• CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion System 1
  • CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion System 2
CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion

CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion

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$10,000.00 - 100,000.00 / unit get latest price
Loading Port:
Shanghai
Payment Terms:
TT or LC
Min Order Qty:
1 unit
Supply Capability:
10 unit/month

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QTK40 SELF ERECTION TOWER CRANE

 

1.1 Brief introduction

The QTK40 model self erection tower crane is developed by our company on basis of years of experiences in production and new technical innovation.This tower crane is whole consignment & fast set-up vertical and level transport machinery. Mainly apply to 7~10 storey civil buildings. This machine also could used in factory, goods yard, station, ports to move products, as well as to be a mobile hoisting machine.

 

1.2 Features

The famous feature of this kind tower crane could realize fast-installation and whole consignment transportation. After whole enfolding of tower crane, two workers could transport tower crane by one truck crane (8ton), and the installation could be finished within 40 minutes.

Other features:

(1) Inner tower expansion in suit place, it could auto-lock and release

(2)  lifting beam could auto-unfold or fold when towers stretch and unfold

(3) (Tower stretch and unfold, beam unfold, counter weight load ,which all could do range form 0~360°

(4) Adopt drum, whole steel wire rope pulley system, to realize lifting& installation set-up work

(5) Have two kinds interchange device: track and fixed supporting lug, to adjust different uses

(6) The angle of altitude of lifting beam is 15, then could increase the height of lift, but its Max lift weight is 1100kg .

(7) Lifting mechanism, trolleying mechanism and traveling mechanism adopt frequency & gear changable to control speed.

(8) Slewing gear adopt electric resistance control mode, smooth starting, with good positioning performance

1.3 Main technical data

1.3.1 Main technical data

 

 Lifting moment

kN·m

400

Rated lift weight(level beam/ overhead beam 15°)

t

1.14.01.1

Work range (level beam/ overhead beam 15°)

m

436434.5

Lift height(level beam/overhead beam 15°)

m

23.532.5

Track moment x axle moment

m

3.8×3.8

Work wind scale

level

6

Self weight

t

14.63

Counterweight

t

22.88

 Radius of tail gyration

m

3.2

Cable drum driving distance

m

20(left and right)

Rail type

kg/m

43

Equipment total power

(380V/50Hz/3)

kW

25.9

 

1.3.2 Speed & motor power 

       

Mechanism name

Unit

Work speed

Power (KW)

Lifting mechanism  

(m/min)

α=2

α=4

11KW

029

014.5

Jib lubbing mechanism  

(m/min)

9.0

4KW

Trolley mechanism  

(m/min)

20/30

2.2/1.5KW

Traveling mechanism  

(m/min)

024

2×1.5KW

slewing mechanism 

(r/min)

 00.65

55 N·m

 1.3.3 Lift performance data

Four rates

Rm

4-11

12

14

16

18

20

22

kg

4000

3654

3106

2696

2377

2122

1913

Rm

24

26

28

30

32

34

36

kg

1739

1591

1465

1356

1260

1175

1100

Two rates:

Rm

4-21

22

23

24

25

26

27

28

kg

2000

1913

1822

1739

1622

1591

1526

1465

Rm

29

30

31

32

33

34

35

36

kg

1408

1356

1306

1260

1216

1175

1137

1100

                 Beam structure 15 °angle of altitude property list(Two rates)

Work range

Rm

Max load

Qkg

Max lifting height

Hm

3.534.5

1100

32.5

 1.4 Main transport parameter

1.4.1 Transport on railroad 

Ready machine weight P is about 14.63 tons, and the distance from center of gravity  to the slewing center is about 0.6 m. 

Attention: in order to make the railway transport is not overrun, the following components must be removed: 

(1) the dragged mechanism for highway transport; 

(2) Pack up the traveling mechanism and fixed brace fold; 

(3) others please refer to the packing requirements and shipping list. 

 

1.4.2 Highway transport  

  Tire load table

Bridge loadt

Tire

Model

Qty

front

5380

9.00R20

2

back

9250

9.00R20

4

 1.5 Pictures

CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion

CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion

FAQ of  CMAX QTK40 Self Erection Tower Crane ,Inner Tower Expansion

What's other improtant advantages ?
1)Fast, simple and safe erection of small, light individual modules.
2)Excellent choice for narrow sites in the city as there is no need to pre-assemble the whole jib on the ground.
3)Stable funcion of Frequency Inverters and other electrical control systems for 3 main mechanism, and easy and convenient self repair and maintenance for the clients.
4)Twice ball blasting and twice painting for steel structure surface of CJ tower cranes, the hot-dip galvanizing process is used on the handrails, and the time limit of the galvanized quality assurance is 50 years.
5)Good at endurance, adapting to atrocious weather like higher of lower temperature, acid rain and typhoon.

 

Q: who invented them and why do people make them?
in Japanese folklore if you fold a 1000 origami cranes you get are granted a wish, usually concerning health/long life. The peace part comes from the story of Sadako Sasaki a victim of the Hiroshima atomic
Q: For example, self lifting tower crane mounted to 10 meters or 2 floor use. How do you install the third floor now? Is it necessary to remove the crane?. Then add the length of the steel frame on the base seat, and then install the crane above him If so, then 2 cranes are needed. But how is another crane installed?Ask you experts on the construction site of self lifting tower cranes how to install?. Do you use hydraulic jacks like car jacks?
Looking for technical personnel to install, you fuck what heart?.
Q: Old used 200 t crawler crane is available for purchase. What are the guidelines/ thumb rules for assessing its cost ?
Supply vs demand Extreme examples: If the crane is no longer needed anywhere, the cost will be 0; no demand. If the crane still has a unique useable function and there is only one available, it's immediate cost will be very high; no supply. So, assuming that the cranes supply/demand is somewhere in the middle, the methodology for assessing it's cost would be to evaluate the following: * Where is it located with respect to where it is needed? (place value) * How quickly do I need it, and how quickly can I get the crane? (time value) * What alternative solutions are available? * How much do other similar cranes cost? * etc Hope this helps!
Q: the highest ranking American serviceman, at least in the so called prison camp
no, he was brutally murdered
Q: What are the requirements for the use of an anti-two block device on a lattice boom crane used as a drill?
...keep it to the dinosour
Q: I would like to buy KATO crane and I have its serial number. I wonder how I can check with serial number if the crane is Originally Made in Japan! Which site should I go for checking? It will be great help if you answer my question.
Im assuming it to be a modern Rolex Oyster 1/ it is much heavier than you would expect. 2/ the second hand appears to move in a continuous smooth motion rather than in individual 1 second ticks. 3/hold the face to your ear, you can actually hear the extremely rapid ticking 4/the face glass will not scratch nor break 5/when new it would be supplied in a green box containing rolex wallet etc. and Authentification certificate. My box and contents are in pristine mint condition, only ever opened once to take watch out when new. thus the box alone adds ?200 to value. 6/Any Rolex dealer will check the serial number for you. Also every reported lost/stolen Rolex is listed so dealer can check! 7/ Assume its dodgy, any Rolex dealer would buy it from him either for cash or in part exchange for any other watch! 8/ Rolex dealers all have secondhand watches for sale. 9/Decide if you really want a Rolex, they look superb but are not accurate time keepers! the inside is based on much cheaper Zenith movement. A Cartier is much better watch for the money! 10/ I bought my Rolex new and with hindsight wish Id bought a Cartier, which would have also held its value better. Take it to a Rolex dealer and have it appraised first. if he wont let you then walk away and buy from a real Rolex dealer, who will sell you secondhand for half new price, or less!
Q: How many meters is the tower crane installed on the edge of the deep foundation pit?
Hello, it depends on your design requirements, generally have the pit bottom, straight out of a tower crane base do. Or elevator shaft is also more. Generally, the foundation pit is shallow foundation pit or relatively small foundation pit.
Q: It is a single blade knife very similar to a case sodbuster
Sounds of the Asian descent,
Q: how much does a crane operator make ?
Tons of money. I use to off load ships in the San Diego harbor and they were long shore men or women. The crane operator made about $40 per hour.
Q: We need to purchase spare parts. If there are any supplier in the ASEAN region as possible. We are in urgent need . We are from Viet NamThank you.Email : tuanhuynh62@yahoo,com
they claim to have what you need. Good luck, I bet it's near impossable to get parts over there. You have a lot of work?

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