KR101861845B1 - Prefabricated Door - Google Patents

Abstract

The present invention provides a safety door which is openable and closable by a hinged door so as to prevent a hand from being pinched by the door, while preventing the door opening and closing door from being exposed to the outside at the same time, A hinge bar provided with a rotary space having one side open on the inner side of the formed door frame and a hinge bar attached to the door frame on one side of the door adjacent to the door frame, And a locking means is provided on the pivoting bar so as not to pivot further in the opened state while extending the opening angle of the door by engaging with one side of the pivoting space.

Description

[0001] Prefabricated Door [0002]

The present invention relates to a safety door which is opened and closed by a hinged door so as to prevent an injury caused by a fingernail in a door opening when opening and closing. In particular, it is installed directly on a door frame, The door is closed and the door is not exposed at all in the opened state, so that the design is beautiful and safe.

Generally, in the case of an office, a store and a residence, a plurality of rooms are formed in the interior of the building. Door doors are provided at the entrance and exit of the divided spaces to form an independent space. It is.

Most of the door frame 200 is provided on the wall 100 forming the door for the installation of the hinged door, and the door frame 200 and the door 300 are hinged to each other, So that it can be opened and closed.

However, as shown in FIG. 1, the hinged door has a structure in which a gap between the door frame 300 and the door frame 300 connected by a hinge is opened during the process of opening and closing the door 300, Or when a person's hand is caught in the accident, a safety accident that is injured is generated, and in particular, a safety accident caused by a careless child occurs in many cases.

Therefore, recently, a safety door is installed to prevent a safety accident by preventing a finger or a hand from being caught between the door openings.

In order to prevent a door gap from being generated, the safety door is configured to be opened and closed by mounting a hinge means on the upper and lower surfaces of the door in the form of a semicircular sliding surface, but a gap is formed between the door frame and the sliding surface of the door Finally, another safety door has not been able to solve the safety accident that the hand is caught in. Another safety door has been designed to cover the door gap by providing a separate curtain between the door frame and the hinge of the door, but this safety door detracts from the aesthetic appearance of the door There has been a problem of lowering the commerciality.

In order to solve the above problem, as shown in FIG. 2, in a state where the existing door frame formed at the edge of the wall body 100 forming the doorway is removed, a separate door frame 200 having the safety groove 210 formed therein The curved portion 310 is formed in the door 300 and the curved portion 310 is inserted into the safety groove 210 of the door frame 200 when the door 300 is closed When the door 300 is opened, it is opened without interference by the curved portion 310 to prevent the door opening from being exposed, thereby preventing the finger or the hand from being caught.

However, since such a safety door must be installed with a separate door frame 200 for removing the existing door frame for installation, there is a problem in that it is difficult to install and the installation cost is increased due to the installation.

In addition, although the opening angle of the door is only opened to about 90 degrees, it is inconvenient at the time of accessing and moving the object, and the finger or the back of the hand is prevented from being inserted between the door openings. However, There is still a problem of injury.

Open Patent No. 10-2004-0027678 (Apr. 04, 2004) Open Patent No. 10-2008-0090951 (October, 2008) Patent No. 10-1504505 (Feb.

Therefore, the present invention can be applied to a door frame installed in a conventional door frame so as to prevent the door from being opened in a state where the door is opened or closed, thereby improving the safety and design. .

In order to achieve the above object, the present invention provides a hinged bar having a door open on its inner side and a hinge bar having a hinged bar hinge mounted on the door frame, The door is opened and closed so as to prevent a door gap from being generated by mounting a pivoting bar to be pivoted, and the pivoting bar is engaged with one side of the pivoting space to extend the opening angle of the door, .

Accordingly, the present invention has the effect of reducing the installation easiness and the installation cost, and provides a stable appearance due to no door gap even when the door is opened and closed, as well as providing a beautiful appearance of the door, It is effective.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a cross-sectional view showing a conventional installation state of a general door. Fig.
2 is a cross-sectional view illustrating an improved state of the safety door to prevent a conventional door gap from being generated.
3 is an assembly view illustrating an assembly structure of a safety door according to an embodiment of the present invention.
4 is a cross-sectional perspective view of the safety door of the present invention assembled;
5 is a perspective view showing the hinge bar of the present invention.
6 is a perspective view showing a turning bar of the present invention.
FIG. 7 is a perspective view showing the engagement means of the present invention. FIG.
8 is a perspective view of the safety door of the present invention in a closed state;
9 is a perspective view of the safety door of the present invention in an open state;
10 is a cross-sectional view showing an operation step in which the safety door of the present invention is opened and closed;

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

3, the safety door of the present invention includes a hinged bar 10 having a turning space 11 formed inside the door frame 200 in a state where a door frame is formed on the wall forming the doorway, A hinge bar 10 mounted on the door frame 200 is connected to one side of the door 300 adjacent to the hinge bar 200 by a hinge 12 so that a part of the hinge bar 20 rotates The rotary bar 20 is inserted into the space 11 and rotatably operated. When the door 300 is opened, the rotary bar 20 is rotated in the rotary space 11 And a locking means (30) for locking the opening angle of the door (300) is provided.

In this case, the hinge bar 10, the turning bar 20 and the engaging means 30 are made of a metal material and are manufactured by extrusion molding.

However, such a material and a molding method for manufacturing do not limit the object of the present invention, but can be used in various materials and manufacturing methods.

The rotating space 11 of the hinge bar 10 is formed such that one side of the rotating bar 20 is opened so that a part of the rotating bar 20 can be inserted therein. 10 are placed on the door frame 200 and fixed by means of fixing means.

The pivoting space 11 is formed with a curved inner wall 13 at one corner and a curved surface 20a corresponding to the curved inner wall of the pivoting bar 20, So that the pivoting bar 20 can rotate smoothly.

A locking end 14 protruding downward is formed at the opened end of the rotation space 11 and the locking means 30 is mounted to the uppermost end of the curved surface 20a of the rotation bar 20 to expose the door When the pivoting bar 20 is pivoted in the pivoting space 11 for the opening of the pivoting bar 20, the pivoting bar 30 is engaged with the pivoting end 14, So that the opening angle of the door 300 is extended and the door 300 is opened as much as possible.

The pivoting bar 20 includes a first mounting bar 21 mounted on the door 300 around the curved surface 20a of the pivoting bar 20 for fixing the door 300, The first mounting bar 21 and the second mounting bar 22 are formed so as to be divided into a first mounting bar 22 and a second mounting bar 22 on which the engaging means 30 is mounted so as to intermittently open the door 300. [ (23, 24).

At this time, the coupling means 23 and 24 form a coupling groove portion 23 formed with a step 23a in the first mounting bar 21, and the second mounting bar 22 is fitted into the coupling groove portion 23, And the engaging protrusion 24 formed with the engaging portion 24a engaged with the jaw portion 23a is formed.

The first mounting bar 21 and one side of the door 300 are attached and fixed from the other side of the first mounting bar 21 to the fixing means (such as a piece nail) through the connecting groove 23 In this state, the engaging groove portion 23 is engaged with the engaging protrusion 24 of the second mounting bar 22 by forcibly pressing or slidingly fitting the engaging recess portion 24 in one direction.

Further, when the first mounting bar 21 and the door 300 are attached to each other, the first mounting bar 21 and the door 300 can be more firmly fixed.

When the engaging recess 24 of the second mounting bar 22 is fitted into the engaging groove 23 of the first mounting bar 21, the engaging protrusion 24 is formed to have an elastic force So that a simple coupling can be achieved.

At this time, in order to extend the opening angle of the door by sliding the engaging means 30 in the second mounting bar 22, the second mounting bar 22 is provided with an inner space 25 And the engaging means is exposed to the outside through an opening hole 25a at one end of a curved body of the curved surface so as to be inserted into the rotating space 11 A first latching part 31 which is engaged with the formed latching end 14 and a second latching part 31 which is hooked on the opening 25a having a narrow opening so as not to be detached in a state of being mounted on the inner space 25, 32).

When the first engaging portion 31 formed at one end of the engaging means 30 is caught by the engaging end 14, the body protrudes into the slide through the opening hole 25a and the second engaging portion 31 formed at the other end of the engaging means 30 The opening angle of the door 300 is extended as the engaging portion 32 is engaged with the opening hole 25a located in the inner space 25 and the engaging means 30 protrudes into the slide.

At this time, the hinge bar 10 is integrally formed with upper and lower hinges 12 at a predetermined interval for turning operation of the door, so that the hinge 12 is connected to the pivot bar 20 equipped with the door And the hinge portion 12a of the hinge portion 12 is mounted so as not to protrude by providing a mounting surface inwardly inwardly formed on one side of the hinge portion where the hinge portion is located, thereby providing a beautiful appearance design of the door .

While the present invention has been described with reference to the accompanying drawings, it is to be understood that the present invention is not limited thereto and that various changes and modifications may be made therein without departing from the scope of the present invention.

100: wall 200: door frame
300: Door
10: Hinge bar 11: Rotating space
12: Hinge 13: Curved wall
14:
20: rotation bar 21: first mounting bar
22: second mounting bar 23: engaging groove
24: engaging projection 25: inner space
30: engaging means 31: first engaging portion
32: second engaging portion

Claims (6)

delete delete delete delete A door 300 is formed on a wall forming an entrance and a door 300 is opened and closed by being pivoted on the door frame 200 and a hinge with a turning space 11 formed on one side of the door frame 200 A hinge bar 10 is mounted on one side of a door 300 adjacent to a door frame on which the hinge bar 10 is mounted and is connected to the hinge bar 10 by a hinge 12, And the pivoting bar 20 is engaged with the pivoting space 11 when the door 300 is opened and the door 300 is opened (30) is formed so as to be slidably operated so as to intermittently rotate the angle, and the rotation space (11) is formed by curving the inner wall (13) of one corner, And one side of the pivoting bar 20 which is inserted into the pivoting space 11 is also formed in the curved wall 13 The engaging means 30 is mounted on the uppermost end of the curved surface of the turning bar 20 so that the turning bar 20 is rotated and engaged with the engaging edge 14 And the pivot bar 20 includes a first mounting bar 21 mounted to the door 300 about a curved surface 20a for fixing the door 300 to the door 300, The first mounting bar 21 and the second mounting bar 22 are connected to the engaging means 23 and 24 by means of the second mounting bar 22 on which the engaging means 30 is mounted for interrupting the opening of the first mounting bar 21, The safety door is installed to prevent a safety accident caused by the insertion of a hand into a door gap between the door (300) and the door frame (200) when the door (300) is opened and closed,
The second mounting bar 22 is formed with an inner space 25 formed with an opening 25a having a narrow opening to guide the engaging means 30 so that the length thereof is extended, The first engaging portion 31 formed at one end through the opening hole 25a is attached to the second engaging portion 25 so as to be exposed to the outside and is engaged with the engaging end 14 of the rotating space 11, And a second latching part (32) for preventing separation by being hooked on the narrow opening hole (25a) while being mounted on the space (25). The safety door . delete

Images