CN2276549Y - Anti-theft door - Google Patents

Abstract

The utility model provides an anti-theft door, comprising an iron door frame, a door body, door hinges and a door lock. The utility model is characterized in that the inner surface of the door frame is provided with a built-in pin; a built-in pin hole for inserting the built-in pin is arranged on the corresponding position of the door body. The utility model has the advantages that because the built-in pin hole and the built-in pin mutually inserted are arranged on the inner surfaces of the door body and the door frame, an exerted door hinge is broken by a criminal, the door body can not fall off outwards from the door frame because of the stop function of the built-in pin; additionally, the built-in pin hole and the built-in pin are hidden in the door body and the door frame; the positions of the built-in pin hole and the built-in pin are different to discover by the criminal; the door is different to pry off by the criminal. The door lock adopts a three-direction door lock; the anti-theft performance is better.

Description

Security door

The utility model belongs to security door, is the improvement to the existing iron security door form of the composition.

Existing iron security door mainly is that doorframe, door body and door lock constitute.Though this kind iron gate has been used for many years, use till today, but along with offender's crime means is updated, this kind iron gate shows some obvious defects, makes that the offender is easy to succeed.Major defect is that the upper and lower hinge that doorframe combines with the door body exposes to the external side of door, and the door hinge that the offender will be exposed can outwards be deviate from whole door body from doorframe after destroying, and steals the key purpose thereby reach; Secondly, door lock is unidirectional locking bolt, seems weak, is easy to be destroyed by the offender, and anti-theft effect is relatively poor.

The purpose of this utility model is in order to solve the problem of above-mentioned existence, a kind of security door to be provided.Characteristics such as it has the offender and is difficult to destruction, and anti-theft effect is better.

In order to achieve the above object, the utility model comprises doorframe made of iron, door body, door hinge and door lock, it is characterized in that being provided with dowel at the inner face of doorframe, is provided with the dowel hole of plug-in mounting dowel in the corresponding position of door body.

Door lock adopts the Three-bearing door lock of Three-bearing locking bolt.

The utlity model has following advantage and good effect: 1, owing to be provided with the dowel and the dowel hole of mutual plug-in mounting at door body, doorframe inner face, the offender had both made brokenly and had encircled the door hinge that exposes, the door body is because the backstop action of dowel, the door body can outwards not come off from doorframe, in addition, dowel and dowel hole are hidden at the door body, and doorframe inside, the offender is difficult to find its position, thereby makes the offender be difficult to succeed; 2, door lock adopts the Three-bearing door lock, and the pick-proof performance is better.

Fig. 1 is a front view of the present utility model;

Fig. 2 is the partial perspective view at dowel of the present utility model and dowel hole place;

Fig. 3 is door lock of the present utility model and partial front elevation view.

(1) doorframe; (2) door body; (3) door hinge; (4) door lock; (5) dowel; (6) dowel hole.

Referring to Fig. 1, Fig. 2, doorframe (1), door body (1) inner face in that upper and lower door hinge (3) is located respectively are provided with a dowel (5) and dowel hole (6).Dowel (5) when closing body (1) to the doorstep on the doorframe (1) just in time is inserted in the dowel hole (6) on the body (2).On a security door, can arrange 2～4 pairs of dowels (5) and dowel hole (6).After the door hinge that exposes (3) was destroyed, by the acting in conjunction of dowel (5), dowel hole (6) and Three-bearing door lock (4), door body (2) can outwards not come off out from doorframe (1) lining, and anti-theft effect greatly improves.

Referring to Fig. 3, door lock (4) adopts the Three-bearing door lock, can improve theftproof performance.

Claims (2)

1, a kind of security door, it comprises doorframe made of iron (1), door body (2), door hinge (3) and door lock (4), it is characterized in that being provided with dowel (5) at the inner face of doorframe (1), is provided with the dowel hole (6) of plug-in mounting dowel (5) in the corresponding position of door body (2).

2, according to claim 1 antitheft, it is characterized in that described door lock (4) adopts the Three-bearing door lock of Three-bearing locking bolt.