Merchandise Description
Solution Description
Dry screw vacuum pump, is the use of a pair of screw, manufactured in the pump shell synchronous higher-velocity reverse rotation of the results of the suction and exhaust and suction system, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, among screw and screw has a particular gap, so the pump function, no friction in between each other, clean operating, minimal noise, Working chamber with out lubricating oil, as a result, dry screw pump can take away a whole lot of steam and a little sum of dust gasoline occasions, higher limit vacuum, decrease power intake, power preserving, maintenance-free and other positive aspects.Dry Oil-Free of charge Air Cooling Screw Vacuum Pump ,This is an advanced and commonly used vacuum pump at current, It is 1 of the very best-offering products of our company.
It adopts explosion-proof motor with large configuration, It has the characteristics of low noise, no oil and air pollution, cleanse and substantial vacuum, easy and practical use, operation and servicing, Widely utilized in many industries, For case in point, oil and gasoline restoration, vacuum coating, biomedicine, foodstuff processing, single crystal furnace, vacuum forming, vacuum melting, digital photovoltaic, semiconductor synthesis and numerous other industries are employed.
The dry oil-totally free screw vacuum pump created by our firm is divided into air cooling and water cooling in accordance to the extraction charge, and there are a lot of types for you to pick.
Our Benefits
There is no medium in the operating chamber, which can get a clear vacuum.
. No clearance amongst rotating areas, substantial pace operation, modest general quantity.
There is no compression in the gas, suitable for extraction of coagulable fuel.
Can eliminate a whole lot of steam and a tiny quantity of dust gas situations.
. High vacuum, the ultimate vacuum up to 1 Pa.
Screw substance is substantial energy special content, substance density, put on resistance, stable performance.
No friction rotating components, low noise.
. Straightforward construction, practical servicing.
Broader range of use: corrosive atmosphere can be used.
No oil use, no drinking water.
Pump gasoline straight discharged from the pump body, no pollution of h2o, no environmental pressure, much more convenient gasoline restoration.
It can be composed of oil-free of charge device with Roots pump and molecular pump.
Typical Use
——Oil and fuel recovery. ——Biological medication ——Foods Processing —— One crystal furnace
——Vacuum forming ——Vacuum flame refining ——Digital photovoltaic. ——Semiconductor synthesis
Merchandise Parameters
Air cooling Dry screw vacuum pump
| Type (Air cooled series) |
Basic parameters | ||||||||
| Pumping pace (mthree/h) |
Presure restrict(Pa) | Power (kW) | revolution (rpm) | Inlet caliber (mm) |
outlet caliber (mm) | Pump head excess weight (kg) |
noise dB(A) | Total dimension (duration*width*top) (mm) |
|
| LG-10 | 10 | ≤5 | .seventy five | 2730 | KF16 | KF16 | thirty | ≤ 72 | 655x260x285 |
| LG-20 | twenty | ≤5 | one.1 | 2840 | KF25 | KF25 | fifty five | ≤72 | 720x305x370 |
| LG-fifty | fifty | ≤10 | two.2 | 2850 | KF40 | KF40 | ninety | ≤75 | 920x350x420 |
| LG-70 | 70 | ≤30 | 3 | 2850 | KF40 | KF40 | a hundred and ten | ≤75 | 910x390x460 |
| LG-90 | ninety | ≤30 | four | 2870 | KF50 | KF50 | one hundred twenty five | ≤80 | 1000x410x495 |
Water cooling Dry screw vacuum pump
| Type | Fundamental parameters | ||||||||
| Pumping velocity m3/h |
Presure restrict(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling h2o quantity L/min |
noise dB(A) | Overall dimension (size*width*height) mm |
|
| LGV-a hundred and eighty | 180 | five | 4 | 2900 | forty | 40 | two | < 78 | 1157x375x734 |
| LGV-250 | 250 | five | 5.five | 2900 | 50 | 40 | 5.five | <78 | 1462x417x820 |
| LGV-360 | 360 | five | seven.5 | 2900 | fifty | 40 | four | W78 | 1462x455x820 |
| LGV-540 | 540 | five | eleven | 2900 | sixty five | fifty | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | fifteen | 2900 | 80 | 65 | ten | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | a hundred | eighty | 14 | w eighty | 1866x598x1050 |
| LG V-1800 | 1800 | five | 37 | 2900 | 150 | a hundred | 20 | w eighty | 2092×951 x 1150 |
Attribute Curve
Air cooling Dry screw vacuum pump
Water cooling Dry screw vacuum pump
Thorough Photographs
Vacuum pumps are employed in oiling equipment
Common Supervisor Speech
Deeply cultivate the vacuum engineering, and research,create and manufacture the vacuum equipment to supply the greatest solution in the vacuum area and make the vacuum application easier.
Firm Profile
ZheJiang Kaien Vacuum Engineering Co., Ltd. is a higher-tech organization integrating R & D, manufacturing and procedure of vacuum gear. The company has powerful complex pressure, excellent equipment and considerate soon after-sales service. The solution production procedure is managed in rigorous accordance with IS09001 good quality program. It primarily produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, h2o ring vacuum pump, vacuum device and other vacuum methods.
New plant plHangZhou
The company’s merchandise have been for a quantity of meals, medicine, refrigeration, drying vegetation and a number of transformer related equipment makers for vacuum equipment. The merchandise are widely utilised in vacuum drying and dehydration, kerosene vapor section drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, and many others.
Large precision machining equipment
The company cooperates with numerous scientific study establishments and universities, these kinds of as ZheJiang College, China University of petroleum, ZheJiang Institute of mechanical style, etc.with schools and universities to research and develop main technologies, and owns dozens of independent mental property patents.Our technologies is foremost, the merchandise top quality is steady, the solution has a very good track record in China’s domestic industry, is sold all in excess of the place, and is exported to Europe, The usa, Africa, the Middle East and Southeast Asia,We adhering to the fundamental tenet of high quality, popularity and support, the business takes leading-edge engineering of vacuum pump as its personal accountability, and wholeheartedly serves clients of vacuum gear software in a variety of industries with rigorous functioning perspective and professional operating type.
Item top quality wins buyer cooperationIn shipment
ISO9001
Welcome to ship your requirements, we will offer you with the ideal service,
give the best aid!!!
|
US $1,500-10,000 / Piece | |
1 Piece (Min. Order) |
###
| Warranty: | One Year |
|---|---|
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Work Function: | Mainsuction Pump |
###
| Customization: |
Available
|
|---|
###
| Type (Air cooled series) |
Basic parameters | ||||||||
| Pumping speed (m3/h) |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber (mm) |
outlet caliber (mm) | Pump head weight (kg) |
noise dB(A) | Overall dimension (length*width*height) (mm) |
|
| LG-10 | 10 | ≤5 | 0.75 | 2730 | KF16 | KF16 | 30 | ≤ 72 | 655x260x285 |
| LG-20 | 20 | ≤5 | 1.1 | 2840 | KF25 | KF25 | 55 | ≤72 | 720x305x370 |
| LG-50 | 50 | ≤10 | 2.2 | 2850 | KF40 | KF40 | 90 | ≤75 | 920x350x420 |
| LG-70 | 70 | ≤30 | 3 | 2850 | KF40 | KF40 | 110 | ≤75 | 910x390x460 |
| LG-90 | 90 | ≤30 | 4 | 2870 | KF50 | KF50 | 125 | ≤80 | 1000x410x495 |
###
| Type | Basic parameters | ||||||||
| Pumping speed m3/h |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling water volume L/min |
noise dB(A) | Overall dimension (length*width*height) mm |
|
| LGV-180 | 180 | 5 | 4 | 2900 | 40 | 40 | 2 | < 78 | 1157x375x734 |
| LGV-250 | 250 | 5 | 5.5 | 2900 | 50 | 40 | 5.5 | <78 | 1462x417x820 |
| LGV-360 | 360 | 5 | 7.5 | 2900 | 50 | 40 | 4 | W78 | 1462x455x820 |
| LGV-540 | 540 | 5 | 11 | 2900 | 65 | 50 | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | 15 | 2900 | 80 | 65 | 10 | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | 100 | 80 | 14 | w 80 | 1866x598x1050 |
| LG V-1800 | 1800 | 5 | 37 | 2900 | 150 | 100 | 20 | w 80 | 2092×951 x 1150 |
|
US $1,500-10,000 / Piece | |
1 Piece (Min. Order) |
###
| Warranty: | One Year |
|---|---|
| Oil or Not: | Oil Free |
| Structure: | Screw |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Work Function: | Mainsuction Pump |
###
| Customization: |
Available
|
|---|
###
| Type (Air cooled series) |
Basic parameters | ||||||||
| Pumping speed (m3/h) |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber (mm) |
outlet caliber (mm) | Pump head weight (kg) |
noise dB(A) | Overall dimension (length*width*height) (mm) |
|
| LG-10 | 10 | ≤5 | 0.75 | 2730 | KF16 | KF16 | 30 | ≤ 72 | 655x260x285 |
| LG-20 | 20 | ≤5 | 1.1 | 2840 | KF25 | KF25 | 55 | ≤72 | 720x305x370 |
| LG-50 | 50 | ≤10 | 2.2 | 2850 | KF40 | KF40 | 90 | ≤75 | 920x350x420 |
| LG-70 | 70 | ≤30 | 3 | 2850 | KF40 | KF40 | 110 | ≤75 | 910x390x460 |
| LG-90 | 90 | ≤30 | 4 | 2870 | KF50 | KF50 | 125 | ≤80 | 1000x410x495 |
###
| Type | Basic parameters | ||||||||
| Pumping speed m3/h |
Presure limit(Pa) | Power (kW) | revolution (rpm) | Inlet caliber mm |
outlet caliber mm | Cooling water volume L/min |
noise dB(A) | Overall dimension (length*width*height) mm |
|
| LGV-180 | 180 | 5 | 4 | 2900 | 40 | 40 | 2 | < 78 | 1157x375x734 |
| LGV-250 | 250 | 5 | 5.5 | 2900 | 50 | 40 | 5.5 | <78 | 1462x417x820 |
| LGV-360 | 360 | 5 | 7.5 | 2900 | 50 | 40 | 4 | W78 | 1462x455x820 |
| LGV-540 | 540 | 5 | 11 | 2900 | 65 | 50 | 8 | W80 | 1578x543x860 |
| LGV-720 | 720 | 5 | 15 | 2900 | 80 | 65 | 10 | <80 | 1623x562x916 |
| LGV-1100 | 1100 | 5 | 22 | 2900 | 100 | 80 | 14 | w 80 | 1866x598x1050 |
| LG V-1800 | 1800 | 5 | 37 | 2900 | 150 | 100 | 20 | w 80 | 2092×951 x 1150 |
Three basic types of pulleys, their applications and ideal mechanical advantages
There are three basic types of pulleys: movable, fixed and compound. Each has its advantages and disadvantages, and you should be able to judge which type is best for your needs by looking at the table below. Once you have mastered the different types of pulleys, you can choose the right pulley for your next project. Now that you have mastered the three basic types, it is time to understand their applications and ideal mechanical advantages.
describe
The stress characteristics of a pulley depend on its size and construction. These stresses are derived by comparing the stress characteristics of different pulley designs. Stress criteria include static and fatigue strength analyses and specify maximum stress ranges. Stresses are calculated in a 3D stress field, including radial, tangential and axial stresses. The stress characteristics of pulleys are critical to the design and manufacture of industrial machines.
The principal stresses on the pulley shell are distributed in the tangential and hoop directions, close to the centerline of the pulley. If the pulley has a wide face, the axial stress occurring near the shell/disk junction can be large. The stress distribution was determined using British Standard BS5400 Part 10: Stresses at the shell and end disc connections for infinite fatigue life.
Another type of composite is a pulley with a belt section. Such structures are well known in the art. The corresponding help chapters for these elements contain detailed descriptions of the internal structure of these components. Chamfers between pulleys can also be defined using multiple tapers, with a smaller taper extending from midpoint 44 to large diameter 42. Additionally, the pulley can have multiple taper angles, and as the pulley moves away, the taper angle is from the center.
type
A pulley system uses a rope to move the object and one side of the rope to lift the load. The load is attached to one end of the pulley, while the other end can move freely in space. The force applied to the free end of the rope pulls the load up or down. Because of this, the mechanical advantage of the movable pulley is two to one. The greater the force applied to the free end of the rope, the greater the amount of movement achieved.
There are three common types of pulleys. The cast-iron variety has a rim at the front and a hub at the back. The arms of the pulley can be straight or curved. When the arms contract and yield instead of breaking, they are in tension. The top of the pulley centers the belt in motion and is available in widths ranging from 9mm to 300mm.
The rope, hub and axle are mounted on the pulley. They are common and versatile mechanical devices that make it easier to move or lift objects. Some pulleys change the direction of the force. Others change the magnitude. All types of pulleys can be used for a variety of different applications. Here are some examples. If you’re not sure which type to choose, you can find more resources online.
application
The applications for pulleys are almost limitless. This simple machine turns complex tasks into simple ones. They consist of a rope or chain wrapped around a wheel or axle. Using ropes, one can lift heavy objects without the enormous physical exertion of traditional lifting equipment. Some pulleys are equipped with rollers, which greatly magnifies the lifting force.
When used properly, the pulley system can change the direction of the applied force. It provides a mechanical advantage and allows the operator to remain separate from heavy objects. They are also inexpensive, easy to assemble, and require little lubrication after installation. Also, once installed, the pulley system requires little maintenance. They can even be used effortlessly. Despite having many moving parts, pulley systems do not require lubrication, making them a cost-effective alternative to mechanical lifts.
Pulleys are used in many applications including adjustable clotheslines in different machines, kitchen drawers and motor pulleys. Commercial users of pulley systems include cranes. These machines use a pulley system to lift and place heavy objects. They are also used by high-rise building washing companies. They can easily move a building without compromising its structural integrity. As a result, many industries rely on technology to make elevators easier.
Ideal mechanical advantage
The ideal mechanical advantage of a pulley system is the result of rope tension. The load is pulled to the center of the pulley, but the force is evenly distributed over the cable. Two pulleys will provide the mechanical advantage of two pulleys. The total energy used will remain the same. If multiple pulleys are used, friction between pulleys and pulleys reduces the return of energy.
Lever-based machines are simple devices that can work. These include levers, wheels and axles, screws, wedges and ramps. Their ability to work depends on their efficiency and mechanical superiority. The ideal mechanical advantage assumes perfect efficiency, while the actual mechanical advantage takes friction into account. The distance traveled by the load and the force applied are also factors in determining the ideal mechanical advantage of the pulley.
A simple pulley system has an MA of two. The weight attached to one end of the rope is called FA. Force FE and load FL are connected to the other end of the rope. The distance that the lifter pulls the rope must be twice or half the force required to lift the weight. The same goes for side-by-side pulley systems.
Materials used in manufacturing
While aluminum and plastic are the most common materials for making pulleys, there are other materials to choose from for your timing pulleys. Despite their different physical properties, they all offer similar benefits. Aluminum is dense and corrosion-resistant, and plastic is lightweight and durable. Stainless steel is resistant to stains and rust, but is expensive to maintain. For this reason, aluminum is a popular choice for heavy duty pulleys.
Metal can also be used to make pulleys. Aluminum pulleys are lightweight and strong, while other materials are not as durable. CZPT produces aluminium pulleys, but can also produce other materials or special finishes. The list below is just representative of some common materials and finishes. Many different materials are used, so you should discuss the best options for your application with your engineer.
Metals such as steel and aluminum are commonly used to make pulleys. These materials are relatively light and have a low coefficient of friction. Steel pulleys are also more durable than aluminum pulleys. For heavier applications, steel and aluminum are preferred, but consider weight limitations when selecting materials. For example, metal pulleys can be used in electric motors to transmit belt motion.
cost
Replacing a tensioner in a car’s engine can cost anywhere from $90 to $300, depending on the make and model of the car. Cost can also be affected by the complexity of the pulley system and how many pulleys are required. Replacement costs may also increase depending on the severity of the damage. The cost of replacing pulleys also varies from car to car, as different manufacturers use different engines and drivetrains.
Induction motors have been an industrial workhorse for 130 years, but their cost is growing. As energy costs rise and the cost of ownership increases, these motors will only get more expensive. New technologies are now available to increase efficiency, reduce costs and improve safety standards.
The average job cost to replace an idler varies from $125 to $321, including labor. Parts and labor to replace a car pulley can range from $30 to $178. Labor and parts can cost an additional $10 to $40, depending on the make and model of the car. But the labor is worth the money because these pulleys are a critical part of a car’s engine.
editor by czh 2022-11-26