Haojue Tianying carburetor model

Haojue Tianying carburetor model PD22J 15. Carburetor is a mechanical device that mixes a certain proportion of gasoline with air under the vacuum generated by engine work. As a precise mechanical device, carburetor uses the kinetic energy of inhaled airflow to atomize gasoline, which plays an important role in the engine.

Carburetor action

Carburetors can be divided into simple carburetors and complex carburetors. Carburetors can also be divided into downward suction type and horizontal suction type. According to the type of throttle valve, carburetor can also be divided into rotary type and lifting type. The rotary throttle valve is a disc-shaped throttle valve, which rotates around the axis between the throat of the carburetor and the intake pipe to change the flow area of the intake passage.

The lifting throttle valve is a bucket-shaped plate throttle valve, which moves up and down in the throat to change the channel area of the throat. Motorcycle carburetor mostly adopts this form, and the other carburetor is a mixture of the two. Man-controlled rotary throttle valve and diaphragm-controlled lifting throttle valve are also commonly used on motorcycles, called CV type.