China OEM Manual Chain Block Hoist 20 Ton Lifting Chain Pulley Block near me manufacturer

Product Description

Products Description
Make by Standard:EN13157
1:Chain hoist Capacity range from 0.5ton to 50 ton
2: Compact sized design product suitable for all application. 3: Suspension and load hooks are made of alloy steel,35CrMo treated heat and fitted with heavy duty safety latches, fitting groove and inspection points. 4:Machined chain sprocket and gears provide smoother,more efficient operation.
5:Hook with safety latch securely can rotate freely 360 degrees.
6: Ergonomic handle design so that the hoist is easy to operate.
7:Hoist has overload protection system.
8: Gears are made up of 20CrMnTi material ,which ensures
toughness and better strength.
9:Fitted with High strength grade 80 alloy steel load chain with galvanized finish for corrosion resistance (comply with EN 818, safety factor 4)*Load chain marked with T8 marks as per EN 818-7.
10:Heavy duty CZPT rollers for avoiding slippage of load chain.
11: Rugged construction featuring steel gear case and hand wheel cover for hand chain operation.
12: All hoists tested at 1.5 times of WLL.

MODEL HSH DF-50 DF-100 DF-150 DF-200 DF-300 DF-500 DF-1000 DF-1500
Capacity load kg 500kg 1000kg 1500kg 2000kg 3000kg 5000kg 10000kg 15000kg
standard lift m 3 3 3 3 3 3 3 3
load chain number of fall   1 1 1 1 1 2 3 6
force N 240 305 340 360 370 370 380 360
running testload kg 750 1500 2250 3000 4500 7500 15000 22500
load chain diameter x number of falls mm 5×15 6×18 8×24 8×24 10×30 10×30 10×30 10×30
hang chain diameter x number of falls mm 5×25 5×25 5×25 5×25 5×25 5×25 5×25 5×25
net weight kg 5.7 11 17 17 26 40 73 160
 Paking weight kg 6 11.5 17.6 17.6 26.5 40.6 73.6 180
packing size cm 27.5×14.5×15.5 28x17x18.5 31×17.5×22 31×17.5×22 39x19x26 44x24x26 58×46.5×24.5 47×42×70
add 1m load chain N.W (kg/m) 0.541 0.77 1.36 1.36 2.2 4.4 6.6 13.2
add 1m hand chain N.W (kg/m) 0.9 0.9 0.9 0.9 0.9 0.9 0.9 1.8
Dimensions(mm) a 122 152 176 176 216 216 244 441
  b 34 40 52 52 62 65 70 120
  c 118 145 170 170 204 204 204 66
  d 31 31 41 41 45 51 54 400
  e 119 145 157 157 167 167 167 222
  f 65 79 81 81 83 83 83 110
  Hmin 311 361 443 443 431 660 705 1094

 

MODEL HSH DF-2000 DF-3000 DF-5000
Capacity load kg 20000kg 30000kg 50000kg
standard lift m 3 3 3
load chain number of fall   8 12 12
force N 380 400 390
running testload kg 30000 45000 75000
load chain diameter x number of falls mm 10×30 10×30 11.2×31
hang chain diameter x number of falls mm 5×25 5×25 5×25
net weight kg 125 258 425
 Paking weight kg 200 285 4654
packing size cm      
add 1m load chain N.W (kg/m) 17.6 26.4 30
add 1m hand chain N.W (kg/m) 1.8 1.8 1.8
Dimensions(mm) a 429 533 570
  b 125 150 190
  c 105 105 125
  d 376 373 445
  e 222 220 279
  f 113 109 140
  Hmin 1100 1139 1500

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FAQ
Q1. What’s information should I provide to get the price?
A:1. Chain quality? 2.the chain size? 3. the working voltage? 4. the machine frequency?

Q2. What’s the lead time for regular order?
A: The normal delivery time is 60-120 days. If you have special needs or if the quantity is greater than 1 set, please explain
when making an inquiry. When we quote, we will provide you with accurate delivery time according to the actual situation.

Q3. The space of my workshop is limited, can the machine is ok for me?
A: We have been specializing in European machines for 20 years. Machines are 1 of the biggest features of our products.According to your needs, our designers will tailor-made products suitable for your use.

Q4.Can you provide lifting tools?
A: Yes, we can provide any type of lifting tools such as Manual chain hoists, manual lever chain hoist, electric chains
hoists,chains, slings, hooks, electromagnetics, grabs, beams, etc.non-standard fixtures, etc… Welcome to consult

Q5. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q6. Are there any professional technicians to assist our installation?
A: Yes. We have a professional installation team, who has already been to many countries to assist the installation. If you need our technicians to offer this service, please let us know in advance. So that we can arrange the suitable technicians to your country.

Q7. How do you ship the goods and how long does it take to arrive?
A: Small products can be transported by air, and large products can be transported by sea. According to different countries and regions, the specific time will be confirmed according to the actual situation.

Q8. What is your terms of payment?
A: Payment=1000USD, 30% T/T in advance ,balance before shipment. We’ll show you the photos or videos of the products and packages before you pay the balance.

Q9. What is your terms of packing?
A: Generally, we pack our goods in neutral wooden boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters. There is no package of big machines,there are just protective covers.

Q10. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q11. How to proceed an order for hoist?
A: Firstly let us know your requirements or application:Hoists capacity, chains length and others? Secondly We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order. Fourthly We arrange the production.

Q12. Do you offer guarantee for the products?
A: Yes, we offer 1-3 years warranty to our products.
 

Mechanical advantages of pulleys

A pulley is a mechanical device used to transmit motion. The device has a variety of uses, including lifting heavy objects. In this article, we will discuss the mechanical advantages, types, common uses and safety considerations of pulleys. We’ll also discuss how to identify pulleys and their components, and what to look out for when using pulleys. Read on to learn more about pulleys.
pulley

Mechanical advantages of pulleys

The mechanical advantage of pulleys is that they change the direction of force from 1 direction to another. In this way, the person lifting the heavy object can change its position with minimal effort. The pulleys are also easy to install and require no lubrication after installation. They are also relatively cheap. Combinations of pulleys and cables can be used to change the direction of the load.
The mechanical advantage of a pulley system increases with the number of ropes used in the system. The more cycles a system has, the more efficient it is. If the system had only 1 rope, the force required to pull the weight would be equal. By adding a second rope, the effort required to pull the weight is reduced. This increase in efficiency is known as the mechanical advantage of the pulley.
Pulleys have many uses. For example, ziplines are 1 application. This is a good example of pulleys in use today. Pulley systems can be complex and require a lot of space. Using ziplines as an example, advanced students can calculate the mechanical advantage of multiple pulleys by dividing the work done by each pulley by the remainder or fraction. Regents at the University of Colorado created a zipline with K-12 input.
Another use for pulleys is weight lifting. This technique is very effective when using multiple strands of rope. A single rope going from 1 pulley to the other with just 2 hands is not enough to lift heavy objects. Using a pulley system will greatly increase the force you receive. This power is multiplied over a larger area. So your lifting force will be much greater than the force exerted by a single rope.
The pulley is a great invention with many uses. For example, when lifting heavy objects, pulleys are a great way to get the job done, and it’s easier to do than 1 person. The pulley is fixed on a hinge and rotates on a shaft or shaft. Then pull the rope down to lift the object. A pulley assembly will make the task easier. In addition, it will also allow power to be transferred from 1 rotary shaft to another.
pulley

Types of pulleys

If you are an engineer, you must have come across different types of pulleys. Some pulleys come in multiple types, but a typical pulley has only 1 type. These types of pulleys are used in various industrial processes. Here are some common types of pulleys that engineers encounter on the job. In addition to the above, there are many more. If you haven’t seen them in practice, you can check out a list of the different types below.
Fixed pulleys: Fixed pulleys have a roller attached to a fixed point. The force required to pull the load through the fixed pulley is the same as the force required to lift the object. Movable pulleys allow you to change the direction of the force, for example, by moving it laterally. Likewise, movable pulleys can be used to move heavy objects up and down. Commonly used in multi-purpose elevators, cranes and weight lifters.
Composite pulleys combine fixed and movable pulleys. This combination adds to the mechanical advantage of both systems. It can also change the direction of the force, making it easier to handle large loads. This article discusses the different types of pulleys used for lifting and moving. Braided pulleys are an example of these pulleys. They combine the advantages of both types.
A simple pulley consists of 1 or more wheels, which allow it to reverse the direction of the force used to lift the load. On the other hand, dual-wheel pulleys can help lift twice the weight. By combining multiple materials into 1 pulley, a higher ME will be required. Regardless of the type of pulley, understanding the principles behind it is critical.
Pulleys are an important part of construction and mechanical engineering, and their use dates back to Archimedes. They are a common feature of oil derricks and escalators. The main use of pulleys is to move heavy objects such as boats. In addition to this, they are used in other applications such as extending ladders and lifting heavy objects. The pulley also controls the aircraft rudder, which is important in many different applications.

Commonly used

Common uses for pulleys are varied. Pulley systems are found throughout most areas of the house, from adjustable clotheslines to motor pulleys in different machines. Commercially, 1 of the most common uses is for cranes. Cranes are equipped with pulleys to lift heavy objects. It is also common to use pulley systems in tall buildings, which allow tall buildings to move with relative ease.
Pulleys are commonly used in interception and zipline systems, where a continuous rope around the pulley transmits force. Depending on the application, the rope is either light or strong. Pulleys are formed by wrapping a rope around a set of wheels. The rope pulls the object in the direction of the applied force. Some elevators use this system. Pull a cable on 1 end and attach a counterweight on the other end.
Another common use for pulleys is to move heavy objects. Pulleys mounted on walls, ceilings or other objects can lift heavy objects like heavy toolboxes or 2×4 planks. The device can also be used to transfer power from 1 rotating shaft to another. When used to lift heavy objects, pulleys can be used to help you achieve your goals of a good workout.
Pulley systems have a variety of uses, from the most basic to the most advanced. Its popularity is indisputable and it is used in different industries. A good example is timing belts. These pulleys transmit power to other components in the same direction. They can also be static or dynamic depending on the needs of the machine. In most cases, the pulley system is custom made for the job.
Pulley systems can be simple or complex, but all 3 systems transfer energy efficiently. In most cases, the mechanical advantage of a single pulley is 1 and the mechanical advantage of a single active pulley is 2. On the other hand, a single live pulley only doubles the force. This means you can trade effort for distance. Pulleys are the perfect solution for many common applications.
pulley

Safety Notice

If you use pulleys, you need to take some safety precautions. First, make sure you’re wearing the correct protective gear. A hard hat is a must to avoid being hit by falling objects. You may also want to wear gloves for added protection. You should also maintain a good distance from the pulley so that nearby people can walk around it safely.
Another important safety measure to take before using a chain hoist is to barricade the area to be lifted. Use marker lines to prevent the load from sliding when moving horizontally. Finally, use only the sprocket set for vertical lift. Always install shackle pins before lifting. You should also wear personal protective equipment such as earplugs and safety glasses when using the chain hoist.
In addition to these safety measures, you should also use cables made from aerospace-grade nylon. They will last many cycles and are made of high quality materials. Also, make sure the cables are lubricated. These measures reduce friction and corrosion. No matter what industry you are in, be sure to follow these precautions to ensure a long service life for your cables. Consult the cable manufacturer if you are unsure of the appropriate material. A company with 60 years of experience in the cable industry can recommend the right material for your system.

China OEM Manual Chain Block Hoist 20 Ton Lifting Chain Pulley Block     near me manufacturer China OEM Manual Chain Block Hoist 20 Ton Lifting Chain Pulley Block     near me manufacturer

Lifting pulley

As one of the lifting pulley manufacturers, suppliers, and exporters of mechanical products, We offer lifting pulley and many other products.

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