JPH0723499Y2 - Partition device lock structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a lock structure in a partition device in which a plurality of panels are foldably connected by a hinge body.

[Prior Art] Conventionally, as a partition device such as a folding door and an opening / closing wall, a partition device in which a plurality of panels are foldably connected by a hinge body has been known. This conventional partitioning device is a fully closed state by extending the panel in parallel with the rail. In this case, the locking means is the panel 2 or the hinge body 1 as shown in FIG.
The roller 56 that can move up and down is projected above the
Only the spring 56 is elastically urged vertically by the spring so that when the panel 2 is closed, the roller 56 is elastically elastically locked and locked in the upper rail 3b.

[Problems to be Solved by the Invention] However, in the conventional example as described above, the roller 56 is certainly locked by being inserted into the upper rail 3b in the closed state, but when an external force is applied. The roller 56 that has been elastically locked may come off from the upper rail 3b, which is not sufficient as a locking device.

Therefore, the present inventor has considered a locking device having a structure in which the drop rod is dropped into the lower rail, and has already considered in order to secure the lock in the closed state by dropping the drop rod into the lower rail. Have filed as As shown in FIG. 11, this drop rod is internally provided with a drop rod case 13 in the lower part of the hinge body 1 and fixed by screws 15.
The vertically movable drop rod 4 is inserted into the vertical groove 17 of the drop rod case 13 so as to project downward, and the connector 19 is inserted into the vertically long slide hole 18 provided in the drop rod case 13 to attach the connector 19. It was inserted into the hole 20 in the upper part of the drop rod 4 and was inserted into the hole 22 provided in the lower end of the connecting plate 21 to be fixed. Then, the upper end of the connecting plate 21 is connected to the operating portion 5 which is slidably mounted in the vertical center of the hinge body 1 in the vertical direction, and the operating rod 5 is moved up and down to move the drop rod 4 to the lower end of the hinge body 1. The drop rod 4 by projecting downward from the lower rail
It was locked in 3a. However, in the one as shown in FIG. 11, the hole 20 of the drop bar 4 put in the vertical groove 17 in the drop bar case 13 and the hole 22 at the lower end of the long connecting plate 21 are aligned with each other by the connecting tool 19. When connecting, it is difficult to align the hole 22 at the lower end of the connecting plate 21 with the hole 20 of the drop rod 4 because the connecting plate 21 such as a steel tape is long, and the connecting work by the connecting tool 19 is difficult. It is difficult, and when the operation unit 5 is operated to move the drop rod 4 up and down through the connection plate 21, when the force from the connection plate 21 is transmitted to the drop rod 4, the lower end of the connection plate 21 and the drop rod are There is a problem in that the portion connecting the upper end of No. 4 is easily bent and the force cannot be transmitted smoothly.

The present invention was devised in view of the above-mentioned conventional problems, and the purpose thereof is to securely lock and to connect a drop rod and a long connecting plate placed in a drop rod case. When connecting with a tool, it can be easily connected by positioning so that the connecting plate does not move, and when operating the operating part to move the drop rod up and down via the connecting plate, the connecting part between the connecting plate and the drop rod It is an object of the present invention to provide a lock structure for a partitioning device that can guide the connecting plate in the vertical direction above the shaft to smoothly move the connecting plate upward and downward and prevent the drop rod from bending at the connecting portion by the connecting tool.

[Means for Solving the Problems] In the lock structure of the partition device of the present invention, a plurality of panels 2 are foldably connected by pivotally supporting adjacent panels 2 by vertically extending hinges 1. In addition, in the partition device in which the panel 2 is movably attached along the rails 3, the drop rod case 13 is internally provided in the lower part of the hinge body 1 and fixed by screws 15, and the vertical groove 17 of the drop rod case 13 is fixed.
The drop rod 4 which can be moved up and down is inserted into the drop rod so as to be able to project downward, and the connector 19 is inserted into the vertically long slide hole 18 provided in the drop rod case 13 to attach the connector 19 to the upper hole 20 of the drop rod 4. Hole 22 provided at the lower end of the connecting plate 21
, Which is fixed to the vertical groove 17, and slides into the vertical groove 17 in the sliding guide protrusion 17a, the lower long hole 21a provided in the lower portion of the connecting plate 21 is slidably fitted up and down, and the screw 15 inserted into the hinge body 1 is attached. It is fixed to the slide guide protrusion 17a, and the upper part of the connecting plate 21 is connected to the operating part 5 slidably attached to the hinge body 1 in the substantially vertical center thereof. By doing so, the above-mentioned object of the present invention is achieved.

[Operation] Then, the operating portion 5 is operated to move the drop rod 4 to the rail 3
It can be locked by inserting it into the lock or unlocked. The lock is not released unless external force is applied, and it is now possible to reliably lock. Further, when the operating portion 5 is operated, the drop rod 4 moves up and down via the connecting plate 21, so that the drop rod 4 is fitted into the rail 3 to be locked or unlocked. In this case, the vertical groove
The lower elongated hole 21a provided in the lower part of the connecting plate 21 is slidably fitted in the sliding guide protrusion 17a protruding in the inside 17 and the screw 15 inserted in the hinge body 1 is fixed to the sliding guide protrusion 17a. Thus, it is possible to support the connecting plate 21 at a position above the connecting portion by the connecting member 19 while guiding the vertical movement of the connecting plate 21 and prevent the connecting plate from bending at the connecting portion. When the 21 is connected to the drop rod 4 by the connecting tool 19, the lower elongated hole 21a is fitted into the slide guide protrusion 17a, so that the end of the long connecting plate 12 does not shift laterally and the hole on the upper portion of the drop rod 4 does not move. 20 and the hole 22 of the connecting plate 21 are aligned with each other so that they can be easily connected by the connecting tool 19.

[Embodiment] The present invention will be described in detail below based on an embodiment shown in the accompanying drawings.

As shown in FIGS. 1 and 2, a plurality of panels 2 are foldably connected via a hinge body 1. Hinge body 1
Is formed by a vertically long extruded product having a U-shaped cross section and is made of metal or synthetic resin. Pivot portions 9 are provided on both edges of the opening 8 of the vertically long hinge body 1 (that is, the tips of the lip pieces 7 at both ends of the opening 8). On the side end surface of the panel 3, a pivotally supported portion 16 is provided so as to project outward from one end portion in the front-rear direction. A plurality of pivotally supported portions 16 projecting outward from one end in the front-rear direction of the side end faces of the panels 2 adjacent to the pivotal support portions 9 on both sides of the hinge body 1 are rotatably supported. The panel 2 of is foldably connected. In the embodiment shown in FIG. 1, an example of a bifold door in which two panels 2 are rotatably connected by a hinge body 1 is shown as a partition device.
The runner 10 and the pivot are respectively provided from the upper surface and the lower surface of the ends of the two panels 2 opposite to the side where the hinge body 1 is pivotally supported.
11 is projected, the runner 10 is fitted in the upper rail 3b which constitutes the rail 3, and the pivot 11 is arranged on the lower rail.
It is embedded in 3a. Although these runners 10 and pivots 11 can travel freely with respect to the upper and lower rails 3b and 3a, the runners 10 and the pivots 11 can be attached to either end of the upper rail 3b or the lower rail 3a in the longitudinal direction. As shown in FIG. 1, the stopper 12 is detachably attached with a screw tool or the like.
Because of this stopper 12, one runner 10, one pivot
Neither 11 can run on the upper rail 3b and the lower rail 3a. Therefore, the runner 10 and the pivot 11 that cannot run on this side are rails 3 of the folding door.
It is a pivotal side against. And the other runner 10
Also, the pivot 11 runs on the upper and lower rails 3b and 3a, so that the panels 2 are folded or spread via the hinge body 1 to open and close the double-folding door which is a partitioning device. There is.

Reference numeral 13 in FIG. 3 denotes a drop rod case which is provided with fitting recesses 14 on both sides. The fitting recesses 14 on both sides are pivotal support portions on both sides of the opening 8 of the hinge body 1 having a U-shaped cross section. It is fitted in 9 and fixed by screws 15. The pivotally supported portion 16 is cut out at the portion where the drop rod case 13 is fitted and attached so as not to interfere with the attachment of the drop rod case 13. A drop rod 4 as shown in FIG. 6 is fitted in a vertical groove 17 in a drop rod case 13 as shown in FIG. 5 so as to project downward, and a vertical slide hole 18 provided in the drop rod case 13 is provided. Insert the connector 19 into the upper part of the drop rod 4 so as to be slidable up and down, insert the connector 19 into the hole 20 in the upper part of the dropping rod 4, and further insert into the hole 22 provided at the lower end of the connecting plate 21 such as steel tape. It's stuck. Here, the head of the connecting tool 19 is a lower operation part 6 provided at the lower part of the hinge body 1 for operating the drop rod 4 up and down, and the lower operation part 6 is a notch at the lower end of the pivotally supported part 16. It is located between the parts 23, and the drop rod 4 can be operated up and down by moving the lower operation part 6 up and down. A slide guide protrusion 17a is provided at the center of the upper end of the vertical groove 17, and the lower elongated hole 21a of the lower portion of the connecting plate 21 made of steel tape is provided in the slide guide protrusion 1a.
The screw 15 is slidably fitted in the upper and lower portions of the 7a, and is used for fixing the hinge body 1 and the drop rod case 13 described above.
Is inserted from the hole of the central vertical piece 27 of the hinge body 1 to form the lower long hole 21.
It is inserted through a and attached to the hole 17b of the slide guide protrusion 17a. Therefore, the vertical movement of the connecting plate 21 at the position above the connecting point by the connecting tool 19 is adjusted to the lower long hole.
By fitting 21a slidably in the slide guide protrusion 17a up and down, the connecting plate 21 can be supported while being guided, and the connecting plate 19 is prevented from bending at the connecting portion. Also, when the connecting plate 21 is connected to the drop rod 4 by the connecting tool 19, the lower elongated hole 21a is fitted into the slide guide protrusion 17a, so that the end of the long connecting plate 12 does not shift in the lateral direction, and the drop rod 4 does not move. The hole 20 in the upper part of the plate and the hole 22 of the connecting plate 21 are aligned with each other and can be easily connected by the connecting tool 19. Locking protrusions 25 are provided on both sides of the vertical groove 17 below the slide guide protrusion 17a. Further, on both sides of the upper end portion of the drop rod 4, elastic elastic locking pieces 24 that are bent in a substantially L shape are provided, and the elastic locking pieces 24 are provided with locking projections 24a. Then, the drop rod 4 is pulled up and the elastic locking piece is
When the locking projections 25a are positioned above the locking projections 25, the locking projections 25a prevent the locking projections 24a from falling downward and are in a pulled-up state.

A vertically elongated hole 28 is provided at a substantially central portion in the vertical direction of a central vertical piece 27 on the side opposite to the side where the lip piece 7 of the hinge body 1 shown in FIG. 3 is provided. One of the operation portions 5 (front side in the drawing) is configured by providing a knob 30 on the front surface side of the slide pedestal 29, and a protrusion is provided on the back surface side of the slide pedestal 29.
31 is projected. The protrusion 31 is fitted in the vertically elongated hole 28 so as to be vertically slidable. As shown in FIG. 3, an upper projecting piece 32 is provided on the upper part of the projecting part 31, and a hole in the upper part of the connecting plate 21 such as a steel tape located in the hinge body 1 is provided.
33 is fitted into the protrusion 31 and is hooked on the upper protrusion 32, and further, the locking tool 36 is inserted into the lower portion of the hole 33 and fitted into the recess 34 at the lower portion of the projection 31, and the locking portion 35 provided in the recess 34. (This locking part
35 may be an opening edge at the end of the recess 34 as in the embodiment of FIG. 3, but may be a groove provided on the inner wall of the recess 34). The claw portion 37 is locked, and the contact portion 38 of the locking tool 36 is brought into contact with the surface of the connecting plate 21 such as steel tape, whereby the connecting plate 21
The operating portion 5 and the operating portion 5 are connected to each other, and the projection 31 is prevented from coming off from the vertically elongated hole 28 (see FIG. 8). As shown in FIG. 3, on the back surface of the slide pedestal 29, there is provided a vertical recess 39 that opens backward and upward. Inside the vertical recess 39, a locking projection 40 to be described later is formed along the side wall. A leaf spring which constitutes a spring means A for locking is arranged, and a protruding portion 26 is provided at a substantially central portion in the vertical direction of the leaf spring. A locking projection 40 is provided on the surface of the central vertical piece 27 of the hinge body 1. Then, when the operating portion 5 is slid upward, the locking projection 40 enters the vertical recess 39 through the upper opening of the vertical recess 39, and the locking projection 40 is bent by the bent portion 26 of the leaf spring. The operating portion 5 is stopped at a position where the operating portion 5 slides upward while being positioned below. At this time, the drop rod 4 is pulled up through the connecting plate 21. Further, when the operating portion 5 is slid downward, the protruding portion 26 rides over the locking projection 40 and descends, so that the slide pedestal 29 of the operating portion 5 is located below the locking projection 40. The locking projection 40 is exposed to the outside. In this case, the drop rod 4 is moved downward and fitted into the lower rail 3b. Therefore, when the locking ridge 40 is exposed, it is confirmed that it is in the locked state, and when the locking ridge 40 is not exposed, it is confirmed that it is in the unlocked state. A connecting piece 41 provided on the other operating portion 5 ', which is the other operating portion 5, is inserted from between the non-pivotally supporting portions 16, and the connecting piece 41 has a hole 42 in the protrusion 31.
Inserted into the slide base 29.
On the front side of the
When they are attached by, they are attached by the screw tool 43 at the same time. In this case, the operation portion 5 projects on the front surface side, and the operation portion 5'on the back surface projects from between the non-pivot portions 16 on the back surface side. In the present embodiment, the back side operation unit 5'can be removed by removing the screw tool 43 when the back side operation unit 5'is not used. Further, when the knob 30 is not used, a pedestal cover 44 as shown by a broken line in FIG. 3 can be attached instead of the knob 30.

Then, with the double-folding door, which is a partitioning device, closed, the operating unit 5 or the lower operating unit 6 is operated to fit the drop rod 4 into the lower rail 3a for locking. Then, in order to release the lock, the operating portion 5 or the lower operating portion 6 is operated to pull the drop rod 4 upward from the lower rail 3a.

In the embodiment shown in the accompanying drawings, a vertically movable roller 56 is projected upward from the upper end portion of the hinge body 1, and the roller 56 is elastically biased upward by a spring so that the roller 56 is closed when the panel 2 is closed. The upper rail 3b is also elastically inserted and locked. When this roller 56 that is elastically locked is also used, the roller 56 may be elastically locked to the upper rail 3b while the drop rod 4 is pulled up when temporarily locking temporarily. Good.

In the attached drawings, 57 is a vertical frame of the opening, 58 is a horizontal frame, and the upper rail 3b is attached to the horizontal frame 58.

In each of the above-described embodiments, an example of a double-folding door is shown as the partition device, but two or more panels 2 are connected to the hinge body 1.
It may be an opening / closing wall that is foldably connected to the rail 3 and can travel on the rail 3.

[Effect of the Invention] In the present invention, as described above, the drop rod that can freely protrude from the end of the hinge body can be fitted into the rail,
Since the operating part for vertically moving this drop rod is provided slidably on the outer surface of the hinge body, it can be locked by locking the drop rod on the rail, and it can be unlocked unless external force is applied. The lock rod can be securely locked without being released.In addition, a vertically movable drop rod is inserted into the vertical groove of the drop rod case so that it can be projected downward, and it can be inserted into the vertically long slide hole provided in the drop rod case. Insert the connector into the hole in the upper part of the drop bar and insert it into the hole provided at the lower end of the connecting plate to fix it firmly. The lower slot provided in the lower part is slidably fitted vertically, and the screw inserted in the hinge body is fixed to the slide guide projection, and the upper part of the connecting plate is placed in the vertical center of the hinge body. Since it is connected to the operating part that is freely mounted, when operating the operating part to move the drop rod up and down via the connecting plate, the connecting plate is moved vertically above the connecting part between the connecting plate and the drop rod. It is possible to guide up and down smoothly and to prevent the drop rod from bending at the connecting part by the connecting tool, and connect the drop rod put in the drop rod case and the long connecting plate with the connecting tool. In doing so, the connection plate can be positioned so that it does not move and can be easily connected.

[Brief description of drawings]

1 is an exploded perspective view of the present invention, FIG. 2 is a perspective view of the same,
FIG. 3 is an exploded perspective view of the hinge body portion of the above, FIG. 4 (a) (b) is a cross-sectional view and exploded perspective view of the lower operation portion of the same, and FIG. 5 (a) (b) (c). ) Is a rear view, a front view, and a sectional view taken along line XX of FIG. 5 (a) of the drop bar case, FIG. 6 is a front view of the drop bar, and FIG. FIG. 8 is a cross-sectional view showing a connected state of the operating portion and a connecting plate of the same, FIG. 9 is a perspective view of the operating portion of the same being lowered, and FIG. 10 is a perspective view of a conventional example. FIGS. 11 (a) and 11 (b) are an exploded perspective view of a hinge body portion of another conventional example and a perspective view of the drop rod case portion seen from the back, where 1 is a hinge body and 2 is Panel, 3 rails, 4 drop bar, 5 operation part, 6 connector, 13 drop bar case, 15 screw, 17 vertical groove, 17a slide guide protrusion, 18 slide hole 21 connecting plate, 21a
Is a lower long hole, and 22 is a hole.

Claims (1)

[Scope of utility model registration request] 1. A partition device in which adjacent panels are rotatably pivotally supported by vertically long hinges to foldably connect a plurality of panels and the panels are movably mounted along rails. A drop rod case is installed in the lower part of the body and fixed with screws. A vertically movable drop rod is inserted into the vertical groove of the drop rod case so as to project downward, and a vertically long slide hole is provided in the drop rod case. Insert the connector into the hole in the upper part of the drop bar and insert it into the hole provided in the lower end of the connecting plate to fix it firmly, and then connect the connecting plate to the slide guide protrusion protruding in the vertical groove. The lower slot provided in the lower part of the hinge is slidable up and down, and the screw inserted in the hinge body is fixed to the slide guide protrusion, and the upper part of the connecting plate is placed in the vertical center of the hinge body. Lock structure of partition device formed by connecting the operation unit ride freely mounted.