Mafotokozedwe a Zamalonda Ntchito ya valavu yoyang'ana ndikuletsa zofalitsa kuti zisamayende chammbuyo mu mzere.Check valve ndi ya gulu la valve automatic, kutsegula ndi kutseka mbali ndi mphamvu ya flow medium kuti atsegule kapena kutseka.Check valve ikugwiritsidwa ntchito kokha sing'anga njira imodzi otaya pa payipi, kuteteza sing'anga backflow, kuteteza ngozi. Kufotokozera Kwazinthu: Zinthu zazikuluzikulu 1, mawonekedwe apakati a flange (BB): chivundikiro cha vavu cha valavu chimakutidwa ndi bolt, kapangidwe kameneka ndi kosavuta kuyika valavu ...
Kufotokozera Kwazinthu Mpira wa valavu ya mpira woyandama umathandizidwa momasuka pa mphete yosindikiza. Pansi pa mphamvu yamadzimadzi, imakhala yolumikizidwa kwambiri ndi mphete yosindikizira yakumtunda kuti ipangitse chisindikizo cham'mphepete mwa mtsinje wokhazikika. Mpira wa valve wokhazikika wokhala ndi shaft yozungulira mmwamba ndi pansi, umakhazikika mu mpirawo, chifukwa chake, mpirawo umakhazikika, koma mphete yosindikiza ikuyandama, mphete yosindikiza yokhala ndi masika ndi kuthamanga kwamadzimadzi kuti...