Hukumar Aikace-aikace | fs | fL | A kan ka'idodi, matsakaicin nauyin daKeadewaDole ne a yi amfani da tallafi a matsayin darajar lissafi, wanda dole ne ya haɗa da ƙarin kaya da nauyin gwaji. Ba a haɗa cikin aikace-aikacen a cikin tebur ba, factor aminci fs za a iya zaɓar ta hanyar tunani game da yanayin aiki da aikace-aikacen a teburin. MF = Juyin lokacin da aka kashe akan nauyin komai M = lokacin da ake amfani da mafi girman amplitude ana amfani dashi don aikace-aikacen aminci mai ƙarfi wanda ya kai 1.45, wanda ake fifita babban aiki da yanayin aiki mai nauyiKeadewa. | |||
Yin iyo Crane (Cargo) | 1.10 | 1.0 | ||||
Mobile Crane (Cargo) | ||||||
Marine deck Crane | ||||||
Welding kayan aiki | ||||||
Tebur (ci gaba da aiki) | ||||||
Hasumiya crane | * Juyawa a saman | Mf≤0.5m | 1.25 | 1.0 | ||
0.5m≤mf≤0.8m | 1.15 | |||||
Mf≥0.8m | 1.25 | |||||
juyawa a tushe | 1.0 | |||||
Rotation crane (kaya kaya) | 1.15 | |||||
Crane | ||||||
l jirgin ruwan mai daukar hoto / Mai ba da izini | ||||||
Metallating mai yawa inji | 1.45 ** | 1.5 | ||||
Mobile crane (grab ko rike aiki mai nauyi) | 1.7 | |||||
Rotation crane (grab ko sucker) | ||||||
Gadar gada (grat ko sucker) | ||||||
Yin iyo Crane (Grab ko sucker) | ||||||
| 2.15 | |||||
Stacker - Mai rikodin | ||||||
Cantilevered Karin | ||||||
Kashewa mai ƙarfi | Standardaya ta musamman | A cikin waɗannan aikace-aikacen, yanayin aiki ya bambanta da yawa, kamar goyan bayan Rotary da aka yi amfani da shi don juyawa da ba na yau ba. Ga tallafin mai lalacewa da aka yi amfani da shi a cikin cigaba da juyawa da juyawa mai wahala, ƙididdigar rayuwa mai tsauri. | ||||
Railway Crane | 1.00 | |||||
Deck crane (kaya kaya) | ||||||
Karaffi | 1.10 | |||||
Mai ba da Wagon | ||||||
Igiya tabarau / USB | 1.25 | |||||
Kasa da ko daidai yake da 1.5 m3 m3 hydraulic exvator | 1.45 | |||||
Fiye da 1.5 m3 m3 hydraulic exvator | Standardaya ta musamman | |||||
m | 1.75 |
SAURARA: FA mai mahimmanci shine mafi aminci. Dole ne a yi amfani da shi a hade tare da murfin nauyi mai tsauri. Ya zo daga gwaninta da gwaji. Darajar ma'ana ce dangane da iyakar nauyin aiki.
Misali: Tashar Craan Crane
Hanyar lissafin da aka bayar da shawarar an ba da shawarar kamar haka:
Kafin zabar tallafin Rotary, abin da ya kamata a yi la'akari da shi don mai watsa shiri ya kamata a ƙaddara shi, wanda za'a iya samu a cikin jadawalin 1. Fs = 1.45
Lokacin da matsakaicin nauyin da aka sani an san shi, tsarin lissafin sa shine kamar haka:
1) Matsakaicin aiki mai nauyin iska mai ƙarfi
FAILE FA = Q + A + O + G
Lokaci na Tudewa M = Q × lmex + A × AN R - O × O - G
2) Ba tare da la'akari da ƙarfin iska ba, la'akari da nauyin gwajin 25%
FAIEL FARE FA = 1.25 × Q + A + B + G
Lokacin Twerarning M = 1.25 × q × l× lm + × nix - o × o - s ×
Misali: nauyin aiki da amplitude na tashar jirgin ruwa ana sansu da haka:
Q = 260 kn lmax = 23 m 1max = 23m
A = 75 Kn Amaq = 11 m Amax = 11m
O = 450 kn O = 0.75 m o = 0.75m
G = 900 kn g = 3 m g = 3m
W = 27 kn r = 6.5 m1) r = 6.5m
Matsakaicin nauyin aiki na ƙarfin iska a matakin 8
FA = Q + A + O + G
= 260 + 75 + 900 + 900
= 1685 kn
M = q × lm + a × nox + w × r - o × o - g × g
=260 × 23 + 75 × 11 + 27 ×6.5×450 ×0.75×900 × 3
= 3943 knm
2) Ba tare da la'akari da ƙarfin iska ba, la'akari da iyakar aikin aiki 25% gwajin kaya
FA = 1.25 × Q + A + B + G
= 325 +75 +950 +900
= 1750kn
M = 1.25 × q × l× lm + A × nix - o × o - g
= 325 × 23 + 75 × 11 × 45 × 0.75 × 900 × 3
= 5566.3 knm
3) Matsakaicin aikin aiki ba tare da amfani da ƙarfin iska ba
FA = 1685 kn
M = q × lmax + × nix - o × o - g
= 260 × 23 + 7 + 75 × 11 × 450 × 0.75 × 900 × 3
= 3767.5 knm
Ana amfani da yanayin kaya 2 azaman nauyin aiki na ma'aunin motsi
A cewar Jadawalin 1, tashar ƙirar tashar (grab Guga biyu ya kamata a tallafa shi da layuka uku na rumber-nau'in Tallafin Reotary:
Matsakaicin Magana mai Bayani na Tallafin Rotary shine:
FA '= 1750 Kn × 1.45 = 2537.5 Knm × 1.45 = 8071.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1
Accoultar dala na baka shine:
FA = 1750 Kn M = 5566.3 knm
Dangane da tsarin lissafin da ke sama sakamakon, zaɓi na ƙarfin ƙarfin ƙarfin da za a iya ƙuduri don zaɓar tallafin Rotary na 13 * .45.2000.002
Bayanin da ke sama shine cikakken lissafin hanyarKeadewagirma. Dangane da tsarin lissafin, zaku iya zabar dacewaKeadewaModel a cikin muKatindar Samfura. Idan baku san yadda za ku yi lissafi ba, don Allah ku ji kyauta don tuntuɓar mu ta imel. Zamu bauta muku zuciya daya!
Lokaci: Apr-08-2021