Door lock for luggage case for automobile

Abstract

The invention relates to a door lock of a suitcase used for a vehicle. The door lock comprises a main ratchet wheel, a pawl, an opening arm, a motor and a transmission system. The door lock is characterized in that the door lock also comprises an external opening arm, a sliding block with a front lug and a rear lug, a secure arm and an external release arm, wherein a radial slide opening is formed at one end of the external opening arm, and the other end of the external opening arm is corresponding to the opening arm; the sliding block slides in the radial slide opening; a clasp of the securearm is fixed at one end of the secure arm and is connected with a lock core through a lock core connecting rod, and a limit groove for the rear lug to penetrate is formed at the other end of the secure arm; one end of the external release arm is corresponding to the front lug on the sliding block, a clasp of the external release arm is installed at the other end of the external release arm, and the clasp of the external release arm is used for connecting a push rod connected with an outer handle. Because the structure that the external release arm drives or fails to drive the external openingarm to rotate can be obtained as required through the movement of the secure arm to push the sliding block, the unlocking or the locking function of the door lock can be achieved, and the operation of the outer handle can be effectively limited through the door lock, thereby the operational security can be ensured.

Description

Car trunk door lock technical field The invention belongs to the technical field of locks, and in particular relates to a luggage compartment door lock for a vehicle. Background technique At present, the structure of electric tailgate locks for vehicles is diversified, but in summary, there are mainly four types of operation modes: (1) The door is opened manually, and the locker is used to realize the electric locking and unlocking functions. (2) Use the motor drive to realize the automatic opening of the door lock, but use the manual method when locking. (3) Use a manual pull wire to open the door lock, but use an automatic method when locking. (4) Both unlocking and locking of the door are done electrically. Among the above four operation modes, the fourth operation mode adopts fully automatic door lock, which not only brings great convenience to the user, but also improves the grade of the car, so it has been widely used. And existing this full-automatic door lock g...

AI Technical Summary

Problems solved by technology

But the above-mentioned electric door lock has no key locking and unlocking functions, that is, when the door lock is in the locked state, the outside can open the car door through the outer handle, so when it is applied to the tailgate of a car, it brings certain inconvenience to the stored items. insecurity

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