Item Description

Name: Aerial helicopter conductor cable stringing pulley blocks
We are the leading & specialised manufacture of Transmission Line Stringing Equipments & Resources in China. We could manufacture selection of cable stringing pulley block/ stringing blocks/conductor pulley block/MC nylon pulley block/tackle professionally, and like the large diameter stringing blocks Wire-pressed pulley Grounding pulley Skyward wire-released pulley High velocity steering pulley Surmounting wire-launched pulley Cross pulley Pulley for optical cable Pulley for wire-dividing, conductor stringing roller, cable stringing roller, distribution stringing roller, conductor stringing blocks , cable stringing blocks , transmission stringing blocks, Helicopter Stringing Blocks, Triple Conductor Helicopter Blocks, aerial cable blocks, 5 way roller for 4 conductor stringing, 3 way roller for 2 conductor stringing.

Description:
A. We manufacture a great deal of models for diverse makes use of in the overhead transmission line design.
B. Our pulley blocks are extensively utilised in overhead electrical power line construction. They are utilised to assistance conductors, OPGW, ADSS, communicatio traces.
C. The sheave of the pulley blocks are made from higth toughness MC nylon, or aluminum materials.
Remarks: All varieties of pulley blocks can be made in accordance to the customers’s needs.

If any fascinated, remember to come to feel free to speak to with us for much more info, and we will attempt our very best to comply with your demands.

Sr	Model	Sheave	Rated Load(Kn)	Conductor ACSR(mm2)	Groove width (mm)	Outdoors Diameter (mm)	Width(mm)	Weight(Kg)
0571 11	1FXH-508MC	1	twenty	≤400	408	508	75	16
0571 twelve	1FXH-660MC	one	twenty	≤500	560	660	90	29
0571 thirteen	1FXH-660MC	1	twenty	≤500	560	660	100	31
0571 14	1FXH-820MC	1	thirty	≤630	710	820	one hundred	forty
0571 15	1FXH-916MC	1	50	≤720	800	916	one hundred ten	fifty one
0571 sixteen	3FXH-508MC	three	forty	≤400	408	508	seventy five	38
0571 seventeen	3FXH-660MC	3	40	≤500	560	660	ninety	70
0571 eighteen	3FXH-660MC	3	forty	≤500	560	660	100	75
0571 19	3FXH-820MC	three	50	≤630	710	820	a hundred	118
050110	3FXH-916MC	three	seventy five	≤720	800	916	a hundred and ten	one hundred twenty
050111	5FXH-508MC	five	sixty	≤400	408	508	75	70
050112	5FXH-660MC	five	60	≤500	560	660	one hundred	one hundred ten
050113	5FXH-820MC	5	sixty	≤630	710	820	100	170
050114	7FXH-508MC	seven	seventy five	≤400	408	508	75	106
050115	7FXH-660MC	seven	75	≤500	560	660	ninety	180

Tiny aerial helicopter conductor cable stringing pulley blocks

Sr.	Model	ACSR(mmtwo)	Rated Load(Kn)	Outdoors Dia(mm)	Width(mm)	Weight(Kg)
0571 11	FXHΦ90	twenty five-70	five	ninety	40	.8
0571 twelve	FXHΦ120	70-ninety five	ten	120	thirty	one.two
0571 thirteen	FXHΦ150	70-ninety five	10	one hundred fifty	30	1.8
0571 14	FXHΦ170	95-120	10	a hundred and sixty	40	two.one
0571 15	FXHΦ200	a hundred and fifty-240	ten	two hundred	fifty	3
0571 sixteen	FXHΦ250	150-240	20	250	40	3.two
0571 seventeen	FXHΦ250	a hundred and fifty-240	20	250	sixty	5
0571 eighteen	FXHΦ270	three hundred-four hundred	twenty	270	sixty	5.five
0571 19	FXHΦ320	300-400	twenty	320	eighty	6.3
0571 ten	FXHΦ360	three hundred-400	twenty	360	eighty	7.5
0571 11	FXHΦ408	300-four hundred	twenty	408	eighty	eight.eight

Longree orientation and provider
Longreen is an international stringing equipment provider as effectively as producing & trading combo, offering one-quit services.
We not only generate and sell Longreen normal merchandise, OEM and customize items, but also offer presales and aftersales support by ourselves.

The place to acquire
Longreen sells and provide provider straight from China, then ship to your seaport, airport and even some doorstep.

Buyers Inquiry
 
If urgent, customers can also use on the internet make contact with techniques (On the web chatting, Skype, WhatsApp, WeChat) for rapidly and greater interaction.
Any inquiry will be replied inside 12 doing work hrs.

Longreen quotation
Right after analyzing the inquiry, Longreen group will deliver a quotation, datasheet or other relative files for reference.

Buyer makes payment
Once the buy verified, consumers make payment.
Longreen assist T/T, West Union, MoneyGram payment way.

Longreen prepare production
Creation time
five functioning times for some in-stock products ten working days for most of the products
four months for bulk buy. All goods will be tested for 24 hrs prior to package.

Longreen arrange packing and cargo
All items will be packed in plywood box for protected and prolonged-time transportation. Longreen assist EXW, FOB, CIF, CRF, DDP, DDU phrase.
Any documents needed will be provided, such as packing list, business invoice, bill of lading, airway invoice, CO, Type E, Kind F, ect.

Operation help
The procedure of puller and tensioner is easy and basic.
We will finish the assembly and check nicely prior to shipment.
Operation manual will be provided and once needed other assist, we will provide services by means of video clip, electronic mail, photographs and on-line conversation.

US $200 / Set |

50 Sets (Min. Order)

###

Type:	Conductor Stringing in Hv Powerlines
Customized:	Non-Customized
Condition:	New
Feature:	Wear-Resistant
Conductor Stringing:	1, 2, 3 or 4 Lines
Width:	75mm / 90mm / 100mm / 110mm / 120mm

###

Sr	Model	Sheave	Rated Load(Kn)	Conductor ACSR(mm2)	Groove width (mm)	Outside Diameter (mm)	Width(mm)	Weight(Kg)
050101	1FXH-508MC	1	20	≤400	408	508	75	16
050102	1FXH-660MC	1	20	≤500	560	660	90	29
050103	1FXH-660MC	1	20	≤500	560	660	100	31
050104	1FXH-820MC	1	30	≤630	710	820	100	40
050105	1FXH-916MC	1	50	≤720	800	916	110	51
050106	3FXH-508MC	3	40	≤400	408	508	75	38
050107	3FXH-660MC	3	40	≤500	560	660	90	70
050108	3FXH-660MC	3	40	≤500	560	660	100	75
050109	3FXH-820MC	3	50	≤630	710	820	100	118
050110	3FXH-916MC	3	75	≤720	800	916	110	120
050111	5FXH-508MC	5	60	≤400	408	508	75	70
050112	5FXH-660MC	5	60	≤500	560	660	100	110
050113	5FXH-820MC	5	60	≤630	710	820	100	170
050114	7FXH-508MC	7	75	≤400	408	508	75	106
050115	7FXH-660MC	7	75	≤500	560	660	90	180

###

Sr.	Model	ACSR(mm2)	Rated Load(Kn)	Outside Dia(mm)	Width(mm)	Weight(Kg)
050201	FXHΦ90	25-70	5	90	40	0.8
050202	FXHΦ120	70-95	10	120	30	1.2
050203	FXHΦ150	70-95	10	150	30	1.8
050204	FXHΦ170	95-120	10	160	40	2.1
050205	FXHΦ200	150-240	10	200	50	3
050206	FXHΦ250	150-240	20	250	40	3.2
050207	FXHΦ250	150-240	20	250	60	5
050208	FXHΦ270	300-400	20	270	60	5.5
050209	FXHΦ320	300-400	20	320	80	6.3
050210	FXHΦ360	300-400	20	360	80	7.5
050211	FXHΦ408	300-400	20	408	80	8.8

US $200 / Set |

50 Sets (Min. Order)

###

Type:	Conductor Stringing in Hv Powerlines
Customized:	Non-Customized
Condition:	New
Feature:	Wear-Resistant
Conductor Stringing:	1, 2, 3 or 4 Lines
Width:	75mm / 90mm / 100mm / 110mm / 120mm

###

Sr	Model	Sheave	Rated Load(Kn)	Conductor ACSR(mm2)	Groove width (mm)	Outside Diameter (mm)	Width(mm)	Weight(Kg)
050101	1FXH-508MC	1	20	≤400	408	508	75	16
050102	1FXH-660MC	1	20	≤500	560	660	90	29
050103	1FXH-660MC	1	20	≤500	560	660	100	31
050104	1FXH-820MC	1	30	≤630	710	820	100	40
050105	1FXH-916MC	1	50	≤720	800	916	110	51
050106	3FXH-508MC	3	40	≤400	408	508	75	38
050107	3FXH-660MC	3	40	≤500	560	660	90	70
050108	3FXH-660MC	3	40	≤500	560	660	100	75
050109	3FXH-820MC	3	50	≤630	710	820	100	118
050110	3FXH-916MC	3	75	≤720	800	916	110	120
050111	5FXH-508MC	5	60	≤400	408	508	75	70
050112	5FXH-660MC	5	60	≤500	560	660	100	110
050113	5FXH-820MC	5	60	≤630	710	820	100	170
050114	7FXH-508MC	7	75	≤400	408	508	75	106
050115	7FXH-660MC	7	75	≤500	560	660	90	180

###

Sr.	Model	ACSR(mm2)	Rated Load(Kn)	Outside Dia(mm)	Width(mm)	Weight(Kg)
050201	FXHΦ90	25-70	5	90	40	0.8
050202	FXHΦ120	70-95	10	120	30	1.2
050203	FXHΦ150	70-95	10	150	30	1.8
050204	FXHΦ170	95-120	10	160	40	2.1
050205	FXHΦ200	150-240	10	200	50	3
050206	FXHΦ250	150-240	20	250	40	3.2
050207	FXHΦ250	150-240	20	250	60	5
050208	FXHΦ270	300-400	20	270	60	5.5
050209	FXHΦ320	300-400	20	320	80	6.3
050210	FXHΦ360	300-400	20	360	80	7.5
050211	FXHΦ408	300-400	20	408	80	8.8

Types of pulleys and their advantages and disadvantages

There are several types of pulleys. Learn the basic equations of the pulley system. Then learn about the different uses for pulleys. The disadvantages of using pulleys will be covered. Knowing these, you can buy the pulley that suits your needs. Here are some of the best pulley types and their pros and cons.

Basic equations of pulley systems

A pulley system is a mechanism that allows two blocks of a certain mass to be connected by a taut rope. The acceleration of each block is the same in magnitude and direction. The external force acting on each block is the weight of the block (10g) and the tension in the string. The tension between the two blocks is the total tension and the force acting on the pulley is the weight of the two blocks.
This simple mechanism uses two simple equations to explain how the system works. First, the mass of the weight on both sides of the pulley must be the same. When the weight is forced to move, the rope tightens and the second pulley descends. The weight is also attached to the second pulley and must be the same distance as the first pulley. This will result in a speed ratio of 2 times the distance covered by the first pulley.
Second, we have to calculate the force required to lift the object. The lower mass is supported by a wire configuration passing through all pulleys, while the uppermost pulley is used to apply the force. The lower block is used to support the weight. The applied force needs to travel a distance nx to move the weight. This distance, called MA, can be written as:
Once we have gathered the necessary information, we can apply the calculations to the pulley system. We can also use the Mechanical Advantage Calculator to calculate the force on the anchor. To do this, we must apply a force to the load as well as to the pulley itself. Using this equation, we can calculate the force required by the load to lift the load.

Types of pulleys

There are three basic types of pulleys: movable, fixed and compound. Both types of pulleys translate the force applied to them. The ideal mechanical advantage of pulleys is two. This is because a single movable pulley only doubles the force, whereas a compound pulley doubles or triples the force. This type of pulley is often used with other types of pulleys.
Movable pulls move with the weight of the load, and the force pulling them increases on the lift side. They are often found in utility elevators and construction cranes. These systems are very simple, inexpensive and quiet to use. The force required to lift the object depends on the mechanical advantage of the system. The two most common types of pulleys are listed below. Let’s take a closer look at each one.
V-shaped pulleys are used in vehicles and electric motors. These pulleys require a “V” belt to function properly. Some have multiple “V” grooves to avoid slipping. They are used in heavy duty applications to reduce the risk of power slip. These pulleys also have more than one “V” groove. V-belt pulleys are commonly used in vehicles and electric motors.
Composite pulleys are made from more than one type of cable or rope wrapped around the wheel. They can be fixed or hinged and are usually made of stainless steel or bronze. Composite pulleys have multiple layers and can be a single unit or many different components. There are three main types of pulleys: fixed pulleys and composite pulleys. These are the most common types. Almost every type of pulley is used for some type of application.
Fixed pulleys have one advantage over movable pulleys: they change direction as the weight of the load increases. They are typically used in heavy construction equipment. Gun tackles, patio tackles, and stationary tackles are examples of equipment that use a pulley mechanism. These devices are very common and can be found on most modern construction sites. They provide great convenience for lifting large loads.

application

What are the applications of pulleys? Simply put, a pulley is a mechanical device that transforms a difficult task into an easier one. It consists of ropes and pulleys. It is usually used to lift objects. Usually, people wrap a rope around a pulley and pull up to lift the object. One disadvantage of using pulleys is that they require the same force as lifting the object directly.
One of the most popular applications of pulleys is lifting heavy objects. They help people pull up heavy objects and blocks. The system can also be used in seeders, lifts, grinders, etc. Other applications include raising flags, loading cargo, pulling curtains and rock or mountain climbing. Students can learn about the various uses of pulleys and the physics behind them.
Pulleys can be made of many different materials, depending on the application. Some are movable, which means they move with the object they are used to lift. This pulley system can be made of nylon, wire rope or fiber material. The best part about these systems is that they are easy to install and maintain. For a better grasp, use the guide or video tutorial to learn more about the pulley system and how it works.
Tapered pulleys are common in paper mills. They are high-quality pulleys that transmit power to connected parts. They can be dynamic or static and have different balances. Because pulley systems are highly customized, most industrial applications require systems designed specifically for specific applications. In this way, the system is safe, simple and inexpensive. The benefits of this design are endless.
The most common use of pulleys is for motor drives. They are used to minimize noise by applying force to the shaft to reduce the workload. They are also less expensive than gears and do not require lubrication. Furthermore, they can change the direction of the applied force. They are also less expensive than gears and are often used with other components. A screw is a cylindrical member with helical ribs used to connect something.

shortcoming

Although the pulley system makes it easier to move heavy objects, it still has some drawbacks. When using a pulley system, you must remember that the force required to lift the weight increases with the number of cycles. In addition, the distance between the puller and the heavy object increases, which may lead to accidents. Also, moving heavy objects can be tricky if the rope slips. Pulley systems are not very expensive and can be easily assembled. However, it does require a lot of space.
First, it is not efficient. Besides being inefficient, pulleys produce different forces at different speeds. Fixed pulleys use more force than the load, while movable pulleys move with the load. A movable pulley requires less force than a fixed pulley, but the combined system travels a long distance. Therefore, this method is not as efficient as the fixed method.
Pulleys are not only used in industrial processes. You can see them in various places in your daily life. For example, large construction cranes use pulleys to lift heavy loads. Even flagpoles, blinds, clotheslines, ziplines, motors and climbing equipment use pulleys. Still, despite their advantages, the disadvantages are not too serious.
Another disadvantage of the pulley is its wear and tear. While a pulley’s housing is theoretically infinite, its bearings and locking components typically wear out over time. To overcome this problem, a new bearing and locking assembly can be installed. No need to replace the housing and shaft, the entire assembly can be re-bonded and painted to replicate the original look. Alternatively, the pulley can be replaced with a new housing and shaft.
Using pulleys can also reduce the advantage of pulleys. On the other hand, interception and tackle is a system in which two pulleys are connected to each other using ropes. Unlike pulleys, pulley pulley systems can be adjusted in the direction of travel and can move heavy loads up to four times their force when used in hydraulic lifts.

editor by czh 2023-01-14