JP4053468B2 - Upper frame structure of heat insulating sash and assembly method of the upper frame - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an upper frame structure of a heat insulating sash having a metal frame on the outdoor side and a resin frame made of synthetic resin, and a method for assembling the upper frame.
[0002]
[Prior art and its problems]
In general, the heat insulating sash has a composite structure in which both the upper frame, the lower frame, and the left and right vertical frames have a metal frame on the outdoor side and a resin frame made of a synthetic resin on the indoor side. Guide rails for slidably guiding the outer shoji and the inner inner shoji are provided on the outdoor side and the indoor side, respectively. And the outer side guide rail was comprised by superposing | stacking the rail of a metal frame, and the outer rail of a resin frame, and the inner side guide rail was comprised by the inner rail of the resin frame.
[0003]
However, if the inner guide rail is composed only of the inner rail of the resin frame, the strength may not be sufficient when the size of the shoji is increased. For this reason, the strength of the resin guide rail is compensated by superimposing a metal reinforcing member on the inner guide rail of the resin frame (see, for example, Patent Document 1).
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 11-13343
[Problems to be solved by the invention]
However, since the conventional metal reinforcing member has a configuration in which the lower end thereof is locked to the indoor side of the inner guide rail of the resin frame, the surface on the indoor side of the reinforcing member is arranged to be exposed to the indoor side. For this reason, the metal reinforcing member is exposed to the indoor side. Therefore, since the metal part of the reinforcing member and the resin frame can be seen from the indoor side, the appearance is impaired, and the heat insulation is poor, and there is a possibility that condensation occurs.
[0006]
Further, since the metal frame and the resin frame are combined with a special device at the factory, they cannot be easily attached and detached at the construction site. For this reason, the assembly of the resin frame and the metal frame is troublesome, and the resin frame is removed from the metal frame even if the resin frame is damaged or damaged during the assembly or transportation of the frame. I couldn't.
[0007]
An object of the present invention is to solve the above-mentioned problems, and to provide an upper frame structure of a heat insulating sash that has a high support strength for a nails, can be attached and detached with a resin frame, and has excellent heat insulating properties.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the upper frame structure of the heat insulating sash according to the present invention has a metal frame on the outdoor side, a resin frame made of synthetic resin on the indoor side, and slides on the outer and inner pouches, respectively. In the upper frame structure of a heat insulating sash having a composite structure including guide rails for guiding freely on the outdoor side and the indoor side, the resin frame includes the guide rails on the indoor side, and the guide rails open upward. forming an opening groove, the transverse piece is inserted the vertical piece of the metallic reinforcing member consisting of vertical strips and horizontal strips in the opening groove is fixed to the metal frame, the metal frame of the metal reinforcing member And the resin frame .
[0009]
It is preferable that the reinforcing member has a vertical piece inserted into the opening groove of the resin frame and a horizontal piece screwed to the metal frame, and forms a protrusion to be inserted into the groove provided in the metal frame. .
[0010]
Also, a protrusion is provided on one or both of the reinforcing member and the inner wall of the opening groove of the indoor guide rail, and when the reinforcing member is inserted into the opening groove, the reinforcing member and the resin are inserted by the protrusion. It is preferable to provide a space between the inner wall of the frame.
[0011]
Further, the reinforcing member is made of a short member, and may be fixed with a screw at the position of the shoji summoning portion in a state where the shoji is closed, or provided only in a portion where the inner shoji is closed. There may be. Further, the reinforcing member may be provided over substantially the entire length of the upper frame.
[0012]
In addition, the upper frame is attached by using a metal frame on the outside of the room, a resin frame made of synthetic resin on the inside of the room, and guide rails for slidably guiding the outer and inner inner shojis. The outer guide rail is provided on the outside and the indoor side, and the outer guide rail is formed by polymerizing the rail of the metal frame and the outer rail of the resin frame, and the inner guide rail is formed of the inner rail of the resin frame. In the upper frame structure, when attaching the resin frame to the metal frame, first, a metal reinforcing member composed of a vertical piece and a horizontal piece is inserted into an opening groove formed upward in the indoor guide rail of the resin frame. further outer rail lower portion of the resin frame after engaged with the lower end portion of the rail of the metal frame, the resin frame by rotating and locking the indoor-side end portion of the metal frame, the metal frame of the metallic reinforcing member It is provided between the resin frame, the metal The crosspiece of the strength member, characterized in that screwed to the metal frame.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a longitudinal sectional view of a heat insulating sash according to the present invention, and FIG. 2 is a transverse sectional view thereof. This heat insulating sash comprises an upper frame 1, a lower frame 2, and left and right vertical frames 3, and has a screen door 4, an outdoor shoji 5 and an indoor shroud 6 slidably housed inside. As shown in detail in FIG. 3, each frame has a composite structure in which an outdoor metal frame and an indoor synthetic resin frame are combined. That is, in the upper frame 1, the metal frame 1 a is provided in the outdoor portion including the upper portion, and the resin frame 1 b is provided in the indoor portion including the lower portion.
[0014]
The metal frame 1a is formed of an extrusion mold material made of aluminum or an alloy thereof, and a frame main body 9 composed of an upper step 7 on the outdoor side and a lower step 8 on the indoor side has a mounting fin 10 standing upright at the center upper portion. A screen door guide rail 11 and a shoji rail 12 are suspended from the outdoor side. A locking edge 13 is bent at the end on the indoor side. Note that a locking portion 14 bent in an L shape is formed on the indoor side at the lower end portion of the above-mentioned external rail 12.
[0015]
On the other hand, the resin frame 1b is formed from an extruded mold material of synthetic resin such as vinyl chloride, and on the outdoor side, a horizontal edge 15, an outer rail 16 for a shoji that hangs from the outdoor end, and a hollow portion on the upper side thereof. 17 is formed on the indoor side, and the inner rail 18 for a shingled child that hangs down from the indoor side end of the horizontal edge 15, the coupling edge 19 that extends from the upper end of the inner rail 18 to the indoor side, A partition edge 20 that hangs down from the indoor side end of the coupling edge 19 and a mounting edge 21 that protrudes from the middle part of the partition edge 20 to the indoor side are formed. The outer rail 16 is formed with a locking portion 22 that is bent in an L shape on the outdoor side at the lower end portion thereof, and a convex portion 23 that protrudes on the outdoor side is formed at an intermediate portion thereof. The inner rail 18 is formed as a guide rail. A locking projection 24 is formed at the upper corner of the hollow portion 17 on the indoor side. Further, a locking groove 25 is formed at a corner portion constituted by the coupling edge 19 and the partition edge 20.
[0016]
An opening groove 26 that opens upward is formed on the inner rail 18 of the resin frame 1b. A small protrusion is formed on the inner wall of the opening groove 26 on the indoor side. A metal reinforcing member 27 is inserted into the opening groove 26.
[0017]
The metal reinforcing member 27 is made of aluminum, steel, stainless steel or the like, and is an inverted L-shaped member composed of a vertical piece 28 and a horizontal piece 29 as shown in FIG. The horizontal piece 29 protrudes from the upper end of the vertical piece 28 to the outdoor side. A small protrusion 30 is formed on the outdoor side of the vertical piece 28. A protrusion 30 is also formed on the inner wall of the opening groove 26 of the resin frame 1b. The protrusion 30 may be formed on either the vertical piece 28 or the inner wall of the opening groove 26.
[0018]
Further, the vertical piece 28 is inserted into the opening groove 26 of the resin frame 1 b, and at this time, the end of the horizontal piece 29 is formed so as to be locked to the locking protrusion 24 of the hollow portion 17.
[0019]
The reinforcing member 27 may be provided over the entire length of the resin frame 1b. However, the reinforcing member 27 is a short member, and is disposed at the position of the shoji summoning portion in the state in which the shoji is closed (position A in FIG. 2). Alternatively, it may be a configuration that is provided only at a portion (position B in FIG. 2) where the inner shoji 6 is closed as somewhat long.
[0020]
In the above configuration, when attaching the resin frame 1b to the metal frame 1a, first, as shown in FIG. 5, the vertical piece 28 of the reinforcing member 27 is inserted into the resin frame 1b, and the end of the horizontal piece 29 is hollow in the resin frame 1b. Locks to the locking protrusion 24 of the portion 17. Thereby, the reinforcing member 27 is in a temporarily fixed state. Next, the locking portion 22 formed on the lower end portion of the outer rail 16 of the resin frame 1b is locked to the locking portion 14 formed on the lower end portion of the rail for the shoji 12 of the metal frame 1a. The interior side portion of the frame 1b is rotated as shown by an arrow, and as shown in FIG. 3, the engagement groove 25 formed in the upper portion of the interior side of the resin frame 1b is formed at the end of the interior side of the metal frame 1a. The formed locking edge 13 is locked. Further, the coupling edge 19 of the resin frame 1b and the metal frame 1a are fixed with screws 31, and the horizontal piece 29 of the reinforcing member 27 and the frame body 9 of the metal frame 1a are fixed with screws 32. The screw 32 may be inserted through an attachment hole 33 formed in the horizontal edge 15 of the resin frame 1b. Thereby, the resin frame 1b and the reinforcing member 27 are integrally attached to the metal frame 1a.
[0021]
As a result of attaching the resin frame 1b to the metal frame 1a, the outer guide rail that guides the sliding of the shroud 5 is formed by superposing the rail 12 of the metal frame 1a and the outer rail 16 of the resin frame 1b. The inner guide rail that guides the sliding of the shoji 6 is constituted by the inner rail 18 of the resin frame 1b. A central airtight piece 34 made of a synthetic resin having elasticity is attached to the position of the shoji summoning portion, so that outside air enters the indoor side from the upper space between the shoji 5 and the shoji 6. To prevent.
[0022]
As shown in FIG. 1, the upper frame 1 having the above-described configuration includes a mounting fin 10 for the metal frame 1 a, a mounting edge 21 for the resin frame 1 b, a coupling edge 19 for the resin frame 1 b, and a metal frame with respect to the building opening. What is necessary is just to fix the superimposition part with the frame main body 9 of 1a with a wood screw. It should be noted that the screwing connection between the resin frame 1b and the metal frame 1a is not limited to the screw 31, but is simultaneously performed when the upper frame 1 is fixed to the upper edge of the building opening as shown in FIG. You may make it fix with 35.
[0023]
According to the above configuration, since the metal reinforcing member 27 is inserted into the opening groove 26 of the indoor rail 18 of the resin frame 1b, the expected dimension of the rail itself does not increase, and the reinforcing member 27 is attached to the metal frame 1a. Are directly attached with screws, so that they can be firmly attached and the strength of the inner rail 18 is improved. Furthermore, since the reinforcing member 27 is located on the back side of the resin frame 1b, it does not appear outside, so that the appearance of the upper frame 1 is improved.
[0024]
Further, since a space is formed by the protrusion 30 between the opening groove 26 of the inner rail 18 and the vertical piece 28 of the reinforcing member 27, the heat insulation is excellent. Similarly, between the frame main body 9 and the outer frame rail 12 of the metal frame 1a and the hollow portion 17 and the outer rail 16 of the resin frame 1b, and between the frame main body 9 of the metal frame 1a and the horizontal edge 15 of the resin frame 1b. A heat insulating space is also formed between them. Moreover, the protrusion 30 also has a function of preventing the reinforcing member 27 from coming off.
[0025]
Furthermore, when the metal reinforcing member 27 is disposed at the summing portion of the internal and external shoji 5, the strength against wind pressure is improved. In addition, when the shoji incorporating glass is assembled to a sash frame and transported to a construction site as an assembled product, the entire sash may be stacked. In this case, the weight of the shoji is applied to the upper frame 1 and a load is applied to the resin indoor rail. However, by providing a metal reinforcing member 27 in the summing portion, Strength can be improved.
[0026]
When attaching the resin frame 1b, the resin frame 1b can be attached to and detached from the metal frame 1a by rotating the resin frame 1b. Therefore, the assembly of the resin frame 1b and the metal frame 1a is not only easy, but also when the frame is assembled. When the resin frame 1b is damaged or damaged during transportation or the like, the replacement becomes easy.
[0027]
The lower frame 2 and the vertical frame 3 are also composed of a metal frame 1a and a resin frame 1b.
[0028]
By the way, the reinforcement structure by the reinforcement member 27 is not limited to the above-mentioned example. For example, as shown in FIG. 6, an engagement groove 36 is formed on the lower surface of the frame body 9 of the metal frame 1 a, and a protrusion 37 that engages with the engagement groove 36 is formed on the reinforcing member 27. Alternatively, the protrusion 37 may be engaged with the engagement groove 36 when the resin frame 1b is attached to the metal frame 1a.
[0029]
Also in this case, when the resin frame 1b is attached to the metal frame 1a, as shown in FIG. 7, the vertical piece 28 of the reinforcing member 27 is inserted into the opening groove 26 of the inner rail 18, and the horizontal piece 29 is inserted into the resin frame 1b. It is made to contact | abut to the horizontal edge 15 of this, and it is set as a temporary stop state. Next, the locking portion 22 formed on the lower end portion of the outer rail 16 of the resin frame 1b is locked to the locking portion 14 formed on the lower end portion of the rail for the shoji 12 of the metal frame 1a. The interior side portion of the frame 1b is rotated as indicated by an arrow, and the protrusion 37 of the reinforcing member 27 is engaged with the engagement groove 36 in the engagement groove 36 formed in the upper portion of the interior side of the resin frame 1b. The joining edge 19 of the resin frame 1b and the metal frame 1a may be fixed with screws 31, and the horizontal piece 29 of the reinforcing member 27 and the frame body 9 of the metal frame 1a may be fixed with screws 32.
[0030]
According to the above configuration, it is possible to effectively prevent the reinforcing member 27 from falling or being displaced when a load is applied to the indoor guide rail 18, and the indoor guide rail 18 is reinforced more firmly. can do.
[0031]
In this example, the resin frame 1b may be attached to the metal frame 1a according to the same attachment method as described above.
[0032]
【The invention's effect】
According to the first aspect of the invention, since the metal reinforcing member is inserted into the opening groove of the guide rail on the indoor side of the resin frame, the expected dimension of the rail itself does not increase, and the reinforcing member is attached to the metal frame. Can be attached firmly, and the strength of the indoor rail is improved. Furthermore, since the opening groove opens upward and the reinforcing member is located on the back side of the resin frame and does not appear outside, the appearance of the upper frame is improved. In addition, since the vertical piece of the reinforcing member is inserted into the opening groove of the guide rail on the indoor side of the resin frame and the horizontal piece is fixed to the metal frame, the guide rail can be effectively reinforced.
[ 0033 ]
According to the invention which concerns on Claim 2 , when a load is added to the indoor side guide rail, it is possible to effectively prevent the reinforcing member from falling or being displaced, and to reinforce the rail more firmly. Can do.
[ 0034 ]
According to the invention of claim 3 , a space is formed between the opening groove of the indoor guide rail and the vertical piece of the reinforcing member by the protrusion, and the metal vertical piece and the inner wall of the resin opening groove Is not in contact with the surface, heat is not easily transferred from the metal to the resin, heat insulation is excellent, and condensation is unlikely to occur.
[ 0035 ]
According to the invention which concerns on Claim 4 , since the metal reinforcement member is arrange | positioned in the summing part of an internal and external shoji, the intensity | strength with respect to a wind pressure improves. In addition, when the shoji incorporating glass is assembled to a sash frame and transported to a construction site as an assembled product, the entire sash may be stacked. In this case, the weight of the shoji is applied to the upper frame and a load is applied to the resin indoor rail, but the strength of the indoor rail during flat stacking is improved by providing a metal reinforcing member in the summing part. Can be improved.
[ 0036 ]
According to the invention which concerns on Claim 5 , since the reinforcement member is provided in the part in which the inner shoji is closed, the intensity | strength of an indoor side rail improves more compared with the case where it is provided in the summoning part.
[ 0037 ]
According to the invention which concerns on Claim 6 , since it is provided over substantially the full length of the upper frame, the intensity | strength of an indoor rail is further improved rather than the case where it is provided in the part in which the inner shoji is closed.
[ 0038 ]
According to the seventh aspect of the invention, when the resin frame is attached, the resin frame can be attached to and detached from the metal frame by rotating the resin frame, so that the assembly of the resin frame and the metal frame is not only easy. When the frame is assembled or transported, the resin frame can be easily replaced if it is damaged or broken.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of a heat insulating sash according to the present invention. FIG. 2 is a transverse sectional view of the heat insulating sash. FIG. 3 is an enlarged cross sectional view of a main part of the upper frame of the heat insulating sash. FIG. 5 is an explanatory diagram of how the resin frame is attached to the metal frame. FIG. 6 is a cross-sectional view showing another reinforcing structure. FIG. 7 is an explanatory diagram of the manner of attaching the resin frame to the metal frame.
DESCRIPTION OF SYMBOLS 1a Metal frame 1b Resin frame 18 Indoor guide rail 26 Opening groove 27 Reinforcement member 28 Vertical piece 29 Horizontal piece

Claims (7)

Thermal insulation of a composite structure with a metal frame on the outdoor side, a resin frame made of synthetic resin on the indoor side, and guide rails on the outdoor side and the indoor side that slidably guide the outer and inner impellers, respectively. In the upper frame structure of the sash, the resin frame includes the indoor-side guide rail, and the guide rail is formed with an opening groove that opens upward, and the opening groove is made of a metal made of a vertical piece and a horizontal piece. The heat insulating sash is formed by inserting the vertical piece of the reinforcing member and fixing the horizontal piece to the metal frame so that the metal reinforcing member is provided between the metal frame and the resin frame. Frame structure.   The reinforcing member has a vertical piece to be inserted into the opening groove of the resin frame and a horizontal piece to be screwed to the metal frame, and has a protrusion to be inserted into a groove provided in the metal frame. The upper frame structure of the heat insulation sash of Claim 1. Either or both of the reinforcing member and the inner wall of the opening groove of the indoor guide rail are provided with a protrusion, and when the reinforcing member is inserted into the opening groove, the reinforcing member and the resin frame are inserted by the protrusion. The heat insulating sash according to claim 1 or 2 , wherein a space is provided between the inner wall and the inner wall. The upper frame structure of the heat insulating sash according to claim 1, 2 or 3 , wherein the reinforcing member is a short member, and is fixed to the position of the shoji summing portion in a state where the shoji is closed. The reinforcing member is characterized in that the inner sash has been provided only in a portion to be closed, the upper frame structure of the heat insulating sash according to claim 1, 2, 3 or 4. The reinforcing member may be provided over substantially the entire length of the upper frame, the upper frame structure of the heat insulating sash according to claim 1, 2, 3, 4 or 5. The outdoor side is a metal frame, the indoor side is a plastic frame made of a synthetic resin, and guide rails are provided on the outdoor side and the indoor side to slidably guide the outer and inner impellers. Is formed by polymerizing the rails of the metal frame and the outer rails of the resin frame, and the inner guide rail is an upper frame structure of a composite heat insulating sash formed by the inner rails of the resin frame. When attaching the resin frame, first insert a metal reinforcing member consisting of vertical and horizontal pieces into the opening groove formed upward in the indoor guide rail of the resin frame, and then attach the lower end of the outer rail of the resin frame. after engaged with the lower end portion of the rail of the metal frame, with a resin frame by rotating and locking the indoor-side end portion of the metal frame, provided with metallic reinforcing member between the metal frame and a resin frame, wherein the metal frame of the lateral pieces of the metal reinforcing member Method of assembling the upper frame of the insulating sash, characterized in that the fixed-di.

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