Product Description

 

Solution Description

The reciprocating pump operates on the optimistic displacement basic principle. The piston of a reciprocating piston pump goes back again and forth in a cylinder. With the support of a connecting rod, the piston is related to the crankshaft. The connecting rod moves as the crankshaft rotates, causing this piston to transfer. The crankshaft is related to a rotating motor.

With a suction valve and a shipping and delivery valve, the pump cylinder is linked to a suction pipe and a discharge pipe. The enter and exit valves act as check out valves, permitting only 1 direction of fluid stream. Through the enter valve, the fluid is sucked into the cylinder. The outlet valve makes it possible for the fluid to exit the pump’s cylinder.

Principal features

1. Compact structure style, good rigidity, even drive on moving components, minimizing the use of shifting parts and prolonging service lifestyle.
two. In comparison with other pumps of the identical specification, it saves electrical power by 1/3, cooling drinking water can be used twice, and the ground room is diminished by 2/three
three. In the crankcase, the oil pump is utilized to pressure oil offer, with greater lubrication result.
four. Smooth running, lower vibration, reduced sound
five. Simply because of the oil-cost-free lubrication, cleanse vacuum can be obtained, which rejects the pollution of the method method by air reflux after short term end
6. Incorporate recovery gadget, can get well the liquid in the system (this sort of as alcohols), can also recuperate the gasoline in the method (these kinds of as hydrogen chloride into hydrochloric acid), these kinds of as including vacuum puff collector, can also extract a small sum of dust
7. In the procedure of use, no require to incorporate lubricant, simple and easy upkeep.

 

Purposes

WLW collection oil-free of charge vertical vacuum pump is the major equipment to obtain tough vacuum. It adopts exclusive complex structure, with much better overall performance and more handy use. It is also the replacement solution of W variety pump. It is broadly used in vacuum distillation, vacuum drying, vacuum filtration, vacuum crystallization, vacuum smelting, vacuum infiltration and other industrial sectors this kind of as petrochemical, pharmaceutical, foods smelting, electronics, and so on. to extract gases this kind of as atmosphere, h2o vapor, chlorine, hydrogen chloride, sulfur dioxide, and many others
 

Technical knowledge

Product WLW -50 WLW -70 WLW -one hundred WLW -150 WLW -two hundred WLW -three hundred WLW -four hundred WLW -600 WLW -1200
Pumping quantity L/s 50 70 a hundred 150 two hundred 300 four hundred 600 1200
Vacuum mmhg 20 twenty twenty twenty 20 twenty 20 twenty twenty
Rotational pace r/min 320 380 350 310 three hundred 300 three hundred 300 three hundred
Electrical electricity KW four 5.five 7.five eleven 15 22 28.five 37 45
Inlet and exhaust caliber fifty 50 100 one hundred a hundred twenty five a hundred forty five 145 one hundred eighty 220
Pump temperature increase ° C ≤40 ≤40 ≤40 ≤40 ≤40 ≤40 ≤50 ≤50 ≤50
Sounds qB(A) ≤70 ≤70 ≤70 ≤70 ≤70 ≤70 ≤85 ≤85 ≤85
Inlet and outlet joint G1/2 G1/2 G1/two G1/2 G1/two G1/2 G1 G1 G1
Bodyweight Kg 500 520 600 800 900 1200 1800 2600 3500

 

Force diagram

Extra Notes:
one. The info supplied over are the average values measured at atmospheric stress as normal and area temperature of 20C.
2. The over desk-2 is the technological parameters of the two-stage pump
3. One normal atmospheric force is equal to .101Mpa.
 

Dimension

Model WLW-50 WLW-70 WLW-one hundred WLW-a hundred and fifty WLW-two hundred WLW-300 WLW-600
L 1100 1100 1270 1440 1440 1680 2150
L1 one hundred fifty a hundred and fifty a hundred and sixty a hundred and eighty 180 200 220
L2 400 400 475 480 540 640 855
L3 470 470 610 790 790 820 1100
B 550 550 600 750 750 840 950
B1 325 325 360 404 450 five hundred 610
H 1170 1170 1360 1360 1460 1560 1660
H1 910 910 1115 1175 1175 1275 1375
H2 780 780 965 995 995 1095 1195
H3 400 four hundred four hundred four hundred four hundred four hundred four hundred
H4 three hundred three hundred three hundred three hundred three hundred 300 300
H5 three hundred three hundred three hundred three hundred three hundred three hundred three hundred
H6 a hundred and sixty one hundred sixty one hundred sixty 160 160 one hundred sixty 160
D 110 one hundred ten 175 one hundred seventy five 210 210 300
D1 fifty 50 100 one hundred twenty five a hundred twenty five 145 180
d eight 8 10 twelve 12 14 16
M 90 90 one hundred forty five a hundred seventy five a hundred seventy five 195 250
n four four 4 4 4 four 4

 

FAQ

Q: What info should I provide for an inquiry?
A: You can inquire primarily based on the product immediately, but it is constantly advisable that you speak to us so that we can aid you to check out if the pump is the most appropriate for your software.

Q: Can you make a customized vacuum pump?
A: Sure, we can do some particular types to fulfill consumer apps. This kind of as customized sealing programs, speical surface area treatment can be utilized for roots vacuum pump and screw vacuum pump. Make sure you get in touch with us if you have specific demands. 

Q: I have troubles with our vacuum pumps or vacuum techniques, can you supply some assist?
A: We have application and design engineers with far more than thirty many years of experience in vacuum purposes in different industries and help a whole lot of consumers take care of their troubles, this sort of as leakage issues, power-saving solutions, a lot more setting-friendly vacuum methods, and so on. Please speak to us and we’ll be very pleased if we can offer any help to your vacuum technique.

Q: Can you style and make customized vacuum techniques?
A: Sure, we are good for this.

Q: What is your MOQ?
A: 1 piece or 1 set.

Q: How about your shipping and delivery time?
A: 5-10 functioning times for the regular vacuum pump if the amount is below twenty pieces, twenty-30 doing work times for the conventional vacuum program with considerably less than 5 sets. For more quantity or particular requirements, you should contact us to check out the direct time.

Q: What are your payment phrases?
A: By T/T, fifty% advance payment/deposit and 50% compensated before shipment.

Q: How about the warranty?
A: We provide 1-calendar year warranty (besides for the wearing parts).

Q: How about the support?
A: We supply remote video complex help. We can ship the provider engineer to the site for some particular needs.


/ Piece
|
1 Piece

(Min. Order)

###

After-sales Service: Online Video Instruction
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Reciprocating Vacuum Pump
Exhauster Method: Positive Displacement Pump
Nominal Pumping Speed(50Hz): 50L/S

###

Model WLW -50 WLW -70 WLW -100 WLW -150 WLW -200 WLW -300 WLW -400 WLW -600 WLW -1200
Pumping volume L/s 50 70 100 150 200 300 400 600 1200
Vacuum mmhg 20 20 20 20 20 20 20 20 20
Rotational speed r/min 320 380 350 310 300 300 300 300 300
Electric power KW 4 5.5 7.5 11 15 22 28.5 37 45
Inlet and exhaust caliber 50 50 100 100 125 145 145 180 220
Pump temperature rise ° C ≤40 ≤40 ≤40 ≤40 ≤40 ≤40 ≤50 ≤50 ≤50
Noise qB(A) ≤70 ≤70 ≤70 ≤70 ≤70 ≤70 ≤85 ≤85 ≤85
Inlet and outlet joint G1/2 G1/2 G1/2 G1/2 G1/2 G1/2 G1 G1 G1
Weight Kg 500 520 600 800 900 1200 1800 2600 3500

###

Model WLW-50 WLW-70 WLW-100 WLW-150 WLW-200 WLW-300 WLW-600
L 1100 1100 1270 1440 1440 1680 2150
L1 150 150 160 180 180 200 220
L2 400 400 475 480 540 640 855
L3 470 470 610 790 790 820 1100
B 550 550 600 750 750 840 950
B1 325 325 360 404 450 500 610
H 1170 1170 1360 1360 1460 1560 1660
H1 910 910 1115 1175 1175 1275 1375
H2 780 780 965 995 995 1095 1195
H3 400 400 400 400 400 400 400
H4 300 300 300 300 300 300 300
H5 300 300 300 300 300 300 300
H6 160 160 160 160 160 160 160
D 110 110 175 175 210 210 300
D1 50 50 100 125 125 145 180
d 8 8 10 12 12 14 16
M 90 90 145 175 175 195 250
n 4 4 4 4 4 4 4

/ Piece
|
1 Piece

(Min. Order)

###

After-sales Service: Online Video Instruction
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Reciprocating Vacuum Pump
Exhauster Method: Positive Displacement Pump
Nominal Pumping Speed(50Hz): 50L/S

###

Model WLW -50 WLW -70 WLW -100 WLW -150 WLW -200 WLW -300 WLW -400 WLW -600 WLW -1200
Pumping volume L/s 50 70 100 150 200 300 400 600 1200
Vacuum mmhg 20 20 20 20 20 20 20 20 20
Rotational speed r/min 320 380 350 310 300 300 300 300 300
Electric power KW 4 5.5 7.5 11 15 22 28.5 37 45
Inlet and exhaust caliber 50 50 100 100 125 145 145 180 220
Pump temperature rise ° C ≤40 ≤40 ≤40 ≤40 ≤40 ≤40 ≤50 ≤50 ≤50
Noise qB(A) ≤70 ≤70 ≤70 ≤70 ≤70 ≤70 ≤85 ≤85 ≤85
Inlet and outlet joint G1/2 G1/2 G1/2 G1/2 G1/2 G1/2 G1 G1 G1
Weight Kg 500 520 600 800 900 1200 1800 2600 3500

###

Model WLW-50 WLW-70 WLW-100 WLW-150 WLW-200 WLW-300 WLW-600
L 1100 1100 1270 1440 1440 1680 2150
L1 150 150 160 180 180 200 220
L2 400 400 475 480 540 640 855
L3 470 470 610 790 790 820 1100
B 550 550 600 750 750 840 950
B1 325 325 360 404 450 500 610
H 1170 1170 1360 1360 1460 1560 1660
H1 910 910 1115 1175 1175 1275 1375
H2 780 780 965 995 995 1095 1195
H3 400 400 400 400 400 400 400
H4 300 300 300 300 300 300 300
H5 300 300 300 300 300 300 300
H6 160 160 160 160 160 160 160
D 110 110 175 175 210 210 300
D1 50 50 100 125 125 145 180
d 8 8 10 12 12 14 16
M 90 90 145 175 175 195 250
n 4 4 4 4 4 4 4

How to install a vacuum pump

A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.
Vacuum Pump

How it works

The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine’s ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.

Apply

Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.
Vacuum Pump

Oil Lubrication Option

Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer’s recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer’s recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.
Vacuum Pump

Install

After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of ​​the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump’s wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.

China Wlwa-50 Standing Reciprocation Vacuum Pump (oil free)     with Good quality China Wlwa-50 Standing Reciprocation Vacuum Pump (oil free)     with Good quality
editor by czh 2023-03-27