Product introduction
BMG Model double girder semi-gantry cranes are used together with hoist trolley and QD trolley. This double girder semi-gantry cranes only have one side support leg, while the other side is mostly supported by walls of workshop/warehouse.
Double girder semi-gantry cranes have the features of big lifting capacity, big span, good overall stability, various types, but the self-weight is larger than the other single girder gantry crane with the same lifting capacity.
Features
- Overload limiter;
- Polyurethane rubber buffer, long service life and impact resistance;
- Crane travelling limit switch;
- Loss pressure protection, fault phase protection;
- Emergency stop system;
- Lifting height limiter;
Technical Detail
![Bogie groups Crane Traveling Mechanism](/wp-content/uploads/2017/12/Bogie-groups-Crane-Traveling-Mechanism.jpg?w=248)
Bogie groups--Crane Traveling Mechanism
ription
![Linkage](/wp-content/uploads/2017/12/Linkage.jpg?w=248)
Linkage
ription
![QD Trolley Lifting mechanism](/wp-content/uploads/2017/12/QD-Trolley-Lifting-mechanism.jpg?w=248)
QD Trolley--Lifting mechanism
ription
![Rain Cover](/wp-content/uploads/2017/12/Rain-Cover.jpg?w=248)
Rain Cover
ription
![Support Leg](/wp-content/uploads/2017/12/Support-Leg-1.jpg?w=248)
Support Leg
ription