China Jh-Np-80 Np Vacuum Pump for Vapour Recovery System vacuum pump oil

Product Description

 

 

Comprehensive Images

Technical Specification
Explosion-evidence Indicator Exd ‖ B T3 Gb
Voltage 36VDC
Flowrate 80L/min
Present 2A
Electrical power 45w

The  Vapour Restoration Pumps are vacuum pumps with integrated flame arresters organized on the inlet and outlet sides to suck off explosion –

capable fuel vapour/air mixtures into vapour restoration system s of dispensing units at filling stations.

Attributes and Benefits:
Ø  Protection Technique – To prevent a flame breakthrough in deflagrations or secure detonations of explosion – able vapour/air mixtures of explosion team in the situation of ignition on the dispensing valve and the adhering to subsequent max. hose and pipe duration: gas return hose with an internal diameter < 10mm in a coaxial hose <6mm, or optionally coaxial hose <6mm with an outer diameter <38mm, together with a subsequent ID 15pipe (G 1/2")<3mm.
Ø  The gasoline temperature in the outlet line should not exceed 95° C±5° C.
Ø  For faultless function is required to keep the solution clean.
Ø  Selective of Solitary pump head or double pump head.
Ø  100% Factory Tested

Item overall performance

1,Robust suction ability,beneath 45L/min refueling velocity,preserve the vapor liquid ratio not reduce than stand need.

two,The pump’s start off-cease manage taken from the electromagnetic vlvo controller,control circuit straightforward and trustworthy.

3Transmission shaft and motor are connected immediately,diversion can be arbitrarily,no want to judge motor steering

4.Self-lubricating delicate piston,reduced noisy,stand put on and tear.

five,Die-forged aluminum alloy housing,compact framework.

six,Rational design ,good resistance to gasoline,wonderful physical appearance.

Packaging & Transport

 

Organization Profile

ECO Scince and technologies Co.,Ltd,was proven in Dec.of 1998,we are skilled maker for gasoline dispenser with 70 workers,and 15 specialists.We very own various creation tools and detection gear 45 sets.Machining centre ,digital managed lathe,straightener,polisher innovative equipment 20sets.Our machining workshop,assembly shop ,crucial elements are all achieving self-sufficiency.
      High-tech,High stage technological innovation,has offered a wonderful situations for create new items. As considerably as now we have produced the overflow valve,breakaway valve,boring fuel-oil restoration vacuum pump,NP oil-gas recovery vacuum pump,tubing flattener for oil fuel dispenser. We are supplier for zhengxing,yongbang,sanjin,jialijia,well-known brand name main engine plants.
      We usually set top quality at the first thought,as properly as continuous innovation,start off with the information,scientific administration techniques are our coverage,our higher top quality goods has win a higher degree of have faith in amid our customers.We were rated as “excellent provider”by our customer.And were specified as there export items supplier.
       Quality very first,buyer first are our basic principle,we will preserve forging ahead,increase a broader market.
 

1- Could you create our own layout?        
   Yes
two- Are you manufacturing unit?                                                                
Sure
3- Can we pay a visit to your factory or present your facotry by means of internet?                                            
  Yes
four- Could you send out the sample for testing?                  
  Yes
5- Could you offer door to doorway service?                        
 Yes

To Be Negotiated 1 Piece
(Min. Order)

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After-sales Service: 24month
Warranty: 12month
Oil or Not: Oil Free
Vacuum Degree: Vacuum
Working Conditions: Dry
Motor Speed: 2820r/Min

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Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Technical Specification
Explosion-proof Sign Exd ‖ B T3 Gb
Voltage 36VDC
Flowrate 80L/min
Current 2A
Power 45w

###

To Be Negotiated 1 Piece
(Min. Order)

###

After-sales Service: 24month
Warranty: 12month
Oil or Not: Oil Free
Vacuum Degree: Vacuum
Working Conditions: Dry
Motor Speed: 2820r/Min

###

Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Technical Specification
Explosion-proof Sign Exd ‖ B T3 Gb
Voltage 36VDC
Flowrate 80L/min
Current 2A
Power 45w

###

Types of vacuum pumps

A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.

The diaphragm pump is a dry positive displacement vacuum pump

Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Vacuum Pump

Roots pumps are dry method centrifugal pumps

Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.

The rotary vane pump is a self-priming centrifugal pump

A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids.
Vacuum Pump

Rotary piston pumps are dry method positive displacement pumps

Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.

Rotary vane pump corrosion resistance

Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications.
Vacuum Pump

Roots pumps are primarily used as a vacuum booster

Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.

China Jh-Np-80 Np Vacuum Pump for Vapour Recovery System     vacuum pump oil	China Jh-Np-80 Np Vacuum Pump for Vapour Recovery System     vacuum pump oil
editor by czh 2023-01-19