JP2011252273A - Base member and double window provided with the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a base member which can protect a casing material by draining smoothly between an inner window and an outer window of a double window.SOLUTION: A base member comprises: a base part 31 which is attached to a casing material 5 provided at the indoor side of an outer frame body 51 constituting an outer window 50 and raises a lower frame 11 of an inner frame body 2 constituting an inner window 1; and a cover part 32 which extends from an outdoor end of the base part to at least a position of a lower frame 54 of the outer frame body 51 to cover a lower side of the casing material 5. The cover part 32 forms a drain surface 32b downwardly-inclined from the indoor side to the outdoor side by attaching a base member 30 to a lower side between the inner window 1 and the outer window 50.

Description

  The present invention relates to a base member that is attached to an inner window in order to improve drainage between an inner window and an outer window that constitute the double window, and a double window including the base member. The present invention relates to a base member having a base attached to the lower part of a frame and raising the lower frame, and a double window including the same.

  2. Description of the Related Art Conventionally, a double window is known in which a building opening is provided with double inner windows and outer windows. By making the windows double, since the space between the inner window and the outer window becomes a sealed space, it is possible to improve the heat insulating performance and prevent condensation, and to improve the sound insulation. The inner window can be provided in advance when the window is provided in the opening of the building, or can be provided so that the inner window is added to the existing sash.

  On the indoor side of the frame constituting the outer window, a wooden frame material is provided over the entire circumference, and the inner window frame is attached to the inner peripheral surface of the frame material. In order to form a space between the inner window and the outer window, the inner window is spaced apart from the indoor end of the outer window toward the indoor side. As a double window having such a structure, there is one as disclosed in Patent Document 1, for example.

JP 2008-274605 A

  In the double window, since the inner window is insulated from the outdoor side, the occurrence of condensation is not expected so much, and the drainage performance is generally not as great as the outer window directly facing the outdoor side. However, depending on the region and the environment, it is assumed that water will accumulate in the lower frame of the inner window due to condensation and various factors. At that time, the lower frame of the inner window has the drainage performance as much as the lower frame of the outer window. There was a risk that water would overflow indoors. Furthermore, since the space between the inner window and the outer window is a sealed space, dust and water tend to accumulate. Usually, the frame material to which the inner window is attached is often made of wood as described above, and there is a possibility of causing damage when water is accumulated.

  The present invention has been made in view of the above problems, and in the double window, drainage is smoothly performed between the inner window and the outer window to improve the drainage performance of the inner window lower frame, and the frame material. It is an object of the present invention to provide a base member capable of protecting the window and a double window including the same.

In order to solve the above problems, a base member according to the present invention is a base member provided at a lower part of the inner window of a double window in which an inner window is provided on the indoor side of an outer window provided in a building opening. ,
A base portion that is attached to a frame member provided on the indoor side of the outer frame body that constitutes the outer window, and that raises the lower frame of the inner frame body that constitutes the inner window, and at least the above-described outdoor end portion of the base portion And a cover portion that extends to the indoor end position of the lower frame of the outer frame body and covers the lower side of the frame material, and the cover portion is attached to the lower portion of the inner window so that the base member is attached to the outdoor side from the indoor side. It is characterized by forming a downwardly inclined drainage surface that faces the surface.

  In the base member according to the present invention, the base portion has an upper surface portion on which the lower frame of the inner frame body is placed, and the drainage surface formed by the cover portion is continuous with the upper surface portion of the base portion. It is comprised as follows.

  Furthermore, the base member according to the present invention is characterized in that a water stop material is provided on both sides of the base portion or the cover portion so as to fill the space between the vertical sides of the frame material.

  The base member according to the present invention is characterized in that the base portion and the cover portion are formed separately.

  In the base member according to the present invention, the cover portion is configured to be cut along the longitudinal direction at a plurality of positions in the indoor / outdoor direction.

Furthermore, the double window according to the present invention is provided with an outer window at the opening of the building, a frame material is provided on the indoor side of the outer frame constituting the outer window, and an inner window is provided on the inner peripheral surface of the frame material. In the double window
Any one of the base members is provided at the lower part of the inner window.

  According to the base member of the present invention, a base portion that raises the lower frame of the inner frame body, and a cover portion that extends from the outdoor end portion of the base portion to at least the indoor end position of the lower frame of the outer frame body and covers the lower side of the frame material The cover part forms a downward inclined drainage surface from the indoor side toward the outdoor side, so that the lower side of the frame material is covered with the cover part between the inner window and the outer window, and the design can be enhanced. Since the cover part connects the inner window and the outer window after lifting the lower frame of the inner window, the drainage surface can guide the water from the inner window to the outer window where the drainage structure is provided. Can protect the frame material.

  Further, according to the base member of the present invention, the base portion has an upper surface portion on which the lower frame of the inner frame body is placed, and the drainage surface formed by the cover portion is continuous with the upper surface portion of the base portion. The upper surface part and the drainage surface are arranged in the lower part of the lower frame of the inner frame body, and the drainage surface is inclined downward from the indoor side to the outdoor side, so that water from the inner window is reliably guided to the outer window side. Can do.

  Furthermore, according to the base member of the present invention, the water blocking material is provided on both sides of the base portion or the cover portion so as to fill the space between the vertical sides of the frame material, so that the inner window and the outer window The lower side of the frame material is not exposed in the area between them, so that the design can be improved, water can be prevented from entering the lower side of the frame material, and the vertical side of the frame material can also be in direct contact with water. There can be no.

  And, according to the base member according to the present invention, the base portion and the cover portion are formed separately, so that only the cover portion exposed to the outside can be removed and replaced later. Alternatively, it is possible to facilitate cleaning by removing the cover portion.

  Further, according to the base member of the present invention, the cover portion can be cut along the longitudinal direction at a plurality of positions in the indoor / outdoor direction, so that the length of the cover portion in the indoor / outdoor direction can be changed. Since the same parts can be applied to a plurality of types of sashes having different intervals between the window and the outer window, the cost can be reduced by sharing the parts.

It is a longitudinal cross-sectional view of the double window in this embodiment. It is a cross-sectional view of a double window. FIG. 2 is an enlarged view near the lower frame of the inner window in FIG. 1. FIG. 4 is a diagram illustrating only a frame material and a base member in FIG. 3. It is a perspective view of the corner part vicinity formed with a lower frame and a vertical frame. It is sectional drawing of the base member which changed the dimension of the cover part. It is a longitudinal cross-sectional view of the double window from which the space | interval of an inner window and an outer window differs.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of a double window in the present embodiment, and FIG. 2 is a transverse sectional view of the double window. As shown in these drawings, the entire double window of the present embodiment has a double structure by attaching an outer window 50 to a building opening and providing an inner window 1 on the indoor side.

  The outer window 50 is configured such that a laterally-extinguishing element 52 and an outer-sided obstacle 53 are accommodated in a rectangular framed outer frame body 51, and has the same configuration as a general sash. is there. The frame member 5 is provided on the indoor side of the outer window 50 over four rounds, and the inner window 1 is attached to the indoor / outdoor intermediate position of the frame member 5.

  The inner window 1 is configured such that an inner shoji 3 and an outer shoji 4 are housed in a sliding manner in an inner frame 2 attached to a frame material 5. The inner frame 2 is configured by a rectangular frame of an upper frame 10 and a lower frame 11 and left and right vertical frames 12 and 12 made of a resin material. In addition, the inner shoji 3 and the outer shoji 4 are each composed of an upper collar 20 and a lower collar 21 made of a resin material, a frame-side longitudinal collar 22 that is a longitudinal fence disposed on the frame side, and a vertical fence disposed on the summing side. The glass body 8 is housed in a housing 7 formed by assembling the summoning cocoons 23 in a square shape, and is housed in the inner frame 2 so as to be able to run in the longitudinal direction. That is, the inner window 1 is a resin sash formed of a resin material.

  The lower frame 11 includes an indoor side 11b, an inner rail 11c, an outer rail 11d, and an outdoor piece 11e in order from the indoor side so as to rise from the outer peripheral surface portion 11a. A door wheel 21a is provided at each lower end portion of the inner shoji 3 and the outer door child 4, and this door wheel 21a is placed on the inner rail 11c or the outer rail 11d of the lower frame 11 so that the inner child 3 and the outer door child 4 are moved in the longitudinal direction. It is possible to run freely.

  The upper frame 10 and the vertical frame 12 constituting the inner frame body 2 are in direct contact with the inner peripheral surface of the frame material 5 and fixed with screws. On the other hand, the lower frame 11 is fixed to the frame material 5 via a base member 30 attached to the inner peripheral surface of the frame material 5.

  The base member 30 will be described in further detail. 3 shows an enlarged view of the vicinity of the lower frame 11 of the inner window 1 in FIG. 1, and FIG. 4 shows a view showing only the frame member 5 and the base member 30 in FIG. The base member 30 has a width over the entire length of the inner frame 2 in the indoor / outdoor direction, and is provided so as to cover a region between the inner frame 2 and the outer frame 51 in the lower side of the frame material 5. A base 31 which is attached to the inner peripheral surface of the frame member 5 and raises the lower frame 11 of the inner frame 2 and projects from the outdoor end of the base 31 between the inner frame 2 and the outer frame 51. And a cover portion 32 disposed in the area.

  The base portion 31 of the base member 30 includes vertical portions 31a rising from the inner peripheral surface of the frame material 5 at indoor and outdoor end portions, and a flat upper surface portion 31b is formed between the vertical portions 31a. The outer peripheral surface portion 11 a of the lower frame 11 is placed on the upper surface portion 31 b, and the lower frame 11 is raised to a position higher than the inner peripheral surface of the frame material 5.

  In addition, a screw for fixing the lower frame 11 and the base member 30 to the frame material 5 at a position between the inner door 1 and the outer door 4 of the inner window 1 that is an intermediate position in the indoor / outdoor direction of the base 31. A screw insertion portion 31c is formed through which the screw is inserted. The base member 30 is screwed to the frame material 5 together with the lower frame 11 by screws inserted into the screw insertion portion 31c.

  The cover portion 32 of the base member 30 extends from the outdoor end portion of the base portion 31 toward the outdoor side, and the upper surface is continuous with the upper surface portion 31 b of the base portion 31. The outer lower frame 54 of the outer frame 51 constituting the outer window 50 has a concave indoor groove 54a at the indoor end, and the cover 32 of the base member 30 is the indoor groove of the outer lower frame 54. It is formed to extend to the position 54a.

  On the lower surface side of the cover portion 32, a plurality of support portions 32a projecting obliquely downward are formed in the indoor and outdoor directions along the longitudinal direction, and the support portions 32a are placed on the upper surface of the outer lower frame 54. As a result, the upper surface of the cover portion 32 is slightly inclined. That is, as the base member 30 is attached to the inner peripheral surface of the frame member 5 and disposed on the lower side between the inner window 1 and the outer window 50, the upper surface of the cover portion 32 is a downward direction from the indoor side to the outdoor side. A drainage surface 32b is formed which is inclined and guides water from the inner frame body 2 to the outer frame body 51 side.

  The outer window 50 has a normal sash configuration, and the outer frame 51 is provided with a drainage structure. Water from the inner window 1 side flows into the indoor groove portion 54a of the outer frame body 51 through the drainage surface 32b of the base member 30, and is drained to the outdoor side through the drainage structure of the outer frame body 51 from there. . The lower frame 11 of the inner window 1 is raised by the base portion 31 of the base member 30, and the upper surface portion 31b and the drainage surface 32b of the base portion 31 are continuous. It is possible to reliably flow from the drainage surface 32b to the outer frame 51 side.

  Thus, since the lower side of the frame material 5 is covered with the cover portion 32 of the base member 30 in the region between the inner window 1 and the outer window 50, the design can be enhanced. Moreover, since the cover part 32 has connected between the inner window 1 and the outer window 50 after raising the lower frame 11 of the inner window 1, the drainage structure can be provided for the water from the inner window 1 by the drainage surface 32b. The frame material 5 can be protected by being guided to the outer window 50.

  Further, as shown in FIG. 2, a pull bar portion 52 a is formed on the outer shroud 52 constituting the outer window 50 so that the indoor side of the summon bowl extends. As shown in FIG. 3, the pull bar portion 52 a is cut out so that the lower end portion does not interfere with the outer lower frame 54. Since the cover portion 32 of the base member 30 also covers the upper surface of the angle portion 51a formed at the indoor end of the outer lower frame 54, it is close to the pull bar portion 52a, but the cover portion 32 extends from the indoor side to the outdoor side. Since it is in the downward inclined direction, it does not interfere with the pull bar portion 52a.

  The base member 30 is provided with a water stop material 33 on both sides to prevent water leakage from the side of the base 31. As shown in FIG. 2, longitudinal outdoor fin portions 12 a are formed on both sides of the outdoor end portion of the inner frame body 2, and the base portion 31 of the base member 30 is generally one vertical outdoor fin portion 12 a. Is formed to have a width extending from the leading end of the other vertical chamber outer fin portion 12a. On the other hand, an angle portion 51 a is formed on the indoor side of the outer frame body 51 over four rounds, and the indoor end portion is separated from the outdoor end portion of the inner frame body 2. The cover portion 32 of the base member 30 has a width extending between the left and right angle portions 51 a and is wider than the base portion 31.

  For this reason, between the inner frame body 2 and the outer frame body 51, the space | gap area | region formed in the both sides of the base 31 is formed, but the water stop material 33 is provided in this area | region. The water stop material 33 covers the exposed portion of the lower side of the frame material 5, and also covers the vicinity of the upper surface portion 31 b of the base 31 on the vertical side of the frame material 5. Thereby, it is possible not to expose the lower side of the frame material 5 in the region between the inner window 1 and the outer window 50, to improve the design and to prevent water from entering the lower side of the frame material 5, Further, the vertical side of the frame material 5 can be prevented from directly touching water.

  In addition, in this embodiment, since the space | interval between the both-sides edge part of the base 31 and the vertical side of the frame material 5 is vacant, the water stop material 33 is provided in the both sides of the base 31, but both sides of the cover part 32 are provided. In the case where the end portion and the vertical side of the frame material 5 are open, the water stop material 33 is provided on both sides of the cover portion 32.

  When the inner window 1 is attached, the base member 30 is placed on the lower side of the frame member 5 as shown in FIG. 4 with the outer window 50 and the frame member 5 attached to the building opening in advance. The inner frame 2 is placed on the upper surface portion 31b of the 30 and the four sides from the inner peripheral side are fixed to the frame member 5 with screws. At this time, the lower frame 11 is screwed and fixed to the frame material 5 together with the base 31 of the base member 30 as described above.

  The base member 30 is formed of a resin material. Further, the base portion 31 and the cover portion 32 are formed as separate bodies and constitute the base member 30. However, the base portion 31 and the cover portion 32 may be integrally formed from the beginning. When formed separately, only the cover part 32 exposed to the outside can be removed and replaced later, facilitating replacement due to deterioration over time or cleaning with the cover part 32 removed. .

  FIG. 5 shows a perspective view of the vicinity of a corner portion formed by the lower frame 11 and the vertical frame 12. As shown in this figure, between the inner window 1 and the outer window 50, the lower side of the frame material 5 is covered with the cover member 30 up to the vicinity of the end portion, and is the side portion of the cover member 30 and the frame material 5 A water-stop material 33 is provided in a portion adjacent to the vertical side. The upper surface of the water blocking material 33 is slightly higher than the drainage surface 32 b that is the upper surface of the cover portion 32, so that the water flowing through the drainage surface 32 b does not touch the vertical side of the frame material 5.

  In the double window, the distance between the inner window 1 and the outer window 50 in the indoor / outdoor direction is set so as not to interfere with the orbit of the crescent provided in the outer window 50. The outer window 50 includes a type having an angle portion and a type having no angle portion. Accordingly, a plurality of intervals between the inner window 1 and the outer window 50 in the indoor / outdoor direction are set according to the specifications of the inner window 1 and the outer window 50. For this reason, the cover part 32 of the base member 30 covering the lower side between the inner window 1 and the outer window 50 is required to have a plurality of types having different indoor and outdoor direction dimensions. Providing these as separate parts causes high costs, so the cover portion 32 of the present embodiment is formed so that the dimensions in the indoor / outdoor direction can be changed.

  The cover part 32 shown in FIG. 3 is formed so that it can be cut | disconnected along a longitudinal direction in the position used as the base of the support part 32a. The cover portion 32 can be cut at the positions of the plurality of support portions 32a. FIG. 6 shows a cross-sectional view of the base member 30 in which the dimensions of the cover portion 32 are changed. This figure shows a state in which the front end side of the cover portion 32 shown in FIG. 3 is cut along the longitudinal direction at the position of the second support portion 32a from the front end.

  As described above, since the length of the cover portion 32 in the indoor / outdoor direction can be changed, the same base member 30 can be used for the double windows in which the interval between the inner window 1 and the outer window 50 is different. Costs can be reduced by sharing parts.

  In FIG. 7, the longitudinal cross-sectional view of the double window from which the space | interval of the inner window 1 and the outer window 50 differs is shown. In the double window shown in this figure, the inner window 1 is installed closer to the indoor side than that shown in FIG. 1, and the distance between the outdoor end of the inner window 1 and the indoor end of the outer window 50 is smaller. large. On the other hand, the base member 30 uses the same components as those shown in FIG. For this reason, the outdoor end portion of the cover portion 32 is disposed at the indoor end position of the angle portion 51 a, which is the indoor end portion of the outer lower frame 54 constituting the outer window 50. As described above, since the cover portion 32 extends at least to the indoor end position of the outer lower frame 54, drainage from the inner window 1 can be guided to the outer lower frame 54 via the drainage surface 32b. The drainage can be improved.

  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 Inner window 2 Inner frame 3 Inner frame 4 Outer frame 5 Frame material 10 Upper frame 11 Lower frame 12 Vertical frame 30 Base member 31 Base part 32 Cover part 33 Water stop material 50 Outer window 51 Outer frame body

Claims (6)

A base member provided at the lower part of the inner window of the double window in which the inner window is provided on the indoor side of the outer window provided in the building opening,
A base portion that is attached to a frame member provided on the indoor side of the outer frame body that constitutes the outer window, and that raises the lower frame of the inner frame body that constitutes the inner window, and at least the above-described outdoor end portion of the base portion And a cover portion that extends to the indoor end position of the lower frame of the outer frame body and covers the lower side of the frame material, and the cover portion is attached to the lower portion of the inner window so that the base member is attached to the outdoor side from the indoor side. A base member characterized by forming a downwardly inclined drainage surface toward the surface.   The said base part has an upper surface part which mounts the lower frame of the said inner frame, The said drainage surface formed of the said cover part becomes a continuous form with the upper surface part of the said base part. Base member.   The base member according to claim 1, wherein a water stop material is provided on both sides of the base portion or the cover portion so as to fill a space between the vertical side of the frame material.   The base member according to claim 1, wherein the base part and the cover part are formed separately.   The base member according to any one of claims 1 to 4, wherein the cover portion is cut along a longitudinal direction at a plurality of positions in an indoor / outdoor direction. In the double window formed by providing an outer window in the building opening, providing a frame material on the indoor side of the outer frame constituting the outer window, and providing an inner window on the inner peripheral surface of the frame material,
A double window, wherein the base member according to any one of claims 1 to 5 is provided at a lower portion of the inner window.

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