Likarolo tsa Excavator PC300-5 PC400-5 Laola valve e kholo ea 709-90-52203 valve ea liphallelo

Belofo ea liphallelo bakeng sa ho epolla e na le hlooho e phahamisang 11, spool e kholo ea valve 12, letsoho le leholo la valve 13, pilot valve spool 14, khatello e laolang spring 15 le letsoho la pilot valve. Mokotla o moholo oa spool 12 o hlophisitsoe ka hare ho letsoho le leholo la 13, sekhahla se seholo sa valve 12 se fanoa ka hlooho e phahamisang hlooho 11 le letsoho la sefofane sa sefofane, 'me seaparo sa sefofane sa sefofane se fanoa ka spool ea pilot valve 14. Letlapa la pilot valve ke mohaho o nang le mekhahlelo e 'meli, o entsoeng ka' mele oa 16 le sekoahelo sa valve 17, 'mele oa valve ho tloha qetellong ea sekoahelo o hlophisitsoe karolong e ka sehloohong ea valve,' mele o haufi le sekoahelo sa valve se ile sa fetoha Mookameli oa 18, le mookameli ka har'a letsoho le ka sehloohong la valve o fanoe ka groove, moeli oa ho koala habeli o etsa moeli oa mohaho. Ha mohaho o ntse o sebelisoa, hobane letsoho la valve ea sefofane le arotsoe likarolo tse peli tsa 'mele oa 16 le sekoahelo sa valve 17, letsoho le leholo la valve 13 le fanoa ka groove, setopo sa valve se fanoa ka mookameli 18, e sebelisetsoang ho lokisa 'mele oa li-valve 16 radial le axial, ntlha ea mantlha ea li-valve le hlooho e phahamisang li hlophisitsoe ka ho latellana ka har'a letsoho le ka sehloohong la valve,' me setopo sa valve se qala ho behoa ka mokotleng o moholo oa valve nakong ea ho kenngoa. Itšetleha ka li-grooves tse holim'a letsoho le ka sehloohong la valve ho fokotsa 'mele oa valve ka axially le radially, ebe o phunyeletsa sekoahelo sa valve ka har'a sleeve e kholo ea valve ebe o tobetsa 'mele oa valve ho lokisa' mele oa valve, ebe valve ea liphallelo e ka sebelisoa ka tloaelo.

1. Belofo ea ho thusa ho epa e na le hlooho e phahamisang (11), spool e kholo ea valve (12), letsoho le leholo la valve (13), spool ea pilot valve (14), seliba se laolang khatello (15) le letsoho la pilot valve. . The main valve spool (12) e hlophisitsoe ka hare ho letsoho le leholo la valve (13), 'me spool e kholo ea valve (12) e fanoa ka hlooho e phahamisang (11) le letsoho la pilot valve. Sekoahelo sa valve ea sefofane se na le mokokotlo oa pilot (14), o khetholloang ka hore letsoho la valve ke mekhahlelo e 'meli e arohaneng, e entsoeng ka' mele oa valve (16) le sekoahelo sa valve (17), valve. 'mele (16) hole le sekoaelo sa valve (17) ntlha e le' ngoe e hlophisitsoe karolong e ka sehloohong ea valve (12), 'mele oa valve (16) haufi le sekoahelo sa valve (17) - qetello e amana ka hare le letsoho le leholo la valve (13) ) ka sebopeho se lekanyang.
2. Ho ea ka tseko ea 1, belofo ea ho thusa baepolli ba moepolli e tšoauoa ka hore setopo sa valve (16) haufi le sekoahelo sa valve (17) se etsoa mookameli (18), 'me mookameli o fuoa groove ka hare. sekoahelo se seholo sa valve (13), 'me meeli e' meli ea ho koala e etsa moeli oa mohaho.
Moetso oa ts'ebeliso o senola valve ea liphallelo bakeng sa moepolli, ho kenyelletsa le hlooho e phahamisang, konokono e kholo ea valve, letsoho le leholo la valve, mokokotlo oa valve ea sefofane, seliba se laolang khatello le letsoho la mofofisi oa sefofane, mokokotlo o ka sehloohong oa valve o hlophisitsoe ka har'a setsi se seholo. Sleeve ea valve, mokokotlo o ka sehloohong oa valve o fanoa ka hlooho e phahamisang le letsoho la sefofane sa sefofane, letsoho la valve ea pilot le fanoa ka mokokotlo oa valve ea sefofane, e khetholloang ka hore letsoho la valve ea sefofane ke mohaho o arohaneng oa mekhahlelo e 'meli. E entsoe ka 'mele oa li-valve le sekoahelo sa valve,' mele oa valve ho tloha pheletsong ea sekoahelo sa valve o hlophisitsoe karolong e ka sehloohong ea valve, 'mele oa valve o haufi le sekoahelo sa valve ka sebopeho sa moeli le khokahanyo ea ka hare ea letsoho. Moetso oa ts'ebeliso o arola letsoho la valve ea sefofane ka 'mele oa valve le sekoaelo sa valve, ka hona o fokotsa bolelele ba sekoti se ka hare sa moferefere oa sefofane, ho ntlafatsa ho nepahala ha karolo ea ho ikopanya pakeng tsa letsoho la valve ea mofofisi le mokokotlo oa valve ea sefofane, 'me kahoo ho ntlafatsa botsitso ba valve ea liphallelo.