JP5419791B2 - door - Google Patents

Description

  The present invention relates to a door having a door frame in which a door frame is attached to a frame body formed by assembling an upper and lower frame material and a vertical frame material, and in particular, only the upper and lower sides of the door frame body are screwed and fixed to the frame body. Regarding doors.

  2. Description of the Related Art Conventionally, a structure in which a sash frame formed by attaching a frame body to a window frame body is attached to the housing opening in order to efficiently attach the window frame body to the building frame is known. The window frame has a rectangular frame with upper and lower frames and left and right vertical frames, and the upper frame material, lower frame material, and left and right vertical frame materials are respectively divided into upper and lower frames so that the frame body surrounds the window frame body. And fixed to the vertical frame.

  As for the sash frame, a method of fixing the window frame body and the frame body at the factory and unitizing them in advance and fixing the frame body to the base material attached to the housing opening at the construction site is considered. . According to this construction method, work on the construction site can be greatly reduced, and workability can be improved. An example of such a sash frame is disclosed in Patent Document 1.

JP-A-6-299758

  As described above, a method using a frame body is known for the window sash, but the door provided at the entrance has a structure that can be directly attached to the building body without using the frame body. Therefore, there is a problem that workability is not good.

  For this reason, the structure which forms the door frame which attaches a door frame body to a frame body, and attaches a door frame to a building body can be considered. The door frame is fixed to the frame body by coming into contact with the frame body from the indoor side and screwing the four sides. Thereafter, a heat insulating material, an outer wall material, or a mortar serving as a floor surface is disposed around the frame body.

  When an attempt is made to replace or maintain the door due to aging, etc., it is possible to replace or maintain the door frame body and the door main body housed therein by simply removing the door frame body and the door body. However, when the door frame is removed from the frame body, heat insulating materials, outer wall materials, floor mortar, and the like disposed around the frame body interfere with each other and cannot be easily removed. On the other hand, the door frame needs to be firmly fixed to the frame.

  This invention is made | formed in view of the said subject, and it aims at providing the door which can remove a door frame body easily from a frame body, ensuring the attachment intensity | strength of a door frame body.

In order to solve the above-mentioned problems, the door according to the present invention has a frame body composed of a metal upper and lower frame material and left and right vertical frame materials, and the upper and lower frames and the left and right vertical frames are framed in a rectangular shape. In a door having a door frame formed by attaching and integrating a door frame body,
The upper and lower frame members are fixed to the outdoor side surface of the vertical frame member, and the upper frame constituting the door frame body is screwed and fixed to an upper side fixing portion formed at an outdoor end portion of the upper frame member, The lower frame constituting the door frame body is in contact with the lower side fixing portion formed at the outdoor end portion of the lower frame material from above and fixed with screws, thereby constituting the door frame body and the vertical frame material. The vertical frame is configured to be spaced apart.

  Moreover, the door which concerns on this invention is comprised, The said upper frame contact | abuts from the outdoor side with respect to the said upper side fixing | fixed part, and is comprised by the screwing fixation.

  Further, in the door according to the present invention, the lower frame has a sill surface part on an inner peripheral surface, and a lower side fixing surface part fixed with screws to the lower frame material, and the lower side fixing surface part is more than the sill surface part. It is configured to be formed below through a step.

  According to the door of the present invention, the upper frame is screwed and fixed to the upper side fixing portion formed at the outdoor end portion of the upper frame material, and the lower frame is fixed to the lower side formed at the outdoor end portion of the lower frame material. Since the vertical frame material and the vertical frame constituting the door frame body are spaced apart from each other, the upper frame is removed from the frame body. It is only necessary to remove the lower frame from the outdoor side or the inner peripheral side, respectively from the inner peripheral side, and the door frame can be removed with minimal damage to the floor surface, outer wall material, or frame body. Maintenance can be facilitated.

  Further, according to the door according to the present invention, the upper frame can be removed from the outdoor side by coming into contact with the upper side fixing portion from the outdoor side and fixed by screws, and more easily removed from the frame body. Can be removed.

  Furthermore, according to the door according to the present invention, the lower frame has a sill surface part on the inner peripheral surface and a lower side fixing surface part screwed and fixed to the lower frame material, and the lower side fixing surface part has a step more than the sill surface part. By being formed below, the fixed portion between the lower frame and the frame material is not exposed to the floor surface, and a door with high design can be obtained.

It is a longitudinal cross-sectional view of the door in this embodiment. It is a cross-sectional view of the door in this embodiment. FIG. 2 is an enlarged view of the upper frame material and door frame in the vicinity of the upper frame in FIG. 1. FIG. 3 is an enlarged view of the vicinity of one vertical frame member and the door frame of FIG. 2.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows a longitudinal sectional view of the door in this embodiment, and FIG. 2 shows a transverse sectional view of the door in this embodiment. The door of the present embodiment is attached to a building opening. The building opening includes an upper fixing portion 1 on the upper side, and the lower side includes an opening bottom surface 2. A lower mounting bracket 3 is provided on the bottom surface 2 of the opening. The upper fixing portion 1 and the lower mounting bracket 3 constitute a mounting portion of the building body to which the door is attached.

  The door has a steel frame body 4 formed by assembling an upper frame material 10, a lower frame material 11, and left and right vertical frame materials 12, and an upper frame 20, a lower frame 21, and left and right vertical frames 22 are formed into a rectangular shape. A door frame 5 is accommodated to constitute a door frame, and a door main body 6 is accommodated in the door frame 5 so as to be freely opened and closed. The door frame and the door frame 5 are assembled in advance at the factory, and are carried to the site where the door frame and the door frame 5 are attached, and the frame body 4 is attached to the building body, thereby facilitating the door installation work at the site. It is trying to become.

  In addition, after the door frame is attached to the opening of the building, a heat insulating material 8 and an outer wall material 7 are attached around the frame body 4, and a lower mounting bracket provided on the opening bottom surface 2 to form a floor surface 9. 3 and the bottom frame material 11 are finished with mortar.

  First, the configuration of the frame body 4 will be described. As shown in FIGS. 1 and 2, the left and right vertical frame members 12 have a height over substantially the entire height of the building opening, and the upper end is fixed to the upper fixing portion 1 and the lower end. Is fixed to the lower mounting bracket 3. The lower frame member 11 is fixed to the lower mounting bracket 3 together with the vertical frame member 12 and attached to the outdoor side of the vertical frame member 12. The upper frame member 10 is disposed at an intermediate position below the upper end of the vertical frame member 12, and the indoor surface is fixed to the outdoor surface of the vertical frame member 12. That is, the frame body 4 is assembled by fixing the indoor surfaces of the upper frame material 10 and the lower frame material 11 to the outdoor surface of the vertical frame material 12 extending in the vertical direction.

  The upper frame material 10 has an indoor surface portion 10a fixed to the vertical frame material 12, an outdoor extending portion 10b extending from the indoor surface portion 10a to the outdoor side, and an outdoor end portion of the outdoor extending portion 10b. And an upper side fixing portion 10c that bends and faces the outdoor side. The upper frame 20 of the door frame 5 is brought into contact with the upper side fixing portion 10c from the outdoor side and fixed with screws.

  An outer wall member 7 is disposed outside the outer peripheral chamber of the upper frame member 10. Further, on the indoor side of the upper frame material 10, a heat insulating material 8 is provided continuously with the indoor side of the outer wall material 7 and the indoor side of the upper frame 20. The heat insulating material 8 continuously extends from the position of the upper fixing portion 1 along the indoor surface of the outer wall material 7 through the indoor surface of the upper frame material 10 to the indoor side of the upper frame 20 to improve heat insulation. ing.

  The lower frame material 11 includes an indoor surface portion 11a that is fixed to the lower mounting bracket 3 together with the vertical frame material 12, an outdoor extending portion 11b that extends from the indoor surface portion 11a to the outdoor side, and an outdoor portion of the outdoor extending portion 11b. It has a lower side fixing part 11c constituting an end part. A lower side fixing surface portion 21a formed at the outdoor end portion of the lower frame 21 of the door frame body 5 comes into contact with the lower side fixing portion 11c from above and is fixed with screws.

  The configuration of the door frame 5 will be described in more detail. As shown in FIGS. 1 and 2, the upper frame 20 constituting the door frame 5 includes a frame main body 20b having a hollow cross section and an indoor portion 20c extending from the indoor surface of the frame main body 20b to the indoor side. It has a metal part. On the upper surface of the frame body 20b, an upper side fixing surface portion 20a that is bent so as to extend upward is formed, and as described above, the upper side fixing portion 10c is in contact with and fixed with screws. In addition, a resin upper frame 23 is provided in the indoor portion 20c so as to cover the indoor exposed portion.

  The lower frame 21 constituting the door frame body 5 is made of a metal material, and is supported by the outdoor extension portion 11b of the lower frame material 11 and has a sill surface portion 21b formed in a planar shape having the same height as the floor surface 9 on the outdoor side. The lower side fixing surface portion 21a, which is formed below the outdoor end of the sill surface portion 21b through a step and is fixed to the lower frame member 11, extends from the sill surface portion 21b to the indoor side, and the floor 9 on the indoor side. And an indoor portion 21c to which a cover body 25 having the same height is attached. The portion to which the lower side fixing surface portion 21a is fixed is below the floor surface 9, and therefore the lower side fixing surface portion 21a is embedded in the mortar.

  A vertical frame 22 constituting the door frame 5 is spaced apart from the vertical frame member 12 and is not directly fixed. That is, the door frame 5 is fixed to the frame body 4 by fixing the upper frame 20 of the door frame 5 from the outdoor side to the upper frame member 10 on the upper side and screwing and fixing the lower frame 21 of the door frame 5 on the lower side. Is brought into contact with the lower frame member 11 from above and fixed with screws. For this reason, when removing the door frame 5 from the frame body 4, it is only necessary to remove the upper frame 20 and the lower frame 21 from the upper frame material 10 and the lower frame material 11, respectively. In the lower frame 21, the lower side fixing surface portion 21a is embedded in the mortar. However, if the mortar is removed only in that region, the door frame 5 can be easily attached without destroying the other floor surface 9 and the outer wall material 7 and the like. Can be removed. Thereby, replacement | exchange and maintenance of a door can be made easy.

  The vertical frame 22 constituting the door frame body 5 is not fixed to the frame body 4 as described above, but is connected to the upper frame 20 and the lower frame 21, respectively. Similar to the upper frame 20, the vertical frame 22 has a metal portion including a frame main body 22 b having a hollow cross section and an indoor portion 22 c extending from the indoor surface of the frame main body 22 b toward the indoor side. Moreover, the resin vertical frame 24 is provided in the indoor part 22c so that the indoor exposure part may be covered.

  FIG. 3 shows an enlarged view of the vicinity of the upper frame member 10 and the upper frame 20 of the door frame 5 in FIG. As shown in this figure, the indoor part 20c of the upper frame 20 is bent so that the metal part extends from the frame main body 20b to the indoor side, and the tip thereof is directed upward to form an indoor contact surface 20d. ing. The resin upper frame 23 is disposed so as to cover a substantially L-shaped surface formed by a lower end portion of the indoor surface of the frame body 20b and a metal portion of the indoor portion 20c.

  The resin upper frame 23 is formed in a hollow cross section, and extends to the lower side on the inner peripheral side from the outer peripheral end portion of the peripheral surface portion 23a and the peripheral surface portion 23a covering the lower end portion of the indoor surface of the frame main body 20b and the metal portion of the indoor portion 20c. An outdoor surface portion 23b that faces the indoor surface of the door body 6 and holds an airtight material, and an outer peripheral contact that extends upward from the indoor end of the peripheral surface portion 23a on the outer peripheral side and contacts the indoor contact surface 20d Part 23c. Thereby, the resin upper frame 23 serves as an indoor exposed portion constituting the inner peripheral surface of the door frame 5 and is thermally insulated from the frame main body 20b.

  Since the upper frame 20 is disposed outside the upper frame material 10, the outdoor extending portion 10 b constituting the inner peripheral surface of the upper frame material 10 has an outer periphery of the frame main body 20 b whose outer side portion constitutes the upper frame 20. The interior side portion is opposed to the frame body 20b. For this reason, a space region having a concave cross section is formed by the inner peripheral surface of the upper frame member 10, the indoor side surface of the frame main body 20b, and the indoor portion 20c. In this space region, a frame mounting heat insulating material 27 is provided.

  The frame mounting heat insulating material 27 is disposed so as to substantially fit a space area having a concave cross section formed by the upper frame material 10, the frame main body 20b, and the indoor portion 20c, and abuts against the indoor side surface of the frame main body 20b. In addition, it is provided up to the vicinity of the outer peripheral surface of the indoor portion 20c. With the frame mounting heat insulating material 27, the heat insulating property of the upper frame 20 is improved.

  The heat insulating material 8 along the indoor side of the outer wall material 7 continuously extends to the indoor side of the upper frame 20 as described above. That is, the frame mounting heat insulating material 27 and the heat insulating material 8 are provided so as to overlap each other on the indoor side of the frame main body 22b of the upper frame 20. Thereby, especially the heat insulation of the inner peripheral surface vicinity of the door frame 5 can be made high.

  4 shows an enlarged view of the vicinity of the vertical frame member 12 and the vertical frame 22 of the door frame 5 in FIG. As shown in this figure, in the vertical side, the vertical frame member 12 is disposed on the indoor side of the vertical frame 22, but, similarly to the upper side, a resin vertical frame 24 is provided in the indoor portion 22c of the vertical frame 22. The resin vertical frame 24 serves as an indoor exposed portion constituting the inner peripheral surface of the door frame 5 and is thermally insulated from the frame main body 22b.

  Further, a frame mounting heat insulating material 27 is disposed on the indoor surface of the frame main body 22b constituting the vertical frame 22. The frame mounting heat insulating material 27 is provided up to the vicinity of the outer peripheral surface of the indoor portion 22 c of the vertical frame 22. Thus, the heat insulation of the vertical frame 22 is improved by the frame mounting heat insulating material 27 also on the vertical side.

  The outer wall material 7 is disposed on the outer peripheral side of the vertical frame 22. Moreover, the heat insulating material 8 is arrange | positioned from the outer peripheral part of the frame mounting heat insulating material 27 continuously. Although the shapes of the left and right outer wall materials 7 are different in FIG. 2, the heat insulating material 8 is provided along the indoor surface of each outer wall material 7.

  As described above, in the upper frame 20 and the vertical frame 22 of the door frame body 5, the frame mounting heat insulating material 27 is provided to the vicinity of the outer peripheral surfaces of the indoor portions 20 c and 22 c, so that a door frame that requires particularly high heat insulation is required. The heat insulating property in the inner peripheral region of the body 5 can be improved. Further, since the frame mounting heat insulating material 27 can be attached to the door frame 5 by bonding or the like at the time of factory assembly, work on site is not required and workability can be improved.

  In the present embodiment, since the indoor portion 20c of the upper frame 20 and the indoor portion 22c of the vertical frame 22 have a heat insulating structure, the resin upper frame 23 and the resin vertical frame 24 are used as indoor exposed portions. However, the present invention is not limited thereto, and the frame main body and the indoor portion may be configured by separate metal parts, and these may be joined by a resin bridge material. In the heat insulating structure using the bridge material, heat insulating properties can be secured even if the indoor exposed portion of the indoor portion is a metal material.

  As shown in FIG. 3, the upper frame 20 of the door frame 5 and the door body 6 are connected by a door closer 26. The door closer 26 provides resistance against the opening and closing of the door body 6 and includes a planar fixing portion 26 a that is in contact with and fixed to the inner peripheral surface of the upper frame 20. The fixing portion 26 a abuts only on the inner peripheral surface of the resin upper frame 23 with respect to the upper frame 20.

  The fixing portion 26a of the door closer 26 is fixed with screws to a door closer mounting bracket 32 provided on the outer peripheral side of the indoor portion 20c of the upper frame 20. The door closer mounting bracket 32 is a connecting portion 32a having a substantially L-shaped cross section so as to come into contact with the indoor side surface of the frame body 20b and the distal end portion of the indoor contact surface 20d constituting the outer peripheral portion of the indoor portion 20c. It is constituted by.

  The connecting portion 32a of the door closer mounting bracket 32 is formed in a substantially L-shaped cross section along the indoor side surface of the frame main body 20b and the outer peripheral portion of the indoor portion 20c, and the frame mounting heat insulating material 27 is provided up to a position along the L-shape. It has been. That is, the frame mounting heat insulating material 27 can be provided up to the vicinity of the indoor portion 20 c of the upper frame 20 without being interfered with by components for fixing the door closer 26.

  A concave portion 20e is formed on the indoor side surface of the frame main body 20b at a portion where the connecting portion 32a abuts, and the connecting portion 32a is accommodated. The recess 20e is formed to have a depth equivalent to the dimension obtained by combining the thickness of the connecting portion 32a and the height of the head of the screw for fixing the connecting portion 32a. This prevents the frame mounting heat insulating material 27 provided up to the position of the recess 20e from interfering with the door closer mounting bracket 32 so that the mounting of the frame mounting heat insulating material 27 is not hindered.

  The door closer mounting bracket 32 and the door closer 26 are fixed to each other via an intermediate bracket 33 provided in the resin upper frame 23. The intermediate fitting 33 is formed to have a substantially square cross section, and a screw inserted from the fixing portion 26a of the door closer 26 is screwed to the lower surface side, and the connecting portion 32a of the door closer mounting bracket 32 is connected from the upper surface side. A screw is inserted into and screwed.

  In the present embodiment, since the distance from the fixing portion 26a of the door closer 26 to the door closer mounting bracket 32 is large, it is fixed via the intermediate bracket 33, but the fixing portion 26a of the door closer 26 and the door closer mounting bracket 32 are fixed. It goes without saying that can be screwed directly.

  As shown in FIG. 3, a metal indoor frame material 30 is attached to the indoor side of the resin upper frame 23. The indoor frame member 30 includes a planar inner peripheral surface portion 30a that is continuous with the inner peripheral surface of the resin upper frame 23, and a hollow portion 30b is formed at the indoor end portion of the inner peripheral surface portion 30a. An inner wall member 35 is provided on the indoor side of the building opening, and the hollow portion 30 b of the indoor frame member 30 is disposed so as to cover the edge of the inner wall member 35.

  Further, as shown in FIG. 4, a similar indoor frame member 30 is also attached to the indoor side of the resin vertical frame 24. That is, the indoor frame member 30 is attached to the indoor side of the door over the three sides of the upper side and the left and right vertical sides, extending the inner peripheral surface of the door frame 5 to the indoor side, and the inner wall member 35. The design is enhanced by covering the edges of the.

  As shown in FIG. 3, the outdoor end portion 30 c of the indoor frame member 30 is in contact with the resin upper frame 23. A frame fixing bracket 31 for fixing the indoor frame material 30 to the upper frame 20 is provided on the outer peripheral side of the indoor frame material 30 near the outdoor end 30c. The frame fixing bracket 31 includes a frame fixing surface portion 31a for fixing the indoor frame material 30 with screws, and a frame fixing surface portion 31b that contacts and is fixed to the outer peripheral abutting portion 23c of the resin upper frame 23 with a cross-sectional view. It is formed so as to form an L shape.

  The frame fixing metal 31 is configured such that the frame fixing surface portion 31a contacts only the indoor frame material 30 and the frame fixing surface portion 31b contacts only the resin upper frame 23 and is fixed by screws. The indoor end portion of the door closer mounting bracket 32 is close to the outdoor end portion of the frame fixing bracket 31, but is not in contact therewith either. That is, the frame fixing bracket 31 does not contact the metal portion of the door frame 5 or the frame body 4, and therefore the indoor frame material 30 is configured to be thermally insulated from the metal portion of the door frame 5 or the frame body 4. It has become.

  As shown in FIG. 4, the indoor frame material 30 is fixed to the resin vertical frame 24 via the frame fixing bracket 31 with the same structure as the upper side on the vertical side. That is, the indoor frame member 30 is fixed in a state where it is thermally insulated from the metal member over the three sides of the door frame 5.

  As described above, since the indoor frames 20 and 22 of the door frame 5 have a heat insulating structure using a resin frame, the indoor frame material 30 is thermally insulated from the metal portion of the door frame 5 and the frame body 4. It is possible to prevent a decrease in heat insulation properties through the material 30, and it is possible to prevent dew condensation on the indoor frame material 30. Further, since the indoor frame material 30 is fixed to the resin upper frame 23 and the resin vertical frame 24 via the frame fixing bracket 31, the degree of freedom in designing the resin frame can be increased.

  Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied in various ways within the scope of its technical idea.

DESCRIPTION OF SYMBOLS 1 Upper fixed part 2 Opening bottom face 3 Lower mounting bracket 4 Frame body 5 Door frame body 6 Door main body 7 Outer wall material 8 Heat insulating material 9 Floor surface 10 Upper frame material 11 Lower frame material 12 Vertical frame material 20 Upper frame 20a Upper edge fixing surface part 20b Frame body 20c Indoor portion 21 Lower frame 21a Lower side fixing surface portion 21b Sill surface portion 21c Indoor portion 22 Vertical frame 22b Frame body 22c Indoor portion 23 Resin upper frame 24 Resin vertical frame 25 Cover body 26 Door closer 27 Frame mounting heat insulating material 30 Indoor frame material 31 Frame Fixing Bracket 32 Door Closer Mounting Bracket 33 Intermediate Bracket 35 Inner Wall Material

Claims (3)

A door frame formed by attaching and integrating a door frame formed by a rectangular frame with the upper and lower frames and the left and right vertical frames to a frame body formed by assembling the metal upper and lower frame members and the left and right vertical frame members. In the door with
The upper and lower frame members are fixed to the outdoor side surface of the vertical frame member, and the upper frame constituting the door frame body is screwed and fixed to an upper side fixing portion formed at an outdoor end portion of the upper frame member, The lower frame constituting the door frame body is in contact with the lower side fixing portion formed at the outdoor end portion of the lower frame material from above and fixed with screws, thereby constituting the door frame body and the vertical frame material. A vertical frame is a door that is spaced apart.   The door according to claim 1, wherein the upper frame abuts against the upper side fixing portion from the outdoor side and is fixed with screws.   The lower frame has a sill surface part on an inner peripheral surface and a lower side fixing surface part fixed with screws to the lower frame material, and the lower side fixing surface part is formed below the sill surface part via a step. The door according to claim 1 or 2, characterized by the above.

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