AProduct Introduction of Type Hook Portal Crane：
AThere are two types of gantry cranes: box type gantry crane and flower rack type gantry crane，有单双梁之分，Gantry craneproduct适用于露天仓库、Material yard、Railway freight station、港口码头货区等装卸搬运作业。AType hook gantry crane还可配用多种专用吊具（电磁吸盘、Grab bucket）进行某些特殊作业。用户在选用时应注明工作环境的最高、Technical requirements for minimum temperature and type of power supply。

AAdvantages and characteristics of gantry crane with type hook：
1、Hook type gantry crane采用箱形双梁焊接结构，增大作业空间并便于运输安装与维修。
2、Small car导电采用异type钢轨电缆导电装置。
3、Standardization of components、Serialization、Generalization。
4、The power supply form of hook gantry crane includes cable drum type（Divided into left、右端）和滑触线式（Divided into left、右端）two types，Available for users to choose from。
5、司机室视野开阔，内设联动控制台，操作灵活平稳舒适。还可根据用户要求加设风扇、热风器、冷风机、空调器、对讲机等。 　

AType hook gantry crane使用环境：
AThe lifting hook gantry crane is prohibited from lifting flammable and explosive materials and working in corrosive environments，可以根据用户要求制成单端外伸悬臂式或无悬臂式结构。另承接非标Hook type gantry crane设计定做业务，AType hook gantry crane工作环境温度为35℃one20℃，电源为三相交流50HZ．380V。可要求是否配置防雨设备。

AType hook gantry crane采购说明：
Hook type gantry crane由桥梁、Crane operating mechanism、Small car、电气设备组成。The bridge adopts a box shaped welded structure，The large vehicle operating mechanism adopts separate drive。全部机构均在操纵室内操纵可改造无线遥控器操作。crane导电形式分为电缆和滑触线two types，订货时任选one种。选用Hook type gantry crane时须填写订货规范表，It is necessary to specify the minimum and maximum temperatures of the working environment during use, as well as the power supply, etc。