JP2023122864A - Fitting - Google Patents

Abstract

To provide a fitting using a composite frame material with excellent manufacturability and water-stopping properties.SOLUTION: A fitting has a frame body framed by a composite frame material that has a metal frame material made of metal and a resin frame material made of synthetic resin that are adjacent to each other in the depth direction. The metal frame material has metal engagement pieces on each of an outdoor side and an indoor side in the depth direction. The resin frame material has resin engagement pieces on each of the outdoor side and the indoor side in the depth direction. The metal engagement piece on the outdoor side and the resin engagement piece on the outdoor side, and the metal engagement piece on the indoor side and the resin engagement piece on the indoor side are both engaged in a state in which they are in contact with each other in the depth direction. The metal frame material and the resin frame material are joined.SELECTED DRAWING: Figure 3

Description

TECHNICAL FIELD The present invention relates to fittings using a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin.

Conventionally, a composite frame material, which is a combination of a metal frame made of extruded aluminum and a resin frame made of extruded resin, has been used for the upper frame, lower frame, and left and right vertical frames. Such fittings are known (see Patent Document 1, for example). In the composite frame member provided in this fitting, the joint piece portion of the resin frame member is attached to the resin frame mounting piece portion of the metal frame member by screws.

Japanese Unexamined Patent Application Publication No. 2021-1470

Since the composite frame members used for the upper frame, the lower frame, and the left and right vertical frames of the conventional fittings are formed by screwing a resin frame member and a metal frame member, each composite frame member is Since it must be screwed, manufacturing is complicated and cost increases. For example, it is possible to engage and attach a resin frame to a metal frame to facilitate manufacturing of the composite frame. However, if the resin frame member is simply engaged with the metal frame member, there is a problem that rainwater or the like may enter through a gap formed between the resin frame member and the metal frame member. there were.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a fitting using a composite frame material that is excellent in manufacturability and water stoppage.

The main invention for achieving such an object is a fitting having a frame framed by a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin adjacent to each other in the direction of projection, The metal frame member has metal engaging pieces on the outdoor side and the indoor side in the projected direction, and the resin frame member has the resin engaging pieces on the outdoor side and the indoor side in the projected direction. The metal engaging piece on the outside and the resin engaging piece on the outdoor side, and the metal engaging piece on the indoor side and the resin engaging piece on the indoor side are engaged with each other in the prospective direction. In addition, the fitting is characterized in that the metal frame member and the resin frame member are joined together.
Other features of the present invention will become apparent from the description of the specification and accompanying drawings.

ADVANTAGE OF THE INVENTION According to this invention, it is possible to provide the fittings using the composite frame material excellent in manufacturability and waterproofness.

It is a cross-sectional view of the fittings which concern on this embodiment. It is a figure which shows the metal frame material and resin frame material which comprise a vertical frame. It is an enlarged view of the A section in FIG. It is a figure which shows the modification of the B section in FIG.

A fitting according to an embodiment of the present invention will be described below with reference to the drawings.
As an example of fittings 1 according to the present embodiment, as shown in FIG. 1, a frame 2 that is fixed to the frame of a building and forms an opening 1b, and is attached to the frame 2 via hinges 1a so as to be openable and closable. A fitting 1 having a door 3 as a shoji will be described as an example.

As shown in FIG. 1, in the fitting 1 of this embodiment, a door 3 is attached to a left vertical frame 20 forming a frame 2 via a hinge 1a so as to be freely opened and closed. In the following description, when the fitting 1 attached to a building or the like is viewed from the indoor side, the up-down direction is the up-down direction, the left-right direction is the left-right direction, and the depth direction, which is the indoor/outdoor direction. Shown as prospective direction. In addition, in the projection direction, the side to which the door 3 moves when it opens is the outdoor side, the opposite side where the door stop is provided is the indoor side, and the opening 1b side which is the inner side of the frame 2. is the inner peripheral side, and the outer side of the frame 2 opposite to the opening 1b is the outer peripheral side.

The vertical frame 20 is a composite structure in which a metal frame member 21 arranged on the outdoor side in the prospective direction and a synthetic resin resin frame member 22 arranged on the indoor side in the prospective direction are engaged and joined. It is a frame material. Both the metal frame member 21 and the resin frame member 22 are extruded shape members whose extrusion direction is the vertical direction (longitudinal direction).

The metal frame member 21 has a metal frame hollow portion 21a that has a substantially rectangular cross section that is elongated in the direction of projection and penetrates in the vertical direction. The metal frame member 21 forms a metal frame hollow portion 21a, and includes an inner peripheral side expected wall portion 21b forming a prospective surface on the inner peripheral side on the side of the opening 1b formed by the frame 2, and an inner peripheral side prospective wall. An outer peripheral side projected wall portion 21c facing the portion 21b on the outer peripheral side with a space in the left-right direction, and an outer end of the inner peripheral side projected wall portion 21b and the outer peripheral side projected wall portion 21c are connected to form a joint surface. The outdoor viewing surface portion 21d, the indoor viewing surface portion 21e connecting the indoor end of the inner peripheral side projection wall portion 21b and the outer peripheral side projection wall portion 21c to form a viewing surface, and the outer periphery side projection wall portion 21c protruding outward from the outer periphery side projection wall portion 21c. It has a fixed piece 21f screwed to the frame.

The inner circumference side prospective wall portion 21b has an outdoor side portion 21g and an indoor side portion 21h. is provided. A door 3 is attached to an outdoor side portion 21g of the inner circumferential projection wall portion 21b via a hinge 1a so as to be freely opened and closed. Here, the inner circumference side prospective wall portion 21b corresponds to the prospective wall portion that supports the shoji so that it can be opened and closed, and the outdoor side prospective surface 21i facing the opening 1b and the indoor side prospective surface 21j support the shoji so that it can be opened and closed. corresponds to the prospective surface of the prospective wall portion.

The indoor facing surface portion 21e extends outward from the indoor end of the indoor side portion 21h, and the extended outer end is recessed to the outdoor side at the end connected to the outer peripheral projection wall portion 21c. A recess 21k is provided.

In the vicinity of the end on the inner peripheral side of the indoor viewing surface portion 21 e , a first metal engaging member is provided that extends indoors, and the extended end extends to the inner peripheral side to engage with the resin frame member 22 . A strip 21l is provided. Further, on the inner peripheral side of the indoor viewing surface portion 21e, a protruding piece 21m is provided extending along the indoor viewing surface portion 21e.

The tip of the projecting piece 21m protrudes by a level difference between an outdoor projected surface 21i facing the opening 1b of the outdoor portion 21g and an indoor projected surface 21j facing the opening 1b of the indoor portion 21h.

The outer peripheral projection wall portion 21c extends to the outside from the outdoor viewing surface portion 21d and to the indoor side from the indoor viewing surface portion 21e.
An indoor-side extension piece 21n that extends inward is provided at the indoor-side end of the outer peripheral-side prospective wall portion 21c, and a resin frame member 22 is provided on the outdoor side of the indoor-side extension piece 21n. A second metal engagement piece 21o is provided for engagement. The second metal engaging piece 21o is provided so as to face the indoor-side extending piece 21n with a slight gap on the outdoor side.

A hook piece 21p that protrudes indoors is provided at the end on the inner peripheral side of the second metal engaging piece 21o. Here, the first metal engagement piece 21l corresponds to the metal engagement piece provided on the outdoor side of the metal frame member 21, and the second metal engagement piece 21o corresponds to the indoor side of the metal frame member 21. It corresponds to the provided resin engagement piece. Also, the indoor-side extending piece 21n corresponds to a facing piece that faces the metal engaging piece (second metal engaging piece 21o) with a gap in the projection direction.

The resin frame member 22 has a resin frame hollow portion 22a which has a substantially rectangular cross section elongated in the left-right direction and penetrates in the up-down direction. The resin frame member 22 forms a resin frame hollow portion 22a, and includes a resin projection wall portion 22b that forms a projection surface on the outer peripheral side of the frame body 2, and a sealing material 4 that is provided on the outdoor side of the resin frame hollow portion 22a. A sealing material fitting portion 22c to be fitted, and a first resin engagement that is connected to the sealing material fitting portion 22c at a viewing surface 22m, extends outward, and is engaged with the first metal engagement piece 21l. and a piece 22d.

The resin projected wall portion 22b has a resin fixing piece 22e that extends indoors and is screwed to the frame. A resin frame hollow portion 22a is formed in the resin fixing piece 22e, and a second resin engaging piece 22a protrudes toward the indoor side from the indoor wall portion 22f facing the indoor side and is engaged with the second metal engaging piece 21m. A joint piece 22g is provided.

The second resin engaging piece 22g has, on the outer peripheral side, which is the leading end side, a leading end finding surface portion 22h that forms a viewing surface positioned outside the inner peripheral portion. Here, the first resin engaging piece 22d corresponds to the resin engaging piece provided on the outdoor side of the resin frame member 22, and the second resin engaging piece 22g corresponds to the resin engaging piece provided on the indoor side of the resin frame member 22. It corresponds to the provided resin engagement piece.
The outdoor-side end of the resin projection wall portion 22b has a resin extension piece 22i that extends to the outer peripheral side and the extended end extends to the outdoor side.

In the vertical frame 20, as shown in FIG. 3, the first resin engaging piece 22d of the resin frame member 22 engages the first metal engaging piece 21l of the metal frame member 21, and the second resin of the resin frame member 22 is engaged. The engagement piece 22g engages with the second metal engagement piece 21o of the metal frame member 21, thereby joining the resin frame member 22 and the metal frame member 21 together. The resin frame member 22 joined to the metal frame member 21 protrudes to the inner peripheral side from the outdoor-side projection surface 21i and the indoor-side projection surface 21j facing the opening 1b of the outdoor-side portion 21g and the indoor-side portion 21h. A sealing member 4 is provided on the outdoor side of the overhanging portion 22l, and the overhanging portion 22l forms a door stop portion of the door 3 together with the sealing member 4. - 特許庁

In the state where the resin frame member 22 and the metal frame member 21 are joined, the indoor surface 22j of the first resin engaging piece 22d contacts the outdoor surface 21q of the first metal engaging piece 21l on the outdoor side. On the indoor side, the outdoor-side surface 22k of the second resin engaging piece 22g contacts and engages with the indoor-side surface 21r of the second metal engaging piece 21o to form the metal frame member. 21 and the resin frame material 22 are joined. Also, the resin extension piece 22i of the resin frame member 22 is in contact with the outer peripheral side prospective wall portion 21c of the metal frame member 21, and the tip thereof is inserted into the recess 21k to locate the tip of the second resin engagement piece 22g. By arranging the surface portion 22h on the outer peripheral side of the hook piece 21p of the metal frame member 21, relative movement between the metal frame member 21 and the resin frame member 22 in the left-right direction is restricted.

In addition, when the resin frame member 22 and the metal frame member 21 are joined together, the protruding piece 21m of the metal frame member 21 faces the outdoor facing surface 22m of the overhanging portion 22l and is fitted into the overhanging portion 22l. It protrudes toward the combined seal material 4 side.

According to the fitting 1 of the present embodiment, the vertical frame 20 made of the composite frame material used for the frame 2 of the fitting 1 is engaged with the first metal engaging piece 21l and the first resin engaging piece 22d. Since the second metal engaging piece 21o and the second resin engaging piece 22g are engaged and joined together, manufacturing can be performed more easily than in the case of joining with screws or the like, and the manufacturing time is reduced. is shortened, so costs can be reduced.

In addition, when the metal frame member 21 and the resin frame member 22 are on the outdoor side in the projection direction, the indoor side surface 22j of the first resin engaging piece 22d abuts the outdoor side surface 21q of the first metal engaging piece 21l. On the indoor side, the outdoor side surface 22k of the second resin engaging piece 22g is in contact with the indoor side surface 21r of the second metal engaging piece 21o. That is, the first and second metal engaging pieces 21l and 21o are sandwiched between the first and second resin engaging pieces 22d and 22g. Therefore, on both the outdoor side and the indoor side in the direction of projection, there is a gap between the first resin engagement piece 22d and the first metal engagement piece 21l, and between the second resin engagement piece 22g and the second metal engagement. Since there is no gap between the piece 21o and the first resin engagement piece 22d, the first metal engagement piece 21l, and the second resin engagement piece 22g and the second metal engagement piece 21o are engaged. It is difficult for rainwater, etc., to enter from the part where it is located. Therefore, it is possible to provide fittings 1 using vertical frames 20 that are excellent in manufacturability and water stoppage.

In addition, the metal frame member 21 is arranged on the outside of the projecting portion 22l projecting inwardly from the inner peripheral side projected wall portion 21b of the metal frame member 21 in the resin frame member 22, along the projecting portion 22l. 2, rainwater or the like entering from between the door 3 and the metal frame member 21 is blocked by the projecting piece 21m, and is difficult to enter directly into the projecting portion 22l. . In addition, the projecting piece 21m is located further than the inner peripheral side projection wall portion 21b provided on the inner peripheral side of the first and second metal engaging pieces 21l and 21o and the first and second resin engaging pieces 22d and 22g. Furthermore, since it is provided along the projecting portion 22l on the inner peripheral side, even if rainwater or the like enters from between the door 3 and the metal frame member 21, it will not pass between the projecting portion 22l and the projecting piece 21m. , the first and second metal engaging pieces 21l and 21o and the first and second resin engaging pieces 22d and 22g. For this reason, it is possible to provide fittings 1 that are more excellent in water stoppage.

In the above embodiment, the first resin engagement piece 22d and the first metal engagement piece 21l, and the second resin engagement piece 22g and the second metal engagement piece 21o engage while abutting in the prospective direction. However, for example, as shown in FIG. 4, the second resin engaging piece 22g and the second metal engaging piece 21o are engaged, and the indoor-side extending piece 21n of the metal frame member 21 is connected. The second resin engaging piece 22g may be sandwiched between the second metal engaging piece 21o and the indoor-side extending piece 21n by being bent toward the second metal engaging piece 21o by crimping or the like. In this case, the second resin engaging piece 22g and the second metal engaging piece 21o are brought into contact with each other more reliably and no gap is generated, so that it is possible to provide fittings 1 with even better water stopping properties. Become.

Further, in this case, even if the resin frame member 22 expands and contracts due to temperature changes, the state in which the second resin engaging piece 22g is sandwiched between the second metal engaging piece 21o and the indoor-side extending piece 21n is maintained. Therefore, it is possible to prevent a gap from being generated between the second resin engaging piece 22g and the second metal engaging piece 21o.

Although the left vertical frame 20 has been described as an example in the above embodiment, the same applies to the right vertical frame 20 .
In the above embodiment, the first and second metal engaging pieces 21l and 21o are sandwiched between the first and second resin engaging pieces 22d and 22g. The first and second resin engaging pieces may be sandwiched between the first and second metal engaging pieces.

The above-described embodiments are intended to facilitate understanding of the present invention, and are not intended to limit and interpret the present invention. The present invention can be modified and improved without departing from its spirit, and it goes without saying that the present invention includes equivalents thereof.
This embodiment includes at least the following inventions.

A fitting having a frame framed by a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin adjacent to each other in the direction of projection, wherein the metal frame member is located on the outdoor side in the direction of projection. The resin frame member has a resin engagement piece on each of the outdoor side and the indoor side in the direction of projection, and the metal engagement piece on the outdoor side and the metal engagement piece on the outdoor side are connected to each other. The resin engaging piece, and the metal engaging piece on the indoor side and the resin engaging piece on the indoor side are engaged with each other in the prospective direction so that the metal frame member and the resin are engaged. The fitting is characterized by being joined to a frame material.

According to such fittings, since the composite frame material used for the frame of the fittings is joined by engaging the metal engaging pieces and the resin engaging pieces, it is more difficult than joining with screws or the like. can be manufactured easily, and the manufacturing time can be shortened, so that the cost can be suppressed.

In addition, the metal frame member and the resin frame member are engaged in a state in which the outdoor side metal engagement piece and the outdoor side resin engagement piece are in contact with each other in the prospective direction, and the indoor side metal engagement piece and the indoor side are engaged. are in contact with each other in the projection direction. For this reason, the outdoor side and indoor side engagement portions where the metal frame member and the resin frame member are joined are in contact with each other without creating a gap, so that the resin engagement piece and the metal engagement piece are engaged. It is difficult for rainwater or the like to enter through the jointed portion. For this reason, it is possible to provide a fitting using a composite frame material that is excellent in manufacturability and water stoppage.

A fitting having a frame framed by a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin adjacent to each other in the direction of projection, wherein the metal frame member is a metal engaging piece. and a facing piece that faces the metal engagement piece with a space therebetween in the projection direction, and the resin frame member is positioned between the metal engagement piece and the facing piece to accommodate the metal engagement piece. and a resin engaging piece that engages with the metal engaging piece.

According to such a fitting, the composite frame material used for the frame of the fitting has the metal engaging piece and the resin engaging piece engaged with each other, and the bent facing piece engages the resin engaging piece with the metal. Since it is sandwiched and joined together with the mating piece, it can be manufactured more easily than in the case of joining with screws or the like.

In addition, since the resin engagement piece positioned between the metal engagement piece and the facing piece and engaged therewith is sandwiched between the bent facing piece and the metal engagement piece, the resin engagement piece and the metal engagement piece are held together. It is possible to bring the mating piece into contact more reliably. Further, even if the resin frame member is deformed due to temperature change, the contact state between the resin engaging piece and the metal engaging piece is maintained. For this reason, it is possible to provide fittings with more excellent water stopping properties.

In such fittings, the metal frame member has a prospective wall portion having a prospective surface on which the shoji is supported so as to be openable and closable, and the resin frame member is located on the inner peripheral side of the frame relative to the prospective wall portion. the metal engaging piece and the resin engaging piece are provided closer to the outer periphery of the frame than the projected wall portion, and The metal frame member is characterized by having a protruding piece protruding toward the inner peripheral side of the frame body along the protruding portion on the outdoor side of the protruding portion.

According to such fittings, the metal frame member is provided on the outside of the projecting portion projecting toward the inner peripheral side of the frame from the projection wall portion of the metal frame member, and along the projecting portion on the inner peripheral side of the frame. Since it has a protruding piece that protrudes outward, rainwater or the like that enters from between the shoji and the metal frame member is blocked by the protruding piece and is difficult to enter directly into the projecting portion. In addition, since the projecting piece is provided along the protruding portion on the inner peripheral side of the projected wall portion provided on the inner peripheral side of the metal engaging piece and the resin engaging piece, rainwater and the like are prevented from Even if it enters from between the metal frame member and the metal frame member, it is suppressed from entering the metal engaging piece side and the resin engaging piece side through the space between the protruding portion and the projecting piece. For this reason, it is possible to provide fittings with more excellent water stopping properties.

1 fitting, 2 frame body, 3 door, 4 sealing material, 20 vertical frame,
21 metal frame material, 21b inner periphery side prospective wall portion, 21i outdoor side prospective surface,
21j indoor side prospective surface, 21l first metal engaging piece, 21m protruding piece,
21n indoor-side extending piece, 21o second resin engaging piece, 22 resin frame material,
22d first resin engagement piece, 22g second resin engagement piece,

Claims (3)

A fitting having a frame framed by a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin adjacent to each other in the prospective direction,
The metal frame member has metal engagement pieces on the outdoor side and the indoor side in the projection direction,
The resin frame member has resin engagement pieces on the outdoor side and the indoor side in the direction of projection,
The metal engaging piece on the outdoor side and the resin engaging piece on the outdoor side, and the metal engaging piece on the indoor side and the resin engaging piece on the indoor side are in contact with each other in the prospective direction. A fitting characterized in that the metal frame member and the resin frame member are joined by engaging with each other. A fitting having a frame framed by a composite frame member having a metal frame member made of metal and a resin frame member made of synthetic resin adjacent to each other in the prospective direction,
The metal frame member has a metal engagement piece and a facing piece that faces the metal engagement piece with a gap in the projection direction,
The resin frame member has a resin engagement piece positioned between the metal engagement piece and the facing piece and engaged with the metal engagement piece,
The fitting, wherein the facing piece is bent to sandwich the resin engaging piece together with the metal engaging piece. The fitting according to claim 1 or claim 2,
The metal frame member has a prospective wall portion having a prospective surface on which the shoji is supported so as to be openable and closable,
The resin frame member has an overhanging portion that overhangs the inner peripheral side of the frame body from the projection wall portion and forms a door stop portion of the shoji,
The metal engaging piece and the resin engaging piece are provided closer to the outer circumference of the frame than the projected wall portion,
The fitting, wherein the metal frame member has a projecting piece on the outdoor side of the overhanging portion, the projecting piece projecting along the overhanging portion toward the inner peripheral side of the frame.

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