JP6999346B2 - Joinery - Google Patents

Description

The present invention relates to a fitting provided with a shoji screen that can be opened and closed.

Conventionally, there is known a fitting that locks a shoji in a closed position by a glemmon holder (lock pin holder) and a pin fixed to a slide plate. For example, Patent Document 1 and Patent Document 2 disclose this type of fitting.

In Patent Document 1, the slide plate is attached inseparably from the shoji, the lock pin is attached inseparably to the slide plate, and the glass frontage reinforcing material and the stile reinforcement are provided in a state where the lock pin is locked to the receiving metal fitting. There is a description of fittings that prevent the glass from falling off by connecting materials, brackets, and frame reinforcements in a series. In addition, some configurations for preventing the slide plate from coming off are described. For example, a configuration in which an outdoor side presser fitting or an indoor side presser fitting is placed on the door end stile, or a detachment prevention screw connected to the stile reinforcing core material is placed in a long hole formed in the slide plate. , The configuration in which the locked metal fitting is arranged on the back side of the slide plate and the locking metal fitting fixed to the slide groove while being connected to the stile reinforcing material is described.

In Patent Document 2, in a device for locking a shoji in a closed position, a holding piece is provided so as to straddle the outer surface of the slide plate at the upper and lower portions of the lock pin, and is more heat resistant than the material of the slide plate. Described is a configuration comprising a plate separation preventing member for preventing the slide plate from separating from the frame, which is formed by a good material and fixed to the frame.

Japanese Unexamined Patent Publication No. 2014-118714 Japanese Patent No. 6001306

In Patent Document 1 and Patent Document 2, although the slide plate can be prevented from falling off even if the frame melts in the event of a fire, the frame may be separated into the outdoor side and the indoor side depending on the structure of the frame. Such melting may occur. For example, in a resin frame in which a plurality of hollow portions are formed, there is a possibility that the wall portion at the boundary between the hollow portions and the hollow portions may be split by melting and separated into indoor and outdoor parts.

An object of the present invention is to provide a fitting that can effectively prevent the shoji from being separated into the outdoor side and the indoor side due to melting of the resin frame in the event of a fire.

The present invention is a fitting (for example, a fitting described below) including a frame body (for example, a frame body 10 described later, a vertical frame 14 on the door end side) and a shoji (for example, a shoji 20 described later) that can be opened and closed attached to the frame body. 1), the resin door-end side stile (for example, the door-end side vertical stile 34 described later) arranged on the door-end side of the shoji, and the door-end side with the shoji in the closed position. An engaging member fixed to the frame body facing the stile (for example, a lock pin receiving metal fitting 15 described later) and a engaging member that is slidably arranged on the door end side stile and engages with the engaging member. A slide member having a mating member (for example, a lock pin 52 described later) (for example, a slide plate 51 described later) and a fixing portion fixed to either the slide member or the door-end side stile (for example, described later). It is inserted into the fixed surface 57a, 357a, 457a, 54a) and the insertion hole (for example, the plate-side slit 53 and the stile-side slit 34j described later) formed in either the slide member or the door-end side stile. Insertion portions (for example, insertion pieces 57b, 357b, 457b, 54b described later) and metal separation prevention metal fittings (for example, separation prevention metal fittings 57, 457 and obstacle lowering prevention metal fittings 357 described later) are provided. The insertion hole is provided so that the engaging member can be disengaged from the engaging position where the engaged member engages with the engaging member in a state where the insertion portion is inserted, and the shoji can be opened. The present invention relates to a fitting having a shape that allows the slide member to move to a position.

The fitting further includes a stile core material (outdoor vertical stile core material 34e) arranged in a hollow portion (for example, a hollow portion 34b described later) formed inside the door end side stile, and the fixing portion (for example). For example, the fixing surfaces 57a, 357a, 457a described later are fixed to the outside of the door end side stile in a state of being connected to the stile core material, and the insertion portion (for example, the insertion pieces 57b, 357b described later) are fixed. , 457b) is preferably inserted into the insertion hole (for example, the plate-side slit 53 described later) formed in the slide member.

The fitting has a hollow portion (for example, a hollow portion 34b described later) relatively located on the outdoor side and a hollow portion relatively located on the indoor side (for example, a hollow portion described later) inside the door end side stile. A portion 34c) is formed at least, the slide member is provided at a position corresponding to a hollow portion located on the indoor side of the door end side stile, and the fixing portion of the separation prevention metal fitting is located on the outdoor side. It is preferable that the core material is fixed to the core material arranged in the hollow portion.

The fitting further includes a glass retaining member (for example, the glass retaining member 40 described later) arranged on the inner surface of the door end side stile, and the stile core material is also connected to the glass retaining member. It is preferable to be fixed.

The separation prevention metal fitting (for example, the shoji lowering prevention metal fitting 357 described later) is located above the engaging member in a state where the shoji is in the closed position, and is a contact portion (for example,) that overlaps the engaging member in a vertical view. , It is preferable to further have the contact piece 357d) described later.

The fitting further includes a stile core material (outdoor vertical stile core material 34e) arranged in a hollow portion (for example, a hollow portion 34b described later) formed inside the door end side stile, and the fixing portion (for example). For example, the fixing surface 54a described later is fixed to the slide member, and the insertion portion (for example, the insertion piece 54b described later) is the insertion hole (for example, described later) formed in the door end side stile. It is preferable that it is inserted into the stile-side slit 34j) and faces the stile-core material inside the door-end-side stile in the prospective direction.

According to the fitting of the present invention, it is possible to effectively prevent the shoji from being separated into the outdoor side and the indoor side due to the melting of the resin frame in the event of a fire.

It is a front view which shows the fitting which concerns on one Embodiment of this invention. It is a vertical sectional view of the fitting of this embodiment. It is a cross-sectional view of the fitting of this embodiment. It is a side view which shows the door end surface of the shoji provided in the fitting of this embodiment. It is a perspective view which shows the shoji lowering prevention metal fitting and separation prevention metal fittings arranged in the upper part of the door end surface of the shoji of this embodiment. It is an enlarged cross-sectional view which shows the shoji lowering prevention metal fitting of this embodiment and its surroundings. It is an enlarged cross-sectional view which shows the separation prevention metal fitting of this embodiment and its surroundings. It is a perspective view which shows the shoji lowering prevention metal fitting of the 1st modification and its surroundings. It is an enlarged cross-sectional view which shows the shoji lowering prevention metal fitting of the 1st modification and its surroundings. It is a perspective view which shows the shoji lowering prevention metal fittings (separation prevention metal fittings) of the 2nd modification, and the surroundings thereof. It is a perspective view which shows the separation prevention metal fitting of the 3rd modification and its surroundings. It is an enlarged cross-sectional view which shows the separation prevention metal fitting of the 3rd modification and its surroundings. It is a perspective view of the separation prevention metal fitting of the 4th modification.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. In the present specification, the "finding direction" means the in-plane direction of the glass or shoji housed in the frame of the fitting (sash) housed in the opening formed in the building, and the "expected direction". "" Means the indoor / outdoor direction (that is, the depth direction).

FIG. 1 is a front view showing a fitting 1 according to an embodiment of the present invention. The fitting 1 of the present embodiment is a vertical window with fire protection specifications. First, the overall configuration of the fitting 1 will be described. The fitting 1 of the present embodiment includes a frame body 10 fixed to a building opening, and a shoji screen 20 that can be opened and closed inside the frame body 10.

The frame body 10 is configured such that an upper frame 11, a lower frame 12, a hanging source side vertical frame 13 and a door end side vertical frame 14 are framed in a rectangular shape. The upper frame 11, the lower frame 12, the hanging base side vertical frame 13, and the door end side vertical frame 14 are all made of resin and are joined by welding.

FIG. 2 is a vertical sectional view of the fitting 1 of the present embodiment. The inside of the upper frame 11 is divided into a plurality of spaces in the prospective direction, and hollow portions 11a, 11b, 11c are formed in this order from the outdoor side to the indoor side. A metal upper frame core material 11d is arranged in the hollow portion 11c. Further, an extension portion 11e extending downward is formed in the lower portion of the upper frame 11 on the indoor side, and a cushion material 11f is arranged on the finding surface on the outdoor side of the extension portion 11e. Similarly, a plurality of hollow portions 12a, 12b, 12c are formed inside the lower frame 12 in the prospective direction, and a metal lower frame core material 12d is arranged in the hollow portions 12b. Further, an extension portion 12e extending upward is formed on the upper portion of the lower frame 12 on the indoor side, and the cushion material 12f is also arranged on the extension portion 12e.

FIG. 3 is a cross-sectional view of the fitting 1 of the present embodiment. A plurality of hollow portions 13a, 13b, 13c are also formed inside the vertical frame 13 on the hanging side in the prospective direction, and a metal vertical frame core material 13d is arranged in the hollow portions 13b. Further, an extension portion 13e extending toward the door end in the finding direction is formed on the outdoor side of the vertical frame 13 on the hanging source side, and the cushion material 13f is also arranged on the extension portion 13e.

A plurality of hollow portions 14a, 14b, 14c partitioned in the prospective direction are also formed inside the door end side vertical frame 14, and a metal vertical frame core material 14d is arranged in the hollow portions 14b. An extension portion 14e extending toward the hanging source side in the finding direction is also formed on the outdoor side of the door end side vertical frame 14, and a cushion material 14f is also arranged on the extension portion 14e.

As shown in FIG. 3, frame-side corner fittings 46 are arranged at the inner corners (inner corners) of the frame body 10 (not shown in FIG. 2). The frame-side corner metal fittings 46 are arranged at each of the four corners. The frame-side corner metal fitting 46 itself is arranged on the prospective surface of the frame body 10, but the inner core material of the frame body 10 (upper frame core material 11d, lower frame core material 12d, vertical) is arranged via a fastening member such as a screw. It is fastened and fixed to the frame core material 13d and the vertical frame core material 14d). More specifically, in the upper part of the frame body 10 on the door end side, the upper frame core material 11d and the vertical frame core material 14d are connected by the frame side corner metal fitting 46, and in the upper part on the hanging side, the upper frame core material 11d and the vertical frame core material 11d are vertically connected. The frame core material 13d is connected. Similarly, in the lower part of the door end side, the lower frame core material 12d and the vertical frame core material 14d are connected by the frame side corner metal fitting 46, and in the lower part of the hanging source side, the lower frame core material 12d and the vertical frame core material 13d are connected. To.

The shoji 20 is configured to include a glass 25 and a frame 30 configured to surround the glass 25.

The glass 25 is a double glazing having an outdoor glass 25a arranged on the outdoor side and an indoor glass 25b arranged on the indoor side with a gap from the outdoor glass 25a. A spacer 26 or the like is arranged between the outdoor side glass 25a and the indoor side glass 25b.

The frame 30 is composed of an upper frame 31, a lower frame 32, a vertical frame 33 on the hanging side, and a vertical frame 34 on the door end side in a rectangular frame. The upper stile 31, the lower stile 32, the hanging base side vertical stile 33, and the door end side vertical stile 34 are all made of resin and are joined by welding.

Inside the upper stile 31, a plurality of hollow portions 31a, 31b, 31c are formed from the outdoor side to the indoor side. An indoor upper stile core material 31d made of metal is arranged in the hollow portion 31c located most on the indoor side. A metal outdoor upper frame core material 31e is also arranged in the hollow portion 31b. The indoor upper stile core material 31d and the outdoor outer stile core material 31e both extend along the longitudinal direction of the upper stile 31. An extending portion 31f facing a part of the upper frame 11 in the prospective direction is formed on the outdoor upper portion of the upper stile 31. A cushion material 31g is provided on the indoor side of the extending portion 31f. Further, a fitting fixing portion 31h for fitting and fixing the resin ridge member 27 is formed below the extending portion 31f.

A plurality of hollow portions 32a, 32b, 32c are also formed inside the lower stile 32 from the outdoor side to the indoor side. An indoor lower frame core material 32d made of metal is arranged in the hollow portion 32c located most on the indoor side. A metal outdoor lower frame core material 32e is also arranged in the hollow portion 32b. Both the indoor side lower stile core material 32d and the outdoor outer stile core material 32e extend along the longitudinal direction of the lower stile 32. At the lower part of the outdoor side of the lower stile 32, an extension portion 32f facing a part of the lower frame 12 in the prospective direction is formed. A cushion material 32g is provided on the indoor side of the extending portion 32f. Further, a fitting fixing portion 32h for fitting and fixing the resin ridge member 27 is formed below the extending portion 32f.

Inside the hanging base side vertical frame 33, a plurality of hollow portions 33a, 33b, 33c are formed from the outdoor side to the indoor side. An indoor vertical frame core material 33d made of metal is arranged in the hollow portion 33c located most on the indoor side. A metal outdoor vertical frame core material 33e is also arranged in the hollow portion 33b. Both the indoor side vertical frame core material 33d and the outdoor side vertical frame core material 33e extend along the longitudinal direction of the hanging source side vertical frame 33. On the outdoor side of the hanging-side vertical frame 33, an extending portion 33f facing a part of the hanging-side vertical frame 13 in the prospective direction is formed. A cushion material 33g is provided on the indoor side of the extending portion 33f. Further, a fitting fixing portion 33h for fitting and fixing the resin ridge member 27 is formed on the door end side of the extending portion 33f.

Inside the door end side vertical stile 34, a plurality of hollow portions 34a, 34b, 34c are formed from the outdoor side to the indoor side. An indoor vertical frame core material 34d made of metal is arranged in the hollow portion 34c located most on the indoor side. A metal outdoor vertical frame core material 34e is also arranged in the hollow portion 34b. Both the indoor side vertical frame core material 34d and the outdoor side vertical frame core material 34e extend along the longitudinal direction of the door end side vertical frame 34. On the outdoor side of the door end side vertical stile 34, an extension portion 34f facing a part of the hanging side vertical frame 13 in the prospective direction is formed. A cushion material 34g is provided on the indoor side of the extending portion 34f. Further, a fitting fixing portion 34h for fitting and fixing the resin ridge member 27 is formed on the hanging side of the extending portion 34f.

In the present embodiment, the core material located on the outdoor side inside the frame 30 (outdoor upper frame core material 31e, outdoor lower frame core material 32e, outdoor vertical frame core material 33e, and outdoor vertical frame core material 34e). And the core material located on the indoor side (indoor side upper frame core material 31d, indoor side lower frame core material 32d, indoor side vertical frame core material 33d and indoor side vertical frame core material 34d) are the frame core material connecting metal fittings. They are connected by 67. The frame core material connecting metal fitting 67 is a plate member formed in a stepped shape according to the shape of the outer surface of the frame 30. The stile core material connecting metal fittings 67 are arranged outside the stile body 30 (upper stile 31, lower stile 32, hanging side vertical stile 33 and door end side vertical stile 34), and are formed in different hollow portions inside the stile body 30. It is fastened to the arranged outdoor core material and the indoor core material by fastening members such as screws. As a result, the situation in which the resin frame 30 in which a plurality of hollow portions are formed in the prospective direction is surely prevented from being separated into the outdoor side and the indoor side in a high temperature environment at the time of a fire.

The shoji 20 is connected to the upper frame 11 and is connected to the upper arm member 61 and the lower frame 12 and is connected to the lower frame 32 (frame 30). It is supported inside the frame body 10 so as to be openable and closable by the arm member 62. In the present embodiment, the upper arm member 61 and the lower arm member 62 are both connected to the frame 30 via a reinforcing member 65 formed into a plate shape by metal.

A slide lock mechanism 50 interlocked with the handle 55 is arranged on the door end side of the shoji 20. The slide lock mechanism 50 includes a slide plate 51 that moves in the vertical direction in conjunction with the operation of the handle 55, and a lock pin 52 formed on the prospective surface of the slide plate 51 on the door end side. The slide plate 51 is provided on the outer peripheral side surface of the outer peripheral side surface forming the hollow portion 34c of the door end side vertical frame 34, which faces the door end side vertical frame 14. A lock pin receiving metal fitting 15 to which the lock pin 52 is fitted is fixed to the prospective surface inside the vertical frame 14 on the door end side. In the present embodiment, the lock pins 52 are formed at a plurality of positions in the vertical direction, and a plurality of lock pin receiving metal fittings 15 are also fixed at intervals in the vertical direction according to the number of the lock pins 52. Further, the slide plate 51 is connected to the handle 55 in a state where the slide plate 51 is slid-fitted to the door end side of the door end side vertical frame 34.

A receiving resin member 35 for preventing the shoji 20 from lowering during normal use is fixed to the lower stile 32 on the lower surface of the lower stile 32. The receiving resin member 35 is formed of, for example, a polyacetal (POM) resin in a shape inclined so that the lower portion thereof approaches the lower side from the indoor side toward the outdoor side. Further, it is located on the door end side of the center in the left-right direction of the shoji 20. Even if the shoji 20 is lowered by the weight of the receiving resin member 35, the receiving resin member 35 comes into contact with the lower frame 12 and the movement of the shoji 20 further downward is restricted.

In addition to the receiving resin member 35, the fitting 1 of the present embodiment further includes a configuration for preventing the shoji 20 from falling and the frame 30 from being separated into the inside and outside in the event of a fire. A configuration for preventing the lowering of the shoji 20 and the separation of the frame 30 into the room and the outside will be described.

FIG. 4 is a side view showing the door end surface of the shoji 20 provided in the fitting 1 of the present embodiment. As shown in FIG. 4, on the door end side of the shoji 20, a shoji lowering prevention metal fitting 56 for preventing the shoji 20 from lowering in the event of a fire and a separation preventing metal fitting for preventing the outdoor and indoor sides of the shoji 20 from separating. 57 and are arranged. In the present embodiment, the shoji lowering prevention metal fittings 56 are arranged at two upper and lower positions so as to be located above the lock pin receiving metal fitting 15 in a state where the shoji 20 is in the closed position. Further, the separation prevention metal fittings 57 are also arranged at two places on the upper and lower sides, and the upper separation prevention metal fittings 57 are located closer to the center of the vertical stile 34 on the door end side than the lower shoji lowering prevention metal fittings 56. The lower separation prevention metal fitting 57 is also located closer to the center of the door end side vertical frame 34 in the longitudinal direction than the lower shoji lowering prevention metal fitting 56.

FIG. 5 is a perspective view showing a shoji lowering prevention metal fitting 56 and a separation prevention metal fitting 57 arranged on the upper part of the door end surface of the shoji 20 of the present embodiment. In FIG. 5, the vertical frame 14 on the door end side to which the lock pin receiving metal fitting 15 is fixed is not shown.

First, the configuration of the slide lock mechanism 50 related to the shoji lowering prevention metal fitting 56 will be described. In the slide lock mechanism 50 of the present embodiment, the slide plate 51 fitted and fixed in the fitting groove 34k formed on the door end surface (expected surface) 34i of the door end side vertical frame 34 moves in the vertical direction. The lock pin 52 moves up and down to engage and disengage the lock pin receiving bracket 15 and the lock pin 52.

The lock pin receiving metal fitting 15 is formed in a vertical frame core material 14d in which a screw (not shown) is located in a hollow portion 14b of a vertical frame 14 on the door end side through a fastening hole 15b formed in an installation surface 15a formed at two upper and lower positions. By being fastened, it is fixed to the prospective surface of the door end side vertical frame 14. A notch 15c for holding the lock pin 52 inside the lock pin receiving metal fitting 15 is formed between the upper and lower installation surfaces 15a in order to fix the shoji 20 in the closed position.

The notch portion 15c is formed in a shape extending upward from the end surface of the outdoor side of the lock pin receiving metal fitting 15 in the prospective direction to the indoor side. In the present embodiment, the engagement position where the lock pin 52 engages with the lock pin receiving metal fitting 15 and the opening of the shoji 20 is restricted by the end surface of the notch portion 15c is a release position where the lock pin 52 can be disengaged from the notch portion 15c. The relationship is located above. Therefore, the slide plate 51 moves and the lock pin 52 is lowered from the engaging position to the height of the entrance on the outdoor side of the notch portion 15c, so that the shoji 20 can be opened.

The lock pin receiving metal fitting 15 of the present embodiment has a metal fitting receiving portion 15d that bends from the lower end of the upper installation surface 15a to the door end side of the shoji 20 in the closed position. The metal fitting receiving portion 15d receives the shoji lowering prevention metal fitting 56 from below, thereby preventing the shoji 20 from being lowered.

Next, the shoji lowering prevention metal fitting 56 will be described. FIG. 6 is an enlarged cross-sectional view showing the shoji lowering prevention metal fitting 56 of the present embodiment and its surroundings. The shoji lowering prevention metal fitting 56 includes a fixed surface 56a fixed to the door end surface 34i, and a contact piece 56b that bends from the fixed surface 56a to the door end side vertical frame 14 side at approximately 90 degrees.

As shown in FIG. 6, the shoji lowering prevention metal fitting 56 is provided in a hollow portion 34b of the door end side vertical frame 34 via a screw 81 in a state where the fixing surface 56a faces the door end surface 34i of the door end side vertical frame 34. It is connected to the outdoor vertical frame core material 34e to be arranged. In this state, the shoji lowering prevention metal fitting 56 and the lock pin receiving metal fitting 15 are not in contact with each other, but the contact piece 56b is in a positional relationship in which the contact piece 56b overlaps the metal fitting receiving portion 15d of the lock pin receiving metal fitting 15 when viewed in the vertical direction.

The shoji lowering prevention metal fitting 56 is fixed to the door end side vertical frame 34 in a positional relationship that does not contact the slide plate 51, and does not move in conjunction with the slide plate 51 even if it moves. In the shoji lowering prevention metal fitting 56, when the frame 30 melts and the shoji 20 tries to lower in the event of a fire, the contact piece 56b is formed by the metal fitting receiving portion 15d of the lock pin receiving metal fitting 15 fixed to the vertical frame 14 on the door end side. It is received so that the door end side of the shoji 20 does not go down any further.

The height of the shoji lowering prevention metal fitting 56 is such that even if the door end side of the shoji 20 is lowered and the position of the lock pin 52 is lowered in the event of a fire, the engagement between the lock pin 52 and the lock pin receiving metal fitting 15 cannot be disengaged. Is set to. That is, the contact piece 56b of the shoji lowering prevention metal fitting 56 and the lock pin receiving metal fitting 15 are more than the distance from the lock position of the lock pin 52 shown in FIG. The distance of the metal fitting receiving portion 15d is set to be short. As a result, even if the shoji 20 is lowered not by operating the handle 55 or the like but by melting at the time of a fire, the lowering of the shoji 20 is stopped before the lock pin 52 is lowered to a height that allows the lock pin 52 to be detached from the notch portion 15c. become.

Next, the separation prevention metal fitting 57 will be described. In the present embodiment, the slide plate 51 made of a heat-resistant material is used to prevent the shoji 20 from being separated indoors and outdoors. In this embodiment, a slide plate 51 made of an aluminum material (metal) is used as a material having heat resistance. The aluminum material is a metal material containing aluminum as a main component.

As shown in FIG. 5, the slide plate 51 is formed with an elongated plate-side slit 53 in the same direction as the slide plate 51 moves. The separation prevention metal fittings 57 include a fixed surface 57a fixed to the door end surface 34i, a stepped portion 57c having a stepped shape from the fixed surface 57a to the door end side vertical frame 14 side so as not to interfere with the slide plate 51, and a stepped portion. The 57c is provided with an insertion piece 57b that is bent at approximately 90 degrees from the indoor end to the hanging side and is inserted into the plate-side slit 53. The fixed surface 57a of the present embodiment is formed so as to bend according to the shape of the door tip surface 34i.

The length of the plate-side slit 53 in the longitudinal direction is set according to the movable range of the slide plate 51. The plate-side slit 53 is longer in the vertical direction than the movable range of the slide plate 51 so that the insertion piece 57b does not come into contact with the slide plate 51 even if the slide plate 51 moves from the locked position to the released position.

FIG. 7 is an enlarged cross-sectional view showing the separation prevention metal fitting 57 of the present embodiment and its surroundings. As shown in FIG. 7, the separation prevention metal fitting 57 is arranged in the hollow portion 34b of the door end side vertical frame 34 via the screw 82 with the fixing surface 57a facing the door end surface 34i of the door end side vertical frame 34. It is connected to the outdoor vertical frame core material 34e to be formed.

To the outdoor vertical frame core material 34e of the present embodiment, a glass retaining member 40 arranged on the prospective surface inside the vertical frame 34 on the door end side is connected via a screw 45. The glass retaining member 40 is a member that restricts the movement of the glass 25 to the outdoor side, and the heated foaming material 38 is arranged on the inner bottom surface.

Even if the vertical stile 34 on the door end side melts and the stile body 30 is about to separate into the outdoor side and the indoor side at the time of a fire, the slide plate is provided by the separation prevention metal fitting 57 connected to the outdoor vertical stile core material 34e. The movement of 51 in the expected direction is restricted. It is possible to effectively prevent the occurrence of a situation in which the wall portion at the boundary between the hollow portion 34b and the hollow portion 34c is torn due to melting and the vertical frame 34 on the door end side is separated indoors and outdoors.

According to the configuration of the above-described embodiment described above, the following effects are obtained.
The fitting 1 is provided on a resin door-end vertical frame 34 arranged on the door-end side of the shoji 20 and a door-end vertical frame 14 facing the door-end vertical frame 34 with the shoji 20 in the closed position. A slide having a lock pin receiving metal fitting (engagement member) 15 to be fixed and a lock pin (engaged member) 52 which is slidably arranged on the door end side vertical frame 34 and engages with the lock pin receiving metal fitting 15. A plate (slide member) 51 and a metal separation prevention metal fitting 57 are provided. The separation prevention metal fittings 57 include a fixing surface (fixing portion) 57a fixed to the door end side vertical frame 34, an insertion piece (insertion portion) 57b to be inserted into the plate side slit 53 formed in the slide plate 51, and the insertion piece (insertion portion) 57b. Has. The plate-side slit 53 is an insertion piece within the range of movement of the slide plate 51 from the engagement position where the lock pin 52 engages with the lock pin receiving metal fitting 15 to the release position where the engagement is released and the shoji 20 can be opened. The shape is such that 57b does not come into contact with each other. That is, the plate-side slit 53 is in a release position where the lock pin 52 is disengaged from the engagement position where the lock pin 52 engages with the lock pin receiving metal fitting 15 with the insertion piece 57b inserted, and the shoji 20 can be opened. The shape is set to allow the slide plate 51 to move up to.

As a result, even if the resin door-to-door vertical frame 34 melts in the event of a fire, the metal door-to-door vertical frame of the slide plate 51 is inserted into the plate-side slit 53 by the insertion piece 57b of the metal separation prevention metal fitting 57. It is possible to prevent the frame 30 (shoji 20) from being separated from the outdoor side and the indoor side via the slide plate 51 as well as being prevented from being separated from the 34. Further, in the normal range of use, the insertion piece 57b of the separation prevention metal fitting 57 does not hinder the movement of the slide plate 51.

Further, in the present embodiment, the fitting 1 further includes an outdoor vertical frame core material 34e arranged in a hollow portion 34b formed inside the door end side vertical frame 34, and the fixed surface 57a is a door end side vertical frame. It is fixed to the outside of the stile 34 in a state of being connected to the outdoor vertical stile core material 34e.

As a result, the movement of the slide plate 51 in the prospective direction can be restricted by the separation prevention metal fitting 57 connected and supported by the outdoor vertical frame core material 34e, so that more reliable separation of the shoji 20 from the outdoor side to the indoor side can be prevented. be able to.

At least a hollow portion 34b located relatively outside the room and a hollow portion 34c located relatively inside the room are formed inside the vertical stile 34 on the door end side, and the slide plate 51 is the vertical stile 34 on the door end side. The fixing surface 57a of the separation preventing metal fitting 57 is provided at a position corresponding to the hollow portion 34c of the above, and is fixed to the outdoor vertical frame core material 34e arranged in the hollow portion 34b.

As a result, it is possible to reliably prevent the occurrence of a situation in which the wall portion separating the hollow portion 34b and the hollow portion 34c is broken.

Further, in the present embodiment, the fitting 1 further includes a glass retaining member 40 arranged on the inner surface of the door end side vertical stile 34, and the outdoor vertical stile core material 34e also serves as a glass retaining member 40. It is connected and fixed.

As a result, since the outdoor vertical frame core material 34e is also provided on the glass retaining member 40 that prevents the glass 25 from coming off, the movement of the glass 25 to the outdoor side can be firmly fixed, and the outdoor side of the shoji 20 can be firmly fixed. And the separation on the indoor side can be prevented even more firmly.

Further, according to the configuration of the above embodiment, the following effects are also obtained.
The fitting 1 is a resin-made door end side vertical frame 34 arranged on the door end side of the shoji 20 and an outdoor vertical frame core material arranged in a hollow portion 34b formed inside the door end side vertical frame 34. The 34e, the metal lock pin receiving metal fitting (engagement member) 15 fixed to the door end side vertical frame 14 facing the door end side vertical frame 34 with the shoji 20 in the closed position, and the door end side vertical frame. A slide plate (slide member) 51 having a lock pin (engaged member) 52 that is slidably arranged on the stile 34 and engages with the lock pin receiving metal fitting 15, and a metal shoji lowering prevention metal fitting 56 are provided. Be prepared. The shoji lowering prevention metal fittings 56 have a fixing surface 56a fixed to the outside of the door end side vertical frame 34 in a state of being connected to the outdoor vertical frame core material 34e, and a lock pin receiving metal fitting in a state where the shoji 20 is in the closed position. It has a contact piece (contact portion) 56b, which is located above the 15 and overlaps with the lock pin receiving metal fitting 15 in the vertical direction.

As a result, even if the resin portion is melted due to a fire, the contact piece 56b of the shoji lowering prevention metal fitting 56 fixed to the door end side vertical frame 34 is fixed to the door end side vertical frame 14 with a metal lock pin receiver. It is supported by the metal fitting 15 from below, and the door end side of the shoji 20 cannot be lowered any further. As a result, it is possible to prevent the shoji 20 from being unintentionally opened by lowering the shoji 20 and disengaging the lock pin 52 and the lock pin receiving metal fitting 15 in the event of a fire.

Further, in the present embodiment, when the shoji 20 is in the closed position, a gap is formed between the contact piece 56b and the lock pin receiving metal fitting 15, and the contact piece 56b is released only when the door end side of the shoji 20 is lowered by a fire. It is configured to come into contact with the lock pin receiving metal fitting 15.

As a result, the contact piece 56b and the lock pin receiving metal fitting 15 do not come into contact with each other during the normal opening / closing operation of the shoji 20, so that the contact piece 56b does not interfere with the opening / closing operation of the shoji 20.

A modified example of the above embodiment will be described. In the following description, the same reference numerals may be given to the configurations common to or similar to those of the above embodiment, and the description thereof may be omitted.

First, a first modification to which the shoji lowering prevention metal fitting 256 having a shape different from that of the shoji lowering prevention metal fitting 56 of the above embodiment will be described. FIG. 8 is a perspective view showing the shoji lowering prevention metal fitting 256 of the first modification and its surroundings. Note that FIG. 8 omits the illustration of the door end side vertical frame 14 to which the lock pin receiving metal fitting 15 is fixed.

As shown in FIG. 8, the shoji lowering prevention metal fitting 256 is fixed above the slide plate 51 and prevents the shoji 20 from lowering without moving integrally with the slide plate 51.

The shoji lowering prevention metal fittings 256 of the first modification are the first fixing surface 256a fixed to the outdoor side of the door end surface 34i, the second fixing surface 256b fixed to the indoor side of the door end surface 34i, and the second. A contact piece 256c that bends at approximately 90 degrees on the side of the vertical frame 14 on the door end side with respect to the fixed surface 256b is provided.

FIG. 9 is an enlarged cross-sectional view showing the shoji lowering prevention metal fitting 256 of the first modification and its surroundings. As shown in FIG. 9, the first fixed surface 256a is the outdoor vertical frame core material 34e arranged in the hollow portion 34b of the door end side vertical frame 34 via the screw 81 as in the fixed surface 56a of the above embodiment. Is linked to.

On the other hand, the second fixed surface 256b is located closer to the hanging source side in the finding direction than the first fixed surface 256a according to the shape of the door tip surface 34i, and is formed in a stepped shape with respect to the first fixed surface 256a. To. Then, the second fixing surface 256b is connected to the indoor vertical frame core material 34d arranged in the hollow portion 34c of the door end side vertical frame 34 via the screw 85.

The contact piece 256c has a positional relationship of overlapping with the metal fitting receiving portion 15d of the lock pin receiving metal fitting 15 when viewed in the vertical direction. In the normal range of use, a clearance is set between the contact piece 256c and the metal fitting receiving portion 15d. The positional relationship such as the height of the contact piece 256c with respect to the lock pin receiving metal fitting 15 that determines this clearance is the same as that of the contact piece 56b of the shoji lowering prevention metal fitting 56 of the above embodiment.

As described above, in the first modification, the shoji lowering prevention metal fitting 256 is fixed in a state of being connected to the indoor vertical frame core material (second frame core material) 34d on the outside of the door end side vertical frame 34. 2 Further has a fixed surface 256b.

As a result, the same effect as that of the shoji lowering prevention metal fitting 56 of the first embodiment is obtained, and the indoor vertical frame core material 34d and the outdoor vertical frame core material arranged in the hollow portions 33b and 33c adjacent to each other in the prospective direction, respectively. Since the 34e is connected by the shoji lowering prevention metal fitting 256, the shoji lowering prevention metal fitting 256 can also prevent the frame 30 from being separated on the indoor side.

As shown in FIG. 8, in the first modification, the separation prevention metal fitting 57 is also connected to the outdoor vertical frame core material 34e, and the slide plate 51, the outdoor vertical frame core material 34e, and the indoor vertical frame core material 34d. , The shoji lowering prevention metal fitting 256 and the separation prevention metal fitting 57 are linked to prevent the shoji 20 from being separated.

Further, also in the first modification, the outdoor vertical frame core material 34e is also connected and fixed to the glass detachment prevention member 40, and the glass detachment prevention member 40 is firmly held by the shoji lowering prevention metal fitting 256.

Next, a second modified example of preventing the shoji 20 from being lowered while preventing the shoji 20 from being separated indoors and outdoors by using the slide plate 51 will be described. FIG. 10 is a perspective view showing the shoji lowering prevention metal fitting (separation prevention metal fitting) 357 of the second modification and its surroundings. In addition, in FIG. 10, the illustration of the door end side vertical frame 14 to which the lock pin receiving metal fitting 15 is fixed is omitted.

The lock pin receiving metal fitting 15 shown in FIG. 10 is arranged on the lower side of the lock pin receiving metal fittings 15 arranged at two upper and lower positions. In the vicinity of the lock pin receiving metal fitting 15 on the slide plate 51, an elongated plate-side slit 53 is formed in the same direction as the moving direction of the slide plate 51.

The shoji lowering prevention metal fittings (separation prevention metal fittings) 357 of the second modification have a fixed surface 357a fixed to the door end surface 34i, a stepped portion 357c bent from the fixed surface 56a so as to exceed the slide plate 51, and a plate side. It includes an insertion piece 357b to be inserted into the slit 53, and a contact piece 357d that overlaps the metal fitting receiving portion 15d of the lock pin receiving metal fitting 15 when viewed in the vertical direction.

The fixed surface 357a is connected to the outdoor vertical frame core material 34e arranged in the hollow portion 34b of the door end side vertical frame 34 via a screw 81 as in the case of the fixed surface 57a of the above embodiment. From the indoor side of the step portion 357c, the insertion piece 357b and the contact piece 357d are vertically divided and bent in each direction. More specifically, the insertion piece 357b is bent at approximately 90 degrees from the upper half of the step portion 357c toward the hanging source side and inserted into the plate side slit 53. The contact piece 357d extends from the lower half of the step portion 357c to the outdoor side and then bends to the outdoor side so as to be folded back, and the lower end surface faces the metal fitting receiving portion 15d of the lock pin receiving metal fitting 15.

As described above, the shoji lowering prevention metal fitting 357 of the second modification is located above the lock pin receiving metal fitting 15 with the shoji 20 in the closed position, and the contact piece 357d overlapping the lock pin receiving metal fitting 15 in the vertical direction. Further, it also has an insertion piece 357b to be inserted into the plate side slit 53, and also has a function as a separation prevention metal fitting.

Similar to the above-described embodiment and the first modification, this configuration can also prevent the shoji 20 from being lowered and the shoji 20 from being separated into the outdoor side and the indoor side.

Next, a fitting 1 provided with a separation prevention metal fitting 54 and an outdoor vertical frame core material 454 having a shape different from that of the above-described embodiment or modification will be described. FIG. 11 is a perspective view showing the separation prevention metal fitting 54 of the third modification and its surroundings.

As shown in FIG. 11, in the third modification, an elongated stile-side slit 34j is formed on the door-end surface 34i of the door-end-side vertical stile 34 in a direction parallel to the moving direction of the slide plate 51. The separation prevention metal fitting 54 of the third modification is bent at about 90 degrees from the outdoor end of the fixed surface 54a fixed to the prospective surface of the slide plate 51 and the outdoor end of the fixed surface 54a to the stile side. An insertion piece 54b to be inserted into the slit 34j is provided.

FIG. 12 is an enlarged cross-sectional view showing the separation prevention metal fitting 54 of the third modification and its surroundings. As shown in FIG. 12, the fixing surface 54a is fixed to the slide plate 51 by a screw 83 and moves integrally with the slide plate 51. The fixing surface 54a and the screw 83 are shaped so as not to come into contact with other members so as not to hinder the movement of the slide plate 51.

Here, the outdoor vertical frame core material 434 used in the third modification will be described. The outdoor vertical frame core material 434 of the third modification has a fixed surface 434a facing the inner wall on the hanging side of the hollow portion 33b, and an outdoor surface 434b that bends from the outdoor end of the fixed surface 434a to the door end side. The interior side surface 434c that bends from the interior side end portion of the fixed surface 434a to the door end side is provided. In the third modification, the tip of the insertion piece 54b inserted into the stile-side slit 34j is located on the outdoor side of the tip of the indoor side surface 434c. The tip of the insertion piece 54b on the hanging side and the tip of the indoor side surface 434c on the door end side are in a positional relationship facing each other in the prospective direction.

As described above, in the separation prevention metal fitting 54 of the fitting 1 of the third modification, the fixing surface 54a is fixed to the slide plate 51, and the insertion piece 54b is formed in the stile side slit 34j formed in the door end side vertical stile 34. It is inserted and faces the outdoor vertical frame core material 34e inside the door end side vertical frame 34 in the prospective direction.

This also makes it possible to prevent the shoji 20 from being separated into the outdoor side and the indoor side, as in the above-described embodiment and modification. Even if the door end side vertical stile 34 tries to separate into the outdoor side and the indoor side due to a fire, the insertion piece 54b of the separation prevention metal fitting 54 inserted into the stile side slit 34j is inside the door end side vertical stile 34. It comes into contact with the core material 34e and further separation is hindered.

Next, a fourth modification having a different shape from the separation prevention metal fitting 57 of the above embodiment will be described. FIG. 13 is a perspective view of the separation prevention metal fitting 457 of the fourth modification. The separation prevention metal fitting 457 shown in FIG. 13 can be arranged at the same place as the separation prevention metal fitting 57 of the above embodiment.

As shown in FIG. 13, the separation prevention metal fitting 457 of the fourth modification is composed of a fixed surface 457a fixed to the door end side vertical frame 34 and an insertion piece 57b to be inserted into the plate side slit 53. The basic function thereof is the same as that of the separation prevention metal fitting 57 of the above embodiment.

In the fourth modification, the fixed surface 457a is doubled. The fixed surface 457a is configured so that the end portion of the plate-shaped member is folded back, and a fastening hole 457d is formed so as to pass through the folded portion and the double portion. The folded surface 457c comes into face-to-face contact with the door end side vertical frame 34. The fastening hole 457d is an elongated hole elongated in the prospective direction, and the mounting position of the separation prevention metal fitting 457 can be adjusted in the prospective direction. The insertion piece 457b is formed on the indoor side opposite to the folded side of the fixed surface 457a.

In the configuration of the fourth modification, since the fixed surface 457a is thickened by folding back, the positional relationship is such that it does not interfere with the slide plate 51 even when it is attached to the door end side vertical frame 34. Also with this configuration, it is possible to effectively prevent the indoor and outdoor separation of the shoji 20 as in the above-described embodiment and modification. In this way, the configuration of the separation prevention metal fittings can be appropriately changed depending on the circumstances.

It should be noted that the fastening holes for fastening the screws of the shoji lowering prevention metal fittings and the separation prevention metal fittings of the above-described embodiment and the first modification to the third modification are the same as the fastening holes 457d described in the fourth modification. You can also do it.

Although the preferred embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment and can be appropriately modified. For example, at the engaging position or the disengaging position, the insertion piece (insertion portion) 57b may come into contact with the plate side slit (insertion hole) 53, or the insertion piece (difference) may be inserted into the stile side slit (insertion hole) 34j. The recess) 457b may be in contact with each other. That is, the insertion hole may have a shape that allows the slide member to move.

The shoji lowering prevention metal fittings and the separation prevention metal fittings are not limited to the combinations described in the above-described embodiments and modifications, and the combinations thereof can be appropriately changed depending on the circumstances. Further, in some cases, the shoji lowering prevention metal fittings and the separation prevention metal fittings of the above-described embodiment and modified examples may be omitted. For example, the sash lowering prevention metal fittings may be omitted from the above-described embodiment and the modified example, and only those having the sash 20 separation prevention function may be provided.

In the above embodiment, the vertical sloping window has been described as an example, but the present invention can be applied to various fittings having a horizontal sloping window and having a shoji screen that can be opened and closed.

Further, the configuration is not limited to the upper stile 31, the lower stile 32, the hanging source side vertical stile 33, and the door end side vertical stile 34 described in the above embodiment, and the configuration of the stile body can be appropriately changed. For example, a metal cover member such as an aluminum profile is placed on either one or both of the indoor side and the outdoor side in the expected direction of the frame (upper frame, lower frame, hanging side vertical frame and door end side vertical frame). It may be configured to be arranged.

1 Joinery 10 Frame 14 Door-side vertical frame (door-to-door stile)
15 Lock pin receiving bracket (engaging member)
20 Shoji 30 stile 34 Door-side vertical stile 34b Hollow part 34c Hollow part (second hollow part)
34d Indoor vertical frame core material (second frame core material)
34e Outdoor vertical frame core material (frame core material)
34i Slit on the stile side (insertion hole)
51 Slide plate (slide member)
52 Lock pin (engaged member)
53 Plate side slit (insertion hole)
54, 57, 457 Separation prevention metal fittings 54a, 57a, 357a, 457a Fixed surface (fixed part)
54b, 57b, 357b, 457b Insert piece (insertion part)
56,256 Shoji lowering prevention metal fittings 56a, 357a Fixed surface (fixed part)
256a 1st fixed surface (1st fixed part)
256b 2nd fixed surface (2nd fixed part)
56b, 256c, 357d Contact piece (contact part)
357 Shoji lowering prevention metal fittings (separation prevention metal fittings)

Claims (4)

A fitting having a frame and a shoji that can be opened and closed on the frame.
The resin door-to-door stile placed on the door-to-door side of the shoji,
With the shoji in the closed position, the engaging member fixed to the frame facing the door end side stile, and
A slide member that is slidably arranged on the door end side stile and has an engaged member that engages with the engaging member.
A fixing portion fixed to either one of the slide member and the door end side stile, and an insertion portion inserted into an insertion hole formed in any one of the slide member and the door end side stile. With the metal separation prevention metal fittings
A stile core material arranged in a hollow portion formed inside the door end stile, and
Equipped with
The insertion hole is from the engagement position where the engaged member engages with the engagement member to the release position where the obstacle can be opened by disengaging the engagement member with the insertion portion inserted. It is configured to allow the slide member to move, and is configured to allow movement .
The fixing portion is fixed to the outside of the door end side stile in a state of being connected to the stile core material.
The insertion portion is inserted into the insertion hole formed in the slide member, and the insertion portion is inserted into the insertion hole.
At least a hollow portion relatively located on the outdoor side and a hollow portion relatively located on the indoor side are formed inside the door end side stile.
The slide member is provided at a position corresponding to a hollow portion located on the indoor side of the door end side stile.
The fixing portion of the separation prevention metal fitting is a fitting fixed to the stile core material arranged in the hollow portion located on the outdoor side of the room . Further provided with a glass retaining member arranged on the inner surface of the door end side stile,
The fitting according to claim 1 , wherein the stile core material is also connected and fixed to the glass retaining member. The fitting according to claim 1 or 2 , wherein the separation prevention metal fitting is located above the engaging member in a state where the shoji is in the closed position, and further has a contact portion overlapping the engaging member in a vertical view. A fitting having a frame and a shoji that can be opened and closed on the frame.
The resin door-to-door stile placed on the door-to-door side of the shoji,
With the shoji in the closed position, the engaging member fixed to the frame facing the door end side stile, and
A slide member that is slidably arranged on the door end side stile and has an engaged member that engages with the engaging member.
A fixing portion fixed to either one of the slide member and the door end side stile, and an insertion portion inserted into an insertion hole formed in any one of the slide member and the door end side stile. With the metal separation prevention metal fittings
A stile core material arranged in a hollow portion formed inside the door end stile , and
Prepare ,
The insertion hole is from the engagement position where the engaged member engages with the engagement member to the release position where the obstacle can be opened by disengaging the engagement member with the insertion portion inserted. It is configured to allow the slide member to move, and is configured to allow movement.
The fixing portion is fixed to the slide member and
The insertion portion is a fitting that is inserted into the insertion hole formed in the door end side stile and faces the stile core material inside the door end side stile in the prospective direction.

Images