• Tower Crane CMAX TC7021 Construction Machiney System 1
  • Tower Crane CMAX TC7021 Construction Machiney System 2
  • Tower Crane CMAX TC7021 Construction Machiney System 3
Tower Crane CMAX TC7021 Construction Machiney

Tower Crane CMAX TC7021 Construction Machiney

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 set
Supply Capability:
20 set/month

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Introduction:
Tower Crane is a machinery used for vertical lifting and horizontal delivering of building materials and any other heavy items during construction process. It can lift and lay down, horizontally shift, and rotate, so the working range is very large. The whole body can be fixed or movable.


Features:
1. It has high working speed, good speed-adjusting performance, steady operation and high efficiency. Three-speed motor and mono-speed ratio decelerator are applied in the lifting struction, which enables heavy load low speed and light load high speed.
2. The range-change structure drives the dolly to change range on the horizontal arm, with good positioning performance. Planet gear decelerator is applied in the circumgyrating structure, together with moment-limiting hydraulic coupler, which can relize high load capacity, steady starting and reliable operation.
3. The crane has complete set of safety devices, which can guarantee the safe and high efficienct operation of the equipment. The machine is equipped with lifting height limiter, dolly range-change limiter, moment limiter, weight limiter, circumgyrating limiter, etc.
4. The operator's room is set independently on one side, with good vision field. It creates a good working environment for the operator.
5. Provide stepless speed regulation. Outstanding in working efficiency, operating stability and reliability,
6. This Tower Crane equipped with hydraulic lifting and connecting. This Tower Crane' s height can accordign to the actual height of the building and at the same time unchange the lifting capacity.
7. LVF: Frequency control, variable speed, smoothness and high stability, non-striking.
8. SM: Three-speed change pole motor, simple in structure, economical ,fitting.


Specifications:

Tower Crane CMAX TC7021 Construction Machiney

Tower Crane CMAX TC7021 Construction Machiney

Q: Minimum QTZ63 tower crane special electric box open for many A
Tower crane (tower crane) is called tower crane, also known as tower crane, originated in Western europe. A revolving crane mounted on top of a tall tower. The working space is large, mainly used for the vertical and horizontal transportation of materials and the installation of building components during the building construction. It consists of three parts: metal structure, working mechanism and electrical system. The metal structure includes the tower, the boom and the base. The working mechanism has four parts, lifting, luffing, turning and walking. The electrical system consists of motors, controllers, power distribution cabinets, connecting lines, signals and lighting devices, etc..
Q: All types of jack up cranes. How is the maximum lifting torque converted?
Tower crane lifting torque = crane maximum lifting weight * maximum operating range; for example: the maximum lifting weight is 2T*, the maximum operating range of 50 meters =1000KN.m.
Q: why do siberian crane migrate in india?
The Siberian Cranes nest in western Siberia . During Winter season in Siberia , they migrate to India which is their wintering ground.The migration route stretches for 4000 miles. Their resting place at the time of migration is the Lake Ab-i-Estada in Afghanistan. The Kaladeo Ghana National Park or the Bharatpur National Park has been declared a world heritage site because the Siberian Crane traverses nearly half of the globe to reach it. The Siberian Crane is presently an endangered species. Larger numbers of birds have been hunted down over the years especially when they undertake the perilous journeys across the Himalayas to reach the wet land. They are shot down in Pakistan to be gifted to friends and relatives. This has led to a severe decline in the number of Siberian Cranes in the world. The immediate need of the hour is to provide safety to the Siberian cranes along their migration route. This popular visitor has not been seen in the last two years in India. The last pair of Siberian Cranes which had made the Bharatpur Bird Sanctuary their seasonal home in the year 2002 was not seen in the year 2003. Their absence is indeed painful and one of the aims of the Crane foundation is to bring back the Siberian Crane to India.
Q: Tower crane technical condition GB/T 9462-1999 has been cancelled? If so, what is the new standard?
the requirement for selecting the steel quality group based on the results of brittle fracture evaluation of steel is increased;Environmental requirements and nondestructive testing requirements for welds are increased;- increased the number of institutional requirements;- increased the type and requirements of some of the units;- - increased technical data requirements that manufacturers should provide;- added some information labeling requirements;- mounting and climbing requirements are increased;The inspection requirements of tower crane are described in detail.
Q: Tower cranes should stop working when the wind speed is greater than the magnitude.
Rules for safety regulation of tower crane,The installation of tower crane is strictly prohibited at grade 4 or above
Q: Why is there as much evidence of Icabod Crane, as there is of god??
Ichabod wasn't headless until Chuck Norris roundhouse kicked him.
Q: Tower crane (tower crane)
In the form of the structure for the tower type, flat type and movable arm type. The model can be divided into QTZ63 suspension, QTZ80 crane, QTZ125 crane, QTZ crane, 315 crane and so on according to the moment division. Now used to arm length + tip weight of the way named, for example, 5513, that is, the longest length of 55 meters arm, the tip of the largest weight of 1.3 tons.
Q: Okay, well obviously, in The Legend of Sleepy Hollow,he was ugly, but wat exactly made him ugly?? it tells you, but its way too complicated for me. Could anybody just make it... simpler?
He was tall, but exceedingly lank, with narrow shoulders, long arms and legs, hands that dangled a mile out of his sleeves, feet that might have served for shovels, and his whole frame most loosely hung together. His head was small, and flat at top, with huge ears, large green glassy eyes, and a long snipe nose, so that it looked like a weather-cock, perched upon his spindle neck, to tell which way the wind blew. A rather tall, slender man with bad posture, and a large nose.
Q: Lifting mechanism in tower crane: M5. Luffing mechanism: what does "M4" mean? Seek expert answers
It is the work level of the organization, representing the working hours and load sizes of the institution. See GBT/13752 or GBT/3811 for specific explanations.
Q: The earthing resistance of tower crane shall not be greater than that of the tower crane
The lightning resistance of tower crane (tower crane) on the construction site shall be no more than 4 ohms.I. tower crane GB/T 5031--20085.5.5.9 lightning protectionIn order to avoid lightning stroke, the main structure of the tower crane, the motor frame and all the electrical equipment metal shell, wire metal protection tube should be reliable grounding, and its grounding resistance should be no more than 4 ohms. When multiple repetitive earthing is adopted, the grounding resistance shall be no more than 10 ohms.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.

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