CN202023415U

CN202023415U - Novel door lock

Info

Publication number: CN202023415U
Application number: CN2011201114552U
Authority: CN
Inventors: 王付山
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-15
Filing date: 2011-04-15
Publication date: 2011-11-02
Anticipated expiration: 2021-04-15

Abstract

The utility model relates to a novel door lock, in particular to a door lock with a hidden lock core hole. The novel door lock comprises a lock body and a key, wherein the lock body is fixed on a door body; a T-shaped or L-shaped key hole is formed on the door body in the position towards a lock core in the lock body; and the key is L-shaped. The lock core hole is hidden at the back of a door instead of facing outside a door to prevent the key insertion hole from direct exposure, the hole is formed on the door body in the position corresponding to the lock core insertion hole, and the L-shaped key is inserted in the lock core through the hole, and then is rotated to drive the lock core to rotate to achieve the engaging or disengaging of a lock tongue and a lock sleeve, so that law-breakers cannot unlock the door by drilling tools or other manners.

Description

New door lock

Technical field

The utility model relates to a kind of new door lock, relates in particular to the hidden door lock of a kind of lock core hole.

Background technology

At present, common people are that lock core hole is leaked outside with the most a kind of lockset of door lock, and its structure is directly to insert lock core by key, and the rotation by lock core drives dead bolt and lock tube locks together.When unblanking, key inserts lock core and rotation, and the rotation by lock core drives dead bolt and separates with lock tube, thereby realizes the purpose of unblanking.This door lock exists when not enough, and the lock core key jack is exposed to the outside, and the robber can open this lock by tools that goes into operation by force such as drilling tools; And key hole also is plugged easily and influences the normal use of lockset.

Summary of the invention

The purpose of this utility model is to provide a kind of lock core hole to be hidden in behind the door, and key is L shaped new door lock.

The technical scheme that the utility model provides is:

New door lock includes lock body and key, and lock body is fixed on the body, has T shape or L shaped keyhole towards the position of lock body internal cylinder on the door body, and key is L-shaped.

Preferably, the door body in lock body the position of dead bolt have the in-line dead bolt hole.

Preferably, also comprise lock cover, on the doorframe with lock body in the corresponding position of dead bolt be provided with the lock cover.

The utility model is by being hidden in lock core hole behind the door, thereby the lock core jack is towards avoiding key hole directly to leak outside outdoors, having the hole on the door body with on the corresponding position of lock core jack, L shaped key inserts in the lock core by the hole, the rotation of screw key drive lock core makes that dead bolt is sealed with lock tube or separates, can prevent that like this lawless person from opening door lock by means such as drilling tools.

Description of drawings

Fig. 1 is the structural representation of embodiment 1.

Fig. 2 is the structural representation of embodiment 2.

Fig. 3 is the structural representation of key.

1 body 2 lock bodies 3 lock cores 4 keyholes 5 dead bolt holes 6 dead bolts 7 doorframes 8 lock cover.

Specific embodiment

Embodiment 1

As shown in Figure 1, new door lock comprises lock body, key and lock cover, and lock body is fixed on the body, and the lock cover is fixed on the doorframe.Have L shaped keyhole towards the position of lock body internal cylinder on the door body, key is L-shaped.On the doorframe with lock body in the corresponding position of dead bolt be provided with lock cover.

The door body in lock body the position of dead bolt have the in-line dead bolt hole.

Key is inserted in the lock core by keyhole, and rotary locking cylinder is opened lockset.Dead bolt exposes from dead bolt hole, gos deep into dead bolt hole with finger dead bolt is pushed in the lock body, and dead bolt is then sealed with the lock cover.

Embodiment 2

As shown in Figure 2, new door lock comprises lock body, key and lock cover, and lock body is fixed on the body, and the lock cover is fixed on the doorframe.Have the T shaped key hole towards the position of lock body internal cylinder on the door body, key is L-shaped.On the doorframe with lock body in the corresponding position of dead bolt be provided with lock cover.

Key is inserted in the lock core by keyhole, key to a sideway swivel lock core, is opened lockset; To the opposite side rotary locking cylinder, then dead bolt is then sealed with the lock cover with key.

Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.

Claims

1. new door lock includes lock body and key, and lock body is fixed on the body, it is characterized in that, has T shape or L shaped keyhole towards the position of lock body internal cylinder on the door body, and key is L-shaped.

2. according to the described new door lock of claim 1, it is characterized in that, the door body in lock body the position of dead bolt have the in-line dead bolt hole.

3. according to claim 1 or 2 described new door locks, it is characterized in that, also comprise lock cover, on the doorframe with lock body in the corresponding position of dead bolt be provided with the lock cover.