先导式溢流阀,作用主阀芯及先导阀芯的测压面上,由先导和主阀构成。
工作时,液压力同时作用于主阀芯及先导阀芯的测压面上。当先导阀1未打开时,阀腔中油液没有流动,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。
台湾七洋7OCEAN背压阀部分型号如下:
BR-06-3-10 BR-06-1-10 BR-06-2-10
BR-03-3-10 BR-03-1-10 BR-03-2-10
BR-06-3-11 BR-06-1-11 BR-06-2-11
BR-03-3-11 BR-03-1-11 BR-03-2-11
台湾七洋7OCEAN卸载溢流阀部分型号如下:
BUCG-06-3-10-1PN BUCG-03-3-10-1PN
BUCG-06-1-10-1PN BUCG-03-1-10-1PN
BUCG-06-2-10-1PN BUCG-03-2-10-1PN
BUCG-06-4-10-1PN BUCG-03-4-10-1PN
BUCG-06-3-10-1NP BUCG-03-3-10-1NP
BUCG-06-1-10-1NP BUCG-03-1-10-1NP
BUCG-06-2-10-1NP BUCG-03-2-10-1NP
BUCG-06-4-10-1NP BUCG-03-4-10-1NP
BUCG-06-3-20-1PN BUCG-03-3-20-1PN
BUCG-06-1-20-1PN BUCG-03-1-20-1PN
BUCG-06-2-20-1PN BUCG-03-2-20-1PN
BUCG-06-4-20-1PN BUCG-03-4-20-1PN
BUCG-06-3-20-1NP BUCG-03-3-20-1NP
BUCG-06-1-20-1NP BUCG-03-1-20-1NP
BUCG-06-2-20-1NP BUCG-03-2-20-1NP
BUCG-06-4-20-1NP BUCG-03-4-20-1NP
台湾七洋7OCEAN叠加式减压阀部分型号:
MGV-03-P-1-10 MGV-03-P-2-10 MGV-03-P-3-10
MGV-03-A-0-10 MGV-03-A-1-10 MGV-03-A-2-10
MGV-03-A-3-10 MGV-03-B-0-10 MGV-03-B-1-10
MGV-03-B-2-10 MGV-03-B-3-10 MGV-03-P-0-10
MCB-03-A1-1-10 MCB-03-A1-2-10 MCB-03-B1-1-10
MCB-03-B1-2-10 MBV-03-W-1-10 MBV-03-W-3-10
MBV-03-A-1-10 MBV-03-A-3-10 MBV-03-B-1-10
MRV-03-P-0-10 MRV-03-P-1-10 MRV-03-P-2-10
MRV-03-B-3-10 MRV-03-P-3-10 MRV-03-W-0-10
MRV-03-W-1-10 MRV-03-W-2-10 MRV-03-W-3-10
MRV-03-A-0-10 MRV-03-A-1-10 MRV-03-A-2-10
MRV-03-A-3-10 MRV-03-B-0-10 MRV-03-B-1-10
MRV-03-B-2-10 MRV-03-P-0-20 MRV-03-P-1-20
MRV-03-P-2-20 MRV-03-B-3-20 MRV-03-P-3-20
MRV-03-W-0-20 MRV-03-W-1-20 MRV-03-W-2-20
MRV-03-W-3-20 MRV-03-A-0-20 MRV-03-A-1-20
MRV-03-A-2-20 MRV-03-A-3-20 MRV-03-B-0-20
MRV-03-B-1-20 MRV-03-B-2-20 MBV-03-B-3-10
台湾JINGJI电磁阀 台湾JINGJI液压阀 台湾JINGJI换向阀
BY-E4B BY-E10B BY-E20B
BY-G4B BY-G10B BY-G20B
BY-H4B BY-H10B BY-H20B
BYM-E4B BYM-E10B BYM-E20B
BYM-G4B BYM-G10B BYM-G20B
BYM-H4B BYM-H10B BYM-H20B
BYX-E4B BYX-E10B BYX-E20B
BYX-G4B BYX-G10B BYX-G20B
BYX-H4B BYX-H10B BYX-H20B
BYXD-E4B BYXD-E10B BYXD-E20B
BYXD-G4B BYXD-G10B BYXD-G20B
BYXD-H4B BYXD-H10B BYXD-H20B
BYMD-E4B BYMD-E10B BYMD-E20B
BYMD-G4B BYMD-G10B BYMD-G20B
BYMD-H4B BYMD-H10B BYMD-H20B
BYXM-E4B BYXM-E10B BYXM-E20B
BYXM-G4B BYXM-G10B BYXM-G20B
BYXM-H4B BYXM-H10B BYXM-H20B
BYXMD-E4B BYXMD-E10B BYXMD-E20B
BYXMD-G4B BYXMD-G10B BYXMD-G20B
BYXMD-H4B BYXMD-H10B BYXMD-H20B