Kodi valavu yowongolera katundu imagwira ntchito bwanji?

Valavu yowongolera katundu imatsogolera bwino madzi a hydraulic omwe ali ndi mphamvu kuchokera pa pampu kupita ku masilinda ndi ma mota a hydraulic a loader. Zigawozi zimayendetsa ntchito monga kukweza, kupendekera, ndi zolumikizira zothandizira. Kuwongolera kwa madzi kumeneku kumalola woyendetsa kuyendetsa ndi mphamvu. Valavu yowongolera woyendetsa galimoto nthawi zambiri imawonjezera kulamulira kumeneku.

Mfundo Zofunika Kwambiri

• Chojambuliravalavu yowongoleraAmatsogolera madzi a hydraulic. Madzi awa amalimbitsa mayendedwe a chonyamulira, monga kukweza ndi kuwerama. Amapatsa woyendetsayo ulamuliro wolondola.
• Valavu imagwiritsa ntchito ma spools kutsogolera madzi. Wogwiritsa ntchito akasuntha lever, spool imasuntha. Izi zimatumiza madzi kumanja kwa loader.
• Zinthu zotetezeka mongamavavu opumuliraAmateteza dongosolo. Amaletsa kupanikizika kwambiri kuti kusaunjikane. Izi zimapangitsa kuti chojambulira chizigwira ntchito bwino.

Kumvetsetsa Makina Oyendetsera Ma Vavu a Loader

Kodi Valavu Yowongolera Loader ndi chiyani?

Valavu yowongolera katundu imagwira ntchito ngati gawo lolamulira lapakati pa dongosolo la hydraulic la loader. Imayang'anira bwino kayendedwe ka madzi a hydraulic omwe ali ndi mphamvu. Madzi awa amachokera ku pampu ndikupita ku masilinda ndi ma mota osiyanasiyana a hydraulic. Zigawozi zimayendetsa mayendedwe a loader, monga kukweza chidebe, kuchipendeketsa, kapena kugwiritsa ntchito zomangira zothandizira. Valavuyi imatsimikizira kuti woyendetsayo amasunga ulamuliro wolondola pa ntchito iliyonse.

Zigawo Zofunikira ndi Ntchito Zawo

Valavu yowongolera katundu imakhala ndi zigawo zingapo zofunika kwambiri. Chigawo chilichonse chimagwira ntchito yapadera pakuwongolera madzi.

• Thupi la Vavu: Nyumba yolimba iyi ili ndi zinthu zonse zamkati. Imapereka umphumphu wa kapangidwe kake pa cholumikizira chonse.
• Ma Spools: Zigawo zozungulira izi ndi mtima wa valavu. Spool imagwira ntchito poyenda mkati mwa chidebe chotsekedwa. Ntchito yake yayikulu imaphatikizapo kutseka kapena kutsegula ma doko. Izi zimawongolera njira ya madzi oyenda kutengera malo ake. Mu valavu yowongolera katundu, monga valavu ya joystick ya 3-spool, ma spool nthawi zambiri amakhala olimba okhala ndi chrome komanso ozungulira masika. Amapangidwa kuti azigwira ntchito ndi ma cylinders awiri. Ma spools enieni nthawi zambiri amadzipereka ku ntchito monga ntchito yoyandama kapena zolumikizira zowongolera, mwachitsanzo, kugwedezeka. Kuyenda kwa ma spools awa, nthawi zambiri kumayang'aniridwa ndi joystick, kumalola kugwira ntchito payokha kapena nthawi imodzi kwa ntchito za loader.
• Doko Lolowera: Madzi othamanga a hydraulic ochokera pampope amalowa mu valavu kudzera mu doko ili.
• Doko Lotulutsira Zinthu (Doko la Tanki)Madzi obwerera kuchokera ku masilinda kapena kudutsa ntchito zogwirira ntchito amatuluka mu valavu kudzera mu doko ili, ndikubwerera ku thanki ya hydraulic.
• Madoko Ogwira Ntchito: Madoko awa amalumikizana mwachindunji ndi ma hydraulic cylinders kapena ma motors. Amapereka madzi kuti ayambitse ntchito zinazake zonyamula katundu.
• Ma Vavulovu OthandiziraZipangizo zotetezera izi zimateteza makina a hydraulic ku mphamvu yochulukirapo. Zimatseguka zokha kuti zibwezeretse madzi ku thanki ngati mphamvu yapitirira malire omwe adakhazikitsidwa kale.
• Ma Valuvu Oyang'anira: Ma valve awa olowera mbali imodzi amaletsa madzi a hydraulic kuyenda mmbuyo kudzera mu dongosolo. Amaonetsetsa kuti ntchito yake ikuyenda bwino komanso amaletsa kuyenda kosayembekezereka.

Kugwira Ntchito kwa Valavu Pang'onopang'ono

Valavu yowongolera katundu imagwira ntchito motsatira ndondomeko yeniyeni ya zochita.

1. Kulowetsa kwa Wogwiritsa NtchitoWogwiritsa ntchitoyo amayamba kulamula posuntha chowongolera kapena chivundikiro cha joystick. Izi zimachitika mwachindunji kapena mwanjira ina (kudzera muvalavu yowongolera woyendetsa wonyamula) amasandulika kukhala mphamvu yamakina.
2. Kuyenda kwa SpoolMphamvu imeneyi imapangitsa kuti spool inayake mkati mwa thupi la valavu isunthe kuchoka pamalo ake osalowerera. Spool imayendayenda motsatira mzere wake.
3. Kuwongolera MadziPamene spool ikuyenda, imatsegula njira zina zamkati ndikutseka zina. Izi zimatsogolera madzi opanikizika kuchokera ku doko lolowera kupita ku doko linalake logwirira ntchito.
4. Kuyambitsa Chigawo: Madzi oyendetsedwa amalowa mu silinda ya hydraulic kapena mota yofanana. Kupanikizika kwa madzi kumeneku kumatambasula kapena kubweza silinda, kapena kuzungulira mota, potero kuchita ntchito yofunikira yonyamula katundu.
5. Njira Yobwezera Madzi: Pamene madzi akulowa mbali imodzi ya silinda yogwira ntchito kawiri, madzi ochokera mbali inayo amabwerera ku valavu. Malo a spool amatsogolera madzi obwerera awa kupita ku doko lotulukira, ndikutumizanso ku thanki ya hydraulic.
6. Udindo Wosalowerera Mbali: Wogwiritsa ntchito akatulutsa chowongolera, nthawi zambiri maspiringi amaika pakati pa spool. Pamalo osalowererapo awa, spool imatseka madoko onse ogwirira ntchito. Imalola madzi a pampu kudutsa ntchito ndikubwerera mwachindunji ku thanki, kuchepetsa kupanga kutentha ndikukhala okonzeka kugwiritsa ntchito.

Mitundu ya Ma Vavu Owongolera Loader ndi Njira Zowongolera

Machitidwe Otseguka ndi Otsekedwa

Makina a hydraulic onyamula katundu amagwiritsa ntchito mitundu iwiri ya mapangidwe: otseguka pakati ndi otsekedwa pakati. Makina awa amasiyana kwambiri momwe amayendetsera kuyenda kwa madzi ndi kuthamanga.

Makina otseguka nthawi zonse amakhala ndi mafuta oyenda. Valavu yowongolera imakhala ndi njira yotseguka pakati ikakhala yopanda mpweya. Izi zimalola madzi kubwerera ku thanki. Pampu ya hydraulic ndi mtundu wa madzi oyenda mosalekeza. Mosiyana ndi zimenezi, makina otsekedwa pakati nthawi zonse amakhala ndi mphamvu. Mafuta sayenda mpaka wogwiritsa ntchito atayambitsa lever. Mapampu amasinthasintha kuchuluka kwa madzi oyenda, akupopa madzi ochepa kwambiri mpaka valavu itayamba kugwira ntchito. Chopondera cha valavu sichifuna njira yotseguka yobwerera ku thanki.

Mapangidwe a Monoblock ndi Sectional Valve

Ma valve owongolera katundu amabwera m'mapangidwe osiyanasiyana, makamaka monoblock ndi sectional.

• Ma Valves a Monoblock: Ma valve awa ali ndi kapangidwe kakang'ono. Izi zimathandiza kuyika m'malo okhuthala. Amagwiritsa ntchito kapangidwe ka monoblock yachitsulo champhamvu kwambiri. Izi zikutanthauza kuti ndi yolimba, yokhala ndi bolodi limodzi komanso yomangidwa bwino. Ma valve owongolera owongolera a monoblock amapereka kapangidwe kakang'ono komanso kuchepetsa kutuluka kwa madzi akunja. Izi zimapangitsa kuti akhale oyenera kuwongolera ma hydraulic mumakina oyenda, kuphatikiza zida zaulimi ndi makina ang'onoang'ono omanga. Nthawi zambiri amakhala ndi ma spools wamba okhala ndi masika obwerera ku neutral, abwino kwambiri pama silinda okhala ndi ma double-acting.
• Ma Vavulovu Ogawanika: Ma valve awa amapereka kusinthasintha kwakukulu. Kapangidwe kawo ka modular kamalola kusinthidwa kwa makina osiyanasiyana osakhala pamsewu, kuphatikiza ma loaders. Modular iyi, pamodzi ndi kulemera kochepa ndi miyeso yaying'ono, imakonza kulemera konse kwa makina ndi malo oyika. Ma valve a magawo amaperekanso kuzindikira katundu payekha. Izi zimawongolera bwino kayendedwe ka madzi, zomwe zimapangitsa kuti makina asunge mphamvu, magwiridwe antchito abwino, komanso kuchepetsa kugwiritsa ntchito mafuta pamene akuwonjezera mphamvu.

Valavu Yowongolera Woyendetsa Loader ndi Kuwongolera Kwamagetsi

Valavu yowongolera pilo ya loader, yomwe imadziwikanso kutivalavu yogwirira choyendetsa ndege kapena joystick, imayendetsa madzi a hydraulic mkati mwa makina a hydraulic system. Wogwiritsa ntchito amagwiritsa ntchito chogwirira kapena chowongolera kuti alamulire valavu iyi. Izi zimalamulira liwiro ndi njira yoyendera kwa zigawo za hydraulic za makinawo. Mu makina olowetsa, valavu yowongolera yoyendetsa galimoto iyi imawongolera bwino kayendedwe ka manja, mabaketi, ndi zina zolumikizira. Izi zimalola zochita monga kukweza, kutsitsa, kuwerama, kapena kuzungulira. Ukadaulo wapamwamba wowongolera madzi a hydraulic umalola kuti zigawo za hydraulic zigwire ntchito bwino komanso molondola. Kapangidwe ka valavu nthawi zambiri kamakhala ndi nyumba, chogwirira kapena chowongolera, ndi zigawo zamkati za hydraulic monga spools ndi pistons. Zigawozi zimayendetsa pamodzi kuyenda ndi kuthamanga kwa madzi a hydraulic. Machitidwe owongolera zamagetsi amawonjezera kulondola ndi kuphatikizana ndi ntchito zina za makina.

Kulowetsa kwa Ogwira Ntchito ndi Kuyankha kwa Dongosolo

Kulamulira kwa Lever ndi Joystick

Ogwiritsa ntchito amawongolera chojambulira chimagwira ntchito kudzera mu mawonekedwe osavuta monga ma levers ndi ma joystick. Ma control awa amamasulira zomwe anthu amalowetsa kukhala ma hydraulic commands. Ma control wamba a lever amaphatikizapo ma joystick a hydraulic ponyamula ndowa, kupendeketsa, ndi kutaya. Mawilo owongolera kapena ma levers amawongolera kayendedwe ka chojambulira. Ma levers owongolera a Loader nthawi zambiri amakhala ndi njira zosiyanasiyana zotsekera. Izi zimaletsa kuyambitsa mwangozi kapena kugwira ntchito. Zitsanzo zimaphatikizapo ma lever locks ambiri a ntchito zonse kapena ntchito za munthu aliyense payekha, ma lever locks a SCV, ndi ma electronic locks. Wogwiritsa ntchito akasuntha joystick, masensa amazindikira kuyenda uku kwakuthupi. Masensa awa amasintha kayendedwe kukhala ma electronic signals. Dongosolo lowongolera limalandira ma signals awa ndikutanthauzira zomwe akufuna kuchita. Kenako imayatsa zigawo zoyenera za hydraulic kuti zigwire lamulo. Avalavu yowongolera woyendetsa wonyamulanthawi zambiri zimathandiza kuwongolera molondola kumeneku, kumasulira mayendedwe a joystick kukhala zizindikiro za kuthamanga kwa hydraulic.

Kusamalira Kupanikizika ndi Kuyenda kwa Madzi

Kuyenda kolondola kwa makina onyamulira kumadalira kasamalidwe kabwino ka kuthamanga ndi kuyenda kwa hydraulic. Ma Valves Olamulira Kupanikizika (PCVs) amasunga magwiridwe antchito nthawi zonse ndikuteteza makinawo ku kusinthasintha. Ma Valves opulumutsa amachepetsa kupanikizika kwakukulu mwa kusuntha mafuta ochulukirapo pamene kupanikizika kwakwera kwambiri. Pistoni kapena diaphragm yokhala ndi kasupe imazindikira kuthamanga kwa madzi a hydraulic. Imayankha potsegula kapena kutseka valavu ikafika malire okhazikika. Ma Pampu ozindikira katundu ndi ofunikira kwambiri pakuwongolera kuyenda kolondola. Amagwira ntchito ndi netiweki ya zigawo kuti aziwongolera kuthamanga, kuyenda, ndi kutentha kwa mafuta a hydraulic. Zowongolera zamagetsi ndi ma electro-hydraulic ndi ma pilot-hydraulic zimathandizanso kwambiri. Amalola ogwiritsa ntchito kusintha kuchuluka kwa mayankho ndikusintha mawonekedwe. Ma Pampu osinthika osunthika amathandizira kulamulira kolondola powongolera bwino kuyenda ndi kuthamanga kwa mafuta.

Zinthu Zachitetezo ndi Chitetezo cha Dongosolo

Machitidwe a hydraulic ali ndi zinthu zofunika kwambiri zotetezera kuti apewe kuwonongeka ndikuwonetsetsa kuti ntchito ikuyenda bwino. Ma valvu opulumutsa ndi chitetezo chofunikira. Amateteza makina a hydraulic ku kupanikizika kwakukulu. Popanda kuchepetsa kupanikizika koyenera, ziwalo zovutikira zimatha kuwonongeka. Izi zimapangitsa kuti kutentha kuwonongeke msanga kapena kulephera kwakukulu. Kupanikizika kochulukirapo kumayambitsanso kutentha, madzi a hydraulic ndi zitseko zake ziwonongeke. Ma valvu opulumutsa kupanikizika amaletsa zotsatira zoyipa izi. Amagwira ntchito ngati njira yotetezeka kwambiri yopewera kupsinjika kwambiri. Ngati kutsekeka kwa madzi kukuchitika, kupanikizika kumatha kuwonjezeka mwachangu. Vavu yothandiza imatsegulidwa kuti idutse gawo la madzi. Ngati kupanikizika kukupitiliza kukula, valavu imatha kutseguka kwathunthu. Izi zimadutsa 100% ya kuyenda kwa pampu. Kupanikizika kukabwerera mwakale, valavu imatseka. Izi zimatsimikizira kuti makinawo amakhala otetezeka komanso ogwira ntchito.

Valavu yowongolera katundu imagwiritsa ntchito ma spool osunthika mkati mwa thupi lake la valavu. Ma spool amenewa amatsogolera bwino madzi a hydraulic omwe ali ndi mphamvu. Njirayi imapatsa mphamvu woyendetsa mayendedwe ndi ntchito zosiyanasiyana za chonyamulira. Ogwiritsa ntchito amakwaniritsa zonse molondola komanso mphamvu. Zinthu zotetezedwa zophatikizidwa zimateteza dongosolo lonse la hydraulic nthawi zonse.