A new type of protective door lock

Abstract

The invention belongs to the field of door fences and particularly relates to a safe novel protective door fence lock. The novel protective door fence lock comprises a lock seat with a lock hole and a locking device with a lock pin, the lock seat is matched with the locking device, the locking device comprises a locking rack, a lock pin part, a lock case and a transmission part, the locking rack is used for being fixedly connected with a door fence, the lock pin part is located at the front end of the locking rack and rotatable on a gravity surface for unlocking, the lock case is sleeved on the locking rack and slidable up and down relative to the locking rack, the transmission part is installed between the locking rack and the lock case and used for controlling the lock case to slide up and down to drive the lock pin to upwards or downwards rotate for locking or unlocking, a lock case reset part and a lock pin reset part are mounted in the lock case, and the lock pin part comprises a lock pin connecting frame and the lock pin. According to the novel protective door fence lock, the lock is a double secure lock, a button is pressed down and then the lock case is pressed down to downwards slide to drive the lock pin to downwards rotate, then the lock pin gets out of the lock hole for unlocking, the operation of the double secure lock can be simply finished by only one hand, the operation is convenient, locking and unlocking are simple and smooth, and the safety of the double secure lock is good.

Description

technical field [0001] The invention belongs to the field of door fences, and in particular relates to a relatively safe novel protective door fence lock. Background technique [0002] Existing protective gates can be opened with one operation. Children can easily open them by mistake or learn how to open them during use, which leads to poor safety of such protective gates. Children may open the gates by themselves when adults are away. Exist very big potential safety hazard, there are also some double safety locks for avoiding mistakenly opening the door fence now, as a kind of safe door fence locking device disclosed as publication number 2423362, comprising a lock seat fixed on the barrier plate, the lock seat A set of lock sets composed of a pressing handle, a first lock piece and a torsion spring, and a set of lock sets composed of a rotary handle with an eccentric push block, a second lock piece and a spring are installed in the center. The locking design of the two l...

AI Technical Summary

Problems solved by technology

[0002] Existing protective gates can be opened with one action, and children can easily open them by mistake or learn how to open them during use, resulting in poor safety of such protective gates. Children may open the gates by themselves when adults are away. Exist very big potential safety hazard, there are also some double safety locks for avoiding mistakenly opening the door fence now, as a kind of safe door fence locking device disclosed as publication number 2423362, comprising a lock seat fixed on the barrier plate, the lock seat A set of lock sets composed of a pressing handle, a first lock piece and a torsion spring, and a set of lock sets composed of a rotary handle with an eccentric push block, a second lock piece and a spring are installed in the center. The locking design of the two lock sets can prevent the locking device from being opened by accidental touch, but the structure of the gate lock is complicated and it is troublesome to unlock

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