JP2018168673A - Heat insulation sash - Google Patents

Abstract

To improve heat insulation property of a whole fitting by suppressing transmission of cold and heat on an outdoor side face of a sliding screen arranged inside a frame body.SOLUTION: A heat insulation sash comprises: a frame body formed by assembling top and bottom frame members and left and right vertical frame members on four sides, arranged in an opening of a building; and a sliding screen formed by assembling top and bottom rail members and left and right stile members on four sides and arranging a panel body on an inner periphery, arranged so as to be freely slidable and openable and closable with respect to an opposing pair of frame members. In a stile member constituting the sliding screen arranged on an outdoor side of the frame body, a glass opening which holds the panel body is formed so as to protrude towards an indoor side, and the indoor side is formed to be almost flat.SELECTED DRAWING: Figure 5

Description

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

  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)

JP 2006-188927 A

The fitting of the said patent document 1 can suppress the transmission of the cold heat from the indoor side surface of a fitting, and can improve heat insulation performance by arrange | positioning the resin frame body and resin collar material which consist of resin materials to the indoor side.
And the panel arrange | positioned at a shoji was made into the double glass which arrange | positioned two glass inside and outside, and transmission of the cold heat from a panel surface was prevented and the heat insulation was improved.
However, in order to further improve the heat insulation performance of the panel surface, if the glass opening is made large to increase the distance between the two inner and outer glasses, the irregularities on the outer surface of the shoji screen will increase and the surface area will increase. In other words, the transmission may be promoted, which may hinder the improvement of the heat insulation performance.
The present invention has been made in view of the above circumstances, and an object of the present invention is to improve the heat insulation performance of the entire joinery by suppressing the transmission of cold heat on the outdoor side surface of the shoji disposed in the frame.

  The present invention comprises a frame body formed by four-round assembly of upper and lower frame members and left and right vertical frame members, and a panel body disposed on the inner periphery by four-round assembly of upper and lower frame materials and left and right vertical frame members. It is equipped with a shoji that can be slidably opened and closed with respect to a pair of opposing frame materials, and the glass material that constitutes the shoji arranged on the outdoor side of the frame body has a glass front portion that holds the panel body on the indoor side And the outdoor side is formed to be substantially flush with each other.

  With the configuration of the present invention, it is possible to suppress overhang of the panel part to the outdoor side of the shoji, while increasing the prospective direction of the panel body such as double glass, and to reduce the contact with outside air to the glass part. It is possible to improve heat insulation by suppressing the transmission of.

It is an external appearance figure of the heat insulation sash of this invention. It is a longitudinal cross-sectional view of an outer shoji and an upper and lower frame in the position where the inner shoji is arrange | positioned at the time of closing of the heat insulation sash of this invention. It is a longitudinal cross-sectional view of the outer cover and the upper and lower frames in the position where the external cover is disposed when the heat insulating sash of the present invention is closed. It is a cross-sectional view of the heat insulation sash of this invention. FIG. 3 is an enlarged view of the vicinity of the lower arm of the inner scab of the heat insulating sash of the present invention. It is an enlarged view of the vicinity of the lower arm of the outer cover of the heat insulating sash of the present invention.

A heat insulating sash according to an embodiment of the present invention will be described with reference to FIGS.
(Composition of the whole insulation sash)
As shown in FIG. 1, the heat insulating sash according to the embodiment of the present invention includes a frame body 1 provided in a building opening of a building or the like, and a nails that are arranged to be freely retractable with respect to the frame body 1. 2 and 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 ridges 22, 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 arranged on the inner periphery. Is formed.

(Upper frame configuration)
As shown in FIGS. 2 and 3, the upper frame 11 constituting the sash frame 1 includes a metal upper frame 111 made of a metal material such as aluminum that is fixed to the opening of the building, and a room-side finding surface of the metal upper frame 111. The resin frame 112 made of a resin material that is disposed over the entire length in the direction of finding (left and right), and the resin disposed on the inner peripheral surface of the metal upper frame 111 on the side of the inner frame 2 when the inner and outer obstacles 2 and 3 are closed. A resin frame member 113 (FIG. 2) made of a material and a resin frame member 114 (FIG. 2) made of a resin material disposed on the inner peripheral surface of the metal upper frame 111 on the side of the obstacle plate 3 when the inner and outer obstacles 2 and 3 are closed. 3).

  The metal upper frame 111 includes an upper frame main body 111a that is disposed on the inner periphery of the building opening and is attached to the anchor A or the like, an indoor side wall 111b that is suspended from the indoor side end of the upper frame main body 111a, and an upper frame The outdoor side wall 111c hanging from the outdoor side end of the main body 111a, the central wall 111d hanging from near the center lower surface of the upper frame main body 111a, and the upper frame between the outdoor side wall 111c and the central wall 111d. It has the outdoor upper rail 111e suspended from the lower surface of the main body 111a.

An airtight material s11 that is in contact with the indoor side surface of the upper collar 21 of the inner shroud 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 formed with an engaging portion 111f for attaching the resin frame material 112.
In addition, an airtight material s12 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. On the side surface, two engaging portions 111g for attaching the resin frame member 113 or the resin frame member 114 are formed at two locations in the vertical direction.

The resin frame member 112 disposed on the indoor-side finding surface of the metal upper frame 111 is engaged with the engaging portion 111f of the indoor side wall portion 111b, so that the hollow portion 112a extends from the lower end surface of the indoor side wall portion 111b to the indoor side surface. It arrange | positions so that it may cover while forming.
The resin frame member 112 is disposed so as to be in contact with or close to the hermetic material s11 at the lower end surface of the indoor side wall portion 111b, so that the indoor side wall portion 111b of the metal upper frame 111 is not exposed to the indoor side. A flange 112b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin frame member 112.

  As shown in FIG. 2, the resin frame member 113 disposed on the inner peripheral surface of the metal upper frame 111 on the inner impeller 2 side when the outer shoji 2 and 3 are closed has an inner periphery ( The upper wall portion 113a disposed along the lower surface, the outdoor wall portion 113b having a hollow cross section provided downward from the outdoor side of the upper wall portion 113a, and both indoors and outdoors from the lower end of the outdoor wall portion 113b. It has a lower wall portion 113c having a hollow cross section that extends in the direction and extends from the lower end surface of the central wall portion 111d of the metal upper frame 111 to a position close to the outdoor side surface of the upper collar 21 of the inner shoji 2.

  The resin frame member 113 locks the indoor side end portion of the upper wall portion 113a to a locking portion formed at the upper end on the outdoor side of the indoor side wall portion 111b of the metal upper frame 111, as well as the outdoor wall portion 113b and the lower wall portion 113b. By engaging the wall portion 113c with the engaging portion 111g formed on the central wall portion 111d, the lower surface of the upper frame main body portion 111a of the metal upper frame 111 and the indoor side surface of the central wall portion 111d are covered and Since the indoor side end of the wall 113c is close to the outdoor side surface of the upper collar 21 of the inner shoji 2, the space between the inner shoji 2 and the upper frame 11 is closed when the inner and outer shoji 2, 3 are closed. This prevents the heat from being widely opened to the outside and suppresses the transmission of cold heat to the room.

  The resin frame member 114 disposed on the inner peripheral surface of the metal upper frame 111 on the side of the outer panel 3 when the outer panel members 2 and 3 are closed is, as shown in FIG. Lower wall), the upper wall portion 114a disposed along the surface, the outdoor wall portion 114b having a hollow cross section provided downward from the outdoor side of the upper wall portion 114a, and the indoor / outdoor direction from the lower end of the outdoor wall portion 114b. A lower wall portion 114c having a hollow cross-section extending from the lower end surface of the central wall portion 111d of the metal upper frame 111 to a position close to the outdoor side surface of the upper collar 21 of the inner shoji 2, and the indoor side of the upper wall portion 114a It has the indoor wall part 114d provided toward the downward direction.

The resin frame member 114 locks the lower end of the indoor wall portion 114d to the upper surface of an airtight material mounting groove or the like formed in the indoor side wall portion 111b of the metal upper frame 111, and the outdoor wall portion 114b and the lower wall portion 114c. Is engaged between the inner side wall portion 111b of the metal upper frame 111 and the central wall portion 111d, and the upper frame main body portion of the metal upper frame 111 is engaged with the engaging portion 111g formed on the central wall portion 111d. The indoor side lower surface of 111a, the indoor side surface of the central wall part 111d, and the outdoor side surface of the indoor side wall part 111b are covered.
The resin frame member 114 is formed by forming the outdoor wall portion 114b and the lower wall portion 114c to have a hollow cross-sectional shape, and is arranged at a distance from the metal upper frame 111. , 3, it is possible to suppress the transfer of cold heat from the metal upper frame 111 on the indoor side of the external shoji 3 to the room.

(Bottom frame configuration)
As shown in FIGS. 2 and 3, the lower frame 12 constituting the sash frame 1 is attached to a metal lower frame 121 made of a metal such as aluminum and fixed to a building opening, and to a room-side finding surface of the metal lower frame 121. A resin frame 122 made of a resin material arranged over the entire length of the finding (left and right) direction and the inner peripheral (upper) surface of the metal lower frame 121 on the side of the outer obstacle 3 when the inner and outer obstacles 2 and 3 are closed. And a resin frame member 123 (FIG. 3) made of a resin material.

  The metal lower frame 121 is arranged on the inner periphery of the opening of the building and is attached to the anchor A or the like, and a rising portion 121b that rises on the indoor side of the lower frame main body 121a and constitutes an indoor finding surface. An indoor side wall portion 121c in which the indoor-side finding surface of the rising portion 121b extends upward, an airtight material holding piece portion 121d extending from the position above the outdoor side surface of the rising portion 121b toward the outdoor side, It has an outdoor lower rail 121e provided on the outdoor upper surface of the frame main body 121a, and an outdoor outer wall 121f formed by bending the outdoor outer end of the lower frame main body 121a upward.

An airtight material s21 (FIG. 2) that contacts the indoor side surface of the lower collar 22 of the inner shroud 2 or a fixing portion 125a of the lower rail member 125, which will be described later, is formed on the outer side surface of the upper end chamber of the indoor side wall 121c of the metal lower frame 121. A cover material s23 (FIG. 3) is attached by an engagement groove or the like, and an airtight material s22 that is in contact with the indoor side surface of the lower arm 32 of the shoji 3 is attached to the outdoor end of the airtight material holding piece 121d. It is attached by a groove or the like.
In addition, an engagement portion 121h for placing the resin frame member 123 or the indoor lower rail 126 is formed on the upper surface of the rising portion 121b, and on the indoor side surfaces of the rising portion 121b and the indoor side wall portion 121c, An engaging portion 121g for attaching the resin frame member 122 is formed.
The outdoor wall 121f of the metal lower frame 121 may constitute a rail on which a screen door (not shown) travels together with the outdoor wall 111c of the metal upper frame 111.

The resin frame member 122 disposed on the indoor-side finding surface of the metal lower frame 121 is engaged with the engaging portion 121g of the rising portion 121b and the indoor side wall portion 121c, so that the upper side surface of the indoor side wall portion 121c extends to the indoor side surface. The resin frame member 122 is disposed so as to cover the airtight member s21 or the airtight cover member s23 on the upper end surface of the indoor side wall portion 121c. The indoor side wall 121b of the metal lower frame 121 is not exposed to the indoor side. A flange 122b extending in the indoor direction is formed at the inner peripheral indoor side end of the resin frame member 122.

  The resin frame member 123 includes a fixing portion 123a formed on the indoor side in order to fix to the upper surface of the rising portion 121b, and a flat plate portion 123b extending to the outdoor side of the fixing portion 123a, and the fixing portion 123a is engaged with the engaging portion 121h. It is arranged so as to cover from the upper surface of the rising portion 121b of the metal lower frame 121 to the upper surface of the airtight material holding piece portion 121d by being fixed by a fixing means b such as a screw while being inserted into the metal frame.

A lower rail member 125 made of a metal such as aluminum and having a substantially L-shaped cross section is disposed on the upper surface of the fixing portion 123a of the resin frame member 123, and the fixing portion 125a of the resin frame member 123 and the lower rail member 125 is made of a screw or the like. It is fastened and fixed to the upper surface of the rising portion 121b by a fixing means.
And the airtight cover material s23 is attached to the engagement groove etc. of the indoor side wall part 121c of the metal lower frame 121, and it arrange | positions so that the upper surface of the fixing | fixed part 125a of the lower rail member 125 may be covered.
The resin frame member 123 is disposed at the outdoor side end portion of the airtight material holding piece portion 121d so as to be in contact with or close to the airtight material s22, and the fixing portion 125a of the lower rail member 125 is covered with the airtight cover material s23. Thus, the metal lower frame 121 is not exposed to the room on the indoor side of the door 3 when the doors 2 and 3 are closed.
Note that the lower rail of the inner shoji 2 is formed by the indoor lower rail 126 disposed on the inner shroud 2 side in the closed state of the inner and outer shojis 2 and 3 and the lower rail member 125 disposed on the outer shoji 3 side. It is configured.

(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 metal such as aluminum, which is fixed to the building opening, and an indoor inner periphery of the metal port frame 131. A resin frame member 132 made of a resin material is disposed over the entire length of the surface to be found (up and down).

  The metal port frame 131 is disposed on the inner periphery of the opening of the building and is attached to the anchor A or the like. The metal port frame 131a is a resin extending in the inner peripheral direction from the inner peripheral surface of the indoor side end of the port frame main body 131a. An engagement piece 131b for engaging the frame member 132, an airtight material mounting portion 131c extending in the inner circumferential direction from the approximate center of the port frame main body 131a slightly toward the outdoor side, and the airtight material mounting A pulling piece 131d extending in the inner peripheral direction from the inner peripheral surface of the port side frame main body 131a on the outdoor side of the portion 131c, and an inner peripheral direction from the inner peripheral surface of the outer side end of the port frame main body 131a. It has the outdoor side wall part 131e extended.

  An airtight material s32 that is in contact with the indoor side surface of the door toe 33 of the shoji 3 is attached to the outdoor side surface of the airtight material attaching portion 131c of the metal port frame 131 by an attachment groove or the like. A locking portion that locks the outdoor end of the resin frame member 132 is formed on the indoor side surface.

The resin frame member 132 disposed on the inner peripheral surface on the indoor side of the metal port frame 131 has a plurality of hollow portions, and the engagement between the engagement piece portion 131b of the metal port frame 131 and the airtight material mounting portion 131c. It is arrange | positioned so that the inner peripheral surface of the indoor side of the airtight material attachment part 131c of the metal port frame 131 may be covered by a stop or the like, and the inner side of the metal port frame 131 when the outer shoji 2, 3 is closed. The transmission of cold heat from the peripheral surface to the room is suppressed.
A flange 132c extending in the indoor direction from the inner peripheral end of the room is formed.

(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 such as aluminum that is fixed to a building opening, and an indoor inner periphery of the metal starboard frame 141. A resin frame member 142 made of a resin material is disposed over the entire length in the direction of finding (up and down) on the surface.

  The metal starboard frame 141 includes a starboard frame main body 141a that is disposed on the inner periphery of the building opening and is attached to the anchor A or the like, and an indoor side wall that extends in the inner peripheral direction from the indoor inner peripheral surface of the starboard frame main body 141a. Portion 141b, a pulling piece 141c extending in the inner peripheral direction from the inner peripheral surface of starboard frame main body portion 141a on the outdoor side of indoor side wall portion 141b, and a prospective direction substantially center position of starboard frame main body portion 141a A central wall portion 141d extending in the inner peripheral direction from the inner peripheral surface of the inner wall surface 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 s41 that is in contact with the indoor side surface of the door toe 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 141f for locking the material 142 is formed.

The resin frame member 142 arranged on the indoor-side finding surface of the metal starboard frame 141 is engaged with the engaging portion 141f of the indoor side wall portion 141b, so that it extends from the inner peripheral end portion of the indoor side wall portion 141b to the indoor side surface. It arrange | positions so that it may cover, forming the hollow part 142a.
The resin frame member 142 is disposed so as to be in contact with or close to the airtight material s41 at the inner peripheral end portion of the indoor side wall portion 141b, so that the indoor side wall portion 141b of the metal starboard frame 141 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 frame member 142.

(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. 2, the upper collar 21 constituting the inner shoji 2 has a metal upper collar 211 made of a metal such as aluminum and a resin upper collar 212 disposed on the indoor side surface of the metal upper collar 211. .

The upper metal bowl 211 has an upper bowl body 211a and a glass front opening 211b that is connected to the inner periphery (downward) of the upper bowl body 211a. Upper and lower locking portions for locking the resin upper collar 212 are formed on the lower end chamber side of the front opening 211b.
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 upper wall 212a and the lower wall 212c have upper and lower hollow portions 212d and 212e, respectively.

  Then, the resin upper collar 212 is fixed to the metal upper collar 211 by being latched to the upper and lower latching portions formed on the upper chamber interior side of the upper collar body portion 211a and the lower chamber interior side of the glass front opening 211b. The space and the upper and lower hollow portions 212d and 212e improve the heat insulating performance of the upper collar 21 of the inner shroud 2.

  Further, when the inner and outer shoji 2, 3 are closed, the airtight material s11 attached to the indoor side wall 111b of the upper frame 11 comes into contact with the indoor side of the upper resin 212 of the upper arm 21 of the inner shoji 2, and the upper The airtight material s12 attached to the central wall portion 111d of the frame 11 is in contact with the interior side of the resin upper collar 312 of the upper collar 31 of the outer obstacle 3 so that the upper frame 11 and the upper parts of the outer obstacles 2 and 3 are located. The air-tight line is configured.

(Composition of Shimojo)
As shown in FIG. 2, the lower arm 22 constituting the inner shoji 2 includes a metal lower arm 221 made of a metal such as aluminum and a resin lower arm 222 made of a resin material disposed on the indoor side surface of the metal lower arm 221. Have.
The metal lower rod 221 is composed of a lower rod main body 221a that houses a wheel (not shown) guided by a lower rail provided on the lower frame 12, and a glass that is connected to the inner periphery of the lower iron main body 221a. An opening portion 221b is provided, and upper and lower engaging portions for engaging the resin lower eyelid 222 are formed on the lower end indoor side of the lower eyelet main body portion 221a and the upper end indoor side of the glass front end portion 221b.
The resin lower rod 222 has a plurality of hollow portions, and is engaged with the upper and lower engaging portions formed on the metal lower rod 221 so as to be disposed on the indoor side of the metal lower rod 221 so that the plurality of hollow portions are formed. It arrange | positions at the room inner side of the lower armor main-body part 221a and the glass front-portion part 221b, and is improving the heat insulation performance of the lower armor 22 of the inner shoji 2. FIG.

As shown in FIGS. 2 and 3, the lower collar 32 constituting the external shoji 3 includes a metal lower collar 321 made of a metal such as aluminum and a resin lower collar made of a resin material disposed on the indoor side of the metal lower collar 321. 322.
The metal lower rod 321 includes a lower rod main body portion 321a that houses a wheel w guided by an indoor rail provided on the lower frame 12, and a glass front opening 321b that is connected to the inner periphery of the lower rod main body portion 321a. The upper and lower locking portions for locking the resin lower jar 322 are formed on the lower chamber interior side of the lower jar body 321a and the upper chamber interior side of the glass front 321b.
The resin lower collar 322 has a plurality of hollow portions, and is engaged with the upper and lower engaging portions formed on the metal lower collar 321 and arranged on the indoor side of the metal lower collar 321, so that the plurality of hollow portions are formed. It arrange | positions in the room | chamber interior of the lower armor main-body part 321a and the glass front-opening part 321b, and is improving the heat insulation performance of the lower armor 32 of the external shoji 3. FIG.

(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 door toe cage 24 of the inner shoji 2 will be described 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 such as aluminum, and a resin door to be made of a resin material disposed on the indoor side surface of the metal door toe 241. It has a ridge 242.

The metal door toe 241 includes a door toe main body 241a in which an opening groove for mounting the drawing block f is formed on the door end side, and a glass front opening 241b that is connected to the inner periphery of the door toe main body 241a. The drawing block f is arranged in the opening groove of the door toe main body 241a, and the space between the starboard frame 14 is hermetically sealed at the front end of the outdoor wall constituting the opening groove. An airtight material s42 is attached.
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.
And the heat insulation performance of the door toe wall 24 is improved by being locked by the locking part formed in the door toe wall main body part 241a and the glass front end part 241b and being arranged on the indoor side of the metal door toe wall 241. Yes.
Further, in the closed state of the inner and outer shojis 2 and 3, between the starboard frame 14 and the inner shoji 2, the door end side portion 242a and the prospective wall portion 242b of the resin door toe rod 242 made of a resin material and the right A semi-enclosed or sealed space S is formed by the resin frame member 142 of the cage frame 14, and the door-end side portion 332 a of the resin door-to-end cage 332 made of a resin material is provided between the left frame 13 and the outer screen 3. A semi-sealed or sealed space S is formed by the prospective wall portion 332b and the resin frame member 132 of the port side frame 13, thereby improving the heat insulation performance between the frame and the shoji.

(Composition of summons)
As shown in FIG. 4, the summon cage 23 constituting the inner shoji 2 includes a metal summit cage 231 made of a metal such as aluminum, and a resin member disposed on the outer peripheral side surface and the indoor side surface of the metal summit cage 231. It has a resin summon box 232.
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. And 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 231a and the glass front portion 231b. .
The resin summon bowl 232 has a plurality of hollow portions that are aligned in the prospective direction and the finding direction. The resin summit bowl 232 is locked to a locking portion formed on the metal sump bowl 231 and extends from the outer peripheral side surface to the indoor side surface of the metal sump bowl 231. By arrange | positioning, while forming several space between the metal summons 231, the heat insulation performance of the summons 23 is improved by fixing in the state which has arrange | positioned the hollow part.

As shown in FIG. 4, the summon bowl 34 constituting the shoji 3 is a metal summit bowl 341 made of a metal such as aluminum, and a resin material disposed on the inner peripheral portion of the metal summit bowl 341 on the indoor side. It has a resin sump 342 made of
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 the glass front 341b connected to the inner periphery of the sump main body 341a, and the indoor front wall constituting the glass front 341b has a hollow portion. doing.

  The resin summon 342 is attached to the inner peripheral end of the indoor front wall of the glass front portion 341b of the metal summon 341. When the airtight material s52 attached to 23 is in contact, the metal sump 341 of the summon cage 34 of the external shoji 3 is suppressed from being exposed to the indoor side, and the heat insulation performance is improved.

(Heat insulation structure of the shoji part)
As described above, in the heat insulating sash of the present embodiment, the frame body 1 and the frame material and the saddle material that constitute the outer shoji 2, 3 are formed by arranging the resin member on the indoor side of the metal member. Therefore, the heat insulation performance in the frame 1 and the inner and outer shojis 2 and 3 can be improved.
And in the heat insulation sash of this embodiment, the heat insulation performance between inner and outer glass is improved by widening the space | interval of the two glass plates which comprise the panel body 25 of the external shoji 3 as much as possible, and heat insulation of the whole sash is carried out. The performance is further improved.
Below, the structure for improving the said heat insulation performance is demonstrated using the structure of the saddle member of a shoji shown in FIG.

(Upper part of the shoji screen)
As shown in FIG. 5, the metal upper collar 311 constituting the upper collar 31 of the outer shoji 3 is guided to the outdoor upper rail 111e formed on the lower surface of the upper frame main body 111a of the metal upper frame 111 of the upper frame 11. The upper gutter main body part 311a which forms the running groove to be formed, and the glass front end part 311b connected to the inner periphery (lower side) of the upper gutter main body part 311a.
The upper rod main body 311a has a hollow portion 311c, an indoor wall portion 311d and an outdoor wall portion 311e in which the indoor side wall portion and the outdoor side wall portion of the hollow portion 311c are extended upward.

  The outdoor side surface of the upper collar main body 311a is formed flush with the outer wall 311e from the hollow portion 311c. On the other hand, on the indoor side surface of the upper collar body 311a, a locking portion 311f for locking the resin upper collar 312 is formed at the upper end of the indoor side surface of the indoor wall portion 311d, and below the locking portion 311f, A recess 311g is formed in which the upper hollow portion 312d of the resin upper collar 312 is disposed.

The glass front opening 311b includes an upper wall 311h in which a lower wall of the upper collar main body 311a extends to the indoor side, an outdoor outer wall 311i and an upper wall hanging from the outdoor end of the upper wall 311h. It has an indoor-side front wall 311j that hangs down from the indoor-side end of 311h.
The outdoor front wall 311i of the glass front 311b includes an upper part that is flush with the hollow part 311c and the outdoor wall 311e of the upper collar body 311a, and an inclined part that is slightly inclined outward from the upper part. It consists of a lower part that continues below the inclined part, and forms a smooth outdoor wall surface without projecting horizontally outward from the outdoor surface of the upper collar body 311a as a whole.

  On the other hand, the indoor-side front wall portion 311j of the glass front-portion portion 311b is formed by bending the indoor-side end of the upper wall portion 311h extending in the indoor direction from the hollow portion 311c of the upper collar body portion 311a to the indoor-side front-end portion. A locking portion 311k that locks the lower end of the resin upper collar 312 is formed at the lower end of the wall portion 311j.

The resin upper collar 312 constituting the upper collar 31 of the outer shoji 3 is a chamber of the upper wall 312a disposed on the indoor side of the upper collar body 311a of the metal upper collar 311 and the glass opening 311b of the metal upper collar 311. It has a lower wall portion 312c disposed inside, and a prospective wall portion 312b that connects the upper wall portion 312a and the lower wall portion 312c.
The upper wall portion 312a and the lower wall portion 312c have an upper hollow portion 312d and a lower hollow portion 312e, respectively, and are locked to upper and lower locking portions 311f and 311k of the metal upper rod 311. By being arranged on the indoor side, the upper hollow portion 312d is arranged in the concave portion 311g on the indoor side of the upper lid main body portion 311a and is arranged on the indoor side of the lower hollow portion 312e or the glass front end portion 311b, and the metal upper rod 311 With a space.

The airtight material s12 attached to the central wall portion 111d of the upper frame 11 is formed on the interior side surface of the upper wall portion 312a of the resin upper collar 312 of the shoji 3, that is, on the glass opening 331b projecting on the indoor side of the upper collar 31. It is in contact with the outer periphery. In addition, an airtight projection s13 close to the upper wall portion 312a is formed at the outdoor side end of the lower wall portion 114c of the resin frame member 114, and the upper frame 11 and the obstacle 3 are formed by the airtight material s12 and the airtight projection s13. The airtight line is formed.
On the indoor side of the hermetic line, there is a region surrounded by the lower surface of the lower wall portion 114c of the resin frame member 114 of the upper frame 11 and the upper surface of the prospective wall portion 312b of the upper resin rod 312 of the upper arm 31 of the outer cover 3. By being formed, the airtight line in contact with the outside air can be further away from the room, and the transmission of cold heat from the outside can be suppressed.

(The lower arm of the shoji screen)
As shown in FIG. 6, the metal lower arm 321 constituting the lower arm 32 of the outer shoji 3 has wheels w guided by an outdoor lower rail 121 e formed on the upper surface of the lower frame body 121 a of the lower frame 12. It has a lower gutter main body 321a to be housed, and a glass opening 321b that is connected to the inner periphery of the lower gutter main body 321a.
The lower heel main body 321a has a hollow portion 321c, an indoor wall portion 321d and an outdoor wall portion 321e in which the indoor side wall portion and the outdoor side wall portion of the hollow portion 321c are extended downward.

The outdoor side surface of the lower heel body 321a is formed flush with the outer wall 321e from the hollow portion 321c. On the other hand, on the indoor side surface of the lower collar main body portion 321a, a locking portion 321f for locking the resin lower collar 322 is formed on the indoor side surface of the indoor wall portion 321d continuous below the hollow portion 321c.
A slip-off preventing member 6 is fixed to the lower inner surface of the lower heel main body 321a to prevent the external shoji 3 from falling off the outdoor side.

The glass front portion 321b includes a lower wall portion 321g in which the upper wall of the lower heel main body portion 321a extends to the indoor side, and an outdoor outer front wall portion 321h extending upward from the outdoor side end of the lower wall portion 321g. It has an indoor-side front wall 321i extending upward from the indoor-side end of the lower wall 321g.
The outdoor front wall portion 321h of the glass front portion 321b is composed of an inclined portion that is slightly inclined outward from the hollow portion 321c of the lower rod main body portion 321a and an upper portion that is continuous above the inclined portion. A smooth outdoor wall surface is formed without projecting horizontally from the outdoor surface of the main body 321a.

  On the other hand, the indoor-side front wall portion 321i of the glass front portion 321b is formed by bending the indoor-side end of the lower wall portion 321g extending from the hollow portion 311c of the lower collar body portion 321a to the indoor side. A locking portion 321k for locking the upper end of the resin lower collar 322 is formed at the upper end of the indoor-side front wall 321i.

  The resin lower arm 322 constituting the lower arm 32 of the outer shoji 3 has a predetermined direction in a prospective direction with respect to the outdoor side wall 322a covering the indoor side surface of the lower arm main body 321a of the metal lower arm 321, and the upper part of the outdoor side wall 322a. A hollow portion 322b having dimensions, and an indoor side wall 322c having a hollow cross section that extends upward from the inside of the upper surface of the hollow portion 322b and covers the indoor side surface of the glass front portion 321b of the metal lower rod 221 are provided.

On the other hand, the airtight material s22 attached to the airtight material holding piece portion 121d of the lower frame 12 has a glass opening 331b projecting to the indoor side surface of the outdoor side wall 322a of the resin lower collar 322 of the outer shuffler 3, that is, the indoor side of the lower collar 32. In addition, the resin lower abutment 322 is in contact with the outer peripheral side of the hollow portion 322b, and an airtight line between the lower frame 12 and the outer panel 3 is formed by the airtight material s22.
On the indoor side of the hermetic line, a region surrounded by the inner peripheral surface of the resin frame member 123 of the lower frame 12 and the substantially horizontal and flush outer peripheral surface of the hollow portion 322b of the resin lower collar 322 of the outer cover 3 is formed. By doing so, the airtight line in contact with the outside air can be further away from the room, and the transmission of cold heat from the outside can be suppressed.

  As described above, in the outer cover 3 of the heat insulating sash in the present embodiment, in order to improve the heat insulating performance in the glass portion, the expected direction size of the panel portion made of double-glazed glass or the like is increased, and the expected size of the glass front portion. By setting the glass front part to protrude toward the inner side of the heel room for the part that is larger in the prospective direction, the outer side surface of the shoji 3 is formed into a substantially flush and smooth shape, Since the portion projecting in the prospective direction is eliminated, the flow of the outside air on the outdoor side surface of the external shoji 3 can be made smooth, and the transfer of cold heat from the external air to the external shoji 3 can be minimized.

  Then, the airtight materials s12 and s22 arranged on the upper and lower frames 11 and 12 are brought into contact with the indoor side portion of the resin saddle material on the outer peripheral side of the portion projecting to the indoor side of the upper and lower cages 31 and 32. Further, on the indoor side of the airtight material, the expected surface of the resin upper collar 312 and the resin lower collar 322 at the projecting portion of the upper and lower collars 31 and 32 and the expected surface of the resin frame members 114 and 123 of the upper and lower frames 11 and 12 By forming a region surrounded by, the airtight line can be kept away from the indoor side and the heat insulation performance can be improved.

  In the heat insulating sash of the present embodiment, the sliding sash is described as an example, but it may be a one-sided sash in which a shoji is arranged near the outdoor side of the frame, and it is raised and lowered sliding up and down. It may be a window.

1: Frame 11: Upper frame 111: Metal upper frame 112: Resin frame material 113: Resin frame material 114: Resin frame material 12: Lower frame 121: Metal lower frame 122: Resin frame material 123: Resin frame material 125: Lower Rail member 126: Indoor lower rail 13: Port side frame 131: Metal port frame 132: Resin frame material 14: Starboard frame 141: Metal starboard frame 142: Resin frame material 2: Inner shovel 21: Upper arm 211: Metal top plate 212: Resin top plate 22: Lower plate 221: Metal plate 222: Resin plate 23: Summoned plate 231: Metal summoned plate 232: Resin summoned plate 24: Door toe plate 241: Metal door toe plate 242: Resin door toe 25: Panel body 3: Shoji 31: Upper eaves 311: Metal upper eaves 311a: Upper eaves main body 311b: Glass opening 311c: Hollow portion 311d: Indoor wall 311e: Outdoor wall 311f: Locking portion 311g: concave portion 11h: Upper wall portion 311i: Outdoor side entrance wall portion 311j: Indoor side entrance wall portion 311k: Locking portion 312: Resin upper collar 312a: Upper wall portion 312b: Expected wall portion 312c: Lower wall portion 312d: Upper hollow portion 312e : Lower hollow portion 32: Lower rod 321: Metal lower rod 321a: Lower rod main body 321b: Glass opening 321c: Hollow portion 321d: Indoor wall portion 321e: Outdoor wall portion 321f: Locking portion 321g: Lower wall portion 321h: Outdoor side wall 321i: Indoor side wall 321k: Locking part 322: Resin lower wall 322a: Outdoor wall 322b: Hollow part 322c: Indoor side wall 33: Door wall 34: Summit

Claims (1)

A pair of upper and lower frame members and left and right vertical frame members arranged in a circle and arranged in a building opening, and a pair of upper and lower frame members and left and right vertical frame members arranged in a circle and a panel body arranged on the inner periphery. It has a shoji that can be slidably opened and closed with respect to
The saddle member constituting the shoji disposed on the outdoor side of the frame body is characterized in that the glass opening for holding the panel body is formed so as to protrude to the indoor side, and the outdoor side is formed substantially flush. Heat insulation sash.

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