恒立 SHLIXIN立新先导溢流阀DBW30B-2-30
DBW30B-2-30/31.5G24NZ4 |
DBW30B-1-30/31.5G24NZ5L |
DBW30B-2-30/31.5G24NZ5L |
DBW30B-2-30/31.5G12NZ4 |
DBW30B-1-30/31.5W220-50NZ4 |
DBW30B-2-30/31.5W220-50NZ4 |
DBW30B-1-30/31.5W220-50NZ5L |
DBW30B-2-30/31.5W220-50NZ5L |
DBW30B-1-30/31.5W220RNZ5L |
DBW30B-2-30/31.5W220RNZ5L |
DBW30B-1-30/31.5W110-50NZ5L |
DBW30B-1-30/31.5UG24NZ4 |
DBW30B-2-30/31.5UG24NZ4 |
DBW30B-1-30/31.5UG24NZ5L |
DBW30B-2-30/31.5UG24NZ5L |
DBW30B-1-30/31.5UW220-50NZ4 |
DBW30B-2-30/31.5UW220-50NZ4 |
DBW30B-1-30/31.5UW220-50NZ5L |
DBW30B-2-30/31.5UW220-50NZ5L |
DBW30B-1-30/31.5UW220RNZ5L |
DBW30B-2-30/31.5UW220RNZ5L |
DBW30B-1-30/31.5YUW220-50NZ5L |
DBW30AG-1-30/10G24NZ4 |
恒立 SHLIXIN立新先导溢流阀DBW30B-2-30
DBW30AG-2-30/10G24NZ4 |
DBW30AG-1-30/10G24NZ5L |
DBW30AG-2-30/10G24NZ5L |
DBW30AG-1-30/10W220-50NZ4 |
DBW30AG-2-30/10W220-50NZ4 |
DBW30AG-1-30/10W220-50NZ5L |
DBW30AG-2-30/10W220-50NZ5L |
DBW30AG-1-30/10W220RNZ5L |
DBW30AG-2-30/10W220RNZ5L |
DBW30AG-1-30/10UG24NZ4 |
DBW30AG-2-30/10UG24NZ4 |
DBW30AG-1-30/10UG24NZ5L |
DBW30AG-2-30/10UG24NZ5L |
DBW30AG-1-30/10UW220-50NZ4 |
DBW30AG-2-30/10UW220-50NZ4 |
DBW30AG-1-30/10UW220-50NZ5L |
DBW30AG-2-30/10UW220-50NZ5L |
DBW30AG-1-30/10UW220RNZ5L |
DBW30AG-2-30/10UW220RNZ5L |
DBW30AG-1-30/31.5G24NZ4 |
DBW30AG-2-30/31.5G24NZ4 作用在主阀芯6上下两个方向的压力相等,但因上端面的有效受压面积A2大于下端面的有效受压面积A1,主阀芯在合力的作用下处于最下端位置,阀口关闭。当进油压力增大到使先导阀打开时,液流通过主阀芯上的阻尼孔5、先导阀1流回油箱。由于阻尼孔的阻尼作用,使主阀芯6所受到的上下两个方向的液压力不相等,主阀芯在压差的作用下上移,打开阀口,实现溢流,并维持压力基本稳定。调节先导阀的调压弹簧9,便可调整溢流压力。 |