零部件名称 item description | 重量weight(kg) |
gbr1a | gbr2a | gbr3a |
1.接头 top sub | 1.70 | 2.60 | 5.20 |
2.o形圈 “o”type ring | 0.10 | 0.10 | 0.10 |
3.逆止阀 check valve | 0.10 | 0.10 | 0.10 |
4.弹簧 spring | 0.05 | 0.05 | 0.20 |
5.配气座 air distributor | 0.80 | 0.60 | 0.80 |
6.内缸 internal cylinder | 0.80 | 0.80 | 1.30 |
7.活塞 piston | 1.20 | 3.80 | 5.50 |
8.外缸 external cylinder | 4.00 | 4.50 | 9.50 |
9.衬套 guided sleeve | 0.15 | 0.60 | 1.00 |
10.卡环o型圈 “o”ring of stop ring | 0.005 | 0.005 | 0.05 |
11.卡环 stop ring | 0.10 | 0.10 | 0.15 |
12.卡钎套 dirve chuck | 0.80 | 1.20 | 2.00 |
13.钻头 drill bit | 1.70 | 2.50 | 4.00 |
技术参数technical data |
| gbr1a | gbr2a | gbr3a |
总长（不含钻头） length (without bit) | 760mm | 880mm | 889mm |
总重（不含钻头） weight (without bit) | 10.00kg | 14.50kg | 26.00kg |
冲击器外径 external diameter | φ54mm | φ62mm | φ82mm |
可配钻头钎柄 bit shank | br1 | br2 | br3 |
钻孔范围 hole range | φ64-φ76mm | φ70-φ90mm | φ90-φ110mm |
后接头螺纹 connection thread | br40.box | rd50.box | api2 3/8” reg |
可用工作风压 working pressure | 1.0-1.5mpa | 1.0-1.5mpa | 1.0-1.5mpa |
在14bar时的冲击频率 impact rate at 17bar | 27hz | 25hz | 25hz |
推荐转速 recommended rotation speed | 25-40r/min | 25-40r/min | 25-40r/min |
耗风量 air consumption | 0.7mpa:1.5m3/min | 0.7mpa:2.5m3/min | 0.7mpa:4m3/min |
1.0mpa:2.5m3/min | 1.0mpa:4m3/min | 1.0mpa:6m3/min |
1.4mpa:3m3/min | 1.4mpa:5m3/min | 1.4mpa:8m3/min |
