Product 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.

How to use the pulley system

Using a pulley system is a great way to move things around your home, but how do you use a pulley system? Let’s look at the basic equations that describe a pulley system, the types of pulleys, and some safety considerations when using pulleys. Here are some examples. Don’t worry, you’ll find all the information you need in 1 place!

Basic equations of pulley systems

The pulley system consists of pulleys and chords. When the weight of the load is pulled through the rope, it slides through the groove and ends up on the other side. When the weight moves, the applied force must travel nx distance. The distance is in meters. If there are 4 pulleys, the distance the rope will travel will be 2×24. If there are n pulleys, the distance traveled by the weight will be 2n – 1.
The mechanical advantage of the pulley system increases with distance. The greater the distance over which the force is applied, the greater the leverage of the system. For example, if a set of pulleys is used to lift the load, 1 should be attached to the load and the other to the stand. The load itself does not move. Therefore, the distance between the blocks must be shortened, and the length of the line circulating between the pulleys must be shortened.
Another way to think about the acceleration of a pulley system is to think of ropes and ropes as massless and frictionless. Assuming the rope and pulley are massless, they should have the same magnitude and direction of motion. However, in this case the quality of the string is a variable that is not overdone. Therefore, the tension vector on the block is labeled with the same variable name as the pulley.
The calculation of the pulley system is relatively simple. Five mechanical advantages of the pulley system can be found. This is because the number of ropes supporting the load is equal to the force exerted on the ropes. When the ropes all move in the same direction, they have 2 mechanical advantages. Alternatively, you can use a combination of movable and fixed pulleys to reduce the force.
When calculating forces in a pulley system, you can use Newton’s laws of motion. Newton’s second law deals with acceleration and force. The fourth law tells us that tension and gravity are in equilibrium. This is useful if you need to lift heavy objects. The laws of motion help with calculations and can help you better understand pulley systems.

Types of pulleys

Different types of pulleys are commonly used for various purposes, including lifting. Some pulleys are flexible, which means they can move freely around a central axis and can change the direction of force. Some are fixed, such as hinges, and are usually used for heavier loads. Others are movable, such as coiled ropes. Whatever the purpose, pulleys are very useful in raising and lowering objects.
Pulleys are common in many different applications, from elevators and cargo lift systems to lights and curtains. They are also used in sewing machine motors and sliding doors. Garage and patio doors are often equipped with pulleys. Rock climbers use a pulley system to climb rocks safely. These pulley systems have different types of pinions that allow them to balance weight and force direction.
The most common type of pulley is the pulley pulley system. The pulley system utilizes mechanical advantages to lift weight. Archimedes is thought to have discovered the pulley around 250 BC. in ancient Sicily. Mesopotamians also used pulleys, they used ropes to lift water and windmills. Pulley systems can even be found at Stonehenge.
Another type of pulley is called a compound pulley. It consists of a set of parallel pulleys that increase the force required to move large objects. This type is most commonly used in rock climbing and sailing, while composite pulleys can also be found in theater curtains. If you’re wondering the difference between these 2 types of pulleys, here’s a quick overview:

Mechanical Advantages of Pulley Systems

Pulley systems offer significant mechanical advantages. The ability of the system to reduce the effort required to lift weights increases with the number of rope loops. This advantage is proportional to the number of loops in the system. If the rope had only 1 loop, then a single weight would require the same amount of force to pull. But by adding extra cycles, the force required will be reduced.
The pulley system has the advantage of changing the direction of the force. This makes it easier to move heavy objects. They come in both fixed and mobile. Pulleys are used in many engineering applications because they can be combined with other mechanisms. If you want to know what a pulley can do, read on! Here are some examples. Therefore, you will understand how they are used in engineering.
Single-acting pulleys do not change direction, but compound pulleys do. Their mechanical advantage is six. The compound pulley system consists of a movable pulley and a fixed pulley. The mechanical advantage of the pulley system increases as the number of movable wheels decreases. So if you have 2 wheels, you need twice as much force to lift the same weight because you need a movable pulley.
The mechanical advantage of a pulley system can be maximized by adding more pulleys or rope lengths. For example, if you have a single pulley system, the mechanical advantage is 1 of the smallest. By using 2 or 3 pulleys, up to 5 times the mechanical advantage can be achieved. You can also gain up to 10 times the mechanical advantage by using multiple pulley systems.
The use of a single movable pulley system also adds to the mechanical advantage of the pulley system. In this case, you don’t have to change the direction of the force to lift the weight. In contrast, a movable pulley system requires you to move the rope farther to generate the same force. Using a compound pulley system allows you to lift heavy loads with ease.

Safety Issues When Using Pulley Systems

Pulleys have an incredibly unique structure, consisting of a disc with a groove in the middle and a shaft running through it. A rope or cord is attached to 1 end of a pulley that turns when force is applied. The other end of the rope is attached to the load. This mechanical advantage means that it is much easier to pull an object using the pulley system than to lift the same object by hand.
Although pulley systems are a common part of many manufacturing processes, some employers do not train their workers to use them properly or install protection to prevent injury. It is important to wear proper PPE and follow standard laboratory safety practices during pulley system activities. Make sure any support structures are strong enough to handle the weight and weight of the rope or rope. If you do fall, be sure to contact your employer immediately.