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Hammered Tower Crane TC4810-4

QTZ40 tower crane, a type of top slewing self-erecting tower crane, as the latest type of crane transportation machinery, it is designed with “Tower Crane Computer-designing Platform” as the tool. In the process of designing, group technology, combination design technology and finite element analysis technology are made full use of in combination of international advanced tower crane technology and the demand of domestic building market.

Quantity:
  • Mingwei
  • 8426200

Hammered Tower Crane TC4810-4


Main parameters


Item

Unit

Magnification

α=2

α=4

Rated load moment

KN.m

540

Max. load

t

2

4

Work radius

m

3 – 40

Load at max. radius

t

1.0

Radius at max. load

m

27.3

14.79

Hoisting height

 

Independent

m

40

Adhered

150

80

Outer size of whole crane

Chassis

m

1.2×1.2X7.5m

Height of whole crane

Independent

38.284

Adhered

128.284

Tip of jib to the slewing center

48.74

Tip of balanced jib to slewing center

11.425

Self-weight of whole crane

Independent

t

21.41

Adhered

t

46.36

Balanced weight

t

8.0

Other

 

Total power of motors

Kw

25.1

Work grade at max. height

Grade

≤6

Allowable work temperature

-2040

Main parameters of mechanisms


Mechanical load factor

Hoisting mechanism

JC  40%

Slewing mechanism

JC  40%

Trolleying mechanism

JC  40%

Hoisting mechanism

Motor

Type

YZTD200L2-4/8/24

Speed

r/min

1440

720

220

Power

kW

15

15

4

Reducer

Center distance

mm

460

Transmission ratio

i

12.25

Drum

Dia.

mm

Φ330

Layers of rope

4

Capacity

m

280

Speed

r/min

114

57

11.4

Braker

Type

YWZ-250/45-10

Braking force

N

450

Wire steel rope

Tractive force

N

10000

Spec.

6×19-12.5-1770-Ⅰ

Hoisting speed

m/min

65.1/31.9

32.6/15.9

13.0/6.4

Rated load

t

0.8/1.6

2/4

2/4

Min. Stable descending speed

m/min

≤7

Total weight

t

1.2

Slewing mechanism

Motor

Type

YZR132M-6

Speed

r/min

908

Power

kW

3.7

Reducer

Type

H-100

Transmission ratio

i

195

Outputing torque

N·m

10000

Slewing bearing

Type

QW.40.1120

Small pinion gear

No. of modulus

m

10

No. of teeth

z

13

Modification coefficient

x

+0.5

Hydraulic coupler

Type

YOX280A

Slewing speed

r/min

0.6

QTY of installation

set

1

 

Trolleying mechanism

Motor

Type

YD100L2-4/6

Speed

r/min

1440

960

Power

kW

2.4

1.5

Reducer

Model

WCJ120

Transmission ratio

39

Wire steel rope

Spec.

6×19-7.7-1550-I

Line speed

m/min

38.6/25.2

Trolleying speed

m/min

38.6/25.2

Hydraulic jacking mechanism

Hydraulic pump

Work pressure

MPa

20

Power

kW

4

Type of oil pump

GB306

Jacking cylinder

Rated pressure

MPa

20

Dia. of cylinder

mm

Φ125

Dia. of piston rod

mm

Φ90

Stroke

mm

1300

Erection distance

mm

1700

Jacking speed

m/min

0.4

Max. Jacking force

t

24.6


Loading chart


2 falls


Radius (m)

3-27.3

28

29

30

31

32

33

Load (t)

2

1.94

1.86

1.79

1.72

1.66

1.60

Radius (m)

34

35

36

37

38

39

40

Load (t)

1.54

1.49

1.44

1.39

1.35

1.30

1.26

Radius (m)

41

42

43

44

45

46

47

Load (t)

1.23

1.19

1.15

1.12

1.09

1.06

1.03

Radius (m)

48







Load (t)

1.00








4 falls


Radius (m)

3-14.79

15

16

17

18

19

20

Load (t)

4

3.94

3.67

3.44

3.23

3.04

2.87

Radius (m)

21

22

23

24

25

26

27

Load (t)

2.72

2.58

2.45

2.34

2.23

2.13

2.04

Radius (m)

28

29

30

31

32

33

34

Load (t)

1.95

1.87

1.80

1.73

1.67

1.61

1.55

Radius (m)

35

36

37

38

39

40

41

Load (t)

1.50

1.45

1.40

1.35

1.31

1.27

1.23

Radius (m)

42

43

44

45

46

47

48

Load (t)

1.19

1.15

1.12

1.09

1.06

1.03

1.00


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Factory: Shandong Mingwei Hoisting Equipment Co., Ltd.
Trading office: Zibo Chico International Co., Ltd.
   Export manager-Nicole Miao
  +86-531-83530157
  +86-13864046359
  443080359
   mingwei@crane2.com
 

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