上海(hai)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)盛(sheng)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)制造有限公(gong)司主要生產GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)，可提供GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)價(jia)格，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)說明書，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)實物圖(tu)，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)結(jie)構圖(tu)，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)外(wai)形尺寸，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)執(zhi)行(xing)標準，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)工(gong)作原理，GDQ型(xing)氣(qi)(qi)動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)真(zhen)空(kong)(kong)(kong)(kong)擋(dang)(dang)板閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)作用(yong)特(te)點(dian)。

GDQ型(xing)氣動(dong)高真空(kong)擋板(ban)閥(fa)(又(you)稱角閥(fa))是用壓縮(suo)空(kong)氣為動(dong)力，通(tong)(tong)過電磁換向閥(fa)改變(bian)氣路(lu)方(fang)向，推動(dong)氣缸活塞上下運動(dong)，帶(dai)動(dong)閥(fa)桿上下運動(dong)，使閥(fa)板(ban)開(kai)啟或關閉，從(cong)而達到(dao)在(zai)真空(kong)系統中接通(tong)(tong)或切斷氣流的(de)目的(de)。GDQ-J型(xing)為角通(tong)(tong)型(xing)式，GDQ-S型(xing)為帶(dai)預抽口的(de)三通(tong)(tong)型(xing)式。適于工(gong)作介質(zhi)為空(kong)氣及非(fei)腐蝕性氣體。

注：其中DN400以上(shang)底部采用死法蘭n-Mb。

GDQ型氣動高真空擋板閥主要技術性能： 適用范圍(Pa) 105～1.3x10-4 閥門漏率(Pa.L/S) ≤1.3x10-6 介質溫度（℃） -25～+80(密封材料為丁腈橡膠) -30～+150(密封材料為氟橡膠) 氣源壓力(MPa) 0.4～0.8 安裝位置 DN＜300任意,DN≥300垂直 電源電壓 標準出廠：AC220V/50Hz 特殊指定：AC110V；DC24V；DC12V等 信號反饋 標準出廠：不帶反饋信號 特殊指定：磁性開關DC/AC5～240V

GDQ型氣動高真空擋板閥(圖一)(KF)連接及外形尺寸

型號 通徑(DN) ΦD ΦB H A 法蘭標準 GDQ-J10/KF 10 30 12.2 180 30 GB4982 GDQ-J16/KF 16 30 17.2 180 40 GDQ-J25/KF 25 40 26.2 200 50 GDQ-J40/KF 40 55 41.2 210 65 GDQ-J50/KF 50 75 52.2 276 70 /

GDQ型氣動高真空擋板閥(圖二)連接及外形尺寸 型號 通徑(DN) ΦD ΦB H A n-ΦC DNy(預抽口) n-Mb 法蘭標準 GDQ-J50 50 110 90 276 70 4-Φ9 / / GB/T6070 GDQ-J63 63 130 110 283 88 GDQ-J80 80 145 125 314 88 8-Φ9 GDQ-J100 100 165 145 338 108 GDQ-J125 125 200 175 424 128 8-Φ11 GDQ-J(S)150 150 220 195 482 138 DN40(GB4982) JB919 GDQ-J(S)160 160 225 200 482 138 GB/T6070 GDQ-J(S)200 200 285 260 620 200 12-Φ11 DN50(GB/T6070) GDQ-J(S)250 250 335 310 655 208 DN63(GB/T6070) GDQ-J(S)300 300 380 350 783 250 8-Φ14 DN80(GB/T6070) JB919 GDQ-J(S)320 320 425 395 789 250 12-Φ14 GB/T6070 GDQ-J(S)400 400 510 480 1210 330 16-Φ14 DN100(GB/T6070) 16-M12 GDQ-J(S)400 400 500 465 1210 330 8-M16 JB919 GDQ-J(S)500 500 610 580 1270 360 DN125(GB/T6070) 16-M10 GB/T6070 GDQ-J(S)600 600 710 670 1562 450 12-Φ21 DN160(GB/T6070) 12-M18 JB919 GDQ-J(S)630 630 750 720 1562 450 20-Φ14 20-M10 GB/T6070 GDQ-J(S)800 800 920 890 1900 520 24-Φ14 DN200(GB/T6070) 24-M10