JPH1037629A - Air tight material for insulated door and insulated door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to seal air-tightly a space between an indoor side member of an insulated door frame and a door and an outdoor side member and the door with one airtight material. SOLUTION: A mounting section 20 and an airtight section 21 constitute an air tight material 8. The mounting section 20 is mounted on an indoor side member 3a of a vertical frame 3 so that the air tight material 8 may be mounted. With a door 5 in the opened state, a fin piece 23 of the airtight section 21 is separated from the inner surface of an outdoor side member 3b. With the door 5 in the closed state, the door 5 is pressure-welded with a pressure- welding section of the airtight section 21 and the fin piece 23 is so deformed that it may be pressure-welded with the inner surface of the outdoor side member 3b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an airtight material for hermetically sealing a space between a door frame and a door of an insulated door and an insulated door using the airtight material.

[0002]

2. Description of the Related Art An insulated door has an insulated door rotatably attached to an insulated door frame by means of a hinge, and the upper, lower and vertical frames constituting the insulated door frame are made up of an indoor side member and an outdoor side member. Are connected via a heat insulating material to form a heat insulating profile.

[0003] Therefore, if the airtight material attached to the indoor side member of each frame is pressed against the door to seal the space between the door and the indoor side member, the outside air comes into contact with the indoor side member to insulate the door. Is reduced. In particular, the gap between the outside members of the left and right vertical frames and the left and right vertical surfaces of the door is made large for the door to open and close. descend.

In order to solve this problem, as shown in, for example, Japanese Patent Application Laid-Open No. 7-197753 (FIG. 5), an airtight material is mounted on each of the indoor side member and the outdoor side member, and one of the airtight materials is placed on a door. And the other airtight material is pressed against the vertical surface of the door to prevent outside air from touching the indoor side member.

[0005]

SUMMARY OF THE INVENTION As described above,
Since two airtight materials are used, not only the cost is high, but also the mounting of the airtight materials becomes troublesome. In addition, a concave groove for mounting an airtight material must be formed in the outdoor member.

Accordingly, an object of the present invention is to provide an airtight material for an insulated door and an insulated door capable of solving the above-mentioned problems.

[0007]

According to a first aspect of the present invention, there is provided a mounting portion and a fin piece provided integrally with the mounting portion and facing a door press contact portion in an in-plane direction. The airtightness for an insulated door, characterized in that the part and the fin are inclined with respect to the mounting part, and the door pressing part and the fin are elastically deformed almost parallel to the mounting part when an external force is applied. Material.

According to a second aspect of the present invention, there is provided an insulated door frame in which an upper frame, a lower frame, and left and right vertical frames are formed by connecting an indoor member and an outdoor member via a heat insulating material. A heat-insulating door that does not conduct heat, a mounting portion, and a fin piece provided integrally with the mounting portion and facing the door pressure contact portion in the in-plane direction, and when in a free state, the door pressure contact portion and the fin piece It is slanted with respect to the mounting part, and is provided with an airtight material composed of a door pressure contact part and an airtight part that elastically deforms the fin piece substantially parallel to the mounting part when an external force is applied. When the heat-insulating material is attached to the indoor member of the frame, the fin pieces are separated from the inner surface of the outdoor member of the frame, and the heat-insulating door is closed. In this case, the fin pieces are pressed against the inner surface of the outdoor member of the frame. It is.

[0009]

According to the first aspect of the present invention, the mounting portion is attached to the indoor side member of the frame constituting the heat insulating door frame of the heat insulating door, and the airtight material is attached. The material is in a free state without an external force acting on the material, and the door press contact portion and the fin pieces are inclined, and the fin pieces are separated from the inner surface of the outdoor member of the frame. When the door is closed, the door press-contact portion presses against the door and an external force acts, so that the fin pieces are substantially parallel and displaced toward the outside in the plane, and the fin pieces press against the inner surface of the outdoor member of the frame. .

[0010] Because of this, one airtight material can airtightly close the door between the indoor side member of the insulated door frame and the door.
The space between the door and the outdoor member of the heat-insulating door frame is air-tight, so that outside air can be prevented from touching the indoor member.

According to the second invention, when the heat insulating door of the heat insulating door is opened, no external force acts on the airtight material, and the airtight material is in a free state. It is separated from the inner surface of the outdoor member. When the heat-insulating door is closed, the door press-contact part presses against the heat-insulating door and an external force acts, so the fin pieces are almost parallel and displaced toward the outside in the plane, and the fin pieces are placed on the inner surface of the outdoor member of the frame. Crimp.

[0012] As described above, a single hermetic material allows airtightness between the indoor side member of the heat insulating door frame and the heat insulating door, and airtightness between the heat insulating door and the outdoor member of the heat insulating door frame. It is possible to prevent outside air from touching the inner member.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS.
, The lower frame 2 and the left and right vertical frames 3 are formed into a rectangular frame to form a door frame 4, and a door 5 is mounted in the door frame 4 by a hinge 6 so as to be rotatable in the indoor and outdoor directions.

The upper frame 1, the lower frame 2, and the vertical frame 3 are heat-insulated members formed by connecting the indoor members 1a, 2a, 3a and the outdoor members 1b, 2b, 3b via the heat insulators 1c, 2c, 3c. is there. Each of the indoor-side members 1a, 2a, 3a is provided with a concave groove 7 which is open to the outside of the room, and an airtight material 8 is mounted in each concave groove 7.

The door 5 is an insulated door that does not transmit heat to the inside and outside of the room. Specifically, channel material 9
A square frame around which a synthetic resin upper frame material 10, a lower frame material 11, an indoor vertical frame material 12, and an outdoor frame material 13 are attached.
The indoor side surface plate 14 and the outdoor side surface plate 15 are attached to those frame members, and the inside thereof is filled with a heat insulating material 16 such as urethane foam, and the vertical member 1 extends over the indoor side frame member 12 and the outdoor side frame member 13.
7 are attached respectively.

The airtight material 8 has a mounting portion 20 made of a hard elastic material and an airtight portion 21 made of a soft elastic material. The airtight portion 21 is a door press-contact portion 22 that presses against the indoor side surface of the door 5.
And fin pieces 23 pressed against the inner surface of outdoor member 3b of vertical frame 3
Consisting of

More specifically, as shown in FIG.
0, an inner piece 24 in the in-plane direction and an outer piece 25 in the in-plane direction are integrally provided, and the outer piece 25 has a V-shape toward the outside in the in-plane direction in a free state. Outside the room in the out-of-plane direction. The inner piece 24 and the outer piece 25 are provided integrally with a horizontal piece 26 facing in an in-plane direction, and have a hollow portion 27.

The horizontal piece 26 projects outward in the in-plane direction from the outer piece 25, and the projected portion becomes the fin piece 23.
The portion connecting the inner side piece 24 and the outer side piece 25 is the door pressing part 22.
It has become. The horizontal piece 26 is inclined with respect to the mounting part 20 so that the inner side in the plane is closer to the room and the outer side in the plane is closer to the outside in the free state.

With this arrangement, when the door 5 is open, the airtight material 8 is in the free state shown in FIG. 3, and the fin 23 is separated from the inner surface of the outdoor member 3b of the vertical frame 3. When the door 5 is closed, as shown in FIGS.
a is pressed against the horizontal piece 26, the outer piece 25 is bent, and the horizontal piece 2
6 is parallel to the indoor side surface 5a of the door 5 (the mounting portion 20), so that the fin pieces 23 press against the inner surface of the outdoor member 3b of the vertical frame 3, and the door pressing portion 22 contacts the indoor side surface 5a of the door 5. Crimp.

In the above embodiment, the fin pieces 23 of the airtight material 8 mounted on the upper frame 1 and the lower frame 2 are separated from the inner surfaces of the outdoor members 1b and 2b. The mounting position of the lower frame 2 may be moved up and down to press the fin pieces 23 against the inner surface, or the fin pieces 23 may be lengthened and pressed against the inner surface.

As shown in FIG. 1, a stainless steel cover 30 that covers the upper surface of the outdoor member 2b of the lower frame 2 is fixed to the indoor member 2a with screws 32 via a heat insulating plate 31, and the heat insulating plate 31 is attached. The airtight material 8 and the heat insulating material 2c are pressed against each other to prevent the outside air from touching the indoor side member 2a.

[0022]

According to the first aspect of the present invention, when the door of the heat-insulating door is opened, the air-tight material is attached to the mounting portion on the indoor side member of the frame constituting the heat-insulating door frame of the heat-insulating door. The airtight member is in a free state without an external force acting thereon, and the door press contact portion and the fin piece are inclined, and the fin piece is separated from the inner surface of the outdoor member of the frame. When the door is closed, the door press-contact portion presses against the door and an external force acts, so that the fin pieces are substantially parallel and displaced toward the outside in the plane, and the fin pieces press against the inner surface of the outdoor member of the frame. .

[0023] Because of this, a single airtight material can airtightly close the door between the indoor side member of the insulated door frame and the door.
The space between the door and the outdoor member of the heat-insulating door frame is air-tight, so that outside air can be prevented from touching the indoor member.

Therefore, it is only necessary to mount one airtight material, so that the cost is low and the work of mounting the airtight material is simplified. In addition, one airtight material mounting portion may be formed on the indoor side member of the heat insulating sash frame.

Further, since the fin pieces are elastically deformed by the door being pressed against the door pressing portion and pressed against the inner surface of the outdoor member,
The airtightness by the fin pieces is excellent, and the airtightness between the door press contact portion and the door is also excellent.

According to the second invention, when the heat insulating door of the heat insulating door is opened, no external force acts on the airtight material and the airtight material is in a free state. It is separated from the inner surface of the outdoor member. When the heat-insulating door is closed, the door press-contact part presses against the heat-insulating door and an external force acts, so the fin pieces are almost parallel and displaced toward the outside in the plane, and the fin pieces are placed on the inner surface of the outdoor member of the frame. Crimp.

[0027] As described above, a single hermetic member can airtightly seal the space between the indoor side member of the heat insulating door frame and the heat insulating door, and airtightly seals the space between the heat insulating door and the outdoor member of the heat insulating door frame. It is possible to prevent outside air from touching the inner member.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of an insulated door showing an embodiment of the present invention.

FIG. 2 is a cross-sectional view of the insulated door showing the embodiment of the present invention.

FIG. 3 is an enlarged cross-sectional view of a vertical frame and an airtight material with a door opened.

FIG. 4 is an enlarged cross-sectional view of a vertical frame and a hermetic material with a door closed.

[Explanation of symbols]

3 vertical frame, 3a indoor member, 3b outdoor member, 3c
... heat insulating material, 5 ... door, 8 ... airtight material, 20 ... mounting part, 21 ...
Airtight part, 22 ... Door press contact part, 23 ... Fin piece, 24 ... Inner piece, 25 ... Outer piece, 26 ... Horizontal piece.

Claims (2)

[Claims] 1. A mounting part and a fin piece provided integrally with the mounting part and facing the door pressing part in an in-plane direction, and when in a free state, the door pressing part and the fin piece are parallel to the mounting part. An airtight material for an insulated door, characterized in that the airtight material is made up of an airtight portion that is inclined with respect to the door, and the door press-contact portion and the fin piece elastically deform substantially parallel to the mounting portion when an external force acts. 2. An insulated door frame in which an upper frame, a lower frame, and left and right vertical frames are formed by connecting an indoor member and an outdoor member via a heat insulating material, and heat is applied to the indoor side portion and the outdoor side portion. A heat-insulating door that is not transmitted, a mounting portion, and a fin piece that is provided integrally with the mounting portion and faces the in-plane direction with the door pressure contact portion, and when in a free state, the door pressure contact portion and the fin piece are parallel to the mounting portion. And an airtight member composed of an airtight portion that elastically deforms the door press-contact portion and the fin piece substantially parallel to the mounting portion when an external force is applied. Attach freely, attach the mounting part of the airtight material to the indoor side member of the frame,
The heat-insulating door, wherein the fin pieces are separated from the inner surface of the outdoor member of the frame when the heat-insulating door is open, and the fin pieces are pressed against the inner surface of the outdoor member of the frame when the heat-insulating door is closed. .