KR20200029709A - Ladder device for escape - Google Patents

Abstract

Disclosed is a ladder device for evacuation. The disclosed ladder device for evacuation includes: an evacuation space part provided to have an evacuation space via a balcony railing; a ladder part provided in the evacuation space part to be unfolded downwards; and a restriction part restricting the ladder part to the evacuation space part or releasing the same therefrom, thereby securing the safe evacuation from a standard floor to a lower floor thereof.

Description

Evacuation ladder device {LADDER DEVICE FOR ESCAPE}

The present invention relates to a ladder device for evacuation, and more particularly, a ladder part is provided at the bottom of the evacuation space part provided on the outside of the Bilcony railing, so that the evacuator entering the evacuation space part through the balcony spreads the ladder part to the lower side. It relates to a ladder device for evacuation that can ensure a safe evacuation from a reference floor to a lower floor from a dangerous situation.

In general, high-rise buildings such as office buildings, officetels, and apartments are often difficult to evacuate using emergency stairs or elevators in the event of an emergency such as a fire, and in this case, attempting to escape from the building using a window or balcony Is done.

In attempting to escape outside the building using windows or balconies, there is a danger of falling, and recently, an emergency evacuation ladder has been installed on the floor of the balcony to allow evacuation downstairs in an emergency such as a fire. There is a trend being provided.

A conventional evacuation ladder is installed in a moving space that penetrates up and down on the floor of a balcony, and is provided with a foldable ladder inside the cover so that it spreads downward, so that it is configured to move, so that the first evacuation method to perform emergency evacuation, There is a second evacuation method to perform an emergency escape since the evacuation ladder is extended downward using a balcony railing as an evacuation ladder.

By the way, in the case of the first evacuation method, a hole is formed in the balcony ceiling of the lower floor as the mobile space is formed on the balcony, and the protruding part by the cover is formed on the balcony floor of the counterfeit, so the appearance is not good and the space utilization There is a problem that is significantly lowered, and in the case of the second evacuation method, as the balcony railing is used as a ladder, it is not possible to guarantee the safety of the evacuator because the balcony railing is unfolded or the bearing capacity is weakened even though it is not the emergency escape point. Has a problem

Therefore, there is a need to improve this.

A related background technology is Korean Patent Registration No. 10-1410261 (Jun. 16, 2014, title of the invention: evacuation ladder).

The present invention was created by the necessity as described above, and a ladder part is provided at the bottom of the evacuation space part provided on the outside of the Bilcony railing, so that the evacuator who enters the evacuation space part through the balcony spreads the ladder part downwards, thereby causing a danger such as fire. The aim is to provide a ladder apparatus for evacuation that can ensure safe evacuation from the reference floor to the lower floor.

In order to achieve the above object, a ladder apparatus for evacuation according to the present invention includes: an evacuation space unit provided to have an evacuation space via a balcony railing; A ladder unit provided in the evacuation space unit and spreading downward; And a restraining part for restraining or restraining the ladder part from the evacuation space part.

The evacuation space portion is disposed adjacent to the balcony railing to place the items in the usual times, or the evacuation evacuation bottom portion; And a side portion extending upward from an edge of the bottom portion.

The malcony railing is provided with an opening / closing part that opens and closes when moving to the evacuation space of the evacuation space part.

The opening and closing portion, an opening portion formed open to communicate with the evacuation space portion on the balcony railing; A hinge portion provided on at least one of both edges of the opening portion; And an opening / closing door connected to the hinge to open and close the opening.

The opening / closing door is characterized in that it is locked or unlocked on the veranda railing by a locking release unit.

The ladder portion, the main ladder portion is rotatably provided on the bottom portion of the evacuation space portion; An auxiliary ladder unit that is guided and unfolded from the main ladder unit; And a guide part provided on the main ladder part and the auxiliary ladder part to guide the slide movement of the auxiliary ladder part from the vane ladder part.

The main ladder portion, the main support member is rotatably hinged to the bottom portion, disposed in a pair in the longitudinal direction; And a plurality of main stepping members interconnecting each of the main supporting members.

The auxiliary ladder portion, an auxiliary support member disposed in a pair inside the main support member; And a plurality of auxiliary stepping members interconnecting each of the auxiliary supporting members.

The guide portion, a guide hole portion formed in the longitudinal direction on the main support member; A guide shaft member inserted into the guide hole portion and formed at an upper edge of the auxiliary support member; And a movement limiting part provided at a lower side of the guide hole portion to limit movement of the guide shaft member at the side of the guide shaft.

The restraining portion may include a fixing hole formed in at least one of the pair of main supporting members; A fitting hole portion formed in the bottom portion to correspond to the fixing hole portion; And a constraining member fitted or separated from the fixing hole through the fitting hole portion to constrain or release the ladder portion from the bottom portion.

The ladder device for evacuation according to the present invention is provided with a ladder part at the bottom of the evacuation space part provided on the outside of the Bilcony railing, so that the evacuator entering the evacuation space part through the balcony spreads the ladder part downwards, and thus, from the reference layer from dangerous situations such as fire. Safe evacuation downstairs.

In addition, according to the present invention, the restraint is released by simply pulling from the bottom of the evacuation space using the restraint, so that the ladder can be easily extended downward.

In addition, according to the present invention, the length of the ladder can be easily adjusted without restriction of space by expanding the auxiliary ladder portion in a slide manner using a guide portion in the main ladder portion.

In addition, the present invention can prevent the auxiliary ladder portion from rotating when the evacuator steps down after the auxiliary ladder portion is unfolded from the main ladder portion using the rotation preventing portion.

1 is a perspective view of an entire configuration in which a ladder apparatus for evacuation according to an embodiment of the present invention is provided to evacuate through a balcony railing.
Figure 2 is a perspective view showing the opening and closing portion of the evacuation space of the ladder device for evacuation according to an embodiment of the present invention.
Figure 3 is a cross-sectional view showing the operating state of the unlocking unit in the ladder device for evacuation according to an embodiment of the present invention.
4 is a perspective view showing a state before unfolding a ladder part in a floor in a ladder apparatus for evacuation according to an embodiment of the present invention.
5 is an exploded perspective view showing a state in which the ladder portion is unfolded from the bottom in a ladder apparatus for evacuation according to an embodiment of the present invention.
6 is an assembled perspective view of FIG. 5.
7 is an enlarged exploded perspective view of a connection portion of a main ladder portion and an auxiliary ladder portion in a ladder apparatus for evacuation according to an embodiment of the present invention.
8 is a view showing a process of sequentially unfolding the ladder portion in the ladder apparatus for evacuation according to an embodiment of the present invention.
9 is a view showing a state of use of the restraint in the ladder device for evacuation according to an embodiment of the present invention.

Hereinafter, a ladder apparatus for evacuation according to an embodiment of the present invention will be described with reference to the accompanying drawings.

In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a perspective view of the overall configuration of a ladder apparatus for evacuation according to an embodiment of the present invention is provided to evacuate through a balcony railing, and FIG. 2 is an opening and closing part of an evacuation space part of a ladder apparatus for evacuation according to an embodiment of the present invention 3 is a cross-sectional view showing an operating state of the unlocking unit in an evacuation ladder device according to an embodiment of the present invention, and FIG. 4 is a floor of a ladder in an evacuation ladder device according to an embodiment of the present invention. It is a perspective view showing the state before unfolding from the department.

5 is an exploded perspective view showing a state in which the ladder portion is unfolded from the bottom in a ladder apparatus for evacuation according to an embodiment of the present invention, FIG. 6 is an assembly perspective view of FIG. 5, and FIG. 7 is an embodiment of the present invention It is an enlarged exploded perspective view of the connecting portion of the main ladder portion and the auxiliary ladder portion in the ladder apparatus for evacuation, and FIG. 8 is a view showing a process of sequentially unfolding the ladder portion in the ladder apparatus for evacuation according to an embodiment of the present invention. In the ladder apparatus for evacuation according to an embodiment of the present invention are views showing the use state of the restraint.

1 to 9, the ladder apparatus for evacuation according to an embodiment of the present invention includes an evacuation space unit 100, a ladder unit 200, and a restraining unit 300.

The evacuation space unit 100 is configured to have an evacuation space through the balcony railing 10. The evacuation space unit 100 is used as a temporary storage space, such as pots, Jangdok, etc., and is used as a temporary evacuation space to move the goods to the balcony side in an emergency and extend the ladder unit 200 downward to evacuate. This is the configuration used.

The evacuation space 100 is provided in contact with the outer surface of the balcony railing 10 and is configured to move through the open portion of the balcony railing 10.

The evacuation space part 100 is disposed adjacent to the balcony railing 10 to place an item in a normal situation or to evacuate an evacuee in an emergency, and a side part extending upward from an edge of the bottom part 110 It may include 120.

The evacuation space unit 100 may further include a cover member (not shown) that covers the upper side of the ladder unit 200 to facilitate the mounting of household items such as pots and plant poisons. The cover member may be configured to be opened or closed in a hinged manner at one edge of the ladder unit 200 or separated from the upper side of the ladder unit 200.

The bottom portion 110 may be configured by using a metal plate or may be formed by forming a lattice-shaped frame. In one embodiment of the present invention will be described and illustrated in a state in which the bottom portion 110 is formed of a metal plate.

The side part 120 may be formed of a grid-shaped frame or may be configured using a metal plate. In one embodiment of the present invention, the side part 120 is illustrated and described in a state of forming a grid-shaped frame.

The malcony railing 10 may be provided with an opening / closing part 130 that is opened and closed when moving to the evacuation space of the evacuation space part 100. The opening and closing part 130 prevents children from entering the evacuation space part 100 unconsciously.

Referring to FIGS. 1 to 3, the opening / closing unit 130 includes at least one of an open portion 140 that is openly formed to communicate with the evacuation space portion 100 on the veranda railing 10, and at both side edges of the open portion 140. It may include a hinge portion 150 provided in any one, and the opening and closing door 160 is connected to the hinge portion 150 to open and close the opening 140.

The hinge part 150 is formed in a hinge shape.

Although the opening / closing door 160 is shown as being formed, it may be formed in the form of a double door.

The opening / closing door 160 may be locked or unlocked on the veranda railing 10 by the unlocking unit 170.

The unlocking unit 170 includes an insertion hole portion 171 provided in the balcony railing 10 or the opening / closing door 160, a moving shaft member 172 provided to enter or leave the insertion hole portion 171, and move A guide member 173 provided on the opening / closing door 160 or balcony railing 10 to guide the movement of the shaft member 172 and a moving shaft member provided on the moving shaft member 172 to guide the movement of the shaft member 172 ( It may include a handle member 174 for controlling the movement of 172).

The moving shaft member 172 is illustrated as a circular rod inserted into the insertion hole portion 171, but may be a polygonal rod if necessary.

The guide member 173 and the insertion hole portion 171 are preferably formed to fit the outer shape of the moving shaft member 172.

Handle member 174 is provided on the side or end of the moving shaft member 172 is a configuration that the evacuee can hold by hand.

The moving shaft member 172 is provided with a release preventing jaw portion 175 to be prevented from being disengaged by engaging the locking jaw portion of the guide member 173.

The handle member 174 can slide along the slot hole portion 176 formed in the guide member 173.

The moving shaft member 172 is moved by the elastic force of the elastic member 177 installed on the guide member 173 and inserted into the insertion hole portion 171 to be bound.

The elastic member 177 may include a coil spring.

2 and 3, the use state of the opening / closing unit 130 will be described. As shown in the first drawing of FIG. 3, the moving shaft member 172 is moved and inserted in the protruding direction (left direction in FIG. 3) by the elastic force of the elastic member 177 installed inside the guide member 173. By being inserted into the hole portion 171, the opening / closing door 160 is constrained to the balcony railing 10.

Subsequently, as shown in the second drawing of FIG. 3, in order to open the opening / closing door 160 on the balcony railing 10, the handle shaft member 174 is grasped along the slot hole 176 while holding the handle member 174. ) By moving in the recessed direction (right direction in FIG. 3) and contracting the elastic member 177 from the guide member 173, the moving shaft member 172 is disengaged from the insertion hole portion 171 and the opening / closing door 160 is opened. Restraint is released.

Next, as shown in FIG. 2, the opening / closing door 160 is rotated relative to the hinge 150 to open the opening / closing door 160, and through the opening 140 between the balcony railings 10. The evacuation space unit 100 may enter.

Meanwhile, the restraint of the opening / closing door 160 may be performed through the opposite process.

The ladder part 200 is provided in the evacuation space part 100 and is configured to expand downward. The ladder unit 200 may be composed of two or more stages, such as a slide method or a rotation method and a composite method thereof.

The ladder part 200 includes a main ladder part 210 that is rotatably provided on the bottom part 110 of the evacuation space part 100, and an auxiliary ladder part 220 that is guided and unfolded from the main ladder part 210. ), The main ladder portion 210 and the secondary ladder portion 220 is provided in the vane ladder portion 210 may include a guide portion 230 to guard the slide movement of the secondary ladder portion 220.

The main ladder part 210 is hinged to the bottom part 110 to be rotatably connected, and a plurality of mains connecting the main support members 212 and the main support members 212, which are arranged in a pair in the longitudinal direction, are interconnected. It includes a stepping member 214.

The auxiliary ladder unit 220 includes a plurality of auxiliary stepping members 224 interconnecting each of the auxiliary support members 222 and the auxiliary support members 222 that are arranged inside the main support member 212. Includes.

The guide portion 230, the guide hole portion 232 is formed in the longitudinal direction on the main support member 212, and is installed in the guide hole portion 232, the guide shaft formed on the upper edge of the auxiliary support member 222 It includes a member 234 and a movement limiting portion 236 provided on the lower side of the guide hole portion 232 to limit the movement of the guide shaft member 234 on the lower side.

The auxiliary ladder unit 220 may be prevented from being rotated in the main ladder unit 210 by the rotation preventing unit 240.

The rotation preventing part 240 is provided in the extension member 242 provided in the auxiliary support member 222 and the extension member 242, and is inserted into the guide hole part 232 to be spaced apart from the guide shaft member 234. It may include a rotation preventing member 244.

The gap between the guide shaft member 234 and the rotation preventing member 244 is formed larger than the width of the guide hole portion 232. As a result, since the rotation preventing member 244 is rotated with respect to the guide shaft member 234 in the guide hole portion 232 by blocking, the auxiliary ladder portion 220 may be prevented from rotating in the main ladder portion 210. have.

The restraining part 300 is a structure for restraining or restraining the ladder part 200 in the evacuation space part 100.

The restraining part 300 helps to quickly evacuate the ladder part 200 in the state of being fixed to the bottom part 110 of the evacuation receiving part 100.

The restraining part 300 includes a fixing hole part 310 formed on at least one of the pair of main support members 212 and a fitting hole part 320 formed on the bottom part 110 to correspond to the fixing hole part 310. ) And a restraining member 330 fitted or separated from the fixing hole part 310 through the fitting hole part 320 to restrain or release the ladder part 200 from the bottom part 110.

The restraining member 346 is inserted into the fitting hole part 320 and the fixing hole part 310, the elastic extension part which is provided on one side of the insertion and installation part, and the elastic extension part which is spread apart on the other side of the insertion and installation part, and inserts a finger. Includes a pull that can be pulled.

 When the elastic expansion portion is wider than the diameter of the fitting hole portion 320 and the fixing hole portion 310 to prevent the separation of the restraint member 330 during normal evacuation, when pulling strongly to release the restraint of the restraint member 300 during evacuation , It is resiliently closed and detached from the fitting hole portion 320 and the fixing hole portion 310.

When the pulling portion is formed in a circular shape and the finger is inserted and pulled, it is preferable to be configured to minimize causing pain in the finger by resistance. If necessary, the pulling portion can be changed to any shape as long as pain can be minimized.

Hereinafter, with reference to the accompanying drawings to look at the operation and effects of the ladder device for evacuation according to an embodiment of the present invention.

With reference to FIGS. 8 and 9, the restraining part 300 is released from the bottom part 110 of the evacuation space part 100 to expand the ladder part 200 to the pin evacuation space part 100 of the lower floor of the high-rise building and evacuate. Look at the state.

As shown in the first drawing of FIG. 9, when an evacuator wants to evacuate from a fire occurring in a corresponding layer of a high-rise building, an evacuation space part via the opening 140 through the opening of the opening / closing door 160 ( 100). At this time, if there is an article such as a potted plant in the evacuation space unit 100, the article is moved to a balcony to be removed.

Subsequently, as shown in the second drawing of FIG. 9, the restraints formed in the main support member 212 of the fitting hole portion 320 and the ladder portion 200 formed in the bottom portion 110 of the evacuation space portion 100. When a finger is inserted and pulled in the pulling portion of the member 330, the elastic extension portion of the constraining member 330 is elastically retracted, and the insertion and installation portion of the constraining member 330 is fitted into the fitting hole portion 320 and the fixing hole portion 310 It is released from and the restraint is released.

Then, as shown in the first drawing of FIG. 8, the ladder part 200, which has been released from the baric part 100, is rotated downward from the bottom part 100 based on the hinge, so as to be flipped.

Subsequently, as shown in the second drawing of FIG. 8, the main ladder unit 210 is received by the guide unit 230 by receiving its own weight as the auxiliary ladder unit 220 stored in the main ladder unit 210 rotates. The slide moves from and spreads downward.

That is, looking at the operation of the guide portion 240, the guide shaft member 234 of the auxiliary support member 222 inserted in the guide hole portion 232 of the main support member 212 moves in the lower longitudinal direction and then moves The movement is limited while being caught by the restricting portion 236.

At this time, since the rotation preventing member 244 of the rotation preventing portion 240 is inserted into the guide hole portion 232 in a state spaced apart from the guide shaft member 234 through the extension member 242, the auxiliary ladder portion 220 The main ladder portion 210 is prevented from rotating.

In this state, the evacuee may evacuate (evacuate) the main stepping member 214 of the main ladder part 210 and the auxiliary stepping member 224 of the auxiliary ladder part 220.

Therefore, the ladder apparatus for evacuation according to an embodiment of the present invention is provided with a ladder portion at the bottom of the evacuation space portion provided on the outside of the Bilcony railing, so that the evacuator who enters the evacuation space portion through the balcony spreads the ladder portion to the bottom. It is possible to ensure safe evacuation from the reference floor to the lower floor from dangerous situations.

In addition, according to the present invention, the restraint is released by simply pulling from the bottom of the evacuation space using the restraint, so that the ladder can be easily extended downward. Further, according to the present invention, the length of the ladder can be easily adjusted without restriction of space by expanding the auxiliary ladder portion in a slide manner using the guide portion in the main ladder portion. In addition, the present invention can prevent the auxiliary ladder portion from rotating when the evacuator steps down after the auxiliary ladder portion is unfolded from the main ladder portion using the rotation preventing portion.

The present invention has been described with reference to the embodiment shown in the drawings, but this is merely exemplary, and those skilled in the art to which the art belongs can various modifications and equivalent other embodiments from this. Will understand.

Therefore, the true technical protection scope of the present invention should be defined by the claims below.

10: balcony railing 100: evacuation space
110: bottom portion 120: side portion
130: opening and closing portion 140: opening portion
150: hinge part 160: opening and closing door
170: unlocking portion 171: insertion hole portion
172: moving shaft member 173: guide member
174: Handle member 175: Departure prevention jaw
176: slot hole portion 177: elastic member
200: ladder part 210: main ladder part
212: main supporting member 214: main stepping member
220: auxiliary ladder part 222: auxiliary support member
224: auxiliary stepping member 230: guide portion
232: guide hole 234: guide shaft member
236: movement limiting portion 240: rotation preventing portion
242: extension member 244: rotation preventing member
300: restraint portion 310: fixing hole portion
320: fitting hole portion 330: restraint member

Claims (10)

An evacuation space unit provided to have an evacuation space via a balcony railing;
A ladder unit provided in the evacuation space unit and spreading downward; And
A restraining part for restraining or restraining the ladder part from the evacuation space part;
It characterized in that it comprises a ladder device for evacuation.
According to claim 1,
The evacuation space part,
A floor portion disposed adjacent to the balcony railing for placing items in an emergency or evacuating in an emergency; And
A side portion extending upward from an edge of the bottom portion;
It characterized in that it comprises a ladder device for evacuation.
The method according to claim 1 or 2,
A ladder device for evacuation, characterized in that the malcony railing is provided with an opening / closing part that opens and closes when moving to the evacuation space of the evacuation space.
According to claim 3,
The opening and closing portion,
An opening formed on the porch railing to be open to communicate with the evacuation space;
A hinge portion provided on at least one of both edges of the opening portion; And
Opening and closing door is connected to the hinge to open and close the opening;
It characterized in that it comprises a ladder device for evacuation.
According to claim 3,
The opening and closing door is a ladder device for evacuation, characterized in that the locking or unlocking on the balcony railing by the unlocking unit.
The method according to claim 1 or 2,
The ladder portion,
A main ladder portion rotatably provided at a bottom portion of the evacuation space portion;
An auxiliary ladder unit that is guided and unfolded from the main ladder unit; And
A guide part provided on the main ladder part and the auxiliary ladder part to guide slide movement of the auxiliary ladder part from the vane ladder part;
It characterized in that it comprises a ladder device for evacuation.
The method of claim 6,
The main ladder part,
A main support member rotatably hinged to the bottom portion and disposed in a pair in the longitudinal direction; And
A plurality of main stepping members interconnecting each of the main supporting members;
It characterized in that it comprises a ladder device for evacuation.
The method of claim 7,
The auxiliary ladder portion,
An auxiliary support member disposed in a pair inside the main support member; And
A plurality of auxiliary stepping members interconnecting each of the auxiliary supporting members;
It characterized in that it comprises a ladder device for evacuation.
The method of claim 8,
The guide portion,
A guide hole portion formed in the longitudinal direction on the main support member;
A guide shaft member inserted into the guide hole portion and formed at an upper edge of the auxiliary support member; And
It is provided on the lower side of the guide hole portion movement limiting portion for limiting the moving side of the guide shaft member;
It characterized in that it comprises a ladder device for evacuation.
The method of claim 7,
The restraining portion,
A fixing hole formed on at least one of the pair of main supporting members;
A fitting hole portion formed in the bottom portion to correspond to the fixing hole portion; And
A constraining member fitted or separated from the fixing hole through the fitting hole portion to constrain or release the ladder portion from the bottom portion;
It characterized in that it comprises a ladder device for evacuation.

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