JL7050 Topkit Tower crane for construction site

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Description of  TOWER CRANE JL7050

1) JL7050 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




  • Max. working range 70m, tip lifting weight 5T and Max. lifting weight 20T.

  • 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) 66

  • Max height with attachment (m) 302

  • Working range can be adjusted(m)70/65/60/52/45

  • Min working range(m)2.8

  • Max lifting capacity(t) 20

  • Tip load @ 70m(t)5.0

Packaging & Delivery of TC7050

40HQ container

25~30days after deposit

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Q:English Help Contrast the Effects of the War in Cranes, Thoughts of Hanoi, and Tokyo.?
I could not find Tokyo on the internet...I will look for it later because the first two selections were so good. I did find and read Cranes and Thoughts of Hanoi. The thing that struck me most was that they both had in the back of their minds, in their memories, the thoughts of childhood in their home countries, all its mysteries and beauties...and as well all the regular, daily life going-ons of the communities. It was all still alive to them in their mind, and indeed, in real life. Those same trees they climbed as children still grew. farmers still grew crops. Birds were still birds, wild and free, or caught and sold. War is so awful, so much death, I think you are astonished to find that life still goes on. Much changes yet much remains unchanged. The great wheel of life turns.
Q:How difficult is white crane boxing?
Frank and Mito are precise IMHO. that is probable a kind linking itself to the previous. optimistically, that is not purely linking itself to the Karate toddler..ha ha. And it probable is on the up and up... yet i could be careful anyhow. This decision can impression your preparation for years. stable success!
Q:What is a "crawler crane" and what kinds of jobs is it good for?
*A crawler is a crane mounted on an undercarriage with a set of tracks (also called crawlers)that provide for the stability and mobility of the crane. Crawler cranes have both advantages and disadvantages depending on their intended use. The main advantage of a crawler is that they can move on site and perform lifts with very little set-up, as the crane is stable on its tracks with no outriggers. In addition, a crawler crane is capable of traveling with a load. The main disadvantage of a crawler crane is that they are very heavy, and cannot easily be moved from one job site to the next without significant expense. Typically, a large crawler must be disassembled and moved by trucks, rail cars or ships to be transported to its next location. Crawler cranes range in lifting capacity from about 40 US tons to 3500 US tons.
Q:what do people do with sandhill cranes after shooting them?
Imagine a really big, really tough flying turkey with a long neck and big head making the sound of a 18 wheeler air horn. I'm not much of a birder or shotgunner, but the guys here use all the things you would if you imagined a combined duck hunt and woodland turkey hunt. Camo everything and the biggest turkey loads you can chamber. In Texas steel only! They call them the prime rib of the skies, although I prefer duck still. If they are endangered on the east coast come out west, we have plenty of them. People crash their cars if they come down near a highway and start landing through windsheilds.
Q:What company makes good camshafts crower, comp or crane?
1. Crane did not go out of business although they were on shaky ground a year and a half ago. A group of private investors and corporations baled them out. Howard's, Crower Comp are all pretty equal. Your car has roller hydraulic lifters so you'd better know what you're buying. Your missing some Chevrolet factory roller lifters and roller cam grinds. I see you haven't purchased the 2010 GM Performance Parts Catalog from your Chevrolet dealer parts counter yet. It's loaded with mild to wild hydraulic roller small block cams. You haven't figured it out yeat have you? A cam switch isn't going to make that 305 run worth a hill of beans. You need a set of cylinder heads to alow it to breathe first. Remember the EQ 3045A vortec performance heads for your 305? The valves ports are bigger and shaped for higher velosity. You're so stubborn I know you'll buy a cam first and whine like hell cause the car won't run any better. You'd better give this project a lot of thought because you're stuck with the stock intake and fuel/air mixer. Lower rear end gears such as 3.42's or 3.73's will wake the car up. Do that first and see if you want to spend any more money on it.
Q:What do you think of paper cranes?
paper cranes take me about 3 minutes to make, that means he took 50 hours making them, wich means he spent 2 whole days folding non-stop... that isn't enough to make a lasting impression, even for a 14yr. old.
Q:why do cranes have outriggers?
the capacity of a travelling crane relates to its resistance to tipping, and is dependent upon wheelbase, which can be extended by use of the outriggers, and counterweight (the big boxy thing at the back of the crane). Every lift requires a firm and stable platform which is what the outriggers provide. For every lift (weight) and reach (how far from the slew point), there is a limiting capacity factor. This is required to be posted within the operator's cab. The actual load lifted may be monitored by a load cell on a running rope (or other location), and through a computer control, limit the actual capacity of the crane.
Q:I have over 300 stuffed animals I've won from crane machines.....?
My brother-in-law won my niece an orange, Halloween cat from a crane when she was very small. She carried that cat everywhere. However, she recently lost it. I've been googling for a replacement. Is there any chance that you have an item like that in your menagerie? And to answer the original question, Salvation Army and Goodwill are great places, but so are state and federal organizations like the Department of Social Services and local Police Departments or Fire Stations. I work for DSS and many agencies like that give away a stuffed animal to any child involved in a case. Just a thought.
Q:How to calculate the pouring and maintenance of tower crane concrete in valuation?
Fixed price can be fixed. According to the design of construction organization. For a fixed item, reflected in engineering construction scheme.List price of the project, the quotation, measures, fees, quotations.
Q:Equipment safety of tower crane
The boom of a tower crane is divided into two types: horizontal and compressed arms. When the movable arm is horizontal, the carrier car runs along the horizontal arm with variable amplitude and amplitude, and the movable arm is longer, but the boom has a larger deadweight. The arm for the strut type when the tractor boom luffing mechanism pitch amplitude, amplitude motion than horizontal smooth, but its relatively small weight.The weight of a tower crane varies with its amplitude. The product of the weight and the amplitude is called the load torque, which is the main technical parameter of the crane. Through the rotary mechanism and slewing tower crane, lifting height, rotation and walking the inertial mass, so it needs to have good control performance, especially the lifting mechanism can fast, slow, heavy and light load installation fretting. In addition to the general use of resistance speed regulation, but also often use eddy current brake, FM, pole change, SCR and mechanical and electrical joint speed regulation. When the crane in the layout to drawing, especially in real estate development area, residential buildings, such as tower crane, but also to consider the safety distance of adjacent tower crane, two in horizontal and vertical direction to ensure the safe distance of not less than 2m, the adjacent tower crane tower crane and interference can not occur. Try to ensure that the tower crane in the wind is too large to be free of rotation. The safe distance between the rear arm of tower crane and adjacent buildings shall be no less than 50cm. The safe distance between tower crane and power line meets the requirement.

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