KR101566149B1

KR101566149B1 - Molding door for emergency exit of double open and shut type

Info

Publication number: KR101566149B1
Application number: KR1020150076541A
Authority: KR
Inventors: 이시욱; 최철호
Original assignee: (주)포그린
Priority date: 2015-05-29
Filing date: 2015-05-29
Publication date: 2015-11-13

Abstract

The present invention relates to a double-opening and closing type emergency exit molding door, and more particularly, to a double-opening and closing type emergency exit molding door which is capable of opening an emergency door formed in a part of a door, even if the door is locked or otherwise unable to open the door, So that they can evacuate quickly.
Particularly, the present invention makes it possible to stably obtain an escape route in case of emergency evacuation, by operating not by an electronic control system vulnerable to heat or smoke generated in a fire but by a mechanical operation relatively strong to heat or smoke.
Further, the present invention not only assures the function and aesthetics of a normal door in general, but also serves as an emergency exit in a situation where the door is not opened in an emergency such as a fire.
Accordingly, it is possible to improve the reliability and competitiveness in the door field which is installed in a building, in particular, a door field which performs an emergency exit function, as well as similar or related fields.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a double-

The present invention relates to a double-opening and closing type emergency exit molding door, and more particularly, to a double-opening and closing type emergency exit molding door which is capable of opening an emergency door formed in a part of a door, even if the door is locked or can not open the door for other reasons, So that they can evacuate quickly.

In particular, in the construction of the emergency door in the door installed in the door frame, the function as the emergency door is sufficiently performed in the event of an emergency, while maintaining the function and design aesthetics of the door as usual, A double-opening and closing type emergency exit molding door.

Generally, a door (door) is a structure that allows a person to open or close a place where a person is going or going while constituting a boundary of a place. Since the function is to connect two compartments, Respectively.

Recently, a door installed in a building has not only a manual door operated by a person but also an automatic door which is opened automatically by sensing the approach of a person, a fire door for blocking the movement of fire or smoke when a fire occurs, A large number of doors are provided for opening and closing.

Such various doors are causing a problem in case of emergency such as fire due to different reasons.

First, in the case of a manual door, it can not function as an emergency exit in a locked state by an administrator or the like. Further, there is a problem that the door can not be opened even if the door is not locked when the handle of the metal material is heated by the heat generated in the fire.

In the case of an automatic door, since electronic parts that control the opening and closing of a door are weak against heat, a failure may occur due to a high temperature due to a fire, and in such a case, the door can not function.

In the case of a fire door, when a fire occurs, it is operated in a centralized control room or the like, and in spite of the fact that the corresponding area is a safe area in the building, when the fire door is operated, , Which hinders rapid escape and is exposed to risk.

Korean Patent Laid-Open Publication No. 10-2004-0081724, 'Constructional double door' (hereinafter referred to as 'prior art'), which is a prior art document described below, has a small door at a general entrance door so that children can easily The present invention relates to a double door which allows the user to escape.

However, in the case of the prior art, since it is merely composed of a door that is simply miniaturized in size on a single door from the viewpoint of technology, it is not easy to prepare especially for an emergency only because two doors are normally used, Is not a completely closed state, it is rather an obstacle for an adult to use a general door.

In addition, since two doors having different sizes are formed, there is a problem that the problem of the manual door is maintained when the fire mentioned above occurs.

Korean Patent Laid-Open Publication No. 10-2004-0081724 "

In order to solve the above-mentioned problems, according to the present invention, there is provided a door locking device for a door, which can open the emergency door formed in a part of the door and quickly evacuate even if the door is locked or the door can not be opened for other reasons, And an opening / closing type emergency exit molding door.

Particularly, the present invention is not limited to an electronic control system that is susceptible to heat or smoke generated in a fire, but a dual opening / closing system capable of stably securing an escape route in case of emergency evacuation by allowing the system to operate by mechanical operation relatively strong against heat or smoke To provide an emergency exit molding door.

It is another object of the present invention to provide a double opening / closing type emergency exit molding door capable of assuring the function and aesthetics of a normal door in general and serving as an emergency exit when the door is not opened in an emergency such as a fire .

According to an aspect of the present invention, there is provided a double opening / closing type emergency exit molding door comprising: a door frame installed to be rotatable on a door frame; An emergency door installed on the door frame so as to be hinged; And a molding provided along the step of the door frame and the emergency door, wherein the emergency door includes: a molding handle formed corresponding to the shape of the molding, the molding handle including at least a part of the molding; And an emergency opening / closing device including a fixing part for selectively fixing the emergency door to the door frame in response to the operation of the emergency door.

In addition, the emergency opening and closing apparatus may further comprise a release button for releasing the fixed state of the molding handle.

The emergency opening / closing device may be configured such that, when the release button is pressed, the molding handle protrudes from the molding, and when the protruding molding handle is rotated, the fixing portion is inserted into the emergency door, It can be made rotatable.

The releasing button may include a locking portion that has a longitudinal end inserted into one side of the molding handle to fix the molding handle. When the release button is depressed, a longitudinal end of the locking portion is detached from one side of the molding handle So that the fixing of the molding handle can be released.

Further, the release button is configured to be inserted into the door frame adjacent to the molding handle, and the locking portion is made of an elastic material, and is extended from the inner surface of the release button, The end portion of the locking portion is detached from one side of the molding handle, and the end portion of the locking portion is detached from the one side of the molding handle, Lt; / RTI >

The emergency opening / closing apparatus may further include an elastic member for moving the molding handle so that the locking handle is released when the locking handle is released by the release button.

The emergency opening / closing device may be configured to have a rack-pinion structure such that the opening and closing bars move in correspondence with the rotation of the molding handle, and the rotary shaft of the molding handle is connected to the first rotating shaft and the second rotating shaft A guide groove and a guide hole may be formed in the longitudinal direction so that the first and second pivot shafts are rotated simultaneously when the pivot shaft is slidably moved in the longitudinal direction and moved by the elastic sphere.

Further, the emergency door has a pivot shaft at a position opposite to the pivot axis of the door frame.

According to the above-mentioned solution, the present invention has an advantage that, when an emergency such as a fire occurs, even if the door is locked or the door can not be opened due to any other reason, the emergency door formed in a part of the door can be opened and quickly evacuated have.

Particularly, the present invention is advantageous in that an escape path can be stably secured in case of emergency evacuation, by operating not by an electronic control system vulnerable to heat or smoke generated in a fire but by a mechanical operation relatively strong to heat or smoke .

Further, since the emergency door of the present invention is opened and closed in a direction different from the opening direction of the general door, there is an effect of preventing the emergency door from being operated in the process of opening and closing the normal door normally.

In addition, since the molding handle for opening and closing the emergency door is formed at a low height, there is an advantage that it can be easily operated by children as well as adults.

In addition, the present invention has an advantage in that it can sufficiently perform a role of an emergency exit in a situation where a door is not opened in an emergency such as a fire occurrence, in addition to assuring a function and aesthetics of a normal door in general.

Accordingly, it is possible to improve the reliability and competitiveness in the door field which is installed in a building, in particular, a door field which performs an emergency exit function, as well as similar or related fields.

1 is an exploded perspective view showing an embodiment of a double opening / closing type emergency exit molding door according to the present invention.
Fig. 2 is a front view of the emergency door shown in Fig. 1 in a closed state. Fig.
Fig. 3 is a structural view for explaining a coupling relation between the molding handle and the fixing portion shown in Fig. 1. Fig.
Fig. 4 is a cross-sectional view for explaining an engagement relationship between the molding handle and the release button shown in Fig. 3;
5 and 6 are views for explaining the operation of the molding handle and the release button shown in Fig.

Exemplary embodiments of the double-opening and closing type emergency exit molding door according to the present invention can be variously applied, and the most preferred embodiments will be described below with reference to the accompanying drawings.

FIG. 1 is an exploded perspective view showing an embodiment of a double opening / closing type emergency exit molding door according to the present invention, and FIG. 2 is a front view of the emergency door shown in FIG. 1 in a closed state.

Referring to FIG. 1, a double-opening type emergency exit molding door A includes a door frame 100, an emergency door 200, a molding 300, and an emergency opening / closing device 400.

The door frame 100 is formed so as to be hinged to a door frame (not shown) and forms a door handle 110 on the opposite side of the hinged door for normally opening and closing.

As shown in FIG. 1, the emergency door 200 is hinged to the door frame 100 by a hinge H or the like.

When the hinge axis of the emergency door 200 and the hinge axis of the door frame 100 are formed in the same direction, the door handle 110 of the door frame 100 and the molding handle of the emergency door 200 410 may be adjacent to each other in the same direction, the eyes may be naturally guided to the molding handle 410 in the process of opening and closing the door frame 100 at a normal time, and may be unnecessarily operated. Especially for curious children.

In order to prevent the emergency door 200 from being operated in the course of opening and closing the door frame 100 as a normal door, the position of the rotary shaft of the door frame 100 and the position of the rotary shaft of the emergency door 200 So that the emergency door 200 can be prevented from being operated normally in the normal operation.

The molding 300 is installed along the step of the door frame 100 and the emergency door 200. In addition to the aesthetic effect on the boundary between the relatively narrow emergency door 200 and the door frame 100, And to prevent a safety accident such as a bruise by the corner of the part.

The emergency switching device 400 is for operating the opening and closing of the emergency door 200 and may include a molding handle 410 and a fixing portion 431. [

In the meantime, the present invention aims at ensuring the function and aesthetics of a normal door in general, and in constructing the emergency door 200, the handle for opening and closing the emergency door 200 is molded (300). &Lt; / RTI >

In other words, the molding handle 410 for opening and closing the emergency door 200 may be formed corresponding to the shape of the molding 300 and configured to be at least a part of the molding 300.

2) of the emergency door 200 and the lower portion (portion a 'in FIG. 2) of the emergency door 200 as shown in FIG. 1 by the operation of the molding handle 410. [ And the fixing portions 431 and 441 are configured to selectively fix the door frame 100 to each other.

The fixing portions 431 and 441 are lifted up and down along the guide hole 201 formed in the emergency door 200 and are exposed from the emergency door 200 and fit in the door frame 100 (emergency lock state) It may be detached from the door frame 100 and inserted into the emergency door 200 (emergency door released state).

In addition, the emergency door 200 of the present invention is required to stably maintain a state fixed to the door frame 100 at normal times, and to be opened only in an emergency.

In other words, it is necessary to maintain the locked state so that the molding handle 410 is not operated normally and to release the molding handle 410 in an emergency.

The emergency opening and closing apparatus 400 may further include a release button 420 for normally fixing the molding handle 410 and releasing the molding state of the molding handle 410 in an emergency.

Hereinafter, the emergency switching device 400 shown in FIG. 2 will be described in more detail.

Fig. 3 is a structural view for explaining a coupling relation between the molding handle and the fixing portion shown in Fig. 1. Fig.

3, the emergency opening and closing device 400 may include a molding handle 410, a release button 420, a first opening / closing bar 430, and a second opening / closing bar 440.

The molding handle 410 is formed corresponding to the molding 300 as shown in FIG. 1, and may protrude from the emergency door 200 during operation.

The release button 420 for releasing the locked state of the molding handle 410 may be formed in the door frame 100 adjacent to the molding handle 410 as shown in FIG.

A first pinion 451 may be formed on the pivot shaft (not shown) of the molding handle 410.

The first opening and closing bar 430 may be formed with a first fixing portion 431 at the upper end portion and a rack gear 432 at the lower end portion which is engaged with the first pinion 451.

Accordingly, when the molding handle 410 is rotated, the first opening and closing bar 430 can be moved up and down by a rack-pinion structure.

The first pinch bar 430 is also engaged with the second pinion 452 and the second pinion 452 is engaged with the rack gear 442 of the second open / close bar 440 as shown in FIG. .

When the molding handle 410 is rotated, the first opening / closing bar 430 and the second opening and closing bar 440 are moved in opposite directions by a rack pinion structure, The first fixing portion 431 and the second fixing portion 441 formed on the door frame 100 are moved in the vertical direction so that they are locked at the upper and lower portions (portions a and a ') of the door frame 100 as shown in FIG. The release can be made.

In the foregoing, the process of locking and unlocking the emergency door 200 by the operation of the molding handle 410 has been described.

Hereinafter, a process of locking and releasing the molding handle 410 by the release button 420 shown in FIG. 3 will be described.

FIG. 4 is a cross-sectional view for explaining an engagement relationship between the molding handle and the release button shown in FIG. 3, and FIGS. 5 and 6 are views for explaining the operation of the molding handle and the release button shown in FIG.

Referring to FIG. 4, the release button 420 may include a locking portion 421 for fixing the molding handle 410 by inserting a terminal end (not shown) into one side of the molding handle 410.

More specifically, the locking portion 421 includes a straight portion 421a configured to be connected to the release button 420 as shown in FIG. 4, a bent portion 421b bent at the lower portion of the straight portion 421a, A curved portion 421c formed to extend upward in the portion 421b and a retaining portion 421d formed in the end portion of the curved portion 421c.

5, when the release button 420 is depressed, the curved portion 421c is pulled in the direction of the bent portion 421b while the curved portion 421b is lowered together with the linear portion 421a The engaging portion 421d can be detached from the molding handle 410 and flow into the interior of the door frame 100. [

Here, the locking portion 421 is preferably made of an elastic material since the locked state is released by the deformation of the curved portion 421c as shown in FIG. 5 (b).

5 (b), the molding handle 410 is locked in a state in which the movement of the molding part 410 is restricted by the locking part 421d, that is, The portion 421d can be released while being disengaged.

At this time, in order for the molding handle 410 to rotate as shown in FIG. 3, it must protrude more than the door frame 100 in the released state.

6, when the locked state of the molding handle 410 is released by the release button 420, the emergency opening / So as to move the elastic member 415 as far as possible.

Meanwhile, the turning shaft of the molding handle 410 must be extended in the longitudinal direction so as to project the molding handle 410 as shown in FIG. 6, as well as to rotate the shaft as shown in FIG.

4 and 6, the first turning shaft 413 and the second turning shaft 414 can be connected to be slidable in the longitudinal direction, as shown in FIGS. 4 and 6 .

The second rotating shaft 414 can be fixed by the bearing B so as to be rotatable in the interior of the emergency door 200. The first rotating shaft 413 can be fixed in the longitudinal direction The upper direction in Fig. 4).

In order to rotate the first turning shaft 413 and the second turning shaft 414 at the same time when the molding handle 410 is rotated, the first turning shaft 413 and the second turning shaft 414 One may have a guide groove 413a, and the other may have a guide hole 414a which is inserted into the guide groove 413a.

Accordingly, when the user presses the release button 420 in the event of an emergency such as a fire, the molding handle 410 protrudes. When the protruding molding handle 410 is rotated, the support portion a formed at the upper and lower portions of the emergency door 200 And the a 'portion) of the emergency door 200 is released, the emergency door 200 can be rotated and then evacuated to the outside through the door frame 100.

As shown in FIG. 2, the height of the molding handle 410 is lower than that of the door handle 110 in order to allow an adult or a child who moves to lower the posture due to smoke occurring in a fire, .

While the invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Of course.

For example, in the case of a door in which a molding is not formed, the molding handle may be inserted into the emergency door so as to coincide with the outer surface of the emergency door, and when the emergency button is pressed in an emergency, can do.

Accordingly, the present invention can be applied not only to various types of manual doors, but also to various doors such as an automatic door or a hermetic door.

The double opening / closing type emergency exit molding door according to the present invention has been described above. It will be understood by those skilled in the art that the technical features of the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

It is to be understood, therefore, that the embodiments described above are in all respects illustrative and not restrictive.

A: Molding door for emergency exit
100: Door frame 200: Emergency door
300: Molding
400: Emergency switchgear
410: Molding handle
413: first coaxial shaft 413a: guide groove
414: second coaxial shaft 414a: guide hole
415:
420: release button 421: locking part
430: first opening / closing bar 431: first fixing part
440: second opening / closing bar 441: second fixing portion

Claims

A door frame installed to be able to rotate the hinges on the door frame;
An emergency door installed on the door frame so as to be hinged; And
And a molding installed along the step of the door frame and the emergency door,
In the emergency door,
A molding handle formed corresponding to the shape of the molding, the molding handle comprising at least a part of the molding, and
And an emergency opening / closing device including a fixing part for selectively fixing the emergency door to the door frame in response to the operation of the molding handle.

The method according to claim 1,
The emergency opening /
Further comprising a release button for releasing the fixed state of the molding handle.

3. The method of claim 2,
The emergency opening /
When the release button is pressed, the molding handle protrudes from the molding, and when the protruding molding handle is rotated, the fixing portion is inserted into the interior of the emergency door, so that the emergency door is rotatable Double opening / closing type emergency exit molding door.

3. The method of claim 2,
The release button
Wherein a locking portion is formed by inserting a longitudinal end portion into one side of the molding knob to fix the molding knob,
Wherein when the release button is depressed, the end portion of the locking portion is detached from one side of the molding handle, so that the fixing of the molding handle is released.

5. The method of claim 4,
The release button
The door being configured to be inserted into the door frame adjacent to the molding handle,
Wherein,
The door frame is formed of an elastic material and is extended from the inner surface of the release button and bent inside the door frame, and then the end portion is fitted to one side of the molding handle,
Wherein the end portion of the locking portion is detached from one side of the molding handle and flows into the interior of the door frame as the bent portion of the locking portion is pushed and moved when the release button is pressed. door.

3. The method of claim 2,
The emergency opening /
Further comprising an elastic member for moving the molding handle to protrude when the locking state of the molding handle is released by the release button.

The method according to claim 6,
The emergency opening /
A rack pinion structure is provided to move the opening and closing bar corresponding to the rotation of the molding handle,
Wherein the turning shaft of the molding handle
The first coaxial shaft and the second coaxial shaft are connected to each other so as to be slidable in the longitudinal direction and are moved by the elastic spheres so that the guide shafts and the guide shafts are rotated in the longitudinal direction And a second opening / closing type emergency exit molding door.

8. The method according to any one of claims 1 to 7,
The emergency door
And a pivot shaft is formed at a position opposite to the pivot axis of the door frame.