Mavhavhavha ekuvhara maturusi zvinhu zvakakosha mukuona kuchengetedzwa kwenzvimbo yebasa, kunyanya mumaindasitiri uko kune njodzi kuburitswa kwesimba. Chimwe chiitiko chakakosha chakaratidza kukosha kwemidziyo iyi chakaitika muna 2005 pane chimwe chigadzirwa chemakemikari muTexas. Ivhavha yakavhurwa nekusaziva panguva yekugadziriswa kwemaitiro, zvichitungamira kuburitswa kwemagasi ane muchetura uye kuputika kunotyisa. Chiitiko ichi chakasimbisa kukosha kweiyo robust lockout/tagout (LOTO) protocol kudzivirira kusatenderwa kana netsaona activation yemachina nemasystem. Tiine izvi kumashure mupfungwa, ngationgororei kuti mavharuvhu ekuvhara maturusi ndeapi, mashandisirwo awo, uye nei akakosha.
Mavharuvhu ekuvhara maturusi akakosha pakuona kuti muchina nemidziyo zvinoramba zvakachengetedzeka zvisina-simba panguva yekugadzirisa nekugadzirisa. Nekuvhara kwemuviri vharafu munzvimbo, zvishandiso izvi zvinodzivirira kuburitswa kwetsaona kwesimba rine njodzi, kudzivirira vashandi kubva pakukuvadzwa.
Chii chinonzi Valve Lockout Devices?
Mavharuvha ekuvhara maturusi nzira dzekuchengetedza dzakagadzirirwa kupatsanura masosi emagetsi kuti ive nechokwadi chekuti michina nemidziyo haigone kuvhurwa panguva yekugadzirisa kana kugadzirisa kuri kuitwa. Midziyo iyi inouya nenzira dzakasiyana siyana uye inoshandiswa mumaindasitiri umo kuburitswa kwesimba rine njodzi kusingatarisirwe kunogona kuunza njodzi huru dzekuchengetedza. Common mhando dzinosanganisira bhora vharafu lockouts, gedhi vharafu lockout, uye butterfly vharafu lockouts.
Chinangwa chekutanga chevhavha yekuvhara maturusi ndeyekupa chinovharira chemuviri chinodzivirira kushandiswa kwevhavha. Ichi chipingamupinyi chinovimbisa kuti valve inoramba iri munzvimbo yakachengeteka, ingave yakazaruka kana yakavharwa, zvichienderana nezvinodiwa zvekugadzirisa maitiro. Pamusoro pekuvhara kwemuviri, zvishandiso izvi zvinowanzo sanganisira nzira yekumaka iyo inopa ruzivo rwakakosha nezve mamiriro ekuvhara, senge zita remunhu ane chekuita nekuvharwa uye zuva raakashandiswa.
Mhando dzeValve Lockout Devices
Kune akati wandei marudzi evharuvha yekuvhara maturusi, imwe neimwe yakagadzirirwa kugarisa akasiyana mavharuvhu magadzirirwo uye maapplication. Kunzwisisa marudzi akasiyana-siyana kunogona kubatsira pakusarudza mudziyo wakakodzera kune chaiwo zvinodiwa:
Ball Valve Lockouts
Mavharuvhu ekuvharira akagadzirwa kuti akwane pamusoro pemubato wemavharuvhu ebhora, zvichinyatso kudzivirira mubato kuti usatendeuke. Aya ekuvharira anowanzo kuchinjika kuti agare akasiyana emubato saizi. Iwo anoshandiswa zvakanyanya nekuti mavharuvhu ebhora anowanikwa munzvimbo dzakawanda dzeindasitiri.
Chigadzirwa chacho chinoshanda nekuvhara mubato muvharo yekudzivirira iyo yakachengetedzwa nekiyi. Vashandi vane mvumo chete vane kiyi kana musanganiswa vanogona kubvisa kukiya, vachiva nechokwadi chekuti vharuvhu haigone kuvhurwa kana kuvharwa zvisingaite. Rudzi urwu rwekuvhara kunze runonyanya kukosha mumaitiro anosanganisira zvinwiwa kana magasi, uko kuvhurika netsaona kunogona kutungamira mukuteuka, kudonha, kana kune njodzi kumanikidza kuvaka-ups.
Nguva yekutumira: Aug-31-2024