Which balls are filled with micro diaphragm air pumps?
Micro diaphragm air pumps can be used to inflate various types of balls, including but not limited to the following:
1. Football: The micro diaphragm air pump can provide stable and continuous airflow for the football, allowing it to quickly inflate to the appropriate pressure. This is very useful for rapid inflation during football matches or training.
2. Basketball: Similar to football, a micro diaphragm air pump can also provide inflation services for basketball. It can ensure that basketball is full of energy in a short period of time and reaches the pressure suitable for playing or practicing.
3. Volleyball: Volleyball also requires appropriate inflation pressure to ensure its normal use. The micro diaphragm air pump can provide stable airflow, helping volleyball quickly inflate to the appropriate pressure.
Technical Specification
| Model | DQB421-A | Voltage | dc6v 12v 24v |
| Current | 1000mA,550mA,300mA | Flow | 5-6LPM |
| Pressure | 600-850mmHg | Maxium vacuum pressure | -550mmHg |
| Leakage | smaller than 15mmHg | Life cycle | more than 400 hours |
How does a micro diaphragm air pump achieve air suction and compression?
The suction and compression of air in a micro diaphragm air pump mainly rely on its internal structure and working principle. The following is a specific explanation of this process:
1. Internal structure of the pump:
·The micro diaphragm air pump contains one or more diaphragms inside, which are made of flexible materials such as rubber or polytetrafluoroethylene (PTFE).
·The pump also includes inlet and outlet valves, as well as inlet and outlet parts connecting these valves.
The driving part of a pump is usually an electric motor, which drives the diaphragm through a mechanical device for reciprocating motion.
2. Inhalation process:
After the motor starts, it drives the diaphragm to move in one direction through a mechanical device.
When the diaphragm moves, the volume of the pump chamber increases, resulting in negative pressure inside the pump chamber.
·Due to the pressure inside the pump chamber being lower than the external atmospheric pressure, external air will be sucked into the pump chamber through the intake valve.
3. Compression process:
Subsequently, the electric motor continues to drive the diaphragm to move in the opposite direction.
·The movement of the diaphragm reduces the volume of the pump chamber, thereby compressing the air inside the pump chamber.
. The compressed air will increase its pressure, and when the pressure exceeds the pressure at the exhaust port, the air will be discharged from the pump through the exhaust valve.
4. Cyclic operation:
·This process will continue to repeat, and the electric motor will continuously drive the diaphragm for reciprocating motion, thereby achieving continuous air intake and compression discharge.
Dimension Drawing
Size:mm 
What are the advantages of using a micro diaphragm air pump to inflate basketball, volleyball, and football?
The micro diaphragm air pump has the following advantages in inflating basketball, volleyball, and football:
1. Quick inflation: Micro diaphragm air pumps usually have a high inflation speed, which can quickly inflate basketball, volleyball, and football in a short period of time, improving the efficiency of inflation.
2. Easy to carry and operate: Due to its small size and light weight, the micro diaphragm air pump is easy to carry and move. Whether at home, outdoors, or at the competition venue, it is convenient to inflate the ball without the need for additional air or power supply.
3. Controllable inflation pressure: Some high-end micro diaphragm air pumps are equipped with pressure control devices, which can set the inflation pressure as needed to ensure that the ball is inflated to the appropriate pressure, avoiding situations of over inflation or insufficient air pressure.
4. Wide adaptability: The micro diaphragm air pump is suitable for various sizes and types of balls, including basketball, volleyball, and football. By adjusting the setting of the air pump or replacing different air nozzles, it can adapt to the inflation needs of different ball types.
5. Save the hassle of manual inflation and save time.
How to adjust the inflation pressure of a micro diaphragm air pump?
The inflation pressure of the micro diaphragm air pump can be adjusted through the following methods: 1. Adjust air pressure: The air pressure can be changed by adjusting the pressure regulating valve of the air source system. Another method is to change the air pressure by adjusting the pressure regulating valve on the diaphragm pump.
2. Adjusting the flow rate: There is a certain relationship between the outlet pressure and flow rate of the diaphragm pump, and adjusting the flow rate can indirectly change the outlet pressure of the pump.
3. Replacement of diaphragm: The diaphragm of a diaphragm pump is one of the key components of the pump, and its material and thickness will affect the outlet pressure of the pump. If you need to adjust the pump pressure, you can consider replacing the diaphragm. Generally speaking, replacing a thicker diaphragm can increase the pump's outlet pressure, while replacing a thinner diaphragm can reduce the pump's outlet pressure.
4. Adjusting valves: Diaphragm Pumps usually have inlet and outlet valves, and the outlet pressure of the pump can be changed by adjusting the opening of these valves. Generally speaking, increasing
The opening of the large inlet valve can increase the outlet pressure of the pump, while reducing the opening of the inlet valve can reduce the outlet pressure of the pump.
5. Adjusting the pump speed: The speed of the diaphragm pump can also affect the outlet pressure of the pump. The outlet pressure of the pump can be changed by adjusting the pump speed. Generally speaking, increasing the pump speed can increase the pump outlet pressure, while decreasing the pump speed can decrease the pump outlet pressure.
What are the precautions for adjusting the inflation pressure of a micro diaphragm air pump?
When adjusting the inflation pressure of a micro diaphragm air pump, attention should be paid to the following aspects:
Before adjusting the pressure, stop the pump and remove the pump pipeline to avoid accidents during the adjustment process.
When adjusting the pressure, it is necessary to slowly adjust the pressure regulating valve to avoid sudden pressure increase that may cause pipeline rupture or damage to the diaphragm pump.
When adjusting the pressure, the reading on the pressure gauge should be continuously observed to ensure the accuracy of the pressure adjustment.
After the adjustment is completed, reconnect the pump pipeline and check for any water or air leaks.
5. Choose appropriate pressure regulating valves and pressure gauges to ensure the accuracy and reliability of regulation.
In addition, for the pressure regulation of the air pump, there are also the following precautions:
1. Avoid excessive pressure regulation, which may cause damage to the air bag or pump.
2. Pay attention to the pressure adjustment speed, and do not operate too quickly. Gradually increase the pressure to avoid excessive pressure impact on the air pump.
During the pressure regulation process, attention should be paid to preventing situations such as air bag rupture or air pump overheating.
4. Regularly inspect and maintain the air pump, replace worn parts in a timely manner, to ensure the normal operation and service life of the air pump.
When using an air pump, a pressure level that is suitable for the tested object should be selected to avoid generating excessive pressure and damaging the tested object.
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