Car door lock for children

Abstract

The invention discloses a car door lock for children. The car door lock comprises a switch knob, a push rod, a driven block, an internally-opened handle, a driving block, a switch support and an unlocking stay wire. The switch support is a ring-shaped body and provided with a first stirring shaft winding hole, a switch knob hole and an arc-shaped sliding chute, the switch knob is provided with a rotating shaft and a rotating arm, a push rod sliding chute is formed in the driven block, a boss is arranged on the driving block and a second stirring shaft winding hole is formed in the driving block. The door lock for the children is installed on a rear door of a car, so the rear door of the car can be still opened from the inside on the premise of guaranteeing safety of the children sitting on the back row of the car.

Description

technical field [0001] The invention belongs to an automobile door lock, in particular to an automobile child door lock. Background technique [0002] like Figure 12 As shown, the existing car child lock control mechanism is installed at the rear door lock. When the door is opened, push the handle 11 to the upper / lower limit position to realize the locking / unlocking function of the child lock. When the door is closed, The handle 11 is blocked by the door frame, and the opening and closing of the child lock cannot be operated from inside the car. [0003] When there are children in the car, if the driver or other adult passengers lock the child lock before the door is closed, the inward opening function of the locked door will become invalid immediately, that is, the door lock cannot be opened by pulling the inward opening handle. Passengers and front-seat passengers get out of the car and open the door from the outside. But this structure has the following problems: [0...

AI Technical Summary

Problems solved by technology

[0004] 1. It is easy to touch the switch of the child lock control mechanism when passengers get on and off the car, which may cause the child lock function to be released, and it is difficult to be found after the door is closed. When children are riding, there is a great risk;

[0005] 2. When the child lock is locked, the rear passenger cannot open it from the inside. To get out of the car, the passenger sitting in the front seat or the driver must The passenger gets off the car and opens the door from the outside, which is less convenient;

[0006] 3. If the child lock is locked and the outward opening handle fails, the door cannot be opened from the inside or the outside, and the door can only be repaired by destroying the inner guard plate. , so as to bring certain economic losses to customers;

[0007] 4. When the child lock is locked, when an emergency occurs inside the vehicle that will endanger life and property safety, the rear passengers cannot open the door from the inside to save themselves. There are hidden dangers

[0008] In addition, the "Automotive Electric Child Lock" whose publication number is CN 202064734U has poor reliability and poses a safety hazard in the event of a sudden power failure of the vehicle

Images