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Title: Understanding Small Membrane Pump: An Essential Guide
Introduction:
In various industries, the need to transfer fluids or gases reliably and efficiently is a crucial aspect of day-to-day operations. One type of pump that has gained considerable popularity is the membrane pump, also known as a diaphragm pump. This article aims to provide a comprehensive overview of what a membrane pump is, how it works.
What is a DC Membrane Pump?
A membrane pump is a positive displacement pump that utilizes a flexible membrane or diaphragm to displace fluids or gases. It operates by alternately expanding and contracting the diaphragm, creating pressure differences that allow the transfer of the substance being pumped.
Working Principle:
The membrane pump consists of a pump chamber, inlet and outlet valves, and a flexible diaphragm made of various materials such as rubber, thermoplastic, or metal. When the diaphragm contracts, it creates a vacuum, causing the inlet valve to open and draw the fluid or gas into the pump chamber. Subsequently, as the diaphragm expands, the inlet valve closes, and the outlet valve opens, pushing the fluid or gas out of the chamber.
|
Technical Specification |
|
Product model |
DQB100-C |
|
Voltage |
DC6.0V |
|
Current |
<350mA |
|
Air flow rate |
1.0-1.5L/Min |
|
Pressure |
360-600mmHg |
|
Media |
Air |
|
Life cycle |
>30,000 cycles (with a 200cc tank, work for 10secs and stop for 5secs as a cycle ) |
|
Working temperature |
5℃~55℃ |
|
Product N.W |
32g |
|
Noise |
<55dB ( on a 5cm sponge, 30cm away from noise meter) |
|
Pump application |
Mainly used for upper arm type blood pressure monitor and eye massager |
| Dimension Drawing |
|
Performance test curve |
Membrane pumps can be categorized into different types based on their mechanism of action. Some common categories include:
1. Diaphragm pump: These pumps use a flexible diaphragm that moves back and forth to create a vacuum and pressure, allowing the fluid to be pumped. Diaphragm pumps are often used in applications requiring high accuracy and low flow rates.
2. Peristaltic pump: Also known as tube pumps or hose pumps, peristaltic pumps use rotating rollers or shoes that compress and release a flexible tube or hose to create fluid movement. These pumps are commonly used in medical and laboratory applications.
3. Piston pump: Piston pumps use a reciprocating piston to create pressure and move fluid. They are often used in high-pressure applications and can handle a wide range of fluids and viscosities.
4. Rotary vane pump: These pumps use rotating vanes or blades that trap and release fluid to create pressure and flow. Rotary vane pumps are commonly used in automotive and industrial applications.
5. Gear pump: Gear pumps use rotating gears to create fluid movement. They are often used in applications requiring high flow rates and can handle a wide range of viscosities.
6. Centrifugal pump: Although not strictly membrane pumps, centrifugal pumps can also be used to move fluids by creating pressure through the rotation of an impeller. These pumps are commonly used in industrial and water supply applications.
These are just a few examples of the different categories of membrane pumps. The specific application and requirements will determine the most suitable type of pump to use.
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Main Product:
Mini Diaphragm Pump,
Solenoid Pump,
Peristaltic Pump ,
Piston Pump,
Solenoid Valve,
Solution For Mini Pumps And Valves
