JP2019035225A - Thermal insulation sash - Google Patents

Abstract

To provide a composite thermal insulation sash capable of suppressing rattling upon closing a sliding screen and preventing deformation of the sliding screen by external force produced with wind or the like.SOLUTION: A composite thermal insulation sash is provided with a frame body arranged on an opening of a building, and a sliding screen arranged in the frame body in a way that it freely opens and closes. The frame body comprises an upper frame body, and a cover member attached to a lower surface of the upper frame body. The cover member comprises: a resin cover member arranged in an interior side of an outer sliding screen at an outer sliding screen side when the sliding screen is closed; and a metal cover member arranged side by side in a face direction with the resin cover member at an inner sliding screen side when the sliding screen is closed. The metal cover member is provided with a stopper proximate to a face direction surface of the exterior side of the inner sliding screen when the sliding screen is closed.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a heat insulating sash disposed in a building opening.

  Conventionally, as a heat insulating sash disposed in a building opening of a building or the like, a resin frame is disposed on the indoor side of the metal frame relative to a composite frame in which the resin frame is disposed on the indoor side of the metal frame. A heat-insulating sash comprising a composite shoji is known. (Patent Document 1)

Patent Document 1: Japanese Patent Application Laid-Open No. 2017-66747

The joinery of the above-mentioned Patent Document 1 suppresses the transmission of cold heat from the indoor side surface of the joinery by disposing the resin frame and the resin saddle made of a resin material on the indoor side of the metal frame and the metal fence. Thermal insulation performance can be improved.
However, in such a heat insulating sash, there is not necessarily a resin member on a portion of the metal upper frame that is not exposed to the indoor side, for example, the inner peripheral surface of the metal upper frame on the inner shingle side. There was a wide gap between the upper arm and the door could be rattled or deformed by strong winds when closing the shoji.
SUMMARY OF THE INVENTION In view of the above circumstances, the present invention aims to suppress the deformation of the shoji, in the composite sash comprising the outdoor member made of a metal material and the indoor side member made of a resin material, which hardly causes rattling when the shoji is closed. And

  The present invention includes a frame disposed in a building opening, and a shoji disposed so as to be freely opened and closed within the frame, and the frame includes an upper frame body and a cover member attached to the lower surface of the upper frame body. The cover member is a resin cover member that is disposed on the indoor side of the shoji on the side of the shoji when the shoji is closed, and a metal that is disposed side by side with the resin cover member on the side of the shoji when the shoji is closed. It has a cover member, and a metal cover member is provided with the steady rest which adjoins the finding surface of the outdoor side of a shingles at the time of closing of a shoji.

  With the configuration of the present invention, in the composite heat insulating sash, it is possible to suppress rattling when the shoji is closed, and it is possible to suppress the deformation of the shoji when an external force such as wind occurs.

It is an external appearance figure of the heat insulation sash of this invention. It is the x1-x1 longitudinal cross-sectional view in FIG. 1 of the heat insulation sash of this invention. It is the x2-x2 longitudinal cross-sectional view in FIG. 1 of the heat insulation sash of this invention. It is a cross-sectional view of the heat insulation sash of this invention. It is an enlarged view of the upper frame vicinity in the area | region of the shoji of the heat insulation sash of this invention. It is an enlarged view of the upper frame vicinity in the area | region of the inner impeller of the heat insulation sash of this invention.

The heat insulation sash which concerns on embodiment of this invention is demonstrated with reference to drawings.
-Overall structure of the insulation sash-
The heat insulating sash according to the embodiment of the present invention is provided in a building opening such as a building, for example, and is disposed so as to be freely retractable with respect to the frame 1 and the frame 1 as shown in FIG. In addition, it has an internal shoji 2 and an external shoji 3.
The frame 1 is composed of upper and lower horizontal frames (upper frame 11 and lower frame 12) and left and right eaves frames 13 and 14 in four circles.框 21,31 and lower ridges22,32) and left and right ridges (23,24,33,34) are assembled on four sides, and a panel body (25,35) such as glass is fitted on the inner periphery. It is formed with.

-Frame structure-
(Upper frame configuration)
As shown in FIGS. 2 and 3, the upper frame 11 constituting the sash frame 1 is fixed to the opening of the building and is made of a metal material such as an aluminum alloy. And a resin upper frame 112 made of a resin material. Further, the upper frame 11 has a resin cover member 113 (FIG. 2) made of a resin material and a metal cover member 114 (FIG. 3) made of a metal material such as an aluminum alloy and disposed on the inner peripheral surface of the metal upper frame 111. ing.

  The metal upper frame 111 of the upper frame 11 includes an upper frame main body 111a attached to the inner periphery of the building opening, an indoor side wall 111b suspended from the indoor side end of the upper frame main body 111a, and an upper frame main body 111a. The outer frame wall 111c suspended from the outdoor outer edge, the central wall 111d suspended from the vicinity of the central lower surface of the upper frame body 111a, and the upper frame body 111a between the outdoor wall 111c and the central wall 111d. It has the outdoor upper rail 111e suspended from the lower surface of the.

  An airtight material s21 that is in contact with the indoor side surface of the upper collar 21 of the inner shoji 2 is attached to the indoor side surface of the indoor side wall 111b on the outer side surface of the lower end of the indoor side wall 111b of the metal upper frame 111 by an attachment groove or the like. Is provided with an engaging portion for attaching the resin upper frame 112. In addition, an airtight material s31 that is in contact with the inner side surface of the upper arm 31 of the outer cover 3 is attached to the outer side surface of the lower wall of the central wall portion 111d of the metal upper frame 111 by an attachment groove or the like. An engaging portion is provided on the side surface to attach the resin cover member 113 or the metal cover member 114.

The resin upper frame 112 of the upper frame 11 is fixed to the metal upper frame 111 by being engaged with the engaging portion of the indoor side wall 111 b of the metal upper frame 111. The resin upper frame 112 includes a resin upper frame main body portion 112a disposed so as to cover the inner side surface over the entire length of the metal upper frame 111 in the direction of finding (left and right), and an inner peripheral indoor side end of the resin upper frame main body portion 112a. It has the collar part 112b extended in the indoor side.
The lower wall of the resin upper frame main body 112a of the resin upper frame 112 fixed to the metal upper frame 111 extends to the outdoor side, covers the lower end surface of the indoor side wall 111b, and contacts the airtight material s21. Or it is close.

  As shown in FIG. 2, the resin cover member 113 of the upper frame 11 includes an inner peripheral wall portion 113a disposed along the inner peripheral (lower) surface of the upper frame main body portion 111a, and a lower side from the indoor side of the inner peripheral wall portion 113a. The indoor-side finding wall portion 113b provided toward the interior and the inner peripheral wall portion 113a are provided to face downward from the outdoor side of the inner peripheral wall portion 113a, and are arranged along the indoor side of the central wall portion 111d. It has a finding wall portion 113c and a lower wall portion 113d having a hollow cross section provided in the indoor direction from the lower end of the finding wall portion 113c on the outdoor side.

  The resin cover member 113 is arranged on the inner periphery of the metal upper frame 111 on the side of the obstacle in the direction of finding 3 when the outer obstacles 2 and 3 are closed, and the inner wall of the finding wall 113b is placed on the metal upper frame 111. The outer wall of the indoor side wall portion 111b is locked in the mounting groove of the airtight material, and the outdoor wall finding wall portion 113c and the lower wall portion 113d are engaged with the engaging portion formed in the central wall portion 111d. By doing so, it is attached to the metal upper frame 111. The lower wall portion 113d of the resin cover member 113 is disposed on the lower end surface of the central wall portion 111d so as to be in contact with or close to the hermetic material s31. Will not be exposed.

  As shown in FIG. 3, the metal cover member 114 of the upper frame 11 includes an inner peripheral wall portion 114a disposed along the inner peripheral (lower) surface of the upper frame main body portion 111a, and a lower side from the indoor side of the inner peripheral wall portion 114a. The indoor-side finding wall 114b provided toward the interior and the outdoor-side finding having a hollow cross-section disposed along the indoor side of the central wall 111d provided downward from the outside of the inner peripheral wall 114a. It has a wall part 114c and a lower wall part 114d having a hollow cross section extending in the room direction from the lower end of the outdoor-side finding wall part 114c.

  The metal cover member 114 is disposed on the inner circumference of the metal upper frame 111 on the side of the inner impeller 2 in the direction of finding when the inner and outer obstacles 2 and 3 are closed. The outer wall of the indoor side wall portion 111b is locked in the mounting groove of the airtight material, and the outdoor side finding wall portion 114c and the lower wall portion 114d are engaged with the engaging portion formed in the central wall portion 111d. By doing so, it is attached to the metal upper frame 111.

(Bottom frame configuration)
As shown in FIGS. 2 and 3, the lower frame 12 constituting the sash frame 1 is fixed to the opening of the building and made of a metal material such as an aluminum alloy, and the interior side of the metal lower frame 121 is found. And a resin lower frame 122 made of a resin material and disposed on the surface. Further, the lower frame 12 is an inner peripheral surface (upper surface) of the metal lower frame 121 on the side of the outer shroud 3 in the closed state of the inner and outer shrouds 2 and 3, and is an inner resin disposed on the indoor side of the inner rail. The cover member 123 and the outer resin cover member 124 disposed outside the inner rail are provided.

  The metal lower frame 121 of the lower frame 12 includes a lower frame body 121a attached to the inner periphery of the building opening, a rising section 121b having a hollow cross section provided on the indoor side of the lower frame body 121a, and a rising section. An indoor side wall portion 121c in which the indoor side finding surface of 121b extends upward, an airtight material holding piece portion 121d extending from the upper position of the outdoor side surface of the rising portion 121b toward the outdoor side, and the rising portion 121b The outdoor lower rail portion 121e provided on the upper surface of the outdoor frame, the outdoor lower rail portion 121f provided on the outdoor upper surface of the lower frame main body portion 121a, and the outdoor outer end portion of the lower frame main body portion 121a bent upward. It has a side wall 121g.

  An airtight material s22 that is in contact with the indoor side surface of the lower heel 22 of the inner shoji 2 is attached to the outer side surface of the indoor side wall 121c of the metal lower frame 121 by an attachment groove or the like, and the chamber of the airtight material holding piece 121d is attached. An airtight material s32 that is in contact with the inner side surface of the lower arm 32 of the external shoji 3 is attached to the outer end portion by an attachment groove or the like.

An engaging portion for attaching the resin lower frame 122 is formed on the indoor side surface of the rising portion 121b and the upper end portion of the indoor side wall portion 121c. In addition, a locking portion for attaching the inner resin cover member 123 is formed on the indoor side surface of the indoor lower rail portion 121e and the outdoor side surface of the indoor side wall portion 121c, and the outdoor side surface of the indoor lower rail portion 121e and the airtight material are retained. A locking portion for attaching the outer resin cover member 124 is formed in the vicinity of the outdoor side end portion of the piece portion 121d.
The outdoor side wall 121g of the metal lower frame 121 may constitute a rail on which a screen door (not shown) travels together with the outdoor side wall 111c of the metal upper frame 111.

The resin lower frame 122 of the lower frame 12 is fixed to the metal lower frame 121 by being engaged with engaging portions formed on the indoor side surface of the rising portion 121b and the upper end portion of the indoor side wall portion 121c. The resin lower frame 122 includes a resin lower frame main body 122a disposed so as to cover the inner side surface over the entire length of the metal lower frame 121 in the finding (left and right) direction, and an inner side of the inner side of the resin lower frame main body 122a on the indoor side. It has the collar part 122b extended in this.
The upper wall of the resin lower frame main body 122a of the resin lower frame 122 fixed to the metal lower frame 121 is extended to the outdoor side, covers the upper end surface of the indoor side wall 121c, and abuts against the airtight material s22. It is close.

  The inner resin cover member 123 of the lower frame 12 is engaged with engagement portions formed on the indoor side surface of the indoor lower rail portion 121e and the outdoor side surface of the indoor side wall portion 121c, so that the indoor side surface of the indoor lower rail portion 121e. The metal lower frame 121 extending from to the airtight material s22 attached to the indoor side wall 121c is covered. Further, the outer resin cover member 124 is engaged with an engagement portion formed in the vicinity of the outdoor side surface of the indoor lower rail portion 121e and the outdoor side end portion of the airtight material holding piece portion 121d. The metal lower frame 121 from the outdoor side surface of 121e to the airtight material s32 is covered. Therefore, in the closed state of the inner and outer obstacles 2 and 3, the exposure of the lower frame 12 on the inner side of the outer obstacle 3 to the indoor side is kept to a minimum.

(Portside frame configuration)
As shown in FIG. 4, the port frame 13 constituting the sash frame 1 is composed of a metal port frame 131 made of a metal material such as an aluminum alloy fixed to a building opening, and the interior side of the metal port frame 131. It has a main resin port frame 132 made of a resin material and disposed on the inner peripheral surface, and a sub resin port frame 133 disposed on the inner peripheral surface of the main resin port frame 132.

  The metal port frame 131 of the port frame 13 extends in the inner circumferential direction from the port frame main body 131a attached to the inner periphery of the building opening, and from the inner peripheral surface of the indoor side end of the port frame main body 131a. The indoor side wall portion 131b, the airtight material mounting portion 131c extending in the direction of the port frame main body portion 131a from the middle of the room in the prospective direction toward the inner circumferential direction, and the port side on the outdoor side of the airtight material mounting portion 131c. A drawing piece 131d extending in the inner peripheral direction from the inner peripheral surface of the frame main body 131a, and an outdoor wall 131e extending in the inner peripheral direction from the outer peripheral end inner peripheral surface of the port frame main body 131a. have.

  An airtight material s33 that is in contact with the indoor side surface of the door toe 33 of the external shoji 3 is attached to the outdoor side surface of the airtight material attachment portion 131c of the metal port frame 131 by an attachment groove or the like. On the indoor side surface, an engaging portion that engages the outdoor side end portion of the main resin port side frame 132 is formed.

  The main resin port frame 132 of the port frame 13 includes a resin port frame main body 132a that has a hollow portion and covers the inner peripheral surface on the indoor side of the airtight material mounting portion 131c of the metal port frame 131, and a metal left An indoor side portion 132b formed on the indoor side of the resin port frame main body portion 132a so as to be located on the indoor side of the vertical frame 131, a sub-resin vertical frame mounting portion 132c formed on the outdoor side of the hollow portion, It has a collar part 132d extending in the indoor direction from the indoor side inner peripheral end of the indoor side part 132b.

The main resin port frame 132 is formed with a fitting portion 132e on the outer peripheral side of the boundary portion between the resin port frame main body portion 132a and the indoor side portion 132b to which the indoor side wall portion 131b of the metal port frame 131 is fitted. By engaging the outdoor side end portion with the engaging portion formed on the indoor side surface of the airtight material attaching portion 131c in a state where the indoor side wall portion 131b of the metal port side frame 131 is fitted, the metal left side The hook frame 131 is arranged over the entire length of the finding (vertical) direction.
The main resin port frame 132 covers the inner peripheral surface of the metal port frame 131 when the outer shoji 2 and 3 are closed, and the metal port frame 131 is not exposed to the indoor side. .

  The auxiliary resin port frame 133 of the port frame 13 has a door stop portion 133a made of a soft resin material and the like, and an attachment portion 133b that engages with the auxiliary resin flange frame attachment portion 132c of the main resin port frame 132. ing. The secondary resin port frame 133 is attached to the secondary resin frame frame mounting part 132c of the main resin port frame 132 so that the door stop 133a is continuous with the inner peripheral surface of the main resin port frame 132. Is attached.

(Configuration of starboard frame)
As shown in FIG. 4, the starboard frame 14 constituting the sash frame 1 includes a metal starboard frame 141 made of a metal material such as an aluminum alloy fixed to the building opening, and the interior side of the metal starboard frame 141. A resin starboard frame 142 made of a resin material is disposed at the end.

  The metal starboard frame 141 of the starboard frame 14 is extended in the inner peripheral direction from the starboard frame main body 141a attached to the inner periphery of the building opening and the indoor inner peripheral surface of the starboard frame main body 141a. The inner side wall 141b, the pulling piece 141c extending in the inner circumferential direction from the inner peripheral surface of the starboard frame main body 141a on the outdoor side of the indoor side wall 141b, and the expected direction of the starboard frame main body 141a A central wall portion 141d extending in the inner peripheral direction from the inner peripheral surface at a substantially central position, and an outdoor side wall portion 141e extending in the inner peripheral direction from the outdoor side end of the starboard frame main body portion 141a. .

  An airtight material s24 that is in contact with the indoor side surface of the door rod 24 of the inner shoji 2 is attached to the outdoor side surface of the indoor side wall 141b of the metal starboard frame 141 by an attachment groove or the like. An engaging portion for engaging the collar frame 142 is formed.

The resin starboard frame 142 of the starboard frame 14 engages with the engaging portion of the indoor side wall portion 141b of the metal starboard frame 141, and covers the indoor side surface over the entire length of the indoor side wall portion 141b in the direction of finding (up and down). Are arranged as follows.
The resin starboard frame 142 is disposed on the inner peripheral end surface of the indoor side wall portion 141b so as to contact or be close to the airtight material s24, and the indoor side wall portion 141b of the metal starboard frame 14 is exposed to the indoor side. There is no. A flange 142b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin starboard frame 142.

-Configuration of inner and outer shoji-
(Composition of upper arm)
Since the upper collars 21 and 31 constituting the inner and outer shojis 2 and 3 are substantially the same in structure, the upper collar 21 of the inner shoji 2 will be described here.
As shown in FIG. 3, the upper collar 21 constituting the inner shoji 2 includes a metal upper collar 211 made of a metal material such as an aluminum alloy, and a resin upper collar 212 arranged on the indoor side surface of the metal upper collar 211. ing.

  The metal upper collar 211 has an upper collar body 211a having a hollow portion and an opening that opens upward, and a glass front opening 211b that is connected to the inner periphery (downward) of the upper collar body 211a. Yes. The glass front portion 211b is formed wider in the prospective direction than the upper heel body portion 211a, and is continuously provided so that the lower end on the indoor side of the upper heel body portion 211a projects toward the indoor side. Upper and lower locking portions for locking the resin upper rod 212 are formed at the upper end of the indoor side surface of the upper rod main body portion 211a and the lower end of the glass front portion 211b on the indoor side.

The resin upper rod 212 includes an upper wall portion 212a disposed on the indoor side surface of the upper collar body portion 211a, a lower wall portion 212c disposed on the indoor side surface of the glass front end portion 211b, an upper wall portion 212a, and a lower wall portion 212c. The prospective wall part 212b which connects these. Upper and lower hollow portions 212d and 212e are formed in the upper wall portion 212a and the lower wall portion 212c, respectively.
Locking portions are formed at the upper end of the upper wall portion 212a and the lower end of the lower wall portion 212c, respectively, and the upper and lower portions formed at the upper end of the indoor side surface of the upper collar body portion 211a and the lower end of the glass front end portion 211b on the indoor side. By being respectively locked with respect to the locking portions, the resin upper collar 212 has a space with respect to the metal upper collar 211 and is disposed on the indoor side.
The upper collar 21 has high heat insulating performance due to the space between the resin upper collar 212 and the metal upper collar 211 and the upper and lower hollow portions 212d and 212e.

The upper lid 21 of the inner shroud 2 is slidably guided by the upper frame 11, and when the outer shoji 3 is closed, the inner side wall of the upper frame 11 is placed on the inner side of the resin upper collar 212 of the upper collar 21. The airtight material s21 attached to the outdoor side surface of the portion 111b is in contact.
On the other hand, the upper collar 31 of the outer shoji 3 is slidably guided by the outdoor upper rail 111e of the upper frame 11, and the central wall portion 111d of the upper frame 11 is provided on the indoor side surface of the resin upper collar 312 of the upper collar 31. The airtight material s31 attached to the outdoor side surface of this is in contact.

(Composition of Shimojo)
As shown in FIG. 3, the lower collar 22 constituting the inner shoji 2 includes a metal lower collar 221 made of a metal material such as an aluminum alloy, and a resin lower collar 222 made of a resin material disposed on the indoor side surface of the metal lower collar 221. have.

  The lower metal plate 221 of the inner shoji 2 has a lower glass body portion 221a that accommodates wheels w guided by an indoor rail provided on the lower frame 12, and a glass frontage that is continuously provided on the inner periphery of the lower leather body portion 221a. It has a part 221b. The glass front 221b is formed wider in the prospective direction than the lower jar body 221a, and is continuously provided so as to protrude from the upper end of the lower jar body 221a to the indoor side. Upper and lower locking portions for locking the resin lower jar 222 are formed at the lower end of the indoor side surface of the lower casket main body portion 221a and the upper end of the glass front portion 221b on the indoor side.

The resin lower eyelid 222 of the inner impeller 2 includes a resin lower eyelid main body portion 222a composed of a plurality of hollow portions arranged in the expected direction, and a plurality of fin pieces 222c extending from the lower surface of the resin lower eyelid main body portion 222a. Among the plurality of hollow portions, the indoor hollow portion 222b disposed on the most indoor side extends to the inner peripheral side with respect to the other hollow portions, and covers the indoor side of the glass front portion 221b of the metal lower frame 121. Locking portions are respectively formed at the upper end of the indoor hollow portion 222b and the lower end of the resin lower gutter main body portion 222a, and are formed at the lower end of the indoor side surface of the lower gutter main body portion 221a and the upper end on the indoor side of the glass front portion 221b. Since the upper and lower locking portions are respectively locked, the resin lower rod 222 has a space with respect to the metal lower rod 221 and is disposed on the indoor side.
The lower collar 22 has high heat insulation performance due to the space between the resin lower collar 222 and the metal lower collar 221 and a plurality of hollow portions. Further, the plurality of fin pieces 222 c extending from the lower surface of the resin lower heel main body portion 222 a are close to the upper surface of the resin lower frame body 122 of the lower frame 12, and the lower surface of the resin lower heel main body portion 222 a and the resin lower frame 122 The space between the top surface is divided in the prospective direction. As a result, a heat insulating space is formed between the lower frame 12 and the lower collar 22, and the heat insulating performance is improved between the inner shoji 2 and the lower frame 12.

On the other hand, as shown in FIG. 2, the lower collar 32 constituting the shoji 3 includes a metal lower collar 321 made of a metal material such as an aluminum alloy and a resin made of a resin material disposed on the indoor side of the metal lower collar 321. It has a lower collar 322.
The lower metal arm 321 of the outer shoji 3 is connected to the lower arm main body 321a for housing the wheel w guided by the outdoor lower rail portion 121f provided on the lower frame 12, and the inner periphery of the lower arm main body 321a. It has a glass opening 321b. The glass front portion 321b is formed wider in the prospective direction than the lower gutter main body 321a, and is continuously provided so as to protrude from the upper end of the lower gutter main body 321a to the indoor side. Upper and lower locking portions for locking the resin lower jar 322 are formed at the lower end of the indoor side surface of the lower casket main body 321a and the upper end of the glass front 321b on the indoor side.

The resin lower collar 322 of the outer shoji 3 includes a resin lower collar body portion 322a made of a hollow portion, an indoor resin cage 322b made of a hollow portion extending upward from the inner peripheral surface of the resin lower collar body portion 322a, It has a plurality of fin pieces 322c extending from the lower surface of the resin lower iron main body 322a. Locking portions are formed at the upper end of the indoor resin cage 322b and the lower end of the resin lower cage main body 322a, respectively, and are formed at the lower end of the indoor side surface of the lower cage main body 321a and the indoor upper end of the glass front portion 321b. Since the upper and lower locking portions are respectively locked, the resin lower rod 322 has a space with respect to the metal lower rod 321 and is disposed on the indoor side.
The lower collar 32 has high heat insulation performance due to the space and the hollow portion between the resin lower collar 322 and the metal lower collar 321. Further, the plurality of fin pieces 322c extending from the lower surface of the resin lower brace body portion 322a are close to the upper surface of the outer resin cover member 124 of the lower frame 12, and the lower surface of the resin lower rod body portion 322a and the outer resin cover member The space between the upper surface of 124 is divided in the prospective direction. Thereby, a heat insulating space is formed between the lower frame 12 and the lower heel 32, and the heat insulating performance is improved between the outer screen 3 and the lower frame 12.

(Composition of the door toe)
Since the door toe cages 24 and 33 constituting the inner and outer shojis 2 and 3 are substantially the same in structure, the explanation will be made mainly using the door toe cage 24 of the inner shoji 2 here.
As shown in FIG. 4, the door toe 24 constituting the inner shoji 2 includes a metal door toe 241 made of a metal material such as an aluminum alloy, and a resin made of a resin material disposed on the indoor side surface of the metal door toe 241. It has a door toe 242.

The metal door toe 241 includes a door toe main body 241a composed of a hollow portion and an opening groove continuously provided on the door end side of the hollow, and a glass frontage continuous to the inner periphery of the door toe main body 241a. A pulling block f is disposed in the opening groove of the door toe main body 241a. The glass front end portion 241b is formed wider in the prospective direction than the door toe main body 241a, and is continuously provided so as to protrude from the inner peripheral end of the door toe main body 241a to the indoor side.
A locking portion that locks the resin door rod 242 is formed at the door tip side tip of the indoor side wall that forms the opening groove of the door rod main body 241a and the indoor side inner peripheral end of the glass front opening 241b. ing.

The resin door toe 242 includes a door toe side 242a that covers the indoor side of the door toe main body 241a, a front side 242c that covers the indoor side of the glass front 241b, a door side 242a, and a front side 242c. It has a prospective wall portion 242b having a hollow cross section extending in the prospective direction to be connected.
The resin door toe 242 is formed with a locking portion at the door toe side end of the door toe side 242a and the inner peripheral side end of the front side 242c, and the door toe main body 241a and the glass front 241b. By being respectively latched with respect to the right and left latching portions formed in, a space with respect to the metal door rod 241 is provided on the indoor side.
The door end fence 24 has high heat insulation performance due to the space between the resin door end fence 242 and the metal door end fence 241 and the hollow portion of the prospective wall portion 242b.

  In the closed state of the inner and outer shoji 2, 3, the airtight material s24 disposed on the starboard frame 14 is in contact with the door toe 24 between the starboard frame 14 and the starboard frame 24, and the resin. The starboard frame 142 is close to the resin door toe 242. As a result, a semi-sealed or sealed space S2 is formed by the door-end side portion 242a of the resin door-end rod 242 and the prospective wall portion 242b and the resin starboard frame 142 of the starboard frame 14, and the starboard frame 14 and the inner shoji 2 are formed. The heat insulation performance between the two is improved.

  On the other hand, in the closed state of the inner and outer shojis 2 and 3, the airtight material s33 disposed on the left-hand side frame 13 abuts against the door toe side 33 between the left-hand side frame 13 and the outer-side shoji 3, and the auxiliary resin The left side frame 133 is in contact with the resin door rod 332. Thus, a semi-sealed or sealed space S3 is formed by the door-end side portion 332a of the resin door-end rod 332 made of a resin material, the prospective wall portion 332b, and the auxiliary resin port-side frame 133 of the port frame 13, and the port frame The heat insulation performance between 13 and the shoji 3 is improved.

(Composition of summons)
As shown in FIG. 4, the summoning cage 23 constituting the inner shoji 2 is a resin member disposed on the outer peripheral side surface and the indoor side surface of the metal summoning rod 231 made of a metal material such as an aluminum alloy. It has a resin sump 232 made of

  The metal summon bowl 231 is connected to the inner periphery of the summit bowl main body 231a having a hollow portion and an airtight material s52 attached to the outdoor side surface and having an L-shaped piece formed thereon, and the sump bowl main body 231a. In addition, a plurality of locking portions for locking the resin sump 232 are formed on the outer peripheral side surface and the indoor side surface of the summit main body portion 231a and the glass front end portion 231b. .

The resin summon bowl 232 is composed of a resin summit bowl main body 232a having a plurality of hollow portions aligned in the prospective direction and the finding direction, and is latched by a plurality of latch portions formed on the metal summit bowl 231. Thus, the metal summit bar 231 is arranged with a space from the outer peripheral side surface to the indoor side surface.
The summing bowl 23 has high heat insulating performance due to the space between the resin summing bowl 232 and the metal summoning bowl 231 and a plurality of hollow portions.

  As shown in FIG. 4, the summon cage 34 constituting the outer shoji 3 is composed of a metal summit rod 341 made of a metal material such as an aluminum alloy, and a resin material arranged on the indoor side surface of the metal summit cage 341. It has a resin sump 342.

The metal summoning bowl 341 has a hollow portion, and an L-shaped piece that forms smoke return in cooperation with the L-shaped piece formed on the outdoor side surface of the metal summoning collar 231 of the inner shoji 2 is formed on the indoor side surface. And a glass frontage 341b connected to the inner periphery of the summit bowl main body 341a.
The summon bowl main body 341a includes an expansion material attachment portion 341c for attaching a heat expansion material that expands by heating to the indoor side surface of the hollow portion, and a resin summon 342 is provided on the inner peripheral side of the expansion material attachment portion 341c. A locking portion for locking is formed.

  The resin sump 342 is attached to cover the indoor side surface of the summon main body 341a and the indoor side of the glass front 341b by being locked to the locking part formed on the metal sump 341. . The summing cage 34 has the airtight material s52 attached to the summing cage 23 of the inner shingle 2 in contact with the resin summing cage 342 in the closed state of the outer shoji 3, so that The metal summon 341 is not exposed to the indoor side.

(Structure of the inner peripheral surface of the upper frame)
As described above, the heat insulating sash of the present embodiment includes the frame member 1 and the frame member and the saddle member constituting the outer shoji 2, 3 by the metal member and the resin member disposed on the indoor side of the metal member. By forming, it is configured as a heat insulating sash.
Furthermore, the heat insulation sash of the present embodiment improves the heat insulation performance of the upper frame portion of the frame body 1 as a whole, and further improves the heat insulation performance as a whole, and improves the strength against external force when closing the internal and external shoji. I am trying.
Below, the structure for improving the said heat insulation performance and improving the intensity | strength with respect to the external force at the time of closing of an internal and external shoji is demonstrated with reference to FIG.

As shown in FIG. 5, the resin upper frame 112, which is a resin member disposed on the indoor side of the upper frame 11, has an engagement portion 111 f formed at the upper end of the indoor side wall portion 111 b of the metal upper frame 11, and the indoor side wall. By engaging with the engaging portion 111g formed at the lower end of the portion 111b, the indoor side surface of the indoor side wall portion 111b of the metal upper frame 111 is found and covered over the entire length in the left-right direction.
The lower wall of the resin upper frame main body portion 112a of the resin upper frame 112 is extended to the outdoor side so as to cover the lower end surface of the indoor side wall portion 111b, and the outdoor end of the lower wall is a lower part of the indoor side wall portion 111b. It arrange | positions so that it may contact | abut or adjoin to the airtight material s21 attached to.

The resin cover member 113, which is a resin member disposed on the inner peripheral surface of the upper frame 11, has a mounting groove for the airtight material s21 in which the lower end of the indoor side wall 113b is attached to the indoor side wall 111b of the metal upper frame 111. In addition to being locked to the upper surface of 111h, the locking portion formed on the outdoor-side finding wall portion 113c or the lower wall portion 113d is locked to the engaging portion 111i formed on the central wall portion 111d, so that the metal It is attached to the upper frame 111.
The lower end of the indoor-side finding wall portion 113b of the resin cover member 113 is disposed so as to contact or be close to an airtight material s21 attached to a lower portion of the indoor side wall portion 111b. Further, the lower wall portion 113d of the resin cover member 113 is extended to the outdoor side so as to cover the lower end surface of the central wall portion 111d, and the outdoor side end of the lower wall portion 113d is located at a lower portion of the central wall portion 111d. It arrange | positions so that it may contact | abut or adjoin to the attached airtight material s31.

Furthermore, a protrusion 113j is formed on the lower end of the outer wall of the lower wall portion 113d, which is close to the indoor side surface of the upper collar 21 of the outer reed 3, and the inner peripheral surface of the metal upper frame 111 on the outer reed 3 is Not exposed indoors.
Note that the lower wall portion 113d functions as a steadying portion that is close to the finding surface on the outdoor side of the upper collar 21 of the inner impeller 2 when the inner impeller 2 is opened and closed.

And in the heat insulation sash in this embodiment, the resin cover member 113 arrange | positioned at the inner peripheral surface of the upper frame 11 is two protrusion members 115,116 in the prospective direction (indoor / outdoor direction) on the inner peripheral wall 113a. have.
The outdoor projecting member 115 is made of a hard synthetic resin material or the like. The mounting portion 115a is attached to a mounting groove 113k formed on the lower surface on the outdoor side of the inner peripheral wall portion 113a of the resin cover member 113, and a soft synthetic resin material. A main protruding piece 115b made of an elastic material such as a slant extending from the mounting portion 115a toward the indoor side and downward, and a lower surface of the main protruding piece 115b made of an elastic material such as a soft synthetic resin. It has a sub-projection piece 115c extending obliquely outward and downward.

  On the other hand, the projecting member 116 on the indoor side is made of a hard synthetic resin material or the like, and an attachment portion 116a attached to an attachment groove 113m formed on the lower surface on the indoor side of the inner peripheral wall portion 113a of the resin cover member 113, and a soft synthetic material. A main projecting piece 116b made of an elastic material such as a resin material and obliquely extending from the mounting portion 116a toward the outdoor side and the lower side, and a central lower surface in the width direction of the main projecting piece 116b made of an elastic material such as a soft synthetic resin material. A sub-projection piece 116c extending obliquely from the interior toward the interior and downward.

And the protrusion members 115 and 116 attached to the resin cover member 113 of the upper frame 11 are such that the ends of the main protrusion pieces 115b and 116b are close to each other, and the inner peripheral wall 113a and the main protrusion pieces 115b and 116b The first heat insulating space S11 is formed on the inner peripheral surface of the upper frame 11.
Further, the tip of the sub-projection piece 115c of the outdoor projecting member 115 is close to the lower wall 113d extending in the indoor direction from the exterior wall 113c of the resin cover member 113, and the outdoor side A second heat insulating space S12 is formed on the inner peripheral surface of the upper frame 11 by the finding wall portion 113c, the lower wall portion 113d, and the protruding member 115.
Furthermore, the tip of the sub-projection piece 116c of the indoor-side protruding member 116 is close to the lower end of the indoor-side finding wall 113b of the resin cover member 113, and the indoor-side finding wall 113b and the protruding member 116 A third heat insulating space S13 is formed on the inner peripheral surface of the upper frame 11.

  On the other hand, the metal cover member 114 is disposed on the inner periphery of the metal upper frame 111 in a state in which the metal cover member 114 is aligned with the resin cover member 113 in the direction of finding the inner obstacle 2 at the time of closing the outer shoji 2 and 3. As shown in FIG. 6, the lower end of the indoor side wall 114b is locked to the upper surface of the mounting groove 111h of the airtight member s21 attached to the indoor side wall 111b of the metal upper frame 111, and The engaging portion formed on the finding wall portion 114c or the lower wall portion 114d is attached to the metal upper frame 111 by engaging the engaging portion 111i formed on the central wall portion 111d.

  The position of the indoor side end portion of the lower wall portion 114 d of the metal cover member 114 substantially coincides with the position of the indoor side end portion of the lower wall portion 113 d of the resin cover member 113, and the lower wall portion 114 d of the metal cover member 114. In the closed state of the inner and outer shojis 2 and 3, it functions as a steady rest that is close to the outdoor surface of the upper collar 21 of the inner shoji 2.

As described above, the heat insulating sash according to the present embodiment has the resin cover member 113 disposed on the inner peripheral surface of the upper frame 11 in the inner region of the outer frame 3 when the outer frame 2, 3 is closed. The heat insulation performance of the upper frame can be improved.
And the metal which has the steadying part (lower wall part 114d) which adjoins the surface of the inner side of the upper arm 21 of the inner shoji 2 in the area | region on the inner side of the upper arm 21 in the area | region on the inner shoji 2 side at the time of closing of the inner and outer shoji 2,3 Since the cover member 114 is provided side by side with the resin cover member 113 in the direction in which the cover member 114 is located, it is possible to suppress the rattling of the inner shroud 2 arranged at the closed position of the inner and outer obstacles 2 and 3, and to reduce external force by strong winds such as typhoons. Even if it occurs, the inner cover 2 can be supported by the metal cover member 114, so that deformation such as distortion of the inner cover 2 can be suppressed.

  Furthermore, the position of the indoor side end portion of the steady portion (lower wall portion 113 d) of the resin cover member 113 disposed in the region of the upper frame 11 on the side of the obstacle 3, and the steady portion (lower wall portion) of the metal cover member 114. 114d) can be opened and closed smoothly by substantially matching the position of the indoor side end.

  In the heat insulating sash of the present embodiment, the shape of the metal cover member 114 is not limited to the shape of the embodiment, and may be a shape that does not include the indoor-side finding wall portion 114b, for example. Other shapes and attachment means are not particularly limited.

1: Frame 11: Upper frame 111: Metal upper frame 112: Resin upper frame 113: Resin cover member (cover member)
113a: inner peripheral wall portion 113b: finding wall portion 113c: finding wall portion 113d: lower wall portion (stabilization portion)
114: Metal cover member (cover member)
114a: inner peripheral wall portion 114b: finding wall portion 114c: finding wall portion 114d: lower wall portion (stabilization portion)
12: Lower frame 121: Metal lower frame 122: Resin lower frame 13: Port side frame 131: Metal port frame 132: Main resin port frame 133: Secondary resin port frame 14: Starboard frame 141: Metal starboard frame 142: Resin starboard frame 115: Protruding member 115a: Mounting portion 115b: Main protruding piece 115c: Sub protruding piece 116: Protruding member 116a: Mounting portion 116b: Main protruding piece 116c: Sub protruding piece 2 21: Upper cage 211: Metal upper cage 212: Resin upper cage 22: Lower cage 23: Summon cage 231: Metal summon cage 232: Resin summon cage 24: Door rod 241: Metal door rod 242: Resin door Leader 3: Shoji 31: Upper arm 32: Lower arm 321: Metal armor 322: Resin armor 33: Door edge arm 332: Resin door arm 34: Summoning arm 341: Metal armor 342: Resin summon Joint

Claims (1)

It has a frame that is placed in the opening of the building, and a shoji that can be opened and closed in the frame,
The frame body has an upper frame body and a cover member attached to the lower surface of the upper frame body.
The cover member includes a resin cover member disposed on the indoor side of the shoji on the side of the shoji when the shoji is closed, and a metal cover member disposed side by side with the resin cover member on the inner hand of the shoji when the shoji is closed. Have
The heat insulating sash characterized by the metal cover member being provided with the steady rest which adjoins the outdoor surface of the inner shoji when the shoji is closed.

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