KR20120005247A - Fire door of a sealing type for tunnel - Google Patents

Fire door of a sealing type for tunnel Download PDF

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Publication number
KR20120005247A
KR20120005247A KR1020100065886A KR20100065886A KR20120005247A KR 20120005247 A KR20120005247 A KR 20120005247A KR 1020100065886 A KR1020100065886 A KR 1020100065886A KR 20100065886 A KR20100065886 A KR 20100065886A KR 20120005247 A KR20120005247 A KR 20120005247A
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KR
South Korea
Prior art keywords
door
sliding door
tunnel
fixed
type fire
Prior art date
Application number
KR1020100065886A
Other languages
Korean (ko)
Inventor
정지호
Original Assignee
주식회사성산엔지니어링
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사성산엔지니어링 filed Critical 주식회사성산엔지니어링
Priority to KR1020100065886A priority Critical patent/KR20120005247A/en
Publication of KR20120005247A publication Critical patent/KR20120005247A/en

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    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
    • E06B5/14—Gasproof doors or similar closures; Adaptation of fixed constructions therefor
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
    • E06B5/168—Shape of edges of wing and/or its frame specially adapted therefor
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Special Wing (AREA)

Abstract

PURPOSE: An airtight type fire door for a tunnel is provided to ensure easy opening/closing and to prevent the inflow of flame and smoke into a shelter or auxiliary refuge tunnel. CONSTITUTION: An airtight type fire door for a tunnel comprises a fixed door(4), a sliding door(10), and rails(14). The fixed door is fixed to close a part of the entrance of a shelter or auxiliary refuge tunnel. The sliding door is composed in pair with the fixed door and provided with roller support brackets(18) on both upper sides thereof for opening/closing relative to the fixed door. The roller support bracket is embedded with upper rollers(20) to move by hanging on the rails. The rails, on which upper rollers are settled, are moved while being supported with rail brackets(16) that are fixed at regular intervals on the ceiling. The rails have downward bent portions in a plurality of fixed positions near the closing position of the sliding door in order to make the sliding door tightly contact on the floor surface.

Description

FIRE DOOR OF A SEALING TYPE FOR TUNNEL}

The present invention relates to an airtight type fire door for a tunnel, and in more detail, a moving door that is opened and closed while being used for evacuation in a tunnel can also be closed when the door, the bottom surface, and the fixed door are closed. By opening the closed part to be opened smoothly when opening, it is easy to open and close, but it relates to the airtight type fire door for the tunnel to prevent flame or smoke from entering the shelter or auxiliary evacuation tunnel.

As is well known, due to the development of civil engineering, large-scale tunnels with lengths of several kilometers are being introduced.

However, due to a collision, fire or an unexpected accident of a vehicle or a railway vehicle inside a tunnel, a situation in which a person must be evacuated may occur. In preparation for such an evacuation situation, an evacuation facility is provided inside the tunnel.

Evacuation facilities may be constructed with an auxiliary escape tunnel or evacuation room in addition to the main tunnel in which the vehicle or railway vehicle travels, and emergency doors are installed in the auxiliary escape tunnel or evacuation room.

The prior art will be described in detail with reference to some of FIG. 1.

Referring to this, the fire door for the tunnel is usually composed of a sliding door, such a fire door is composed of a fixed door (4) is fixed to any one of the plurality of doors and a sliding door 10 made of an openable structure.

The sliding door 10 has a plurality of roller support brackets 18 formed on the upper end of the sliding door 10 so as to be suspended from the rail 14 mounted inside the support brackets 12, and the upper portion of the sliding door 10 inside the support brackets 18. The roller 20 is rotatably coupled.

The upper roller 20 is seated inside the rail 14.

However, since the conventional fire door for the tunnel should have a sliding structure of the sliding door 10, the lower end portion of the sliding door 10 should be spaced a predetermined length (L) from the bottom surface 6, through the separation interval There was a problem that flames or smoke flowed into the shelter or auxiliary escape tunnel.

In addition, in the conventional tunnel fire doors, any one door to be opened must be opened and closed smoothly, so that there is a gap between the moving door and the fixed door or the wall, and the flame or smoke flows into the shelter or the auxiliary escape tunnel at the interval. There was a problem.

The present invention has been made in view of the above-described circumstances of the prior art, and the movable door opened and closed while being used for evacuation in a tunnel can be closed when the closing of the wall, the bottom surface, and the fixed door, The purpose of the present invention is to provide an airtight type fire door for tunnels which can be easily opened and closed, but does not allow flame or smoke to enter a shelter or auxiliary evacuation tunnel by opening the closed part so that the closed part can be opened smoothly.

In order to achieve the above object, according to a preferred embodiment of the present invention, provided in the tunnel, in the airtight type fire door for opening and closing the entrance of the shelter or auxiliary evacuation tunnel, fixed to close a part of the entrance A fixed door; A sliding door composed of the fixed door and one set, the roller supporting brackets having upper rollers formed on both sides of the upper roller so as to be suspended from a rail provided at an upper portion thereof, the sliding door being opened and closed with respect to the fixed door; The upper roller is seated, supported by a rail bracket fixed to the ceiling to be movable at a predetermined interval, and a downward bent portion is formed at a plurality of predetermined positions near the closed position of the sliding door so that the sliding door can be closely attached to the lower end. When the sliding door is closed, the sliding door is closed when the sliding door is lowered is in close contact with the bottom surface is provided with a gas-tight fire door for the tunnel, characterized in that the flame and smoke can be blocked.

Preferably, the sliding door is provided with a gas-tight type fire door for the tunnel, characterized in that the lower sealing body is configured in the hollow state is attached to the lower surface of the predetermined body so as to be in close contact with the bottom surface when the sliding door descends. do.

Preferably, the fixed door has a second upper sealing body attached to the upper end of the rear surface in the longitudinal direction, and a first upper sealing body forming a pair with the second upper sealing body is attached to the front upper end of the sliding door. A confidential fire door for a tunnel is provided.

Preferably, the downward bent portion is provided with a gas-tight fire door for the tunnel, characterized in that consisting of a semi-circular shape.

Preferably, the sliding door is provided with a handle portion for opening while raising the sliding door lowered by the user's operation on one side, the handle portion and the handle that the user grips; A hinge to which one end of the handle is rotatably fixed; A support body extending perpendicular to the handle and rotatably fixed to a hinge; It consists of a pressure roller fixed to the end of the support body to be in close contact and friction against the wall, when the user rotates the handle counterclockwise, the support body acts in a lever manner against the wall to raise the sliding door The airtight type fire door for the tunnel is provided.

In the airtight type fire door for a tunnel according to the present invention, the sliding door moves downward to prevent flame or smoke from penetrating when the sliding door is closed, and a plurality of sealing bodies are sealed, and when the sliding door is opened, the sealing body is separated from the fixed object. Since smooth movement is possible, there is an advantage of high safety and excellent convenience.

1 is a front view showing the structure of a hermetic type fire door for a tunnel according to an embodiment of the present invention;
Figure 2 is a side view showing the structure of the hermetic fire door for the tunnel according to an embodiment of the present invention,
Figure 3 is a schematic front view showing the airtight principle of the airtight type fire door for the tunnel according to an embodiment of the present invention,
Figure 4 is an enlarged side cross-sectional view showing the main portion of the structure of the airtight type fire door for the tunnel according to an embodiment of the present invention,
Figure 5 is an enlarged side cross-sectional view showing the main portion of the structure of the airtight type fire door for the tunnel according to an embodiment of the present invention,
Figure 6 is an enlarged front view of the main portion for showing the principle of the open state of the hermetic type fire door for the tunnel according to an embodiment of the present invention.

EMBODIMENT OF THE INVENTION Hereinafter, this invention is demonstrated in detail with reference to drawings.

1 is a front view showing the structure of the hermetic type fire door for a tunnel according to an embodiment of the present invention, Figure 2 is a side view showing the structure of the hermetic type fire door for a tunnel according to an embodiment of the present invention.

Referring to this, the airtight type fire door 2 according to an embodiment of the present invention can be closed when the moving door is opened and closed while being used for evacuation in the tunnel, the wall, the bottom surface, the interval for the fixed door. And, when the opening of the movable door is closed to be released by a smooth opening, it is easy to open and close the device so that flame or smoke does not flow into the shelter or auxiliary evacuation tunnel.

More specifically, the airtight type fire door 2 for a tunnel according to an embodiment of the present invention is provided in a tunnel and is a gastight type fire door for opening and closing an entrance of a shelter or an auxiliary evacuation tunnel. Only the inlet wall 8 and the bottom surface 6 of the auxiliary evacuation tunnel are shown.

The airtight type fire door 2 according to the embodiment of the present invention includes a fixed door 4 fixed to close a part of the inlet; It is composed of a set of the fixed door 4 and the roller support brackets 18 having the upper roller 20 built therein so as to be suspended from the rail 14 provided on the upper part thereof, respectively, are fixed by A sliding door 10 is provided that opens and closes to the door 4.

At this time, the rail 14 is built in the interior of the support bracket 12 coupled in the shape of the rectangular box with respect to the ceiling surface (not shown) and the wall (8), is installed in the horizontal direction of the inlet portion, It is coupled by rail brackets 16 for fixing the rails 14 at intervals.

That is, the rails 14 are supported by the rail brackets 16 on which the upper rollers 20 are seated and fixed to the ceiling to be movable at predetermined intervals, and are located in the vicinity of the closed position of the sliding door 10. The lower bent portion (see Fig. 3: 14a) is formed at a predetermined position of the sliding door 10 can be in close contact with the lower end.

Therefore, when the sliding door 10 moves along the rail 14 and the upper roller 20 is recessed in the lower bent portion 14a formed at a predetermined position of the rail 14, the sliding door 10 is lowered. While the lower end of the sliding door 10 is in close contact with the bottom surface 6, it is possible to block the flame and smoke inside the tunnel from entering the interior of the shelter or auxiliary evacuation tunnel.

In addition, the sliding door 10 is provided with a handle portion 24 for raising and opening the sliding door 10 lowered by the user's operation on one side thereof, the handle portion 24 is the user's operation By operating in a lever manner, while raising the sliding door 10 to open the sliding door 10 to open the entrance portion. This will be described in detail with reference to FIG. 6.

At this time, the closing point of the sliding door 10 is also possible to form a separate concave groove 22 in which the bottom of the sliding door 10 can be concave on the bottom surface 6, the concave groove 22 It does not matter even if it does not constitute.

Figure 3 is a schematic front view showing the airtight principle of the hermetic type fire door for the tunnel according to an embodiment of the present invention, Figure 4 is an enlarged side cross-sectional view showing the main part of the structure of the hermetic type fire door for a tunnel according to an embodiment of the present invention Figure 5 is an enlarged side cross-sectional view showing the main portion of the structure of the hermetic fire door for the tunnel according to an embodiment of the present invention.

Referring to this, the airtight type fire door 2 according to the embodiment of the present invention, unlike the conventional fire door, when the sliding door 10 is closed, to maintain the airtightness to block the flame or smoke to the maximum The sliding door 10 has a structure in which the sliding door 10 is lifted, the sliding door 10 is lowered when closed, and has a structure that rises when opened.

For this structure, the position of the upper roller 20 should be lowered when the sliding door 10 is closed, and bent downward in a predetermined portion of the rail 14 so that the upper roller 20 can lower. The part 14a is provided.

At this time, the lower bent portion (14a) is made of a semi-circular shape.

Therefore, as shown in FIG. 3, when the sliding door 10 is closed and reaches the closed position, the upper roller 20 descends along the lower bent portion 14a, and the upper roller 20 The fixed sliding door 10 is also lowered downward.

On the other hand, when the sliding door 10 is opened, the lower bent portion 14a exits on the principle of the lever by the manipulation of the handle portion 24.

At this time, the sliding door 10 is attached to the lower sealing body 30 is formed in a hollow state so that the inside of the sliding door 10 is in close contact with the bottom surface 6 while the body is crushed when lowered It is done.

The conventional fire door is not a sliding door, but even a sliding structure, the opening should be made smoothly, it was not possible to attach any sealing body at the time of closing, it was impossible to block the smoke or flames entirely.

Reference numeral 25 denotes a lower roller for guiding the sliding door 10 from the bottom.

On the other hand, the sliding door 10 has a structure that is opened and closed with respect to the fixed door (4), there is no gap between the fixed door (4), the flame or smoke can penetrate through the gap In the present invention, the second upper sealing body 26a is attached to the upper end of the rear side of the fixed door 4 in the longitudinal direction, and the second upper sealing body 26a and the first upper sealing body 26a are attached to the front upper end of the sliding door 10. It is comprised so that the 1st upper sealing body 26b which comprises a tank may be attached.

At this time, the first upper sealing body 26b and the second upper sealing body 26a are spaced apart from each other because the sliding door 10 needs to be moved smoothly without friction.

In addition, when the sliding door 10 is closed, the first upper sealing member 26b is in close contact with the second upper sealing member 26a fixed to the fixed door 4 while the sliding door 10 is lowered. do.

Figure 6 is an enlarged front view of the main portion for showing the principle of the open state of the hermetic type fire door for the tunnel according to an embodiment of the present invention.

Referring to this, the sliding door 10 is provided with a handle part 24 for opening while raising the sliding door 10 lowered by the user's operation on one side thereof, the handle part 24 is gripped by the user A handle 30; A hinge 32 on which one end of the handle 30 is rotatably fixed; A support body 34 extending perpendicular to the handle 30 and rotatably fixed to the hinge 32; It consists of a pressing roller 36 which is fixed to the end of the support body 34 and is in close contact with and friction against the wall.

At this time, the handle 30 and the support body 34 is formed almost vertically, when the sliding door 10 is closed, the pressure roller 36 is the wall 8 of the point higher than the hinge 32 Close to

Therefore, when the user rotates the handle 30 counterclockwise, the pressure roller 36 provided on the support body 34 operates in a lever manner with respect to the wall 8, thereby raising the sliding door 10. do.

When the user continuously pushes the handle 30 in the counterclockwise direction, the sliding door 10 returns to the rail 14 while the upper roller 20 provided thereon rises through the lower bent portion 14a. do. Due to the process, the sliding door 10 is raised, and at the same time, the lower sealing body 30 is separated from the bottom surface 6, and the first upper sealing body 26b and the second upper sealing body 26a are at the same time. ) Are also separated from each other so that the sliding door 10 can be opened smoothly.

On the other hand, the hermetic fire door for the tunnel according to an embodiment of the present invention is not limited to the above embodiment, but various modifications can be made without departing from the technical gist of the invention.

2: tight type fire door for tunnel, 4: coquette,
6: floor, 8: wall,
10: sliding door, 12: support bracket,
14: rail, 14a: the lower bend,
16: rail bracket, 18: roller support bracket,
20: upper roller, 24: handle part.
26b, 26a: 1st, 2nd upper sealing body, 30: lower sealing body.

Claims (5)

In the tunnel-tight type fire door provided in the tunnel for opening and closing the entrance of the shelter or auxiliary evacuation tunnel,
A fixed door fixed to close a portion of the inlet;
A sliding door composed of the fixed door and one set, the roller supporting brackets having upper rollers formed on both sides of the upper roller so as to be suspended from a rail provided at an upper portion thereof, the sliding door being opened and closed with respect to the fixed door;
The upper roller is seated, supported by a rail bracket fixed to the ceiling to be movable at a predetermined interval, and a downward bent portion is formed at a plurality of predetermined positions near the closed position of the sliding door so that the sliding door can be closely attached to the lower end. When the sliding door is closed, the sliding door is closed when the sliding door is lowered in close contact with the bottom surface to prevent flame and smoke, the airtight type fire door for the tunnel. The airtight type of the tunnel according to claim 1, wherein the sliding door has a lower sealing body, which is formed in a hollow state so that the sliding door is in close contact with the bottom surface of the sliding door when the sliding door descends. Fire doors. According to claim 1, wherein the fixed door has a second upper sealing body is attached to the upper end of the longitudinal direction in the longitudinal direction, the front upper end of the sliding door is attached to the first upper sealing body forming a pair with the second upper sealing body. Airtight type fire door for tunnels, characterized in that. The airtight type fire door for a tunnel according to claim 1, wherein the downward bent portion has a semicircular shape. According to claim 1, The sliding door is provided on one side of the handle portion for opening while raising the sliding door lowered by the user's operation,
The handle portion is a handle held by a user;
A hinge to which one end of the handle is rotatably fixed;
A support body extending perpendicular to the handle and rotatably fixed to a hinge;
It consists of a pressure roller fixed to the end of the support body to be in close contact and friction against the wall, when the user rotates the handle counterclockwise, the support body acts in a lever manner against the wall to raise the sliding door Airtight type fire door for tunnel.
KR1020100065886A 2010-07-08 2010-07-08 Fire door of a sealing type for tunnel KR20120005247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100065886A KR20120005247A (en) 2010-07-08 2010-07-08 Fire door of a sealing type for tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100065886A KR20120005247A (en) 2010-07-08 2010-07-08 Fire door of a sealing type for tunnel

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KR20120005247A true KR20120005247A (en) 2012-01-16

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KR1020100065886A KR20120005247A (en) 2010-07-08 2010-07-08 Fire door of a sealing type for tunnel

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033177A (en) * 2014-05-20 2014-09-10 天长市远洋船舶设备有限公司 Novel protecting air-tight door of underground refuge chamber
CN104047636A (en) * 2014-05-20 2014-09-17 天长市远洋船舶设备有限公司 Protection sealed door of underground refuge chamber
CN104047635A (en) * 2014-05-20 2014-09-17 天长市远洋船舶设备有限公司 High anti-violence type underground refuge chamber blast airtight door
CN105507752A (en) * 2016-01-25 2016-04-20 泰兴市华诚机电制造有限公司 Capsule door for caterpillar tunnel rescue capsule
CN105822189A (en) * 2016-05-27 2016-08-03 中铁第四勘察设计院集团有限公司 Capsule door applicable to tunnel construction rescue capsule
KR101694351B1 (en) 2016-03-11 2017-01-09 주식회사 동일기술공사 Tunnel fire door
EP3450667A1 (en) * 2017-09-04 2019-03-06 Elkuch Bator AG Sliding doors system
EP3792439A1 (en) * 2019-09-16 2021-03-17 Novoferm Riexinger Türenwerke GmbH Fire closure

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033177A (en) * 2014-05-20 2014-09-10 天长市远洋船舶设备有限公司 Novel protecting air-tight door of underground refuge chamber
CN104047636A (en) * 2014-05-20 2014-09-17 天长市远洋船舶设备有限公司 Protection sealed door of underground refuge chamber
CN104047635A (en) * 2014-05-20 2014-09-17 天长市远洋船舶设备有限公司 High anti-violence type underground refuge chamber blast airtight door
CN105507752A (en) * 2016-01-25 2016-04-20 泰兴市华诚机电制造有限公司 Capsule door for caterpillar tunnel rescue capsule
KR101694351B1 (en) 2016-03-11 2017-01-09 주식회사 동일기술공사 Tunnel fire door
CN105822189A (en) * 2016-05-27 2016-08-03 中铁第四勘察设计院集团有限公司 Capsule door applicable to tunnel construction rescue capsule
EP3450667A1 (en) * 2017-09-04 2019-03-06 Elkuch Bator AG Sliding doors system
EP3792439A1 (en) * 2019-09-16 2021-03-17 Novoferm Riexinger Türenwerke GmbH Fire closure

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