KR101008336B1 - Fire-proof Door - Google Patents

Abstract

The present invention is formed in a plate shape and inwardly formed at the corners so as to close the structural gap between the door and the door frame in the event of a fire to reliably block the propagation of the flame and to minimize the heat conduction to reduce the risk of burns. "A pair of front and back plates having a flange portion of the cross-sectional shape and the flange portions are in contact with each other to form a door, and the first member and the first member which is installed inside the flange portion and has a pair of" c " The inner member having the "ㅁ" shape cross section formed by combining two members so that the horizontal planes overlap each other, and the outside having a "c" shape cross section inserted into the flange portion outside the flange part and having a "c" shape cross section. And between the finishing material, the outer finishing material, the front plate and the back plate, and the horizontal surfaces overlapping each other with the first and second members of the inner finishing material. It is installed and provides a difference yeolmun including a difference yeoljae formed of expandable minerals.

Heat shield door, inflatable mineral, vermiculite, door frame, crevice, seal, flame, propagation, interception, heat conduction

Description

Heat-proof Door

The present invention relates to a heat shield door, and more particularly, by using a heat shield made of an expandable mineral that expands when heat is applied, the structural gap between the door and the door frame is sealed to reliably block the propagation of the flame. In addition, the present invention relates to a heat shield door capable of reducing the risk of burns by minimizing heat conduction.

In general, all buildings such as houses, apartments, buildings, various equipment, ships, etc. are provided with fire doors to block the propagation of the flame when a fire occurs.

The fire door is made of an iron door formed to a certain thickness filled with a heat insulating material therein, it is used as a door or a closed door closed only in case of fire.

By the way, conventional fire doors are made of iron doors to block the propagation of flames, but the heat in the place where the fire occurred is conducted to the other side of the door, so when the door is opened to extinguish a fire or to save lives There is a risk of being burned or the door cannot be opened. In addition, in the case of the conventional fire door structurally there is a gap between the door frame and its own mating surface (welding surface) or between the door and the door frame, there is a risk that the toxic gas is propagated to the other side through the gap.

An object of the present invention is to solve the above problems, inserting a heat shield formed of expandable mineral between the inner and outer finish formed in a shape corresponding to the edge of the door when the heat shield is expanded It is to provide a heat shield door that tightly seals the gap.

In addition, another object of the present invention is a heat shield is installed on the contact surface of the inner and outer finish material, even if any one of the front plate and the back plate is heated, the conduction of heat is blocked from the heat shield to extinguish the fire, rescue life, evacuation of the door This is to provide a heat shield door in which the risk of burn is greatly reduced when opening the door.

Another object of the present invention is to install a heat shield formed of expandable mineral on the joining surface of each metal plate constituting the door frame to reliably seal the structural gap and to form a long hole to minimize heat transfer. It is to provide.

The heat shield door proposed by the present invention has a flange portion having a “b” shape cross section formed in a plate shape and formed inward at an edge thereof and has a pair of front and rear plates which form a door by being connected to and fixed by contact with each other. And an inner finishing material having a "ㅁ" shape cross section formed inside the flange portion of the front plate and the back plate and having a pair of "c" shape cross sections, the first member and the second member being joined to overlap each other. And an outer finish member installed outside the flanges of the front plate and the rear plate and inserted in a shape facing the cross section of the "c" shape and having a cross section of the "c" shape, the outer finish material of the front plate and the back plate. And a heat shield formed between the first member and the second member of the inner finishing material and the horizontal surfaces overlapping each other, respectively, and formed of an expandable mineral. .

Vermiculite or the like is used as the expandable mineral.

The flanges are formed to have respective "b" shaped cross sections by folding the corner portions 180 degrees inward and then folding them 90 degrees.

The inner finisher is formed to have a cross-section of "ㅁ" by arranging a pair of the first member and the second member having a cross-section "c" so that the open surfaces face each other and joining so that the horizontal surfaces overlap each other. .

The heat shield is inserted between horizontal surfaces of the first member and the second member of the inner finishing material that overlap each other.

The outer finishing material is inserted and installed so that the open surface of the "c" -shaped cross section faces the flanges of the front plate and the back plate, and the heat shield is inserted into a portion where the horizontal surface and the front plate and the back plate contact.

The heat shield may be formed in a sheet shape, and a mesh member may be provided on one or both surfaces to prevent the surface of the thermal expansion member from breaking.

The heat shield may be provided with a mesh member therein to prevent the thermal expansion member from being easily broken or broken.

As the mesh member, synthetic fibers or natural fibers are used.

When the heat shielding material is manufactured, when oil is coated on the surface and foamed, the unit weight is lighter, and transport and handling are easier.

And the heat shield door of the present invention further comprises a door frame installed to form a border on the wall of the building.

The door frame is formed by combining two or more metal plates, and inserts a heat shield made of expandable mineral into the joining surface of the metal plate.

The metal plate forming the door frame may be configured to block or minimize heat transfer by forming a long hole (long hole in one direction) in a horizontal direction and a vertical direction in the metal plate of the front plate.

In the above, the long holes in the horizontal direction and the long holes in the longitudinal direction are preferable because they can be formed by staggering each other to maintain sufficient strength and effectively block heat transfer.

According to the heat shield door according to the present invention, since the heat shield is formed of an expandable mineral is inserted between the contact surface of the inner and outer finish material, when the heat is applied, the heat shield is expanded while tightly closing the gap to ensure the propagation of flames. It is possible to cut off.

Furthermore, since the heat shield is inserted between the contact surface of the inner and outer finishes, even when either of the front and rear panels is heated, the conduction of heat is blocked by the heat shield and the door is opened for fire suppression, lifesaving and evacuation. The risk of burns is greatly reduced at the time of opening, and it is possible to easily perform a desired operation.

In addition, according to the heat shield door according to the present invention, since the heat shield is formed into a sheet shape using a mesh member, it is possible to ensure durability at the time of transportation and installation without being easily broken or damaged.

In addition, according to the heat shield door according to the present invention, since the heat shield is formed of expandable mineral on the joining surface of each metal plate constituting the door frame, it is possible to reliably seal the structural gap, and to block the propagation of toxic gas. It is possible.

According to the heat shield door according to the present invention, it is possible to block or minimize heat transfer by forming a long hole in the plate forming the door frame.

Next, a preferred embodiment of a heat shield door according to the present invention will be described in detail with reference to the drawings.

First, an embodiment of the heat shield door according to the present invention is composed of a door frame 10 and a door 20, as shown in FIG.

2 and 3, the door 20 includes a front plate 22 and a rear plate 24 formed in a symmetrical shape.

The front plate 22 and the rear plate 24 is composed of a metal plate such as an iron plate having excellent heat resistance.

3 and 4, flange portions 23 and 25 are formed at edges of the front plate 22 and the rear plate 24.

The flanges 23 and 25 are formed to have a "b" shape cross section, and by folding the corner portions of the front plate 22 and the rear plate 24 180 degrees inward and then folding the 90 degrees again. Is formed.

The front plate 22 and the rear plate 24 are fixedly connected to each other by arranging the flange portions 23 and 25 having the “b” shaped cross section to abut and welding each other.

In the above, the flanges 23 and 25 are preferably fixed integrally by spot welding, so that heat transfer can be minimized. That is, when the flanges 23 and 25 are not completely in contact with each other, the heat transfer is partially blocked (heat is transmitted by convection without heat being transferred).

As described above, the front door 22 and the rear plate 24 are integrally connected to fix the door 20.

The door 20 configured as described above has a space that is closed inside the flanges 23 and 25, and the outside of the flanges 23 and 25 has a space having a cross section of a "c" shape. do.

It is also possible to fill a space inside the flanges 23 and 25 with a heat insulating material.

As the insulating material, it is possible to use mineral wool, glass wool, or the like.

An inner finisher 30 is installed inside the flanges 23 and 25.

As shown in Figs. 3 and 4, the internal finish material 30 is formed by coupling a pair of the first member 32 and the second member 34 having a cross-section having a shape of " It is formed to have a cross section of the phase.

The first member 32 and the second member 34 are coupled so that the horizontal planes of the "c" shape overlap each other.

For example, as shown in FIG. 5, the height of the vertical plane of the first member 32 is higher than the height of the vertical plane of the second member 34, and the first surface of the first member 32 is opened. 2 member 34 is configured to be inserted.

As shown in FIG. 4, the height of the vertical plane of the second member 34 is higher than that of the vertical plane of the first member 32, and the first member is an open surface of the second member 34. It is also possible to configure 32 to be inserted.

As described above, when the first member 32 and the second member 34 are combined to form a "ㅁ" shape cross section, a space is formed in the inner finisher 30, and air exists in the space (air layer is Forming), the effect of heat insulation and sound insulation (sound blocking) is obtained.

When the first member 32 and the second member 34 are coupled to each other, a heat shield 51 is inserted between horizontal surfaces overlapping each other.

Although not shown in the drawings, it is also possible to insert and insert a heat shield between the second member 34 and the flanges 23 and 25.

The first member 32 and the second member 34 of the inner finish material 30 is formed of a material such as aluminum or iron plate.

For example, the first member 32 and the second member 34 are manufactured by extrusion molding or the like, and then cut and set to have a square ring shape.

In the above, the first member 32 and the second member 34 are installed on the vertical and horizontal portions of the front plate 22 and the rear plate 24 so that the surfaces that meet each other are cut at approximately 45 °, It is also possible to connect them integrally with each other by welding or the like.

The specific method for configuring the interior finishing material 30 in the above is generally applicable to the method used in the window frame or window, so detailed description thereof will be omitted.

When the first member 32 and the second member 34 of the internal finish material 30 are formed of aluminum, anodization (anodizing) treatment or the like may be performed to prevent corrosion.

3 and 4, the outer finish material 40 is formed in the outer space of the "C" -shaped cross section formed by the flanges 23 and 25 of the front plate 22 and the rear plate 24. ) Is inserted and installed.

The outer finish material 40 is formed to have a cross-section of the "C" shape.

An open surface of the outer finish material 40 is directed toward the inside of the outer space having a “c” -shaped cross section formed by the flanges 23 and 25 of the front plate 22 and the rear plate 24. To be inserted and installed.

Therefore, the outer finish material 40 and the flanges 23, 25 are configured to form a cross section of the "wh" shape as a whole.

As described above, when the external finish member 40 is inserted and installed between the front plate 22 and the rear plate 24 so as to form a "ㅁ" shape cross section, a space formed by the external finish material 40 is formed. The presence of air in the space (the formation of an air layer) provides the effect of heat insulation and sound insulation (negative blocking).

A heat shield 50 is inserted and installed between the outer finishing material 40 and the surfaces of the front plate 22 and the rear plate 24 which face each other and face each other (for example, a horizontal plane in FIG. 4).

The heat shields 50 and 51 are formed of expandable minerals.

Vermiculite or the like may be used as the expandable mineral. Vermiculite is a mineral that expands up to 6 to 20 times when heated, and has excellent thermal insulation, sound absorption, and sound insulation, and is a natural material that does not generate toxic gases in case of fire.

The heat shields 50 and 51 are formed in a sheet shape, and then cut into a required width and length to be used.

As shown in Fig. 6, the heat shield members 50 and 51 may be provided with a mesh member 54 on one or both surfaces to prevent the surface of the thermal expansion member 52 from breaking.

In addition, the heat shield members 50 and 51 may be provided with a mesh member 54 therein to prevent the thermal expansion member 52 from being easily broken or broken.

As the mesh member 54, synthetic fibers or natural fibers are used.

When the heat shielding materials 50 and 51 are manufactured in the above, when oil is apply | coated and foamed on the surface, a unit weight becomes light and carrying and handling become easier.

As described above, the difference between the contact surface of the first member 32 and the second member 34 of the inner finish material 30 and the contact surface of the outer finish material 40 and the front plate 22 and the back plate 24 as described above. When the heaters 50 and 51 are respectively installed, when a fire or the like occurs and the front plate 22 or the back plate 24 is heated, the heat shields 50 and 51 expand while opening the gap. Since it is filled, and the conduction of heat transmitted from the front plate 22 or the rear plate 24 is blocked by the heat shielding materials 50 and 51, it is possible to open and close the door without the risk of burn on the opposite side of the fire.

Referring to the manufacturing process of the door 20 is configured as described above as an example.

First, the inner finishing material 30 is manufactured by inserting the heat insulating material 51 on the upper and lower horizontal surfaces of the second member 34 to the first member 32.

In addition, the inner finishing material 30 manufactured as described above is fixed to the inner side along the flange portion 23 of the front plate 22 in a ring shape, and the flange portion 25 of the rear plate 24 is fixed. The front plate 22 and the rear plate 24 are fixedly connected by arranging to contact the flange portion 25 of the front plate 22 by welding (for example, spot welding).

If the front plate 22 and the rear plate 24 are welded to each other in the above, if necessary before the fixed connection integrally, it is also possible to fill the inner space with insulation such as mineral wool.

And formed outside the flanges 23 and 25 of the front plate 22 and the rear plate 24 in a state in which the heat shield 50 is attached to the upper and lower horizontal surfaces of the outer finish material 40. Insert the outer finish material 40 in the shape space and fix it.

As described above, the outer appearance of the door 20 is beautifully arranged by arranging the outer finishing material 40 along the circumference.

And one embodiment of the heat shield door according to the present invention, as shown in Figures 1 and 7, the door frame 10 forming a border on the wall of the building is installed. The door frame 10 of FIG. 7 is a heat shield door frame.

The door frame 10 rotatably supports one edge of the door 20 by using a hinge or a hinge, and functions as a boundary line.

As shown in FIG. 7, the door frame 10 is formed by combining two or more metal plates 12, 14, and 16.

That is, the door frame 10 is formed by arranging the first metal plate 12, the second metal plate 14, and the third metal plate 16 so as to form a cross-sectional shape in a substantially "b" shape and joining each other. It is formed into an empty shape.

The detailed configuration of the door frame 10 can be implemented by applying the configuration of the generally used shielding door frame, and a detailed description thereof will be omitted.

In the above, the heat shield 18 made of the expandable mineral is inserted into the engagement surface between the metal plates 12, 14, and 16.

That is, the bonding surface between the first metal plate 12 and the second metal plate 14, the bonding surface between the second metal plate 14 and the third metal plate 16, the third metal plate 16 and the first metal plate 12. The heat shield 18 is inserted into and overlapped with each other before the bonding surfaces between the two surfaces are integrated with each other by welding or the like, and then integrated by welding or the like.

In the case of the heat shielding material 18, like the heat shielding material 50 described above, it is formed of vermiculite, which is an expandable mineral that expands when heat is applied.

The heat shield 18 may also be configured to cut and use a sheet-shaped product to an appropriate standard as necessary in the field of assembling the door frame 10.

The door frame 10 is formed in a ring shape (strap shape) corresponding to the edge of the door 20 and installed on the wall surface.

The door frame 10 is formed in a "b" shape so that the jaw is caught by the door 20 is formed.

As shown in FIG. 7, in the metal plate 12 on the side of the metal plate constituting the door frame 10 in contact with the edge of the front plate 22, a long hole 13 in a horizontal direction and a vertical direction is formed to block heat transfer. It is also possible to configure to minimize or minimize.

In the above, the long holes 13 in the horizontal direction and the long holes 13 in the longitudinal direction are preferably arranged so as to alternate with each other to maintain sufficient strength and effectively block heat transfer.

If the heat shield member 18 is provided on the mating surface between the metal plates 12, 14, and 16 constituting the door frame 10 as described above, the heat shield member 18 expands and becomes minute when a fire occurs. The gap is also blocked and it is possible to reliably block the spread of toxic gases or flames from the place where the fire occurred.

Furthermore, by forming the long hole 13, it is possible to minimize and minimize the conduction of heat through the metal plate 12.

One embodiment of the heat shield door according to the present invention is installed in the corridor or passage of the building used by many people is installed in the emergency blocking fire door or the veranda of the apartment used only when a fire occurs, such as a neighbor to the fire occurs. It is possible to apply to various fire doors such as emergency evacuation fire doors used for evacuation.

In the above description of the preferred embodiment of the heat shield door according to the present invention, the present invention is not limited to this, but can be modified in various ways within the scope of the claims and the detailed description of the invention and the accompanying drawings, This also belongs to the scope of the present invention.

1 is a front view showing a state in which an embodiment of a heat shield door according to the present invention is installed.

Figure 2 is a perspective view showing a door in one embodiment of a heat shield door according to the present invention.

Figure 3 is an exploded perspective view showing a door in one embodiment of a heat shield door according to the present invention.

Figure 4 is a partially enlarged cross-sectional view showing a door in an embodiment of a heat shield door according to the present invention.

Figure 5 is a partially enlarged cross-sectional view showing another embodiment of the door in one embodiment of a heat shield door according to the present invention.

6 is a perspective view showing a sheet of the heat shield in one embodiment of the heat shield door according to the present invention.

Figure 7 is a partially enlarged cross-sectional perspective view showing a heat shield door frame in one embodiment of a heat shield door according to the present invention.

Claims (5)

A pair of front and rear plates having a flange portion having a “b” shape cross section formed in a plate shape and formed inward at an edge thereof and contacting and fixing the flange portions to form a door; An inner finishing material having a “ㅁ” shape cross section formed inside the flange portion of the front plate and the back plate and having a pair of “c” shape cross sections, wherein the first member and the second member are coupled to overlap each other; An outer finishing material installed on the outside of the flange portion of the front plate and the back plate and inserted in a shape facing the "c" shape cross section and having a "c" shape cross section, And a heat shield disposed between the outer and front plates and the rear plate and between horizontal surfaces overlapping each other between the first and second members of the inner finish material and formed of expandable minerals. The method according to claim 1, And a flange portion of the front plate and the back plate is formed to have a "b" shaped cross section by folding the corner portion 180 degrees inward and then folding it 90 degrees. The method according to claim 1, The heat shield is formed in a sheet shape, the heat shield door to install a mesh member on one or both sides. The method according to claim 1, It further includes a door frame installed on the wall of the building, The door frame is made by combining two or more metal plates, A heat shield door for inserting a heat shield made of expandable mineral on the joining surface of the metal plate. The method according to claim 4, A heat shield door formed by alternately arranging long holes in a horizontal direction and a vertical direction on a metal plate of the metal plate forming the door frame, wherein the edge of the front plate is in contact with each other.

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