JP2004293227A - Heat insulating door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heat insulating door having high strength of an installation part by firmly fixing a door closer, an upper frame, and an upper rail. <P>SOLUTION: This heat insulating door connects the upper frame 10 and the upper rail 20 composed of an outdoor side metallic member and an indoor side resin member by the door closer 6 by housing a door body 2 composed of upper-lower rails and left-right stiles in a door frame 1 composed of upper-lower frames and left-right vertical frames arranged in a building opening part. A spacer 50 composed of resin is arranged in space parts 10c and 20e between the resin members 10b and 20b and the metallic members 10a and 20a in the upper frame 10 and/or the upper rail 20. The door closer 6 is fastened by a screw to the metallic members 10a and 20a via the spacer 50. A serially penetrating through-hole 20f is formed in an indoor side surface of the resin members 10b and 20b, the spacer 50, and the metallic members 10a and 20a. The door closer 6 is fixed by a screw 58 inserted into the through-hole 20f. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an insulated door in which a door body is housed in a door frame provided at an opening of a building. The present invention relates to an insulated door that can be opened and closed freely.
[0002]
[Prior art]
BACKGROUND ART Conventionally, a door in which a door body is freely opened and closed in a door frame provided in an opening of a building, and each of the members constituting the door body is a heat insulating door made of a composite material in which a resin member is disposed on the indoor side of a metal member. Is provided. Such a heat-insulating door has high heat-insulating properties and hardly causes dew condensation on the indoor side. In addition, the interior side can be made of a resin member to enhance the design of the interior side.
[0003]
In such an insulated door, the door body can be freely opened and closed with respect to the door frame by providing a door closer on the indoor side and connecting the upper frame and the upper frame. As the heat-insulating door using the door closer as described above, for example, there is one as shown in Patent Document 1.
[0004]
[Patent Document 1]
JP-A-2002-180746 [0005]
In the heat-insulated door in which the door body can be freely opened and closed by using the door closer, a large force is applied to a portion of the door closer to the door frame and the door body. For this reason, regarding attachment of the door closer to the upper frame and the upper frame, as described in Patent Document 1, an auxiliary plate is provided on the mounting surface of the upper frame and the upper frame, and the door closer and the resin member, the metal member, and the auxiliary plate are provided. A firm fixation is performed by screwing with a penetrating screw.
[0006]
[Problems to be solved by the invention]
However, the conventional insulated door has the following problems.
There is a gap between the metal member of the upper frame or the upper frame and the resin member to ensure heat insulation, and a space is formed. Therefore, when the door closer and the upper frame and the upper frame are firmly screwed, the resin member having relatively low strength is bent toward the metal member and deformed. A similar problem also occurs when the resin member is formed to have a hollow cross section. For this reason, the fixing strength between the door closer, the upper frame, and the upper frame cannot be increased so much.
[0007]
The present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to provide an insulated door in which a door closer can be firmly fixed to an upper frame and an upper frame, and a mounting portion has high strength.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, an insulated door according to the present invention includes a door frame including upper and lower frames and left and right vertical frames in a door frame including upper and lower frames and left and right vertical frames provided in a building opening, and an outdoor door. In an insulated door in which the upper frame and the upper frame made of a metal member and a resin member on the indoor side are connected by a door closer,
The upper frame and / or the upper frame are provided with a spacer made of resin in a space between the resin member and the metal member, and the door closer is screwed to the metal member via the spacer. It is configured.
[0009]
Further, the heat insulating door according to the present invention is characterized in that the resin member, the spacer, and the indoor side surface of the metal member form a through-hole that penetrates in series, and the door closer is fixed by a screw inserted into the through-hole. It is configured as
[0010]
Further, the heat insulating door according to the present invention is characterized in that the spacer is provided with a plurality of cylindrical portions having screw holes constituting the through holes, and the respective cylindrical portions are integrated with each other at a connecting portion. It is configured as
[0011]
Still further, the heat insulating door according to the present invention is characterized in that the spacer comprises a cylindrical portion having a screw hole forming the through hole, and the cylindrical portion has a protrusion protruding in a flange shape. Have been.
[0012]
The heat insulating door according to the present invention is characterized in that the spacer has an indoor side surface substantially flush with the indoor side surface of the resin member.
[0013]
Further, the heat insulating door according to the present invention is characterized in that the spacer has an indoor side surface in contact with an indoor side piece of the resin member.
[0014]
BEST MODE FOR CARRYING OUT THE INVENTION
A first embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of the heat insulating door in the present embodiment. FIG. 2 is a cross-sectional view of the upper part of the heat-insulating door in this embodiment, and FIG. 3 is a cross-sectional view of the lower part of the heat-insulating door. In each of these drawings, the insulated door according to the present embodiment includes a door frame 1 provided in a building opening A, a door body 2 housed in the door frame 1 so as to be openable and closable, and a door frame 2 and The sliding door 4 is vertically movable. Further, since the lifting and lowering shoji is configured to be openable, a screen door 5 is provided outside the door body 2. The door body 2 is openable and closable by a door closer 6, and is used as a service opening of a house. Further, the door frame 1, the door body 2, and the indoor and outdoor sashes 3, 4 are each made of a composite material in which a room-side exposed portion of a metal member is substantially covered with a resin member, thereby ensuring heat insulation.
[0015]
The door frame 1 provided in the building opening A is formed by forming a metal upper frame 10a, a metal lower frame 11a, and metal vertical frames 12a, 12a in a rectangular shape with respect to a metal member, and fastening them together with screws. Also, a resin upper frame 10b, a resin lower frame 11b, and a resin vertical frame 12b, 12b are provided as resin members on the exposed portions on the indoor side, and these are screwed, locked and caulked to the metal frames. Fixed. In this way, by substantially covering the exposed portion of the metal member on the indoor side of the door frame 1 with the resin member, heat insulation is enhanced.
[0016]
Each door frame material constituting the door body 2 housed inside the door frame 1 is formed of a metal member by forming a door metal upper frame 20a, a door metal lower frame 21a, and a door metal vertical frame 22a, 22a into a rectangular frame. , Mutually fastened by screws. In addition, door resin upper frames 20b, door resin lower frames 21b, and door resin vertical frames 22b, 22b are provided as resin members on the exposed portions on the indoor side, respectively. Fixed by stop and swage. Like the door frame 1, the door body 2 is also made of a composite material, thereby enhancing the heat insulation of the door.
[0017]
In addition, the outer sash 3 and the inner sash 4 accommodated in the door body 2 are formed of a metal member by forming a sash metal upper frame 30a, a sash metal lower frame 31a, and a sash metal vertical frame 32a, 32a in a rectangular shape. They are mutually fastened by screws. In addition, a shoji resin upper frame 30b, a shoji resin lower frame 31b, and a shoji resin vertical frame 32b, 32b are provided as resin members in the exposed portions on the indoor side, respectively. Fixed by stop and swage.
[0018]
As described above, the door according to the present embodiment is such that the door frame 1, the door body 2, the outer sash 3 and the inner sash 4 are each substantially covered with the resin member on the indoor side exposed portion of the metal member. It can hide the cold feeling of metal and has high heat insulation. Furthermore, the inside of the frame of the outer sash 3 and the inner sash 4 having a square shape is each housed with a multi-layer glass, thereby ensuring the heat insulation of the glass portion. The metal frame members forming the door frame 1 and the metal frame members forming the door body 2, the outer sash 3 and the inner sash 4 are extrusion members having a hollow cross section, and usually aluminum is used. The resin members used for the door frame 1, the door body 2, the outer sash 3 and the inner sash 4 are molded from vinyl chloride, acrylic resin or the like having a low thermal conductivity.
[0019]
Next, the structure of the door frame 22 will be described. The door vertical frame 22 is provided with an outer rail 22c, a center rail 22d, and an inner rail 22e in order from the outdoor side in cross-sectional shape in order to guide the outer sash 3 and the inner sash 4 in a vertically movable manner. The outer rail 22c and the inner rail 22e are formed on the door vertical frame 22, and the center rail 22d is formed on a guide member 40 provided between the outer rail 22c and the inner rail 22e. That is, the center rail 22d is attached to the door vertical frame 22 with the guide member 40 interposed therebetween.
[0020]
The outer rail 22c, the center rail 22d and the inner rail 22e form a groove for guiding the outer sash 3 and the inner sash 4 in the vertical direction. That is, the outer rail 22c and the center rail 22d form a concave groove on the outdoor side in the cross-sectional shape of the door vertical frame 22, and become an outer guide groove 22f for guiding the sash 3. In addition, the inner rail 22e and the center rail 22d form a recessed groove on the indoor side in the cross-sectional shape of the door vertical frame 22, and serve as an inner guide groove 22g for guiding the inner shoji 4.
[0021]
The outer sash 3 guided by the outer guide groove 22f is disposed above the door body 2 in a closed state. On the other hand, the inner sash 4 guided by the inner guide groove 22g is disposed below the door body 2 in a closed state. A handle portion 30c is formed on the shoji resin upper frame 30 of the inner sash 4 and when the inner sash 4 is pulled upward with the handle portion 30c, the outer sash 3 is lowered in conjunction with it. . At positions where the outer sash 3 and the inner sash 4 are substantially at the same height, sash stoppers 41, 41 are provided in the outer guide groove 22f and the inner guide groove 22g, respectively, so as not to move any more. Therefore, when the sliding doors are in the most opened state, they overlap each other near the center of the door body 2.
[0022]
Next, a structure for attaching the door closer 6 to the door frame 1 and the door body 2 will be described. FIG. 4 is an enlarged top view of a vertical cross-sectional view of the heat insulating door in the present embodiment. The door closer 6 is fixed to the upper frame 10 of the door frame 1 and the door upper frame 20 of the door body 2, respectively, and is for closing the door body 2 slowly by a buffering force. The door closer includes a main body 6a for generating a buffering force, an upper arm 6b and a lower arm 6c. The main body 6a is mounted and fixed to the door upper frame 20, and the lower arm 6c is rotatably mounted to the main body 6a. The upper arm 6b is attached and fixed to the upper frame 10, and is rotatably connected to the lower arm 6c at a distal end.
[0023]
Here, the door upper frame 20 of the door body 2 to which the main body 6a is fixed covers the exposed portion on the indoor side of the door metal upper frame 20a which is a metal member as described above with the door resin upper frame 20b which is a resin member. It is. The door resin upper frame 20b is formed in a hollow cross section and has a double structure, and has an outdoor side piece 20c and an indoor side piece 20d. The outdoor side piece 20c is opposed to the door metal upper frame 20a, and the indoor side piece 20d is in contact with and fixed to the main body 6a of the door closer 6. The outdoor piece 20c is locked to the door metal upper frame 20a, and a space 20e is formed between the outdoor piece 20c and the door metal upper frame 20a. Therefore, if the main body 6a of the door closer 6 passes through the upper door frame 20b and is screwed to the upper door metal frame 20a, the upper door frame 20b is deformed. Therefore, in the present invention, the spacer 50 is provided between the main body 6a of the door closer 6 and the upper door frame 20a.
[0024]
FIG. 6 shows a side view and a front view of the spacer 50. The spacer 50 in the present embodiment includes two cylindrical portions 51, 51 formed in a cylindrical shape, and these are connected by a connecting portion 55. The cylindrical portion 51 has a screw hole 52 penetrating therein, and the outdoor side surface 53 and the indoor side surface 54 are formed on a plane. The connecting portion 55 is formed of a thin plate and connects the two tubular portions 51. Since the spacer 50 has the two cylindrical portions 51, 51 by the connecting portion 55, the work efficiency of the mounting can be improved.
[0025]
As shown in FIG. 4, the spacer 50 is provided in a space 20e between the door metal upper frame 20a and the door resin upper frame 20b, and the outdoor side surface 53 contacts the indoor side surface of the door metal upper frame 20a and the indoor side surface. Reference numeral 54 is substantially flush with the indoor side surface of the door resin upper frame 20b. Further, a screw hole through which the mounting screw 58 penetrates is formed on the indoor side surface of the door metal upper frame 20a, and an opening is formed through the spacer 50 through the door resin upper frame 20b. When the spacer 50 is attached to the door resin upper frame 20b, a series of through holes 20f are formed by the door resin upper frame 20b, the spacer 50, and the door metal upper frame 20a. For this reason, the mounting screw 58 inserted from the main body 6a of the door closer 6 penetrates and fixes the door resin upper frame 20b and the door metal upper frame 20a via the spacer 50. That is, the door closer 6 is attached and fixed to the door metal upper frame 20a via the spacer 50. Thereby, the mounting screw 58 can be firmly tightened to the door metal upper frame 20a without deforming the door resin upper frame 20b.
[0026]
Further, a reinforcing plate 57 is provided on the indoor side surface of the door metal upper frame 20a on the opposite side to the door resin upper frame 20b. As shown in FIG. 5, the reinforcing plate 57 is fixed to the door metal upper frame 20a by a screw hole 57b, and has a screw hole 57a at a position corresponding to the through hole of the mounting screw 58. The mounting screws 58 inserted from the door closer 6 pass through the door resin upper frame 20b, the spacer 50, the door metal upper frame 20a, and the reinforcing plate 57, and fix them. The screw holes 57a of the reinforcing plate 57 are formed by performing burring on the reinforcing plate 57. That is, the peripheral edge of the screw hole 57a is processed so as to be slightly raised, and a thread is cut on the inner periphery thereof so that the mounting screw 58 can be screwed.
[0027]
Next, a method of attaching the door closer 6 to the upper door frame 20 using the spacer 50 will be described with reference to FIG. First, a reinforcing plate 57 is previously screwed to the inside of the indoor side surface of the door metal upper frame 20a. The reinforcing plate 57 is arranged such that a slightly raised portion of the peripheral edge of the screw hole 57a faces the outdoor side. The spacer 50 is attached to the door resin upper frame 20b in advance. The spacer 50 is attached from the outdoor side of the door resin upper frame 20b so that the connecting portion 55 contacts the outdoor side piece 20c of the door resin upper frame 20b. At the position where the connecting portion 55 contacts the outdoor side piece 20c of the door resin upper frame 20b, the indoor side surface 54 of the spacer 50 is substantially flush with the indoor side surface of the door resin upper frame 20b.
[0028]
The door resin upper frame 20b to which the spacer 50 is attached is locked and fixed to the door metal upper frame 20a. Thereby, the outdoor side surface 53 of the spacer 50 abuts on the indoor side surface of the door metal upper frame 20a and forms a through hole 20f penetrating the indoor side surface of the door upper frame 20. Further, the main body 6a of the door closer 6 comes into contact with the door resin upper frame 20b from the indoor side, and the mounting screw 58 is inserted and fixed, thereby fixing the door closer 6 to the door metal upper frame 20a via the spacer 50.
[0029]
The door closer 6 is attached and fixed to the door upper frame 20 described above, and is also attached and fixed to the upper frame 10. The upper frame 10, like the door upper frame 20, is made of a composite material including a metal member on the outdoor side and a resin member on the indoor side, and includes a metal upper frame 10a and a resin upper frame 10b, respectively. Here, a space 10c is provided between the resin upper frame 10b and the metal upper frame 10a as in the case of the door upper frame 20, and if the screw is directly screwed, the resin upper frame 10b is deformed. . Therefore, a spacer 50 is also provided in the upper frame 10 so that the resin upper frame 10b is not deformed. The configuration is almost the same as that of the door upper frame 20.
[0030]
However, in the upper frame 10, a plurality of cylindrical portions 51 are not connected like the spacer 50 of the door upper frame 20, but a spacer 50 including one cylindrical portion 51 is used. The spacer 50 here is formed such that the indoor side surface 54 is in contact with the resin upper frame 10b. Therefore, when the upper arm 6b of the door closer 6 is fixed to the upper frame 10, the spacer 50 is formed on the resin upper frame 10b. Pressed from the frame 10b. The outdoor side surface 53 of the spacer 50 abuts on the metal upper frame 10a. As described above, the spacer 50 is provided in the space 10c between the metal upper frame 10a and the resin upper frame 10b, and the door closer 6 is screwed to the metal upper frame 10a via the spacer 50, whereby the resin upper frame is formed. The door closer 6 can be firmly fixed to the upper frame 10 without deforming 10b.
[0031]
In the first embodiment, as described above, the spacer 50 is provided between the door metal upper frame 20a and the door resin upper frame 20b of the door upper frame 20, and the outdoor side surface of the spacer 50 is brought into contact with the door metal upper frame 20a. By making the indoor side surface substantially flush with the indoor side surface of the door resin upper frame 20b, the pressing force of the mounting screw 58 can be received by the spacer 50 when the door closer 6 is mounted, and the deformation of the door resin upper frame 20b is prevented. Can be prevented. The configuration for receiving the pressing force of the mounting screw 58 by the spacer 50 is not limited to this, and the same effect can be obtained in other modes. Hereinafter, other aspects will be described.
[0032]
FIG. 8 is an enlarged sectional view showing the configuration of the spacer 50 according to the second embodiment of the present invention. FIG. 8 shows a state in which the spacer 50 is attached to the door resin upper frame 20b. The outdoor side surface 53 of the spacer 50 comes into contact with the upper metal frame 20a as in the case of the first embodiment. On the other hand, the indoor side surface 54 of the spacer 50 contacts the indoor side piece 20d of the door resin upper frame 20b. Therefore, in the first embodiment, the door resin upper frame 20b is provided with an opening having substantially the same diameter as the outer periphery of the spacer 50 penetrating the outdoor side piece 20c and the indoor side piece 20d. In the upper resin frame 20b, an opening having substantially the same diameter as the outer periphery is provided in the outdoor side piece 20c so that the spacer 50 penetrates, and an opening having substantially the same diameter as the screw hole 52 of the spacer 50 is provided in the indoor side piece 20d.
[0033]
With this configuration, in the spacer 50 inserted from the outside of the door resin upper frame 20b, the connecting portion 55 comes into contact with the outdoor piece 20c of the door resin upper frame 20b, and the indoor side surface 54 becomes the door resin upper frame. A through hole 20f is formed to abut on the indoor side piece 20d of 20b and penetrate in series from the upper door frame 20b to the spacer 50, the upper door frame 20a and the reinforcing plate 57. Accordingly, the pressing force of the mounting screw 58 can be received by the spacer 50 when the door closer 6 is mounted, and the deformation of the door resin upper frame 20b can be prevented.
[0034]
FIG. 9 is an enlarged sectional view showing the configuration of the spacer 50 according to the third embodiment of the present invention. FIG. 9 also shows a state in which the spacer 50 is attached to the door resin upper frame 20b. The spacer 50 is different from the first and second embodiments and consists of one cylindrical portion 51. The outdoor side surface 53 contacts the indoor side surface of the door metal upper frame 20a, and the indoor side surface 54 contacts the indoor side piece 20d of the door resin upper frame 20b. This is the same as in the second embodiment, so that the configuration of the opening of the door resin upper frame 20b is the same as in the second embodiment. In addition, a through hole 20f is formed through the door resin upper frame 20b to the spacer 50, the door metal upper frame 20a, and the reinforcing plate 57 in a series. For this reason, the spacer 50 inserted from the outdoor side comes into contact with the indoor side piece 20d of the door resin upper frame 20b, and when the door closer 6 is fixed, the spacer 50 can receive the pressing force by the mounting screw 58. Thus, the deformation of the door resin upper frame 20b can be prevented.
[0035]
FIG. 10 is an enlarged sectional view showing the configuration of the spacer 50 according to the fourth embodiment of the present invention. FIG. 10 also shows a state where the spacer 50 is attached to the door resin upper frame 20b. The spacer 50 is formed of one cylindrical portion 51 as in the third embodiment. The outdoor side surface 53 is in contact with the indoor side surface of the door metal upper frame 20a, the indoor side surface 54 is substantially flush with the indoor side surface of the door resin upper frame 20b, and the door resin upper frame 20b has the outdoor side piece 20c. An opening having substantially the same diameter as the outer periphery of the spacer 50 is provided in each of the indoor side pieces 20d.
[0036]
Since the spacer 50 cannot be fixed to the door resin upper frame 20b in this state, a flange-shaped protrusion 56 is provided on the tubular portion 51 of the spacer 50. The spacer 50 can be attached to the door resin upper frame 20b by the protrusion 56 contacting the outdoor piece 20c of the door resin upper frame 20b. When the spacer 50 is attached, a through-hole 20f is formed through the door resin upper frame 20b to the spacer 50, the door metal upper frame 20a, and the reinforcing plate 57 in a series. As a result, the spacer 50 attached to the door resin upper frame 20b can receive the pressing force of the attachment screw 58 by the spacer 50 when the door closer 6 is fixed, as in the other embodiments, and The deformation of the resin upper frame 20b can be prevented.
[0037]
In the first to fourth embodiments, the spacers 50 are provided in different modes as described above. These can be appropriately selected according to the arrangement of the screw holes of the mounting screws 58 with respect to the door upper frame 20 of the door closer 6.
[0038]
Although the embodiments of the present invention have been described above, the application of the present invention is not limited to the above-described embodiments, and may be variously applied within the scope of the technical idea and may be implemented in various different forms. In the present embodiment, the present invention is applied to the insulated door having the raised and lowered sashes. However, the form of the insulated door is not limited to this, and may be a fixed sash. In any case, the present invention can be applied as long as a composite material in which the outdoor side is formed of a metal member and the indoor side is covered with a resin member is used for a door frame or a door body.
[0039]
【The invention's effect】
As described above, according to the insulated door according to the present invention, the upper frame and / or the upper frame are provided with the spacer made of resin in the space between the resin member and the metal member, and the door closer is made of metal through the spacer. When the door closer is fixed to the upper frame or upper frame by screwing, the resin member can be firmly fixed without deforming the resin member, so that the mounting strength of the door closer can be increased. . Further, since the spacer is made of resin, heat insulation performance can be secured.
[0040]
Further, according to the heat insulating door of the present invention, since the indoor side surface of the resin member, the spacer and the metal member is provided with a through-hole that penetrates in series, the spacer can receive the pressure due to screw tightening, Deformation can be prevented.
[0041]
Furthermore, according to the insulated door according to the present invention, the spacer is provided with a plurality of tubular portions, and each tubular portion is integrated with each other at the connecting portion. Can be improved.
[0042]
Furthermore, according to the insulated door according to the present invention, since the cylindrical portion of the spacer has the projection projecting outward, the spacer can be attached to the resin member without falling off, and the assembling of the insulated door can be performed. Work efficiency can be improved.
[0043]
According to the heat-insulating door according to the present invention, the spacer is formed such that the indoor side surface is substantially flush with the indoor side surface of the resin member or the indoor side surface is brought into contact with the indoor side piece of the resin member. Can be strongly received by the spacer or the resin member.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of an insulated door according to an embodiment.
FIG. 2 is a cross-sectional view of an upper part of a heat insulating door in the embodiment.
FIG. 3 is a cross-sectional view of a lower part of the heat insulating door in the embodiment.
FIG. 4 is an enlarged top view of a vertical sectional view of the heat insulating door in the embodiment.
FIG. 5 is a front view of a door closer mounting portion of the door upper frame according to the embodiment.
FIG. 6 is an enlarged view of a spacer according to the embodiment.
FIG. 7 is an assembly view of the door closer of the embodiment.
FIG. 8 is a view showing a second embodiment of the spacer.
FIG. 9 is a view showing a third embodiment of the spacer.
FIG. 10 is a view showing a fourth embodiment of the spacer.
[Explanation of symbols]
Reference Signs List 1 door frame 2 door body 3 outer sash 4 inner sash 5 screen door 6 door closer 6a body 10 upper frame 10a metal upper frame 10b resin upper frame 20 door upper frame 20a door metal upper frame 20b door resin upper frame 20c outdoor side piece 20d indoor side Piece 20e space portion 20f through hole 50 spacer 51 cylindrical portion 52 screw hole 53 outdoor side surface 54 indoor side surface 55 connecting portion 56 protrusion 57 reinforcing plate 57a screw hole 58 mounting screw

Claims (6)

A door body composed of upper and lower frames and left and right vertical frames is housed in a door frame composed of upper and lower frames and left and right vertical frames provided at the opening of the building, and the upper frame composed of a metal member on the outdoor side and a resin member on the indoor side And the upper frame are connected by a door closer,
The upper frame and / or the upper frame is provided with a spacer made of resin in a space between the resin member and the metal member, and the door closer is screwed to the metal member via the spacer. Insulated door. 2. The insulated door according to claim 1, wherein the resin member, the spacer, and the indoor side surface of the metal member form a through-hole penetrating through the series, and the door closer is fixed by a screw inserted into the through-hole. The heat insulating door according to claim 2, wherein the spacer includes a plurality of cylindrical portions having screw holes constituting the through holes, and the cylindrical portions are integrated with each other at a connecting portion. 3. The heat insulating door according to claim 2, wherein the spacer comprises a cylindrical portion having a screw hole constituting the through hole, and the cylindrical portion has a protrusion projecting in a flange shape. The insulated door according to any one of claims 1 to 4, wherein the spacer has an indoor side surface substantially flush with an indoor side surface of the resin member. The insulated door according to any one of claims 1 to 4, wherein the spacer has an indoor side surface in contact with an indoor side piece of the resin member.

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