KR20150073040A - Metal door having finishing cap - Google Patents

Abstract

Disclosed is a metal door having a finishing cap, capable of simply finishing the edge of a door formed of a metal material to enhance durability and lightweightness. To achieve this, the metal door comprises: a rectangular metal frame which provides the appearance of the door; and a U-shaped finishing cap which is provided on each of both side edges of the rectangular frame facing the door frame. The present invention has an effect of improving heat insulation when compared to a conventional metal door by blocking a space between the door and the door frame while reducing a contact area between an inner air layer and the door by blocking the door edge portion with the finishing cap.

Description

{METAL DOOR HAVING FINISHING CAP}

The present invention relates to a metal door including a finishing cap, and more particularly, to a metal door including a finishing cap capable of easily finishing a rim of a door formed of a metal material so as to enhance durability and light weight.

In general, an indoor door made of wood such as wood, plywood, MDF and the like which has been widely used in the past has a short life span and is deformed due to use for a long time. In particular, The manufacturing cost is increased.

In addition, an indoor door made of processed wood is manufactured by a method in which the rim of the wood is processed into a planer, and a separate frame finishing material made of PVC, PP, PET, ABS, or aluminum is bonded on the site using a bond.

This method is suitable for the mass production of furniture and architectural building materials, but it is easier to produce than the paint making method, which is a long time manufacturing method of furniture production. However, since the adhesion of film and injection plastic to wood by adhesive is weak, the durability Which leads to defects in the product, which leads to a lot of economic losses.

To solve this problem, a plastic door has recently been proposed and various types of plastic doors have been produced and marketed.

Such a plastic door is formed by extruding a synthetic resin such as PVC or ABS to form a rectangular frame for supporting the door, and a front plate and a rear plate are formed of a plastic plate made of a metal plate using the above- A synthetic resin is foamed and packed in the middle of the door, that is, the inside of the door, or a honeycomb-like honeycomb is filled to produce a door board. The door is cut according to the size of the door, .

In addition, in the conventional plastic door, in the composite form of synthetic resin and wood, instead of attaching the rim reinforcing core and the honeycomb intermediate layer as the front plate and the rear plate made of plastic plate, the front plate and the rear plate are made of MDF (Midium Density Fiber) It can be seen that a processing board material such as a board or a plywood board is attached, and a surface finish material such as a PVC film or a veneer is attached to the surface thereof to form an indoor door board.

Such a plastic door has the advantages of improved durability, dimensional stability and moisture resistance compared to a wooden door, but the problem is that the product design is monotonous, vulnerable to heat, sharply polished and exposed to the risk of safety accidents have. Also, doors made of MDF, plywood or the like of the front plate and the rear plate have high water absorption rate, resulting in poor durability.

Korean Patent No. 10-1228352 (published on Mar. 21, 2013) Korean Patent No. 10-0986009 (published on Jun. 10, 2010) Korean Patent No. 10-0576493 (published on May 5, 2006)

Accordingly, it is an object of the present invention to provide a door for a door, which is excellent in durability and processability, and which relieves the problem of hot and cold in winter due to high thermal conductivity of the metal, And to provide a metal door including a finishing cap for imparting stability to length errors.

In order to accomplish the object of the present invention, in one embodiment of the present invention, a square mold provided with a metal and providing a shape of a door. And a finishing cap provided on both side edges of the rectangular frame facing the door frame and formed in a "C" shape.

Since the metal door according to the present invention uses a metal material, it is excellent in durability and processing convenience, can be realized lightly compared with wood, and is resistant to heat. However, since the high heat conductivity of the metal lowers the heat insulating property, the edge of the door is blocked through the finishing cap to reduce the contact area between the inner air layer and the door, and the space between the door and the door frame is cut off, Insulation is improved compared to existing metal doors.

In addition, the length of the metal door according to the present invention can be adjusted by the finishing cap so that it can be easily assembled to the door frame of the sliding door where some errors are generated.

In addition, the metal door according to the present invention has a sharp edge portion blocked by the finishing cap to prevent a safety accident.

In addition, the present invention is stylish, luxurious and beautiful at the same time, and can be varied in design.

Further, the door according to the present invention is mostly made of a metal material, and can be recycled when broken.

1 is a perspective view illustrating a door according to an embodiment of the present invention.
2 is a cross-sectional view illustrating a door according to another embodiment of the present invention.
3 is a transmission front view for explaining a door according to another embodiment of the present invention.
4 is a cross-sectional view taken along the line II in Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a metal door including a finishing cap according to preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view illustrating a door according to an embodiment of the present invention.

Referring to FIG. 1, a metal door including a finishing cap according to the present invention includes a rectangular frame 100 formed of metal and providing a contour of a door, and a finishing cap (not shown) provided on both sides of the rectangular frame 100 200, and optionally may further include a reinforcing core material 300.

Hereinafter, each component will be described in more detail with reference to the drawings.

Referring to FIG. 1, a metal door including a finishing cap according to the present invention includes a rectangular frame 100.

The rectangular frame 100 is configured to provide a rigid frame structure without being easily deformed structurally, and has a rectangular parallelepiped-shaped outer shape.

In view of durability and processing convenience, the rectangular frame 100 may be formed of a metal material. In addition, aluminum, aluminum alloy, or the like is preferably used in order to achieve various designs and weight.

As a first embodiment, the rectangular frame 100 according to the present invention may be formed with a hollow for weight reduction as shown in FIG. The rectangular mold 100 may be manufactured through casting to form hollows, or may be manufactured by welding a metal plate in a rectangular parallelepiped shape.

2 is a cross-sectional view illustrating a door according to another embodiment of the present invention.

As a second embodiment, the rectangular frame 100 according to the present invention can be composed of the outer plates 112, 114, 116 and the inner plates 122, 124, 126 as shown in Fig. If necessary, the outer and inner plates may be formed so as to have the same outer shape and partially overlap each other.

More specifically, the outside sheathing is constituted by a first flat plate 112 formed in a flat plate shape and a pair of first side plates 114 and 116 vertically extending from the left and right end portions of the first flat plate 112.

The inner plate includes a second flat plate 122 disposed to face the first flat plate 112 and formed in a flat plate shape and a second flat plate 122 extending vertically from the left and right end portions of the second flat plate 122, , And a pair of second side plates (124, 126) that are in contact with the first side plates (116).

When the first flat plate 112 and the second flat plate 122 are formed to have the same size, the optional second side plate 124 is disposed to be in contact with the outer side surface of the arbitrary first side plate 114, The two side plates 126 are arranged to be in contact with the inner side surfaces of the remaining first side plates 116. At this time, the first side plates (114, 116) and the second side plates (124, 126) which are in contact with each other can be joined through welding, adhesive, or the like.

The second side plates 124 and 126 are spaced apart from the first side plates 114 and 116 between the adjacent first side plates 114 and 116 and the second side plates 124 and 126, A packing 130 may be provided.

In order to prevent any one of the pair of first side plates 114 and 116 from contacting the second flat plate 122 to prevent heat transfer due to heat conduction between the outer plate and the inner plate, And may also be provided at the end portions of the first side plates 114 and 116, respectively.

Likewise, in order to prevent any one of the pair of second side plates 124, 126 from contacting the first flat plate 112 to prevent heat transfer due to heat conduction between the outer and inner plates, Respectively, of the second side plates 124,

Silicone or the like may be used as the packing 130 to minimize the heat transfer between the first side plates 114 and 116 and the second side plates 124 and 126.

FIG. 3 is a transmission front view for explaining a door according to another embodiment of the present invention, and FIG. 4 is a sectional view taken along the line I-I of FIG.

In the third embodiment, the rectangular frame 100 according to the present invention is formed to have a rectangular parallelepiped shape as shown in FIG. 3, and a rectangular through hole is provided so that the decorative material 600 can be installed therein .

The rectangular mold 100 includes an upper mold 150 positioned at an upper portion of the decorative material 600 around the decorative material 600 and a lower mold 160 positioned at a left side of the decorative material 600 about the decorative material 600 A right side mold 170 located on the right side of the decorative material 600 around the decorative material 600 and a lower side mold 180 located on the lower side of the decorative material 600 around the decorative material 600 .

More specifically, the upper mold 150, the left mold 160, the right mold 170, and the lower mold 180 may be formed by inserting one end of the decorative material 600 on the surface facing the decorative material 600, 600 to be fixed to the rectangular frame 100. [0064]

The left mold 160 is connected to the left end of the upper mold 150 and the right mold 170 is connected to the right end of the upper mold 150. [ One end of the lower mold 180 is connected to the end of the left mold 160 and the other end opposite to the one end is connected to the end of the right mold 170.

Meanwhile, the decorative material 600 is used for improving the decorative property of the metal door. Any decorative material may be used as long as it can achieve this purpose, but it is preferable to use a plate glass.

At this time, a single plate glass which is transparent or colored may be used as the plate glass, or a double-layer plate glass in which a decoration such as a flower or a decorative panel is arranged may be used.

The metal door including the finishing cap according to the present invention may further include a center filling layer.

The central filling layer (not shown) is provided to provide excellent sound and soundproof functions among the basic functions of the door, and is formed in a honeycomb structure in the inside of the rectangular frame 100.

The central filling layer may be integrally formed by vacuum molding a thermoplastic synthetic resin such as ABS (acrylonitrile butadiene styrene) resin, polyvinyl chloride (PVC) resin, polyethylene (PE) resin or polypropylene (PP) resin.

The metal door including the finishing cap according to the present invention may further include the reinforcing core material 300.

The reinforcing core material 300 is provided inside the rectangular frame 100 to prevent twisting of the metal door, and is provided on both sides of the central filling layer, and is made of general wood or MDF, which is lightweight wood. At this time, the number of the reinforcing core members 300 to be installed can be changed according to the size of the door, and is not particularly limited. For example, in the case where the door of the present invention is manufactured to have a size of a general indoor door, one door may be provided on both sides of the rectangular frame 100 as shown in FIG.

The reinforcing core material 300 may be formed in a square shape so as to smoothly adhere to the rectangular frame 100.

Referring to FIGS. 1 and 2, a metal door including a finishing cap according to the present invention includes a finishing cap 200.

The finishing cap 200 covers both side edges of the rectangular frame 100 facing the door frame and has a rectangular frame 100 for minimizing heat transfer between the inside and the outside of the metal door due to the high thermal conductivity of the metal. ) Of the display device. In other words, the finishing cap 200 minimizes the heat transfer between the metal door and the inner air layer by reducing the contact area between the air layer and the metal door in the metal door.

For this, the finishing cap 200 is preferably made of synthetic resin or wood having a thermal conductivity of 1 W / mk or less. For example, polyvinyl chloride (PVC), polyurethane (PU), polyethylene (PE), ethylene-vinyl acetate copolymer (EVA) and the like can be used as the synthetic resin. MDF and the like can be used as the wood.

In addition, the finishing cap 200 may be formed to have a " C "-shaped structure, or a symmetrical structure thereof, as shown in Fig.

More specifically, the finishing cap 200 includes a front plate 202 and a rear plate 204 which are fitted to the rims of the rectangular frame 100 and face the front and rear surfaces of the rectangular frame 100, And a side plate 206 connecting the thick plate 204 with each other. At this time, the distance between the front plate 202 and the rear plate 204 is preferably equal to or narrower than the width of the rectangular frame 100 so that the closing cap 200 itself can provide a bonding force to the rectangular frame 100 .

A mohair tape or a magnetic plate may be attached to the outer side surface of the side plate as needed to improve the heat insulating property. When the magnet plate is attached to the outer surface of the side plate, a magnet or metal is installed in the door frame of the sliding door facing the magnet plate.

In addition, the finishing cap 200 provides a function to easily and stably cover the rim of the metal door so as to prevent the rim of the sharpened metal door from being exposed to the outside through the welding process.

The inner surface of the finishing cap 200 may be provided with an adhesive. Such an adhesive provides a function of assisting the fixing force so that the finishing cap 200 to be fitted to the rectangular frame 100 can be fixed to the rectangular frame 100.

In addition, the finishing cap 200 may have a plurality of coupling protrusions 210 formed of synthetic resin on its inner surface. The coupling protrusion 210 increases the frictional force between the finishing cap 200 and the rectangular mold 100 to provide a function of fixing the finishing cap 200 to the rectangular mold 100 without an adhesive agent. As shown in FIG.

Meanwhile, the finishing cap 200 may provide a function of correcting the length of the metal door. Specifically, when the actual length of the metal door is shorter than the designed length, the finishing cap 200 can correct the length of the metal door.

For example, when the length of the metal door is smaller than the length of the door frame, as shown in FIG. 2, only a part of the finish cap 200 may be coupled to the rectangular frame 100 to extend the length of the metal door.

That is, even a metal door manufactured to a length shorter than the design can be easily installed in a door frame installed on a wall.

The metal door including the finishing cap according to the present invention may further include a reinforcing plate.

The reinforcing plate is provided between the finishing caps 200 provided at both sides of the rectangular frame 100 and includes an upper reinforcing plate 400 for protecting the upper and lower frames 150 and 180 from the outside, And a lower reinforcing plate 500.

More specifically, the upper reinforcing plate 400 is located between the finishing caps 200 provided at both sides of the rectangular frame 100, and contacts the upper frame 150 of the rectangular frame 100 So as to block the upper mold 150 from the outside. For this, the upper reinforcing plate 400 is connected to the finishing cap 200 through a coupling means such as a screw or an adhesive, or is connected to the upper mold 150 through a coupling means.

The lower reinforcing plate 500 is positioned between the finishing caps 200 provided at both sides of the rectangular frame 100 and contacts the lower frame 180 of the rectangular frame 100, And is provided on the front and rear surfaces of the lower mold 180 so as to block the lower mold 180 from the outside.

The upper reinforcing plate 400 and the lower reinforcing plate 500 prevent direct exposure of the upper mold 150 and the lower mold 180 to the outside so that the upper mold 150 and the lower mold 180 are damaged Prevention, and ornamentation.

The reinforcing plate 400 and the lower reinforcing plate 500 may be formed of an ABS panel and a PVC sheet having various patterns formed on the surface of the ABS panel by printing or the like in order to impart excellent interior functions. At this time, the ABS panel and the PVC sheet can be attached to each other through thermal bonding. If necessary, MDF panels may be used for the reinforcing plate 400 and the lower reinforcing plate 500 in place of the ABS panels.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the appended claims. It can be understood that it is possible.

100: square mold 112: first flat plate
114, 116: first side plate 122: second flat plate
124, 126: second side plate 130: packing
150: Upper frame 160: Left frame
170: Right mold 180: Lower mold
200: finishing cap 202: front plate
204: thick plate 206: side plate
210: engaging projection 300: reinforcing core
400: upper reinforcing plate 500: lower reinforcing plate
600: Decorative material

Claims (9)

A metal square mold providing a contour of the door; And
And a finishing cap provided on both side edges of the rectangular frame facing the door frame and formed in a "C" shape. The metal door according to claim 1, wherein the finishing cap is formed of synthetic resin or wood having a thermal conductivity of 1 W / mk or less. The metal door according to claim 1, wherein a plurality of hemispherical protrusions formed of synthetic resin are provided on an inner surface of the finishing cap. 2. The apparatus of claim 1,
And a mohair tape attached to an outer surface of the side plate, the moat tape being attached to an outer surface of the side plate, the side plate connecting the front plate and the back plate facing the front and rear surfaces of the rectangular frame, door. 2. The apparatus of claim 1,
And a side plate connecting the front plate and the rear plate to each other, the front plate and the rear plate facing each other, and a magnet plate is attached to an outer surface of the side plate. . 2. The apparatus according to claim 1,
An outer shell composed of a first flat plate formed in a flat plate shape and a pair of first side plates extending vertically from left and right end portions of the first flat plate and a second flat plate arranged to face the first flat plate, And a pair of second side plates extending vertically from the left and right end portions of the second flat plate and contacting the first side plate. 7. The apparatus according to claim 6,
And a packing provided between the first side plate and the second side plate to separate the second side plate from the first side plate. 2. The apparatus according to claim 1,
Wherein a rectangular through-hole is formed in the inside of the metal door so that a decorative material can be installed inside. 9. The method of claim 8,
And a reinforcement plate disposed on the front and rear surfaces of the rectangular frame so as to be in contact with the rectangular frame and to block the rectangular frame from the outside, Metal door.

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