Product Description
ZTM L756-32ton vts gantry luffing tower cranes quizlet osha on building sites goods and passenger hoists for sale australia ireland
Parameters
| Model | ZTM Tower Crane (ZTL756) | ||||||
| Max. lifting height (m) | Free-standing stationary crane | 57.4m | |||||
| Anchored crane | 188.4m | ||||||
| Working radius (m) | Max. working radius | 60m | |||||
| Min. working radius | 15m | ||||||
| Max. lifting capacity (t) | 32t | ||||||
| Power | 380(±10%) / 50Hz | ||||||
| Hoisting mechanism | Rope fall | α=1 | α=2 | ||||
| Speed (m/min) | 34 | 40 | 120 | 17 | 20 | 60 | |
| Lifting weight (t) | 16.0 | 9.0 | 5.0 | 32.0 | 18.0 | 10.0 | |
| Power (kW) | 110 | ||||||
| Slewing mechanism | Speed (rpm) | 0-0.7 | |||||
| Power (kW) | 11 | ||||||
| Luffing Winch | Speed (degree/min) | 15°-85° 2.5min | |||||
| Power (kW) | 90 | ||||||
Features
With the reputation of"Intelligent Hoisting Expert" in the industry, CZPT has specially designed the tower crane from it's steel structure, mechanism and electric control technology, which makes it more suitable for intelligent hoisting operation scenarios, such as the 2 operation stages of "hoisting" and "installing" in PC building construction.CZPT tower crane adopts the European F.E.M design standard in steel structure and equips with more than 10 unique intelligent hoisting modules in hoisting system, which insure the safety of tower crane all-around and realize the high efficiency & intelligence of the whole hoisting operation.
LVF mechanism:
1. Flender and other famous brand reducer
2. The perfect combination of large drum and double-folding groove, no more cost for the large amount of wire rope wear and tear
3. High-performance vector variable frequency speed regulation, no mechanical shock, sensitive electrical response
4. Wide range of frequency modulation, controllable speed , with long-term low-speed and large-torque output motor characteristics
5. Multiple active safety brake protection, ensuring hoisting safety
6. Millimeter-level control accuracy, with "assembly operation mode", prevent misoperation, completely independent intellectual property rights.
Cabin:
Integrated big luxury cabin with air conditioner built in.Provide unmatched comfort over long hours on the job.
Constant temperature and humidity environment with air conditioner built in,keep operators comfortable, productive and focused on their work to maintain safety.Whole electrical control system positioned inside the cabin.
Improve the service life of electrical components and ensure safe operation for service man. The air conditioner is no longer disassembled when the equipment is repeatedly installed, which improves the service life of the air conditioner and simplifies the installation process.
Electrical all in 1 panel authorized by ABB group locate inside the cabin, waterproof,anti wire aging,anti-electromagnetic interference,not affected by any weather condition,easy operation for service man,saving your maintenance cost.
Equipped with a temperature sensor to avoid the danger of fire and ensure the safe operation of the electrical system.
Each mast section is equipped with an inclined ladder and 1 hot galvanized rest platform per 3 meters, super safe for climbing, the mast section are L46A1, L68A1,L68B1, L68B2,L69 type,which can be global interchangeable.
ZheJiang CZPT Intelligence Equipment Co., Ltd.(ZTM) is a leading construction equipment manufacturer in the industry. Founded in 2003, the company specializes in the research, development and manufacturing of tower cranes and construction hoists. After years of climbing and breakthroughs, CZPT ranked as the NO. 5 tower crane manufacturer and has also become a member of drafting industry-related standards in China.
With innovation and development for many years,ZTM specialized in hammer head tower crane series ,flat top and luffing tower crane series ,each series with a wide range of size and capacities,all strictly complies with European standard F.E.M 1.001.As a leading manufacturer in the industry, the CZPT production facility cover an area of 200,000 square meters,approximately 1100 employees included sales ,R &D ,after-sales, and technical support.We have been exported to more than 80 countries and areas all over the world such as Korea,Malaysia,Vietnam,South America ,Middle East ,Southeast Asia, etc.CZPT tower cranes are fitted with A to Z safety features to help increase safety for technicians ,operators in the work environment,safety access to all zones.
Q1:Are you a trading company or manufacturer?
A1: ZTM is an original manufacturer.
Q2: How to confirm a suitable tower crane model?
A2: My friends, please tell us the below basic parameters to confirm the tower crane model:
a. Building height or tower crane working height.
b. Max load capacity and tip load capacity.
c. Span or jib length
d. Other Special requirements
Q3: How about the installation?
A3: We can support installation CZPT video or send 1 engineer to your country for installing, but you should bear the cost.
Q4: How long is your delivery time?
A4:Generally 7-15 days after advance payment.
Q5: Is it convenient to visit your factory ?
A5: Yes,we welcome every customer to visit our company. We also supply to visit our factory by live stream.
Any other questions, please give us a message, hope can cooperate with you! and welcome you to visit us!
CLICK HERE TO CONTACT US !!!
Types of Pulley Systems
If you've ever tried to lift a pail of water, you've probably seen the pulley system in action. Pulleys are extremely useful tools for everything from household appliances to heavy industrial machinery. Different kinds of pulley systems are classified according to their amount of motion. Some types have fixed axes, while others have movable axes. Some common uses of pulleys are listed below.
two-wheel pulley
Pulleys are complex structures with thin-walled and thick-walled sections. Therefore, they require specific forging designs. The tool concept for the production of pulleys is shown in Figure 11.6. Using the generated tool, the pulley can be forged into different shapes. Process parameters must be optimized based on material, surface quality and metallographic analysis.
Pulleys are wheels mounted on shafts. Its main function is to assist the movement of heavy objects. A single-wheel pulley can change the direction of the force, enabling a person to pull heavy objects. A dual-wheel pulley distributes the weight evenly across both wheels, allowing it to lift the same weight with half the effort.
The mechanical advantage of a two-wheel pulley is that it reduces the force required by about half. A 100 kg object can be lifted with a force of 500 Newtons. The mechanical advantage of a pulley with 2 wheels is twice that of a single-wheel pulley. However, care should always be taken when using two-wheel pulleys.
Two-wheel pulleys can be fixed or movable. A single wheel pulley can only change direction when the load is placed on 1 side of the wheel. Two-wheel pulleys change direction when lifting a load, requiring half the force. Live wheels are better for heavier loads. The movable pulley can be adjusted with the load, and the load distribution is more uniform. Active pulleys can be used with single-rope or two-wheel pulleys.
A pulley system with 2 wheels is called a compound pulley. This type of pulley system has a complex design that reduces the force required to move the load. Two-wheel pulleys are common in industrial and construction environments. These pulleys require a lot of space to install and operate. Additionally, they require regular maintenance to avoid wear and tear.
composite pulley
Compound pulleys are used to increase lift. One fixed pulley is attached to the overhead while the other fixed pulley is attached to the load. This setup minimizes the force required to lift weights, allowing you to lift heavier weights. There are several different types of compound pulleys, each with their own strengths and weaknesses. Below are some examples of their application. Some of the most common are listed below.
Composite pulleys are usually made from 2 different types of wheels. The first 1 is fixed and secure. The second type, movable, is attached to something that moves. The third type, compound pulley, is a combination of a movable pulley and a fixed pulley. Below are 3 types of comparisons. The table below compares them and explains their advantages and disadvantages. Composite pulleys are the most versatile of the three.
The number of sheave segments that make up the composite sheave system increases the mechanical advantage of the system. Each segment adds 1 percent of the total weight, and the ideal mechanical advantage is 2 or more. So a compound pulley with 4 segments will lift three-quarters of the weight. This is because the force applied to the load is multiplied by four. The result is a better boost.
While composite pulleys have many uses, they are most commonly used on larger sailboats. These pulleys work by changing the direction of the control wire or by changing the mechanical force of the rope. They also make it easier to lift heavier objects. Composite pulleys are more expensive than simple pulleys, so consider your needs before buying. The advantages of composite pulleys outweigh the disadvantages.
A basic compound pulley is a device consisting of 2 wheels with fixed points. Ropes are looped around the wheels and are used to lift heavy objects. When you pull on the rope, the rope pulls the 2 wheels closer together. Serious injury could result if this equipment is installed incorrectly. Never exceed the lifting capacity of pulleys and other safety devices that may be attached. When using pulleys, be sure to follow the instructions on the mounting hardware to avoid accidents.
Fixed pulley
Moving pulleys and fixed pulleys are different types of mechanical devices. The movable pulley moves with the object it is used to lift. Because it attaches to the object it is used to lift, it is great for lifting heavy objects. These devices are used in construction cranes and multipurpose elevators. There are many different types of pulleys, and their uses vary widely. Below is a brief overview of these devices.
The simplest pulley set consists of a wheel that is mounted on the ceiling. A rope is attached at 1 end and a person pulls at the other end. The rope is strong enough to keep a person standing while lifting weights. It takes about 200 Newtons of force to lift a 20 kg weight. In contrast, a movable pulley requires a force of 1000N, which makes it easier to lift heavy objects.
Fixed pulleys are another common lifting device. They work by using ropes and slotted wheels attached to the object to be lifted. These devices are convenient to use because they are easy to set up. Moving the scroll wheel doesn't change direction, so it's easier to move objects without putting too much pressure on the back. Unlike a moving rope, a moving object will feel much lighter than its actual weight.
Fixed pulleys are widely used in construction and agriculture. Fixed pulleys can help lift supplies and equipment from scaffolding. These items are often heavy and difficult to lift directly. Fixed pulleys at the top of the scaffolding will allow people at the bottom to lift objects more easily. As a result, those at the bottom are less stressed and more productive. Fixed pulleys will save time and money compared to moving ropes.
Composite pulleys combine fixed and movable pulleys to increase the power of movement. A compound pulley system uses both types of pulleys and enables a person to change direction by reversing the direction of a force. The compound pulley system will save time and effort as the user only has to put in half the effort. Unlike moving ropes, composite pulleys are easy to adjust and are the most versatile system on the market.
Blocks and tackles
A pulley block system is a rope hoist that uses a set of pulleys mounted on a frame. The blocks are arranged in a row, and the threaded rope is called a pulley. Pulley systems help amplify the tension of the rope and are common in sailboats, cranes and drilling rigs. However, these systems are not without drawbacks.
The pulley pulley system can be equipped with as many pulleys as required. This method allows a person to lift heavy objects. The pulley block system can contain the required number of pulleys to achieve the desired height. The main disadvantage of pulley systems is that they create a lot of friction on the pulley shaft.
Pulley systems use 2 types of pulleys. A movable pulley is attached to the load, allowing it to move with the load. On the other hand, fixed pulleys are fixed on fixed points. Therefore, a pulley block system may consist of multiple pulleys mounted on a shaft. For example, the 2 pulleys attached to the shaft each have their own mechanical advantages.
Several types of tackle systems have been developed in recent centuries. The most basic is the gun mount, which uses 2 pulleys to lift the load. The mechanical advantage of such a system is 2 to 3 times the distance required by the rope to move the load. Depending on how they're assembled, the system can lift 400 pounds with 80 or 100 pounds of force.
Another type of pulley is a combination of multiple wheels. The wheels on pulleys are supported by a housing or frame. The chain is attached to the pulley, and the rope is pulled to lift it. A combined pulley system will have multiple wheels. As the load increases, the force on the pulley also increases. This approach is generally more expensive than intercept and intercept systems.
