What are the main transmission devices when a bicycle is running?

Introduction: Bicycle is a very common means of transportation in our daily life. Before cars, motorcycles and electric cars came out, electric cars were basically a necessity for every household. Bicycle is very convenient, not limited by time and speed. What are the main transmission devices in bicycle driving? Bian Xiao, give you a science lesson.

1. What are the main transmission devices of bicycles?

Chain transmission, bicycle frame, tires, pedals, brakes, chains and other 25 components, and their basic components are indispensable. Among them, the frame is the skeleton of the bicycle, which bears the largest weight of people and goods. According to the working characteristics of each component, it can be roughly divided into guiding system, driving system and braking system, in which the guiding system consists of handlebar, front fork, front axle and front wheel. The rider can change the driving direction and keep his body balanced by manipulating the handlebar. Drive (transmission or walking) system: it is composed of pedal, central shaft, sprocket, crank, chain, flywheel, rear axle and rear wheel. The pedaling force of people's feet is driven by pedals through crank, sprocket, chain, flywheel, rear axle and other parts, thus making the bicycle move forward continuously. Brake system: composed of brake parts, the rider can control the brake at any time to slow down and stop the running bicycle and ensure the driving safety.

Second, the benefits of cycling

Riding a bike often can not only lose weight, but also make your figure symmetrical. Because cycling is an exercise that needs a lot of oxygen, it can also strengthen the heart function. At the same time, it can also prevent hypertension, sometimes more effective than drugs. Cycling compresses blood vessels, accelerates blood circulation, and the brain absorbs more oxygen. Coupled with inhaling a lot of fresh air, it will make the brain more awake. Sitting in the car, you will feel very free and carefree. It is no longer just a means of transportation, but also a way to please the soul.

Third, the disadvantages of riding a bike.

Don't ride for more than 2 hours every day. Cycling for a long time is easy to get prostatitis, which is bad for your health and easy to stimulate your waist. Therefore, professional cyclists have their own health care doctors.