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Working principle and key points of purchasing vacuum cleaner
Lead: among many cleaning appliances, vacuum cleaner can be said to be one of the recognized cleaning artifacts. Let's take a look at the working principle of vacuum cleaner and the main points of purchasing vacuum cleaner.

The working principle of vacuum cleaner is introduced. The working principle of the vacuum cleaner is that the motor of the vacuum cleaner rotates at a high speed, and air is sucked from the suction port, so that the dust box generates a certain degree of vacuum. Dust enters the dust bag in the dust box through the floor brush, suction nozzle, handle, hose and main suction pipe, and the dust remains in the dust bag. The filtered air enters the motor through a filter screen, which is a protective barrier to prevent the dust bag from breaking and the dust from being sucked into the motor. The air entering the motor flows out through the motor, because the carbon brush is constantly worn during the operation of the motor.

The main points of vacuum cleaner purchase 1, according to the size of your home space and cleaning workload.

If the average family takes care of it regularly, it won't produce a lot of garbage every day, and generally it doesn't need a vacuum cleaner with too much power. The power of household vacuum cleaners in the market is generally between 1200W~2000W to 2000W. Don't blindly pursue excessive power. The higher the power, the louder the noise and the more power consumption.

2. Pay attention to the vacuum degree.

Vacuum degree is another important index of vacuum cleaner. The greater the vacuum, the greater the suction. It is related to the quality of the motor and the tightness of the whole machine, and the greater the vacuum degree, the better, because with the increase of vacuum degree, the burden of the motor will also increase, which directly affects the life of the motor. Generally above 20Kpa.

3. Pay attention to the noise level of the vacuum cleaner

Noise is inevitable in a vacuum cleaner. Generally, household vacuum cleaners use high-speed motors, so it is impossible to mute. Some brands use mute slogans, which is relative. Don't think there is no sound ~! Noise depends on the quality and power of the vacuum cleaner motor and the tightness of the vacuum cleaner. It is not recommended to buy a vacuum cleaner with a decibel value higher than 80dB. People whose voices are higher than 85dB will feel uncomfortable.

4. Choose a vacuum cleaner through some details.

For example, the length of the wire, the general vacuum cleaner wire can reach about 5 meters, it is recommended to choose a longer wire, home space is large, less sockets. Whether the accessories are complete, the basic accessories generally include dual-purpose brush, flat suction nozzle, round brush and so on. Some vacuum cleaners are cheap, but there are few accessories. It is best to choose a vacuum cleaner with stepless speed regulation, which can control power or suction, which is not only convenient, but also environmentally friendly and energy-saving. Whether the shell material of vacuum cleaner is firm and durable. It is recommended that ABS engineering plastics are wear-resistant and impact-resistant, not easy to age, and the price is not as expensive as stainless steel. You can also see whether the monitor is covered with dust and whether there are rubber rollers to prevent scratching the floor.

Today, I will introduce the working principle of vacuum cleaner and the main points of purchasing vacuum cleaner. If necessary, you can simply understand the relevant information through this article in order to better choose your favorite products.