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Vashandi vanocheka vanoda kusimudza cylindrical load - pombi yesimbi, mbiru yekongiri, kana bundle rebar. The chipfuramabwe chakafuratira chavanobata kubva pachireki ndiko kureba kwakakodzera uye kugona. Asi mutoro hauna akatsanangurwa mapoinzi ekunamatira. Chipfuramabwe chinoputira chipfuramabwe chakatenderedza mutoro, chinopfuudza ziso rimwe nepakati pechimwe, uye chinochisunga zvakasimba. Iri ndiro dhizaini-uye inogona kuve inoshanda rigging mhinduro, asi kana yaitwa nemazvo.
Lishenflex yanga ichigadzira zvifuramabwe zveanogadzira kweanopfuura makumi maviri emakore, uye ruzivo rwemumunda rwedu runoratidza kuti kukachidzwa matinji ari pakati peanowanzo shandiswa zvisizvo zvipfuramabwe zvigadziriso. Iyo choke hitch inoita seyakapusa, asi kushanda kwayo kwakachengeteka kunoenderana nekunzwisisa kudzikiswa kwesimba, kwakaringana choke angle, uye sling mamiriro. Zvinoenderana neruzivo rweindasitiri kubva kune vagadziri vezvipfuramabwe vanotevedzera EN 1492-1, iyo choke hitch capacity factor ndeye 0.8-zvinoreva kuti chipfuramabwe chakatemerwa tani 1 pakusimudzwa kwakatwasuka chinongokwanisa kutakura 800 kg zvakachengeteka.
A choke hitch igadziriso yekumisikidza apo chipfuramabwe chinoputirwa pamutoro, uye imwe mugumo wechipfuramabwe inopfuudzwa neziso rakatarisana kana rakakodzera. Mutoro wacho unosimudzwa, zvichiita kuti chipfuramabwe chiomese. Izvi zvinogadzira cinching mhedzisiro inochengetedza mutoro uye inodzivirira kutsvedza.
Sezvakatsanangurwa muOSHA's Guide on Safe Sling Use , choker hitch inokodzera mitoro iyo yakaoma kuenzana kana kuchengetedza nekusimudza kwakatwasuka. Iyo choker hitch inobata mutoro zvakachengetedzeka nekuisimbisa pairi. Nekudaro, OSHA inoyambira zvakajeka kuti mukukachidzwa, nzvimbo yekudzipwa inofanira kunge iri pamutumbi wechipfuramabwe, kwete pane splice kana yakakodzera.
Iyo Rigging Institute inocherekedza kuti kukachidzwa ndechimwe chezvitatu zvekutanga zvipfuranhuhwira, padivi peyakatwasuka uye netswanda, uye inowanzoshandiswa kana mutoro usina mapoinzi akakodzera.
Chinhu chinonyanya kukosha pakushandisa choke hitch kudzikisa kugona. Chipfuramabwe chinoyerwa kushanda chinogumira chiri chepamusoro pakudhonza kwakatwasuka kwakatwasuka. Kana yakashandiswa mukukachidza hitch, simba rinoderedzwa zvakanyanya.
Maererano neOSHA Nhungamiro pamusoro peKuchengetedza Sling Kushandisa , iyo yakatemerwa mutoro wechipfuramabwe mune yakachipa hitch inotarirwa nemugadziri wechipfuramabwe uye yakavakirwa pakona yekukachidzwa. OSHA inotaura kuti choke hitch capacity inoshanda chero iyo angle yekukachidza iri 120 madhigirii kana kupfuura. Kune makona ekudzipwa asingasviki 120 madhigirii, iyo yakatemerwa mutoro unofanirwa kudzikiswa zvakanyanya maererano nekurudziro yemugadziri wechipfuramabwe.
Kukwanisa kuenzanisa chati (yakavakirwa pa EN 1492-1 polyester flat sling):
Sling Width |
Vertical Hitch (WLL) |
Choke Hitch (WLL) |
Kurasikirwa Kwesimba |
50 mm |
1.0 t |
0.8 t |
20% |
60 mm |
2.0 t |
1.6 t |
20% |
90 mm |
3.0 t |
2.4 t |
20% |
120 mm |
4.0 t |
3.2 t |
20% |
150 mm |
5.0 t |
4.0 t |
20% |
Kwakabva: EN 1492-1 simba data kubva kuCEREX neMennens
Sezvinoratidzwa netafura, iyo choke hitch factor (KL) iri 0.8 pasi pe EN 1492-1, inomiririra 20% kuderedzwa kwehuwandu kana ichienzaniswa neyakamira.
A choke hitch yakakodzera mune chaiwo mamiriro:
1. Mitoro isina kutsanangurwa mapoinzi ekunamirwa - cylindrical mitoro, pombi, rebar bundles, uye kongiri makoramu
2.Mitoro inoda kubatwa zvakachengeteka -kudzivirira kutsvedza panguva yekusimudza kana kutenderera
3.Kusimudzwa kwegumbo rimwe-apo kurovera tswanda kusingabviri
Sezvakataurwa naMedeer Lifting , iyo choke hitch inobatsira kubata mitoro zvakachengeteka asi haina kugadzikana pane yakatwasuka uye inogona kukuvadza chipfuramabwe kana chikashandiswa zvisina kunaka. Zvipfuramabwe chete zvakagadzirirwa kuvhunga hitch kushandiswa ndizvo zvinofanirwa kushandiswa mukumisikidzwa uku, uye chipfuramabwe chinofanira kuongororwa kukuvara pamberi uye mushure mekushandisa kwega kwega.
Maitiro akanyanya: Pakukachidzwa, panodzipwa panofanira kuiswa pamutumbi wechipfuramabwe-kwete paziso, splice, kana kufanira. Kona yekachidzwa inofanira kunge iri 120° kana kupfuura kuti ichengetedze izere 0.8 capacity factor.
Usashandise choke hitch kana:
● Chipfuramabwe chine kukuvara, kuchekwa, kana kuti kusonwa panzvimbo inotakura kudzipwa
● Kudzipwa kona iri pasi pe 120 ° pasina inopindirana kukwanisa kuderedza
● Mutoro une micheto inopinza inogona kucheka tambo dzechipfuramabwe (shandisa zvidziviriri zvekona)
● Chipfuramabwe chakamonyoroka kana kuti chakamonyoroka—izvi zvinopa pfungwa dzisina kuenzana
● Chiziviso chechipfuramabwe hachipo kana kuti hachiverengeki—haugone kuona kuti yakayerwa kuti isvike kupi.
OSHA inorambidza zvakajeka:
● Zvipfuramabwe (kupfupisa kana kurebesa neknotting kana kumonyorora hazvibvumirwi)
● Kushandisa chipfuramabwe pakukachidzwa nechinokachidza pachidimbu kana kuti chinokwana
● Kuisa mitoro pachipfuramabwe
● Kudhonza chipfuramabwe kubva pasi pemutoro kana mutoro uri pachipfuramabwe
Lishenflex 's lab yekuongorora inosimbisa kuti zvipfuramabwe zvine kukuvara kudiki-kwakadai seabrasion yenzvimbo kana kuchekwa kwemupendero-ruzivo rwakakwidziridzwa kupfeka mukudzipwa hitch masisitimu nekuda kwesimba rakanyura panzvimbo yekudzipwa. Ichi ndicho chikonzero pre-use uye kugara uchiongorora paASME B30.9 inonyanya kukosha kune zvipfuramabwe zvinoshandiswa mukudzipwa hitches.
Masingi anoshandiswa mukukachidza mahitchi anofanirwa kuongororwa kakawanda pane ayo anoshandiswa chete mukusimudzwa kwakatwasuka. ASME B30.9 inoda matanho matatu ekuongorora:
Inspection Type |
Frequency |
Focus Points |
Pre-use Check |
Pamberi pekusimudza kwega kwega |
Choke point kukuvara, kucheka, abrasion |
Kakawanda Kuongorora |
Zuva nezuva kana vhiki nevhiki |
Kusona kuvimbika, kupfeka kweziso, kukuvara kwenzvimbo |
Periodic Inspection |
Kanenge pagore |
Chipfuramabwe chakakwana, chakakuvadzwa kana chakasakara chisonwa mukutakura mitoro inotakura |
Makiyi ekubvisa maitiro pasi peASME B30.9 yemafurati mabheti anoshandiswa mukudzipwa hitches:
● Misona yakatyoka kana kuti yakasakara mumitsetse inotakura zvinhu
● Kupisa kweasidhi kana kuti caustic
● Uchapupu hwekukuvara kwekupisa
● Maburi kana kuti misodzi inobudisa shinda yepakati—kunyanya painodzipwa
● Kupfeka kwakanyanyisa
● Mafundo ari mumuviri wechipfuramabwe-knotting inorambidzwa pasi peOSHA
● Kuchinja kwemavara kana brittle nzvimbo dzinoratidza kukuvara kwekemikari kana UV
Chipfuramabwe chakafuratira chinogona kushandiswa mukudzipwa hitch gadziriso, asi iyo application inofanirwa kusvikirwa nekuchenjerera uye kugona.
Zvokudya zvakakosha:
1. Kudzikisira kugona hakugone kutaurirana - kurovera kunoderedza WLL kusvika 80% yekumira yakamira pasi pe EN 1492-1.
2.Choke angle matters —chengetedza 120° kana kuti mukuru kune yakazara 0.8 factor; kuderedza huwandu hwemakona madiki pane nhungamiro yemugadziri
3.Usambodzipwa pane splice kana kufitwa — panodzipwa panofanira kunge paine muviri wechipfuramabwe.
4.Ongorora usati uye mushure mekushandisa -kukachidza hitches concentrate stress; tarisa kukuvara kwenzvimbo
5.Shandisa zvidziviriri zvemakona -pamitoro ine micheto yakapinza
Lishenflex inogadzira polyester flat slings nemeso akasimbiswa uye akajeka ane mavara-coded kugona mamaki, zvinoenderana neEN 1492-1 uye ASME B30.9 zviyero. Zvigadzirwa zvedu zvinoedzwa kune ese magadzirirwo ehitch, kusanganisira choke hitches, uye isu tinopa yekuongorora dzidziso kutsigira yakachengeteka yekubira maitiro.
Kana iwe uchida rubatsiro rwekuona kana yako yazvino furati slings inokodzera choke hitch application-kana kuti uchida nhungamiro pakuverenga kwehuwandu hweyako chaiyo yekusimudza geometry- ndokumbira utumire email kune sales@lishenflex.com , uye timu yedu yehunyanzvi ichapa rutsigiro rwemunhu-pamwe.