KR100893655B1 - Anticrime apparatus for the front door - Google Patents

Abstract

A security system having a crime prevention function installed at a front door is provided to offer the crime prevention function by preventing the security system from being compulsory released. A door is hinge-coupled on a door frame. A door handle(42) having lock function is installed at one side of door. A long piece member is installed at a finishing piece(40) which is formed in order to block the gap of the door frame and door. A secondary anti-crime unit is combined in the long piece member. The supplementary anti-crime unit is formed in the location corresponding to the locking bar and locking hole. The long piece member comprises a bent unit and a large piece having the insertion hole.

Description

Security device installed on the front door {Anticrime Apparatus for the Front Door}

The present invention relates to a security device installed on the front door, in particular, the security device is installed on the side end of the door to protect the door lock device to prevent the illegal disassembly of the door lock device by the external force security device installed on the front door It is about.

As is well known, entrance doors to apartments, shopping malls and other offices are provided with steel front doors for fire and crime prevention purposes.

5 is a view showing the prior art, the configuration of the conventional front door is composed of a door frame 10 'forming an entrance and a door 20' hinged to the door frame 10 ', in particular the A door handle 30 'having a locking function is installed at one side of the door 20', and a lock hole coupled to the lock is formed at the door frame 10 'so as to correspond thereto.

In addition, the outer side surface edge portion of the door 20 'is further formed in a structure in which the finishing piece 40' protruding to a predetermined length is integrated.

The finishing piece 40 'stably closes the gap between the door frame 10' and the door 20 'when the door 20' is locked, thereby illegally unlocking the tool (wire or thin plate). To prevent the back from entering.

However, the finishing piece can prevent the intrusion of relatively small release tools, but the defense against large tools such as larger screwdrivers or crowbars (aka Paru) and presser claw hammer is weak.

That is, if the large tool is pushed into the gap between the door frame and the door forcibly squeezed and the finish piece is bent, as well as the lock of the door is destroyed and incapable of preventing external intrusion.

Therefore, the present invention has been invented to solve the weak problem of the conventional door structure as described above, the object of which is installed so as to prevent the damage of the finish piece by the forced force of the outside ultimately protects the locking device of the door It is to provide a security device installed in the front door to prevent intrusion.

Security device installed in the front door of the present invention to achieve the above object, the configuration of the front door is composed of a door frame and a door hinged to the door frame, the door having a locking function on one side of the door frame The handle is installed, and corresponding to the door frame is formed with a locking hole coupled with the clamp, and is installed in the front door structure is formed integrally with the finishing piece protruding to a predetermined length on the outer surface corner of the door, the door and the door frame A long piece member installed on the finishing piece to prevent a gap, and an auxiliary security means coupled to the long piece member and formed at a position corresponding to the clamp and the locking hole; It can be achieved by a security device installed in the front door characterized in that made.

The long piece member may include a bent portion having an insertion groove into which the finishing piece is inserted, and a bent piece extending from the bent portion and closely attached to the side of the door, wherein the bent piece has a rectangular through hole into which the lock of the door is inserted. Is formed, the upper and lower, characterized in that the fastening hole is formed to fasten the bolt or rivet.

In addition, the secondary security means is a through hole perforated in accordance with the long piece member and the finish piece, an outer cylinder to be fitted into the through hole, a spring inserted into the outer cylinder, and inserted into the outer cylinder so as to be supported by the spring to move forward and backward And a stopper to be coupled to the opening cap of the outer cylinder, and a pin coupled to the side of the closing cap and limiting an operation interval of the stopper.

According to the security device installed in the front door according to the present invention, by the installation structure that prevents forced invasion of the external forced locking disassembly operation is impossible to have a double stable security function.

Hereinafter, with reference to the accompanying drawings will be described the configuration of a lawn mower capable of remote control according to the present invention.

Referring to the accompanying drawings schematically, Figure 1 is a perspective view showing a combined state of the security device installed on the front door according to the present invention, Figure 2 is an exploded perspective view of the security device installed on the front door according to the invention, Figure 2 Is a detailed exploded perspective view of the 'secondary security means' in the security device installed on the front door according to the present invention, Figure 4 is a cross-sectional view showing a combined state of the security device installed on the front door according to the present invention.

The specific embodiments of the present invention will now be described with reference to the drawings.

As shown in Figures 1 to 4, the security device installed in the front door according to the present invention, is applied to a conventional door structure. That is, the door frame 100 to form an entrance and the door 4 is hinged to the door frame 100, the door handle 42 having a locking function is installed on one side of the door 4, To correspond to this, the door frame 100 has a locking hole 102 coupled to the clamp 432, and the front door integrally formed with a finishing piece 40 protruding at a predetermined length from the corner of the outer surface of the door 4 at a predetermined length. Is installed on the door frame.

With reference to Figures 2 and 3 will be described in more detail the security device installed in the front door according to the present invention.

As shown in Figures 2 and 3, the security device of the present invention, the long piece member (2) is installed on the finishing piece 40 formed to close the gap between the door 4 and the door frame 100, and the It is coupled to the long piece member (2) and includes a secondary security means (3) formed at a position corresponding to the clamp 432 and the locking hole (102).

The long piece member 2 is a metal plate formed to have a length of about 1/3 to 2/3 of the side length of the door 4, and is preferably an alloy steel material having excellent rigidity and low deformation.

Looking at the configuration of the long piece member 2, as shown in Figure 2, the bent portion 22 is bent so that the cross section is approximately '' 'shape so as to have an insertion groove into which the finishing piece 40 can be inserted at one side ) And extends to the bent portion 22 and is composed of a confronting piece 24 in close contact with the side surface of the door 4.

Here, the mounting piece 24 is formed with a plurality of fastening holes 25 are fastened to the upper and lower bolts or rivets to be fixed to the side of the door (4).

In addition, a square hole 26 is formed so that the clasp 432 of the door 4 is inserted to enable the inlet and out operation.

The long piece member 2 is further provided with an auxiliary security means (3) to protect the locking device consisting of the clamp 432 and the locking hole 102 of the door (4).

Looking at the configuration of the auxiliary security means 3 with reference to Figure 3, the through hole 34 perforated in accordance with the long piece member 2 and the finishing piece 40, and the outer cylinder 32 to be fitted in the through hole 34 ), A spring 36 inserted into the outer cylinder 32, a stopper 38 inserted into the outer cylinder 32 so as to be supported by the spring 36, and a forward and backward actuated with the outer cylinder 32. It is configured to include a closing cap 39 for fixing the stopper 38.

That is, the long piece member 2 and the finishing piece 40 are simultaneously drilled to form a straight through hole 34.

An outer cylinder 32 is inserted and inserted into the through hole 34, and the outer cylinder 32 has a screw line formed on an outer surface thereof.

Here, the outer cylinder 32 has a cylindrical structure in which the front end is opened and the rear end is blocked.

The stopper 38 has a cylindrical rod shape, and the rear end 382 is formed at the rear end thereof so as to be caught inside the closing cap 40.

Thus, even when the stopper 38 is advanced to the maximum, the round jaw 382 is caught by the closing cap 40 and is no longer drawn out.

The stopper 38 is always pushed toward the outside, that is, the door frame 100 by the repulsive force of the spring 36, the tip is kept in close contact with the side of the door frame (100).

The closing cap 40 is formed with a screw thread to be screwed with the outer cylinder 32 on the inner circumferential surface, and a through hole 392 is formed therein so that the stopper 39 penetrates through.

Security device of the present invention according to the above configuration is as follows the operation relationship.

The insertion groove of the long member 2 is inserted into the finishing piece 40 of the door 4, the mounting piece 24 is brought into close contact with the side of the door 4, and then bolts or rivets to the fastening hole 25 Fasten the long piece member (2) firmly.

Then, the intermediate piece of the finishing piece 40 and the long piece member 2 are simultaneously drilled to form a through hole 34.

The outer cylinder 32 is fitted into the through hole 34 thus formed, and the spring 36 and the stopper 38 are sequentially inserted through the front end opening of the outer cylinder 32, and the closing cap 39 is inserted into the through hole 34. Bound to and sealed.

Therefore, as shown in FIG. 4, when the door 4 is closed, the stopper 38 is pushed back, and the spring 36 is in a compressed state, in which the stopper 38 is applied to the pushing force of the spring 36. As a result, it is always kept in close contact with the side of the door (4).

Therefore, even if an external intruder inserts the tool 200 into the gap of the long member 2, the stopper 38 which protects the locking device is blocked, and thus the secondary security function is performed. In particular, the stopper 38 Since the outer surface of the cylinder is smooth cylindrical, even if the tool 200 is forcibly pushed by the outer surface of the stopper 38, the stopper 38 is never pushed back.

Therefore, according to the present invention, the long piece member 2 protects the outside of the closing cap 39, making it difficult to force the tool to be inserted, and in addition, the secondary security means 3 protects the locking device of the door 4. As a result, outside intrusion is virtually impossible.

As mentioned above, although this invention was demonstrated in detail using the preferable embodiment, the scope of the present invention is not limited to a specific embodiment and should be interpreted by the attached claim. In addition, those skilled in the art should understand that many modifications and variations are possible without departing from the scope of the present invention.

1 is a perspective view showing a coupled state of the security device installed in the front door according to the present invention.

Figure 2 is an exploded perspective view of the security device installed on the front door according to the present invention.

Figure 2 is a detailed exploded perspective view of the 'secondary security means' in the security device installed on the front door according to the present invention.

Figure 4 is a cross-sectional view showing a combined state of the security device installed on the front door according to the present invention.

5 shows a prior art.

<Explanation of symbols for main parts of the drawings>

2: long piece 3: auxiliary security means

4 door 22 bend

24: confrontation 32: outer cylinder

34: through hole 36: spring

37: Pin 38: Stopper

39: finishing cap

Claims (4)

A door frame 100 forming an entrance and a door 4 hinged to the door frame 100, and a door handle 42 having a locking function is installed at one side of the door 4, and corresponding thereto. The door frame 100 is formed with a lock hole 102 is coupled to the clamp 432, so that the front door structure integrally formed with a finishing piece 40 protruding a predetermined length on the outer surface corner portion of the door 4 In the security device installed in, A long piece member (2) installed on the finishing piece (40) formed to close the gap between the door (4) and the door frame (100); Secondary security means (3) coupled to the long piece member (2) and formed at a position corresponding to the clamp (432) and the locking hole (102) Security device is installed on the front door, characterized in that made. The method of claim 1, The long piece member 2 has a bent part 22 having an insertion groove into which one end piece 40 can be inserted, and an extension part formed on the bent part 22 and closely adhered to the side of the door 4. Including a sticking piece 24, The fitting piece 24 is formed with a square through hole 26 into which the clamp 432 of the door 4 is inserted, Security device is installed on the front door characterized in that a plurality of fastening holes 25 are formed in the upper and lower bolts or rivets are fastened. The method of claim 1, The auxiliary security means is inserted into the outer cylinder 32, the through-hole 34 fitted into the long piece member 2 and the finishing piece 40, and fitted into the through-hole 34, Spring 36, the stopper 38 is inserted into the outer cylinder 32 so as to be supported by the spring 36, the stopper 38 is operated forward and backward, and the closing cap is fastened to the outer cylinder 32 to secure the stopper 38 Security device is installed on the front door, characterized in that made (39). The method of claim 3, wherein The stopper (38) is a cylindrical rod type, the rear end of the anti-theft device is installed on the front door, characterized in that the rear jaw (382) is formed so as to be caught inside the closing cap (40).

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