WO2014104580A1

WO2014104580A1 - Evacuation device

Info

Publication number: WO2014104580A1
Application number: PCT/KR2013/010562
Authority: WO
Inventors: 이덕희; 박원희; 정우성; 정현승
Original assignee: 한국철도기술연구원
Priority date: 2012-12-28
Filing date: 2013-11-20
Publication date: 2014-07-03
Also published as: CN104902965B; CN104902965A; KR101402942B1

Abstract

An evacuation device comprises a sensor, a screen part, and an air inlet part. The sensor senses fire or a poisonous gas. The screen part provides an evacuation path connected to a safe area by allowing a pair of roll screens to descend in a lower direction when the sensor senses an emergency. The air inlet part is provided on the upper part of the evacuation path and supplies fresh outside air to the inside of the evacuation path. Thus, the present invention has an advantage of safely evacuating evacuees to a safe area by forming an evacuation path which is blocked from smoke and toxic gas during a fire.

Description

Evacuation device

The present invention relates to an evacuation device.

In general, when a fire occurs, a compartmentalization method is used to inhale smoke in a fire space and supply air to a non-fire space so that the smoke in the fire space does not spread to the non-fire space.

In addition, a method of temporarily preventing the diffusion of smoke using a smoke-removing boundary wall installed in the ceiling, or using a screen shutter to shield smoke in a fire space. In this case, the evacuee in the fire space must move to the non-fire space faster than the spreading rate of the smoke to protect itself from toxic gases.

However, the evacuation method using smoke barriers is difficult to apply to all places because it is not installed in a wide open space such as a waiting room or subway platform, and the smoke inside the fire space at high speed even when the smoke is partitioned using a screen shutter. Will be filled, so evacuees in the fire space will have to move to other spaces at a faster rate, and there is no other means of protection until they have moved to other compartments.

Moreover, in the event of a toxic gas terror without thermal buoyancy, it is difficult to properly control the toxic gas only by the exhaust vent installed in the ceiling. Therefore, there is a need for an evacuation device that can protect refugees continuously regardless of the buoyancy of the toxic gas and regardless of the fire compartment.

The present invention has been made to solve the above problems, an object of the present invention is to provide an evacuation device that can evacuate and safely evacuate the evacuation from the smoke and toxic gases in the event of fire.

Evacuation device according to an aspect of the present invention to achieve the above object,

A detector 10 for detecting fire or toxic gas;

A screen unit 20 connected with the detector 10 to provide a continuous evacuation passage 20a to an internal safety zone in an emergency;

An air inlet part 30 installed at an upper portion of the evacuation passage 20a to supply external fresh air into the evacuation passage 20a; And

It is installed on one side of the air inlet 30, the water injection unit 40 for injecting water toward the exhaust port (30a) of the air inlet 30;

A pair of support rods 21 extending in the direction of the safety zone on the ceiling of the evacuation passage 20a, a pair of roll screens 22 wound around the pair of support rods 21, respectively, and the pair Is connected to the support rods 21 of the drive motor 23 for winding or unwinding each roll screen 22 and composed of a weight rod 24 is fixed to the lower end of the pair of roll screen 22, respectively,

The roll screen 22 is characterized in that the evacuation guidance marker 22b is provided in the width direction.

The roll screen 22 is characterized in that the longitudinal vertical lines 22a are formed at regular intervals.

In the roll screen 22, a plurality of perforations 22c are formed to prevent smoke or toxic gas from penetrating into the evacuation passage 20a by a force of positive pressure air formed in the evacuation passage 20a to be pushed out. It is characterized by.

The water spray unit 40 is connected to the water supply pipe 41 formed along the evacuation passage (20a) and the water supply nozzle (41) so as to spray water into the evacuation passage (20a) ( And 42).

The present invention is characterized in that it further comprises an emergency light 50, which is disposed at a predetermined interval on the other side of the air inlet 30, the built-in rechargeable battery.

As described above, according to the evacuation device according to the present invention, there is an advantage that the evacuation can be safely evacuated to a safe area by forming an evacuation passage partitioned from smoke and toxic gas in case of fire.

1 is a cross-sectional view showing an evacuation device according to an embodiment of the present invention.

FIG. 2 is a side view illustrating the screen unit of FIG. 1. FIG.

3 is an operating state diagram of FIG. 1.

Hereinafter, an evacuation device according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the specification and the configuration shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all of the technical idea of the present invention, these can be replaced at the time of the present application It should be understood that there may be various equivalents and variations.

As shown in Figure 1, the evacuation device according to an embodiment of the present invention is a detector 10 for detecting a fire or toxic gas, and connected to the detector 10 in an emergency evacuation passage continuous to the safety area inside A screen unit 20 for providing a 20a, an air inlet unit 30 installed at an upper portion of the evacuation passage 20a and supplying fresh air to the evacuation passage 20a, and the air It is installed on one side of the inlet 30, and comprises a water injection unit 40 for injecting water toward the exhaust port (30a) of the air inlet (30).

Here, the detector 10 is a control signal for selectively operating the screen unit 20, the air inlet unit 30, the water injection unit 40 and the emergency light 50 to be described later in the event of fire or toxic gas generated Can be generated. The detector 10 may be installed in a number of places such as the side of the evacuation passage (20a) in addition to the interior ceiling of the evacuation passage (20a) shown.

As shown in FIG. 2, the screen unit 20 is wound around a pair of support rods 21 and a pair of support rods 21 that extend in the direction of a safe area on the ceiling of the evacuation passage 20a. And a pair of unrollable roll screens 22, a driving motor 23 connected to each of the pair of support rods 21 to wind and unwind each roll screen 22, and a pair of roll screens 22. Consists of a weight rod 24 is fixed to each lower end.

The pair of support rods 21 is one end is connected to the rotary shaft of the drive motor 23 to be made bi-directionally rotatable, it is preferable that the roll screen 22 is easily wound and unrolled made of a rod shape.

The roll screen 22 is made of a transparent material of the whole or the lower end, the longitudinal vertical line 22a in the longitudinal direction at regular intervals so that the evacuator can freely enter the evacuation passage (20a) from the outside of the evacuation passage (20a) This can be formed. In addition, an evacuation guidance marker 22b may be installed to display the evacuation direction in the width direction of the roll screen 22 to guide the evacuator to easily move.

At this time, the evacuation guidance marker 22b may be installed at the upper end in the evacuation induction direction so that it can be checked from a distance, and is installed at the lower end so as to have the same effect even when the upper layer is obscured by smoke.

In addition, a plurality of perforations 22c may be formed in the roll screen 22 to prevent smoke or toxic gas from penetrating into the evacuation passage 20a by the force of the positive pressure air formed in the evacuation passage 20a being pushed outward. Can be.

The weight rod 24 is fixedly installed to have a predetermined weight in the lower portion of the roll screen 22 so that the roll screen 22 is not bent by the air flowing, the material is flameproof, transparency, etc. according to the use of the installation space It can be prepared by adding.

On the other hand, the air inlet unit 30 supplies fresh air to the outside through the exhaust port 30a integrally installed at the bottom to form a positive pressure in the evacuation passage 20a so that it is always available to any toxic gas regardless of buoyancy. It can have the same effect.

The water spray unit 40 is connected to the water supply pipe 41 formed along the evacuation passage (20a) and the water supply nozzle 41 so as to spray water into the evacuation passage (20a) 42 It is composed of The water injection unit 40 has the effect of preventing the heat damage from the fire by cooling the surface of the roll screen 22 while cooling and cooling the refugee exposed to the heat or toxic gas of the fire.

In addition, the present invention is emergency lighting (50) arranged at regular intervals along the corridor on the other side of the air inlet 30 so as to induce a refugee to a safe area even if the power outage due to fire, such as when installed in an underground section (50) ) May be further included. The emergency light 50 is preferably installed with a built-in rechargeable battery.

Hereinafter, the operation of the evacuation device described above with reference to the drawings.

As shown in FIG. 3, when a fire occurs, toxic gas and smoke are generated at the same time. At this time, a pair of roll screens in which the driving motor 23 is in a wound state by the fire detection signal of the detector 10 is operated. (22) is released to form the evacuation passage (20a).

In addition, when the evacuation passageway 20a is formed by the pair of roll screens 22, external fresh air is supplied into the evacuation passageway 20a through the exhaust port 30a of the air inlet portion 30 to evacuate the evacuation passageway ( 20a) Positive pressure is formed inside, and the introduced air flows out of the evacuation passage 20a through the plurality of perforations 22c formed in the respective roll screens 22 to evacuate the smoke outside the evacuation passage 20a. It is possible to block the entry into the passage 20a.

On the other hand, by the operation of the air inlet 30 as described above can prevent the inflow of smoke into the evacuation passage (20a), but it is insufficient to prevent the spread of toxic gas generated in the event of a fire. Accordingly, the water is sprayed through the water spray nozzle 42 of the water spray unit 40 together with the operation of the air inlet unit 30, thereby preventing the roll screen 22 from being damaged by the high temperature heat airflow, and the toxic gas is Partial mixing between the roll screens 22 may dissolve it, as well as to protect the refugee passing through the roll screen 22.

According to the evacuation device of the present invention as described above, there is an advantage that the evacuation can be safely evacuated to a safe area by forming an evacuation passage partitioned from smoke and toxic gas in the event of fire.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto, and the technical spirit of the present invention and the equivalents of the claims to be described below by those skilled in the art to which the invention pertains. Of course, various modifications and variations are possible within the scope.

Claims

A detector 10 for detecting fire or toxic gas;

When detecting the emergency situation of the detector 10, the screen unit 20 to provide a continuous evacuation passage (20a) to the safety area is a pair of roll screen 22 descends to the downward direction; And

Evacuation device is installed on the evacuation passage (20a) comprising an air inlet (30) for supplying the fresh air of the outside into the evacuation passage (20a).
The method of claim 1, wherein the roll screen 22,

Evacuation device characterized in that the longitudinal longitudinal lines (22a) are formed, to form a passage leading into the evacuation passage (20a).
The method of claim 1, wherein the roll screen 22,

A plurality of perforations (22c) is formed, the evacuation device, characterized in that the air introduced from the air inlet (30) flows out of the evacuation passage (20a).
The method of claim 1, wherein the roll screen 22,

Evacuation apparatus characterized in that the evacuation guidance marker (22b) is displayed in the extension direction of the evacuation passage (20a).
The evacuation device according to claim 1, further comprising a water injection unit (40) installed above the evacuation passage (20a) to spray water into the evacuation passage (20a).
The evacuation apparatus according to claim 5, wherein the water spray unit (40) sprays water onto the roll screen (22) to cool the surface of the roll screen (22).
According to claim 6, The water spray unit 40,

A water supply pipe 41 formed along the evacuation passage 20a; And

Evacuation device characterized in that it comprises a water spray nozzle (42) connected to the water supply pipe (41) for spraying water into the evacuation passage (20a).
The method of claim 1, wherein the screen unit 20,

A pair of supporting rods 21 on which the roll screen 22 is wound and extended in parallel to an extension direction of the evacuation passage 20a on the evacuation passage 20a;

A drive motor 23 for rotating the support rod 21; And

Evacuation device characterized in that it further comprises a weight rod (24) fixed to the lower end of the roll screen (22).
The method of claim 1,

Evacuation device, characterized in that it further comprises an emergency light (50) is disposed at a predetermined interval on the other side of the air inlet 30 and the built-in rechargeable battery.