1, Popeza crane ya hoist imagwiritsa ntchito gawo limodzi la magawo atatu asynchronous cone brake motor ngati chida chamagetsi, komwe kumayendera kwa gawo lachitatu la asynchronous motor kumayenderana ndi gawo lamagetsi.Pamene gawo la gawo lamagetsi likusintha, njira yoyendetsera galimotoyo imakhala yotsutsana ndi njira yoyambirira.Panthawiyi, pamene batani la "pansi" la woyendetsa galimoto likugwedezeka, wofalitsa adzauka, ndipo malire a malo okwera sangagwire ntchito, choncho n'zosavuta kuyambitsa ngozi.Ngozi zowonongeka monga kuphwanyidwa kwa ng'oma, kutuluka ndi kusinthika kwa gulu la mbedza, ndi kuthyoka kwa chingwe cha waya kudzachitika chifukwa cha gawo lolakwika.Komabe, ma CD ndi MD magetsi opangira magetsi omwe amapangidwa pano ndikugwiritsidwa ntchito kwambiri m'dziko langa alibe zida zoteteza kulephera kwa gawo (zomwe zimafunikira kuti zikhazikitsidwe mulingo wamagetsi wokwezera magetsi), ndipo pali zoopsa zina zobisika.M'mawerengero a mayankho a kafukufukuyu, zidapezeka kuti zolakwika zomwe zidachitika chifukwa cha kalozera wa zingwe komanso malo oletsa moto ndi 20.3% ndi 17.1%.Kuonjezera apo, pogwiritsira ntchito makina opangira magetsi omwe adangoikidwa kumene m'chaka cha 1 chapitacho, apeza kuti chifukwa cha kusowa kwa chitetezo cha gawo, zowonjezera zimakhala ndi 30,5%.Kuti mupewe ngozi yokweza yomwe idachitika chifukwa cha gawo lolakwika, woteteza gawo lolakwika ayenera kuwonjezeredwa mubokosi lowongolera lamagetsi.Kireni sichingapitirize kugwira ntchito mpaka magetsi abwerere mwakale.Mwanjira iyi, sizingangoletsa kukweza komwe kumachitika chifukwa cha gawo lolakwika lamagetsi, komanso kuletsa mota kuti isawotchedwe pamene gawo likusowa.
2, zolakwika zomwe zimachitika chifukwa cha gudumu loyenda komanso gudumu lopanda pake limakhala ndi 2.1% ya zolakwikazo.Panthawi yogwiritsira ntchito magetsi, chifukwa cha kuvala kwa gudumu la gudumu ndi kupondaponda kwa gudumu, kusiyana pakati pa gudumu ndi njanji kumawonjezeka pang'onopang'ono.Ngati kusiyana kothamanga sikungasinthidwe panthawiyi, chokwera chamagetsi chikhoza kugwa kuchokera panjanji ndikuyambitsa ngozi yokweza.Panthawi imodzimodziyo, chifukwa chapadera kwa malo osonkhana a gudumu ndi chitsulo, kupasuka kwa chitsulo sikophweka kupezeka.Pamene mng'aluwo sungathe kuwongoleredwa bwino, chitsulocho chikhoza kuthyoka ndi kuchititsa ngozi ya kugwa.Pofuna kupewa kuchitika kwa ngozi yamagetsi yakugwa yomwe idachitika chifukwa cha izi, chida choteteza kuphwanya shaft chikhoza kuwonjezeredwa pamalo oyenera okweza magetsi.Kuchitika kwa ngozi zovulala kwambiri.
3, Malinga ndi zomwe GB 6067-1985 "Malamulo Otetezedwa Pamakina Okwezera", ma buffers amayenera kukhazikitsidwa kumapeto kwa njanji yamagetsi, koma palibe makonzedwe enieni a malo oyikapo.Pakadali pano, chotchingira chamagetsi chomwe chimagwiritsidwa ntchito mdziko langa nthawi zambiri chimayikidwa pakati pa mtengo wa I.Pamene gudumu lothamanga la chokweza chamagetsi likuwombana ndi chotchinga, chotchinga chimagwira ntchito yotengera mphamvu.Komabe, chifukwa cha mawonekedwe a chokweza chamagetsi, gudumu lothamanga likagundana ndi chotchinga, pansi pakuchita kwa inertia, gudumu la magudumu limavala chotchinga mozama kwambiri.Pambuyo pokweza magetsi kwa nthawi yayitali, buffer imataya mtengo wake woyambirira.Zina zapangidwe zimawonjezera zinthu zosatetezeka panthawi yogwiritsira ntchito magetsi, ndipo kukhazikika kumatsika kwambiri.Pofuna kupewa kulephera uku, malo oyika a buffer amatha kusankhidwa pansi pa mtengo wa I-beam, ndipo kugundana pakati pa buffer ndi mbale yamagetsi yoyimitsa khutu kungagwiritsidwe ntchito kubisa, potero kumatalikitsa ntchitoyo. moyo wa buffer.
4, Pankhani yamapangidwe amagetsi opangira magetsi, ngakhale mapangidwe amtundu wa CD-mtundu chingwe cholumikizira chingwe chamagetsi chakhala bwino kwambiri poyerekeza ndi chingwe chamagetsi chamtundu wa TV, mawonekedwe ake ndi osawoneka bwino, mawonekedwe ozungulira ndi ovuta kuyika komanso mayendedwe, ndi mawonekedwe a chokweza magetsi ndi osauka.Zoletsa zimalepheretsa kwambiri kusintha kwa mtundu wa maziko.Ndipo zingwe zamagetsi zakunja zimakhala ndi mawonekedwe amitundu yayikulu, zomwe sizongokongola komanso zosavuta kuziyika komanso zoyendetsa, komanso zimasinthidwa bwino ndi mapangidwe amtundu, omwe ndi abwino kuphatikiza ndikusintha kwamitundu yoyambira, yomwe imakulitsa kwambiri kukula kwake. za ntchito.Ndibwino kuti mugwiritse ntchito chingwe chachitsulo chachitsulo chapamwamba komanso champhamvu kwambiri.Malinga ndi zofunikira za GB/T 3811-2008 "Code for Design of Cranes", pansi pamalingaliro okhutiritsa chitetezo champhamvu champhamvu, kukula kwa chingwe chachitsulo kuyenera kuchepetsedwa momwe kungathekere, komanso koyenera. ng'oma awiri ndi waya chingwe awiri ayenera kugwiritsidwa ntchito.chiŵerengero ndi chiŵerengero cha m'mimba mwake wa pulley kwa chingwe cha waya, pofuna kuchepetsa mapangidwe ndi kulemera kwa makina onse.Pankhani ya mapangidwe a mawonekedwe, tikulimbikitsidwa kuti tisinthe mawonekedwe ozungulira, kutengera mawonekedwe apakati, mawonekedwe osinthika, kukulitsa kusinthasintha kwa zigawo, ndikusintha mawonekedwe kuchokera pamtundu woyambirira wa motor-intermediate shaft-reducer-reel kukhala mota - Kukonzekera kwa reducer-reel ndikopindulitsa kupititsa patsogolo kukweza kwa chingwe chokweza chingwe chamagetsi, kupewa kufalikira kwa shaft yothamanga kwambiri, kupititsa patsogolo kukhazikika komanso kudalirika, komanso kuchepetsa mtengo wopangira ndikukulitsa kuchuluka kwa zingwe, kupititsa patsogolo mawonekedwe oyimira- ntchito yekha.
5, Chokweza chamagetsi chimakhala ndi zofooka mu mota yothandizira.Zitha kuwoneka patebulo lazolakwika kuti zolakwika zomwe zimayambitsidwa ndi akaunti yamagalimoto ndi 6.6%.Chifukwa cha conical rotor motor yofananira ndi CD yamtundu wa waya chingwe chokwezera magetsi, liwiro limodzi ndi masitepe 4, liwiro lawiri ndi 1/10 ya makina amama, pomwe chingwe chakunja chamagetsi chamagetsi chimatenga mota ya 2-pole, ndipo liwiro lawiri limatenga magawo awiri okhotakhota komanso osinthika.Mwa njira iyi, mapangidwe ake ndi osavuta, voliyumu ndi yaing'ono, ndipo kudzilemera kwake kumakhala kopepuka, komwe kumapindulitsa kuchepetsa mtengo wopanga.Kuphatikiza apo, poyerekeza ndi ma waya akunja okweza chingwe chamagetsi, pali kusiyana kwakukulu pakati pa mulingo wa kutchinjiriza, mulingo wachitetezo ndi phokoso lamtundu wamtundu wa CD waya chingwe chokwezera magetsi chofananira.Ndikofunikira kugwiritsa ntchito ma mota 2, 4, ndi 6-pole conical rotor motors posankha ma motors kuti agwirizane ndi ntchito zosiyanasiyana.Mulingo wotsekemera wa mota umachulukitsidwa mpaka F ndi H, mulingo wachitetezo umachulukitsidwa mpaka IP54, ndipo mota imaperekedwa ndi zida zoteteza kutenthedwa.Kuphatikiza pa kukonza kamangidwe, kukonza ndi kupanga zolondola kwa injini, kuchepetsa phokoso lagalimoto kuyeneranso kuganiziridwa kuchokera pamapangidwewo.Ganizirani zochepetsera phokoso lamagetsi ndi ma ducts mpweya Eddy miyeso yapokoso yapano.Mapangidwe a mota akuyeneranso kutsatira mfundo ya magawo a ntchito kuti apititse patsogolo kugwiritsa ntchito makina amodzi.
6, Tingaone kuchokera kulakwa malo kuti zolakwika chifukwa AC contactor nkhani 10,3%.The kulankhula za alipo magetsi chokwezera contactor n'zosavuta kuwotcha.Chifukwa chake ndikuti kutenthetsa kofananako kwa injini yokhala ndi ntchito yobwerezedwa nthawi yayifupi ndi yayikulu kwambiri.Komanso, pa ndondomeko kutembenuka, ndi commutation mofulumira kwambiri, ndi arc freewheeling wa contactor komanso mwina chifukwa dera lalifupi pakati pa magawo ndi kuwotcha kulankhula kwa contactor.Kawirikawiri, mphamvu yogwiritsira ntchito galimotoyi ndi yocheperapo kusiyana ndi yomwe idavotera panopa, ngakhale kuti poyambira pano ndi 4 mpaka 7 nthawi yomwe idavotera panopa, koma pambuyo pake, nthawiyi ndi yaifupi kwambiri, ndipo kuwonongeka kwa ojambula si kwakukulu.Pamene kupanga contactor, bola ngati kukhudzana mphamvu ndi wamkulu kuposa oveteredwa panopa wa galimoto.1. 25 nthawi.Komabe, cholumikizira chamagetsi chamagetsi ndi mota yomwe imagwira ntchito mwapadera, yomwe imayamba ndikuyima pafupipafupi ndi katundu wolemetsa, mabuleki olumikizirana, komanso kutentha kosakwanira.Choncho, posankha magetsi hoist contactor, malinga ndi ambiri galimoto kamangidwe, si kukumana makhalidwe enieni ntchito ya chokweza magetsi, ndi burnout wa contactor ndi zotsatira zosapeweka.Ndi bwino kuti m'malo lalikulu mphamvu contactor, magetsi kukwera kugwedezeka katundu, ndi katundu wolemera, kawirikawiri kuyamba ndi kusiya, ayenera kuonjezera mphamvu 2 mlingo posankha contactor.
7, Chokweza magetsi chiyenera kuwonjezeredwa ndi njira zotetezera magetsi.Kuphatikiza pa chitetezo cham'mwamba ndi chotsika, chitetezo chochulukirapo, chitetezo cha gawo lolephera komanso chitetezo cha kutayika kwamagetsi chiyeneranso kuwonjezeredwa.Pangani mitundu yokhala ndi ma braking angapo monga: ma brake awiri (motor cone brake wheel brake + high-speed shaft compensation brake), 3 brake cone brake wheel brake + high-speed shaft compensation brake + reel chipata chachitetezo).Posankha zinthu za kalozera wa zingwe, cholozera chachingwe chosamva kuvala komanso champhamvu kwambiri chiyenera kusankhidwa momwe zingathere kuti tipewe ngozi monga kukwera pamwamba chifukwa cha kuwonongeka kwa kalozera wa chingwe.
Nthawi yotumiza: Mar-07-2022