Tower Crane

4

fall

radius m

2.2-16

21

27

31

37

41

47

51

55

capacity kg

6000

4370

3250

2740

2190

1910

1580

1400

1250

2

fall

radius m

2.2-29.2

31

37

41

47

51

55

capacity kg

3000

2800

2240

1960

1630

1450

1300

item

unit

parameter

Metric crane moment KN.m

KN.M

800

Max lifting capacity

T

6

lifting capacity in max working extent

T

1.3

Max. Working extent

M

2.5-55

Lifting height

Independent

M

45

attachment

M

160

Lifting speed

rate

2

4

Lifting speed

M/min

40

80

20

40

Max. lifting capacity

T

3

1.5

6

3

Slewing speed

R/min

0.6

Speed of trolley

M/min

21.7/43.4

Lifting speed

M/min

0.5

Weight

Counter-balance

T

13

Weight of tower crane

T

36.01 / 40.69(with underframe)

Weight of structure independent

34.01

Max slewing radium

M

55.525

Tail slewing radium

M

14

Max working Wind speed

M/s

20

Lifting wind speed ≤

M/s

13

Working environment temperature

℃

-20~+40

item

parameter

Hoisting

Motor

Model

YZRTDW250 M 4/8

Power

Kw

30/30

Rotate speed

R/min

725/1420

brake

Model

ZDJ1-300

Braking moment

 N.m

 785

Hydraulic braking

YT1-90/8

reducer

Model

JZQ650

Speed Ratio

I=15.75

Steel rope

6×37-7×7-13

Slewing

Motor

Model

YZR132M2-6

Power

Kw

2×3.7

Rotate speed

R/min

908

Reducer

 Model

XX4-100-147planetary reducer

Speed Ratio

I=147

Brake

Electromagnetism braking

Slewing rear bearing

QW1400.40

Trolleying

Motor

Model

YDEZ132S 8/4

Power

Kw

2.2/3.3

Turning rate

R/min

700/1410

Reducer

Model

BL22-43-3.3 cycloid pinwheel reducer

Speed Ratio

I=43

Steel rope

6×16-7.7

Hydraulic lifting

Motor

Model

Y132S-4 B5

Power

Kw

7.5

Turning rate

R/min

1440

Hydraulic
Station

cylinder model

HSGK01-160/110E

Route of travel

mm

1320

Discharge of Hydraulic Station

L/min

Q=10

Working Pressure

MPa

20

NAME

MATERIAL SPECIFICATION

REMARK

Standard section

Main chord
□135×135×12

external dimensions
1750×1750
overall height:2500

jib

Upper chord ø121×8

total 7 sections Jib section connected through pin

Lower chord angle steel weld-square
∠100×100×10, ∠80×80×8
∠70×70×7

Tower cap

Main chord [20a

welded by u-steel

Upper and lower abutment

Main steel boardδ25、δ30
∠140×140×14

welded by steel board and angle iron weld-square

Counter jib

Main branch
∠140×140×14

welded  angle  iron  and  expanded metal

Over frame

Main chord
φ102×10

Space frame structure welded by steel tube and steel board

Tow kinds of underframe

Main frame u-steel weld-square cross beam  ［32a

Crossing steel welded with the steel plate

Imbed part□135×12

Welded by Square tube and steel board

Drawbar of jib

φ52,φ58 (16Mn steel) Steel board (16Mn steel)

welded by 16Mn steel