JP7424882B2 - fittings - Google Patents

Description

The present disclosure relates to fittings.

Conventionally, in fittings that include a frame formed of a hollow member with a hollow portion extending in the longitudinal direction and a shoji that is supported by the frame so as to be openable and closable, the hollow member is provided with, for example, a folder for a handle. A device having a component attachment opening for attaching components is known (see, for example, Patent Document 1). Such openings for attaching parts are drilled during manufacturing before the fittings are attached to the building, and after the parts are attached to the processed openings for attaching parts, they are attached to the frame of the building.

Unexamined Japanese Patent Publication No. 2017-106314

In conventional fittings, when an opening for mounting a component is drilled in a hollow member, cutting debris such as cut pieces from cutting out the opening enters the hollow part of the hollow member. As a result, it is necessary to remove cutting debris from both ends of the hollow portion in the longitudinal direction, reducing work efficiency, and there is room for improvement in this respect.

The present disclosure provides fittings that can improve work efficiency during manufacturing.

A fitting according to one aspect of the present disclosure includes a frame, and a shoji that is supported by the frame so as to be openable and closable and has a frame, and at least one of the frame and the frame has a frame along one direction. It is composed of a hollow member having an extending hollow part, an opening is provided in a part of the hollow member, and a removable attachment for holding a functional part is provided in the opening , and the attachment is , located closer to the indoor side than the outdoor side of the frame .

FIG. 2 is a front view showing an example of a sliding window according to an embodiment that is an embodiment of the present disclosure. FIG. 2 is a cross-sectional view taken along the line AA shown in FIG. 1, and is a vertical cross-sectional view of the sliding window. FIG. 2 is a sectional view of the lower frame and lower stile of the fitting according to the first embodiment of the present disclosure, viewed from the left and right direction. FIG. 3 is an enlarged view of a main part of the lower frame shown in FIG. 2, showing a state in which the attachment is fixed by caulking. 4 is a diagram for explaining a method for manufacturing a hollow part, and corresponds to FIG. 3. FIG. It is a sectional view of a lower frame and a lower stile of a fitting according to a second embodiment of the present disclosure, viewed from the left and right direction. FIG. 7 is a sectional view of a lower frame and a lower stile of a fitting according to a third embodiment of the present disclosure, viewed from the left and right direction.

Hereinafter, fittings according to an embodiment of the present disclosure will be described based on the drawings.

As shown in FIG. 1, a vertical sliding window (hereinafter simply referred to as sliding window 1) provided in an opening formed in a building frame will be described as an example of the fitting according to the present embodiment. The sliding window 1 according to this embodiment includes a frame 2 and a shoji 3 rotatably provided around the axis of a hanging base supported by an upper frame 27 of the frame 2. The shoji 3 of the sliding window 1 is a swing type window, and is a composite fitting used, for example, as a window of a back door.

In the following explanation, the direction connecting the outdoor side and the indoor side (the direction perpendicular to the wall, the left-right direction on the page in Figure 1) is the indoor-outdoor direction Y, and the direction in which the opening of the building penetrates the wall (the wall The horizontal direction (direction perpendicular to the plane of the paper) connecting the left and right sides when viewed from the side (direction facing the section) is defined as the left-right direction X. In addition, each member and component constituting the sliding window 1 will be described using the indoor/outdoor direction Y and the left/right direction X in the attitude as provided in the opening.

FIG. 2 is a longitudinal cross-sectional view at approximately the center in the left-right direction X when the shoji 3 is closed with respect to the frame 2. FIG. 3 is a cross-sectional view of the lower frame 21 and the lower stile 31 in FIG. 2. As shown in FIG. In this embodiment, the configuration of the lower frame 21 and the lower stile 31 will be explained in detail using FIG. 3.

As shown in FIG. 1, the shoji 3 includes a frame body 30 formed into a rectangular frame shape with an upper frame 34, a lower frame 31, and left and right vertical frames 35, 35, and a frame body 30 fitted inside the frame body 30. Alternatively, a plurality of layers of glass panels 32 are provided. An operating handle 4 is attached to the indoor end surface 31a of the lower stile 31 located on the door edge side at the center in the left-right direction X. By rotating the operation handle 4, the shoji 3 can be locked and unlocked by moving it forward and backward into the handle housing 41 fixed to the lower frame 21 of the locking part 4a located on the opposite side of the rotation axis of the operation handle 4. will be held.

The frame body 2 is formed into a rectangular frame shape with an upper frame 27, a lower frame 21, and left and right vertical frames 28, 28. In the following explanation, the structure of the hollow part in the frame body 2 will be explained, but since the upper frame 27 shown in FIG. This will be explained in detail using FIG.

As shown in FIG. 3, in the lower frame 21, a metal lower frame 21A extending in the left-right direction X is connected to a resin lower frame 21B on the indoor side. The metal lower frame 21A is formed of a metal member such as an aluminum alloy. The resin lower frame 21B is formed of a resin material. In the following description, the metal lower frame 21A will be explained as the lower frame 21. The lower frame 21 includes an outdoor frame portion 22 that faces the lower stile 31 in the vertical direction Z on the outdoor side, and an indoor frame portion 23 that is integrally disposed on the indoor side of the outdoor frame portion 22. ing.

The indoor frame section 23 includes an upper wall 231, a lower wall 232, an inner wall 233, an outer wall 234, and an intermediate wall 235 disposed between the inner wall 233 and the outer wall 234. The indoor side frame part 23 is provided so as to be able to lock the shoji 3 in a freely openable/closable manner toward the outdoor side. A hollow portion 2A (hollow member) surrounded by an upper wall 231, a lower wall 232, an outer wall 234, and an intermediate wall 235 is formed in the indoor frame portion 23.

The hollow portion 2A extends with a hollow portion extending in the longitudinal direction (left-right direction X) of the lower frame 21. A first opening 231a (opening) disposed partially in the left-right direction X is formed in a portion of the upper wall 231 located in the hollow portion 2A. A handle accommodating body 41 for locking the locking portion 4a of the operating handle 4 is attached to the first opening 231a.

A second opening 234a (opening) extending in the longitudinal direction (left-right direction X) of the lower frame 21 is formed in the outer wall 234 of the hollow portion 2A. The second opening 234a is located below the upper wall 234b of the outer wall 234. A groove 236 that opens toward the outdoors is formed on the outdoor side surface of the upper wall portion 234b. The airtight member 24 protruding toward the outdoors is fitted into the groove 236. The airtight member 24 is made of an elastic member made of rubber, for example, and when the shoji 3 is closed, the indoor end surface 31a of the lower stile 31 on the door edge side contacts the airtight member 24 from the outdoor side in an airtight state.

As shown in FIG. 4, in the hollow part 2A, on the outdoor side of the lower wall 232 of the indoor side frame part 23, there are a pair of pressers facing each other in the indoor/outdoor direction Y with an interval in the indoor/outdoor direction Y. Pieces 25A and 25B are provided. The pair of presser pieces 25A and 25B extend over substantially the entire length of the lower frame 21 in the left-right direction X. The first holding piece 25A on the indoor side projects toward the outdoor side from the outer surface 232a of the stepped portion formed on the lower wall 232. The outdoor second pressing piece 25B protrudes upward from the lower wall 232 and is further bent indoors. The distance between the pair of pressing pieces 25A, 25B and the lower wall 232 in the vertical direction Z is set to be larger than at least the thickness of a fixed flange 51 of the attachment 5, which will be described later.

The holding pieces 25A and 25B are provided so as to be bendable downward by pressing from above. In this embodiment, as shown in FIG. 4, by caulking the first presser piece 25A downward with the operation rod 52 inserted from the first opening 231a, there is a gap between the first presser piece 25A and the lower wall 232. The fixing flange 51 of the inserted attachment 5 can be fixed.

The second opening 234a of the hollow part 2A is provided with an attachment 5 that holds the heated foaming material 50 (functional part) and is detachable from the hollow part 2A. The attachment 5 is arranged to extend over the entire length of the hollow portion 2A in the longitudinal direction. The attachment 5 includes a band-shaped fixing flange 51 extending along the longitudinal direction of the lower frame 21 and a housing section 54 that accommodates the heated foam material 50 at the upper part of the fixing flange 51 via a connecting section 53. ing.

The heated foam material 50 is a known fireproof material that expands due to the heat of a fire, and is made of resin, metal, carbon, or the like as a raw material. The heated foam material 50 is configured to expand by the heat of a fire to more than ten times to several tens of times its normal size, thereby exhibiting fireproof performance. The heat-foamed material 50 of this embodiment is formed into a sheet shape with a thickness of, for example, about 1 mm to 1.6 mm.

The attachment 5 has an external shape that allows the second opening 234a to be inserted into the hollow part 2A from the outdoor side, and the heating foam material 50 accommodated in the housing part 54 faces the outdoor side from the second opening 234a. It is fixed in the hollow part 2A so as to be exposed in the direction. The fixed flange 51 is fixed to the lower wall 232 by caulking the first holding piece 25A.

The fixed flange 51 may be caulked by the first holding piece 25A only at both ends of the lower frame 21 in the longitudinal direction (left-right direction It may be caulked intermittently.

Although the structure of the hollow part 2A of the lower frame 21 has been mainly described in this way, the hollow part 2B (hollow member) of the upper frame 27 shown in FIG. 2 also has the same structure as the lower frame 21. That is, in the hollow portion 2B of the upper frame 27, a pair of presser pieces 272 and 273 are provided on the upper wall 271 so as to be spaced apart from each other in the indoor/outdoor direction Y and to face each other in the indoor/outdoor direction Y. The hollow part 2B is formed with a first opening 274 (opening) that opens downward, and a second opening 275 that opens outdoors and into which the attachment 5 holding the heated foam material 50 is attached. ing. The attachment 5 can be the same as that used in the hollow part 2A of the lower frame 21. The attachment 5 is held by one presser piece 272, and is fixed to the upper wall 271 by caulking the presser piece 272. Also in the case of the hollow part 2B of the upper frame 27, when caulking the presser piece 272, insert the operating rod from the first opening 274 and caulk the presser piece 272, thereby making the presser piece 272 and the upper wall 271 The attachment 5 inserted between them can be fixed.

Next, the operation of the sliding window 1 according to this embodiment will be explained in detail based on the drawings. As shown in FIG. 5, in the sliding window 1 according to the present embodiment, an attachment 5 for holding a heated foaming material 50 is removably provided in a second opening 234a provided in a part of the hollow part 2A. Therefore, when drilling the hollow part 2A to form the first opening 231a during manufacturing, the attachment 5 is removed from the second opening 234a so that cuts caused by the drilling can be avoided. Cutting waste K such as pieces can be easily taken out from the second opening 234a. That is, the cutting waste K entering the hollow part 2A is taken out from the inside of the hollow part 2A through the second opening 234a, as shown by the arrow E1 in FIG. In this way, in this embodiment, when taking out the cutting waste K, there is no need for the time-consuming work of changing the posture of the lower frame 21 and discharging it from both ends in the longitudinal direction.

Next, the attachment 5 is inserted into the hollow part 2A (arrow E2 in FIG. 5), and the fixing flange 51 of the attachment 5 is placed between the first holding piece 25A and the lower wall 232 as shown in FIG. do. Thereafter, the first pressing piece 25A is caulked downward by the caulking operation rod 52 which is inserted into the hollow portion 2A from the first opening 231a. As a result, the fixed flange 51 is fixed between the caulked first holding piece 25A and the lower wall 232, and the attachment 5 is positioned within the hollow portion 2A. In this way, in this embodiment, the time and effort required to remove the cutting waste K can be reduced, and the work efficiency during manufacturing can be improved.

In this embodiment, since the attachment 5 extends over the entire length of the hollow portion 2A in the longitudinal direction, the second opening 234a for attaching the attachment 5 is also formed along the entire length of the lower frame 21. Therefore, cutting waste K generated during drilling of the hollow portion 2A during manufacturing can be easily taken out from the second opening 234a no matter where it is located in the longitudinal direction of the lower frame 21. Further, since the second opening 234a extends over the entire length of the lower frame 21, there is an advantage that the position of the cutting waste K can be easily found.

In this embodiment, since the attachment 5 is configured to be fixed to the hollow part 2A by caulking the first holding piece 25A, as shown in FIG. 4, the first opening formed by drilling The first pressing piece 25A can be easily caulked from 231a using the caulking operation rod 52.

With the sliding window 1 according to this embodiment, work efficiency during manufacturing can be improved.

Next, fittings according to other embodiments will be described. Note that components having the same functions as those of the first embodiment described above are denoted by the same reference numerals, and detailed explanations thereof will be omitted since the explanations will be repeated.

(Second embodiment)
As shown in FIG. 6, in the sliding window 1A (fittings) according to the second embodiment, the attachment 5 is fixed in the longitudinal direction of the lower frame 21 (horizontal direction X), and is fitted into the hollow part 2A and fixed. The attachment of the second embodiment is designated by reference numeral 5A.

In the outer wall 234 of the hollow portion 2A in the second embodiment, a downward locking guide 25C is provided on the indoor end surface 234c of the upper wall portion 234b, protruding toward the indoor side and extending downward. The distance between the first holding piece 25A and the second holding piece 25B provided on the lower wall 232 and facing in the indoor/outdoor direction Y allows the fixed flange 51 of the attachment 5A to be supported from both sides in the indoor/outdoor direction Y. dimensions are set. The fixed flange 51 is slidably locked in the left-right direction X between the pair of holding pieces 25A, 25B and the lower wall 232.

The attachment 5A according to the second embodiment is provided with an upward locking piece 55 extending upward from the accommodating portion 54. The upward locking piece 55 is slidably locked in the left-right direction X between the downward locking guide 25C and the indoor end surface 234c of the upper wall portion 234b.

In the second embodiment, when attaching the attachment 5A to the second opening 234a, the fixed flange 51 is inserted between the pair of holding pieces 25A, 25B and the lower wall 232 on one side in the longitudinal direction of the hollow part 2A. At the same time, the upward locking piece 55 is inserted between the downward locking guide 25C and the upper wall portion 234b. Then, the attachment 5A is guided and slid by the holding pieces 25A, 25B and the downward locking guide 25C, and is positioned and fixed at a predetermined position within the hollow portion 2A. In this manner, in the second embodiment, the attachment 5A can be easily fixed by simply sliding it relative to the hollow portion 2A, similarly to the first embodiment described above.

(Third embodiment)
As shown in FIG. 7, in the sliding window 1B (joint fittings) according to the third embodiment, the attachment 5 is fixed by the caulking method of the first embodiment or the sliding method of the second embodiment. It is configured to be fixed to the lower wall 232 of the lower frame 21 using fixing screws 56. The attachment of the third embodiment is designated by reference numeral 5B. In the third embodiment, the pair of presser pieces 25A and 25B (see FIGS. 3 to 6) described above are omitted.

The attachment 5B according to the third embodiment is configured such that the fixed flange 51 protrudes toward the outdoors from the lower end of the accommodating portion 54 so as to be outside the hollow portion 2A. The fixing flange 51 is formed with a screw hole 51a into which a fixing screw 56 can be inserted. A female threaded hole 26 is formed in the lower wall 232 at a position corresponding to the threaded hole 51a of the fixed flange 51. By screwing the fixing flange 51 into the female screw hole 26 of the lower wall 232 using the fixing screw 56, the attachment 5B can be attached to the second opening 234a of the hollow part 2A.

In the third embodiment, when attaching the attachment 5B to the second opening 234a, the attachment can be attached by simply aligning the screw hole 51a of the fixing flange 51 with the female screw hole 26 of the lower wall 232 and screwing it with the fixing screw 56. 5B can be easily fixed to the hollow portion 2A.

Although the embodiments of the fittings according to the present disclosure have been described above, the present disclosure is not limited to the above embodiments.

For example, in this embodiment, the attachments 5, 5A, 5B are fixed to the second opening 234a of the hollow portion 2A by caulking, sliding, or screwing. It is not limited to the fixing means, and other fixing means may be used.

In addition, in this embodiment, the hollow part 2A of the lower frame 21 and the upper frame 27 is applied to the configuration in which the attachment 5 is a separate member from the hollow member that is the hollow part 2A. It is not limited to the frame 27, and may be a vertical frame. Moreover, the application target is not limited to the frame body, and the application target may be a shoji frame having a hollow member.

Further, in this embodiment, the heated foamed material 50 is used as an example of the functional part held by the attachments 5, 5A, and 5B, but it is not limited to the heated foamed material, and may be a functional part such as a packing, for example. .

In addition, the applicable fittings are not limited to vertical sliding windows as in the above-mentioned embodiments, but may also be horizontal sliding windows, sliding windows, or fixed FIX windows, but especially vertical sliding windows. This method is particularly effective in the case of casement windows such as windows and side sliding windows, as parts such as handles, stays, and anti-warp fittings are often attached to the frame or stile.

In addition, it is possible to appropriately replace the components in the above-described embodiments with well-known components without departing from the spirit of the present disclosure.

1, 1A, 1B...Sliding window (fittings), 2...Frame, 2A, 2B...Hollow part (hollow member), 3...Shoji, 4...Operation handle, 5...Attachment, 21...Lower frame, 27...Upper frame , 31... Lower stile, 50... Heated foam material (functional part), 51... Fixed flange, 231a, 274... First opening, 234a, 275... Second opening (opening), X... Left and right direction, Y... Indoor/outdoor direction, Z...vertical direction

Claims (3)

comprising a frame body, and a shoji that is supported by the frame body so as to be openable and closable and has a frame body,
At least one of the frame body and the frame body is configured with a hollow member having a hollow portion extending along one direction,
An opening is provided in a part of the hollow member,
The opening is provided with a removable attachment that holds the functional part ,
The attachment is a fitting located closer to the indoor side than the outdoor side of the frame . The attachment extends over the entire length of the hollow member in the longitudinal direction.
The fitting according to claim 1. The attachment is fixed to the hollow member by caulking.
The fitting according to claim 1 or 2.

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