• JL7020 Topkit Tower crane for construction site System 1
  • JL7020 Topkit Tower crane for construction site System 2
JL7020 Topkit Tower crane for construction site

JL7020 Topkit Tower crane for construction site

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Loading Port:
Shekou
Payment Terms:
TT OR LC
Min Order Qty:
1 unit
Supply Capability:
100 unit/month

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Product Description:

 

Description of  TOWER CRANE JL7020

1) JL7020 tower crane has competitive price and excellent quality, suitable for all kinds of construction project and can work under all kinds of work condition.

2) This kind of crane adopts standard section hydraulic lifting and connecting, and can decide the crane height according to the actual height of the building, and at the same time the lifting capacity will not be affected;

3) 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.

4) 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.

5)The machine has scientific layout and beautiful appearance. The operator's room is set independently on one side, with good vision field. It creates a good working environment for the operator

 

 

SPECIFICATION of  TOWER CRANE JL7020

  • Max. working range 70m, tip lifting weight 2T and Max. lifting weight 12T.

  • Hoisting mechanism fitted with three speed motor, stable braking and less shock when shifting.

  • Trolleying mechanism can provide two operation speeds.

  • Free standing height (m) 59

  • Max height with attachment (m) 200

  • Working range can be adjusted(m)70/65/60/52/48

  • Min working range(m)2.5

  • Max lifting capacity(t) 12

  • Tip load @ 70m(t)2.0


Packaging & Delivery of TC7020

40HQ container

25~30days after deposit












Q: Is Fireplace Crane a modern term for the swing-out metal arms that hang over a fireplace for cooking? e.g. like in dutch ovens or pots/cauldrons that hang over a fire.It sounds like a more modern term and I need to know if there is an older term. Thanks.
Apparently that IS what they were called. Who knew? I would have guessed something a little more poetic like Dragon's Tail because it's long and straight, swings on a pivot and frequently has notches along to top for latching the bails of cooking pots and the like. Crane sounds so... so... ordinary.
Q: if someone have formula for that, one telescopic crane is lifting and i know about the boom lenght and redius,then how i can calculate the angle,if crane crane angle indicator is not working.thankyou.
You can figure out your angle with the Pythagorean method. Also, you should NEVER operate a crane with any indicator device not functioning. This in violation of OSHA law and many state and local laws. If there is any damage or injury you will be held negligent..
Q: in the red badge of courage explain the mechanical metaphor crane uses to describe war?
I don't have a copy of TRBOC around but what you want to look for is a passage in which war is compared to, say, a machine of some sort.
Q: What are the characteristics of a tower crane?
Four, according to the different installation methods of cranes, can be divided into folding transport, self erection of the rapid erection of tower cranes and the need to use the auxiliary machine assembly and disassembly of tower cranes.Can set up their own fast loading crane are small and medium slewing tower crane, mainly used for short duration, low buildings move frequently, the main advantage is to improve work efficiency, save installation cost, save time and labor and material, disadvantage is the complicated structure, large amount of maintenance.A tower crane that needs to be disassembled and assembled by an auxiliary machine is mainly used in middle and high rise buildings, with large working range and large lifting capacity. It is the main type of construction site at present.Five, according to whether the spire structure, can be divided into flat head tower crane and tower tower crane.Tower crane is a new type of tower crane is developed in recent years, its characteristic is the tower cap and the rod part before and after the cancellation in the structure of the original tower crane on the enhanced structural strength of the arm and balance arm, arm and balance arm is directly connected, the utility model has the advantages of:1 、 the whole machine is small in size, easy to install and safe, reduce transportation and storage costs;2, the boom of tolerance and good performance, uniform stress, small damage on the structure and connection part;3, component design can be standardized, modular and interchangeable, reduce equipment idle, improve investment efficiency.It is in the same type of tower crane tower crane head Zhongping slightly higher prices.
Q: I read on wikipedia that in recent years, it has become less popular, but they do not mention why. I understand the philosophy of the art and it seems like Machida and Anderson Silva use similar styles. These are 2 of the best fighters in MMA. Can anyone shed some light on this?
I can't comment on the people you mentioned. What I can say is that White Crane is a good style. BUT, it was never as popular as arts like Goju-ryu, Shotokan, Shito-ryu, and many others. It is curious that Wikipedia would say something like the style is less popular. But then I have always taken what I see on the internet with a grain of salt. Anyone can post any thing they want on the net. That does not make it true.
Q: Under what circumstances are winches used and under what circumstances tower cranes are used?
1, this depends on the specific construction organization design, the general height of less than 20 meters, all with the hoist.2, the framework of the structure, four, 18 meters, construction area, if large, with tower cranes, of course, labor-saving, time-saving and rapid progress, if the construction side agrees, it is best to use tower cranes.3, artificial wages are too high, the project is big, with the winch is not worthwhile, progress can not catch up, workers are also big grievances. The track type tower crane is usually used in shipyard or fixed freight yard.
Q: How many meters of cranes should be in accordance with the anemometer?
The state specifies the installation of wind speed meters for outdoor cranes!AskMore than how many meters need to be installed, or as long as it's outdoor, it needs installationChasing the answerThe provisions of the People's Republic of China national standard GB 6067.1--2010:9.6.1.1 high speed cranes for outdoor work shall be equipped with an anemometer. The anemometer shall be installed on the windward side of the crane.9.6.1.2 high speed cranes for outdoor work should be equipped with an air speed alarm that displays instantaneous wind speed, and when the wind speed is greater than the working wind speed setting value, the alarm signal should be sent out.
Q: Emergency treatment of interrupted electricity during lifting of tower crane
It is very dangerous to stop the electricity during the lifting of tower crane. Because the slewing brake is missing, the tower crane is very dangerous because the wind rotates.
Q: Since now everyone will know what's coming when you get in the crane kick position, and the element of surprise is gone, has the crane kick become an extinct move? Do martial arts experts not like the Karate Kid for ruining the crane kick in the way magicians don't like other magicians who reveal their secrets?
No. Anyone who poses for any technique like in the movie is going to get hit. Movies are for fun, not for learning to preform a martial art.LOL The Crane kick should come fast and un telegraphed not like in the movie. It is very similar to the Taekwando jump front kick.
Q: We see lots of cranes doing some heavy lifting during construction. But how do they get so high up these buildings? And when construction is nearly done, how do they go back down?
Those type of cranes have a support system that is continuously built as the building gets taller. The crane climbs up on the support system to reach the next level and climbs down to get down

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