KR101008875B1 - Fireproof door for receiving and fixing decorative panel - Google Patents

Abstract

The present invention relates to a door frame formed to cover an end portion of a firewall installed in an officetel or an apartment or a villa, and a fire door formed to open and close to the outside using a handle in a hinged state with the door frame. Forming front and rear coupling grooves so as to fit the decorative panel to each of the inner and outer panels of the, and the upper and lower left and right edges of the front and rear coupling grooves are formed by protruding the fixing piece to cover and accommodate the edges of the front and rear decorative panels fitted, The inner panel and outer panel of the door are provided with a decorative panel frame fixed fire door, which is more firmly coupled with the frame of the decorative panel stored therein, and improves the external shielding ability against fire.

Description

Fireproof door for receiving and fixing decorative panel

The present invention relates to a fire door which is installed in a firewall, and more specifically, a decorative panel which is more firmly coupled to the inner and outer panels of the door in a state where the edge of the decorative panel is stored, and further improves the ability to block external fire. A storage fixed type fire door.

In general, it is well known that a fire door is a protective facility installed in an apartment building such as an officetel or an apartment or a villa to prevent a fire from being transferred to a neighbor.

1 and 2, the conventional fire door covers the end of the firewall as shown in FIGS. 1 and 2, and the handle 22 in a state in which the door frame 10 and the hinge 21 are formed in the door frame 10 having the prevention jaw 11 formed therein. It is made of a door (20) formed with a locking jaw (23) which is in close contact with the prevention jaw (11) on the outer end surface while being opened and closed using a).

In this case, the door 20 and the door frame 10 are integrally formed of a metal material to improve heat resistance and durability against fire, and form a decorative panel for improving aesthetics on the inner and outer plates of the door.

Such decorative panels are usually attached or fixed using bolts or fastened with bolts in a state where coupling grooves are formed so as not to protrude from the inner and outer plates of the door.

The decorative panel storage fixed type fire door of the present invention solves the problem of spreading the fire more greatly while generating a toxic gas at the time of fire when the decorative panel is attached to the inner and outer panels of the door by adhesive with a weak bonding force. When bolting the decorative panel is to solve the problem of damaging the aesthetics by the exposed bolt head.

Decorative panel storage fixed type fire door of the present invention is to solve the problem that the flame or heat or toxic gas is transferred between the door frame and the door when a fire occurs because the conventional fire door is not completely blocked.

The present invention provides a fire door comprising a door frame formed to cover an end portion of a firewall installed in an officetel or an apartment or a villa, and a door door configured to open and close to the outside using a handle in a hinged state with the door frame.

The front and rear coupling grooves are formed to respectively fit the decorative panel into the inner and outer plates of the door, and the upper and lower left and right edges of the front and rear coupling grooves are formed by protruding the fixing pieces to cover and accommodate the edges of the front and rear decorative panels fitted.

At this time, the upper, lower, left and right fixing pieces are integrally bent from the inner plate and the outer plate, and the upper and lower portions of the inner plate and the outer plate are formed by separating the upper and lower fixing pieces from the left and right fixing pieces.

On the other hand, the inner plate of the door is a first one-a section extending in the outward direction from the bent left and right fixing pieces; A second 2-a section bent from the first-a section in the outer plate direction; And a 3-a section bent outwardly from the 2-a section; wherein the outer plate of the door extends outward from the bent left and right fixing pieces; A fifth 5-a section bent in the inner plate direction from the fourth-a section; A sixth-a section bent inward from the fifth-a section to be coupled in a state in which the third-a section is received; And a seventh-a section bent in the inner plate direction from the sixth-a section to be in close contact with the second-a section, wherein the left and right sides of the door frame protrude to closely contact the first-a section. 1-b interval; A second 2-b section bent from the first-b section so as to contact the second-a section; A 3-b section bent from the 2-b section so as to contact the third-a section; A 4-b section bent from the 3-b section so as to contact the 5-a section; A fifth 5-b section bent from the fourth 4-b section to cover an outer surface of the firewall; And a sixth-b section extending from the first-b section to cover the inner surface of the firewall and bent to couple the decorative panel. An eighth-a section bent to protrude in an outward direction on a boundary line, and a seventh-b section recessed to be in close contact with each other while the eighth-a section is accommodated in a fifth frame of the door frame; It is made by forming.

In this case, in the 2-b section of the door frame in the state in which the script band is installed in the state in which the elution port is formed so as to elute the front of the script band, the first-b section of the door frame, respectively It is made by attaching rubber packing.

In addition, any one of the left and right sides of the door frame is coupled to the hinge hinge and the other side is formed in the form of both doors hinged to the secondary door hinge corresponding to the door, the inner plate of the auxiliary door from the bent left and right fixing pieces A first 1-c section extending in an outward direction; A 2-c section bent from the hinge side first-c section in an outer plate direction; And a 3-c section bent outwardly from the 2-c section; And a 4-c section bent to protrude in the door direction from the door side first-c section, wherein the outer plate of the auxiliary door extends outward from the bent left and right fixing pieces. section; A sixth-c section bent in the inner plate direction from the fifth-c section; A seventh-c section bent in the door direction from the sixth-c section so that one side is accommodated and coupled to the third-c section of the inner plate and the third-a section of the door is in close contact; And 8-c sections, one side of which is tightly coupled to the second-c section of the inner plate and the other end is bent in the inner plate direction from each of the seventh-c sections of both sides to be fixedly coupled to the fourth-c section. Is done.

In this case, in the eighth-c section of the auxiliary door that is in close contact with the second-a section of the door, the elution opening is formed so that the script band is eluted in front of the script band while the script band is installed in the inner space. , The rubber packing is combined on the 3-a section of the door.

According to the decorative panel storage fixed type fire door of the present invention, since the decorative panel fitted in the coupling groove is easily fixed and fixed by the fixing piece without using an adhesive or a bolt, the bonding force and beauty are improved, and the toxic gas caused by the adhesive in the event of a fire can be improved. It is very useful to prevent fire and to prevent the spread of fire.

According to the decorative panel storage fixed fire door of the present invention through the improved structure of the door and the door frame is a very useful effect that can more safely block the flame or heat and toxic gases in the event of a fire.

A preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 is a cross-sectional plan view of a decorative panel storage type fire door to which the present invention is applied, FIG. 4 is an exploded enlarged view of the door of FIG. 3, FIG. 5 is an enlarged view of the door frame of FIG. 3, and FIG. 6 is FIG. 3. 7 is a side cross-sectional view showing a decorative panel storage type fire door to which the present invention is applied, FIG. 8 is an exploded enlarged view of a door of FIG. 7, and FIG. 9 is a decorative panel storage type fire door to which the present invention is applied. FIG. 10 is an exploded enlarged view illustrating the door of FIG. 9, and FIG. 11 is an enlarged view illustrating the door frame of FIG. 9.

The fire door of the present invention is formed to open and close the outside using the handle 22 in a state coupled to the door frame 200 and the door frame and the hinge 21 formed to cover the end of the firewall as shown in Figures 3 to 11 It consists of a door (100).

Thus, the door 100 has an inner plate 120 and an outer plate 140 to be coupled to each other while the inner plate 120 and the outer plate 140 forming the outer surface as shown in FIG. To fix the decorative panel (MDF), to form the front and rear coupling grooves (121, 141) so as to fit the decorative panel (MDF) to the inner plate 120 and the outer plate 140 of the door 100 for this purpose, On the upper, lower, left, and right edges of the front and rear coupling grooves 121 and 141, the fixing pieces 121a and 141a are formed to cover and cover the edges of the front and rear decoration panels MDF. That is, when the decorative panel (MDF) is bonded to the front and rear coupling grooves 121 and 141 formed in the inner plate 120 and the outer plate 140 of the door 100, the fixing pieces 121a of upper, lower, left and right without using an adhesive or bolts. , 141a) can be fixed.

At this time, the upper, lower, left and right fixing pieces (121a, 141a) is preferably formed by bending integrally during the production of the inner plate 120 and the outer plate 140 without using a separate plate, for this purpose in Figures 7 and 8 As illustrated, the upper and lower portions of the inner plate 120 and the outer plate 140 are separated from the left and right fixing pieces 121a and 141a so that the upper and lower fixing pieces 121a and 141a are divided. That is, in a state in which the lower inner plate 120 and the outer plate 140 are separated from each other, the middle inner plate 120 and the outer plate 140 are coupled thereon, and then the decorative panel MDF is disposed between the left and right fixing pieces 121a and 141a. Push in and then combine the upper inner plate 120 and the outer plate 140 to finish there.

Accordingly, the inner plate 120 of the door 100 forms a first 1-a section 122 extending outward from the bent left and right fixing pieces 121a, as shown in FIG. It is formed by forming the second 2-a section 123 bent in the outer plate direction from the -a section 122, and forms the third 3-a section 124 bent in the outward direction from the 2-a section 123 . At this time, the handle side 2-a section 123 is formed by the inclined surface widening in the direction of the outer plate 140, so that the door 100 is opened and closed smoothly.

In addition, the outer plate 140 of the door 100 forms a fourth 4-a section 142 extending in an outward direction from the bent left and right fixing pieces 141a, as shown in FIG. and forming a fifth 5-a section 143 bent from the -a section 142 in the inner plate direction, and from the 5-a section 143 to be coupled in a state in which the third-a section 124 is accommodated. A sixth-a section 144 bent in an inward direction, and a seventh-a section bent in an inner plate direction from the six-a section 144 to be in close contact with the second-a section 123. 145 is formed. The inner plate 120 and the outer plate 140 of the door 100 can be fixed by spot welding or bolting on the second-a section 123 and the seventh-a section 145 which are in close contact with each other. have.

In addition, left and right of the door frame 200 forms a first-b section 221 protruding to be in close contact with the first-a section 122, as shown in Figure 5, the second-a section ( And forming the second-b section 222 bent from the first-b section 221 to contact 123, and the second-b section 222 to contact the third-a section 124. Forming the 3-b section 223 bent from the 3-b section 223 bent from the 3-b section 223 to be in contact with the 5-a section 143; And forming a 5-b section 225 that is bent from the 4-b section 224 to cover the outer surface of the firewall, and extends from the first-b section 221 to cover the inner surface of the firewall. The sixth-b section 226 bent to cover the decorative panel MDF is formed.

The eighth-a section bent to protrude in an outward direction on the boundary line between the handle side 4-a section 142 and the fifth-a section 143 with respect to the door 100 and the door frame 200. 146 is formed, and the fifth-b section 225 corresponding thereto is formed by forming the seventh-b section 227 recessed to be in close contact with each other while the eighth-a section 146 is accommodated. The 8-a section and the 7-b section prevent external fire or toxic gas from communicating with each other.

In addition, in the 2-b section 222 of the door frame 200, the script band 260 is eluted in front of the script band 260 while the script band 260 is installed in the inner space. The outlet 222a is formed, and a rubber packing 280 is attached to each of the first-b sections 221 of the door frame 200. In this case, the script band 880 is saturated by the heat when a fire occurs to block the space between the door 100 and the door frame 200 to block the heat and toxic gas is transferred to the inside and outside, the rubber packing 280 ) Buffers the impact hit with the door frame 200 when the door 100 is closed and improves the blocking ability inside and outside.

On the other hand, the fire door of the present invention, as shown in Figure 9, the left or right side of the door frame 200, the door 100 is hinged and the other side of the auxiliary door 300 corresponding to the door 100 on the other side The hinge can be formed in the form of a combined door. At this time, the auxiliary door 300 is composed of an inner plate 320 and an outer plate 340 as shown in FIG.

Accordingly, the inner plate 320 of the auxiliary door 300 forms a first 1-c section 322 extending outward from the bent left and right fixing pieces 321a, and the hinge side 1-c section ( A 2-c section 323 bent from the 322 to the outer plate direction, and a 3-c section 324 bent outward from the second-c section 323 to form the door-side agent. It is made by forming a 4-c section 325 bent to protrude in the direction of the door 100 from the 1-c section 322.

In addition, the outer plate 340 of the auxiliary door 300 forms a 5-c section 342 extending outward from the bent left and right fixing pieces 341a, and the 5-c section 342 6-c section 343 is bent in the inner plate direction from the one side, the one side is the 3-c section 324 of the inner plate is received and coupled to the other side of the three-a section 124 of the door in close contact The 7-c section 344 bent in the door direction from the 6-c section 343 is formed, one side is tightly coupled to the second c section 323 of the inner plate and the other end is the fourth end. It is made by forming the eighth-c section 345 bent in the inner plate direction from each of the two side 7-c section 344 to be fixed to the -c section 325. At this time, the door side 8-c section 345 is formed by the inclined surface widening in the inner plate 320 direction, so that the opening and closing with the door 100 is made smooth.

In addition, in the eighth-c section 345 of the auxiliary door 300 in close contact with the second-a section 123 of the door 100, as shown in FIG. Elution openings 345a are formed to elute the script band 360 in front of the script band 360 in a state in which the rubber band is installed, and the rubber packing (3) is formed on the third 3-a section 124 of the door 100. 380 is combined. At this time, the script band 360 and the rubber packing 380 has the same function as described above.

Therefore, according to the decorative panel storage fixed type fire door of the present invention, the decorative panel (MDF) to be fitted into the coupling grooves 121, 141, 321, 341, the fixing pieces 121a, 141a, 321a, 341a) by simply being fixed, the bonding force and beauty is improved, it is possible to prevent the toxic gas caused by the adhesive in the event of fire and to prevent the transition of fire.

Of course, through the bent structure of the door and the door frame it is natural to be able to more safely block the flame or heat and toxic gases in the event of a fire.

Although the present invention as described above has been described with reference to one embodiment shown in the drawings, this is merely exemplary and various modifications and equivalent other embodiments are possible to those skilled in the art. I will understand. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1 is an installation state diagram showing a conventional fire door.

2 is a cross-sectional view of main parts of FIG. 1.

Figure 3 is a plan sectional view showing a decorative panel storage-type fire door to which the present invention is applied.

4 is an exploded enlarged view of the door of FIG. 3;

5 is an enlarged view illustrating the door frame of FIG. 3;

6 is an enlarged view illustrating main parts of FIG. 3.

Figure 7 is a side cross-sectional view showing a decorative panel storage-type fire door to which the present invention is applied.

FIG. 8 is an exploded enlarged view of the door of FIG. 7; FIG.

Figure 9 is a plan sectional view showing another embodiment of the decorative panel storage-type fire door to which the present invention is applied.

10 is an exploded enlarged view of the door of FIG. 9;

FIG. 11 is an enlarged view of the door frame of FIG. 9; FIG.

<Brief description of symbols for the main parts of the drawings>

21: hinge 22: handle

100: door

120: inner plate 121: coupling groove

121a: fixed piece 122: first 1-a section

123: section 2-a section 124: section 3-a

140: outer shell 141: coupling groove

141a: fixed piece 142: section 4-a

143: section 5-a section 144: section 6-a section

145: interval 7-a 146: interval 8-a

200: door frame

221: section 1-b 222: section 2-b

222a: eluent 223: section 3-b

224: section 4-b 225: section 5-b

226: section 6-b 260: script band

280: rubber packing

300: secondary door

320: inner plate 321: coupling groove

321a: fixed piece 322: section 1-c

323: interval 2-c 324: interval 3-c

325: section 4-c

340: outer shell 341: coupling groove

241a: fixed piece 342: section 5-c

343: section 6-c 344: section 7-c

345: 8th-c section 345a: elution outlet

360: script band 380: rubber packing

MDF: decorative panel

Claims (6)

delete A fire door comprising a door frame formed to cover an end portion of a firewall installed in an officetel or an apartment or a villa, and a door door configured to open and close to the outside using a handle in a hinged state with the door frame, The front and rear coupling grooves are formed in the inner and outer panels of the door to respectively fit the decorative panel, and the upper, lower, left, and right edges of the front and rear coupling grooves are configured to cover and accommodate the edges of the front and rear decorative panels, which are integrated from the inner and outer panels. The upper and lower portions of the inner plate and the outer plate are formed to be separated so that the upper and lower fixing pieces are divided from the left and right fixing pieces so as to protrude from the left and right fixing pieces. According to claim 2, wherein the inner plate of the door extending from the bent left and right fixing piece in the outward direction 1-a section; A second 2-a section bent from the first-a section in the outer plate direction; And a 3-a section bent outward from the 2-a section; The outer plate of the door is a 4-a section extending outward from the bent left and right fixing pieces; A fifth 5-a section bent in the inner plate direction from the fourth-a section; A sixth-a section bent inward from the fifth-a section to be coupled in a state in which the third-a section is received; And a seventh-a section bent in the inner plate direction from the sixth-a section so as to be in close contact with the second-a section. Left and right of the door frame is a first-b section protruding to be in close contact with the first-a section; A second 2-b section bent from the first-b section so as to contact the second-a section; A 3-b section bent from the 2-b section so as to contact the third-a section; A 4-b section bent from the 3-b section so as to contact the 5-a section; A fifth 5-b section bent from the fourth 4-b section to cover an outer surface of the firewall; And a sixth-b section extending from the first-b section and bent to couple the decorative panel while covering the inner surface of the firewall. An eighth-a section bent to protrude outward is formed on a boundary line between the fourth-a section of the handle side and the fifth-a section, and the eighth-a section of the door frame corresponds to the fifth-b section. 7-b section recessed to be in close contact with each other while the section is received; decorative panel storage fixed fire door. The method of claim 3, wherein in the 2-b section of the door frame in the state in which the script band is installed in the inner space to form a dissolution outlet so that the front of the script band is eluted, the first of the door frame 1- b section, decorative panel storage fixed fire door, characterized in that each made by attaching a rubber packing. According to any one of claims 2 to 4, wherein any one of the left and right sides of the door frame is coupled to the hinge hinge and the other side is formed in the form of a double door hinge coupled to the secondary door corresponding to the door, The inner plate of the auxiliary door is a first 1-c section extending outward from the bent left and right fixing pieces; A 2-c section bent from the hinge side first-c section in an outer plate direction; And a 3-c section bent outwardly from the 2-c section; And a 4-c section bent from the door side first-c section to protrude in the door direction. The outer plate of the secondary door is a section 5-c extending outward from the bent left and right fixing pieces; A sixth-c section bent in the inner plate direction from the fifth-c section; A seventh-c section bent in the door direction from the sixth-c section so that one side is accommodated and coupled to the third-c section of the inner plate and the third-a section of the door is in close contact; And 8-c sections, one side of which is tightly coupled to the second-c section of the inner plate and the other end is bent in the inner plate direction from each of the seventh-c sections of both sides to be fixedly coupled to the fourth-c section. Decorative panel storage fixed fire door, characterized in that made. The method of claim 5, wherein in the 8-c section of the auxiliary door that is in close contact with the 2-a section of the door so that the script band is eluted in front of the script band in a state in which the script band is installed in the inner space Forming an exit, decorative panel storage fixed fire door, characterized in that made by combining the rubber packing on the 3-a section of the door.

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