充液閥主要由控制活塞、缸體、閥體、閥座、主閥芯、卸荷閩等組成。根據(jù)需要，我們設(shè)計(jì)有帶預(yù)卸荷閥和不帶預(yù)卸荷閥的兩種充液閥。如果采用系統(tǒng)卸壓．即系統(tǒng)中設(shè)置了卸荷回路，則采用不帶預(yù)卸荷閥的充液閥，這種情況尤其適用干大型液壓機(jī)。Dg50～Dg125規(guī)格的充液閥的主閥芯與閥桿做成一體，即采用整體構(gòu)造；Dg150～Dg350規(guī)格的充液閥的主閥芯與閥桿采用分體結(jié)構(gòu)。

2防松措施

參見圖l充液閥結(jié)構(gòu)原理圖，a處防松采用GB858—76圓螺母用止動(dòng)墊圈；b處安裝螺釘?shù)姆浪刹捎胏船54一鼴單耳止動(dòng)墊圈；c處主閥芯與閥桿之問的防松采用左旋、右旋螺母擰緊后點(diǎn)焊；d處卸荷閥蓋的防松采用了彈簧墊圈及帶孔螺栓用鐵絲串聯(lián)鎖緊。

3主悶計(jì)算

已知當(dāng)量通徑Dg(m)，主闊開啟行程h(m),閥口錐角2α =120。則：

當(dāng)量通流面積Ag=πDg 2／4。主閥口直徑。

4控制活塞計(jì)算

控制活塞直徑應(yīng)盡可能小，但必須滿足兩個(gè)條件：

1)當(dāng)主缸油壓為最大工作壓力(p=2.5×107Pa)和控制油壓為最小油壓(pc=1.5×106Pa)時(shí)，控制活塞應(yīng)能將充液閥中的卸載閥打開，即：?

式中：dv-卸載閥口直徑(m)；

Dc-控制活塞直徑(m)。

(2)主缸活塞回程時(shí)充液閥的主閥芯不關(guān)閉，即：

? ?優(yōu)勢威格士液壓閥DG20V-3-2A-60武穴黎翔機(jī)電設(shè)備有限公司，詢價(jià)聯(lián)系人：何女士

充液閥主要由控制活塞、缸體、閥體、閥座、主閥芯、卸荷閩等組成。根據(jù)需要，我們設(shè)計(jì)有帶預(yù)卸荷閥和不帶預(yù)卸荷閥的兩種充液閥。如果采用系統(tǒng)卸壓．即系統(tǒng)中設(shè)置了卸荷回路，則采用不帶預(yù)卸荷閥的充液閥，這種情況尤其適用干大型液壓機(jī)。Dg50～Dg125規(guī)格的充液閥的主閥芯與閥桿做成一體，即采用整體構(gòu)造；Dg150～Dg350規(guī)格的充液閥的主閥芯與閥桿采用分體結(jié)構(gòu)。

2防松措施

參見圖l充液閥結(jié)構(gòu)原理圖，a處防松采用GB858—76圓螺母用止動(dòng)墊圈；b處安裝螺釘?shù)姆浪刹捎胏船54一鼴單耳止動(dòng)墊圈；c處主閥芯與閥桿之問的防松采用左旋、右旋螺母擰緊后點(diǎn)焊；d處卸荷閥蓋的防松采用了彈簧墊圈及帶孔螺栓用鐵絲串聯(lián)鎖緊。

3主悶計(jì)算DGMDC-5-Y-BK-30
DGMPC-5-ABK-BAK-30
DGMPC-5-D-ABK-D-BAK-30
DGMPC-5-ABM-BAM-30
DGMPC-5-ABN-BAN-30
DGMDC-5-Y-AM-BM-30
DGMC-5-PT-GW-B-30
DGMC-5-PT-GW-RC-B-30
DGMC-5-AT-GW-B-30
DGMC-5-BT-GW-B-30
DGMC2-5-AT-GW-BT-GW-B-30
DGMR1-5-PP-FW-B-30
DGMC-5-PT-BW-B-30
DGMC-5-AT-BW-B-30
DGMC-5-BT-BW-B-30
DGMC2-5-AT-BW-BT-BW-B-30
DGMC2-5-AB-BW-BA-BW-30
DGMDC-5-Y-PN-30
DGMDC-5-X-TN-30
DGMFN-5-Y-A2H-B2H-30
DGMFN-5-Y-A2K-B2K-30
DGMC-5-PT-FW-S-30
DGMC2-5-AB-FW-BA-FW-30
DGMFN-5-X-A2W-30
DGMFN-5-X-B2W-30
DGMFN-5-Y-B2W-30
DGMFN-5-Y-A2W-30
DGMFN-5-Y-A1W-B1W-30
DGMPC-5-D-ABK-30
DGMPC-5-D-BAK-30
DGMFN-5N-Y-A2W-B2W-30
DGMPC-5N-ABK-BAK-30
DGX-H06-2-60-S19
DGMC-5-PT-BH-B-30
DGMC-5-PT-GH-B-30
DGMC-5-AT-GH-B-30
DGMC-5-BT-BH-B-30
DGMC-5-BT-GH-B-30
DGMC2-5-AT-BH-BT-BH-B-30
DGMC2-5-AT-GH-BT-GH-B-30
DGMC2-5-AB-BH-BA-BH-30
DGMC2-5-AB-GH-BA-GH-30
DGMR1-5-PP-GH-B-30
DGMC-5-PT-GK-B-30DGMFN 3 Y A2W B2W 41,
,DGMFN-3-X-A1W-41,
,DGMFN-3-X-A2W-40,
,DGMFN-3-X-A2W-B2W-41 ? ?,
,DGMFN-3-X-B1W-41 ? ?,
,DGMFN-3-X-B2W-41 ? ,
,DGMFN-3-Y-A2H-B2H-41,
,DGMFN-3Y-A2W-B2W-40J-,
,DGMFN-3-Y-A2W-B2W-41,
,DGMFN-3-Y-B2W-41 ?,
,DGMFN-3-Z-P2H-41,

已知當(dāng)量通徑Dg(m)，主闊開啟行程h(m),閥口錐角2α =120。則：

當(dāng)量通流面積Ag=πDg 2／4。主閥口直徑。

4控制活塞計(jì)算

控制活塞直徑應(yīng)盡可能小，但必須滿足兩個(gè)條件：

1)當(dāng)主缸油壓為最大工作壓力(p=2.5×107Pa)和控制油壓為最小油壓(pc=1.5×106Pa)時(shí)，控制活塞應(yīng)能將充液閥中的卸載閥打開，即：?

式中：dv-卸載閥口直徑(m)；

Dc-控制活塞直徑(m)。

(2)主缸活塞回程時(shí)充液閥的主閥芯不關(guān)閉，即：DG5V-7-5-2C-2-M-U-H5-40
DG5V-7-52C-2-M-U-H5-40
DG5V-7-52C-E-M-U-H7-30
DG5V-7-6C-2-E-M-U-H5-40
DG5V-7-6C-2-M-U-H5-40
DG5V-7-6C-2-M-U-H5-40
DG5V-7-6C-2-T-M-U-H5-40
DG5V-7-6C-2-T-VM-U-H5-40
DG5V-7-6C-2-VM-U-H5-40
DG5V-7-6C-H-M-U-H5-40
DG5V-7-6C-M-U-C6-30
DG5V-7-6C-M-U-H5-40
DG5V-7-6C-M-U-H5-40
DG5V-7-6C-M-U-H6-40
DG5V-7-6C-M-U-H7-21
DG5V-7-6C-T-M-U-B5-40
DG5V-7-6C-T-M-U-B5-40
DG5V-7-6C-T-M-U-H5-40
DG5V-7-6C-T-M-U-H7-30（帶插頭）
DG5V-7-6C-T-VM-U-H5-40
DG5V-7-6C-T-V-M-U-H5-40
DG5V-7-6C-T-VM-U-H5-40+977467
DG5V-7-6C-VM-U-H5-40
DG5V-7-6C-VM-U-H5-40
DG5V-7-8C-2-E-T-VM-U-H5-
DG5V-7-8C-2E-V-MU-H5-40
DG5V-7-8C-VM-U-A5-40
DG5V-7-8C-VM-U-H5-40
DG5V-8-H-0AL-E-M-U-H-10
DG5V-8H-11C-M-FW-B-30
DG5V-8-H-2A-T-M-U-H-10
DG5V-8-H-2C-E-T-VM-U-H-1
DG5V-8-H-2C-T-VM-U-H-10
DG5V-8-H-2N-T-M-U-H-10
DG5V-8-S-0A-M-U-H-10
DG5V-8-S-2A-E-M-U-H-10
DG5V-8-S-2A-M-FPA5WL-B-1-0
DG5V-8-S-2A-M-U-H-10
DG5V-8S-2A-T-MUH-10
DG5V-8-S-2A-T-M-U-H-10
DG5V-8-S-2B-T-M-U-H-10
DG5V-8-S-2C-E-M-U-H-10
DG5V-8-S-2C-E-T-M-U6-B-1
DG5V-8-S-2C-E-T-M-U-H-10
DG5V-8S-2C-M-U-H-10
DG5V-8-S-2C-M-U-H-10
DG5V-8S-2C-T-MUH-10
DG5V-8-S-2C-T-M-U-H-10
DG5V-8-S-2N-M-FPA5WL-B-1-0
DG5V-8-S-31C-M-U-H-10
DG5V-8-S-31C-T-M-U-H-10
DG5V-8-S-3C-M-U-D-10
DG5V-8-S-3C-T-M-U-H-10
DG5V-8-S-6AL-E-M-U-H-10
DG5V-8-S-6C-2-M-U-H-10
DG5V-8-S-6C-E-T-M-U-B-10
DG5V-8-S-6C-E-T-M-U-H-10
DG5V-8-S-6C-M-U-H-10
DG5V-8S-6C-T-MUH-10
DG5V-8-S-6C-T-M-U-H-10
DG5V-H8-2C-2-E-M-U-H5-30
DG5V-H8-2C-M-U-C6-21
DG5V-H8-2C-VM-U-H5-30
DG5V-H8-2N-2-T-M-U-H5-30
DG5V-H8-2N-E-M-U-H5-30
DG5V-H8-2N-T-M-U-H7-21
DG5V-H8-33C-E-M-U-H5-30
DG5V-H8-6C-M-U-H5-30
DG5V-H8-6C-T-M-U-H5-30
DG5V-H8-6C-VM-U-H5-30
DG5V-H8-6C-VM-U-H5-30
DG5V-H8-6C-VM-U-H5-30+977467
DG5V-H8-6C-VM-U-H5-40
DG5V-H8-6C-VM-U-H7-21
DG5V-S-8-11C-M-FW-B-10
DGAM-3-01-10R
DGFN-06-50
DGFN-06-50
DGMA-3-B-10
DGMA-3-B-11
DGMA-3-B-11
DGMA-3-C1-10
DGMA-3-C2-11
DGMA-3-T1-10-B
DGMA-5-C1-10
DGMA-8-W-10
DGMC1-3-PP-CW-B-40
DGMC2-3-AB-BW-BA-BW-41
DGMC2-3-AB-CW-BA-CW-41
DGMC2-3-AT-AW-BT-AW-41
DGMC2-3-AT-BW-BT-BW-41
DGMC2-3-AT-CW-BT-BW-41
DGMC2-3-AT-GW-BT-GW-41
DGMC2-5-AB-FW-30
DGMC2-5-AB-FW-BA-FW-30
DGMC2-5-AB-GW-BA-GW-30
DGMC2-5-AT-BH-BT-BH-B-30
DGMC2-5-AT-GW-BT-GW-30
DGMC2-5-AT-GW-BT-GW-B-30
DGMC-3-AT-BW-41
DGMC-3-BT-AW-41
DGMC-3-PP-CW-40
DGMC-3-PT-BH-B-10
DGMC-3-PT-BW-41
DGMC-3-PT-BW-B-41
DGMC-3-PT-CW-B-40
DGMC-3-PT-CW-S-41
DGMC-3-PT-FW-20
DGMC-3-PT-GW-41
DGMC-3-PT-GW-B-41870235
DGMC-5-AT-FW-B-30
DGMC-5-BT-FW-S-30
DGMC-5-PT-FW-B-30
DGMC-5-PT-FW-B-30
DGMDC-3-BYL-20
DGMDC-3-X-T1-40
DGMDC-3-X-TL-41

??

ECG-10-F-10TG?
ECG-10-F-10TG-GE160?
ECG-10-F-10TG-GE180?
ECG5-06C-0B-M-U-H7-21TG?
ECG5-06F-0B-M-U-C6-21TG?
ECG5-10B-0B-MU-A6-21TG?
ECG5-10C-0B-MU-B6-21TG?
ECG5-10C-0B-M-U-H7-21TG?
ECG5-10CV-0B-M-U-A6-21TG?
ECG5-10CV-0B-M-U-B6-21TG?
ECG5-10CV-0B-M-U-C6-21TG?
ECG5-10F-0B-M-U-A6-21TG?
ECG5-10F-0B-M-U-H7-21TG?
ECGM-06-10-R?
ECT-06-B-10TB?
ECT-06-BV-10TB?
ECT-06-C-10TB?
ECT-06-C-10TB-GE100?
ECT-06-C-10TB-GE120?
ECT-06-CV-10TB?
ECT-06-F-10TB?
ECT-06-F-10TB-GE160?
ECT-06-F-10TB-GE190?
ECT-06-F-10TB-GE200?
ECT-06-FV-10TB?
ECT-10-B-10TB?
ECT-10-B-10TB-GE070?
ECT-10-BV-10TB?
ECT-10-C-10TB?
ECT-10-CV-10TB?
ECT-10-F-10TB?
ECT-10-F-10TB-GE160?
ECT-10-F-10TB-GE180?
ECT-10-F-10TB-GE190?
ECT-10-F-10TB-GE200?
ECT-10-FV-10TB?
ECT3-06B-20TB-EU55?
ECT3-06C-20TB-EU55?
ECT3-06CV-20TB-EU55?
ECT3-06F-20TB-EU55?
ECT5-06-B-0B-M-U-A6-21TB?
ECT5-06-B-0B-M-U-C6-21TB?
ECT5-06-B-0B-M-U-H7-21TB?
ECT5-06-BV-0B-M-U-A6-21TB?
ECT5-06-C-0B-M-U-A6-21TB?
ECT5-06-C-0B-M-U-B6-21TB?
ECT5-06-C-0B-M-U-C6-21TB?
ECT5-06-C-0B-M-U-H7-21TB?
ECT5-06-C-0C-M-U-B6-21TB?
ECT5-06-CV-0B-M-U-C6-21TB?
ECT5-06-CV-0B-M-U-H7-21TB?
ECT5-06-CV-2AL-M-U-C6-21TB?
ECT5-06-F-0B-M-U-A6-21TB?
ECT5-06-F-0B-M-U-B6-21TB?
ECT5-06-F-0B-M-U-C6-21TB?
ECT5-06-F-0B-M-U-D6-21TB?
ECT5-06-F-0B-M-U-H7-21TB?
ECT5-06-FV-0B-M-U-B6-21TB?
ECT5-06-FV-0B-M-U-C6-21TB?
ECT5-06-FV-0B-M-U-D6-21TB?
ECT5-06-FV-0C-M-U-B6-21TB?
ECT5-10-B-0B-M-U-A6-21TB?
ECT5-10-B-0B-M-U-C6-21TB?
ECT5-10-B-0B-M-U-H7-21TB?
ECT5-10-BV-0B-M-U-D6-21TB?
ECT5-10-BV-0B-M-U-H7-21TB?
ECT5-10-C-0B-M-U-A6-21TB?
ECT5-10-C-0B-M-U-B6-21TB?
ECT5-10-C-0B-M-U-C6-21TB?
ECT5-10-C-0B-M-U-H7-21TB?
ECT5-10-C-2A-M-U-C6-21TB?
ECT5-10-CV-0B-M-U-C6-21TB?
ECT5-10-CV-0B-M-U-H7-21TB?
ECT5-10-F-0B-M-U-C6-21TB?
ECT5-10-F-0B-M-U-H7-21TB?
ECT5-10-FV-0B-M-U-A6-21TB?
ECT5-10-FV-0B-M-U-H7-21TB?
E-DGSM-01Y-10R?
E-DGVM-7Y-D-10-R?
E-DGVM-8Y-10-R?
EEA-EDC-436-A2-32?
EEA-PAM-118-A-30?
EEA-PAM-119-A-10?
EEA-PAM-511-A-32?
EEA-PAM-511-B-32?
EEA-PAM-511-D-32?
EEA-PAM-513-A-32?
EEA-PAM-513-B-32?
EEA-PAM-513-D-32?
EEA-PAM-523-A-32?
EEA-PAM-523-B-32?
EEA-PAM-523-C-32?
EEA-PAM-523-D-32?
EEA-PAM-523-E-32?
EEA-PAM-523-F-32?
EEA-PAM-525-A-32?
EEA-PAM-525-B-32?
EEA-PAM-525-C-32?
EEA-PAM-525-D-32?
EEA-PAM-533-A-32?
EEA-PAM-533-B-32?
EEA-PAM-533-C-32?
EEA-PAM-533-D-32?
?DG5S-H8-0A-E-M-U-H5-50
DG5S-H8-0C-E-M-U-B5-50
DG5S-H8-11C-F-M-U-A6-41
DG5S-H8-2A-2-M-U-H5-50
DG5S-H8-2BL-E-M-U-H5-30
DG5S-H8-2C-1-T-M-U-H5-50
DG5S-H8-2C-2-M-U-H5-50
DG5S-H8-2C-2-T-M-U-A5-50
DG5S-H8-2C-2-T-M-U-H5-50
DG5S-H8-2C-E-M-U-H5-60
DG5S-H8-2C-M-U-H5-41
DG5S-H8-2N-2-T-M-U-A6-41
DG5S-H8-3C-T-M-U-H5-60
DG5S-H8-4C-E-VM-U-A5-50
DG5S-H8-4C-E-VM-U-H5-50
DG5S-H8-521C-2-E-T-M-U-H
DG5S-H8-6AL-E-M-U-H5-60
DG5S-H8-6C-2-M-U-H5-50
DG5S-H8-6C-2-VM-U1-H5-70（帶插頭）
DG5S-H8-6C-M-U-D6-41
DG5S-H8-8C-2-E-VM-U-H5-5
DG5S-H8-8C-2-S-VM-U-A5-50
DG5S-H8-8C-2-S-VMU-A6-41
DG5S-H8-OC-2-S-M-U-H5-50
DG5V10H2N2TMUH1
DG5V10H6C2MUH10
DG5V10H6CTMFWB10
DG5V10W33CMPA5WLB1
DG5V52CEMUH520
DG5V56C2TVMUH520
DG5V56CTMUH520
DG5V56CTMUH710
DG5V70AEMUH540
DG5V70CEMUH540
DG5V70CETMUH540
DG5V72A1TMUH540
DG5V72A2ETMUH540
DG5V72A2MUC540
DG5V72AMUH540
DG5V72ATMUH540
DG5V72ATVMUA630
DG5V72AL2VMUH540
DG5V72BTMUH540
DG5V72C1TMUH540
DG5V72C2MUH540
DG5V72C2TMUH540
DG5V72CEMUH540
DG5V72CETMUH540
DG5V72CHMUH540
DG5V72CMUC630
DG5V72CMUD540
DG5V72CMUH540
DG5V72CTMUH540
DG5V72CTMUH730
DG5V72CTVMUH540
DG5V72N2MUH540
DG5V72NMUA630
DG5V72NMUH540
DG5V72NMUH730
DG5V72NTMUH540
DG5V72NVMUH540
DG5V731C2MUH540
DG5V731CTMUH540
DG5V733C3TMUH540
DG5V733CT30EN55
DG5V733CTMUH540
DG5V73CEMUH540
DG5V73CTMUH540
DG5V76BLTMUH540
DG5V76C2MUH540
DG5V76C2TMUH540
DG5V76C2TVMUH540
?DGC-06-B-60?
DGC-06-C-60?
DGC-06-F-60?
DGC-06-FV-60?
DGC5-060A-C-M-FW-B5-80?
DGFN-06-50?
DGMA-2-B-10?
DGMA-2-C2-10?
DGMA-3-0-10?
DGMA-3-B-10?
DGMA-3-C1-10?
DGMA-3-C2-10?
DGMA-3-T1-10B?
DGMA-3-T2-10B?
DGMA-5-B-10EILP?
DGMA-5-C1-10?
DGMA-5-C2-10?
DGMA-5-T1-10B?
DGMA-5-T2-10B?
DGMA-5-T3-10B?
DGMC2-2-AB-GW-BA-GW-10?
DGMC2-2-AT-CW-BT-CW-10?
DGMC2-2-AT-FW-BT-FW-10?
DGMC2-2-AT-GW-BT-GW-10?
DGMC2-3-AB-AW-BA-AW-41?
DGMC2-3-AB-AW-BA-CW-41?
DGMC2-3-AB-BH-BA-BH-41?
DGMC2-3-AB-BK-BA-BK-41?
DGMC2-3-AB-BW-BA-BW-41?
DGMC2-3-AB-BW-BA-CW-41?
DGMC2-3-AB-CH-BA-CH-41?
DGMC2-3-AB-CK-BA-CK-41?
DGMC2-3-AB-CW-BA-BW-41?
DGMC2-3-AB-CW-BA-CW-41?
DGMC2-3-AB-CW-BA-CW-41-EN103?
DGMC2-3-AB-CW-BA-CW-41-EN104?
DGMC2-3-AB-CW-BA-CW-41-EN48?
DGMC2-3-AB-CW-BA-CW-41-EN74?
DGMC2-3-AB-CW-BA-GW-41?
DGMC2-3-AB-GH-BA-GH-41?
DGMC2-3-AB-GW-BA-BW-41?
DGMC2-3-AB-GW-BA-CW-41?
DGMC2-3-AB-GW-BA-GW-41?
DGMC2-3-AT-AW-BT-AW-41?
DGMC2-3-AT-BH-BT-BH-41?
DGMC2-3-AT-BW-BT-BW-41?
DGMC2-3-AT-BW-BT-CW-41?
DGMC2-3-AT-BW-BT-GW-41?
DGMC2-3-AT-CH-BT-CH-41?
DGMC2-3-AT-CW-BT-BW-41?
DGMC2-3-AT-CW-BT-CW-41?
DGMC2-3-AT-GW-BT-AW-41?
DGMC2-3-AT-GW-BT-BW-41?
DGMC2-3-AT-GW-BT-CW-41?
DGMC2-3-AT-GW-BT-GW-41?
DGMC2-5-AB-BH-BA-BH-30?
DGMC2-5-AB-BW-BA-BW-30?
DGMC2-5-AB-FW-BA-FW-30?
DGMC2-5-AB-GH-BA-GH-30?
DGMC2-5-AB-GW-BA-GW-30?
DGMC2-5-AT-BH-BT-BH-B-30?
DGMC2-5-AT-BW-BT-BW-B-30?
DGMC2-5-AT-FW-BT-FW-B-30?
DGMC2-5-AT-GH-BT-GH-B-30?
DGMC2-5-AT-GW-BT-GW-B-30?
DGMC-2-AB-BW-10?
DGMC-2-AT-FW-10?
DGMC-2-PT-BW-10?
DGMC-2-PT-CW-10?
DGMC-2-PT-FW-10?
DGMC-2-PT-GW-10?
DGMC-3-AB-BW-41?
DGMC-3-AB-CH-41?
DGMC-3-AB-CW-41?
DGMC-3-AB-GW-41?
DGMC-3-AT-AW-41?
DGMC-3-AT-AW-B-41?
DGMC-3-AT-BW-41?
DGMC-3-AT-BW-B-41?
DGMC-3-AT-CH-41?
DGMC-3-AT-CW-41?
DGMC-3-AT-CW-B-41?
DGMC-3-AT-GW-41?
DGMC-3-AT-GW-B-41?
DGMC-3-BA-AW-41?
?