Classification of Automotive Retractable Seat Belts
Release time:
2022-04-29
The Automotive Retractable Seat belt is an important passive safety part, which plays a role in restraining displacement and buffering. Common seat belts can be divided into two-point, three-point, four-point and free-style according to different fixing methods.
The Automotive Retractable Seat belt is an important passive safety part, which plays a role in restraining displacement and buffering. Common seat belts can be divided into two-point, three-point, four-point and free-style according to different fixing methods.
Two-point Automotive Retractable Seat belt
The two-point Automotive Retractable Seat belt has only two fixing points with the vehicle body or seat frame. The soft belt is hung from both sides of the waist to the abdomen, similar to a belt, which can prevent the occupant from moving forward or being thrown from the vehicle in a collision accident. out. Advantages: easy to use, easy to release.
The disadvantage is that the upper body of the occupant is easy to lean forward, and the head of the front seat occupant will hit the dashboard or windshield, so this Automotive Retractable Seat belt is mainly used in the rear seat of the car.
Three-point Automotive Retractable Seat belt
The three-point Automotive Retractable Seat belt is a kind of seat belt that makes up for the shortcomings of the two-point seat belt. It adds a shoulder belt on the basis of the two-point seat belt, and has a fixed point on the body near the shoulder, which can prevent the The occupant's body moves forward and prevents the upper body from leaning forward, which enhances the safety of the occupant and is currently the most commonly used seat belt.
The three-point type can be divided into with emergency locking mechanism and without emergency locking mechanism (but the length of the webbing can be adjusted by hand).
Four-point and freestyle Automotive Retractable Seat belt
Compared with ordinary cars, racing cars have higher requirements on seat belts, and the inertial force caused by braking and turning during the race is greater and more frequent. In order to better protect the driver and help the driver to drive, four-point, five-point and even six-point seat belts are used on the racing car.
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