JP6512785B2 - Joiner - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a fitting that can switch between an open state and a folded state with respect to an opening frame.

  There is a type of fixture that is configured to be switchable between a state in which the opening and closing of the opening frame and a state in which the opening and closing are inward with respect to the opening frame by the operation of the operation handle provided on the vertical ridge of the opening. In this type of fixture, linkage members that slide along the longitudinal direction are provided on the longitudinal and upper ridges of the shoji, respectively, and the linkage members are interconnected by corner drives and further linkages provided on the longitudinal ridges A member is linked to the operating handle. The link member provided on the upper weir switches the link state of the link provided between the opening frame and the upper weir when sliding. The linkage member provided on the vertical weir is connected to the control rod having the lock pin and the release preventing projection, and switches the relative position of the lock block and the projection receiver of the control block member provided on the vertical frame when sliding. At the same time, the insertion / removal state of the tip portion is switched to the insertion hole of the lower block member provided in the lower frame.

  According to this fitting, when the operating handle is operated, the linking member provided on the upper rod is slid in conjunction with the linking member provided on the vertical rod, and the linking state of the link is switched, and the control rod, control block member and lower block The relative position with the member is interlocked and switched, and it is possible to switch between the state in which the shoji is inward open and the state in which it is inward with respect to the opening frame (for example, see Patent Document 1).

China Utility Model Publication No. 201883878

  In order to open and close the shoji smoothly in the above-mentioned fitting, it is necessary to arrange the lock receiver, the projection receiver and the lower block member at the correct height position with respect to the control rod provided on the longitudinal ridge of the shoji. Among these, since the lower block member is provided in the lower frame, the height position can be accurately defined by mounting the lower block member on the expected surface of the lower frame. On the other hand, in the control block member provided with the lock receiver and the projection receiver, there is no configuration for defining the height position between the control frame and the vertical frame. Therefore, conventionally, the control block member is attached to the vertical frame while actually aligning with the control rod provided in the shoji, and not only the operation is complicated but also the height position of the lock receiver and the projection receiver In some cases, it can not be defined precisely.

  An object of the present invention is to provide a fitting which can easily define the height position of the lock receptacle and the projection receptacle in view of the above situation.

In order to achieve the above object, a fixture according to the present invention is provided slidably on one longitudinal weir constituting a shoji along a vertical direction and has a control pin having a lock pin and an opening preventing projection, and the longitudinal A lock receiver which is disposed in a vertical frame opposed to a collar and which is engaged with the lock pin when the control rod is disposed at a locking position, and a position which is lower than the lock receiver in the vertical frame A projection receiver positioned below the release preventing projection when the control rod slides downward from the locking position and the lock pin is disposed at an open position not facing the lock receiver; The lower end of the control rod is inserted when the lower frame is disposed at a position where the control rod is extended and the release preventing projection of the control rod is disposed at a lower position than the projection receiver. And a lower block member having an insertion hole for preventing movement of the shoji in the opening direction with respect to the vertical frame when the control rod is disposed in the locking position, and the control rod is in the opening position. When arranged, allow opening of the shoji with respect to the vertical frame so that the vertical rod is at the door tip, and further, when the control rod is placed in the down position, the upper rod is at the door tip. a joiner which is adapted to permit defeat of the sash with respect to the vertical frame, further comprising a control block body separate from the lower block member, said longitudinal said control block body with respect to the upper surface of the lower block member The control block body is provided with the lock receiver and the projection receiver.

  According to the present invention, the height position of the lock receiver and the projection receiver can be easily and accurately defined by positioning and fixing the control block body to the vertical frame with reference to the upper surface of the lower block member.

  Further, according to the present invention, in the above-mentioned fitting, the control block body includes an upper block member and an intermediate block member provided with the lock receiver and the projection receiver separately from each other, and the intermediate block member and the upper block member It fixes to the said vertical frame in the state piled up on the upper surface of the lower block member one by one.

  According to the present invention, it is possible to share parts with respect to a self-differentiated shoji in which the position at which the control block body is attached is reversed on the left and right.

  Further, according to the present invention, in the fitting described above, the projection receiver of the intermediate block member is moved in the opening direction of the shoji by facing the release preventing projection while the control rod moves from the open position to the down position. And the lower end of the control rod is disposed in the non-opposing position when inserted into the insertion hole of the lower block member.

  According to the present invention, the release preventing projection is disposed opposite to the projection receiver of the intermediate block member while transitioning from the open position to the down position, thereby preventing the shoji from moving in the opening direction and dropping off from the opening frame. be able to.

  Further, according to the present invention, in the above-mentioned fitting, the projection receiver of the intermediate block member is positioned above the release preventing projection of the control rod when the shoji is disposed at the downturn position, and is above the shoji It is characterized in that it functions to block the movement of the

  According to the present invention, when the shoji is being turned over, the projection receiver of the intermediate block member is positioned above the release preventing projection, thereby preventing the shoji from moving upward and coming off from the opening frame. it can.

  According to the present invention, the height position of the lock receptacle and the projection receptacle can be easily and accurately defined by positioning and fixing the control block body to the vertical frame with reference to the upper surface of the lower block member.

FIG. 1 is a view of a fixture according to an embodiment of the present invention as viewed from the indoor side. FIG. 2 is a longitudinal cross-sectional view of the fitting shown in FIG. FIG. 3 is a cross-sectional view of the fitting shown in FIG. FIG. 4 is a view of the mechanism for switching the open / close state of the shoji with respect to the opening frame in the fitting shown in FIG. 1 as viewed from the indoor side, and is a view of the state where the operation handle is disposed at the locking position. FIG. 5: is the figure which looked at Shoji of the state shown in FIG. 4 from the door front side. 6 is a perspective view of the hinge device of the fitting shown in FIG. 1 as viewed from the indoor side. FIG. 7 is an exploded perspective view of the hinge device applied to the upper part of the fitting shown in FIG. 1 as viewed from the indoor side. FIG. 8 is an exploded perspective view of the hinge device applied to the lower part of the fitting shown in FIG. 1 as viewed from the indoor side. FIG. 9 is a perspective view of the main part of the mechanism for switching the open / close state of the shoji with respect to the opening frame in the fitting shown in FIG. 1 as viewed from the indoor side. FIG. 10 is a view from the indoor side of a mechanism for switching the open / close state of the shoji with respect to the opening frame in the fitting shown in FIG. FIG. 11 is a view of the door of the door in the state shown in FIG. FIG. 12 is an enlarged perspective view of a state where the operation handle is disposed at the inward opening position, as viewed from the room side of the main part of the mechanism for switching the open / close state of the shoji to the opening frame in the fitting shown in FIG. 1 . FIG. 13 is a perspective view showing a state where the shoji has been opened to the indoor side from the state shown in FIG. FIG. 14 is a view from the indoor side of a mechanism for switching the open / close state of the shoji with respect to the opening frame in the fitting shown in FIG. FIG. 15 is a view of the door of the door in the state shown in FIG. FIG. 16 is a view from the indoor side of a mechanism for switching the open / close state of the shoji with respect to the opening frame in the fitting shown in FIG. FIG. 17 is a view of the door of the door in the state shown in FIG. FIG. 18 is a perspective view showing a state in which the shoji is turned to the indoor side from the state shown in FIG. FIG. 19 is a partial enlarged view of the door of the door with the shoji in the state shown in FIG. 18. FIG. 20 is a cross-sectional view of the hinge device shown in FIG. 6 with the frame hinge bracket attached to the frame. FIG. 21 is an exploded perspective view showing a configuration for attaching the frame hinge bracket shown in FIG. 8 to the frame. FIG. 22 is a perspective view of the frame hinge bracket shown in FIG. 21 with the back plate attached. FIG. 23 is a perspective view of a state in which a detent is attached between the frame hinge bracket and the back plate shown in FIG. FIG. 24 is an exploded view of the wedge hinge bracket and the back plate of the hinge device shown in FIG. 8; 25 is a cross-sectional view of the wedge hinge bracket shown in FIG. 24 attached to the wedge. FIG. 26 is an exploded perspective view showing a configuration for attaching the wedge hinge bracket shown in FIG. 25 to the wedge. FIG. 27 is an exploded perspective view showing a configuration for attaching the wedge hinge bracket shown in FIG. 25 to the wedge. FIG. 28 is a perspective view of a state in which a back plate is attached to the wedge hinge bracket shown in FIG. 24. FIG. 29 is an exploded perspective view showing a configuration for attaching the frame hinge bracket of the hinge device shown in FIG. 7 to the frame. FIG. 30 is a perspective view of a state in which the back plate is attached to the frame hinge bracket shown in FIG. FIG. 31 is a perspective view of a state in which the detent is attached between the frame hinge bracket and the back plate shown in FIG. FIG. 32-1 is a plan view of the hinge device shown in FIG. 7 for attaching the hook hinge bracket to the shoji, and is a plan view of a state in which the operation handle is disposed at the lock position. FIG. 32-2 is a perspective view showing a configuration for attaching the wedge hinge bracket of the hinge device shown in FIG. 7 to the shoji, and showing a state in which the operation handle is disposed at the locking position. FIG. 33A shows a configuration for attaching the hook hinge bracket of the hinge device shown in FIG. 7 to the shoji, and is a plan view of a state in which the operation handle is disposed at the inward opening position. FIG. 33-2 is a perspective view showing a configuration for attaching the hook hinge bracket of the hinge device shown in FIG. 7 to the shoji, with a broken view showing a state in which the operation handle is disposed at the inward opening position. FIG. 34 is a plan view of the hinge hinge bracket rotated in the state shown in FIG. 33-1. FIG. 35-1 is a plan view of the hinge device shown in FIG. 7 for attaching the hook hinge bracket to the shoji, and is a plan view of a state in which the operation handle is disposed in the inclining position. FIG. 35-2 is a perspective view showing a configuration for attaching the hook hinge bracket of the hinge device shown in FIG. 7 to the shoji, with a broken view showing a state in which the operation handle is disposed at the inward position. FIG. 36-1 is a plan view of a state in which the wedge hinge bracket has been rotated in the state of FIG. 35-1. 36-2 is a perspective view showing a broken state of the wedge hinge bracket rotated in the state of FIG. 35-1. FIG. 37 is a perspective view of a main part of a mechanism for switching the open / close state of a shoji provided at the lower end of the opening frame in the fitting shown in FIG. 1 as viewed from the indoor side. FIG. 38 is a perspective view of the mechanism shown in FIG. 37 as viewed from the door tip side. 39 is an exploded perspective view of the mechanism shown in FIG. FIG. 40 is a perspective view of an intermediate actuating device provided with an operating handle in the fitting shown in FIG. 1; FIG. 41 is an exploded perspective view of the intermediate actuation device shown in FIG. Figure 42 is a cross-sectional view of the intermediate actuator shown in Figure 40; FIG. 43 is a perspective view of a corner drive applied to the fixture shown in FIG. FIG. 44 is an exploded perspective view of the corner drive shown in FIG. FIG. 45 shows an assembling procedure of the corner drive shown in FIG. 43. (a) is an exploded perspective view of a state in which a band member is disposed in the case, (b) is a state in which the cover member is disposed in the case It is a perspective view. FIG. 46 is a cross-sectional view of the corner drive shown in FIG. 47 is an exploded cross-sectional view of the corner drive shown in FIG. FIG. 48 is an enlarged sectional view taken along line AA in FIG.

  Hereinafter, preferred embodiments of a fitting according to the present invention will be described in detail with reference to the attached drawings. 1 to 5 show a fitting according to an embodiment of the present invention. The fixture illustrated here has an opening frame 10 and a shoji 20, and is referred to as a drape window supported so as to open to the indoor side in two states of the opening and closing with the opening 20. It is

<Schematic Configuration of Fittings>
The opening frame 10 is configured by framing the upper frame 11, the lower frame 12, and the left and right vertical frames 13 and 14 around the circumference. Each frame 11, 12, 13, 14 of the opening frame 10 is an extruded material formed of a metal such as aluminum or an aluminum alloy, and each is configured to have a substantially uniform cross-sectional shape over the entire length is there. The shoji 20 is constructed by quadruply assembling the upper ridge 22, the lower ridge 23 and the left and right vertical ridges 24 and 25 around the four circumferences of the face material 21 such as a glass plate having a rectangular shape, and the opening of the opening frame 10 Is configured to be close enough to Similarly to the frames 11, 12, 13 and 14, the respective wedges 22, 23, 24 and 25 of the shoji 20 are extrusions formed of a metal such as aluminum or an aluminum alloy, and each of them is approximately one along the entire length It is configured to have a similar cross-sectional shape.

  In this fixture, hinge devices 100 and 200 are provided on the upper and lower portions between the vertical frame (hereinafter referred to as "hanging frame 13") located in the right in FIG. Locking device 300 is provided at the lower part between the vertical frame (hereinafter referred to as "door tip frame 14") and lower frame 12 and shoji 20 in FIG. 4 and further to the left in FIG. The middle actuating device 400 is provided in the vertical weir of the shoji 20 located at (hereinafter referred to as "toe 25"). In addition, about the vertical weir located in the right side in FIG.

  The hinge devices 100 and 200 have frame hinge brackets 120 and 220 and wedge hinge brackets 130 and 230 connected to each other via hinge shafts 110 and 210 extending in the vertical direction, as shown in FIGS. Are constructed. In the following, in order to distinguish the upper and lower two hinge devices, the one provided below is referred to as the lower hinge device 100 and the word “lower” is given to each component, while the one provided above is the upper hinge device A description will be given with reference to 200 and the word "upper" attached to each component.

  As shown in FIGS. 6 and 8, the lower hinge device 100 is rotatable relative to the lower frame hinge bracket 120 about the lower hinge shaft 110 about the lower hinge shaft 130, and the lower end of the lower hinge shaft 110. It is supported to be tiltable centering on the part. The lower frame hinge bracket 120 is attached to the prospective surface of the hanging frame 13, and the lower eyelid hinge bracket 130 is attached to the prospective surface of the hanging frame 24.

  The upper hinge device 200 supports the upper rod hinge bracket 230 rotatably with respect to the upper frame hinge bracket 220 about the axis of the upper hinge shaft 210. The upper frame hinge bracket 220 is attached to the prospective surface of the hanging frame 13, and the upper rod hinge bracket 230 is attached to the upper surface of the upper rod 22 via the upper link mechanism 240. The upper link mechanism 240 is a main link that connects between the wedge fixing bracket 241 fixed to the upper surface of the upper rod 22 and the upper frame hinge bracket 220 of the upper hinge device 200 as shown in FIGS. 4, 6 and 7. And a lock link 243 slidably disposed in the longitudinal direction of the hook fixing bracket 241, and by sliding the lock link 243, the main link 242 is along the longitudinal direction of the hook fixing bracket 241. The locked state (state shown by the solid line in FIG. 7) maintained in the posture and the unlocked state (state shown by the two-dot chain line in FIG. 7) in which the main link 242 can be pivoted with respect to the wedge fixing bracket 241 Switch to

  The locking device 300 switches the engagement state between the door front frame 14 and the door front door 25 and switches the engagement state between the door front door 25 and the lower frame 12 to make It performs opening and closing control. In this embodiment, as shown in FIGS. 4, 5 and 9, a control rod 310 having a lock pin 311 and an opening preventing projection 312, and a control block body 320 having a lock receiver 321 and a projection receiver 322. And the lower block member 330 which has the rod insertion hole 331, and the locking apparatus 300 is comprised. The control rod 310 is disposed slidably along the vertical direction on the prospective surface of the door tip 25 with the lock pin 311 and the release preventing projection 312 projecting toward the prospective surface of the door front frame 14. . The control block body 320 is attached to the prospective surface of the door front frame 14 with the lock receiver 321 and the projection receiver 322 protruding toward the prospective surface of the door tip 25. The lower block member 330 is attached to the upper surface of the lower frame 12 with the rod insertion hole 331 opened upward.

  The intermediate actuation device 400 operates the slide block 410 by the operation of the operation handle 401 to switch between the locked state and the unlocked state of the upper link mechanism 240 and also switches the locked state of the locking device 300. The operating handle 401 is disposed on a finding surface facing the room side of the door tip 25 and can be rotated about an axial center along the prospecting direction. In the present embodiment, as shown by the solid line in FIG. 1, the tip of the operation handle 401 is rotated 90 ° counterclockwise in FIG. 1 from the position where the tip of the operation handle 401 is directed vertically downward (hereinafter referred to as “locking position”). Can be rotated 180 degrees to a position where the tip is directed vertically upward (hereinafter referred to as "inside down position") via a position (hereinafter referred to as "inwardly open position") that is horizontal It is configured. The slide block 410 is disposed movably in the vertical direction on the prospective surface of the door tip 25. As shown in FIG. 9, the lower end portion of the slide block 410 is a control rod of the locking device 300 via the lower link member 402. It is connected to 310. The upper end of the slide block 410 is continuous with the upper surface of the upper rod 22 through the upper link member 403 and the corner drive 500 and is further connected to the lock link 243 of the upper link mechanism 240 through the upper rod link member 404. .

<Opening and closing switching operation of fixtures>
In the fixture having the above-described configuration, when the operation handle 401 is disposed at the locking position, the slide block 410 is disposed at the uppermost position with respect to the door tip 25 as shown in FIGS. 4 and 5. At this time, the upper link mechanism 240 is in a locked state by the lock link 243, and the main link 242 is maintained in a posture along the longitudinal direction of the wedge fixing bracket 241. The lower end portion of the control rod 310 of the locking device 300 deviates from the rod insertion hole 331 of the lower block member 330, and the lock pin 311 is disposed at a position facing the lock receiver 321. It is arranged at a non-opposing position. In this state, even when the shoji 20 is pulled to the indoor side via the operation handle 401, the lock pin 311 abuts on the lock receiver 321, so the shoji 20 can not be opened.

  When the operation handle 401 is rotated to the inward opening position from the above state, the slide block 410 slides downward with respect to the door tip 25 as shown in FIGS. 10 and 11, and the upper link member 403 and the lower link member Each 402 slides downward. At this time, in the upper link mechanism 240, although the lock link 243 slides toward the door tip side via the corner drive 500, the lock state is still maintained. In the locking device 300, as shown in FIG. 12, the lock pin 311 is disposed at a non-facing position with respect to the lock receiver 321 by the control rod 310 sliding downward. The lower end portion of the control rod 310 deviates from the rod insertion hole 331 of the lower block member 330, and the release preventing projection 312 is maintained at a position not facing the projection receiver 322. Therefore, in this state, when the shoji 20 is pulled to the indoor side through the operation handle 401, it is possible to separate the toe hook 25 from the toe frame 14. As shown in FIG. With the upper hinge shaft 210 of the device 200 and the lower hinge shaft 110 of the lower hinge device 100 as the axis, the shoji 20 can be opened indoors (inside opening of the shoji 20).

  Further, when the operation handle 401 is rotated to the inclining position through the states shown in FIGS. 14 and 15, as shown in FIGS. 16 and 17, the slide block 410 and the upper link member 403 with respect to the door tip 25 And the lower link member 402 slides downward. At this time, in the upper link mechanism 240, the lock link 243 slides to the door tip side to be in an unlocked state, and the main link 242 can be pivoted with respect to the wedge fixing bracket 241. In the locking device 300, the control rod 310 is maintained with the lock pin 311 maintained at a non-opposite position with respect to the lock receiver 321 and the release preventing projection 312 maintained at a non-opposite position with respect to the projection receiver 322. The lower end portion of the lower block member 330 is inserted into the rod insertion hole 331 of the lower block member 330. Therefore, in this state, when the shoji 20 is pulled to the indoor side through the operation handle 401, as shown in FIGS. 18 and 19, the upper iron 22 can be separated from the upper frame 11, and The lower end portion of the lower hinge shaft 110 in the hinge device 100 and the lower end portion of the control rod 310 inserted in the rod insertion hole 331 of the lower block member 330 can be used to tilt the accessor 20 toward the indoor side. Inside out).

<Detailed configuration of fittings>
Hereinafter, the components of the fixture described above will be more specifically described, and the features of the present application will be described in detail.

(Configuration of opening frame 10 and shoji 20)
As shown in FIGS. 2 and 3, each of the frames 11, 12, 13, and 14 of the opening frame 10 includes a first frame element 11A, 12A, 13A, and 14A located on the indoor side, and a second frame located on the outdoor side. A heat insulating material 11C, 12C, 13C, 14C is interposed between the frame elements 11B, 12B, 13B, 14B, and a pair of frame side mounting pieces 15 are provided on the first frame elements 11A, 12A, 13A, 14A. It is The frame-side attachment pieces 15 respectively project toward the shoji 20 from the surface of the first frame elements 11A, 12A, 13A, 14A facing the shoji 20 and bent at substantially right angles in the direction in which the respective projecting ends approach each other. The frame-side guide groove 16 is formed between it and the potential surface.

  The respective scissors 22, 23, 24, 25 of the shoji 20, like the opening frame 10, are the first weir elements 22A, 23A, 24A, 25A located on the indoor side and the second weir elements 22B, 23B located on the outdoor side. , 24B, 25B, and the heat insulators 22C, 23C, 24C, 25C are interposed between the first wedge elements 22A, 23A, 24A, 25A. The weir-side attachment pieces 26 respectively project toward the opening frame 10 from the surface facing the opening frame 10 in the first weir elements 22A, 23A, 24A, 25A, and the respective projecting end portions are substantially perpendicular to the direction in which they approach each other. And the weir-side guide groove 27 is formed between it and the prospective surface. The upper link linking member 404 provided on the upper collar 22 of the shoji 20 described above, the upper linking member 403 attached to the door tip 25, the lower linking member 402 and the control rod 310 of the locking device 300 It is arranged to slide inside.

(Configuration of lower frame hinge bracket 120 applied to lower hinge device 100)
The lower frame hinge bracket 120 of the lower hinge device 100 extends outward from the circumferential surface of the lower frame shaft portion 121 and a pair of lower frame shaft portions 121 forming a cylindrical shape, as shown in FIGS. The lower frame attachment portion 122 is formed integrally with the lower frame attachment portion 122 that is bent substantially at right angles after being present. As shown in FIGS. 8 and 20, the lower frame hinge bracket 120 is a lower frame attachment portion 122 with the pair of lower frame shaft portions 121 projecting to the indoor side from the expected surface of the hanging frame 13 facing the indoor side. The bending portion 15a of the frame-side mounting piece 15 located on the indoor side is held between the lower frame back plate 140 and the lower frame back plate 140, and thus, is attached to the prospective surface of the hanging frame 13.

  As shown in FIGS. 21 to 23, the pair of lower frame shaft portions 121 are provided on the upper and lower sides of the lower frame mounting portion 122 so that the axial centers coincide with each other and the axial direction is secured. A hemispherical ball receiving recess 121a is provided on the upper end face of the lower frame shaft portion 121 disposed below.

  The lower frame attachment portion 122 is formed to have a size capable of covering the pair of frame side attachment pieces 15 provided on the hanging frame 13, and the lower frame side screw insertion hole 122a and the lower frame side protrusion insertion hole 122b are formed. Have. The lower frame side screw insertion holes 122a are provided at the upper and lower end portions of the lower frame attachment portion 122, and the lower frame side projection insertion holes 122b are formed in the region between the lower frame side screw insertion holes 122a. It is As shown in FIG. 20, a support piece portion 123 is provided at a portion of the lower frame attachment portion 122 opposed to the prospective surface of the hanging frame 13. The support piece portion 123 abuts on the prospective surface of the hanging frame 13 between the pair of frame side mounting pieces 15 when the lower frame mounting portion 122 covers the prospective surface of the hanging frame 13. The support piece portion 123 has an engagement portion 124 and a claw portion 125. The engaging portion 124 is a recessed groove formed on the surface of the support piece portion 123 facing the outdoor side, and the bent portion of the frame side attachment piece 15 located on the outdoor side when the prospective surface of the hanging frame 13 is covered. 15a will be in the engaged state. The claw portion 125 is a portion protruding from the tip end portion of the support piece portion 123 toward the indoor side.

  The lower frame back plate 140 is interposed between the lower frame attachment portion 122 of the lower frame hinge bracket 120 and the prospective surface of the hanging frame 13, and the frame-side guide groove 16 of the frame-side attachment piece 15 located on the indoor side. The lower frame holding portion 141 is inserted into the As shown in FIG. 21, the lower frame back plate 140 is provided with a lower frame positioning projection 142, a lower frame screw fastening hole 143 and a lower frame back plate projection 144. The lower frame positioning projections 142 are in contact with the end face of the lower frame attachment portion 122, and are formed at the upper and lower end portions of the lower frame back plate 140. The lower frame screw fastening hole 143 is a female screw hole formed in a portion corresponding to the lower frame side screw insertion hole 122 a of the lower frame attachment portion 122 when it is superimposed on the lower frame attachment portion 122. The lower frame back plate protrusion 144 fits into the lower frame side protrusion insertion hole 122 b of the lower frame attachment portion 122 when overlapping with the lower frame attachment portion 122, and the lower frame attachment portion 122 and the lower frame back plate 140 It limits relative movement.

  In order to attach the lower frame hinge bracket 120 of the lower hinge device 100 described above to the suspension frame 13, as shown in FIG. 20, the bent portion 15a of the frame side attachment piece 15 located on the outdoor side is engaged with the engagement of the support piece portion 123. With the lower frame holding portion 141 of the lower frame back plate 140 disposed in the frame side guide groove 16 of the frame side attachment piece 15 positioned on the indoor side while engaging with the mating portion 124, the lower frame side screw insertion hole 122a The set screw 150 is screwed into the lower frame screw tightening hole 143 of the lower frame back plate 140 through the above, and the detent 160 is further inserted into the gap between the lower frame back plate 140 and the frame side attachment piece 15 located outside the room. Just do it. The detent 160 has a cross-sectional shape such that the central portion in the longitudinal direction can abut on the frame side mounting piece 15 and the lower frame back plate 140, and is formed of a resin material. The claw portion 125 of the support piece portion 123 provided on the lower frame attachment portion 122 described above is in a state of being interposed between the detent 160 and the prospective surface of the hanging frame 13. At the proximal end of the detent 160, a wide, thin plate-like grip portion 161 is formed in order to facilitate the insertion operation. An insertion guide portion 162 having a smaller cross-sectional area than the gap between the frame side mounting piece 15 and the lower frame back plate 140 is formed at the tip of the detent 160. The distal end portion of the insertion guide portion 162 is provided with a locking portion 163 which bulges to the outer surface. The locking portion 163 prevents inadvertent removal of the detent 160 from the lower frame hinge bracket 120 by engaging with the locking recess 145 formed in the lower frame back plate 140.

  When the lower frame hinge bracket 120 of the lower hinge device 100 is attached as described above, it is not necessary to form a hole for inserting the mounting screw in the hanging element frame 13, so the watertightness of the fitting is ensured. It is advantageous above. Moreover, even if the mounting screw 150 is loosened, the separation movement of the lower frame back plate 140 from the frame side mounting piece 15 on the indoor side is restricted by the detent 160, and the lower frame hinge bracket 120 and the lower frame back plate 140. Thus, the state in which the bent portion 15a of the frame side attachment piece 15 is held is maintained, and the situation in which the lower frame hinge bracket 120 falls off from the hanging frame 13 can be prevented.

  In the lower frame hinge bracket 120 attached as described above, the lower frame back plate protrusion 144 of the lower frame back plate 140 is fitted in the lower frame side protrusion insertion hole 122 b of the lower frame attachment portion 122. In addition to the above, the tip end portion of the support piece portion 123 is in contact with the prospective surface of the hanging frame 13. Therefore, even when an external force as shown by arrow A in FIG. 20 is applied to the lower frame hinge bracket 120, the relative movement of the lower frame hinge bracket 120 with respect to the hanging frame 13 is suppressed and the dropout occurs easily. There is no risk of

(Configuration of the lower eyelid hinge bracket 130 applied to the lower hinge device 100)
The lower eyelid hinge bracket 130 of the lower hinge device 100, as shown in FIG. 24, FIG. 26, FIG. 27, and FIG. And the lower hook attachment portion 132 bent substantially at a right angle after being extended to the lower end. As shown in FIGS. 8 and 25, the lower eyelid hinge bracket 130 is provided with the lower eyelid attachment portion 132 and the lower eyelid back plate 170 in a state where the lower eyelid shaft portion 131 protrudes indoors more than a finding surface facing the indoor side. By sandwiching the bent portions 26a of the pair of heel side attachment pieces 26 between them, it is attached to the prospective surface of the lifting rod 24.

  As shown in FIGS. 26 to 28, the length of the lower shaft portion 131 along the axial direction can be disposed between a pair of lower frame shaft portions 121 provided on the lower frame hinge bracket 120. It has been formed. The lower hinge shaft 110 has a cylindrical shape having a spherical portion 111 at its lower end, and in the state where the spherical portion 111 is exposed to the outside, the lower hook shaft portion 131 of the lower hook hinge bracket 130 via the upper end. It is fixed to The spherical portion 111 of the lower hinge shaft 110 is formed in a size that can be accommodated in the ball receiving recess 121 a of the lower frame shaft portion 121 so as to be capable of rolling.

  The lower hook mounting portion 132 is formed to have a size capable of covering the pair of hook side mounting pieces 26 provided on the hanging rod 24 and includes the lower hook side screw insertion hole 132a, the lower hook side projection insertion hole 132b and It has a pair of insertion parts 132c. The lower hook side screw insertion holes 132a are provided at the upper and lower end portions of the lower hook attachment portion 132, and the lower hook side projection insertion holes 132b are formed in the region between the lower hook screw insertion holes 132a. It is As shown in FIG. 24, FIG. 26, FIG. 27, and FIG. 28, the insertion portion 132c is bent in the direction away from each other after protruding from the surface facing the pair of hook side attachment pieces 26 in the lower hook attachment portion 132. It is a thing. These insertion portions 132c can be inserted between the pair of wedge-side attachment pieces 26 by arranging the bent portions in the wedge-side guide grooves 27 of the wedge-side attachment pieces 26 as shown in FIG. It is. As is apparent from FIG. 25, when the lower hook attachment part 132 is in contact with the hook side attachment piece 26, the pair of insertion parts 132 c is the prospect of the bent part 26 a of the hook side attachment piece 26 and the lifting rod 24. It is configured to be disposed at a position separated from both sides of the surface.

  As shown in FIG. 25, the lower weir back plate 170 is in a direction perpendicular to the lower weir holding portion 171 inserted into the weir side guide groove 27 of the weir side mounting piece 26 and one end of the lower weir holding portion 171. It is what shape | molded integrally the shoji receiving part 172 which protruded. In the lower wedge holding portion 171, a notch 173 is provided in a portion corresponding to the insertion portion 132c provided in the lower wedge attachment portion 132.

  As shown in FIG. 26, the lower eyelid back plate 170 is provided with a lower eyelid screw tightening hole 171a and a lower eyelid back plate protrusion 171b. The lower hook screw tightening hole 171 a is a female screw hole formed in a portion corresponding to the lower hook side screw insertion hole 132 a of the lower hook mounting portion 132 when it is superimposed on the lower hook mounting portion 132. The lower weir back plate protrusion 171 b is fitted in the lower weir side protrusion insertion hole 132 b of the lower weir attaching portion 132 when it is superimposed on the lower weir attaching portion 132, and the lower weir attaching portion 132 and the lower weir back plate 170 It limits relative movement. A holding screw hole 171c is provided at the center of the lower weir back plate protrusion 171b. The holding screw hole 171 c is provided to penetrate the lower weir back plate 170, and a back plate holding screw 180 is screwed into the inside thereof. When the back plate holding screw 180 is operated in the tightening direction through the lower hook side projection insertion hole 132 b of the lower hook attachment portion 132, the back plate holding screw 180 protrudes from the lower hook back plate 170 toward the prospective surface of the hanging hook 24. It is possible.

  In order to attach the lower eyelid hinge bracket 130 of the lower hinge device 100 described above to the lifting rod 24, the lower eyelid back plate 170 is overlapped in advance by slightly screwing the attachment screw 181 into the lower eyelid screw tightening hole 171 a The lower hook holding portion 171 and the insertion portion 132c are inserted from the end face of the hanging hook 24 into the hook side guide groove 27 of the hook attachment piece 26, and the shoji receiving part 172 is in contact with the end face of the hanging hook 24 It suffices to tighten the mounting screw 181. In this state, the bent portion 26a of the hook side attachment piece 26 provided on the hanging hook 24 is held between the lower hook hinge bracket 130 and the lower hook holding portion 171 of the lower hook back plate 170, and the lower hook hinge bracket 130 will be held by the hanging rod 24.

  When the lower hook hinge bracket 130 of the lower hinge device 100 is attached as described above, it is not necessary to form a hole for inserting the attachment screw in the hanging rod 24 so that the watertightness of the fitting is ensured. It is advantageous above. Moreover, since the insertion portion 132c of the lower wedge hinge bracket 130 is inserted into the wedge-side guide groove 27 of the lifting rod 24 even if the attachment screw 181 is loosened, the insertion portion 132c is attached to the wedge-side attachment piece 26. The engagement with the bent portion 26a of the As a result, the lower eyelid hinge bracket 130 does not separate from the lower eyelid back plate 170, and there is no possibility that the shoji 20 falls off. This makes it possible to facilitate the mounting and dismounting operation of the lower eyelid hinge bracket 130.

  Further, in the lower eyelid hinge bracket 130 attached as described above, the lower eyelid back plate protrusion 171b of the lower eyelid back plate 170 is fitted in the lower eyelid side projection insertion hole 132b of the lower eyelid attachment portion 132. is there. Therefore, even when an external force is applied to the lower eyelid hinge bracket 130, in addition to the engagement of the insertion portion 132c described above with the bent portion 26a of the eyelid side attachment piece 26, the lower eyelid relative to the lifting rod 24 is The relative movement of the hinge bracket 130 is suppressed, and there is no risk of falling off easily.

  Furthermore, when the back plate holding screw 180 is screwed, the lower hook holding portion 171 of the lower hook back plate 170 is hooked even before the mounting screw 181 is screwed with the lower hook hinge bracket 130. By pressing the bending portion 26 a of the mounting piece 26, the relative movement of the lower eyelid back plate 170 with respect to the hanging rod 24 can be restricted, and the positional deviation can be prevented.

(Operation of lower hinge device 100)
In the lower hinge device 100 having the above-described configuration, the lower hook hinge bracket 130 is fixed to the lower frame hinge bracket 120 by accommodating the spherical portion 111 of the lower hinge shaft 110 in the ball receiving recess 121 a of the lower frame shaft 121. It is possible to rotate about an axial center along the vertical direction and to support it so as to be tiltable about the lower end of the lower hinge shaft 110.

(Configuration of upper frame hinge bracket 220 applied to upper hinge device 200)
The upper frame hinge bracket 220 of the upper hinge device 200 extends outward from the circumferential surface of the cylindrical upper frame shaft portion 221 and the upper frame shaft portion 221 as shown in FIGS. 29, 30, and 31. After that, the upper frame attachment portion 222 bent substantially at a right angle is integrally formed. As shown in FIGS. 7 and 20, the upper frame hinge bracket 220 projects upward from the upper frame attachment portion 222 in a state where the upper frame shaft portion 221 projects from the expected surface of the hanging frame 13 facing the indoor side. A state in which the axial center of the upper frame shaft portion 221 coincides with the axial center of the lower frame shaft portion 121 by sandwiching the bent portion 15a of the frame side mounting piece 15 positioned on the indoor side with the frame back plate 250 And is attached to the prospective surface of the hanging frame 13.

  The upper hinge shaft 210 has a cylindrical shape, and is fixed to the upper frame shaft portion 221 of the upper frame hinge bracket 220 via the lower end portion in a state where the upper end portion is exposed to the outside.

  The upper frame attachment portion 222 is formed to have a size capable of covering the pair of frame side attachment pieces 15 provided on the hanging frame 13, and the upper frame side screw insertion hole 222a and the upper frame side protrusion insertion hole 222b are formed. Have. The upper frame side screw insertion holes 222a are provided at the upper and lower end portions of the upper frame mounting portion 222, and the upper frame side projection insertion holes 222b are formed in the region between the upper frame side screw insertion holes 222a. It is As shown in FIG. 20, a support piece portion 223 is provided at a portion of the upper frame attachment portion 222 facing the prospective surface of the hanging frame 13. The support piece portion 223 abuts on the prospective surface of the hanging frame 13 between the pair of frame side mounting pieces 15 when the prospective surface of the hanging frame 13 is covered by the upper frame attachment portion 222, and the engaging portion 224 and a claw portion 225. The engaging portion 224 is a recessed groove formed on the surface of the support piece 223 facing the outdoor side, and the bent portion of the frame-side attachment piece 15 located on the outdoor side when the prospective surface of the hanging frame 13 is covered. 15a will be in the engaged state. The claw portion 225 is a portion protruding from the tip end portion of the support piece portion 223 toward the indoor side.

  The upper frame back plate 250 is interposed between the upper frame attachment portion 222 of the upper frame hinge bracket 220 and the prospective surface of the hanging frame 13 as shown in FIG. The upper frame holding portion 251 is inserted into the 15 frame-side guide grooves 16. As shown in FIG. 29, the upper frame back plate 250 is provided with an upper frame positioning projection 252, an upper frame screw fastening hole 253 and an upper frame back plate projection 254. The upper frame positioning projections 252 are in contact with the end face of the upper frame attachment portion 222 and are formed at the upper and lower end portions of the upper frame back plate 250. The upper frame screw fastening hole 253 is a female screw hole formed in a portion corresponding to the upper frame side screw insertion hole 222 a of the upper frame attachment portion 222 when overlapping with the upper frame attachment portion 222. The upper frame back plate protrusion 254 fits into the upper frame side protrusion insertion hole 222 b of the upper frame attachment portion 222 when it is superimposed on the upper frame attachment portion 222, and the upper frame attachment portion 222 and the upper frame back plate 250 It limits relative movement.

  In order to attach the upper frame hinge bracket 220 of the above-mentioned upper hinge device 200 to the hanging frame 13, as shown in FIG. 20, the bent portion 15a of the frame side mounting piece 15 located on the outdoor side is engaged with the engagement of the support piece 223. Upper frame side screw insertion holes in a state in which the upper frame sandwiching portion 251 of the upper frame back plate 250 is disposed in the frame side guide groove 16 of the frame side attachment piece 15 positioned on the indoor side while engaging with the mating portion 224 Screw the mounting screw 260 into the upper frame screw tightening hole 253 of the upper frame back plate 250 through 222a, and further remove the stopper 160 in the gap between the upper frame back plate 250 and the frame side mounting piece 15 located outside the room. Just insert it. The detent 160 has the same configuration as that used for the lower frame hinge bracket 120 of the lower hinge device 100.

  When the upper frame hinge bracket 220 of the upper hinge device 200 is attached as described above, it is not necessary to form a hole for inserting the mounting screw in the hanging element frame 13, so the watertightness of the fitting is ensured. It is advantageous above. Furthermore, even if the mounting screw 260 is loosened, the separation movement of the upper frame back plate 250 from the frame side mounting piece 15 on the indoor side is restricted by the disengagement stop 160, and between the upper frame hinge bracket 220 and the back plate. The state in which the bent portion 15a of the frame side attachment piece 15 is held is maintained, and the situation where the upper frame hinge bracket 220 falls off from the hanging frame 13 can be prevented.

  Further, in the upper frame hinge bracket 220 attached as described above, the upper frame back plate protrusion 254 of the upper frame back plate 250 is fitted to the upper frame side protrusion insertion hole 222 b of the upper frame attachment portion 222. In addition to the above, the tip end portion of the support piece portion 223 is in a state of being in contact with the prospective surface of the hanging frame 13. Therefore, even when an external force as shown by arrow A in FIG. 20 is applied to the upper frame hinge bracket 220, the relative movement of the upper frame hinge bracket 220 with respect to the hanging frame 13 is suppressed and the dropout occurs easily. There is no risk of

(Configuration of the upper eyelid hinge bracket 230 applied to the upper hinge device 200)
The upper eyelid hinge bracket 230 of the upper hinge device 200 is, as shown in FIGS. 6 and 7, an upper eyelid extending from a circumferential surface of the upper eyelid shaft portion 231 having a cylindrical shape and an upper eyelid shaft portion 231. And a mounting portion 232. The upper rod hinge bracket 230 is disposed at the upper end of the upper hinge shaft 210 via the upper lever shaft portion 231, and the axial center of the upper hinge shaft 210 is centered in a state in which movement in the axial direction is restricted. It is possible to rotate as.

(Configuration of Upper Link Mechanism 240 Applied to Upper Hinge Device 200)
The main link 242 of the upper link mechanism 240 is an elongated thin plate as shown in FIG. 6, FIG. 7 and FIG. 32-1 to FIG. It is linked to 232. A method of connecting the main link 242 to the upper hook attachment portion 232 is by caulking or screwing. At the tip of the main link 242, a slide pin 242a, a support link pin 242b and a link lock pin 242c are provided from the tip side. The slide pin 242a, the support link pin 242b, and the link lock pin 242c extend in the vertical direction, respectively, and project downward from the lower surface of the main link 242. The support link pin 242 b of the main link 242 is provided with an auxiliary link 244. The auxiliary link 244 is in the form of a thin plate having a size shorter than that of the main link 242, and is rotatably supported around the axis of the support link pin 242b via the proximal end. At the tip of the auxiliary link 244, an auxiliary link pin 244a is provided. The auxiliary link pin 244 a extends parallel to the support link pin 242 b and protrudes downward from the lower surface of the auxiliary link 244.

  The wedge fixing bracket 241 is a thick plate member having a dimension shorter than the main link 242 and having a slide hole 241a along the longitudinal direction at the tip end portion. It is fixed on the top of the While the auxiliary link 244 is rotatably supported by the auxiliary link pin 244a in the wedge fixing bracket 241, the slide pin 242a of the main link 242 is slidably accommodated in the slide hole 241a.

  An engagement clip 245 is disposed in the slide hole 241 a of the wedge fixing bracket 241. The engagement clip 245 has a substantially U-shape with a base end curved and an open distal end, and the hook is fixed with the U-shaped base end positioned on the hanging side of the slide hole 241a. It is attached to the bracket 241. The engagement clip 245 is provided with a narrow portion 245a. The narrow portion 245a is configured to have a narrow width by bending portions on the proximal end side of the engagement clip 245 inward toward each other. In the slide hole 241a provided with the engagement clip 245, when the slide pin 242a passes through the narrow portion 245a of the engagement clip 245, it is necessary to push the narrow portion 245a against the elastic force of the engagement clip 245 Therefore, the slide of the slide pin 242a can be regulated. In the present embodiment, an engagement clip 245 is provided so as to restrict the movement of the slide pin 242a to the door tip side when the slide pin 242a is positioned at the hanging end of the slide hole 241a.

  The lock link 243 is an elongated thin plate-like member having a length equal to that of the main link 242, and is supported by the lower surface of the rod fixing bracket 241 in a state where it can slide only along the longitudinal direction of the rod fixing bracket 241. Yes. The lock link 243 is provided with a pin holder 246 at the end on the side of the hanging side. The pin holder 246 has a pin receiving groove 246a opened at the tip end and the top surface.

  When the lock link 243 slides to the hanging side from the state where the lock link 243 and the main link 242 are arranged along the same direction, as shown in FIGS. 32-1 and 32-2, the main link Since the link lock pin 242c of 242 is accommodated in the pin receiving groove 246a of the pin holder 246, the wedge fixing bracket 241 maintains the posture along the main link 242 via the lock link 243 (locked state).

  On the other hand, when the lock link 243 slides to the door tip side, the link lock pin 242c of the main link 242 deviates from the pin receiving groove 246a of the pin holder 246, as shown in FIGS. 35-1 and 35-2. Therefore, as shown in FIGS. 36-1 and 36-2, the main link 242 and the hook fixing bracket 241 can be relatively rotated around the slide pin 242a of the main link 242 (unlocked state). At this time, due to the action of the auxiliary link 244 interposed between the main link 242 and the wedge fixing bracket 241, the slide pin 242a slides the slide hole 241a toward the proximal end portion, and eventually the narrow portion of the engagement clip 245 Pass while spreading 245a. Accordingly, the slide pin 242a is maintained in the state of being held by the proximal end portion of the slide hole 241a unless an operation force against the elastic force of the engagement clip 245 is applied.

(Operation of upper hinge device 200)
In the upper hinge device 200 having the above-described configuration, when the operation handle 401 is disposed at the locking position, the inner opening position, and the intermediate position between the inner opening position and the inner turning position, the link lock pin 242c of the main link 242 is a pin holder It will be accommodated in the 246 pin receiving groove 246a. In this state, since the hook fixing bracket 241 can not rotate relative to the main link 242, when the upper hook mounting portion 232 is rotated with respect to the upper hinge shaft 210, as shown in FIG. The wedge fixing bracket 241 attached to the wheel 22 rotates with the main link 242 about the upper hinge shaft 210, and the inside of the shoji 20 can be opened.

  On the other hand, when the operation handle 401 is disposed in the inward position, the link lock pin 242 c of the main link 242 deviates from the pin receiving groove 246 a of the pin holder 246. In this state, since the hook fixing bracket 241 is rotatable relative to the main link 242, when the upper hook mounting portion 232 is rotated with respect to the upper hinge shaft 210, as shown in FIGS. 36-1 and 36-2. As shown, the hook fixing bracket 241 is appropriately rotated with respect to the main link 242, so that the upper hook 22 can be moved in parallel with respect to the upper frame 11, and the inset of the shoji 20 is possible.

(Configuration of locking device 300)
The control rod 310 of the locking device 300 is an elongated member formed in substantially the same cross section as the upper link member 403 and the lower link member 402 provided on the door tip 25 as shown in FIG. It has a tilting projection 313. The insertion and tilting projection 313 is insertable into the rod insertion hole 331 provided in the lower block member 330, and the width along the prospecting direction of the upper and lower end portions is smaller than that of the central portion. The upper end portion can be inclined to the indoor side in a state of being inserted into the rod insertion hole 331 of

  The lock pin 311 provided on the control rod 310 has a cylindrical shape along the horizontal direction. The release preventing protrusion 312 is a protrusion extending along the horizontal direction, and is provided at an intermediate portion between the insertion and tilting protrusion 313 and the lock pin 311.

  The lower block member 330 is in the form of a rectangular parallelepiped having rod insertion holes 331 at both ends of the upper end face as shown in FIGS. 37 to 39, and one end face is in contact with the expected surface of the door front frame 14. It is fixed to the upper surface of the lower frame 12 in such a state that one rod insertion hole 331 is in contact with the lower extension area of the control rod 310. The height of the lower block member 330 is set in advance so that the insertion / tilting projection 313 is inserted into the rod insertion hole 331 only when the operation handle 401 is disposed at the inclining position. Reference numeral 340 in FIG. 4 is a sliding block projecting downward from the lower surface of the lower rod 23. The sliding block 340 is configured to be able to abut on the upper surface of the lower block member 330 when the shoji 20 is closed.

  As shown in FIGS. 37 to 39, the control block body 320 includes an upper block member 320A and an intermediate block member 320B which are separately formed. The upper block member 320A is provided with a lock receiver 321, and the middle block member 320B is provided with a projection receiver 322. The lock receiver 321 of the upper block member 320A and the projection receiver 322 of the middle block member 320B are respectively protruded toward the hanging frame 13.

  The lock receiver 321 has a height facing the lock pin 311 of the control rod 310 when the operation handle 401 is disposed at the lock position with the shoji 20 closed, and the operation handle 401 is in the inward open position and the inward position. When it is disposed at a position where the height is not opposite to the lock pin 311, it is disposed.

  When the operation handle 401 is disposed in the locking position and the inner opening position with the shoji 20 closed, the projection receiver 322 is positioned below the release preventing projection 312 of the control rod 310 and becomes non-opposing, and the operation handle When 401 is disposed in the invert position, it is disposed at a position located above the release preventing projection 312 and at a non-opposing height. While the operation handle 401 is moved from the inward opening position to the inward turning position, the projection receiver 322 is disposed at a height opposite to the opening prevention projection 312. Therefore, while the operation handle 401 is disposed between the inward opening position and the inward turning position, the movement of the shoji 20 relative to the opening frame 10 to the indoor side is blocked, so the shoji 20 falls off to the indoor side. There is no risk of

  Furthermore, in the locking device 300 according to the present embodiment, as shown in FIGS. 18 and 19, when the shoji 20 is turned to the indoor side, the projection receiver 322 of the intermediate block member 320B is on the opening prevention projection 312 of the control rod 310. It is configured to be located in close proximity to the upper side. Therefore, in a state where the shoji 20 is turned to the indoor side, the upward movement of the shoji 20 with respect to the opening frame 10 is restricted, and there is no risk of the shoji 20 falling off.

  As shown in FIGS. 38 and 39, in the present embodiment, the contact rod portions 323 are provided at the upper and lower end portions of the intermediate block member 320B, and the end surface of the contact rod portion 323 is a lower block member 330. The intermediate block member 320B and the upper block member 320A are attached to the prospective surface of the door front frame 14 while being in contact with the upper surface of the upper block member 320A and the lower surface of the upper block member 320A. When the lower contact rod portion 323 is in contact with the upper surface of the lower block member 330, the length of the projection receiver 322 provided on the intermediate block member 320B is set such that the above-described condition is satisfied. Yes. The upper contact rod portion 323 has a length set such that the height of the lock receiver 321 provided on the upper block member 320A satisfies the above-described condition when the lower contact rod portion 323 abuts on the lower surface of the upper block member 320A. Yes.

  According to the above-described locking device 300, by sequentially stacking the middle block member 320B and the upper block member 320A on the upper surface of the lower block member 330, the lock receiver 321 and the lock pin 311 of the control rod 310 The height position of the projection receiver 322 can be accurately defined, and the smooth opening / closing operation of the shoji 20 can be guaranteed without complicating the assembling operation of the fixture.

  In addition, since the control block body 320 is constituted by the upper block member 320A and the intermediate block member 320B, the upper block member 320A and the middle with respect to the self-contained shish 20 in which the control block body 320 is attached in reverse It is possible to share the block member 320B.

  As shown in FIG. 4, in the present embodiment, the auxiliary lock pin 311S is provided in the corner drive 500 disposed along the longitudinal direction of the door tip 25 while the auxiliary lock pin 311S in the door front frame 14 is provided. An auxiliary block member 320S having an auxiliary lock receiver 321S is provided at a portion corresponding to the above. Like the lock pin 311 of the control rod 310 and the lock receiver 321 of the upper block member 320A, the auxiliary lock pin 311S and the auxiliary lock member have heights facing each other only when the operation handle 401 is disposed at the lock position. It was constructed in

(Configuration of Intermediate Actuation Device 400)
As shown in FIGS. 40 to 42, the slide block 410 of the intermediate actuation device 400 is disposed slidably with respect to the device body 420, and includes a block body 411 and a rack member 412. . The block main body 411 is in the form of a thick block and appears outside the apparatus main body 420. In the present embodiment, the block body 411 is formed of zinc alloy in consideration of the appearance quality. The block main body 411 is provided with trigger engagement grooves 411a, 411b and 411c at three positions of the side edge located on the indoor side. The rack member 412 is a thin plate-like member provided with a plurality of meshing holes 412 a along the longitudinal direction, and is fixed by caulking to the surface of the block main body 411 opposed to the device main body 420. In the present embodiment, the rack member 412 is made of a metal such as stainless steel having higher strength and wear resistance than the block body 411. The apparatus main body 420 is configured by mutually connecting a main body base 421 disposed on the outdoor side and a main body lid portion 422 disposed on the indoor side, and includes the rack groove 423, the pinion housing portion 424 and the trigger housing portion. It has 425.

  The rack groove 423 is a groove-shaped recess formed on one side surface of the apparatus main body 420, and both ends are open. As shown in FIG. 42, the rack groove 423 has a section in the vicinity of the inner bottom surface 423a having a wide reverse T-shaped cross section, and slidably supports the slide block 410 therein.

  As shown in FIG. 41, the pinion housing portion 424 is a cylindrical space provided inside the apparatus main body 420 around an axis orthogonal to the longitudinal direction of the rack groove 423, and a part of the outer peripheral portion is the rack groove It is formed to communicate with the central portion of 423. A handle insertion hole 424a is formed in a portion of the pinion housing portion 424 which is the center of the cylinder so as to penetrate both end surfaces of the apparatus main body 420. The pinion 430 is housed in the pinion housing portion 424. The pinion 430 has a rectangular mounting hole 431 at its central portion and a plurality of teeth 432 on its outer periphery, and has the teeth 432 mesh with the meshing hole 412a of the slide block 410, and the handle insertion hole 424a. In the state in which the mounting hole 431 is exposed to the outside of the apparatus main body 420 via this, it is rotatably disposed in the inside of the pinion housing portion 424.

  The trigger accommodating portion 425 is a recess formed between the rack groove 423 and the pinion accommodating portion 424 as shown in FIGS. 41 and 42, and is opened on the side surface of the rack groove 423 provided in the main body lid portion 422. ing. The trigger accommodating portion 425 accommodates the trigger member 440. The trigger member 440 has a trigger body 441 extending along the longitudinal direction of the rack groove 423 and a pair of spring receiving portions 442 projecting toward the hanging side from both corners of the trigger body 441 located on the outdoor side. And an engaging piece 443 projecting from the center of the edge of the trigger main body 441 on the indoor side toward the door tip side, and the trigger is received with the engaging piece 443 exposed to the outside. It is disposed in the part 425. As shown in FIG. 42, trigger springs 444 are provided between the main body lid 422 and the spring receiving portion 442 of the trigger member 440 in the trigger accommodating portion 425, respectively. The trigger spring 444 always biases the trigger member 440 outward with respect to the device body 420, and presses the engagement piece 443 exposed to the outside of the device body 420 to the side edge of the slide block 410.

  As apparent from (a) of FIG. 42, the engagement piece 443 of the trigger member 440 is in a state of projecting beyond the slide block 410. Therefore, in a state where the shoji 20 is closed, as shown in (b) of FIG. 42, the sliding block 410 is moved against the pressure of the trigger spring 444 to move to the indoor side by abutting on the door front frame 14. It will be separated from the side edge of the

  In the intermediate actuation device 400 having the above-described configuration, as shown in FIGS. 13 and 14, the slide block 410 extends in the vertical direction on the prospective surface of the door tip 25 and the device body 420 is inside the door tip 25. It is attached to the door tip 25 in the state which it was made to accommodate. In this intermediate actuator 400, the slide block 410 is disposed at the uppermost position with respect to the apparatus main body 420, and the engagement piece portion 443 of the trigger member 440 is engaged with the lowermost trigger engagement groove 411a of the slide block 410. In the locked position, the base end of the operation handle 401 is attached to the attachment hole 431 of the pinion 430 in a state where the tip of the operation handle 401 is directed vertically downward.

  When the operation handle 401 is disposed at the inward opening position by releasing the engagement state with the engagement piece portion 443 of the trigger member 440, the slide block 410 slides downward, so that the engagement piece portion 443 is at the center. When it becomes possible to engage with the trigger engagement groove 411b and further the operation handle 401 is disposed in the inclining position, the slide block 410 slides further downward, and the engagement piece portion 443 is the uppermost trigger engagement groove 411c. Can be engaged.

  According to the intermediate actuation device 400 described above, when the shoji 20 is opened, the engagement piece portion 443 of the trigger member 440 engages with the trigger engagement grooves 411a, 411b and 411c, whereby the slide block 410 for the device body 420 is obtained. The movement of the control handle 401 is restricted, so the operation handle 401 can not be operated. Therefore, in the state where the shoji 20 is opened, the lock / unlock state of the upper link mechanism 240 provided between the opening frame 10 and the shoji 20 and the locking state of the locking device 300 are not switched inadvertently, The shoji 20 opened with the handle 401 in the inner opening position can be closed as it is, and the shoji 20 with the operation handle 401 brought down in the inward position can be closed as it is.

  Moreover, since the block main body 411 is shape | molded with a zinc alloy about the slide block 410 exposed outside when the shoji 20 is opened, it becomes advantageous at the point of external appearance quality. Moreover, since the rack member 412 meshing with the pinion 430 is formed of a metal having high strength and wear resistance, the intermediate actuation device 400 can be operated reliably even after prolonged use. It is.

(Configuration of corner drive 500)
The corner drive 500 is configured by slidably arranging a strip member 520 inside the case 510, as shown in FIGS.

  The strip member 520 is configured by stacking a plurality of flexible thin metal plate members, and has a substantially uniform width over the entire length. Sliders 521 and 522 are connected to both ends of the strip member 520, respectively. The sliders 521 and 522 have a function of caulking a plurality of thin plate members, and become a connecting portion with the upper link member 403 and the upper hook link member 404. In the present embodiment, the sliders 521 and 522 are formed of zinc alloy as in the slide block 410 of the intermediate actuation device 400.

  The upper connection slider 521 connected to one end of the strip member 520 is provided with a connection pin 521b on a block-shaped base 521a. As is apparent from FIG. 44, the base 521 a of the upper connecting slider 521 has a dimension to cover the two caulking holes formed at one end of the strip 520 and is slightly smaller than the strip 520. It has a small width and is attached to one end without protruding from the strip member 520 to the outside.

  The lower connection slider 522 connected to the other end of the strip member 520 is formed by integrally forming a guide insertion portion 522a and a slide guide portion 522b. The guide insertion portion 522a has a prismatic shape having a width slightly smaller than that of the strip member 520, and is attached to the strip member 520 so as to protrude in the longitudinal direction from the other end of the strip member 520. The slide guide portion 522 b is configured to have the same cross-sectional shape as the upper link member 403.

  As shown in FIGS. 46 and 47, the case 510 includes a side guide portion 511 extending along the door tip 25 of the shoji 20 to be attached and an upper guide portion extending along the upper edge 22. And approximately L-shaped. The case 510 of the corner drive 500 is configured to be exposed to the outside of the shoji 20. For this reason, in the present embodiment, as with the slide block 410 of the intermediate actuator 400, the case 510 is formed of zinc alloy. A support base 513 is provided at a portion of the upper guide 512 adjacent to the connection with the side guide 511. The support base 513 secures a space between the tip of the upper guide portion 512 and the upper surface of the upper rod 22 when the upper guide 512 is in contact with the upper surface of the upper rod 22.

  In the case 510, guide passages 511a and 512a are formed in the side guide portion 511 and the upper guide portion 512, respectively, and a connecting passage 514 is formed between the guide passages 511a and 512a. Each of the guide passages 511a, 512a and the linkage passage 514 has a width capable of slidably accommodating the strip member 520. The guide passage of the side guide portion 511 (hereinafter referred to as "side guide passage 511a") and the guide passage of the upper guide portion 512 (hereinafter referred to as "upper guide passage 512a") are extending directions of the guide portions 511 and 512, respectively. Extends linearly along the The connection passage 514 is an arc-shaped continuous connection between the side guide passage 511a and the upper guide passage 512a.

  The side guide passage 511 a and the connection passage 514 are opened in the case 510 in a portion facing the door tip 25 and the upper rod 22 over the entire width, and can move the strip member 520 in the out-of-plane direction. A cover member 530 is attached to the side guide passage 511 a and the link passage 514 at an open portion facing the wedges 25 and 22. The cover member 530 is formed of a resin material, and the side cover portion 531 covering the side guide passage 511 a and the link cover portion 532 covering the link passage 514 are integrally formed. The cover member 530 is detachably held on the case 510 by engaging the engagement projections 531 a and 532 a provided on the side cover portion 531 and the link cover portion 532 with the engagement grooves 511 b and 513 a of the case 510. Yes. An engagement groove 513 a with which the engagement projection 532 a of the link cover 532 engages is provided on a support 513 provided on the upper guide 512. An engagement groove portion 511b with which the engagement projection 531a of the side cover portion 531 engages is formed on the inner wall surface of the lower end portion of the side guide passage 511a.

  As shown in FIGS. 46 to 48, when the link cover portion 532 is attached to the case 510, the link cover portion 532 is formed so as to secure a space through which the belt-like member 520 can be inserted only with the link passage 514. . On the other hand, the side cover portion 531 is provided with a housing groove portion 533 at a portion facing the side guide passage 511a. The accommodation groove portion 533 secures a space capable of accommodating the guide insertion portion 522 a of the lower connection slider 522 between the pair of wall portions 533 a. The pair of wall portions 533a is formed so as to secure a space through which the strip member 520 can be inserted only between the side guide passage 511a.

  The upper guide passage 512a is, as shown in FIGS. 44 and 47, a pair of guide groove portions 512a1 that slidably accommodates the side edges of the strip member 520 and a slide groove portion 512a2 that opens between the pair of guide groove portions 512a1. And. The slide groove portion 512a2 is formed at a portion of the upper guide portion 512 opposed to the upper rod 22 and has a width that allows the upper connecting slider 521 connected to the strip member 520 to pass through.

  In the corner drive 500 having the above-described configuration, the side guide passage 511a of the case 510 and the connecting passage 514 are open over the entire width of the portion facing the wedges 25 and 22. There is no risk of becoming complicated. Moreover, as shown in FIG. 47, for the case 510 in which the side guide passage 511a and the linking passage 514 open over the entire width of the part facing the wedges 25 and 22 and the upper guide passage 512a has the slide groove 512a2. Even in the state where the upper connecting slider 521 and the lower connecting slider 522 are connected to the strip member 520 in advance, it can be easily disposed. That is, as shown in FIG. 45, with respect to the case 510, the end of the strip member 520 connecting the upper connection slider 521 is inserted from the linking passage 514 into the guide groove 512a1 of the upper guide passage 512a, and the upper connection It becomes possible to insert the slider 521 into the slide groove 512a2. Thereafter, when the cover member 530 is attached to the case 510, it is possible to configure the corner drive 500 in which the strip-like member 520 is disposed slidably with respect to the case 510.

  The corner drive 500 fixes the side guide portion 511 to the expected surface of the door tip 25 in a state where the support base 513 provided on the upper guide portion 512 is in contact with the upper surface of the upper rod 22. By connecting the upper link 22 with the upper link 22 of the upper rod 22 and connecting the lower link slider 522 to the upper link member 403 of the door tip 25, between the upper link link 404 and the upper link member 403. Can be linked.

  Here, according to the above-mentioned corner drive 500, a space is secured between the upper guide portion 512 of the case 510 and the upper surface of the upper rod 22 by the support base portion 513, and the upper connection slider 521 is along the slide groove portion 512a2. Can slide. Therefore, it is possible to set the connecting position of the upper connecting slider 521 and the upper rod linking member 404 between the upper guide portion 512 and the upper rod 22, and to reduce the size of the applied shoji 20. it can.

  In addition, a wall 533 a of the cover member 530 formed of a resin material is interposed between the side edges of the lower connection slider 522 and the case 510. Therefore, according to the above-mentioned corner drive 500, when the lower connection slider 522 slides, both side edge parts will be in sliding contact with the wall portion 533a of the resin material, and the slide of the lower connection slider 522 can be smoothed. .

  In the embodiment described above, the control block body 320 is made to abut directly on the upper surface of the lower block member 330, but the present invention is not necessarily limited to this. For example, a shim plate or a spacer may be interposed between the lower block member 330 and the control block body 320 so that both are in contact with each other, or the upper block member 320A and the intermediate block member constituting the control block body 320 A shim plate or a spacer may be interposed between 320B and 320B so that the both are in contact with each other.

  12 lower frame, 14 door front frame, 20 shoji, 22 upper frame, 25 door head, 300 locking device, 310 control rod, 311 lock pin, 312 opening prevention projection, 313 insertion tilting projection, 320 control block body, 320A upper part Block member, 320 B Intermediate block member, 321 lock receiver, 322 projection receiver, 323 abutment rod portion, 330 lower block member, 331 rod insertion hole

Claims (4)

A control rod slidably disposed along one of the vertical weirs constituting the shoji along the vertical direction and having a lock pin and an open preventing projection;
A lock receiver disposed in a vertical frame facing the vertical rod, and engaged with the lock pin when the control rod is arranged at a locking position;
The vertical frame is disposed at a position lower than the lock receiver, and the control rod slides downward from the locking position and the lock pin is disposed at an open position not facing the lock receiver. A projection receiver located below the release prevention projection;
The lower frame is disposed at a position extending the control rod, and the lower end portion of the control rod is inserted when the release preventing projection of the control rod is disposed at a tilted position lower than the projection receiver. And a lower block member having an insertion hole
When the control rod is disposed at the locking position, movement of the shoji in the opening direction with respect to the vertical frame is blocked, and when the control rod is disposed at the opening position, the vertical hook becomes a door tip A fixture which allows the opening of the shoji with respect to the vertical frame, and further allows the lowering of the shoji with respect to the vertical frame so that the upper rod is at the door tip when the control rod is disposed at the tilting position. And
It further comprises a control block body separate from the lower block member,
A fixture according to claim 1, wherein the control block body is positioned and fixed to the vertical frame with reference to the upper surface of the lower block member, and the control block body is provided with the lock receiver and the projection receiver.   The control block body includes an upper block member and an intermediate block member provided with the lock receiver and the projection receiver separately from each other, and the intermediate block member and the upper block member are sequentially stacked on the upper surface of the lower block member. The fixture according to claim 1, wherein the fixture is fixed to the vertical frame. The projection receiver of the intermediate block member prevents movement of the shoji in the opening direction by facing the release preventing projection while the control rod moves from the open position to the down position, and the lower end of the control rod The fitting according to claim 2 , wherein the fitting is disposed at a non-opposing position when inserted into the insertion hole of the lower block member. The projection receiver of the intermediate block member is positioned above the release preventing projection of the control rod when the shoji is placed in the down position, and functions to block upward movement of the shoji. A fitting according to claim 2 , characterized in that.

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