Tower Crane of Jing Kui Model Number QTZ40(4708)

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QTZ40(4708)  Description

Feature: Tower Crane

Condition: New

Rated Loading Capacity: 4T

Rated Lifting Moment: 400

Max. Lifting Load: 4T

Max. Lifting Height: 129

Span: 47

Place of Origin: Christmas Island

Brand Name: JINKUI

Model Number: QTZ40(4708)

Warranty: one year

After-sales Service Provided: Engineers available to service machinery overseas

Certification: ISO9001:2000; CE;Ukraine & Belarus Certificate 

Colour: Orange/ Yellow 

QTZ40(4708)   Features

1.Thirteen years of experience in supplying new self-erecting tower crane with Huiyou Brand.

2. Export to more than 20 countries with CE/ISO/GOST Certificates.

3. Stationary/Travelling, external/ internal climbing tower crane 

4. Impeller blasting/rust protection paint

5. Advanced painting process

6. Potain masts designed with dismountable panels, making teansport easier and cheaper. 

7. New designed mast, can be used to Internal and external climbing tower crane

8. Famous brand mechanism system, Schneider Electronic control system, jiangte and jiuhe motor

9. Engineers available to service machinery overseas.   

QTZ40(4708)    Specification

 Tower Crane of Jing Kui Model Number   QTZ40(4708)

QTZ40(4708)    Pictures

 

Tower Crane of Jing Kui Model Number   QTZ40(4708)

Tower Crane of Jing Kui Model Number   QTZ40(4708)

Tower Crane of Jing Kui Model Number   QTZ40(4708)

QTZ40(4708)    FAQ

Q: What is the brand for the tower crane converter?

A: Normally, more than 10t series tower crane is equipped with converter. The selected converter includes SCHNEIDER, SIMENS, YASKAWA…it could be selected as per clients’ request.


Q: What is the function of the monitor?

A: Monitor, namely inspection system (like black box), which could store 10000 tower crane operation reports, and it is recommended to be installed in big cranes more than 16t.


Q: What is tower crane?

A: Tower crane is a modern form of balance crane that consist of the same basic parts. Fixed to the ground on a concrete foundation (and sometimes attached to the sides of structures as well), tower cranes often give the best combination of height and lifting capacity and are used in the construction site.


 

 

 

 


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Q:Type and specification of tower crane,
Type of tower craneAccording to the Ministry of construction ZBJ04008-88 "building machinery and equipment product model preparation method", the tower crane model composition as follows:QTZ, 80H, QTZ------ group, type, characteristic code80------ maximum lifting torque (ton M.)H------ update, variant codeAmong them, the updating code name is expressed in Chinese phonetic alphabet (upper case printed); the main parameter code is expressed in the Arabia numeral. It is equal to the rated lifting torque of the tower crane (unit kN * m) * 10-1;Group, type, characteristic code meaning is as follows: rotary tower crane on QTQTZ slewing tower craneRotary tower crane under QTAQTK rapid installation tower craneQTP climbing tower craneQTG fixed tower craneQTQ automobile tower craneQTL tire tower craneQTU crawler tower craneIn addition, now some tower crane manufacturers, according to foreign standards, with tower crane's largest arm length (m) and arm end (maximum range) can lift the rated weight (KN) two main parameters to mark tower crane model. Such as "QTZ100" in another mark "TC5613", its significance:T C 5613 T------ crane English first letter (Crane) C------ tower English first letter (Tower) 56------, maximum arm length 56m 13------ arm, lifting weight 13KN (1.3 tons)
Q:What is the allowable range of vertical deviation for tower cranes?
Previous answers to this question have been made. In the industry standard "construction site inspection of machinery and equipment technical specification" (JGJ160-2008), in the form of mandatory provisions: the tower crane installation height to basic design requirements, the axis of the tower line should be no more than 0.4% of the bearing surfaces of the lateral vertical deviation; after the attachment, the highest attachment point following the vertical deviation should be less than 0.2%. "The basic height of the design requirements" in the "strong regulation", that is, the maximum independent installation height on the site".
Q:What kind of personnel should be installed for the tower crane installation and disassembly?
2, with special construction operation qualification certificate of construction, lifting machinery, installation, demolition workers, lifting signal workers, lifting drivers, cable operators and other special operations personnel.And an electrician.
Q:Is the tower crane a special type of work?
The crane driver, scaffolder, welders and other special types are
Q:What is the insulation resistance of tower crane?
Two. Safety regulations for tower cranes GB 5144 - 20068.1.3 tower crane metal structure, track, all electrical equipment metal shell, metal line pipe, safety lighting transformer, low voltage side should be reliable grounding, grounding resistance is not more than 4 ohms. Repeated earthing resistance is not greater than l0. The selection and installation of the earthing device shall comply with the relevant requirements of the electrical safety.The insulation resistance of the 8.1.7 main circuit and control circuit shall not be less than 0.5M ohm.
Q:Tower crane 4 how to change the rate of 2 magnification, how to change, say detailed points
There is a magnification pin on the hook group. When the magnification pin is removed, the pulley will automatically slide to the lifting trolley. At this point, the rope will be turned into 2 fold!Some manufacturers produce pulley, also need to be in the car, and then the magnification pulley with pin shaft fixed in the car!
Q:Tower crane body standard section connection bolt screw upward or downward, why?.
Up or down, there is no change in the firm torque of the connecting bolt. Simply choose to go up or down for convenience. Generally no special requirements, it is recommended that the thread upward, so that it is not easy to rust.
Q:Are tower cranes the same as tower cranes?
Tomato, you tomato, potatoes, you potatoTalent exchange of tower crane and tower crane
Q:What does tower crane jacking up mean?
Jack beam and the lifting sleeve frame is connected with the movable claw beam under the fulcrum can fall in the tower body section on the top step.
Q:Calculate the tower crane gantry crane
It's a gantry crane, not a tower crane

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