China manufacturer 2022 Hot Sale 200m Dfq-200air Compressor Water Well Drill Machine wholesaler

Product Description

       200m DFQ-200air compressor water well drill machine          
I. General Description
DFQ series drilling rig is a kind of light weight, high efficiency and multi-function drilling equipment, it is suitable for drilling water wells, agricultural irrigation well, geothermal air-conditioning hole and other uses, especially for water engineering in mountainous and rock areas. It is much more efficient than the traditional rotary drilling rigs ,can create very considerable economic benefit for users. 
DFQ series drilling rig solves the problems to drill very hard rocks, gravel, pebble stratum that the traditional drilling rigs are difficult to drill, DFQ series can work efficiently under all kinds of geological structure.

II. Technical Prameters
No. Item Specification
1 Drilling caliber Φ105-203mm
2 Max. drilling depth 200m
3 Diameter of drill pipe Φ63.5,Φ73
4 Unit Length of drill pipe 3000mm
5 Work pressure 1.05-2.0 MPa
6 Gas consumption 10~24 m³/min
7 Impacter DHD350\360
8 Apply to rock hardness f=6-12
9 Power 50Kw/2200rpm
10 Gradeability 25°
11 Leg cylinder stroke 900 mm(1500mm)
12 System pressure 20MPa
13 Propulsion 5.0 tonf
14 Lifting force 8.5 tonf
15 Speed of spindle Fast 105 rpm
Slow 68 rpm
16 Rotary torque 2200N.m

III. Features:
1. The drill rig can drill different stratum, Max. borehole diameter achieves to 203 mm, Maximum depth comes to 200 m.
2. Equipped with 2 rotary hydraulic motors with strong torque.
3. High pressure cylinders ensure the drill rig have reliable propulsion and lifting force when drilling deep holes.
4. Multi-cylinder water-cooled engine guarantees every part of hydraulic system to work efficiently.
5. Innovative embedded idler pulley structure, more efficient for users to install and discharge pipes and the casings.
6. Four independent large diameter hydraulic jack cylinder ,making the drill rig can automatically go up and down through hydraulic drive, the height can reach to 1.6 meters, easy for loading and unloading, perfectly solve the user difficulty in equipment transportation.
7. The 4 stabilizer legs increase the stability at work.
8. Two stages air inlet filter design ensures the service lives of diesel engine and air compressor in poor construction condition.
9. Two rotation and propulsion speeds can meet the demand of different soil and rock drilling.
10. Centralized control of the hydraulic control console, convenient to operate. Unique pump group design, easy maintenance, save the maintenance cost
11. This series of drilling rig adopts to crawler chassis or truck , strong cross-country ability and easy to transport.
12. With the CZPT locator, can adjust and change the positioning plate according to different drilling pipes and impacter, combining the horizontally automatic sliding function to ensure the hole positioning and centering more accurate and reliable.
13. The winch is easy to lift and install the drilling pipes and impacter , saving the labor intensity.
14. (Optional) Equipped with arc welding generator, convenient for onsite welding repair, providing the construction lighting at night.
15. Independent module design makes the drilling rig can be mounted on the truck, increasing its mobility.
16.Our factory can offer φ76,φ89,φ102,φ114 drill pipes,(special thick wall geological drill pipe STM – R780, material: 36 Mn2V, joint materials 35 CrMo thermal refining processing), according to user requirements can do surface nitriding treatment, in order to increase the wear resistance of drill pipes.

Working on site
Packing & Delivery

Size 3700×1660×2350 mm
Weight 4500KG

Packaging Details

The normal package is wooden case(Size: L*W*H). If container is too tigher,we will use pe film for packing or pack it according to customers special request.

Our Service
Pre-Sales Service
We have QC department, before shipping, goods will be strictly checked. 

After-Sales Service

– Factory site training or engineers go to overseas to train the workers ;

24 hours * 7 days online pre & after sale service ;

Contact Us
Please donot hesitate to contact us if this model is fit for your business. And you are highly appreciated that if you could tell us more details of your business, then we can recommend most suitable model of drilling rig to you.

Mia Zhang 

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.

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.

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.

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 manufacturer 2022 Hot Sale 200m Dfq-200air Compressor Water Well Drill Machine     wholesaler China manufacturer 2022 Hot Sale 200m Dfq-200air Compressor Water Well Drill Machine     wholesaler

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