KR20070060646A - Ladder structure for building escape in case of emergency - Google Patents

Abstract

The present invention relates to a ladder structure for building escape in an emergency, one side of the floor 32 to open and close the passage 33 formed in the floor 32 of the auxiliary veranda 30 is formed to protrude to the outside of the veranda (10). Opening and closing plate 40 is rotatably mounted on the; A clamp 36 installed on the bottom 32 to fix and release the opening and closing plate 40 to the bottom 32; And a ladder 60 which is installed on the opening and closing plate 40 and connected to be unfolded by its own weight. The ladder 60 includes a plurality of divided ladders 62A, 62B, and 62C. When the same emergency occurs, you can evacuate safely to the ground or downstairs.

Description

Ladder structure for emergency escape from building}

1 is a schematic view showing a ladder structure installed in a building according to the present invention;

2 is a use state diagram showing a state in which the ladder of the present invention is lowered downstairs;

3 is a perspective view showing a ladder of the present invention;

4 is an exploded perspective view showing a ladder of the present invention.

※ Explanation of symbols about main part of drawing ※

10: veranda 20: handrail

22: exit 24: door

30: auxiliary porch 32: floor

33 passageway 34 vertical wall

36: clamp 40: opening and closing plate

42: hinge 50: spring

60: ladder 62A, 62B, 62C: split ladder

63A, 63B, 63C: Shoring 64: Scaffold

66: fixture 68: groove

69: stopper

The present invention relates to a ladder structure for building escape in an emergency, and more particularly, a ladder that can be folded and unfolded on the outside of the balcony railing is installed so that when an emergency situation such as a fire occurs, it is possible to quickly evacuate to the lower floor or the ground. It relates to a ladder structure for building escape.

In general, a veranda is a space composed of a high-rise building, such as an apartment, for the purpose of improving aesthetics, and a veranda has a means of preventing a safety accident such as a fall of a person or an object. It consists of a handrail, a pipe structure that wraps around the site.

Currently, most verandas do not have a means to escape in case of fire or other emergencies, so when an emergency occurs, you have to evacuate through the doorway. Only through special equipment such as

First, in the case of a method of preparing by using an entrance including an elevator and an emergency exit, the method of evacuating using an elevator has a problem in that when an emergency occurs, power failure is also generated and evacuation using an elevator is impossible. The method of evacuation by using has a problem of being exposed to toxic gas generated by fire.

In addition, the rope is used as an evacuation device for safe evacuation of people in apartments or skyscrapers in case of an emergency such as a fire, and the rope is not only difficult to use for the elderly, children, or the general adult, but also when it escapes. There is a problem such as a fall accident caused by twisting or shaking.

Next, in case of evacuation depending on special manpower and special equipment, it is necessary to stay in the veranda for a certain time and wait for special manpower or special equipment to be used. It's a tricky way, and it's hard to stay on the veranda for a while.

Therefore, the present invention was devised to solve the above-mentioned conventional problems, and when an emergency situation such as a fire occurs, an emergency building which can quickly evacuate to a lower floor or the ground by lowering a ladder installed on the outside of a balcony railing. The purpose is to provide an escape ladder structure.

As a technical configuration for achieving the above object, the present invention is installed on the auxiliary porch formed to protrude to the outside of the porch, one side is rotatably mounted on the floor to open and close the passage formed on the bottom of the auxiliary porch Opening and closing board; A clamp installed on the floor to fix and release the opening and closing plate to the floor; And installed in the upper part of the opening and closing plate and by the ladder to provide a ladder structure for escape of the building including a ladder consisting of a plurality of divided ladders connected to expand by its own weight.

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

1 is a schematic view showing a state in which a ladder structure is installed in a building according to the present invention, Figure 2 is a state diagram showing a state in which the ladder of the present invention is lowered downstairs.

Each floor of the building is provided with a veranda 10, the outer edge of the veranda 10 is provided with a railing 20 made of a pipe structure.

In addition, the auxiliary porch 30 is installed on the outside of the handrail 20, and the outlet 22 is formed on the handrail 20 to exit toward the auxiliary porch 30.

Preferably, the outlet 22 is provided to be opened and closed by the door 24, and the door 24 is equipped with a locking device (not shown). The locking device provided in the door 24 may be configured to be released only from the veranda 10 side. This configuration is effective to prevent the intrusion of others from outside.

The auxiliary veranda 30 has a bottom 32, preferably a vertical wall 34 is formed along the edge of the bottom 32. Of course, the upper limb vertical wall 34 may be formed of concrete or a pipe structure.

At this time, the vertical wall 34 may be installed in the form of connecting the auxiliary porch (30) of each layer, such a structure is to stiffness of the structure to eliminate the concern about the safety of people evacuating the escape passage You can increase it.

A passage 33 is formed in the bottom 32, which preferably has a rectangular shape in which the long side is located along the wall of the building. In addition, the bottom 32 is formed so that the periphery where the passage 33 is formed has a size at which at least one person can stay.

The passage 33 has a configuration that can be opened and closed by the opening and closing plate 40.

The opening and closing plate 40 is a good iron plate is excellent in rigidity, it may be formed of other rigid plastic materials and the like.

The opening and closing plate 40 is rotatably coupled to one side, which is located on the short side of the passage 33 to the bottom 32 by a hinge 42 or the like. In addition, the bottom 32 is provided with one or more clamps 36. When the opening and closing plate 40 is fixed at one or more places using the clamp 36, the passage 33 is an opening and closing plate ( 40 can be maintained in a closed state, and when the clamp 36, which has fixed the opening and closing plate 40, is released to free the opening and closing plate 40, the opening and closing plate 40 has its own hinge 42. The passage 33 is opened by rotating downward about the installed portion.

It is preferable that the rotational descending speed of the opening and closing plate 40 is not too fast, and the rotational lowering of the opening and closing plate 40 is performed by using a gas bar or a spring 50 as shown in the embodiment of the present invention. You can adjust the speed.

In the case of using the spring 50, one end of the spring 50 is fixed to the bottom 32 and the other end is fixed to the opening and closing plate 40 so that the opening and closing plate 40 when the opening and closing plate 40 is lowered. It is configured to reduce the rotational descending speed of the opening and closing plate 40 by applying an elastic repulsive force in the opposite direction to the downward direction. Of course, the spring 50 may be installed one or two or more dogs may be installed, in the case of the present invention, the spring 50 is shown on each side of the opening and closing plate 40 is installed one by one.

In the embodiment of the present invention, the opening and closing plate 40 has been described as being composed of one plate, it is also possible to configure a configuration that can be unfolded when rotated by consisting of several plates.

3 is a perspective view showing a ladder of the present invention, Figure 4 is an exploded perspective view showing a ladder of the present invention.

A ladder 60 is installed at the upper portion of the opening and closing plate 40, and the ladder 60 has a plurality of divided ladders (62A, 62B, 62C) having a conventional ladder shape so as to move relative to each other by sliding. The divided ladders 62A, 62B and 62C have a pair of struts 63A, 63B and 63C parallel to each other at a predetermined interval and the struts 63A and 63B. And a footrest 64 which is fixed to connect between the 63Cs and which is stepped up or down by a person.

The strut 63B constituting the other divided ladder 62B is fitted inside the strut 63A constituting any one of the divided ladders 62A, and the strut 63B of the split ladder 62B is movable. The support | pillar 63C which comprises another division ladder 62C is inserted inward so that a movement is possible. Of course, the present invention is described as having three divided ladders 62A, 62B, 62C, but it is also possible to have two or four or more divided ladders.

The strut 63A located at the outermost side of the struts 63A, 63B, and 63C is fixed to the opening and closing plate 40 via the fixture 66. At this time, the support (63A) should be located a predetermined distance or more away from the surface of the opening and closing plate 40, which is to avoid stepping up and down the footrest (64).

The struts 63A, 63B and 63C have a means for limiting the degree of movement when they move relative to each other. For example, the inner surface of the strut positioned on the outer side has a groove 68 continuously along the longitudinal direction in a predetermined length. The stopper 69 is formed to protrude from the outer surface of the post located therein so as to be accommodated in the groove 68.

Of course, the groove 68 and the stopper 69 may be formed on any one side of the pair of struts forming the divided ladder, or may be formed on all of them, and a groove formed on the inner surface of the strut 63A positioned at the outermost side. Only 68 is provided, and only the stopper 69 formed in the outer surface is provided in 63 C of innermost located pillars.

When the ladder 60 is fully extended, the end of the divided ladder 62C having the strut 63C positioned on the innermost side is placed on the upper portion of the bottom 32 that forms the subordinate balcony 30 of the lower floor. In this state, the ladder 60 has an inclination that forms an acute angle with the floor 32, so that the ladder 60 may be prevented from going up and down using the ladder 60.

On the other hand, when the door 24 closing the exit 22 of the handrail 20 is opened, or when the opening and closing plate 40 closing the bottom 32 of the auxiliary porch 30 is opened, or the ladder 60 It is preferable that an alarm generating device (not shown) is provided to detect an unfolding and to sound an alarm, and this is effective to prevent a person with an impure purpose from entering the room during an emergency, not during an emergency.

The operation of the present invention having the above configuration will be described.

The passage 33 formed in the bottom 32 of the auxiliary veranda 30 is normally closed by the opening and closing plate 40, and the outlet 22 formed in the handrail 20 of the veranda 10 is opened by the door 24. Locked.

When an emergency situation such as a fire occurs, the user releases the lock of the door 24 and then opens the door 24 and exits to the auxiliary veranda 30 through the outlet 22.

Subsequently, the clamp 36 held to close the opening and closing plate 40 to the passage 33 of the floor 32 is released to free the opening and closing plate 40.

When the opening and closing plate 40 is freed in this way, the self-weight of the opening and closing plate 40 and the ladder 60 provided on the upper portion causes the opening and closing plate 40 to rotate around the portion where the hinge 42 is installed.

At this time, as the spring 50 connecting the opening and closing plate 40 and the bottom 32 increases, the opening and closing plate 40 is prevented from rotating and descending at an excessively high speed.

In addition, the ladder 60 starts to be inclined by the rotational descending of the opening and closing plate 40, and at this time, the opening and closing plate 40 is divided among the divided ladders 62A, 62B, and 62C forming the ladder 60. Other division ladders 62B and 62C, except for the division ladder 62A, which are directly fixed to the expansion ladder, are unfolded by their own weight.

When the opening and closing plate 40 is rotated and lowered to have an appropriate angle, the ladder 60 is fully unfolded, and the strut located at the innermost side of the divided ladders 62A, 62B, and 62C constituting the ladder 60. The end of the divided ladder 62C having 62C is placed on the top of the bottom 32 which forms the subordinate balcony 30 of the lower layer.

Therefore, in the above state, the user can escape from the emergency situation by descending to the auxiliary veranda 30 of the lower floor through the ladder (60).

Of course, when the emergency situation is released, it is possible to prepare for the next emergency situation by returning the ladder structure of the present invention to the initial state.

As described above, according to the ladder structure for building escape in an emergency according to the present invention, when a ladder is installed on the auxiliary veranda provided on the outside of the balcony railing and an emergency situation such as a fire occurs, the evacuation to the lower floor or the ground is quickly performed. It has an excellent effect.

In particular, the present invention is effective in preventing a person with an impure purpose from entering the room when the ladder is provided outside the porch railing to close the porch railing.

Claims (4)

To be installed on the auxiliary veranda 30 is formed to protrude to the outside of the veranda 10, An opening and closing plate 40 rotatably mounted on one side of the bottom 32 to open and close a passage 33 formed on the bottom 32 of the auxiliary veranda 30; A clamp 36 installed on the bottom 32 to fix and release the opening and closing plate 40 to the bottom 32; And The ladder structure for emergency escape, comprising a ladder (60) consisting of a plurality of divided ladders (62A, 62B, 62C) installed on the opening and closing plate (40) connected to expand by its own weight. The said stepladder 62A, 62B, 62C is a pair of support | pillars 63A, 63B, 63C parallel to each other at a predetermined space | interval, and the said support | pillar so that a person may step on or walk down. And a footrest 64 formed on the 63A, 63B, and 63C, wherein one of the divided ladders 62A of the divided ladders 62A, 62B, and 62C is fixed to the opening / closing plate 40. Ladder structure for emergency building escape, characterized in that. According to claim 1 or 2, wherein the auxiliary veranda 30 and the opening and closing plate 40 to apply a force in the direction of reducing the rotational lowering force of the opening and closing plate 40 when the lowering of the opening and closing plate (40). Ladder structure for emergency escape of the building, characterized in that it further comprises a spring (50) for connecting. The floor 32 of the auxiliary porch 30 is provided with a vertical wall 34 along the outer edge of the bottom 32, the vertical wall 34 is the auxiliary of the upper and lower layers. Ladder structure for an emergency building escape, characterized in that formed to connect the veranda 30 to each other.

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