Kawirikawiri pali ulusi wa trapezoidal pa ndodo yonyamulira. Kupyolera mu nati pamwamba pa valavu ndi groove yotsogolera pa thupi la valve, kayendetsedwe kake kamasintha kukhala kayendedwe ka mzere, ndiko kuti, torque yogwiritsira ntchito imasinthidwa kukhala yoyendetsa. Mukatsegula valavu, pamene chipata chokweza chipata chimakhala chofanana ndi 1: 1 nthawi ya valve m'mimba mwake, ndime yothamanga imatsegulidwa, koma pothamanga, malowa sangathe kuyang'aniridwa. Pogwiritsira ntchito, vertex ya tsinde la valve imagwiritsidwa ntchito ngati chizindikiro, ndiko kuti, malo a tsinde la valve omwe sakuyenda amagwiritsidwa ntchito ngati malo ake otseguka. Pofuna kuganizira za kutsekedwa kwa kusintha kwa kutentha, valavu nthawi zambiri imatsegulidwa ku malo a vertex ndikutembenuzidwa ku 1 / 2-1 kutembenuka ngati malo a valve yotseguka. Choncho, malo otseguka a valve amatsimikiziridwa ndi malo a chipata (ie sitiroko).
Makhalidwe azinthu:
1. Mpando wapansi-pansi, palibe kudzikundikira dothi, kupanga chisindikizo chodalirika kwambiri.
2. Disiki ya valve imakutidwa ndi NBR yonse. Zigawo zamkati za valve zimapangidwa ndi zitsulo zosapanga dzimbiri zosapanga dzimbiri ndi aloyi yamkuwa, zomwe zingagwiritsidwe ntchito popanga zimbudzi kuti zigwirizane ndi zovuta zogwirira ntchito.
3. Kukula kwakung'ono, kulemera kochepa, kosavuta kukhazikitsa ndi kusamalira
4. Tsinde la valve limasindikizidwa ndi mphete zitatu za O, zomwe zimachepetsa kwambiri kukaniza kwachitsulo chosinthira ndikupanga kusinthako kuwala ndi madzi.
Zazikulu Zazigawo
dzina | Kapangidwe kazinthu |
thupi la valve | Chitsulo chachitsulo |
Vavu mbale | Ethylene propylene rabara |
Mtedza | mkuwa |
Bolt | Chithunzi cha SS201 |
Boneti | Chitsulo chachitsulo |
Opposite open loop | mkuwa |
Type O bwalo | Ethylene propylene rabara |
Tsinde |