JP3239235B2 - Upper frame of window frame for sliding window - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a metal frame made of aluminum or the like, vinyl chloride, acrylic resin, PVC resin, FR
The present invention relates to an upper frame of a window frame for a sliding window formed of a composite sash material in which resin frames such as P resin and GRP resin are combined.

[0002]

2. Description of the Related Art As a sliding window made of a composite sash material, for example, a window shown in Japanese Patent Application Laid-Open No. 8-260821 is known. The upper frame constituting the window frame of the sliding window is formed by joining a resin frame to an inner surface of a metal frame. The resin frame is provided with first, second, and third hollow portions facing downward, and the first hollow portion on the outdoor side is an outdoor rail portion that abuts against the guide projection of the metal frame to guide the outer sash, The inner third hollow portion is fixed to the window opening, and the intermediate second hollow portion serves as an indoor rail portion for guiding the inner sash.

[0003]

SUMMARY OF THE INVENTION In the above upper frame,
Since the indoor rail portion is formed of a hollow portion made of resin, the strength is weak, and when a strong wind acts on the inner sash, the indoor rail portion may be deformed in an expected direction. For this reason, when a large negative pressure acts on the inner sash, the indoor side rail portion is greatly deformed in the expected direction, and the inner sash may be detached.

[0004] For this reason, the upper frame has a large expected size of the second hollow portion so as not to be deformed in the expected direction. The expected dimensions of have increased.

Accordingly, an object of the present invention is to provide an upper frame of a window frame for a sliding window which can solve the above-mentioned problem.

[0006]

According to a first aspect of the present invention, there is provided a metal frame having a downwardly directed piece toward the outside of an outdoor, a resin frame having a first downwardly directed piece and a second downwardly directed piece, and a metal reinforcing member having a vertical piece. A resin frame is attached to the metal frame, and the second downward piece contacts the indoor surface of the downward piece so as to cover the inner surface portion closer to the inside of the room than the downward piece of the metal frame, and is attached. A metal reinforcing member is attached to the resin frame so that a vertical piece thereof is in contact with the indoor surface of the first downward piece of the resin frame, and the first downward piece and the metal reinforcing member are vertically aligned. An upper frame of a window frame for a sliding window, characterized in that the inner side rail portion guides the inner sash by one side.

According to a second aspect of the present invention, the metal reinforcing member according to the first aspect of the invention has a shape having a horizontal piece and a vertical piece, and a screw inserted through the horizontal piece passes through a resin frame and is screwed into the metal frame. An upper frame of a window frame for a sliding window, in which a metal reinforcing member is attached, and a lower end of a vertical piece of the metal reinforcing member is engaged with a lower end of a first downward piece of the resin frame to form an indoor side rail portion.

A third aspect of the present invention is the upper frame of the window frame for a sliding window in which the vertical piece of the metal reinforcing member according to the second aspect of the present invention is attached only to the inner side of the shoji.

[0009]

According to the first aspect, the outdoor rail portion is formed by the downward piece of the metal frame and the second downward piece of the resin frame, so that the outdoor rail portion has a small expected size and a high rigidity. In other words, the indoor-side rail portion is formed by reinforcing the first downward piece of the resin frame with the vertical piece of the metal reinforcing member, so that the expected size is small and the rigidity is large.

[0010] Because of this, the expected dimensions of the outdoor side rail portion and the indoor side rail portion are small and the rigidity is large, so that the expected size of the upper frame can be reduced.

Further, since the outdoor surface of the vertical piece of the metal reinforcing member forming the indoor side rail portion is covered with the first downward piece of the resin frame, air closer to the room acts on the metal reinforcing member, Outdoor air does not work.

Because of this, no dew condensation occurs on the metal reinforcing member.

According to the second aspect of the present invention, the screw for attaching the horizontal plate of the metal reinforcing member to the horizontal plate of the resin frame passes through the horizontal plate of the resin plate and is screwed into the metal frame. Can be installed. Further, since the lower end of the vertical piece of the metal reinforcing member is engaged with the lower end of the first downward piece, the vertical piece and the first downward piece are firmly connected.

Accordingly, the rigidity of the indoor side rail portion is further increased.

According to the third aspect of the present invention, since the vertical piece of the metal reinforcing member does not protrude toward the outer sash outside the inner sash in a state where the inner sash is closed, the vertical piece is not visible from the room and has a good appearance.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, a sliding window is constructed by sliding an inner sash 2 and an outer sash 3 in a window frame 1 in an in-plane direction. The window frame 1 has an upper frame 4, a lower frame 5, one vertical frame 6 and the other vertical frame 7 connected in a square shape.

The inner sash 2 and the outer sash 3 are formed by connecting an upper frame 10, a lower frame 11, a mating frame 12, and a door stop frame 13 in a square shape.
Glass 14 is mounted inside.

As shown in FIG. 2, the upper frame 4 is composed of a composite sash material in which a metal frame 20 of aluminum or the like, a resin frame 30 of vinyl chloride or acrylic resin, and a metal reinforcing member 40 of aluminum or the like are combined. is there. The metal frame 20 includes a horizontal plate 21 facing in the indoor and outdoor directions, an upward hook-shaped plate 22 continuous with the outdoor end of the horizontal plate 21, and a downward piece 23 integrally provided near the outdoor of the horizontal plate 21. And a hanging piece 24 integrally provided at the outdoor end of the horizontal plate 21. The horizontal plate 2
A downward concave portion 25 is formed at the middle of the room 1 in the indoor and outdoor directions.

The resin frame 30 includes a horizontal plate 31 facing the indoor and outdoor directions, and a vertical plate 32 connected to the indoor side end of the horizontal plate 31.
A first downward piece 33 provided integrally with the horizontal plate 31;
The vertical plate 32 has a mounting piece 35 integrally provided toward the indoor side, and the horizontal plate 31 has a hollow portion 3.
The hollow portion 36 is fitted in the downward concave portion 25 of the metal frame 20.

The lower end of the second downward piece 34 is bent in a hook shape toward the outside of the room, and the lower end of the downward piece 23 of the metal frame 20 is bent in a hook shape toward the inside of the room to engage upward. Joint recess 23
a, and the lower end of the second downward piece 34 is engaged and connected to the upward engaging recess 23a.

As a result, a hollow outdoor side rail portion A is formed by the downward piece 23 and the second downward piece 34.

The hollow portion 36 of the resin frame 30 is fitted into the downward concave portion 25 of the metal frame 20, and the indoor side end of the horizontal plate 21 of the metal frame 20 is engaged with the upper portion of the vertical plate 32 of the resin frame 30. are doing. As a result, the portion closer to the room than the downward piece 23 of the metal frame 20 is covered with the resin frame 30.

The metal reinforcing member 40 includes a horizontal piece 41 and a vertical piece 4.
2, the horizontal piece 41 is in contact with the portion of the horizontal piece 31 of the resin frame 30 between the vertical plate 32 and the first downward piece 33, and the horizontal piece 41 is used to remove the screw 43 from the metal frame 20. The metal reinforcing member 40 is fixed to the horizontal plate 21 of the metal frame 20 via the horizontal plate 31 of the resin frame 30.

The lower end of the vertical piece 42 of the metal reinforcing member 40 is bent in a hook shape toward the outside of the room. The lower end of the first downward piece 33 of the resin frame 30 is bent in a hook shape toward the indoor side to form an upward engaging recess 33a, and the lower end of the vertical piece 42 is engaged with the upward engaging recess 33a. Connected together.

As a result, the first downward piece 33 of the resin frame 30 and the vertical piece 42 of the metal reinforcing member 40 form a hollow indoor side rail portion B. Also, the metal reinforcing member 40
Is covered with a first downward piece 33 of the resin frame 30.

The upper side surfaces of the inner sash 2 and the outer sash 3 (the upper frame 10,
Upward concave portions 2a and 3a are formed in the upper part of the mating frame 12 and the upper part of the door stop frame 13, respectively. The upward recess 2a of the inner sash 2 and the indoor rail B are fitted together, and the inner sash 2 is opened and closed using the indoor rail B as a guide.

The upwardly-facing recess 3a of the outer sash 3 and the outdoor rail A are fitted to each other, and the outer sash 3 is guided by the outdoor rail A to open and close.

As described above, the outdoor rail section A and the indoor rail section B are formed of a metal downward piece and a resin downward piece, and have high strength. The expected size of the rail portion B can be reduced.

Further, since the indoor surface of the downwardly facing piece 23 of the metal frame 20 forming the outdoor side rail portion A is covered by the second downwardly facing piece 34 of the resin frame 30, dew condensation occurs on the indoor surface of the outdoor side rail portion A. Nothing.

The outdoor surface of the vertical piece 42 of the metal reinforcing member 40 forming the indoor side rail portion B is covered with the first downward piece 33 of the resin frame 30.
No dew condensation occurs on the vertical piece 42 forming the indoor surface of the above.

The upper frame 10 of the inner sash 2 and the outer sash 3 is formed of a metal frame 10a on the outdoor side and a resin frame 10b on the indoor side. 4 overlaps with the vertical plate 32 of the resin frame 30, and the metal reinforcing member 40 cannot be seen from the room.

Thus, even if dew condensation occurs on the metal reinforcing member 40, it cannot be seen from the room.

As shown in FIG. 3, the mounting piece 35 of the resin frame 30 has a thick portion 35a near the room, and a hole 50 and a concave groove 51 are formed in the portion 35a near the room.
A fin 52 made of a soft resin is integrally formed with the concave groove 51.

Because of this, the hole 50 of the mounting piece 35
Is screwed into the window opening upper inner surface 53, for example, the upper frame, and the fin 52 is pressed against the window opening upper inner surface 53, and the mounting piece 35 and the window opening upper inner surface 53 are connected to each other. Since the humid air in the room does not flow toward the outside from between, no dew condensation occurs on the metal frame 20.

The fin 52 enters the groove 51,
The thick interior portion 35a of the mounting portion 35 is pressed against the window opening upper inner surface 53, so that the mounting piece 35 can be firmly mounted.

The metal reinforcing member 40 is attached over the entire length of the resin frame 30 in the longitudinal direction. When the inner sash 2 is closed, a portion projecting toward the outer sash 3 from the inner sash 2 can be seen from the room.

Therefore, as shown in FIG.
The appearance may be improved by coloring the interior surface 40a of the “0” with the same color as the resin coating or the resin frame.

Further, as shown in FIG.
Is attached only to the closed side of the inner sash 2 of the resin frame 30.
The metal reinforcing member 40 may not be seen from the room when the is closed.

Further, as shown in FIG.
Is attached over the entire length of the resin frame 30 in the longitudinal direction, and the vertical piece 42 is attached only to the closed side of the inner shroud 2.
The vertical piece 42 may not be visible from the room when the is closed.

[0040]

According to the first aspect of the present invention, the outdoor rail portion is formed by the downward piece of the metal frame and the second downward piece of the resin frame. Rigidity is increased, and the interior rail portion is formed by reinforcing the first downward piece of the resin frame with the vertical piece of the metal reinforcing member, so that the expected size is small and the rigidity is increased.

As described above, the expected size of the outdoor side rail portion and the indoor side rail portion is small and the rigidity is large, so that the expected size of the upper frame can be reduced.

Further, since the outdoor surface of the vertical piece of the metal reinforcing member forming the indoor side rail portion is covered with the first downward piece of the resin frame, air closer to the room acts on the metal reinforcing member, Outdoor air does not work. As a result, no condensation occurs on the metal reinforcing member.

According to the second aspect of the present invention, the screw for attaching the horizontal plate of the metal reinforcing member to the horizontal plate of the resin frame passes through the horizontal plate of the resin plate and is screwed to the metal frame. Can be installed firmly. Further, since the lower end of the vertical piece of the metal reinforcing member is engaged with the lower end of the first downward piece, the vertical piece and the first downward piece are firmly connected. Thereby, the rigidity of the indoor side rail portion B is further increased.

According to the third aspect of the present invention, the vertical piece of the metal reinforcing member cannot be seen from inside the room with the inner shroud closed, so that the appearance is good.

[Brief description of the drawings]

FIG. 1 is a front view of a sliding window.

FIG. 2 is a sectional view of an upper frame and upper frames of inner and outer shojis;

FIG. 3 is an enlarged view of a portion C in FIG. 2;

FIG. 4 is a perspective view of a metal reinforcing member.

FIG. 5 is a front view showing another example of attaching a metal reinforcing member.

FIG. 6 is a front view showing another example of attachment of a metal reinforcing member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Window frame 2 ... Inner shoji 3 ... Outer shoji 4 ... Upper frame 10 ... Upper frame 20 ... Metal frame 21 ... Horizontal plate 23 ... Downward piece 30 ... Resin frame 31 ... Horizontal plate 32 ... Vertical plate 33 ... 1st downward Piece 34 ... second downward piece 40 ... metal reinforcing member 40a ... indoor surface 41 ... horizontal piece 42 ... vertical piece 43 ... screw A ... outdoor rail part B ... indoor rail part

Claims (3)

(57) [Claims] 1. A metal frame provided with a downwardly facing piece near the outdoor;
A resin frame having a first downward piece and a second downward piece, and a vertical piece
An upper frame with a metal reinforcing member having a resin frame attached to the metal frame, wherein the second downward piece is in contact with the indoor surface of the downward piece to cover the inner side portion closer to the interior than the downward piece of the metal frame, and is attached. An outdoor rail portion for guiding the sash by a second downward piece, a metal reinforcing member on the resin frame, and a vertical piece of the metal reinforcing member on the first side of the resin frame.
An upper frame of a window frame for a sliding window, wherein the lower frame is attached in contact with the interior surface of the window frame, and the first lower frame and a vertical piece of a metal reinforcing member serve as an indoor-side rail portion for guiding a shoji. 2. A metal reinforcing member having a shape having a horizontal piece and a vertical piece, and a screw inserted through the horizontal piece is passed through a resin frame and screwed into the metal frame to attach the metal reinforcing member. The upper frame of the window frame for a sliding window according to claim 1, wherein a lower end portion of the vertical piece of the member is engaged with a lower end portion of the first downward piece of the resin frame to form an indoor side rail portion. 3. The upper frame of the window frame for a sliding window according to claim 2, wherein the vertical piece of the metal reinforcing member is attached only to the side of the inner shroud closed.