KY THUẬT

1. Chapter I 1
KYÕ THUAÄT NAÂNG -VAÄN CHUYEÅN
CHÖÔNG I
NHÖÕNG VAÁN ÑEÀ CHUNG

2. Chapter I 2
1. PHAÂN LOAÏI
Maùy naângvaänchuyeån
Maùy truïc Maùy vaänchuyeån lieântuïc
Coù boäphaän keùo Khoângboäphaän keùo
Mayù vaänchuyeån
thuyû khí
Ñôngiaûn Phöùctaïp
Kích
Palaêng (tay, ñieän)
…..
Caàu truïc
Coång truïc
Caàn truïc
Thangmaùy
….
Baêngtaûi
Xích taûi
Guoàng taûi
…
Thieátbòtröôït
Vítchuyeån
Maùy laéc
….
THOÂNG SOÁ CÔBAÛN

3. Chapter I 3
Screwjack Hand-powered chain hoist
1. PHAÂN LOAÏI (TT)

4. Chapter I 4
Screwjack Hydraulic jack
1. PHAÂN LOAÏI (TT)
PHAÂNLOAÏI

5. Chapter I 5
1. PHAÂN LOAÏI (TT)
Electric chain hoist Hand-powered chain hoist

6. Chapter I 6
1. PHAÂN LOAÏI (TT)
Hoisting mechanism of a wire rope hoist

7. Chapter I 7
1. PHAÂN LOAÏI (TT)
Electric hoists
PHAÂNLOAÏI

8. Chapter I 8
1. PHAÂN LOAÏI (TT)
Electric overhead bridge crane

9. Chapter I 9
1. PHAÂN LOAÏI (TT)
Hoist trolley of an overhead bridge crane

10. Chapter I 10
1. PHAÂN LOAÏI (TT)
Double girdertravelling cranes

11. Chapter I 11
1. PHAÂN LOAÏI (TT)
Single girdertravelling cranes

12. Chapter I 12
1. PHAÂN LOAÏI (TT)
Gantry cranes (portal cranes)

13. Chapter I 13
1. PHAÂN LOAÏI (TT)
Monorail crane
PHAÂNLOAÏI

14. Chapter I 14
1. PHAÂN LOAÏI (TT)
Hydraulically-operated truck crane Crawler crane

15. Chapter I 15
1. PHAÂN LOAÏI (TT)
Superstacker Mobile tower crane

16. Chapter I 16
1. PHAÂN LOAÏI (TT)
Tower crane Slewing jib pillar crane

17. Chapter I 17
1. PHAÂN LOAÏI (TT)
850 Ton Bridge lifted into place by world's largest mobile crane

18. Chapter I 18
1. PHAÂN LOAÏI (TT)
Travelling gantrycrane Towercrane( Whirleytype)
Mini crane
(Cranederrick)

19. Chapter I 19
1. PHAÂN LOAÏI (TT)
Floating craneContainercraneshiploading / unloading
(Doublecantilevergantrycrane)
PHAÂNLOAÏI

20. Chapter I 20
1. PHAÂN LOAÏI (TT)
Elevators

21. Chapter I 21
1. PHAÂN LOAÏI (TT)
Tautline cableway Crane helicopter
PHAÂNLOAÏI

22. Chapter I 22
1. PHAÂN LOAÏI (TT)
Belt conveyors
PHAÂNLOAÏI

23. Chapter I 23
1. PHAÂN LOAÏI (TT)
Chain conveyors
PHAÂNLOAÏI

24. Chapter I 24
1. PHAÂN LOAÏI (TT)
Bucketelevators

25. Chapter I 25
1. PHAÂN LOAÏI (TT)
Escalators
PHAÂNLOAÏI

26. Chapter I 26
1. PHAÂN LOAÏI (TT)
Roller
conveyors
Spiral chute
PHAÂNLOAÏI

27. Chapter I 27
1. PHAÂN LOAÏI (TT)
Screwconveyors
PHAÂNLOAÏI

28. Chapter I 28
1. PHAÂN LOAÏI (TT)
Vibrating conveyors
PHAÂNLOAÏI

29. Chapter I 29
1. PHAÂN LOAÏI (TT)
Pneumatic Conveyors

30. Chapter I 30
1. PHAÂN LOAÏI (TT)
Hydraulic Conveyors
PHAÂNLOAÏI

31. Chapter I 31
2. NHÖÕNG THOÂNGSOÁ CÔBAÛN:
 Troïng löôïng vaät naâng: Q
Q = QV + Qm
 Taàm roäng, taàm vôùi: B , L
 Momen taûi: Mt
 Chieàu caonaâng: H
 Vaän toác caùc cô caáu:
Vn =25  30m/g
Vx =30 50 m/g
Vc = 100 120m/g
Vq =1  3,5voøng/g
Vtv =3  5m/g

32. Chapter I 32
3. CHEÁ ÑOÄ LAØM VIEÄC:
 Cöôøngñoälaømvieäc cuûañoängcô (CD%).
 Heä soásöû duïng trongngaøy(Kng).
Kng =Soágiôø laømvieäc trongngaøy/ 24
 Heä soásöû duïng trongnaêm.
 Heä soásöû duïng taûitroïng.
 Caùccheá ñoä:
Tay.
Maùy:
Nheï.
Trungbình
Naëng.
Raátnaëng.
%100.%
CK
lv
t
t
CD    0ttt mlv
    dfmCK ttttt 0

33. Chapter I 33
 ANY QUESTIONS ?
 ………..
 THANK YOU