JP2006097255A - Sash window - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sash window which enables an opening and closing operation of a sash and the passage of a resident to be smoothly performed by preventing a step from appearing in a split part of a member constituting a top surface of a sill, even if the member is detachably constituted in a split manner. <P>SOLUTION: Split rail sections 30 are connected together by means of a connecting member 39, and the connecting member 39 is locked to a sill body 124, so that the upward displacement of the rail section 30 can be regulated. Thus, the step does not appear in the split part, even if an unbalanced load from the sash or the resident acts on the rail section 30. This enables the sash to be smoothly opened and closed, without making a sash roller hook on the step, in the opening and closing operation of the sash, and enables the resident or a wheel chair to smoothly pass on the sill 12 without making the resident or a person in the wheel chair feel uncomfortable, even if the resident or the wheel chair treads on the rail part 30. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a sash window such as a sliding window or a sliding window.

Sweep windows for residents to enter and exit the terrace and the like from the room are provided at the outer wall positions facing the terrace and balcony of the house. As such a sweeping window, a sash window such as a sliding window or a sliding window is generally provided, which includes a window frame fixed to the outer wall and a movable shoji slidably supported in the window frame. .
As this sash window, in recent years, a barrier-free type sweep window has been proposed in consideration of the aging of residents and the convenience of wheelchair users (see, for example, Patent Document 1).

The lower frame structure of the sweep window described in Patent Document 1 includes a lower frame main body and an eye plate material (upper surface flat member) that substantially flattens the upper surface of the lower frame, and the eye plate material guides the shoji. It functions as a guide rail. Therefore, since the upper surface of the eye plate material is almost flat and the level difference is small, a resident or a wheelchair can pass smoothly on the lower frame.
In addition, the eye plate material is divided into three in the middle of the lower frame in the longitudinal direction and is detachably attached to the lower frame body, and if the eye plate material on the opposite side of the shoji that is moved to one side is removed, the lower frame body The inside of the can can be cleaned, and the eye plate material can be exchanged at the time of breakage.

Japanese Patent No. 3333214

However, in the lower frame structure described in Patent Document 1, since the eye plate material is only attached to the lower frame main body from above, the joint portion of the divided eye plate material is shifted up and down to form a step. Sometimes. For this reason, when opening and closing the shoji, there is a problem that when the door is over the level difference, the door is caught and the door cannot be opened and closed smoothly or a sound is produced.
In addition, even when the eye plate material is not a guide rail, a step may be formed when a resident or a wheelchair gets on the upper surface of the eye plate material, which causes inconvenience such as feeling uncomfortable when passing. .

  The object of the present invention is to make the opening / closing operation of the shoji and the occupant's passage smooth without causing a step in the divided portion of the member even when the member constituting the upper surface of the lower frame is detachable and divided. To provide a sash window.

  The sash window of the present invention is a sash window comprising an upper frame, a lower frame, a window frame having left and right vertical frames, and a shoji that is supported to be opened and closed inside the window frame, the lower frame being A lower frame main body and a lower frame upper surface member that is detachably provided on the lower frame main body and constitutes an upper surface of the lower frame, and the lower frame upper surface member is provided in the middle of the lower frame in the longitudinal direction. The movement is divided into at least two at the position, and the divided lower frame upper surface members are connected to each other by a connecting member, and the connecting member regulates the upward movement of the lower frame upper surface member relative to the lower frame main body. It is characterized in that a regulating means is configured.

  Here, as the lower frame upper surface member, for example, a guide rail for guiding a shoji, a screen door, etc., a member for reducing the groove width of the lower frame upper surface, and a step on the lower frame upper surface provided along the guide rail. The member is not particularly limited as long as it is a member that can be attached to and detached from the lower frame body, such as a member for reducing the size and a member for ensuring airtightness and watertightness in the lower frame.

According to the present invention described above, the lower frame upper surface member constituting the upper surface of the lower frame is divided, the divided lower frame upper surface members are connected to each other by the connecting member, and the connecting member is used to move the upper portion of the lower frame upper surface member upward. Therefore, even if a load that is offset by a shoji or a resident acts on the lower frame upper surface member, a step does not occur in the divided portion.
Furthermore, since the lower frame upper surface member is connected by the connecting member, the lower frame upper surface member can be prevented from being removed against the resident's intention, and the security of the sash window can be improved. On the other hand, if the connecting member is removed, the lower frame upper surface member can be easily removed from the lower frame main body, the lower frame upper surface member can be replaced, or the inside of the lower frame can be cleaned.

In this case, in the sash window of the present invention, it is preferable that the upper surface of the lower frame is formed substantially flat at the upper end position of the lower frame upper surface member.
According to such a configuration, the lower frame upper surface member is formed to be substantially flat (flat) by the lower frame upper surface member, so that a barrier-free sash window without a step can be configured.

Furthermore, in the sash window of the present invention, the lower frame upper surface member is a rail portion for guiding the door sliding door of the shoji, and the rail portion is engaged with a rail engaging portion provided in the lower frame main body. Preferably it is.
According to such a configuration, by connecting the detachable and divided rail portions with the connecting member, the shoji can be smoothly opened and closed without the door pulley being caught by the step when the shoji is opened and closed. Further, since the rail portion does not come off carelessly, it is possible to prevent the shoji from being removed or dropped. Furthermore, by appropriately setting the dividing position of the rail part, the rail part can be attached / detached by avoiding interference with the vertical frame of the window frame, or the rail part can be attached / detached without removing the shoji from the window frame. become.

At this time, in the sash window of the present invention, the rail engaging portion has a protruding piece portion protruding upward from the lower frame main body, and an extending piece portion extending in a prospective direction from the protruding piece portion. The connecting member is formed with a protrusion, and the rail portion is formed with an insertion hole into which the protrusion of the connection member is inserted, and the protrusion inserted into the insertion hole. It is preferable that the upward movement of the rail portion is restricted by the tip of the portion being locked to the extending piece portion of the rail engaging portion.
According to such a configuration, the extension piece portion is formed in the rail engagement portion, and the projection portion of the connection member is inserted into the insertion hole of the rail portion, so that the tip end of the projection portion extends from the rail engagement portion. It can be locked to the one portion to restrict the lifting (moving upward) of the rail portion.

Furthermore, in the sash window of the present invention, the rail portion is formed to have two side wall portions that sandwich the rail engaging portion from the indoor side and the outdoor side, and the rail engaging portion of these side wall portions. An insertion hole that penetrates the side wall portion in a prospective direction is provided in the side wall portion that is located on the distal end side of the extending piece portion of the portion, and the connection member includes a connection member main body straddling the divided rail portions, and The rail members are formed by having at least two projecting portions protruding from the connecting member main body and press-fitting the projecting portions of the connecting member into the insertion holes of the one and the other rail portions. And the upward movement of the rail part is restricted by the tip of the projection part press-fitted into the insertion hole being locked to the extending piece part of the rail engaging part. preferable.
According to such a configuration, the extending piece portion is formed in the rail engaging portion, the insertion hole is formed in the side wall portion of the rail portion, and the projection portion of the connecting member is simply press-fitted into the insertion hole. According to the structure, the rail portions can be connected to each other and the lifting (moving upward) of the rail portions can be restricted. And if the projection part of a connection member is removed from the insertion hole of a rail part, while connecting the rail parts, it is possible to remove a rail part upward from a rail engaging part.

At this time, in the sash window of the present invention, it is preferable that an elastic portion that can be expanded and contracted in a direction in which the distance between the protrusions is changed is formed between the at least two protrusions in the connection member main body.
According to such a configuration, since the distance between the protrusions of the connecting member can be adjusted, even if there is a processing error in the divided rail part and the distance between the insertion holes varies somewhat, this variation is elastically affected. It can be absorbed by the expansion and contraction of the parts, and the rail parts can be reliably connected to each other. Furthermore, if the distance between the insertion holes of the rail part is set slightly larger than the distance between the protrusions of the connecting member, the connected rail parts are attracted by the elastic part of the connecting member, so Can be eliminated, and the shoji door can be guided more smoothly.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a front view of a four-story sliding window 10 that is a sash window according to an embodiment of the present invention, as viewed from the indoor side. 2 and 3 are a longitudinal sectional view and a transverse sectional view showing the sliding window 10.
In FIG. 1 to FIG. 3, the sliding window 10 is provided at an opening of an outer wall of a building such as a detached house and partitions the indoor space and the outdoor space of the building, and has predetermined airtightness, watertightness, sound insulation, and the like. Has the performance of A lower frame 12 (to be described later) of the sliding window 10 is provided with a top surface substantially at the same height as the top surface of the deck installed on the outdoor terrace or the balcony and the indoor floor surface FL. Flat). Therefore, when the occupant goes back and forth through the sliding window 10, there is no level difference between the indoor and outdoor floors, so there is no need to go up and down, and the resident is a resident who uses a wheelchair. Can easily go in and out. That is, the sliding window 10 is a barrier-free type (universal design) sweep-out window in which the floor level difference inside and outside the room is reduced.

  The sliding window 10 includes a window frame 14 in which an upper frame 11, a lower frame 12, and left and right vertical frames 13 are framed on four sides, and four shojis 15 supported inside the window frame 14 so as to be opened and closed. Configured. The window frame 14 is fixed to a building frame such as a pillar or a wall panel in the opening of the outer wall of the building. The shoji 15 is configured by fitting a glass panel (multi-layer glass) 19 into an interior in which an upper rod 16, a lower rod 17, and left and right vertical rods 18 are assembled. Further, two screen doors 20 are supported inside the window frame 14 so as to be openable and closable on the outdoor side of the shoji 15. The screen door 20 includes a screen door frame 21 having a four-frame frame and a net 22 fixed to the screen door frame 21. The four shojis 15 are composed of two indoor shojis 15A and two outdoor shojis 15B, and the two indoor shojis 15A come into contact with each other at a substantially central position of the window frame 14. The shoji 15A and 15B inside and outside are overlapped and closed at the two summing portions 23. The indoor and outdoor shojis 15A and 15B can be locked by crescents 24 which are sliding door locks provided on the vertical rods (summit rods) 18A and 18B of the summing portion 23. Furthermore, a handle 25 is attached to each of the door rod 18C of the indoor shoji 15A and the door rod 18D of the outdoor shoji 15B. Also, a shoji stopper 26 is attached to the indoor side of the outdoor shoji 15B in the vicinity of the vertical eaves (door-end eaves) 18D of the upper eaves 16 and the lower eaves 17, and when the respective shojis 15A and 15B are opened, Collision between the bag (summit bowl) 18A and the handle 25 can be prevented.

  The upper frame 11, the lower frame 12, and the vertical frame 13 of the window frame 14 include indoor members 111, 121, 131 disposed on the indoor side, outdoor members 112, 122, 132 disposed on the outdoor side, These aluminum extruded profile indoor members 111, 121, 131 and outdoor members 112, 122, 132 are connected to heat insulating members 113, 123, 133. Further, the upper saddle 16, the lower saddle 17, and the vertical saddles 18A, 18C, 18D of the shoji 15 are the indoor members 161, 171, 181 arranged on the indoor side, and the outdoor members 162, arranged on the outdoor side. 172, 182 and heat insulating members 163, 173, 183 that connect the indoor members 161, 171, 181 and the outdoor members 162, 172, 182 made of the extruded aluminum material. That is, the sliding window 10 is composed of a heat insulating sash in which heat transfer between the indoor and the outdoor in the window frame 14 and the shoji 15 is suppressed, and is excellent in cooling and heating efficiency and can prevent the occurrence of condensation in winter. ing.

Next, the structure of the lower frame 12 in the sliding window 10 will be described in detail with reference to FIGS. FIG. 4 is a longitudinal sectional view showing the lower frame 12. FIG. 5 is a plan view showing the lower frame 12, and FIGS. 6 and 7 are exploded perspective views showing the lower frame 12, respectively.
4 to 7, the lower frame 12 includes a lower frame main body 124 that includes the indoor member 121, the outdoor member 122, and the heat insulating member 123 described above and is fixed to the opening of the building, and a chamber that guides the door 174 of the shoji 15. The inner and outdoor rail portions 30 (30A, 30B) and the indoor and outdoor airtight members 31 (31A, 31A, 31B) that are attached to the outdoor side surfaces of the indoor and outdoor rail portions 30A, 30B and contact the shoji 15 31B), an inter-rail upper surface member 32 provided detachably between the indoor and outdoor rail portions 30A, 30B, and an indoor-side upper surface member 33 provided detachably on the indoor side from the indoor rail portion 30A. A screen door rail 34 as an outdoor side upper surface member detachably provided on the outdoor side of the outdoor side rail portion 30B is provided.

  The indoor member 121 of the lower frame main body 124 includes an indoor side wall 121A that extends vertically on the indoor side, an upper surface 121B that extends from the upper edge of the indoor side wall 121A to the indoor side, and an upper and lower sides of the indoor side wall 121A. A horizontal plane part 121C extending outward from the substantially middle position in the direction and an indoor rail support part 121D extending upward from the outdoor edge of the horizontal plane part 121C and facing the indoor side wall part 121A are formed. . And the lower end edge of the indoor side wall part 121A, the projecting piece extending from the lower end part of the indoor side wall part 121A to the indoor side, and the hanging piece extending downward from the outdoor side edge of the horizontal surface part 121C are the building openings. The indoor member 121 is supported with the upper surface portion 121B engaged with the indoor floor surface. An indoor side concave groove 121E that opens upward is formed by the indoor side wall 121A, the horizontal surface 121C, and the indoor rail support 121D. The indoor-side rail support portion 121D includes a base end portion 121F that rises upward from the horizontal surface portion 121C and has a substantially T-shaped cross section (or a substantially inverted L shape), and a rail that rises further upward from the upper surface of the base end portion 121F. The engaging portion 121G is formed. The indoor rail portion 30A is engaged with the rail engaging portion 121G of the indoor rail support portion 121D.

  The outdoor member 122 of the lower frame main body 124 includes a fixed surface portion 122A that extends vertically and is fixed to a building frame, an inclined surface portion 122B that extends outward from the fixed surface portion 122A and has a downward inclination, and the inclined surface portion 122B. The bottom surface portion 122C is provided facing the lower side, and the support wall portion 122D extends vertically up and down continuously to the outdoor end of the inclined surface portion 122B and the bottom surface portion 122C. Furthermore, the outdoor member 122 includes a support upper surface portion 122E that extends to the inside and outside of the support side wall portion 122D by connecting the bifurcated upper ends thereof, and an outdoor side wall that extends up and down continuously from the outdoor side end of the support upper surface portion 122E. Part 122F, and a rail engaging part 122G that rises upward from the upper surface of the support upper surface part 122E closer to the room and engages the outdoor rail part 30B. And the outdoor side outer side groove part 122H opened upwards by the outdoor side wall part 122F, the support upper surface part 122E, and the rail engaging part 122G is formed. Further, a screw hole is formed at each intersection of the support side wall portion 122D, the bottom surface portion 122C, and the support upper surface portion 122E of the outdoor member 122, and the vertical frame 13 is integrated with the lower frame main body 124 by screwing and fixing to the screw hole. Is done. Thereby, the load which acts on the support upper surface part 122E is supported by the window frame 14 whole via support side wall part 122D and a screw | thread.

  Further, in the lower frame main body 124, between the indoor side rail support part 121D of the indoor member 121 and the rail engaging part 122G and the support side wall part 122D of the outdoor member 122, on the upper side of the inclined surface part 122B of the outdoor member 122, A lower frame internal space 125 opened upward is formed. The lower frame internal space 125 is connected to the outdoor space by a drain hole (not shown) provided in the support side wall portion 122D and continuing to the inclined surface portion 122B. Water that has entered the lower frame internal space 125 is It flows through 122B and is discharged from the drain hole. A drainage valve 40 is attached to the outside of the drainage hole provided in the support side wall 122D. The drainage valve 40 prevents the backflow of water discharged through the drainage hole and Rainwater is prevented from blowing into the lower frame internal space 125 through the drainage holes.

  Next, the indoor-side and outdoor-side rail portions 30A, 30B are each made of an aluminum extruded shape and formed in the same cross section. The upper surface portion 301, the door guide guide portion 302 protruding upward from the upper surface portion 301, and the upper surface A first side wall 303 on the indoor side and a second side wall 304 on the outdoor side protrude downward from the part 301. The indoor and outdoor rail portions 30A and 30B are detachably attached to the lower frame main body 124 by sandwiching the rail engaging portions 121G and 122G with the first and second side wall portions 303 and 304, respectively. Further, an airtight material holding portion having a substantially C-shaped cross section is formed on the outdoor side surface of the second side wall portion 304 of each rail portion 30A, 30B, and the airtight material 31 is held in the airtight material holding portion. . Furthermore, the upper ends of the door guides 302 of the rail portions 30 </ b> A and 30 </ b> B are provided at substantially the same height as the upper surface portion 121 </ b> B of the lower frame main body 124, the upper surface of the inter-rail upper surface member 32, and the upper surface of the screen door rail 34. Yes.

In addition, gaps are formed between the upper surface portion 301 of the indoor rail portion 30A and the indoor upper surface member 33, and between the indoor airtight material 31A and the inter-rail upper surface member 32, respectively. The indoor and outdoor hanging pieces 175 formed on the lower collar 17 of the indoor shoji 15A are respectively inserted into the gaps. Similarly, gaps are formed between the upper surface portion 301 of the outdoor rail portion 30B and the inter-rail upper surface member 32, and between the outdoor airtight material 31B and the screen door rail 34, respectively. The indoor and outdoor hanging pieces 175 formed on the lower collar 17 of the outdoor shoji 15B are respectively inserted into the gaps. These gap dimensions are set to the minimum dimensions for inserting the drooping piece 175.
The indoor and outdoor airtight materials 31A and 31B are in contact with the indoor side surface of the outdoor hanging piece 175 in each of the indoor and outdoor shojis 15A and 15B. Each of these airtight materials 31A and 31B is formed of an elastic material such as polyvinyl chloride (PVC), for example, and the tip is pressed against the hanging piece 175. In addition, the material of each airtight material 31A, 31B is not specifically limited.

  Next, the inter-rail upper surface member 32 includes a substantially flat upper surface portion 321, indoor and outdoor side surface portions 322 and 323 extending downward continuously from the indoor outer edge of the upper surface portion 321, It is a member made of an aluminum extruded shape formed in a long rectangular tube shape from a bottom surface portion 324 formed substantially horizontally facing the upper surface portion 321. The upper surface member 32 between the rails has a room-side engagement piece 325 extending continuously downward from the room-side side surface part 322 and a chamber extending continuously from the room-side side part 323 to the outdoor side. An outer engagement piece 326 is formed. These indoor and outdoor engaging piece portions 325 and 326 are related to the upper end portion of the fixed surface portion 122A of the outdoor member 122 in the lower frame main body 124 and the hook-like support piece portion 122I formed at the indoor side end of the support upper surface portion 122E. Are combined. Thus, the upper surface of the lower frame internal space 125 is closed by the rail upper surface member 32 attached to the lower frame main body 124 so that the upper surface of the lower frame 12 is formed substantially flat. Further, by removing the rail upper surface member 32 from the lower frame main body 124, the lower frame inner space 125 opens upward, so that the lower frame inner space 125 can be easily cleaned using a vacuum cleaner or the like. become.

  Further, as shown in FIGS. 5 and 6, the inter-rail upper surface member 32 is divided into three parts by a windshield plate 38 (described later) which is a midway position in the longitudinal direction of the lower frame 12, and from the left side in FIGS. The first to third inter-rail upper surface members 32A, 32B, and 32C are constituted by three members. When the shoji 15 is closed, the upper surface of the shoji 15 is exposed (positioned) in the indoor space. The ends of the first and third rail upper surface members 32A and 32C on the side of the vertical frame 13 and the shoji 15 are closed. At the same time, a knob member (detachable knob) 35 is attached to one end (left side in FIG. 5) of the second rail upper surface member 32B whose upper surface is exposed (positioned) in the outdoor space. It has been. The first and third inter-rail upper surface members 32A and 32C are pulled out and removed while the outdoor shoji 15B is opened. On the other hand, the second inter-rail upper surface member 32B is pulled out and removed while the indoor shoji 15A is opened left and right.

  On the other hand, the indoor upper surface member 33 extends along the indoor side wall portion 121A and the horizontal surface portion 121C of the indoor member 121 in the lower frame main body 124, and is in contact with the base end portion 121F of the indoor rail support portion 121D and opens upward. It is formed in a concave groove shape. The upper surface of the indoor-side upper surface member 33 is provided at a position slightly lower than the upper surface portion 121B of the indoor member 121 and at substantially the same height as the upper surface portion 301 of the indoor-side rail portion 30A. According to such an indoor upper surface member 33, dust and dust that have entered the indoor concave groove portion 121E from the gap between the indoor rail portion 30A and the indoor upper surface member 33 are accumulated in the indoor upper surface member 33. Yes. Then, by removing the indoor-side upper surface member 33 from the lower frame main body 124, accumulated dust and dust can be discharged, and the indoor-side concave groove 121E can be easily cleaned.

  The screen door rail 34 is engaged and attached between the support upper surface portion 122E of the outdoor member 122 and the outdoor side wall portion 122F in the lower frame main body 124. The screen door rail 34 is opposed to the upper surface portion 341 formed substantially flat at substantially the same height position as the outdoor side wall portion 122F of the outdoor member 122, and the outdoor side of the outdoor side airtight material 31B facing the outdoor side through a gap. It has a piece part 342 and a concave groove part 343 provided on the outdoor side of the rising piece part 342. And the indoor side edge of the upper surface part 341 is formed so as to protrude upward, so that the door of the screen door 20 can be guided. Further, a hanging piece at the lower end of the screen door frame 21 is inserted into the recessed groove portion 343, and the hanging piece is guided to the upright piece portion 342 so that the door wheel does not come off when the screen door 20 is opened and closed. It is like that. The outdoor groove 122H is closed by the screen rail 34, and the upper surface of the lower frame 12 is formed to be substantially flat. Further, by removing the screen door rail 34 from the lower frame main body 124, the outdoor concave groove 122H opens upward, so that the outdoor concave groove 122H can be easily cleaned using a vacuum cleaner or the like. .

Next, as shown in FIGS. 5 to 7, corner members 36 and 37 are provided in the lower frame main body 124 at both ends in the longitudinal direction of the lower frame 12, and two portions (summing portions) in the longitudinal direction of the lower frame 12 are provided. The windshield plate 38 which is an airtight member is provided on the lower frame main body 124 (below 23). The corner members 36 and 37 are provided below the airtight material holding member 135 engaged with the vertical frame 13. And the lower end of 135 A of vertical airtight materials is connected to these corner members 36 and 37. FIG.
The windshield 38 divides the lower frame internal space 125 into the left and right sides, that is, the left and right sides of FIG. 5 that communicate with the indoor space with the shoji 15 closed, and the central side of FIG. 5 that communicates with the outdoor space. It is a member that partitions the lower frame internal space 125. The windshield plate 38 comes into contact with the lower ends of the summing-side vertical rods 18A and 18B of the closed shoji 15 so that airtightness in the summing portion 23 is ensured. In addition, positioning portions 381 for positioning the top surface member 32 between the rails are formed at the left and right end portions of the windshield plate 38 to contact the end portion of the top surface member 32 between the rails.

  As shown in FIGS. 5 and 7, the indoor rail portion 30 </ b> A is formed to have substantially the same length as the lower frame 12, and both end portions are in contact with the left and right corner members 36 and 37. ing. On the other hand, the outdoor rail portion 30B is divided into three at the midway position in the longitudinal direction of the lower frame 12, and is composed of first to third outdoor rail portions 30C, 30D, and 30E from the left side in the drawing. The first and third outdoor rail portions 30C and 30E have one end abutting against the prospective surface of the outdoor member 132 of the vertical frame 13, and the other end abutting against the second outdoor rail portion 30D. It is provided in contact. The end portions on the vertical frame 13 side of the first and third outdoor rail portions 30C and 30E are inserted below the drawing pieces (protruding portions) 134 provided on the vertical frame 13. When the outdoor shoji 15B is closed, these pulling pieces 134 draw the door rod 18D to the indoor side, the airtight material provided on the vertical rod 18D to the pulling piece 134, and the vertical rod This is for bringing 18D into close contact with the longitudinal airtight material 135A. Further, the second outdoor rail 30D is formed shorter than the first and third outdoor rails 30C and 30E, and is disposed at a substantially central position in the longitudinal direction of the lower frame 12. And the 1st and 3rd outdoor side rail parts 30C and 30E and the 2nd outdoor side rail part 30D are connected with connecting member 39 (after-mentioned).

In the outdoor rail 30B, the second outdoor rail 30D is removed from the lower frame body 124 after removing the connecting member 39, and the first and third outdoor rails 30C and 30E are arranged in the center of the lower frame 12. By sliding it to the side, it can be removed from the lower frame main body 124. That is, since the first and third outdoor rail portions 30C and 30E are inserted below the pulling piece 134 of the vertical frame 13, they are prevented from being pulled upward. For this reason, after removing the 2nd outdoor side rail part 30D first and forming a clearance gap, it becomes possible to remove now easily by sliding the 1st and 3rd outdoor side rail parts 30C and 30E. ing. And after attaching the 1st and 3rd outdoor side rail part 30C, 30E to the lower frame main body 124 in the reverse procedure to the above-mentioned, by attaching the 2nd outdoor side rail part 30D and connecting with the connection member 39, The outdoor rail 30B is attached to the lower frame main body 124 without rattling.
As mentioned above, the lower frame upper surface member in each claim of this invention is comprised by the outdoor side rail part 30B.

Next, the connection structure by the connection member 39 in the outdoor side rail part 30B is demonstrated in detail based on FIGS. 8 (A) and 8 (B) are cross-sectional views showing a connecting portion of the outdoor rail portion 30B. 9A and 9B are horizontal and vertical cross-sectional views showing a connecting portion of the outdoor rail portion 30B. 10A to 10C are three views showing the connecting member 39. FIG. FIG. 11 is a perspective view showing the connecting member 39.
As shown in FIGS. 8 to 11, the outdoor rail portion 30 </ b> B is restricted from moving upward relative to the lower frame main body 124 by the connecting member 39, thereby constituting the movement restricting means of the present invention. That is, the rail engaging portion 122G formed on the outdoor member 122 of the lower frame body 124 includes a protruding piece portion 122J protruding upward, and a first extension extending from the upper end of the protruding piece portion 122J toward the prospective direction indoor side. The protruding piece portion 122K and the second extending piece portion 122L extending from the vicinity of the base end portion of the protruding piece portion 122J to the prospective direction indoor side are formed. And the connection member 39 which connects the outdoor side rail part 30B (30C, 30D, 30E) is latched by the 1st extension piece part 122K of the rail engaging part 122G, and it is above the outdoor side rail part 30B. Movement is regulated.

  The connecting member 39 is an integrally molded product made of resin, and includes a plate-like connecting member main body 391 provided across the division position of the outdoor rail portion 30B, and two projecting portions 392 protruding from the connecting member main body 391. It is formed. And the protrusion part 392 is divided into two along the protrusion direction, and it is comprised so that a diameter size can be changed, and the enlarged diameter part 393 with which the diameter was expanded is formed in the front-end | tip part of the protrusion part 392. Yes. Such a protrusion 392 is an insertion hole provided through the first side wall portion 303 of the outdoor rail portion 30B (the side wall portion located on the distal end side of the first extending piece 122K of the rail engaging portion 122G). The expanded diameter portion 393 is engaged with the insertion hole 303A by being press-fitted into 303A. In addition, an elastic portion 394 formed by bending the connecting member main body 391 is formed between the two protrusions 392 that are intermediate positions of the connecting member main body 391. The elastic portion 394 can be expanded and contracted by extending or contracting its bend, and the distance between the protruding portions 392 can be adjusted by the expansion and contraction of the elastic portion 394.

A procedure for attaching the outdoor rail portion 30B to the rail engaging portion 122G using the connecting member 39 as described above will be described below.
First, the first to third outdoor rails 30C, 30D, and 30E are engaged with the rail engaging part 122G from above in the order described above. At this time, if the second inter-rail upper surface member 32B is removed from the lower frame main body 124, the subsequent attachment of the connecting member 39 can be easily performed.
And, in the divided part of the first outdoor rail part 30C and the second outdoor rail part 30D and the divided part of the second outdoor rail part 30D and the third outdoor rail part 30E, Then, the protrusion 392 of the connecting member 39 is press-fitted into the insertion hole 303 </ b> A of the first side wall 303. At this time, when the interval between the insertion holes 303A between the outdoor rail portions 30B is larger or smaller than the interval between the projections 392, the elastic portion 394 of the connecting member 39 is expanded and contracted to adjust the interval between the projections 392. Then, the connecting member 39 is attached. In addition, if the interval between the insertion holes 303A is set to be slightly larger than the interval between the protrusions 392, the connecting member 39 is mounted with the elastic portion 394 extended, so that the elastic force of the elastic portion 394 causes the outdoor side. The rail portions 30B are biased in the direction in which the rail portions 30B approach each other.
The first to third outdoor rails 30C, 30D, and 30E are connected to each other by the connecting member 39 thus mounted, and as shown in FIG. 8B, the protrusion 392 of the connecting member 39. The enlarged diameter portion 393 is locked to the first extending piece 122K of the rail engaging portion 122G so that the outdoor rail portion 30B does not move upward (does not rise).

According to this embodiment, there are the following effects.
(1) That is, the divided outdoor rail portion 30B is connected by the connecting member 39, and the protrusion 392 of the connecting member 39 is locked to the rail engaging portion 122G of the lower frame main body 124, thereby the outdoor side. Since the upward movement of the rail portion 30B is restricted, even if a load that is offset from the shoji 15 or the resident acts on the outdoor rail portion 30B, no step is generated in the divided portion. Therefore, when the shoji 15 is opened and closed, the door 174 can be smoothly opened and closed without being caught by a step, and also when a resident or a wheelchair steps on the outdoor rail 30B, it feels uncomfortable. It can pass over the lower frame 12 smoothly without feeling.

(2) Moreover, since the outdoor side rail part 30B is connected by the connection member 39, it can prevent that the outdoor side rail part 30B is removed contrary to a resident's intention, and the crime prevention property of the sliding window 10 Can be increased. Furthermore, since the outdoor rail part 30B does not come off carelessly, it is possible to prevent the shoji 15 from being removed or dropped off. On the other hand, if the connecting member 39 is removed, the outdoor rail portion 30B can be easily detached from the lower frame main body 124, the outdoor rail portion 30B can be replaced, and the lower frame 12 can be cleaned. .

(3) Furthermore, the first extending piece 122K is formed in the rail engaging portion 122G, the insertion hole 303A is formed in the outdoor rail portion 30B, and the protrusion 392 of the connecting member 39 is press-fitted into the insertion hole 303A. The outdoor rail portions 30B can be connected to each other and can be prevented from being lifted by a simple structure. And if the protrusion part 392 of the connection member 39 is removed from 303 A of insertion holes, while the connection of the outdoor side rail parts 30B will be cancelled | released, the outdoor side rail part 30B can be removed from the lower frame main body 124.

(4) In addition, since the elastic portion 394 is formed on the connecting member 39 and the distance between the protruding portions 392 can be adjusted, it is assumed that there is a processing error in the divided outdoor rail portion 30B and the insertion hole 303A. In addition, errors can be absorbed by the expansion and contraction of the elastic portion 394, and the outdoor rail portions 30B can be reliably connected to each other. Further, if the distance between the insertion holes 303A between the outdoor rail portions 30B is set slightly larger than the distance between the protrusions 392 of the connecting member 39, the connected outdoor rail portions 30B are elastically coupled to each other. Since it is attracted, the gap between the outdoor rails 30B can be eliminated, and the door 174 of the shoji 15 can be guided more smoothly.

(5) Further, in the four-story sliding window 10, a pulling piece 134 for pulling the outdoor shoji 15B is provided on the left and right vertical frames 13, and the outdoor rail portion 30B is provided below these pulling pieces 134. Even if the end portion of the outdoor side is inserted, the outdoor side rail portion 30B is divided into three parts, so that the central second outdoor side rail portion 30D is first removed, and then the left and right first and third outdoor side portions are removed. The rail portions 30C and 30E can be slid toward the center of the lower frame 12 and then removed upward. Accordingly, the end of the outdoor rail 30B on the side of the vertical frame 13 can be continuously connected to the vertical frame 13 to improve the flatness of the lower frame 12, and the outdoor rail 30B can be easily removed. .

(6) Further, the upper ends of the lower frame 12 are provided by the upper ends of the indoor and outdoor rail portions 30A and 30B, the inter-rail upper surface member 32, the indoor side upper surface member 33, and the screen door rail 34 being provided at substantially the same height position. The sliding window 10 corresponding to the barrier-free can be configured in which is substantially flat. Further, a gap is formed between the upper rail member 32 between the rail and the rail portion 30 or the airtight member 31, and the hanging piece 175 at the lower end of the shoji 15 is inserted into this gap, so that the lower end edge of the shoji 15 and the lower frame 12 are arranged. The appearance of the sliding window 10 can be improved by making the gap between the upper surface inconspicuous. Further, by removing the indoor and outdoor rail portions 30A and 30B, the inter-rail upper surface member 32, the indoor side upper surface member 33, and the screen door rail 34, the upper surface of the lower frame main body 124, the lower frame internal space 125, the indoor side and the outdoor side The groove portions 121E and 122H can be easily cleaned.

Note that the present invention is not limited to the above-described embodiments, and includes other configurations that can achieve the object of the present invention, and includes the following modifications and the like.
For example, in each of the above embodiments, the four-span sliding window 10 has been described as an example, but the sash window of the present invention is not limited to such a sliding window 10. That is, the sash window of the present invention may be a sliding window having two shojis, a three-story sliding window, or a single sliding window.
When the sash window of the present invention is a sliding window, a pair of indoor and outdoor shojis are supported inside the same window frame as in the above embodiment, and the rail portion for guiding these shojis is attached to the lower frame body. If the rail portion is divided and the divided rail portions are connected by the connecting member 39, a sliding window having substantially the same effect as described above can be formed. .

  On the other hand, when the sash window of the present invention is a one-sided window, a fixed face material is fixed to the inside of the window frame similar to the above-described embodiment, and one sheet can be opened and closed along the outdoor side or the indoor side of the fixed shoji. A movable shoji will be supported. At this time, as the lower frame, a lower frame having substantially the same configuration as the lower frame 12 of each of the embodiments can be used. That is, the lower frame of the single pull window includes a lower frame main body, a rail portion that supports the movable shoji, an upper surface member similar to the upper surface member 32 between the rails adjacent to the indoor side or the outdoor side of the rail portion, and the upper surface. And a cover member that covers the upper surface of the lower frame body on the side of the fixed face material adjacent to the indoor side or the outdoor side of the member. At this time, if the rail portion that guides the movable shoji is configured to be detachable from the lower frame main body, the rail portion is divided, and the divided rail portion is connected by the connecting member 39, the above-described effects can be obtained. A sliding window having substantially the same effect can be formed.

Moreover, in the said embodiment, although the outdoor rail part 30B was divided into three and connected with the connection member 39, it is not restricted to such a structure. That is, the indoor rail portion 30A may be divided, both the indoor and outdoor rail portions 30A and 30B may be divided, and the number of divisions is not limited to three, but may be divided into two. It may be divided or more. Furthermore, as the lower frame upper surface member to be divided and connected, any member constituting the upper surface of the lower frame such as the inter-rail upper surface member 32 and the indoor and outdoor upper surface members 33 and 34 in addition to the rail portion 30 can be used. It may be a member.
Further, the connecting member is not limited to that of the above-described embodiment, and any connecting member may be used as long as it connects the lower frame upper surface members and can regulate the upward movement of the lower frame upper surface member. Things can be selected.

In addition, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this. That is, the invention has been illustrated and described with particular reference to certain specific embodiments, but without departing from the spirit and scope of the invention, Various modifications can be made by those skilled in the art in terms of material, quantity, and other detailed configurations.
Therefore, the description limiting the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of one part or all of such restrictions is included in this invention.

It is the front view which looked at the sash window which concerns on one Embodiment of this invention from the room inner side. It is a longitudinal cross-sectional view which shows the said sash window. It is a cross-sectional view showing the sash window. It is a longitudinal cross-sectional view which shows the lower frame in the said sash window. It is a top view which shows the said lower frame. It is a disassembled perspective view which shows the said lower frame. It is a disassembled perspective view which shows the said lower frame. (A), (B) is sectional drawing which shows the connection part of the lower frame upper surface member which comprises the said lower frame. (A), (B) is the cross-sectional view and longitudinal cross-sectional view which show the connection part of the said lower frame upper surface member. (A)-(C) are three views which show the connection member which connects the said lower frame upper surface member. It is a perspective view which shows the said connection member.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Sliding window which is a sash window, 11 ... Upper frame, 12 ... Lower frame, 13 ... Vertical frame, 14 ... Window frame, 15 ... Shoji, 16 ... Upper eaves, 17 ... Lower eaves, 18 ... Vertical eaves, 30 , 30B, 30C, 30D, 30E ... outer side rail portion which is a lower frame upper surface member, 39 ... connecting member, 121G ... rail engaging portion, 122J ... projecting piece portion, 122K ... first extending piece portion, 124 ... lower Frame main body 134 ... attracting piece 303 ... first side wall part 303A ... insertion hole 304 ... second side wall part 391 ... connecting member main body 392 ... projection part 394 ... elastic part.

Claims (6)

A sash window comprising a window frame having an upper frame, a lower frame, and left and right vertical frames, and a shoji that is supported to be opened and closed inside the window frame,
The lower frame is formed including a lower frame main body, and a lower frame upper surface member that is detachably provided on the lower frame main body and constitutes an upper surface of the lower frame,
The lower frame upper surface member is divided into at least two in the longitudinal direction of the lower frame, and the divided lower frame upper surface members are connected by a connecting member,
A sash window in which movement restricting means for restricting upward movement of the lower frame upper surface member relative to the lower frame main body is configured by the connecting member.   The sash window according to claim 1, wherein an upper surface of the lower frame is formed substantially flat at an upper end position of the lower frame upper surface member.   The said lower frame upper surface member is a rail part which guides the door roller of the said shoji, and this rail part is engaged with the rail engaging part provided in the said lower frame main body. Sash window as described. The rail engaging portion is formed having a protruding piece portion protruding upward from the lower frame main body, and an extending piece portion extending in a prospective direction from the protruding piece portion,
The connecting member is formed having a protrusion,
The rail portion is formed having an insertion hole into which the protruding portion of the connecting member is inserted,
The sash window according to claim 3, wherein the upward movement of the rail portion is restricted by the tip of the projection portion inserted into the insertion hole being locked to the extending piece portion of the rail engaging portion. . The rail portion is formed to have two side wall portions that sandwich the rail engaging portion from the indoor side and the outdoor side, and on the distal end side of the extending piece portion of the rail engaging portion among these side wall portions. The side wall portion positioned is provided with an insertion hole penetrating the side wall portion in the prospective direction.
The connecting member is formed having a connecting member main body straddling the divided rail portions, and at least two protrusions protruding from the connecting member main body,
The rails are connected to each other by press-fitting the projections of the connecting member into the insertion holes of the divided one and other rail parts, and the tips of the projections press-fitted into the insertion holes are connected to the rails. The sash window of Claim 4 by which the upward movement of the said rail part is controlled by being latched by the extension piece part of an engaging part.   The sash window according to claim 5, wherein an elastic part capable of expanding and contracting in a direction in which a distance between the protrusions is changed is formed between the at least two protrusions in the connecting member main body.

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