CN203230236U - Mortise door lock - Google Patents

Abstract

The utility model provides a mortise door lock. The mortise door lock comprises a doorknob, wherein a lock body is arranged at the 45-degre bottom right of the doorknob; a keyhole convexly formed in the surface of the lock body is connected to a first locking dog; the doorknob is connected to a second locking dog. The mortise door lock provided by the utility model overcomes disadvantages in the prior art, can avoid a user after opening a door forgetting a key efficiently, and achieves a simple structure and relatively low cost.

Description

A kind of mortise door lock

Technical field

The utility model relates to a kind of mortise door lock, belongs to the door lock technical field.

Background technology

At present, known lock pin Lock structure is made up of handle, lock core, lock body three parts.The two tongue mortise door locks that are that wherein are usually used in security door.Key inserts the rotating opening lock, and handle presses down opens oblique tongue.The whole operation requirements of process is after inserting key unlocking then press down door handle, because most of user gets used to one-handed performance, hand leaves key and moves on the door handle, often causes forgetting extracting key.The key that is retained on the door lock has brought very big risk for user's personal safety as well as the property safety.

The utility model content

The technical problems to be solved in the utility model provides a kind of door lock that takes out key of forgetting after avoiding effectively unblanking.

In order to solve the problems of the technologies described above, the technical solution of the utility model provides a kind of mortise door lock, it is characterized in that: comprise door handle, lock body is located at the door handle lower right and is located for 45 °, the outstanding surface of lock body of being located at of lockhole; Lockhole connects first dead bolt, and door handle connects second dead bolt.

Preferably, described door handle presses down and turns to 45 ° of lower rights when locating, and described second dead bolt is in the state of taking in fully.

Preferably, insert described lockhole with the key of described lockhole coupling after, the height that key exposes the outer part of described lockhole can hinder the rotation of described door handle.

A kind of mortise door lock that the utility model provides has two dead bolts, rotates by key turns and door handle respectively and opens separately, and needing two dead bolts all to take in the back door can open.Lockhole is opened first dead bolt by key turns.Door handle normally is in level, press down turn to 45 ° of lower rights after second dead bolt take in door-lock opening fully.When key was inserted in the lockhole, because the exposed portions serve of key own has stopped door handle, if key is not extracted, then door handle can't be completely depressed into the position, thereby can't open door, avoids the user to forget key effectively with this.

The device that the utility model provides has overcome the deficiencies in the prior art, forgets key after can effectively avoiding the user to open the door, simultaneously simple in structure, cost is lower.

Description of drawings

A kind of mortise door lock elevation that Fig. 1 provides for the utility model;

A kind of mortise door lock top view that Fig. 2 provides for the utility model;

A kind of mortise door lock lateral view that Fig. 3 provides for the utility model.

The specific embodiment

For the utility model is become apparent, now with a preferred embodiment, and conjunction with figs. is described in detail below.

A kind of mortise door lock elevation that Fig. 1 provides for the utility model, described a kind of mortise door lock comprises lock body 1, lock body 1 is connected with door handle 2 angles at 45, in conjunction with Fig. 2 and Fig. 3, lockhole 3 outstanding lock body 1 surfaces that are loaded on.Lockhole 3 is positioned at door handle 2 lower rights and locates for 45 °.

Mortise door lock has two dead bolts, rotates by key turns and door handle respectively and opens separately, and needing two dead bolts all to take in the back door can open.Lockhole 3 is opened first dead bolt by key turns.Door handle 2 normally is in level, presses down to turn to 45 ° of lower rights (being directly over the lockhole) backs, second dead bolt and take in door-lock opening fully.

Highly can hinder the rotation of door handle after key inserts, require the user after opening door lock with key, to extract to carry out subsequent operation with this, otherwise door lock can't be opened.

When the user opens the door lock of having locked, need earlier key to be inserted the rotating opening first road dead bolt behind the lockhole.Then key is extracted, pressed down door handle to extreme position and promote to open door.If key is not extracted, then door handle can't be depressed into desired location, then can't open door lock.When leaving, then carry door handle on the same and can pin with traditional mortise door lock of opening soon, need not key.

Claims (3)

1. mortise door lock, it is characterized in that: comprise door handle (2), lock body (1) is located at door handle (2) lower right and is located for 45 °, outstanding lock body (1) surface of being located at of lockhole (3); Lockhole (3) connects first dead bolt, and door handle (2) connects second dead bolt.

2. a kind of mortise door lock as claimed in claim 1 is characterized in that: described door handle (2) presses down and turns to 45 ° of lower rights when locating, and described second dead bolt is in the state of taking in fully.

3. a kind of mortise door lock as claimed in claim 1 or 2 is characterized in that: after inserting described lockhole (3) with the key of described lockhole (3) coupling, the height that key exposes the outer part of described lockhole (3) can hinder the rotation of described door handle (2).

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