Belt Driven Air Compressor
Zhejiang Meizhoubao: Your Professional Belt Driven Air Compressor Manufacturer!
Zhejiang Meizhoubao Industrial & Commercial Co.,Ltd. is one of the air compressor manufacturers in China that produces all kinds of air compressors. We are a modern enterprise combining with research, development, manufacture and trading. Meanwhile we have leading-edge workshop, leading-edge production assembling lines, precise testing equipments and skilled staffs.
Rich Experience
Founded in 2003, our company has 20 years experience in air compressor and 15 years OEM experience for more then 100 clients around the world.
Professional R&D Capability
There are professional R&D teams and independent research and development under the leadership of human resources such as Professor Xu Shiwei from the School of Mechanical and Vehicle Engineering of Hunan University and doctoral supervisor.
Integrated Team
Our company is an enterprise integrating production, scientific research, production, domestic and foreign trade and warehousing. The company team has sales center, foreign trade department, domestic sales department, R&D center, production department and after-sales department.
Strong Production Capacity
Our company has produced 1 million air compressors annually, with more than 200 product models. The products sell well all over the country and are exported to more than 60 countries and regions in the world.
Complete Qualifications
Our company designs and manufactures high quality products with 12 R&D engineers. We have CE, CCC, ISO9001, ROHS certificate and so on.
A belt driven air compressor uses a belt and pulley system to transmit power from the motor to the compressor pump. It is commonly used in workshops, garages and small factories, where a reliable compressed air source is required for inflating tires, sandblasting and powering pneumatic tools.
Motor
Provides the power to turn the pump unit via the fly wheel.
Pump Unit
Compresses the air to the desired pressure.
Receiver
Air storage providing pulsation free air on demand.
Pressure Switch
Monitors the air pressure in the receiver and starts and stops the compressor automatically.
Receiver pressure gauge
Indicates Air pressure in the receiver.
Outlet pressure gauge
Indicates air pressure being used / delivered down the air line.
Air Outlet Valve
Gate valve to pressurize the airline. Some models have more than one outlet valve and can be regulated or unregulated.
Regulator
Enables regulated air pressure to the outlet valve.
Non-return valve
Prevents the air pressure stored in the receiver to return back to the pump unit.
Bleed pipe
When the pressure switch turns off the motor any back pressure in the delivery pipe and pump unit is exhausted down this bleed pipe.
Delivery pipe
Delivers the compressed air from the pump to the receiver.
Safety valve
In the event of excessive pressure build up this valve will release the excess pressure to the atmosphere.
Air intake filter
Filters the intake of air to protect the pump unit from damage of air borne debris. On some models the filter in integral to the pumps head.
Drain Valve
Allows the draining of moisture build up inside the air receiver. This is a manual operation and must be done daily.
Wheels
For portability.
Rubber Feet
To reduce vibration.
Oil Dip Stick
To measure oil level also fill port for oil.
After-cooler
Passes compressed air in front of the flywheel to cool the air down.
Inter-cooler
Passes the compressed between stages to cool the air down.
Motor Starter Box
Used to start motor on larger models.
Working Principle of Belt Driven Air Compressor
Power Generation
The electric motor, typically located on one side of the compressor, generates rotational force when powered on.
01
Belt Connection
The motor is connected to a pulley through a belt. This pulley is also connected to another pulley on the compressor pump side through a second belt.
02
Power Transfer
As the motor rotates, it drives the first pulley, which, in turn, rotates the second pulley connected to the compressor pump. This transfers the rotational force from the motor to the pump.
03
Compression Action
With the rotational force from the motor, the compressor pump creates the compression action. It draws in ambient air through an intake valve and compresses it to a higher pressure.
04
Air Storage or Usage
The compressed air is either stored in a tank or utilized directly for various applications, such as powering pneumatic tools or operating machinery.
05
Advantages of Belt Driven Air Compressor
Quieter Operation
Belt-driven air compressors generally produce less noise compared to direct-drive models because the belt absorbs some of the vibrations and noise created by the motor.
Longer Lifespan
Since the motor is separated from the compressor pump, the belt-driven system tends to last longer than direct-drive models. The motor is less likely to overheat or experience premature wear and tear.
Increased Flexibility
Belt-driven air compressors can be configured to operate at a wide range of speeds, which makes them more versatile for different applications. This also means they can be adjusted to conserve energy.
Greater Power Output
Belt-driven air compressors typically offer more power output compared to direct-drive models, which makes them suitable for heavy-duty applications that require high levels of air pressure.
Easier Maintenance
Belt-driven air compressors are easier to maintain and repair because the motor and pump are separated. This makes it easier to access and replace components when necessary.
Constraints of Belt Driven Air Compressor
Limited by Belt
Because the belt drive compressor uses a rubber belt to drive the compressor pump, the belt must remain at the proper tension. This means that at extreme temperatures, you may find that there is too much slack or too much tension in the belt, which impacts appropriate operation. This limits the range of temperatures in which it can operate.
Loss of Efficiency
Because the belt is made of a flexible material, there is some loss of efficiency in a belt drive air compressor, as there will always be some slippage given the properties of the belt material. Changes in temperature can impact this, making the belt slide more as the belt relaxes in higher temperatures, making the proper tension of vital importance to efficient operations.
More Maintenance
The additional wear points will require more maintenance and more frequent downtime than direct drive systems, impacting your operational efficiency.
Application of Belt Driven Air Compressor
To Power and Inflate Construction Equipment
Belt driven air compressors can be used to inflate tires on construction equipment like forklifts, scissor lifts, and loaders. They can also be used to power pneumatic tools like jackhammers and nail guns.
To Power Water Pumps for Farms
Belt driven air compressors are used in the agriculture industry to power water pumps. Because water is an essential resource for crops and livestock, it’s important that the mechanism used to deliver water is effective and consistent. They can support water delivery systems and offer a backup method of pumping water in case of an emergency.
To Power Gas Turbines
Belt Driven air compressors are often used in gas turbines to produce compressed air flow. They bring air into the machine, pressurizes it, and then transports it into the combustor where it combines with fuel, generating power.
Sandblasting
Sand blasters clean abrasive materials that can be difficult to remove, like rust on metal. Compressed air produced by belt driven air compressors is part of the mechanism these tools use to clean, providing some of the necessary force.
Food Packaging
In the food and beverage industry, belt driven air compressors are used in the packaging process. They can vacuum-seal products, sealing in freshness and preventing leakage and contamination.
Automobile Production
Belt driven air compressors have a variety of uses in automobile shops. In addition to being a component of many vehicles, they’re also used to inflate vehicle tires, in paint sprayers to airbrush vehicle bodies, and to operate equipment.
Woodworking and Carpentry
Many pneumatic tools are used in woodworking and carpentry. Belt driven air compressors power these tools in woodshops, assisting with cabinet and furniture construction.
Roadside Repairs or Road Building
Belt driven air compressors are also useful in roadside work. For example, they’re often used to power equipment like jackhammers to break up rocks and pavement, enabling road repair or construction.
Powering Pneumatic Air Tools
Belt driven air compressors can provide power for pneumatic air tools. Air tools are power tools that use compressed air as their main source of energy. In addition to commercial and construction sites, many people regularly use air tools around the house. These include drills, nail guns, caulk guns, air hammers, impact wrenches, and many other tools that require pneumatic air.
Spraying on Paint and Stain
Belt driven air compressors can be used to stain wood or paint a building, room, or projects outside like a mini-barn, deck, or fence. They make quick work of covering more space easily and ensure you get an even coat when spray painting a surface or applying stain.
Inflating Bicycle Tires, Toys, Rafts, or Balls
Belt driven air compressors aren’t just limited to helping you do hard work — they’re also used in play. They can be used to inflate bicycle tires, sports equipment like basketballs and pool toys, and other inflatables like air mattresses.
Maintenance of Belts On a Belt Driven Air Compressor
Check the Tension
One of the most important aspects of belt and pulley maintenance is to check the tension regularly. If the belts are too loose, they will slip and reduce the efficiency of the compressor. If they are too tight, they will strain the bearings and cause excessive heat and friction. To check the tension, you can use a belt tension gauge or a simple rule of thumb: the belts should deflect about 1/2 inch when you press them with your thumb in the middle of the span. Adjust the tension by loosening or tightening the motor mounting bolts and moving the motor until you achieve the desired deflection.
Inspect the Condition
Another key aspect of belt and pulley maintenance is to inspect the condition of the components periodically. Look for signs of wear, damage, or misalignment that could affect the performance and lifespan of the compressor. Some common indicators are cracks, fraying, glazing, or uneven wear on the belts, and grooves, chips, or corrosion on the pulleys. If you notice any of these signs, you should replace the belts and pulleys as soon as possible to avoid further damage or failure. You can use a pulley alignment tool or a straight edge to ensure that the pulleys are aligned properly.
Clean and Lubricate
A third aspect of belt and pulley maintenance is to clean and lubricate them regularly. Dust, dirt, oil, and grease can accumulate on the belts and pulleys and cause them to deteriorate faster. To clean them, you can use a soft cloth or a brush and a mild detergent or solvent. Avoid using harsh chemicals or abrasives that could damage the rubber or metal. To lubricate them, you can use a light oil or a silicone spray. Apply a thin layer of lubricant on the belts and pulleys and wipe off any excess. Lubricating the belts and pulleys can help them run smoother and quieter and prevent squeaking or squealing noises.
Monitor the Performance
A final aspect of belt and pulley maintenance is to monitor the performance of the compressor and look for any changes or abnormalities. If you notice that the compressor is running slower, louder, or hotter than usual, or that the pressure or flow is dropping, you may have a problem with the belts and pulleys. You can use a tachometer or a pressure gauge to measure the speed and pressure of the compressor and compare them with the specifications. If you find any discrepancies, you may need to adjust or replace the belts and pulleys to restore the optimal performance of the compressor.
Troubleshoot Common Issues
Sometimes, despite your best efforts, you may experience issues with the belts and pulleys on your air compressor that require troubleshooting. For instance, slipping or squeaking belts could be caused by low tension, misalignment, contamination, or wear. In this case, you can attempt to increase the tension, align the pulleys, clean and lubricate the belts and pulleys, or replace them if they are worn out. Breaking or snapping belts could be caused by high tension, misalignment, overloading, or fatigue. To address this issue, you can try to decrease the tension, align the pulleys, reduce the load, or replace the belts if they are old or damaged. Wobbling or vibrating pulleys could be caused by misalignment, imbalance, or looseness. To rectify this problem, you can attempt to align the pulleys, balance them, or tighten the set screws or the shafts. By following these tips and regularly checking the tension, inspecting the condition, cleaning and lubricating as well as monitoring performance and troubleshooting common issues accordingly, you can ensure your air compressor’s performance and durability.
Open the drain cock under the tank and then close it.
The compressor is controlled by the pressure switch. It can be stopped automatically as pressure increases to the maximum and restarted as pressure decrease to the minimum. The rated pressure has been set during production; do not adjust needlessly. As soon as the motor is switched off the compressed air in the discharge pipe should be released through the outlet valve under the switch, this is required for restarting, or the motor will be damaged. The rated pressure can be adjusted by turning the adjusting bolt of the switch.
The outlet pressure of compressed air can be adjusted, by the regulating valve. Pull up the knob of the regulation valve and turn it clockwise to increase the pressure.
When the compressor needs to be stopped, set the switch to the off position.
Factors to Consider When Choosing Belt Driven Air Compressor
Use Frequency
If you only need to use an air compressor every once in a while, a belt drive will typically suit your needs much better, due to its lower overall cost and need for regular maintenance and downtime.
Budget
Belt driven air compressors cost less than direct driven air compressors. If you’re on a tight initial budget, a belt drive will work better, giving you a lower starting budget to get your air compressor into operation.
Maintenance
If you need to limit downtime on your line, a direct drive system that requires fewer maintenance tasks carried out on it is a better option than a belt drive, which will require more frequent services. The direct drive system will also have a longer overall service life, requiring less frequent replacement and providing a higher level of reliability than a belt drive system.
Environment
The environment that your air compressor will be used in can also impact the type that you should purchase, with harsh conditions and extreme temperatures causing problems for some air compressor types if it’s used there on a regular basis. For an ideal solution in a harsh environment, a belt driven air compressor may not be the best choice because it is easily be influenced by the temperature.
FAQ
Q: What is belt driven air compressor?
Q: What is a belt driven air compressor compose of?
Q: What is the working principle of belt driven air compressor?
The first step in the working principle of the belt air compressor is to suck fresh air into the pressure reduction chamber through the suction valve. As the air enters the decompression chamber, the pressure decreases and later enters the compression chamber where it will be compressed by the faster adjacent gas.
Compression
When the compressor starts, the gas in the compression chamber is naturally discharged and then compressed by the forward-driven piston. During the compression process, the gas temperature gradually increases, eventually reaching a limiting pressure.
Exhaust
Once the air is compressed to the target pressure, the outlet valve opens, allowing the gas to enter the container. The belt air compressor releases the gas into the cylinder, which is the pressure reduction chamber, and the process of compressing the gas immediately begins.
Cooling Down
When the gas enters the decompression chamber, the air gradually cools down through the temperature transmitter. After cooling, the air pressure drops until normal atmospheric pressure, and the air enters the external environment.
Q: What is the feature of belt driven air compressor?
Q: What are the advantages of belt driven air compressor?
Belt-drive air compressors are capable of providing higher power and are suitable for heavy-duty tasks and industrial use. They are designed to handle continuous operation and are known for their durability and longevity.
Quieter Operation
Belt-drive air compressors tend to be quieter compared to direct-drive air compressors, as the belts and pulleys help to dampen the noise during operation.
Flexibility
The use of belts and pulleys in belt-drive air compressors allows for greater flexibility in adjusting the pump's speed and performance, making them suitable for a wide range of applications.
Q: What are the disadvantages of belt driven air compressor?
Belt-drive air compressors are larger and heavier compared to direct-drive air compressors, making them less portable and more difficult to move around.
Higher Maintenance
Belt-drive air compressors typically require more maintenance compared to direct-drive air compressors, as the belts and pulleys may need periodic adjustments or replacements.
Higher Cost
Belt-drive air compressors are generally more expensive compared to direct-drive air compressors, requiring a more significant investment upfront.
Q: How can belt driven air compressors benefit industry?
The output pressure of belt-type air compressors is generally higher and is suitable for some industrial production processes that require high-pressure gas, such as gas welding, gas cutting, etc. At the same time, the output flow rate of the belt-type air compressor is also larger, which can meet some high flow requirements.
Stability
The transmission system of the belt-type air compressor is driven by a belt connecting rod, which does not produce shock and vibration like a directly driven motor, so it runs more smoothly and has a longer service life.
Q: What should I know before using the belt driven air compressor?
In order to extend the compressor lifespan, reduce the heat of moving parts by making sure the air compressor cover is at least 0.3 - 0.5 metres away from the wall.
Keep the voltage within ±5% of rating.
Keep the oil level within the indicator.
The normal working temperature should be -5°C - +35°C.
The normal working temperature of the air compressor is 180°C and the lubricating oil in the crankcase is 70°C.
Open the outlet valve and let the air compressor run for 10 minutes without load before operation .
Q: What is the function of the belt of the belt driven air compressor?
Q: What are the main types of air compressor belt?
Q: How to maintain the belt of belt driven air compressor?
It is necessary to conduct visual inspections of the belts to check for signs of wear, cracks, or fraying. If any issues are detected, replace the belts immediately to avoid further damage.
Tension Adjustment
Proper belt tension is crucial for efficient power transmission. Ensure that the belts are not too loose or too tight. This can be done if you consult the manufacturer’s guidelines for the recommended tension levels and adjust accordingly.
Alignment Checks
Misalignment of belts can lead to uneven wear and reduced efficiency. Periodically check the alignment of the belts and make adjustments if necessary.
Cleanliness
Keep the belts clean and free from debris. Dust and dirt can accelerate wear and reduce the lifespan of the belts. Regularly clean the belts to prevent unnecessary friction.
Temperature Monitoring
Excessive heat can lead to premature belt failure. Monitor the temperature of the belts during operation and address any issues that may cause overheating.
Replacement Schedule
Establish a routine replacement schedule for the belts, even if they appear to be in good condition. Over time, belts naturally degrade, and proactive replacement can prevent unexpected failures.
Q: What’s the difference between direct driven and belt driven compressor?
Belt driven compressors, on the other hand, consist of a belt that connect the motor with the compressor crankshaft. Unlike direct drive compressors, this type of compressor are continued to be used well for high pressure applications like 40bar and above, mainly PET and Water Transmission.
Q: What is the difference between belt driven and silent air compressor?
Silent air compressors usually have low noise levels and are suitable for use in situations where a quiet environment is required, such as homes, laboratories, and medical fields. In contrast, belt air compressors are noisier and need to be installed away from populated areas.
Transmission method
The silent air compressor uses direct drive technology to directly transmit the power of the motor to the compressor, eliminating the traditional belt drive, which helps to reduce noise and vibration. The belt air compressor transmits power through the belt. This method is relatively inefficient, and may cause breakage or deviation after long-term use.
Application
Due to its high power and stable and reliable operating characteristics, belt air compressors are mostly used in heavy machinery and industrial production environments, such as automobile factories, shipbuilding, etc. Silent air compressors are suitable for indoor environments that have strict requirements on noise, such as research institutes, laboratories, hospitals, etc.
Maintenance and Operation
Belt air compressors require regular inspection and maintenance of the transmission belt to avoid aging or breakage, which may require a certain level of technology and investment in manpower and material resources. Silent air compressors are usually simple to operate, can be used by just plugging in, and have relatively low maintenance costs.
Q: Is belt drive or direct drive better for air compressors?
Q: What should I pay attention to when choosing direct driven or belt driven air compressors?
For high-CFM applications and continuous use, a direct-drive rotary screw compressor is almost always the right choice. Larger air compressors (50 HP and larger) are typically only available as a direct drive. A direct-drive compressor is more durable and reliable, which gives it a big advantage for continuous operation and high-CFM requirements.
On the other hand, if your CFM needs are more modest and you think you might need to change the PSI and CFM ratings for your compressor at some point in the future, a belt-driven compressor may be for you.
Available Budget
When evaluating cost differences for direct-drive vs. belt-drive compressors, you need to consider two factors: up-front costs and lifetime costs.
Belt-drive compressors are usually less expensive than direct-drive compressors of comparable horsepower and CFM. If you are trying to limit capital expenditures, this may be the way to go.
However, a direct-drive compressor is likely to have lower total lifetime costs due to lower maintenance costs and a longer expected service life. If you take care of your direct-drive compressor, it is likely to provide reliable service for many years. Direct-drive compressors also have lower energy costs due to their superior efficiency.
Air Compressor Efficiency
In the efficiency department, direct-drive wins hands down. This is because power is transferred more efficiently through the drive mechanism than with a belt and pulley system. Even when a belt-drive compressor is calibrated perfectly, some energy is lost to friction, heat and “belt slip”. Higher efficiency translates to lower energy costs for a direct-drive compressor.
Environment of Usage
If your compressor will be operating in a harsh environment, think direct drive. Belts in a belt-driven compressor are highly sensitive to temperature extremes and fluctuations and to exposure to salt or corrosive chemicals. Operating a belt-drive compressor outdoors or in unfavorable indoor conditions will reduce the life of the belt and lead to more downtime and maintenance. Excess wear-and-tear will also reduce the overall service life of the machine. The simpler mechanism in a direct-drive compressor does a much better job of withstanding harsh conditions.
Maintenance
In terms of maintenance time and frequency, direct drive wins again. A direct-drive compressor does not require as much hands-on maintenance since there are no belts to inspect and change. However, keep in mind that when maintenance is required for a direct drive, it is likely to be more expensive and require specialized service.
Q: What is single phase belt driven air compressor?
Q: How long does a belt of an belt driven air compressor last?
Q: What is your typical model of belt driven air compressor?
Q: What is the main feature of your Model V-0.12/8 belt driven air compressor?
It is your best choice for factories.
Q: How to replace a belt of belt driven air compressor?
A belt guard is held together by pressure snaps or screws.
Carefully remove the belt guard by twisting and separating pressure snaps or removing belt guard screws.
Store screws in a safe place to be reattached later.
Inspect Belt.
Visually check entire belt for breaks or fraying.
Remove & Replace Belt
Loosen (but do not remove) the four bolts holding the motor in place.
Shift the motor towards the pump. The belt should be loose and easily removable.
Move the motor back to the original position to create proper belt tension.
Tighten the motor bolts.
Replace the belt.
Aligning & Tensioning Belt
Lay a straightedge against the face of the flywheel touching the rim at two places.
Adjust the motor pulley so that the belt runs parallel to the straightedge. Use a gear puller to move the pulley on the motor shaft. Tighten the setscrew after the pulley is positioned.
Belt tension is determined by how much the belt moves when weight is applied. The belt should move no more than 1/4 in. to 3/8 in. downward if normal thumb pressure is placed on it.
Adjust the motor’s distance from the pump by slightly adjusting motor position to pump. Tighten motor bolts & roll belt back in place. You may need to repeat the process of adjusting and testing tension.
Reattach the belt guard
Place belt guard back on unit and either snap pressure snaps back in place or replace screws and tighten.
Remember, air compressors produce a lot of vibration that can loosen screws if not fastened properly.
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