KR100719266B1 - Prefabricated fire-door - Google Patents

Abstract

The disclosure relates to an assembled fire door.

This fire door,

The first portion of the flat plate 110 and the front and rear surfaces of the flat plate 110 are bent / formed to cover the interior material and to form the initial assembly grooves 122 and the end assembly stages 132 of the assembly. First and second covering parts of the second engaging portion 120, 130 and the upper and lower ends, and the first and second fastening holes 142, 144, 152 and 154 are formed. Second barrier walls 140 and 150 are formed, and a first door handle mounting hole 160 is formed at one side of the flat plate 110, and the first door handle mounting hole 160 of the flat plate 110 is formed. A first plate member 100 having a reinforcing member 162 formed thereon; Third and fourth locking portions 220 and 230 corresponding to / combining the flat plate portion 210 and the first and second locking portions 120 and 130 at the front and rear surfaces of the flat plate portion 210. And third and fourth blocking walls 240 and 250 corresponding to the first and second blocking walls 140 and 150, and second door handles corresponding to the first door handle mounting holes 160. A second plate member 200 having an installation hole 260 and a through hole 270 formed therein; Pivot member 300; Fastening members 410 and 420; And door handles 500 installed on the first and second plate members 100 and 200, wherein the first, second, third and fourth barrier walls 140, 150, 240 and 250 are respectively formed of a r-shape. The jaw portions 141 and 251 and the a-shaped vertical portions 151 and 241 are in close contact with each other.

Prefabricated, Fire Door

Description

Prefabricated fire-door

1A is a view showing the state of the plate arc and spot welding of a general fire door,

1B is a view showing a pivot member of a general fire door,

Figure 2 is a perspective perspective view of a cut away part of the assembled fire door of the present invention,

3 is an exploded perspective view of the assembled fire door of the present invention,

Figure 4a, 4b is a schematic side view of the fire door for explaining the assembly operation of the assembled fire door of the present invention,

5A and 5B are schematic top views for explaining the up and down assembly action of the assembled fire door of the present invention.

※ Explanation of code for main part of drawing

100, 200: plate, 110, 210: flat plate, 120, 130, 220, 230: locking unit, 122: locking groove,

132: locking jaw, 140,150,240,250: blocking wall, 142,144,152,154: fasteners,

141,251: jaw, 151, 241 a, vertical, 160,260, door handle installation,

 162: reinforcing material, 270: through hole, 180, 280: reinforcing material, 300: pivot member, 410, 420: fastening member,

500: door handle, 600: insulation, 601: fiberglass, 620: honeycomb core,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembled fire door, and more particularly, to an assembled fire door that is assembled / fastened without welding a barrier plate that covers the upper and lower ends of the first and second plates forming both sides of the door.

The combined structure of the conventional fire door is shown in the accompanying drawings, Figure 1a, the first and second plate 10, 20 constituting both sides of the front and back, and the image of the first, second plate 10, 20, It is composed of a blocking plate 30 to prevent the separation of the built-in insulation, such as being coupled to the lower end in the spot welding when combined with the plate, arc welding (a) should be equipped with expensive welding equipment, After manufacturing the welded part, it needs to finish the painting, painting, etc., so the process time is lengthened according to the door production, and therefore, consumable materials and expensive functional workers must be adopted, and in particular, the problems of failing to save the pre-painted color of the metal plate for the door there was.

The present invention has been made in order to improve the problems caused by the conventional fire protection problem is to provide an assembled fire door that omits the main welding process in the production of fire doors.

An object of the present invention is to provide a fire door door metal plate material, in which the assembled fire door is formed by integrating upper and lower blocking parts, which are separate parts, into a metal plate material.

The present invention improves the welding of a separate blocking plate in the front, rear, upper and lower end side spacing for the filling of the heat insulating material, etc. built in the inner side of the corresponding metal plate in the front and rear sides of the building fire door for buildings, respectively. By bending / extending the edges of the boards corresponding to each other to form the blocking plate integrally, the primary joining of the metal plates constituting the front and back sides of the fire door can be assembled, followed by the assembly of the remaining hinges and doors. It is also an object of the present invention to provide an assembly fire door that can be assembled.

The assembled fire door of the present invention for achieving the above object,

First and second locking portions which are bent / formed on the flat plate portion, front and rear surfaces of the flat plate portion to cover the interior material, and form an initial locking groove and a final locking step of the assembly, and interior and exterior materials at the upper and lower sides. The first and second blocking walls forming the first and second fastening holes are formed, and the first door handle mounting hole is formed on one side of the flat plate, and the perimeter of the first door handle mounting hole of the flat plate part. The first plate member is formed with a reinforcing material; A flat plate portion, third and fourth catching portions corresponding to / combining the first and second catching portions on the front and rear surfaces of the flat plate portion, and third and fourth blocking walls corresponding to the first and second blocking walls. And a second plate member formed with a second door handle mounting hole corresponding to the first door handle mounting hole, and a through hole; A pivot member fixed to and fixed to the first fastening hole after assembling the blocking walls; A fastening member for fastening the first and second fastening holes, respectively; And a door handle installed at the installation hole.

In order to achieve the above object, it is preferable that the blocking walls of the first and second plate members of the assembled fire door of the present invention are in close contact with each other.

In order to achieve the above object, it is preferable to form a reinforcing material in the inner door handle mounting hole of the first plate of the assembled fire door of the present invention.

In order to achieve the above object, it is preferable to embed a heat insulating material between the first and second plate members of the assembled fire door of the present invention.

The heat insulating material of the assembled fire door of the present invention for achieving the above object is preferably a glass fiber, a honeycomb core or a composite of the glass fiber and the honeycomb core.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view of the assembled door for aft of the present invention, and FIG. 2 is an exploded perspective view of the assembled fire door of the present invention.

The assembled fire door of the present invention according to the drawings comprises a first, second plate material 100, 200, pivot member 300, fastening member 400, a handle bundle 500 to form both sides of the front and back large.

First, the first plate material 100,

The first portion of the flat plate 110 and the front and rear surfaces of the flat plate 110 are bent / formed to cover the interior material and to form the initial assembly grooves 122 and the end assembly stages 132 of the assembly. First and second covering parts of the second engaging portion 120, 130 and the upper and lower ends, and the first and second fastening holes 142, 144, 152 and 154 are formed. The second blocking walls 140 and 150 and the first door handle mounting holes 160 may be formed.

The first and second blocking walls 140 and 150 of the first plate 100 are formed with a D-shaped jaw portion 141 and an a-shaped vertical portion 151, respectively, and fastening holes 142, 144, and 152. 154 are perforated.

In addition, the inner door handle installation hole 160 of the first plate 100 may be formed with a reinforcing material 162 to isolate the heat insulating material and the door handle 500. Without the reinforcement 162 may be configured of the heat insulating material and the door handle, if necessary, only the reinforcement 162 may be welded.

The second plate 200,

Third and fourth locking portions 220 and 230 corresponding to / combining the flat plate portion 210 and the first and second locking portions 120 and 130 at the front and rear surfaces of the flat plate portion 210. And third and fourth blocking walls 240 and 250 corresponding to the first and second blocking walls 140 and 150, and second door handles corresponding to the first door handle mounting holes 160. The installation hole 260 and the through hole 270 may be formed.

The third and fourth blocking walls 240 and 250 of the second plate 200 may form a D-shaped jaw portion 251 and an A-shaped vertical portion 241, respectively, to form the first and second portions of the first plate 100. It is inserted in correspondence with the 턱 -shaped jaw portion 141 and the 형 -shaped vertical portion 151 formed on the blocking walls 140 and 150.

In the inserting part, the second fastening holes 144 and 154 are first fixed / fixed as the fastening members 420, and then the first fastening holes (the fastening member 410 is used by the pivot member 300). 142) and 152.

At the time of assembling the first and second plate members 100 and 200 as described above, a heat insulating material 600 is embedded between the plate members. Although the heat insulating material 600 is known in various ways, in the present invention, the glass fiber 610 and the honeycomb core 620 alone or the glass fiber 610 and the honeycomb core 620 may be a composite configuration.

The pivot member 300 holds the support plate 310 after the assembling of the blocking walls 140, 150, 240 and 250, and is fixed / fixed to the second fastening holes 144 and 154. Since the pivot member 300 is generally known as shown in FIG. 1B of the accompanying drawings, description of a specific structure is omitted.

Similarly, since the door handle 500 installed in the assembled fire door of the present invention should apply the generalized door handle as it is, a detailed description thereof will be omitted.

Figure 4a, 4b of the accompanying drawings is a schematic side view of the fire door for explaining the assembly operation of the assembled fire door of the present invention.

As described in the drawings, the barrier walls 140, 150, 240, and 250 are integrally bent in the first and second plate members 100 and 200, respectively, so that the heat insulating material is separated between the two plate members. After filling the back face to face will be joined / fastened.

That is, as shown in FIG. 4A, the third catching part 220 is hooked to the catching groove 122 of the first catching part 120 formed at one end side of the first plate 100 and the second plate 200. And at the same time as shown in Figure 4b is coupled to the opposite engaging portion between the blocking plate side is inserted in the state as shown in Figure 5a in close contact with the left.

In this process, the d-shaped jaw portion 141 of the first blocking wall 140 and the a-shaped vertical portion 241 of the third blocking wall 240 correspond to each other, and at the same time, the a-shaped vertical portion of the second blocking wall 150 ( 151 is in contact with the d-shaped jaw portion 251 of the fourth blocking wall 250.

When the d-shaped jaw portion 141, 251 and the a-type vertical portion 151, 241 are in close contact / contact with each other, the first fastening holes 142, 242 and the fastening holes 152, 252 formed in the respective blocking walls. The first and second plate members 100 and 200 are assembled by fastening with the fastening members 420.

Subsequently, the pivot member 300 is placed on the support plate 310 through the second fastening holes 144, 244 and the fastening holes 154, 254, and is fixed as the fastening member 410. The fixing is completed.

At the time of assembling the first and second plate members 100 and 200 as described above, a heat insulating material 600 is embedded between the plate members. Although various kinds of heat insulating materials 600 are known, in the present invention, the glass fiber 610 and the honeycomb core 620 may be used alone or in combination with the glass fiber 610 and the honeycomb core 620.

If necessary, the reinforcement (180, 280) is attached to the inner side of each of the plate (100, 200) so as not to overlap, the composite may be configured / configured different thermal insulation material between the reinforcement between, reinforcement (180) (280) ), It can be attached by some welding as needed.

Thereafter, the door is completed by inserting a commonly used door handle 500 to fit the door installation holes 160 and 260 and the through hole 270 of the plate materials 100 and 200.

As described above, the assembled fire door for a building according to the present invention has a front / rear end and an upper and lower end corresponding to the first and second plates forming both sides of the front and back, which are main components, respectively. As a result, it is possible to assemble the fire door by improving the number of parts, welding process, etc. caused by welding separate barrier plates at the upper, lower, front and rear ends of the first and second plate materials, which are the main processes of fire door manufacturing. It has the effect of improving the properties, accordingly the manufacturing process is shortened, and the combination of the inner and outer plate material without welding has the effect of providing a fire door without the appearance of a welding mark.

Claims (4)

In the assembled fire door, A first portion that is bent / formed at the flat plate portion 110 and the front and rear surfaces of the flat plate portion 110 to cover the end portion, and is caught / combined by the initial assembly locking groove 122 and the final assembly locking jaw 132. First and second forming the second engaging portion (120, 130), covering the upper and lower ends, and formed the first, second fastening holes (142, 144, 152, 154) Block walls 140 and 150 are formed, and a first door handle mounting hole 160 is formed at one side of the flat plate 110, and the first door handle mounting hole 160 of the flat plate 110 is formed. A first plate member 100 having a reinforcing member 162 formed thereon; Third and fourth locking portions 220 and 230 corresponding to / combining the flat plate portion 210 and the first and second locking portions 120 and 130 at the front and rear surfaces of the flat plate portion 210. And forming fastening holes 242, 244, 252 and 254 corresponding to the first and second fastening holes 142, 144, 152 and 154. Second and second door handle mounting holes 260 may be formed to correspond to the second and second barrier walls 140 and 150, respectively, to form the third and fourth blocking walls 240 and 250. ), And a second plate 200 having a through hole 270 formed therein; A pivot member 300 fixed to and fixed to the fastening holes 144, 244, 154, and 254 after assembly of the blocking walls 140, 150, 240, and 250; First and second fastening members 410 and 420 for fastening the first and second fastening holes 142, 144, 152, 154, 242, 244, 252 and 254, respectively. ); And Assembling fire door comprising a door handle 500 is installed in the installation hole (160) (260) and the through hole (270). The method of claim 1, The first, second, third, and fourth blocking walls 140, 150, 240, and 250 of the first and second plate members 100 and 200, respectively, are formed in the 턱 -shaped jaws 141, 251 and 수직 -vertical portions, respectively. (151) (241) assembling fire door, characterized in that the close contact with each other. delete The method of claim 1, Assembly fire door, characterized in that the heat insulating material 600 is embedded between the first, second plate material (100, 200).

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