in garbage station or biomass handling station with the crane driver's control.

Hydraulic grab, Mechanical grab & Motor grab cranes

• According to the driving method, it can be divided into types: hydraulic grab, mechanical grab and motor grab cranes.
• Hydraulic grab crane is equipped a hydraulic grab equipped with an opening and closing structure, driven by a hydraulic cylinder.
• Mechanical grab crane is used a mechanical grab which does not have an opening and closing structure, but driven by a rope or a connecting rod.The mechanical grab cranes can be grouped in single rope grab crane & double rope grab crane.
• Motor grabs crane refers to the grab crane equipped with the motor driven grab which has an electric motor equipped on the grab bucket. The motor grab crane is not able to handle loads underwater

Hydraulic grab crane

Mechanical grab crane

Motor grabs crane

Applications of overhead cranes for various industries

Grab bridge crane is widely used in various applications such as steel plants, ports, cement plants, waste recycling stations, smelting workshop power stations for bulk material handling, such as,ore, limestone, slag, coke, coal, sand and other bulk materials in fixed spans indoors and other industrial application outdoors. Besides, the grab bucket cranes have higher requirements for hazardous application such as hot, dusty and corrosive environment .

According to the loading and unloading object, it is divided into round wood grab crane, sugar cane handling grab crane and so on. However, the multi-purpose grab cranes have been developed for different loads handling.

• Wastes handling grab crane is applied for handling bulk waste, waste refining, handling and handling at work, garbage disposal sites and construction sites, car recycling yards for car dismantling, refining and recycling, tooth replacement, and high hardness wear-resistant steel to ensure the long service life.
• Steel scrap handling grab crane is used in steel mill and factory for steel scrap handling or other material handling.
• Coal, ore, mineral handling grab crane is the main dry bulk handling tool for handling mineral, coal, ore and others.
• Grab cranes for construction industries for cement, sand, and small stones handling

If you need grab crane to handle special load, please leave us your requirement to get your custom grab crane.

3.2 ton -10 ton automatic waste handling crane

5 ton~10 ton overhead slag crane 

5 ton-16 ton sludge handling grab overhead crane

4.5 ton -20 ton biomass crane

Wastes handling grab overhead crane

Steel scrap handling grab overhead crane

Coal, ore, mineral handling grab overhead crane

Orange peal grab overhead cranes