Seat belt lock prevents mistake unlocking device

The utility model provides a seat belt lock prevents mistake unlocking device which characterized in that prevent that mistake unlocking device includes a body, a side of this body is provided with the trompil that supplies the safety belt to wear to establish, and the internal formation of this basis is covered the cover of establishing in safety belt unblock portion and is established the portion. Seat belt lock prevents mistake unlocking device design is safe reasonable, convenient effective, and it can be followed the safety belt and slide the cover that sets up and establish the portion through establishing at department of safety belt unblock portion cover, can satisfy the restriction of the misunderstanding lock under the various condition, operation in the time of providing convenient and fast's safety belt unblock again. Should prevent that mistake unlocking device cost was with low costs, convenient to use is effective and accord with each item safety standard standard, and the supporting of various safety belts of being applied to that can be extensive uses.