- Contact Person : Mr. Hou Aaron
- Company Name : Zhengzhou Huazhong Construction Machinery Co., Ltd.
- Tel : 86-371-68000000
- Fax : 86-371-68942180
- Address : Henan,Zhengzhou,No.114 Industrial Road, Shangjie District
- Country/Region : China
- Zip : 450041
Launching girder for highway construction
1. main technical parameters
Model HZQ30/80
Span (m) 30
Lifting capacity(T) 80
Total weight(T) about 105
Main girder honeycomb girder
Min curve radius(m) ≥400
Max allowable gradient(%)
longitudinal gradient≤±3%,
transverse gradient≤±4%
central distance between two girders(m) 7.0
lifting speed (m/min) 1.0
launcher longitudinal moving speed(m/min) 4.6
launcher transverse moving speed(m/min) 3.0
trolley longitudinal moving speed(m/min) 4.6
trolley transverse moving speed(m/min) 1.7
power(KW) about 75
2. configuration teble
item | specification | origin | quantity | remark |
main girder | Steel structure | ZZHZ | 2 parts | One side girder about 50m |
Front support | Steel structure | ZZHZ | 1 set |
|
Middle support
| Steel structure | ZZHZ | 1 set |
|
Rear bracket | Steel structure | ZZHZ | 1 set |
|
Rear support | Steel structure | ZZHZ | 1 set |
|
trolley | Steel structure | ZZHZ | 2 sets | 40t×2=80t |
Downstroke reducer of front support | XLED63-2.2KW | China | 2 sets | Tapered spline brake |
Downstroke reducer of middle support | XLED63-2.2KW | China | 2 sets | Tapered spline brake |
Lifting reducer | ZQ500-11KW | China | 2 sets | Tapered spline brake |
Longitudinal movement reducer of trolley | XLED63-2.2KW | China | 4 sets | Tapered spline brake |
Transverse movement reducer of trolley | XLED63-0.5KW | China | 4 sets | Tapered spline brake |
Driving hang reducer of support leg | GKF37- Y0.8-4P | China | 4 sets | Tapered spline brake |
Roller walking reducer | XLED63-2.2KW | China | 4 sets | Tapered spline brake |
Hydraulic station |
| ZZHZ | 2 sets |
|
Hydro-cylinder of front support | HSGK160-750 | China | 2 units | With hydraulic lock |
Hydro-cylinder of rear bracket | HSGK200-600 | China | 2 units | With hydraulic lock |
Electric element |
| Schneider | 1 set |
|
Launching girder for highway construction
