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Kakonzedwe ka Chitetezo chaNsanja Yogwirira Ntchito Zamlengalenga
Pofuna kuonetsetsa kuti nsanja yonyamulira zinthu ndi yotetezeka, pali zida zambiri zotetezera nsanja yonyamulira zinthu. Lero tikambirana za zida zotetezera zoletsa kugwa ndi maswichi achitetezo:
1. Chipangizo choteteza kugwa
Chipangizo choteteza ku kugwa ndi gawo lofunika kwambiri pa nsanja yonyamulira, ndipo ndikofunikira kuchidalira kuti chithetse ngozi zomwe zingachitike chifukwa cha kugwa kwa khola ndikuwonetsetsa kuti anthu okhalamo ali otetezeka. Chifukwa chake, kuyesa kwa fakitale kwa chipangizo choteteza ku kugwa ndi kokhwima kwambiri. Chigawo chowunikira mwalamulo chisanachoke pafakitale, chiziyeza mphamvu ya torque, chiyeza liwiro lofunikira, ndikuyesa kupsinjika kwa kasupe. Chigawo chilichonse chimaphatikizidwa ndi lipoti loyesa ndikusonkhanitsidwa pa elevator. Kuyesa kutsika pansi pa katundu woyesedwa kumachitika, ndipo nsanja yonyamulira yomwe ikugwiritsidwa ntchito pamalo omanga iyenera kugwetsedwa miyezi itatu iliyonse. Chipangizo choteteza kutsika cha nsanja yonyamulira chomwe chaperekedwa kwa zaka ziwiri (tsiku lomwe chida choteteza kugwa chinaperekedwa) chiyeneranso kutumizidwa ku gawo loyang'anira mwalamulo kuti chiwunikidwe ndikuyesedwa, kenako nkuyesedwa kamodzi pachaka. Pakadali pano, anthu ochepa kwambiri adatumiza kuti akawunikidwe, ndipo malo ena omanga sachita ngakhale mayeso otsika miyezi itatu iliyonse, poganiza kuti zida zawo zotetezera ku kugwa zili bwino, koma ngozi ikangochitika, amadandaula. Bwanji osayesa ndikupereka kuti akawunikidwe nthawi zonse malinga ndi dongosololi? Ndi bwino ngati chipangizo chogwiritsa ntchito chikuganiza mopanda nzeru kuti si choipa. Ndipotu, khalidwe la chipangizo choteteza ku kugwa lingathe kuweruzidwa pokhapokha poyesa ndi kuwunika. N'zosatheka kudziwa ngati chili chabwino kapena choipa pakugwira ntchito tsiku ndi tsiku. Kwa zipangizo zoteteza ku kugwa zomwe zakhala zikugwiritsidwa ntchito kwa nthawi yayitali, tikukulimbikitsani kuti mupite nazo kuti mukayang'ane kale komanso nthawi zonse. Kuyesa ndi kwabwino, ndipo podziwa zomwe mungachite ndi pomwe tingapewe ngozi zazikulu zisanachitike. (Kuzindikira zida zotetezera ku kugwa kungatumizidwe ku: Changsha National Construction Machinery Quality Inspection Center, Shanghai Academy of Construction Sciences, Shanghai Jiaotong University, ndi zina zotero.)
2. Chosinthira chitetezo
Ma switch achitetezo a lift onse apangidwa malinga ndi zosowa zachitetezo, kuphatikizapo malire a zitseko za mpanda, malire a zitseko za khola, malire a chitseko chapamwamba, switch yoletsa, switch ya pamwamba ndi pansi, switch yoteteza chingwe yotsutsana ndi kusweka, ndi zina zotero. M'malo ena omanga, kuti ateteze mavuto, ma switch ena amaletsedwa pamanja ndikufupikitsidwa kapena kuwonongeka ndipo samakonzedwa nthawi yake, zomwe zikufanana ndi kuletsa mizere yachitetezo iyi ndikubzala ngozi zobisika. Chitsanzo: Khola lopachikidwa liyenera kudzazidwa ndi zinthu zazitali, ndipo khola lopachikidwa silingalowe mkati ndipo liyenera kutambasulidwa kuchokera ku khola lopachikidwa, ndipo malire a chitseko kapena malire a chitseko chapamwamba amaletsedwa mwadala. Pankhani ya malo otetezeka osakwanira kapena osakwanira omwe atchulidwa pamwambapa, akadali ndi anthu ndi katundu Mtundu uwu wa ntchito yosaloledwa ndi nthabwala pa miyoyo ya anthu. Pofuna kupewa zoopsa zobisika za ngozi, tikuyembekeza kuti atsogoleri a gululi adzalimbitsa kayendetsedwe kawo, akufunika kwambiri kukonza nsanja yokweza ndi ogwira ntchito kuti aziyang'ana nthawi zonse chitetezo ndi kudalirika kwa ma switch osiyanasiyana achitetezo kuti apewe ngozi.
Pofuna kuonetsetsa kuti malo onyamulira zinthu ndi otetezeka, pali zida zambiri zotetezera malo onyamulira zinthu. Lero tikambirana za kusintha magiya ndi ma racks, kuchuluka kwa katundu kwakanthawi komanso chosungira:
3. Kuwonongeka ndi kusintha magiya ndi ma racks
Pa nthawi yomanga pamalo omanga, malo ogwirira ntchito ndi ovuta, ndipo simenti, matope, ndi fumbi sizingachotsedwe. Magiya ndi ma racks akuphwanyirana, ndipo mano akadali kugwiritsidwa ntchito atanoledwa. Izi ziyenera kutengedwa mozama. Monga tonse tikudziwira, mawonekedwe a dzino ayenera kukhala ngati mtanda wa cantilever. Akagwiritsidwa ntchito kukula kwinakwake, giya (kapena raki) iyenera kusinthidwa. Kodi ndiyenera kusiya kuigwiritsa ntchito mpaka pati ndikuisintha ndi yatsopano? Ikhoza kuyezedwa ndi 25-50mm common normal micrometer. Pamene kutalika kwa common normal ya giya kwavalidwa kuyambira 37.1mm mpaka pansi pa 35.1mm (mano awiri), giya yatsopano iyenera kusinthidwa. Pamene raki yatha, imayesedwa ndi caliper ya makulidwe a dzino. Pamene kutalika kwa chord kuli 8mm, makulidwe a dzino amavalidwa kuyambira 12.56mm mpaka pansi pa 10.6mm. Raki iyenera kusinthidwa. Komabe, pali magiya ambiri "akale" pamalo omanga. Nsanjayo ikadali yogwira ntchito mochedwa. Pazifukwa zachitetezo, ziwalo zatsopano ziyenera kusinthidwa.
4. Kuchuluka kwakanthawi kolemetsa
Ma elevator omwe ali pamalo omangira amagwiritsidwa ntchito nthawi zambiri ndipo kuchuluka kwa magwiritsidwe ntchito ndi kwakukulu, koma vuto la makina ogwirira ntchito nthawi ndi nthawi a mota liyenera kuganiziridwa, kutanthauza vuto la kuchuluka kwa katundu kwakanthawi (nthawi zina kumatchedwa kuchuluka kwa nthawi yonyamula katundu), komwe kumatanthauzidwa kuti FC = nthawi yogwirira ntchito nthawi/nthawi yonyamula katundu × 100%, komwe nthawi yogwirira ntchito ndi nthawi yonyamula katundu ndi nthawi yotsika. Nsanja yokweza pamalo ena omangira imabwerekedwa ndi kampani yobwereketsa ndipo nthawi zonse imafuna kuigwiritsa ntchito mokwanira. Komabe, kuchuluka kwa katundu kwakanthawi kwa mota (FC = 40% kapena 25%) sikunyalanyazidwa konse. Nchifukwa chiyani mota siipanga kutentha? Ena akugwiritsidwabe ntchito ngakhale ndi fungo loyaka, lomwe ndi ntchito yosazolowereka kwambiri. Ngati makina otumizira elevator ali ndi mafuta ochepa kapena kukana kuthamanga kuli kwakukulu kwambiri, kodzaza kwambiri, kapena koyambitsidwa kawirikawiri, ndi ngolo yaying'ono yokokedwa ndi akavalo. Chifukwa chake, dalaivala aliyense pamalo omangira ayenera kumvetsetsa lingaliro la kuzungulira ntchito ndikuchita mogwirizana ndi malamulo asayansi. Mtundu uwu wa mota wokha wapangidwira kugwira ntchito nthawi ndi nthawi.
5. Chosungira
Mzere womaliza woteteza nsanja yonyamulira ya buffer pa elevator, choyamba, iyenera kuyikidwa, ndipo chachiwiri, iyenera kukhala ndi mphamvu inayake, imatha kupirira kukhudzidwa kwa katundu woyesedwa wa elevator, ndikuchita gawo la buffer. Ndipo tsopano malo ambiri omanga, ngakhale ena akhazikitsidwa, koma osakwanira kusewera gawo la buffer, palibe buffer konse pamalo omanga, izi ndizolakwika kwambiri, ndikuyembekeza kuti wogwiritsa ntchitoyo adzayang'anira kuwunikako ndipo asanyoze mzere womalizawu woteteza.
Nthawi yotumizira: Disembala-21-2020