Ntho ea polokeho ea tšehetso ea potoloho bakeng sa lits'ebetso tse fapaneng

Newfsdfg (2)

Boemo ba kopo

fs

fL

Ka molao-motheo, mojaro o phahameng oa molao oaho rokella ho llaTs'ehetso e tlameha ho sebelisoa e le boleng ba lik'homphieutha, bo tla kenyeletsa mojaro o eketsehileng le mojaro oa liteko.

Ha e kenyelelitsoe ts'ebelisong ka har'a tafole, fiti ea polokeho ea scratic e ka khethoa ka maemo le lits'ebetso tse tšoanang.
*)) Ho potoloha

MF = e feto-fetoha le nako e telele ho mojaro o se nang letho

M = motsotso o phethoang oa ho hlasimolla ho sebelisoa hape bakeng sa ho nka sethape sa polokeho ea kopo ea popeloho rokella ho lla.

Crating Crane (Cargo)

1.10

1.0

Mobile crane (Cargo)
MAINE DECK CRANE
Lisebelisoa tsa Welding
Tafole (ts'ebetso e tsoelang pele)

Crane Crane

*

Ho potoloha ka holimo

MF≤0.5M

1.25

1.0

0.5MMMEMFT0.8M

1.15

MFK0.8M

1.25

ho potoloha motheo

1.0

Rotation Crane (Moroalo oa Cargo)

1.15

Li-Crane tsa Ship
Loane e betliloeng / u laetse
Mochini o fetelletseng oa metaltweight

1.45 **

1.5

Mobile Crane (Grab kapa sebetsana le mosebetsi o boima)

1.7

Sekhahla sa ho potoloha (grab kapa sucker)
Bridge Crane (Drab kapa a suker)
Crating Crane (Grab kapa sucker)
  • Bucket- Wheel Excavator

2.15

Stacker-Rehlaater
Convenley Combol
Mochine oa Offshore overweight

Maemo a Khethehileng

Likopo tsena, maemo a ts'ebetso a fapana haholo, joalo ka tšehetso ea Rotary e sebelisetsoang ho potoloha ho sa fetoheng, ke cheke ea Static. Bakeng sa tšehetso ea potoloho e sebelisoang ho potoloha le ho potoloha ea bongata, ho hlokahala lipalo tsa matla a matla.
Railway Crane

1.00

 
Deck Crane (Cargo Moroalo oa Cargo)  
Stacker

1.10

 
Tsamaiso ea Tsamaiso  
Ropo excavator / cable ncket

1.25

 
Ka tlase ho kapa ho lekana le 1.5 m3 hydraulic excavator

1.45

 
Ho feta 1.5 m3 hydraulic excavator

Maemo a Khethehileng

Ladle turret

1.75

 

Tlhokomeliso: Hol ke karolo e matla ea tšireletso. E tlameha ho sebelisoa kopanong e nang le li-curve tsa matla tsa matla. E tsoa ho boiphihlelo le ka lebaka. Ke boleng ba bosholu bo thehiloeng mojaro o phahameng o sebetsang.

Mohlala: Setšoantšo sa Portal Crane

Newfsdfg (3)

Mokhoa oa ho bala o khothalelitsoe ho feta o latelang:

Pele o khetha tšehetso ea potoloho, fire e sirelelitsoeng ea static e lokela ho nkuoa bakeng sa moamoheli ea lokelang ho nkuoa e le ea ho khethoa, e ka fumanoang kemisong ea 1. Portal crane: FS = 1.45

Ha moroalo o phahameng oa static o tsejoa, mokhoa oa ho bala o le tjena:

1) Moroalo o matla oa ho sebetsa ka bongata ba moea o mongata oa moea

Axial Force Fa = Q + a + o + g

Nako e feteletseng M = q × hoox + a × r -

2) Ho sa tsotellehe lebotho la moea, nahana ka mojaro oa mojaro oa liteko tsa 25%

Axial Force Fa = 1.25 × Q + A + g

Lekhetlong la ho phomola M = 1.25 × × olx - O × o - g

Mohlala: Moroalo o sebetsang le boholo ba kokoanyana ea conmshell e tsejoa ka tsela e latelang:

Q = 260 KN LMAX = 23 M 1Max = 23M

A = 75 kn e amax = 11 m maria = 11m

O = 450 kno o = 0,75 m o = 0,75m

G = 900 kno = 3 m g = 3m

W = 27 kn r = 6.5 m1) r = 6.5m

Moroalo o matla oa matla a motlakase oa moea ho isa lilemong tse 8

Fa = Q + a + o + g

= 260 + 75 + 4000 + 900 + 900 + 900

= 1685 kn

M = q × × Amax + w × r - o - g × g

= 260 × 23 + 75 × 11 + 27 + 27 + 27 + 27 + 27 × 20 × 4505 × 900 × 300 × 300 × 300 × 300 × 300 × 300 × 300 × 300

= 3943 knm

2) Ho sa tsotellehe lebotho la moea, nahana ka mojaro o phahameng oa ho sebetsa ka bongata ba 25% ea liteko

Fa = 1.25 × Q + A + g

= 325 +75 +450 +900

= 1750kn

M = 1.25 × × × ob

= 325 × 23 + 75 × 11 × 4,75 × 900 × 3

= 5566.3 Knm

3) Moroalo o matla oa ho sebetsa o sa tsotelehe oa matla a moea

Fa = 1685 kn

M = q × × obsaete

= 260 × 23 + 75 × 11 × 450 × 0505 × 900 × 3

= 3767.5 Knm

Boemo ba Moroallo ba 2 bo sebelisoa e le moroalo o sebetsang oa palo ea lipalo

Ho latela kemiso ea 1, Crate ea Portal (Grab Crocket) e lokela ho tšehetsoa ke mela e meraro ea suller -

Moroalo oa litšupiso oa Statical oa tšehetso ea potoloho ke:

Fa '= 1750 KN × 1.45 = 2537.5 KN M 1.45 = 805 = 805 = 805 = 805 = 805 = 805 = 805 = 805 = 805 = 805,1 know

Moroalo oa lipalo oa bolt ke:

Fa = 1750 kno m = 5566.3 knon

Ho latela lintlha tse ka holimo ho lipalo tse kaholimo

Tlhaloso e kaholimo ke mokhoa o qaqileng oa ho balaho rokella ho llaboholo. Ho latela sephetho sa lipalo, o ka khetha tse loketsengho rokella ho llamohlala ho ronaCatalog ea sehlahisoa. Haeba u sa tsebe ho bala, ka kopo ikutloa u lokolohile ho ikopanya le rona ka lengolo-tsoibila. Re tla u sebeletsa ka pelo eohle!


Nako ea poso: AP-08-2021

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