JP3186967B2 - Door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door with improved heat insulation.

[0002]

2. Description of the Related Art In general, a door having a door frame which can be opened and closed via a hinge on a door frame is disclosed, for example, in JP-A-7-8296.
As disclosed in Japanese Patent Publication No. 2 (1993), a door frame is composed of a metal frame on the outdoor side and a metal frame on the indoor side, and both metal frames are connected via a heat insulating material (a bridge material made of synthetic resin). The thing which raised the heat insulation by this is proposed and implemented. It has also been considered to improve the heat insulation performance by increasing the airtightness between the door frame and the door body. The above-mentioned publication also discloses an example in which an airtight material is double attached to the indoor side of a door frame.

[0003]

However, in order to interpose a bridge material between the metal frame on the outdoor side and the metal frame on the indoor side, work such as caulking and press-fitting is required. Not only that, but also large equipment is required.
Therefore, there has been a problem that the manufacturing is more complicated and the cost is higher than before.

[0004] Further, in the configuration in which the airtight material is double-attached between the door frame and the door body, the airtight material may be mounted on a metal portion, or the airtight material may be arranged to be shifted to the indoor side. The heat insulating performance was not so good because the configuration was extremely provided at the end on the outdoor side and the end on the indoor side.

[0005] It is an object of the present invention to provide a door which solves the above-mentioned drawbacks, has high heat insulation performance, is easy to manufacture, and can keep costs low.

[0006]

In order to solve the above-mentioned problems, a door according to the present invention has a door main body provided in a metal door frame via a hinge so as to be freely opened and closed, and has the following requirements. It is characterized by. (A) The door body is composed of two doors. (B) The inside of each door is filled with a heat insulating material. (C) One of the doors is made of aluminum separate from the door.
A door frame made of a nickel alloy is attached, and a receiving edge made of synthetic resin is provided on the indoor side of the door frame to receive the door of the other door.

It is preferable that an inner frame made of a synthetic resin is provided integrally with an inner peripheral edge of the opening of the door frame on the indoor side, with which an inner peripheral edge of the closed door main body abuts.

In the case where the door frame has a blind,
It is desirable to provide an inner frame made of a synthetic resin that contacts the side surface of the closed door body on the indoor side in the closed indoor side.

Further, it is preferable that the inner frame covers the periphery of the door frame on the indoor side.

It is preferable that the inner frame has a hollow cross section.

The internal frame is provided with the internal frame.
Hide the head of the screw that is screwed to the upper frame and vertical frame of the door frame
An integral air contact between the cover, the upper frame, the vertical frame, and the door
It is good to provide a dense material.

[0012]

1 is a front view of a door, FIG. 2 is a rear view thereof, and FIGS. 3 and 4 are enlarged cross-sectional views taken along lines XX and YY of FIG. 6 and 7 are FIGS. 3 and 4
FIG. The door has a door body 2 provided in a metal door frame 1. The door body 2 includes a main door 2a and a child door 2b, both of which can be opened and closed via a pivot hinge 3 on the door frame 1. It is installed. In the door frame 1, a space b is provided above the opening a in which the door main body 2 is accommodated via a blind 4.

The door frame 1 has an upper frame 1a, a blind frame 4, a lower frame 1b, and a vertical frame 1c which are framed in a rectangular shape. The basic part of the door frame 1 is made of an extruded aluminum alloy material. An inner frame 5 made of synthetic resin is integrally provided on the inner peripheral edge of the part a on the indoor side. That is, the inner frame 5
Has a hollow cross section and abuts a protruding edge 6 extending inward (toward the center of the opening of the door frame 1) from the side surface on the indoor side of each of the frame members. 5 to the door frame 1 from the mounting edge 7 provided on the outer periphery of the inner frame 5.
Of the metal part is screwed to the indoor side surface. Most of the metal portion of the door frame 1 on the indoor side is exposed, but the exposed metal surface abuts on the pillar 8, floor 9, etc. of the opening of the wall structure of the building. The inner frame 5 covers and covers the peripheral edge of the door frame 1 on the indoor side. The inner frame 5 is in contact with the peripheral portion of the closed door body 2 on the indoor side.

The inner frame 5 is also provided at the peripheral edge of the space b including the blind 4. The upper side surface on the indoor side of the door body 2 closed on the indoor side is in contact with the inner frame 5 of the blind 4. When the blind 4 is not provided, the inner frame 5 may be attached to the upper frame 1a of the door frame 1.

The door body 2 (the main door 2a and the sub door 2b) has a front plate 10a and a back plate 10b made of thin metal plates, respectively.
Are framed by a rectangular frame 12 made of synthetic resin, and an inner space between the front plate 10a and the back plate 10b is filled with a heat insulating material 13 and an edge member 14 is attached to the outer periphery. An overhanging edge 15 is formed integrally with the edge member 14 at the upper part of the door main body 2 and at three peripheral edges on both left and right sides, and an airtight material 16 is fitted to these overhanging edges 15 to form the door frame 1. Is configured to abut on the side surface on the outdoor side of the vehicle.

A door frame 17 made of an aluminum alloy is provided on the door end side of the child door 2b, and a receiving edge 18 for receiving the door end of the main door 2a protrudes outward on the room side of the door frame 17. Is formed. An airtight material 19 is attached to the outdoor side of the receiving edge 18, and the airtight material 19 directly comes into contact with the door of the main door 2a. The upper and lower ends of the door frame 17 are closed by the cap material 11.

In addition, when the vertical and horizontal edge members are cut off and joined, the processing is troublesome, and if the butted portion is displaced, the sharp portion may protrude and cause an injury.
In the embodiment of the present invention, the edge portions 14a, 14b, 14c of the upper and lower portions and the side portions of the door top side are cut at right angles, and a synthetic resin edge cover 20 having a square corner portion is disposed at a corner portion. Have been. As shown in FIG. 8, at the ends of the upper and side edge members 14 a and 14 c, projecting pieces 20 protruding below the corner portions 20 a of the edge cover 20.
Is fixed on the inside of the overhanging edge 15 of the side edge member 14c, and the mounting pieces 20c and 20d projecting from the corner 20a toward the room side are overlapped on the inside of the upper edge member main body 14A and screwed. Have been. Corner 20
a is an airtight material 1 of upper and side edge materials 14a and 14c.
A soft hermetic piece 16a continuous with 6 is integrally formed. Edge caps are attached to the ends of the lower and side edge materials.

In connection with this, even when the two members are cut off and butted, they may be treated like the decorative edge 21 shown in FIGS. 9 (a) and 9 (b). The decorative edge 21 is a vertical and horizontal decorative edge 2
The oblique ends of 1a and 21b are abutted to form a square, and a portion corresponding to the corner at the tip of the corner is cut out, and a corner block 23 made of a synthetic resin is fitted into the notch 22 to form a corner block. The right leg 23a is fitted and fixed in the fitting groove 24 of the adjacent decorative edges 21a, 21b. A base material 25 is fixed to the surface of the door main body 2 in a frame shape by pop rivets or the like, and a locking edge 27 of the decorative edge 21 may be engaged with a locking portion 26 of the base material 25. In this case, since the corner block 23 only appears small in the corner, the appearance is not impaired due to a difference in material from the decorative edge 21 or the like. The frame 2 protruding from the surface of the door body 2 by disposing the paired glass 28 and the cast panel inside the door body 2
The same processing may be performed when a corner is formed by 9.

Next, the airtight material is provided between the door body 2 and the door frame 1. That is, as described above, the airtight material 16 is attached to the upper portion of the door body 2 and the overhanging edges 15 on the left and right peripheral edges, and the airtight material 16 contacts the outdoor side surface of the door frame 1 when the door is closed. . Further, between the indoor side of the outer peripheral edge of the door body 2 and the outdoor side surface of the inner frame 5 of the door frame 1, double airtight materials 30, 31 are provided inside and outside. The inner airtight material 30 is attached to four inner peripheral edges of the inner frame 5. Outer airtight material 31 has upper and left and right sides attached to three outer peripheral surfaces of inner frame 5, and lower airtight material 31 is attached to a lower surface of edge member 14 of door body 2. Note that the outer airtight material 31 includes a pair of leg pieces 31a and an airtight piece 31b, and the leg pieces 31a are
Screw on the inner frame 5, the upper frame 1a and the vertical frame 1c of the door frame 1.
The screw 34 protrudes from the cover portion 31c that hides the head of the screw 34, and is engaged with the protruding edge 6 of the door frame 1 located on the outdoor side of the inner frame 5. As described above, the airtight material is provided three times between the three peripheral edges of the door main body 2 and the door frame 1.

A pivot hinge 3 is used as a hinge for the door body 2. One blade 32 of the pivot hinge 3 is fixed to the upper frame 1 a and the lower frame 1 b of the door frame 1, and the other blade 33 is fixed to the edge member 14 c on the hanging side of the door body 2. The edge material 14 on the suspension side of the door body 2 is located inward of the axis P of the pivot hinge 3.
Are arranged such that the tip Q of the

According to the door construction described above, since the heat insulating material 13 in the interior of the door body 2 is filled, there is a thermal insulation door body 2. Further, the inner frame 5 which is in contact with the indoor side surface of the door frame 1 is made of synthetic resin, and the inner frame 5 has a hollow cross section, so that the heat insulating performance of the door frame 1 is further improved. . Further, airtight members 16, 30, 31 are provided between the door frame 1 and the door body 2, and these airtight members are arranged in a double portion at a lower portion, and are arranged in a triple structure at other portions. If the airtightness is triple, airtight material 1
Since two spaces are formed between 6, 30 and 30, 31 and air is confined in each space, the temperature is hardly moved, and the heat insulating property is improved. Thus, the door frame 1
In addition, the heat insulation of the door body 2 itself is high, and the airtightness of the space between the door frame 1 and the door body 2 is well maintained, so that a door with high heat insulation as a whole can be obtained.

In addition, since the work of integrally connecting the inner frame 5 made of synthetic resin to the indoor side of the metal portion of the door frame 1 can be performed simply by screwing, the metal parts on the outdoor side and the indoor side as in the prior art can be used. The work of manufacturing the door frame 1 is much easier than the work of connecting a synthetic resin bridge material between the parts.

[0023] Since the inner frame 5 is obscuring a peripheral portion of the interior side of the door frame 1, without the metal surfaces of the door frame 1 is exposed to the indoor side, good appearance of introspection.

Further , since the inner frame 5 made of synthetic resin is also provided on the blind 4 of the door frame 1, the heat insulation of the blind 4 can be ensured.

Furthermore, the door end stile 17 children door 2b is formed of synthetic resin of the receiving edge 18 receives the weather side of the edge 18 is mounted airtight material 19, Shintobira airtight material 19 is directly Since it comes into contact with the door 2a, the heat transfer from the two doors is suppressed, and the heat insulation of this portion is enhanced. The parent door 2a
The same applies to the case where the door frame 17 is provided.

In addition, since the pivot hinges 3 provided above and below are used as the hinges of the door body 2, the overall design is improved. In the case of hinges, the hinges are arranged in three places, that is, upper, middle and lower, and the wing plate of the hinge is bent in an L shape, so that the appearance is not very good.

In the hinge, two wing plates are attached to the vertical frame 1c of the door frame 1 and the vertical frame of the door body 2 so as to be doubled. A gap for two blades is required between the main frame 2 and the vertical frame. However, when the pivot hinge 3 is used, one of the blades is fixed to the upper and lower frames 1b of the door frame 1 and only the other one of the blades is attached to the door body 2 side.
The gap between the vertical frame 1c and the side surface on the hanging side of the door body 2 can be reduced, and the airtightness is improved.

[0028] In addition, the edge material of Tsumoto side of the door body 2 1
4 is the axis P of the pivot hinge 3 of the door body 2.
And the movement trajectory of the leading end Q of the edge member 14 when the door is opened, the arc R (which moves away from the outdoor side surface of the door frame 1 as the opening angle of the door body 2 increases). FIG. 3). Therefore, the opening and closing of the door main body 2 becomes smooth.

[Brief description of the drawings]

FIG. 1 is a front view of a door according to the present invention.

FIG. 2 is a rear view of the door.

FIG. 3 is an enlarged sectional view taken on line XX of FIG. 1;

FIG. 4 is an enlarged sectional view taken on line YY of FIG. 1;

FIG. 5 is an enlarged view of a part of FIG. 3;

FIG. 6 is an enlarged view of a part of FIG. 4;

FIG. 7 is an enlarged view of a part of FIG. 4;

FIG. 8 is an exploded perspective view showing a configuration of a corner portion of the edge member.

9 (a) is an enlarged view of a decorative edge portion of the door of FIG. 1, (b)
(A) is a cross-sectional view taken along line Z-Z in (a).

[Explanation of symbols]

 a Door frame opening 1 Door frame 2 Door body 3 Pivot hinge 4 Eyeless 5 Inner frame 15 Overhanging edge 16 Airtight material 17 Door frame 18 Receiving edge 30, 31 Airtight material

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-321539 (JP, A) Japanese Utility Model Showa 58-20091 (JP, U) Japanese Utility Model Showa 62-1220685 (JP, U) Japanese Utility Model Showa 60- 14093 (JP, U) Jikoh 5-38228 (JP, Y2) (58) Fields studied (Int. Cl. ⁷ , DB name) E06B 3/36 E06B 1/32 E06B ⁷ /22-7/23

Claims (6)

(57) [Claims] 1. A door characterized in that a door main body is provided in a metal door frame via a hinge so as to be openable and closable, and the following requirements are satisfied. (A) The door body is composed of two doors. (B) The inside of each door is filled with a heat insulating material. (C) One of the doors is made of aluminum separate from the door.
A door frame made of a nickel alloy is attached, and a receiving edge made of synthetic resin is provided on the indoor side of the door frame to receive the door of the other door. 2. A synthetic resin inner frame is provided integrally with an inner peripheral edge of the opening of the door frame on the indoor side with which the peripheral edge of the closed door body on the indoor side comes into contact. Door. 3. The door according to claim 1, wherein the door frame has a blindness, and an interior frame made of a synthetic resin is provided on the blind side of the interior of the door so that a side surface of the closed door body on the indoor side is provided. . 4. The door according to claim 2, wherein the inner frame covers and covers an inner peripheral portion of the door frame on the indoor side. 5. The door according to claim 2, wherein the inner frame has a hollow cross section. 6. The inner frame has a cover for concealing a head of a screw for screwing the inner frame to the upper frame and the vertical frame of the door frame, and an integral member abutting the upper frame, the vertical frame, and the door. The door according to claim 2, wherein the airtight material is provided.