Product Description

We Are Manufacturer Since 1998
We have over 15 years experience of manufacturing High Mast Lighting Poles. We are 1 of THREE manufacturers that own AIRPORT EQUIPMENT CERTIFICATION in China. You can find our high mast lights in tens of airports in China, and they are also installed in Kenya Airport, Bangladesh airport and etc.
We manufacture of High Mast Lighting poles with height from 18M-50M
Our production capacity: 1000 pcs per month for High Mast Lighting Poles
Specifications
Height
From 18 m to 50m high mast lighting poles
Suit for
Airport, seaport, plaza, stadium, square, highway station, street way, etc
Shape
Round, Multi-pyramidal, Column form, polygonal or conical
Material
Q345B/A572, minimum yield strength>=345n/mm2
Q235B/A36, minimum yield strength>=235n/mm2
Torrance of dimension
+- 2%
Lighting Source
400 W- 5000 W high pressure sodium flood light, light extension: Up to 30 000 m²
Light plate
Various figure of selection, material with hot dip galvanization steel frame
Lifting system
Lifter fixed in the inner of the pole with lifting speed of 3~5 meter per minute
Equipped e; Ant ferromagnetism brake and break proof device, manual operation applied under power cut
Electric appliance control device
Electric appliance box to be the hold of the pole, lifting operation could be 5 meter away from the pole through wire. Time control and light control could be equipped to realize full-load lighting mode and part lighting mode
Surface treatment
Hot dip galvanized Following ASTM A 123, color polyester power or any other standard by client required.
Joint of Poles
Insert mode, inner flange mode, face to face joint mode.
Design of pole
Against earthquake of 8 grade
Wind Speed
80 Km/Hour
Welding We has past flaw testing. Internal and external double welding makes the welding in shape
Thickness 6 mm to 20 mm high mast lighting poles
Production Process
Raw material testCuttingMolding or bending Welding (longitudinal ) Dimension verifyFlangeweldingHole drilling Calibration Deburr Galvanization or powder coating, PaintingRecalibrationThreadPackaging
Packages
Our poles as normal cover by Mat or straw bale at the top and bottom, anyway also can following by client required
Lifting system
Latch barrel with inner mounting bracket locker is mounted to an underside of the mast-top pulley assembly. Furthermore, all steel cables are not exposed and more effectively protected.
Latching mechanism latched on steering arms is CZPT to release strain on steel cables when in the operation position. The process of latching on and off is stable and without vibration.
The bumper is designed on the luminary mounting bracket for avoiding direct damage between mast-top assembly and the raising luminary mounting bracket.
The leveling device for luminary support bracket is easy to operate and convenient to adjust level.
Special designed red-flag indicator has obvious visual effects and reflects actual situation of latching operation.
Testing

 
 Why Us
 
One-stop Service
 
 You can find solutions for almost all outdoor lighting from us, like street lighting, square lighting, landscape lighting, traffic lighting and commercial lighting and so on.
 
Vertically Integrated Production System
 
 You will enjoy high-quality product with cost-effective price from us because we manufacture most of the main components from LED source, light fixture, solar panel, pole and even painting powder to control the cost and quality.
 
15 Years Manufacturing Experience
 
 Since 1998, we have started manufacturing street lighting. The 15 years’ experiences have been a persuasive insurance for us to offer reliable products.
 
Large Factory with Complete Facility
 
We have 400 staffs with factory area 6000 m2.  We also equipped with complete production and testing equipments, such as Steel Pole Rolling Machine, Spray Machine, Pressure Machine, Integrating Sphere, Lighting Simulating Machine and Weather-ability Testing Machines, etc . . 
 
Advanced Technology
 
 Our 60 experienced engineering team work with the PV institute of ZheJiang  FUDAN University , HangZhou Foxconn to R&D outdoor lighting products. We have obtained over 20 national patents and built our own brand LUYOU.
 
Cost Efficiency
 
 Manufacturing main components to save cost. XIHU (WEST LAKE) DIS. manufactures the solar panel, light fixture and pole to control the cost and quality.
 
 Factory outlet. There’s no middleman between the manufacturer XIHU (WEST LAKE) DIS. and domestic and oversea buyers.
 
 
 
 
 
 
 
Packages:
Bulb wrappings for high mast lighting poles, individual cartons for lamps and controlling equipments, etc. A 40′ HP loads 7-20M/ 6-25M/ 5-30M/ 4-35M high mast lights.
Our projects

Lead Time
20 days on receipt of payment for 10 high mast light poles
Payment Terms
30% in advance and 70% before shipment for our products

We proud of our product 

The Mechanical Advantage of a Pulley

A pulley is an important tool for many tasks. The advantage that it offers over a hand-held mechanism is its mechanical advantage. In this article, we’ll discuss the types of pulleys and their applications. We’ll also look at the types of compound pulleys. And, of course, there’s a little bit about the mechanical advantage of a pulley. This article will help you decide whether this tool is right for your needs.

Mechanical advantage of a pulley

A pulley has a mechanical advantage over a lever because it is able to produce more force over longer distances. The mechanical advantage of a pulley sounds brilliant and could produce energy. But what exactly is this mechanical advantage? Let’s take a look. First, consider how a pulley works. A rope supports a 100kg mass, which requires 500 newtons of force to lift. If the rope supports a 100kg mass, 2 sections of rope can support that load. Using a pulley, you can lift the same weight with half the force.
A pulley’s ideal mechanical advantage is the ratio of the force applied to the total length of the rope. The larger the radius, the greater the mechanical advantage. A pulley made up of 4 rope segments has an ideal mechanical advantage of four. Therefore, a four-segment pulley would multiply the force applied by four. As the numbers on the rope segments are smaller than the total length of the rope, it would be better to use a compound pulley.
The mechanical advantage of a pulley can be calculated by using the T-method. The first step in calculating the mechanical advantage of a pulley is defining the force you need to lift. Then, divide that force by 2 to calculate the amount of force you need to lift the load. Once you know this amount, you can design a pulley to meet your needs. That way, you can achieve the perfect balance between the 2 types of pulleys.

Types of pulleys

The main function of the pulley is to change the direction of the force. The mechanical advantages of a single pulley are two. Ideally, 2 pulleys should have 2 or more mechanical advantages. The mechanical advantage of compound pulleys can be increased to 2 or more. The number of pulleys that make up the composite pulley will determine the mechanical advantage. Certain types of pulleys are combined in 1 housing.
A stepped pulley is a set of pulleys with stepped surfaces. Each face is anchored to the mid-axis in an ordered sequence. This design gives these pulleys their name. They are used to increase and decrease the speed of the driven pulley. Step pulleys are usually used in pairs. They can be straight or stepped, but usually come in pairs.
The 3 main types of pulleys are pulleys, rope pulleys, and chain pulleys. Pulley Pulley systems use mechanics to lift and lower heavy objects. The Greek historian Plutarch credits the invention of the pulley to Archimedes of ancient Sicily. The Mesopotamians used rope pulleys to lift water around 1500 BC, and Stonehenge is said to have been built using a rope pulley system.

Application of pulley system

The advantages of using a pulley system are numerous. The ability to lift heavy objects is a good example. The pulley system makes it easy for people to lift blocks and other large objects. It can be used in many different applications, from utility elevators to construction cranes. In addition, it is widely used on sailing boats. If you want to learn more about the benefits of a pulley system, keep reading!
You can use the pulley system to water flowers or water plants. Some of them even lowered the pot to make cleaning easier. Pendant lights are another great place to install a pulley system. Climbing and fishing are just some of the activities that utilize the pulley. They are great for fishing and gardening. And since they are so versatile, you can use the pulley system anywhere.
To get the most out of your pulley system, you must choose a product that has all of the above attributes. A high-quality pulley must have a large pulley diameter and be made of sturdy materials. The cables must also be properly supported in the pulleys to ensure a long service life for your investment. A good cable should have minimal cracks and be lubricated. These factors are the most important considerations when choosing a pulley system for your needs.

composite pulley

Composite pulley systems combine 2 or more movable pulleys. These systems maximize the force to move the weight and can also change direction so they can be used to lift weights. Composite pulley systems can be as simple or as complex as your needs. For example, a pulley pulley system uses multiple pulleys on each axis. This method is often used for hoisting building materials.
A compound pulley system has 2 or more rope segments, each of which is pulled up on a load. It can increase lift by making objects move faster. These systems are common on large sailboats and construction sites. Composite pulleys are also available for larger boats. Due to their versatility, they are versatile tools for construction sites and large sailboats. If you have their app, you should consider buying one.
The main advantage of composite pulleys is their versatility. You can use them to lift weights or use them to save energy. Composite pulleys are especially useful for lifting heavy objects. For example, you can tie a paper clip to the end of the rope and pull it up. The flag is then lifted into the air with the help of compound pulleys. Composite pulleys are a great invention and they are often used in construction.

security considerations

There are several safety considerations to consider when using pulleys. The first is Secure Workload (SWL). This value is a general guideline for the maximum weight a pulley can safely handle. It varies according to the height and angle of the pulley. Besides SWL, there are some other factors to consider. Consider each 1 before deciding on the pulley that best suits your needs.
Another safety consideration is the weight of the load. Since the highs of the pulley are higher than the lows, it doubles in weight. The weight of the high point should not exceed 4 kN. The safety factor is calculated by multiplying the strength of the pulley by the weight of the load. Secondary COD has a safety factor of 10:1 and bulletproof primary anchors should be used with pulleys.
If using a chain hoist, you must be trained in the appropriate type of lifting. It is important not to hang on the top hooks of the structure, nor to overload or rig the hooks with multiple slings. You should also avoid corroded or damaged chains, as they can cause the crane to jam or overload. A worn chain can even cause the load to drop.

Components of a pulley system

Proper design of the pulley system can increase the life of the cables and pulleys. Larger diameter cables should be selected as they are more durable than smaller diameter cables. The cables should also be supported in the pulley grooves. The pulley must be designed to be compatible with the cable and its lubrication should be optimal. Proper lubrication of cables and pulleys will ensure maximum durability and longevity.
The first type of pulley is called a fast pulley. These pulleys are used for quick start and stop of the machine. These pulleys are usually mounted in pairs on the countershaft of the machine. One pulley is tightly mounted on the machine shaft, while the other pulley is fitted with a free-spinning mechanism. When the machine is running, the belt is mounted on the tensioner pulley, and when it is stopped, the belt slides on the independent pulley.
Composite pulley sets reduce the overall effort required by reducing the size of the pulley. These are usually attributed to Archimedes. Flat pulleys are often used in flat belt driven transmission systems. These are used in high-speed, low-power applications. Flat pulley idlers are also used on the back of traditional V-belts.