QZ Series Double Girder Overhead Crane with Grab

QZ Grab Bucket Double Girder Overhead Crane

Lifting Capacity:	5t to 20t
Span:	10.5m to 34.5m
Lifting Height:	6m to 18m
Working Class:	A6
Ambient Temperature:	-20℃ to 60℃

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Grab Bucket Overhead Crane Introduction

QZ series double girder grab crane is a heavy-duty bridge crane equipped with grab bucket designed and manufactured by DJCRANES. It can be used frequently. The lifting capacity of grab crane includes grabbing weight from 5 tons to 20 tons. The working level of grab crane is A6.

Technical Data of QZ Grab Bucket Overhead Crane

The specifications of the grab crane are in the following table:

QZ Grab Bucket Overhead Crane
Capacity	t	5	10	16	20
Span	m	10.5~31.5	10.5~31.5	10.5~31.5	10.5~31.5
Lifting height	m	6~18	6~18	6~18	6~18
Lifting speed	m/min	39.2	39.3	41.8	45.7
Trolley speed	m/min	44.6	45.9	43.2	43.2
Crane speed	m/min	93.6	112.5	98	87.3
Work duty		A5~A6	A5~A6	A5~A6	A5~A6
Track type		P43 or QU70	P43 or QU70	QU70 or 90*90	QU70 or 90*90

Components of Grab Bucket Overhead Crane

QZ series grab bucket double girder overhead crane is mainly consisted of crane bridge, crane traveling mechanism, winch lifting trolley, electric equipment, grab bucket, etc.

Grab Bucket Overhead Crane Design Drawing

Application of grab crane

Double girder grab bucket overhead crane is widely used in steel plants, ports, cement plants, waste recycling stations, smelting workshop power stations to load and unload scattered objects. Grab cranes have higher requirements for hot, dusty and corrosive environments.

Advantage and features of grab bucket crane

■ Optimal designed grab cranes are widely used for serving stores and bunkers with automatic, semiautomatic and manual control.

■ Laser-assisted height measurement is equipped with the grab overhead crane.

■ Grab cranes can work all around clock.

■ Safety protection devices such as limit switches for lift and CT are equipped for safe lifting and traveling.

■ Overload Protection Device increases performance security.

■ Easy and convenient operation is realized by remote control of grab cranes.

■ Equipped with double speed mechanism, our grab cranes have a better working performance in terms of precision.

■ Low voltage protection, phase sequence protection and emergency stop device are equipped to grab cranes.

■ Warning indicators are installed: flashing lights and warning sound.

Grab bucket

Grab bucket is a tool for efficiently loading and unloading materials such as, sands, coal, mineral powder and bulk chemical fertilizer, etc. The grab bucket is equipped for the crane to grab bulk materials.

Grab Bucket for Overhead Crane

There are two types of grab buckets, the orange grab and clamshell grab. The orang grab is suitable for handling materials, such as, steel scrap, big iron stock, garbage, and steel mills whereas the clamshell grab is used to lift small bulk materials, such as, grain, bulk fertilizer, etc.

Grab Bucket Double Girder Overhead Crane Case

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