Product Description

Provide us with the detailed data according to the following drawing for us to quote.

Diameter[D]	No.	Item Code	Groove[N]	Rope Diameter[d]	Groove distance [a]	Inner Diameter [E]	Pulley Width [B1]	Hub  Width [B2]	Speed [m/s]
Φ320	1	NE320001	4	Φ8	12	Φ80-Φ90	60	80	≤2
	2	NE320002				Φ100-Φ110		85	≤2
	3	NE320003				Φ120-Φ130		90	≤2
	4	NE320004	5	Φ8	12	Φ80-Φ90	72	80	≤2
	5	NE320005				Φ100-Φ110		85	≤2
	6	NE320006				Φ120-Φ130		90	≤2
	7	NE320007	6	Φ8	12	Φ80-Φ90	85	80	≤2
	8	NE320008				Φ100-Φ110		85	≤2
	9	NE320009				Φ120-Φ130		90	≤2
Centrifugal polymerization one-piece metal bushing Nylon Pulley of same specification									≤3
1.CZPT can supply standard parts such as Bearing, Shaft, U-bolt, etc according to customers’ requirements. 2.CZPT can produce other Non-standard elavator driving sheave according to customers’  requirements. 3.The above are standard common parameters.Pulley with diameter of Φ320,Φ400,Φ520 and others can also be supplied.     The below diameters of pulley are avaliable:  Φ150/Φ200/Φ220/Φ240/Φ250/Φ260/Φ280  Φ290/Φ300/Φ330/Φ350/Φ360/Φ410/Φ420  Φ440/Φ450/Φ480/Φ500/Φ540/Φ600/Φ640 Scope of application: villa elevator, passenger elevator, cargo elevator,   sightseeing elevator

 

Diameter[D]	No.	Item Code	Groove[N]	Rope Diameter[d]	Groove distance [a]	Inner Diameter [E]	Pulley Width [B1]	Hub  Width [B2]	Speed [m/s]
Φ400	1	NE400001	4	Φ10	14/15/16	Φ100-Φ110	73	85	≤2
	2	NE400002				Φ120-Φ130		90	≤2
	3	NE400003				Φ140		95	≤2
	4	NE400004	5	Φ10	14/15/16	Φ100-Φ110	90	85	≤2
	5	NE400005				Φ120-Φ130		90	≤2
	6	NE400006				Φ140		95	≤2
	7	NE400007	6	Φ10	14/15/16	Φ100-Φ110	105	85	≤2
	8	NE400008				Φ120-Φ130		90	≤2
	9	NE400009				Φ140		95	≤2
	10	NE40571	7	Φ10	14/15/16	Φ140	120	95	≤2
	11	NE400011				Φ150-Φ160		115	≤2
	12	NE400012	8	Φ10	14/15/16	Φ140	137	95	≤2
	13	NE400013				Φ150-Φ160		115	≤2
	14	NE400014	9	Φ10	14/15/16	Φ140	153	115	≤2
	15	NE400015				Φ150-Φ160		115	≤2
Centrifugal polymerization one-piece metal bushing Nylon Pulley of same specification(No.1-9)									≤3
Centrifugal polymerization one-piece metal bushing Nylon Pulley of same specification(No.10-15)									≤4
1.CZPT can supply standard parts such as Bearing, Shaft, U-bolt, etc according to customers’ requirements. 2.CZPT can produce other Non-standard elavator driving sheave according to customers’  requirements. 3.The above are standard common parameters.Pulley with diameter of Φ320,Φ400,Φ520 and others can also be supplied.     The below diameters of pulley are avaliable:  Φ150/Φ200/Φ220/Φ240/Φ250/Φ260/Φ280  Φ290/Φ300/Φ330/Φ350/Φ360/Φ410/Φ420  Φ440/Φ450/Φ480/Φ500/Φ540/Φ600/Φ640 Scope of application: villa elevator, passenger elevator, cargo elevator,   sightseeing elevator

 

Diameter[D]	No.	Item Code	Groove[N]	Rope Diameter[d]	Groove distance [a]	Inner Diameter [E]	Pulley Width [B1]	Hub  Width [B2]	Speed [m/s]
Φ520	1	NE500001	4	Φ10	14/15/16	Φ100-Φ110	73	85	≤2
	2	NE500002				Φ120-Φ130		90	≤2
	3	NE500003				Φ140		95	≤2
	4	NE500004	5	Φ10	14/15/16	Φ100-Φ110	90	85	≤2
	5	NE500005				Φ120-Φ130		90	≤2
	6	NE500006				Φ140		95	≤2
	7	NE500007	6	Φ10	14/15/16	Φ100-Φ110	105	85	≤2
	8	NE500008				Φ120-Φ130		90	≤2
	9	NE500009				Φ140		95	≤2
	10	NE50571	7	Φ10	14/15/16	Φ140	120	95	≤2
	11	NE500011				Φ150-Φ160		115	≤2
	12	NE500012	8	Φ10	14/15/16	Φ140	137	95	≤2
	13	NE500013				Φ150-Φ160		115	≤2
	14	NE500014	9	Φ10	14/15/16	Φ140	153	115	≤2
	15	NE500015				Φ150-Φ160		115	≤2
Centrifugal polymerization one-piece metal bushing Nylon Pulley of same specification(No.1-9)									≤3
Centrifugal polymerization one-piece metal bushing Nylon Pulley of same specification(No.10-15)									≤4
1.CZPT can supply standard parts such as Bearing, Shaft, U-bolt, etc according to customers’ requirements. 2.CZPT can produce other Non-standard elavator driving sheave according to customers’  requirements. 3.The above are standard common parameters.Pulley with diameter of Φ320,Φ400,Φ520 and others can also be supplied.     The below diameters of pulley are avaliable:  Φ150/Φ200/Φ220/Φ240/Φ250/Φ260/Φ280  Φ290/Φ300/Φ330/Φ350/Φ360/Φ410/Φ420  Φ440/Φ450/Φ480/Φ500/Φ540/Φ600/Φ640 Scope of application: villa elevator, passenger elevator, cargo elevator,   sightseeing elevator

FAQ
 

1. Are you manufacturer or trading company?

We are the leading manufacturer in Elevator Pulley field for more than 30 years, integrating R & D, Production and sales as 1 covering an area of 46,620 square meters.
 

2. What material are you using for packing?

We can use cartons or wooden cases to pack the products according our customers’ requirements.
 

3. We methods are you using for shipping?

We can use Sea shipping, Air shipping and Express accordingly. We have long-term cooperation with TNT, FedEx, UPS, EMS and DHL, multiple ways to choose from.
 

4. How can I place an order with you?

The best way is to send us your drawing and our engineer can make a drawing according to our exist mould. If you don’t have a drawing, you can send us your data for the elevator or pulley, we can also make drawing accordingly.
 

5. Do you have any other ways to introduce your company to all over the world?

We also attend exhibitions at home and abroad. Please leave us your contact information and we will send you invitation ahead of time.
 

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.