(1). 卷扬机加装保持架，形成双面支撑星轮的结构，可承受强烈冲击。
(2). 立轴箱四组轴承定位，保证回转器有足够刚性应对碎石层，卵石层等复杂地质条件。
(3). 本机采用国家专利技术的锥度离合器，具有传递扭矩大，操作方便，免维护的突出特点。
(4). 采用53*59六万主动钻杆，刚性强，传递扭矩大。

Special recommendation:
(1). Hoist with cage, forming double support structure of the star wheel, can withstand strong shock.
(2) set up four groups of axle box bearing positioning, keep gyrator rigid enough deal with gravel layer, complex geological conditions, such as pebble layer.
(3). The machine adopts taper clutch of national patent technology, has the big transmission torque, easy to operate, the prominent characteristics of free maintenance.
53 * 59 (4). Using sixty thousand active drill pipe, strong rigidity, big transmission torque.
适用范围：
地质普查勘探，道路及高层建筑物基础勘探，以及各种混凝土结构检查孔，江河堤坝，路基灌溉孔和直接灌溉，民用水井及地温中央空调等。

Scope of application:
The exploration, geological roads and tall buildings foundation exploration, as well as a variety of concrete structure inspection hole, river dam, embankment hole irrigation and irrigation directly, civil water well and geothermal central air conditioning, etc.