Seat belt latch device

Abstract

The invention belongs to the field of car seat belt latches and aims to provide a seat belt latch device. The technical solution mainly comprises a tongue and a latch which is connected to the tonguein a matching and clamping manner. The seat belt latch device is characterized in that the latch comprises an outer case, a sliding mechanism, a clamping and fastening mechanism and an unlocking mechanism, that a connecting plate is inserted into the outer case, that a bottom plate is connected to the lower part of the connecting plate in a clamping manner, that a cavity and a groove opening are arranged between the connecting plate and the bottom plate, that a through hole is formed in the bottom plate, that the sliding mechanism comprises a blocking plate, a first spring, an inserting rod, asliding block, a clamping and connecting piece and protrusions, that the protrusions are all slidably connected in sliding grooves formed in a connecting piece, that the inserting rod is fixedly connected to the sliding block, that the clamping and fastening mechanism comprises a central component, a second spring and a clamping block, that the clamping block is slidably inserted and connected inthe central component, and that the unlocking mechanism comprises a sliding button, third springs, sliding plates and guide rails. The seat belt latch device has the advantages of small size and goodappearance.

Description

technical field [0001] The invention relates to the field of automobile safety belt buckles, in particular to a safety belt buckle device. Background technique [0002] With the rapid development of life, cars have become an indispensable travel tool in people's daily life, and seat belts are a guarantee for drivers and passengers, which prevent drivers and passengers from encountering unexpected situations. More seriously injured, protecting the life safety of drivers and passengers, often played a very important role in traffic accidents. [0003] But the volume of existing seat belt buckle device is all a bit big, can affect the aesthetics degree in the car like this, and the safety belt buckle volume too big may affect the comfort level of passenger and driver simultaneously. [0004] For example, the invention patent with the notification number CN102753050B specifically discloses a safety belt buckle device, which has a shell for inserting tongues; A locking member; ...

AI Technical Summary

Problems solved by technology

[0005] Although the anticlockwise rotation of the cantilever will keep the spring at a certain height and reduce the space required for the movement of the locking member, the overturning movement of the cantilever, spring and balance weight requires a certain space, and even if their movement range is restrained, the reduction cannot be achieved. The best effect of locking space

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