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      • 地址:中國·江蘇省·蘇州市·相城區(qū)·元和街道·金磚路235號(hào) 手機(jī):18136060792

        液壓閥

        HEWEIYY/NB.SEA.V液控單向閥MPCV-02W/02A/02B MPCV-03A/03B/03W

        2026年04月09日 液壓閥 游覽量:遞增失敗!

        HEWEIYY/NB.SEA.V液控單向閥MPCV-02W/02A/02B MPCV-03A/03B/03W

        50T-07-FR大軸22.2,50T-07-FR小軸19.05,50T-12-FR大軸22.2,50T-12-FR小軸19.05

        50T-14-FR大軸22.2,50T-14-FR小軸19.05,50T-17-FR大軸22.2,50T-17-FR小軸19.05

        50T-20-FR大軸22.2,50T-20-FR小軸19.05,50T-23-FR大軸22.2,50T-23-FR小軸19.05

        50T-26-FR大軸22.2,50T-26-FR小軸19.05,50T-30-FR大軸22.2,50T-30-FR小軸19.05

        50T-36-FR大軸22.2,50T-36-FR小軸19.05,50T-39-FR大軸22.2,50T-39-FR小軸19.05

        50T-43-FR大軸22.2,50T-43-FR小軸19.05

        A100-FR04HBS/FR04HAS-A-60399/60366,A100-FR04HS-60,

        A145-FR04HBS/FR04HAS-A-60366,A145-FR04HS-60

        A16-F-R-01-B-K-32,A16-F-R-01-C/H/B-K-32,A16-F-R-01-C-K-32,A16-F-R-01-H-K-32

        A22-F-R-01-B-K-32,A22-F-R-01-C-K-32,A22-F-R-01-H/B-K-32,A22-F-R-01-H-K-32

        A37-F-R-01-B/C-K-32,A37-F-R-01-B-K-32,A37-F-R-01-C/H-K-32,A37-F-R-01-C-K-32

        A37-F-R-01-H-K-32,A37-F-R-04-H-K-32393

        A3H100-F(L)-R(L),A3H145-F(L)-R(L),A3H16-F(L)-R(L),A3H180-F(L)-R(L),A3H37-F(L)-R(L)

        A3H56-F(L)-R(L),A3H71-F(L)-R(L)

        A3HG100-F(L)-R(L),A3HG145-F(L)-R(L),A3HG16-F(L)-R(L),A3HG180-F(L)-R(L),A3HG37-F(L)-R(L)

        A3HG56-F(L)-R(L),A3HG71-F(L)-R(L)

        A45-F-R-04-H-K-32393,A56/A45/A37,A56-F-R-04-H-K-32393,A70-FR04HBS-A,A70-FR04HS-60

        A70-FRO4HAS-A,A90-FR04HBS/FR04HAS-A-60366,A90-FR04HS-60

        AR16-FR01B-20,AR16-FR01B-22,AR16-FR01BS-22,AR16-FR01C-20,AR16-FR01C-22

        AR16-FR01CS-22,AR16-FRO1BS-2223

        AR22-FR01B-20,AR22-FR01B-22,AR22-FR01BS-22,AR22-FR01C-20,AR22-FR01C-22,AR22-FR01CS-22

        ARL1-12-FR01A-10,ARL1-12-FR01S-10,ARL1-16-FR01A-10,ARL1-16-FR01S-10,ARL1-6-FR01A-10

        ARL1-6-FR01S-10,ARL1-8-FR01A-10,ARL1-8-FR01S-10

        PV2R11/R12/R13/R14

        PV2R1-10-F-RAA-43,PV2R1-12-F-RAA-43,PV2R1-14-F-RAA-43,PV2R1-17-F-RAA-43,PV2R1-19-F-RAA-43

        PV2R12-10-26-F-REAA-42,PV2R12-10-41-F-REAA-42,PV2R12-10-47-F-REAA-42

        PV2R12-10-53-F-REAA-42,PV2R12-10-59-F-REAA-42,PV2R12-10-65-F-REAA-42,PV2R12-10-75-F-REAA-42

        PV2R12-14-33-F-REAA-4326,PV2R12-14-33-F-REAR-43,PV2R12-25-33,PV2R12-25-41,PV2R12-25-47

        PV2R12-25-53,PV2R12-25-59,PV2R12-25-65,PV2R12-25-75,PV2R12-28-33,PV2R12-28-41,PV2R12-28-47

        PV2R12-28-53,PV2R12-28-59,PV2R12-28-65,PV2R12-28-75,PV2R1-23-F-RAA-43,PV2R1-25-F-RAA-43

        PV2R12-6-26-F-REAA-42,PV2R12-6-33-F-REAA-42,PV2R12-6-41-F-REAA-42,PV2R12-6-47-F-REAA-42

        PV2R12-6-53-F-REAA-42,PV2R12-6-59-F-REAA-42,PV2R12-6-65-F-REAA-42,PV2R12-6-75-F-REAA-42

        PV2R12-8-26-F-REAA-42,PV2R12-8-41-F-REAA-42,PV2R12-8-53-F-REAA-42,PV2R12-8-59-F-REAA-42

        PV2R12-8-65-F-REAA-42,PV2R12-8-75-F-REAA-42,PV2R1-28-F-RAA-43

        PV2R13-10-76-L-LRAL-43,PV2R13-10-76-L-RAAA-40,PV2R13-12-76-L-RAAA-40

        PV2R13-14-76-L-RAAA-40,PV2R13-17-76-L-RAAA-40,PV2R13-19-76-L-RAAA-40

        PV2R1-31-F-RAA-43

        PV2R13-23-76-L-RAAA-40,PV2R13-25-76-L-RAAA-40,PV2R13-31-76-L-RAAA-40

        PV2R13-6-76-L-RAAA-40,PV2R13-8-76-L-RAAA-40

        PV2R1-6-F-RAA-43,PV2R1-8-F-RAA-43

        PV2R2-26-F-R,PV2R23/R24/R33/R34,PV2R2-33-F-R

        PV2R23-47-94-F-REAA-41,PV2R23-53/66-F-REAA-41

        PV2R2-41-F-R,PV2R2-47-F-R,PV2R2-53-F-R,PV2R2-59-F-R,PV2R2-65-F-R,PV2R2-75-F-R

        PV2R34-116-237-F-REAA-31,PV2R34-116-237-F-RGAL-31,PV2R34-116-237-F-RHAR-31

        PV2R34-52-184-F-RAAA-31

        PV2R3-94-F-RAAA

        PV2R4-200-F-RAA-30,PV2R4-200-F-RAB-30,PV2R4-200-F-RAL-30,PV2R4-200-F-RAR-30

        PV2R4-237-F-RAB-30,PV2R4-237-F-RAL-30,PV2R4-237-F-RAR-30

        PVR50FF-13-RAA-31,PVR50FF-20-RAA-31,PVR50FF-23-RAA-31,PVR50FF-26-RAA-31

        PVR50FF-30-RAA-31,PVR50FF-36-RAA-31,PVR50FF-39-RAA-31

        S-PV2R2/R3/R4/R12/R34,S-PV2R2-53-F-RAA-45

        SVPF-12-20-20,SVPF-12-35-20,SVPF-12-55-20,SVPF-12-70-20

        SVPF-15-20-20,SVPF-15-35-20,SVPF-15-55-20,SVPF-15-70-20

        SVPF-20-20-20,SVPF-20-35-20,SVPF-20-55-20,SVPF-20-70-20

        SVPF-30-20-20,SVPF-30-35-20,SVPF-30-55-20,SVPF-30-70-20

        SVPF-40-20-20,SVPF-40-35-20,SVPF-40-55-20,SVPF-40-70-20

        VP-08-FA3,VP-12-FA3,VP-15-FA3,VP-15-FA3(花鍵7齒),VP-15-FA3(花鍵9齒)

        VP-20-FA3,VP-20-FA3(花鍵7齒),VP-20-FA3(花鍵9齒),VP-30-FA3

        VP-30-FA3(花鍵9齒),VP-40-FA3,VP-40-FA3(花鍵9齒)

        VPSM-PSFO-16AR-20,VPSM-PSFO-9BR-20

        DG-01  DG-02  DT-01  DT-02  BG-03  BG-06  BG-10  

        BT-04  BT-06  BT-10

        BG/BT-03/06/10  BT-03 BT-04 BT-06 BT-10

        BSG-03/06/10 BSG-2P/BST-2P-03/06/10

        BSG-03  BSG-06  BSG-10  BSG-03-*-2P  BSG-06-*-2P  

        SBG-03  SBG-06  SBSG-03  SBSG-06  SBSG-10 SBG-03/06/10 SBSG-03/06/10

        SBG-03-B SBG-03-C SBG-03-H SBG-03-2H SBG-06-B SBG-06-C SBG-06-H SBG-06-2H SBG-06-H-K05

        BST-03-2PN-B BST-03-2PN-C BST-03-2PN-H BST-03-2PN-2H BST-06-2PN-B BST-06-2PN-C

        BST-06-2PN-H BST-06-2PN-2H BST-10-2PN-B BST-10-2PN-C BST-10-2PN-H BST-10-2PN-2H

        H型壓力控制閥、HC型壓力控制閥

        HG-03  HG-06  HG-10  HCG-03  HCG-06 HCG-10  HCT-06

        HG/HT-03/06/10

        減壓閥、單向減壓閥

        RG-03  RG-06  

        RT-03  RT-03/04/06/10

        RCT-03  RCT-03 RCT-06 RCT-10 RCT-03/06/10

        RCG-03/06/10 RCG-03  RCG-06  RG-03/06/10

        液控單向閥

        CPDG-03  CPDG-06  CPDG-10

        CPDT-03  CPDT-06  CPDT-10  

        CPDF-10  CPDF-16

        電液換向閥

        DSHG-04     DSHG-04-AB    DSHG-06  

        DSHG-06-AB  

        DSHG-10       DSHG-10-AB

        DSHG-2B*-03/04/06/10 DSHG-3C*-03/04/06/10

        順序閥

        HCG-03 HCG-06 HCG-10

        HCG-03/06/10

        HCT-03/04/06/10

        DSG-01-2B2-D24,DSG-01-2D2-D24,DSG-01-3C2-A220-DL,DSG-01-3C2-A220-LW,

        DSG-01-3C2-D24-DL,DSG-01-3C2-D24-LW,DSG-01-3C3-A220-DL,DSG-01-3C3-A220-LW,

        DSG-01-3C3-D24-DL,DSG-01-3C3-D24-LW,DSG-01-3C4-A220-DL,DSG-01-3C4-A220-LW,

        DSG-01-3C4-D24-DL,DSG-01-3C4-D24-LW,DSG-01-3C5-D24-DL,DSG-01-3C5-D24-LW,

        DSG-01-3C6-A220-DL,DSG-01-3C6-A220-LW,DSG-01-3C6-D24-DL,DSG-01-3C6-D24-LW,

        DSG-02-2B2-DL,DSG-02-2B2-DL-AC24,DSG-02-3C2-D24-DL,DSG-02-3C2-DL,DSG-02-3C3-DL,

        DSG-02-3C4-DL,DSG-02-3C60-DL,DSG-02-3C60-DL-R220,DSG-03-2B2-DL,DSG-03-2B2-DL-A220,

        DSG-03-2B2-DL-A220V,DSG-03-2B2-DL-D24,DSG-03-2B2-DL-D24V,DSG-03-2B2-LW-A220,

        DSG-03-2B2-LW-D24,DSG-03-2B3-DL-A220,DSG-03-2B3-DL-D24,DSG-03-2B3-LW-A220,

        DSG-03-2B3-LW-D24,DSG-03-2D2-DL-A220,DSG-03-2D2-DL-D24,DSG-03-2D2-LW-A220,

        DSG-03-2D2-LW-D24,DSG-03-3C2-D24,DSG-03-3C2-DL,DSG-03-3C2-DL-A220,

        DSG-03-3C2-DL-A220V,DSG-03-3C2-DL-D24,DSG-03-3C2-DL-D24V,DSG-03-3C2-LW-A220,

        DSG-03-3C2-LW-D24,DSG-03-3C3-DL,DSG-03-3C3-DL-A220V,DSG-03-3C3-DL-D24V,

        DSG-03-3C4-D24,DSG-03-3C4-DL,DSG-03-3C4-DL-A220,DSG-03-3C4-DL-A220V,

        DSG-03-3C4-DL-D24,DSG-03-3C4-DL-D24V,DSG-03-3C4-LW-A220,DSG-03-3C4-LW-D24,

        DSG-03-3C5-DL-A220V,DSG-03-3C5-DL-D24V,DSG-03-3C60-DL,DSG-03-3C60-DL-A220V,

        DSG-03-3C60-DL-D24V,DSG-03-3C6-DL-A220,DSG-03-3C6-DL-A220V,DSG-03-3C6-DL-D24,

        DSG-03-3C6-DL-D24V,DSG-03-3C6-LW-A220,DSG-03-3C6-LW-D24,DSG-G03-2B2-DL-AC220V,

        DSG-G03-2B2-DL-DC24V,DSG-G03-2B3-DL-AC220V,DSG-G03-2B3-DL-DC24V,

        DSG-G03-2B60-DL-AC220V,DSG-G03-2B60-DL-DC24V,DSG-G03-2B8-DL-AC220V,

        DSG-G03-2B8-DL-DC24V,DSG-G03-3C2-DL-AC220V,DSG-G03-3C2-DL-DC24V,

        DSG-G03-3C3-DL-AC220V,DSG-G03-3C3-DL-DC24V,DSG-G03-3C4-DL-AC220V,

        DSG-G03-3C4-DL-DC24V,DSG-G03-3C60-DL-AC220V,DSG-G03-3C60-DL-DC24V

        SW-G02-04-A220-50

        MSA-01-X-50,MSA-01-Y-50,MSA-02-X-50,MSA-02-Y-50,MSA-03-X-50,MSA-03-Y-50,

        MSA-04-X-50,MSA-06-X-50,

        MSB-01-X-50,MSB-02-X-50,MSB-03-X-50,MSB-04-X-50,MSB-06-X-50,

        MSW-01-X-50,MSW-01-Y-50,MSW-02-X-50,MSW-02-Y-50,MSW-03-X-50,MSW-03-Y-50,

        MSW-04-X-50,MSW-06-X-50

        ★★★▼疊加式減壓閥▼★★★

        MRA-01-C-30,MRA-01-H-30,MRA-03-C-30,MRA-03-H-30,MRA-04-C-10,MRA-04-H-10,

        MRA-06-C-30,MRA-06-H-30,

        MRB-01-C-30,MRB-01-H-30,MRB-03-C-30,MRB-03-H-30,MRB-04-C-10,MRB-04-H-10,

        MRB-06-C-30,MRB-06-H-30,

        MRP-01-C-30,MRP-01-H-30,MRP-03-C-30,MRP-03-H-30,MRP-04-C-10,MRP-04-H-10,

        MRP-06-C-30,MRP-06-H-30

        ★★★▼疊加式液控單向閥▼★★★

        MPA-01-2-40,MPA-01-4-40,MPA-03-2-20,MPA-03-4-20,MPA-04-2-10Y,MPA-04-4-10Y,

        MPA-06-2-30,MPA-06-4-30,

        MPB-01-2-40,MPB-01-4-40,MPB-03-2-20,MPB-03-4-20,MPB-04-2-10Y,MPB-04-4-10Y,

        MPB-06-2-30,MPB-06-4-30,

        MPW-01-2-40,MPW-01-4-40,MPW-03-2-20,MPW-03-4-20,MPW-04-2-10Y,MPW-04-4-10Y,

        MPW-06-2-30,MPW-06-4-30

        ★★★▼疊加式溢流閥▼★★★

        MBA-01-C-30,MBA-01-H-30,MBA-03-C-30,MBA-03-H-30,MBB-01-C-30,MBB-01-H-30,MBB-03-C-30,

        MBB-03-H-30,MBP-01-C-30,MBP-01-H-30,MBP-03-C-30,MBP-03-H-30,MBW-01-H-30,MBW-03-C-30,

        MBW-03-H-30


        MPCV(疊加式液控單向閥) 是液壓系統(tǒng)中用于保壓、鎖緊、防止負(fù)載下滑的核心控制元件,屬于疊加式方向控制閥。

        一、型號(hào)含義解析(通用規(guī)則)

        MPCV - 02 - W - 05

        • M:疊加式安裝(Modular)
        • PCV:液控單向閥(Pilot Operated Check Valve)
        • 02:公稱通徑(02=NG6/CETOP3;03=NG10/CETOP5)
        • W/A/B:控制方式A:A口控制(單向保壓)B:B口控制(單向保壓)W:A、B雙向控制(雙向鎖緊,即液壓鎖)
        • 05:開啟壓力(05=0.35bar;50=3.5bar)

        二、核心結(jié)構(gòu)

        • 閥體:高強(qiáng)度鑄鐵,疊加式標(biāo)準(zhǔn)接口
        • 主閥芯:錐面硬密封結(jié)構(gòu)(非滑閥),密封性能極強(qiáng)
        • 控制機(jī)構(gòu):內(nèi)置先導(dǎo)頂桿、復(fù)位彈簧
        • 密封件:NBR丁腈橡膠(高溫可選FKM氟膠)
        • 油口:標(biāo)準(zhǔn)A、B工作口,K控制口(內(nèi)泄式無獨(dú)立泄油口)

        三、工作原理

        1. 正向?qū)ǎㄗ杂闪鳎?/h4>

        壓力油從A→B(或B→A)時(shí),液壓力直接克服彈簧力推開單向閥芯,油液無阻礙自由通過。

        2. 反向鎖止(保壓/鎖緊)

        K口控制壓力時(shí),主閥芯在彈簧力作用下錐面緊密閉合,油液完全無法反向流動(dòng),實(shí)現(xiàn)執(zhí)行元件(油缸/馬達(dá))的位置鎖定或壓力保持。

        3. 液控開啟(解鎖)

        當(dāng)K口通入先導(dǎo)壓力油時(shí),液壓推力通過先導(dǎo)頂桿強(qiáng)制推開主閥芯,反向油路導(dǎo)通,執(zhí)行元件可自由回油。

        • W型(雙向):A、B兩側(cè)均有控制機(jī)構(gòu),任意一側(cè)通控制油即可解鎖對(duì)應(yīng)油路。

        四、關(guān)鍵技術(shù)參數(shù)

        • 最大工作壓力:31.5 MPa(315 bar)
        • 流量范圍:02通徑(NG6):40 L/min03通徑(NG10):80 L/min
        • 開啟壓力:0.35 ~ 3.5 bar(可選)
        • 控制壓力:≥0.5 MPa(建議≥0.8 MPa以確保可靠開啟)
        • 介質(zhì):礦物液壓油、合成油、水乙二醇
        • 溫度:-20°C ~ +80°C
        • 保壓性能:泄漏量極低(24小時(shí)壓降≤0.5 MPa)

        五、主要功能與特點(diǎn)

        1. 卓越保壓:錐面密封,零泄漏特性,適合長時(shí)間保壓。
        2. 雙向鎖緊(W型):雙單向閥組合,油缸雙向位置鎖定(液壓鎖),防止垂直負(fù)載下滑。
        3. 疊加安裝:ISO 4401標(biāo)準(zhǔn),直接疊加在換向閥下,省管路、少泄漏、結(jié)構(gòu)緊湊。
        4. 抗污染:錐閥結(jié)構(gòu)比滑閥更耐雜質(zhì),不易卡滯。
        5. 內(nèi)泄設(shè)計(jì):無需外接泄油管,簡化系統(tǒng)。

        六、常見類型與符號(hào)

        • MPCV-02A / 03A:A口控制,單向保壓
        • MPCV-02B / 03B:B口控制,單向保壓
        • MPCV-02W / 03W:雙向控制(A+B),雙向鎖緊(最常用)

        七、典型應(yīng)用場景

        • 垂直油缸:防止因自重或外力下滑(如升降臺(tái)、起重機(jī))
        • 保壓回路:壓機(jī)、注塑機(jī)、夾具的壓力保持
        • 液壓鎖:精準(zhǔn)定位(如機(jī)床工作臺(tái)、工程機(jī)械支腿)
        • 防止倒流:平衡回路、限速回路

        八、常見故障與排查

        • 不保壓/泄漏大:錐面磨損、有雜質(zhì)、密封損壞 → 清洗或更換
        • 打不開/開啟遲緩:控制壓力不足、頂桿卡滯 → 檢查先導(dǎo)油路
        • 換向沖擊:流量過大 → 匹配通徑或加節(jié)流閥

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