JPH0740043Y2 - 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 biased upward by the spring so that when the panel 2 is closed, the roller 56 is elastically elastically locked into the upper rail 3b and locked.

[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 36 that has been elastically locked may come off from the upper rail 3b, which is not sufficient as a locking device.

Therefore, the inventor of the present invention considered a locking device having a structure in which the drop rod is dropped into the lower rail, and considered to secure the lock in the closed state by dropping the drop rod into the lower rail. This drop rod must be connected to the operating portion via connecting means, and the operating portion must be operated to move the drop rod up and down. Then, as shown in FIG. 11, the operating portion 5 slidably fits the protrusion 31 provided on the back surface into the vertically elongated hole 28 of the hinge body 1, and the backing plate 70 is screwed onto the rear surface of the protrusion 31.
The operation portion 5 is fixed by 71 so as not to come off from the vertically long hole 28, and the upper portion of the connecting means 21 such as steel tape having the lower end portion connected to the drop rod is screwed to the operation portion 5 via the contact plate 70. It was fixed by 71.

However, in the case of FIG.
It is necessary to attach 70 with screws 71, and it is also necessary to attach connecting means 21 such as steel tape with screws 71, and these actions must be performed within the channel-shaped hinge body 1. Because of that, the work was troublesome.

The present invention was devised in view of the above-mentioned conventional problems, and its purpose is to ensure that the lock can be reliably performed, and that the operation portion is attached to the hinge body and the hinge body and the drop rod are attached to the hinge body. Another object of the present invention is to provide a lock structure for a partition device, which can be easily connected to a connected connecting means at the same time.

[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. At the same time, in the partitioning device in which the panel 2 is movably attached along the rail 3, the drop rod 4 which can be protruded from the end of the hinge body 1 can be fitted into the rail 3 and the drop rod 4 is vertically moved. The operation part 5 is slidably provided on the outer surface of the hinge body 1, and a protrusion 31 is provided on the back surface of the operation part 5, and the protrusion 31 is slidable up and down in the vertically elongated hole 28 of the hinge body 1. The upper hole 33 of the connecting means 21 located in the hinge body 1 is fitted into the protrusion 31, and the upper edge of the hole 33 is hooked on the upper protrusion 32 protruding from the upper end of the protrusion 31. Insert the locking tool 36 that is fitted in the bottom of the hole 33. Part 31
Is fitted in a recess 34 provided in the lower portion of the locking member 36, and the locking claw portion 37 of the locking tool 36 is locked to the locking portion 35 provided in the recess 34, and the contact portion 38 of the locking tool 36 is attached to the surface of the connecting means 21. The hinge body 1 is sandwiched between the connecting means 21 and the operating portion 5 so as to be in contact with each other. By adopting such a configuration, 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. Moreover, in constructing the above lock mechanism, the protrusion 31 provided on the back surface of the operation portion 5 is slidably fitted in the vertically elongated hole 28 of the hinge body 1 in the vertical direction, and the upper portion of the connecting means 21 located inside the hinge body 1 is fitted. Hole
33 is fitted into the protrusion 31, and the upper edge of the hole 33 is hooked on the upper protruding piece 32 protruding from the upper end of the protrusion 31, and the locking tool 36 is formed in the hole.
Fitting into the lower part of 33, and further fitting into the recessed part 34 provided in the lower part of the protruding part 31 and engaging with the locking part 35 provided in the recessed part 34
The hinge body 1 is sandwiched between the connecting means 21 and the operating portion 5 by locking the locking claw portion 37 of 36 and bringing the contact portion 38 of the locking tool 36 into contact with the surface of the connecting means 21. Therefore, the operation part 5 can be attached to the hinge body 1 and the operation part 5 and the connecting means 21 can be connected without using screws.

[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-shape with a lip in cross section, and is formed by 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 11 are 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.
The runner 10 is fitted into the upper rail 3b that constitutes the rail 3, and the pivot 11 is attached to the lower rail 3a.
It is embedded in. 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. A stopper 12 as shown in FIG. 1 is detachably attached by a screw tool or the like, and for this stopper 12, one runner 10 and one pivot 11 are attached.
Cannot 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 the pivotal sides for the rail 3 of the folding door. There is. Then, the other runner 10 and the pivot 11 run on the upper and lower rails 3b and 3a, so that the panels 2 are folded or spread via the hinge body 1 to form a two-fold door that is a partition device. It is designed to open and close.

Reference numeral 13 in FIG. 3 denotes a drop rod case, which is provided with fitting recesses 14 on both sides, and 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 slidably up and down into the hole 20, insert the connector 19 into the hole 20 in the upper portion of the drop rod 4, and further insert into the hole 22 provided at the lower end of the connecting means 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. At the center of the upper end of the vertical groove 17, there is a slide guide protrusion 17
a is provided, the lower elongated hole 21a of the lower portion of the connecting means 21 made of steel tape is slidably fitted in the sliding guide protrusion 17a, and the hinge body 1
The screw 15 for fixing the drop rod case 13 and the drop rod case 13 is inserted through the hole of the central vertical piece 27 of the hinge body 1 and inserted through the lower elongated hole 21a and attached to the hole 17b of the slide guide protrusion 17a. The vertical groove 1 is provided below the slide guide protrusion 17a.
Locking protrusions 25 are provided on both sides of 7. Further, on both sides of the upper end of the drop rod 4, elastic locking pieces 24 having elasticity bent in a substantially L shape are provided, and the elastic locking pieces 24 are provided with locking projections 24a. Then, when the drop rod 4 is pulled up and the elastic locking piece 24 is located on the locking projection 25, the locking projection 25 prevents the locking projection 24a from falling downward and is pulled up. It is a state.

As shown in FIG. 3, a vertically elongated hole 28 is provided at a substantially central portion in the vertical direction of the central vertical piece 27 on the side opposite to the side where the lip piece 7 of the hinge body 1 is provided. One of the operation parts 5 (front side in the drawing) is a knob on the front side of the slide base 29.
The slide pedestal 29 is provided with a projecting portion 31 on the back side thereof. The protrusion 31 is fitted in the vertically elongated hole 28 so as to be vertically slidable. The protrusion as shown in FIG.
An upper projecting piece 32 is projectingly provided on the upper part of 31 and a hole in the upper part of the connecting means 21 such as a steel tape located inside the hinge body 1.
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 pawl portion 37 is locked, and the contact portion 38 of the locking tool 36 is connected to the connecting means 21 such as a steel tape.
With this, the connecting means 21 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 are vertical recesses 39 that open rearward and upward. Inside the vertical recesses 39, there are locking protrusions 40 to be described later along the side walls. 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 from the upper opening of the vertical recess 39,
With the 40 positioned below the protruding portion 26 of the leaf spring, the operating portion 5
Is stopped at the position where it slid up. At this time connecting means
The drop rod 4 is pulled up via 21. Also, when the operation unit 5 is slid downward,
The protruding portion 26 rides over the locking ridge 40 and descends so that the slide pedestal 29 of the operating portion 5 is located below the locking ridge 40 so that the locking ridge 40 is exposed to the outside. It has become. 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 connection piece 41 provided on the other operation section 5 ', which is the other operation section 5, is inserted from between the pivotally supported portions 16, and the connection piece 41 is inserted into the hole 42 of the protrusion 31. When the knob 30 is attached to the slide pedestal 29 with the screw tool 43, the tip end of 41 is attached simultaneously with the screw tool 43 on the surface side of the slide pedestal 29. In this case, the operating portion 5 projects on the front surface side, and the operating portion 5'on the back surface projects between the pivotally supported 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 moving the drop rod up and down is slidably provided on the outer surface of the hinge body, it can be locked by locking the drop rod into the rail and unlocking it unless external force is applied. The lock can be securely locked without being released.In addition, a protrusion is provided on the back surface of the operation part, and the protrusion is slidably fitted vertically into the vertically elongated hole of the hinge body to connect it inside the hinge body. The hole in the upper part of the means is fitted into the projection, and the upper edge of the hole is hooked on the upper projecting piece projecting above the tip of the projection, and the engaging part fitted in the lower part of the hole is fitted and the lower part of the projection is provided. The locking claws of the locking tool to the locking parts provided in the recesses,
Since the contact portion of the locking tool is brought into contact with the surface of the connecting means and the hinge body is sandwiched between the connecting means and the operating portion, the operating portion,
When attaching the connecting means, it can be installed without the need for screws as in the past, and the work inside the hinge body is only the work of hooking the hole of the connecting means to the upper protruding piece and inserting and locking the locking tool. It is good and easy to work, and the operation part can be easily attached to the hinge body and the hinge body and the connecting means connected to the drop rod can be easily connected at the same time. By hooking a hole in one piece, it can be temporarily supported, and the work becomes easier.

[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 the connecting means in the same, FIG. 9 is a perspective view of the operating portion in the same state lowered, and FIG. 10 is a perspective view of a conventional example. Figure,
FIG. 11 is a cross-sectional view showing a connection state of another conventional operation section and a connection means of the above-mentioned example, in which 1 is a hinge body, 2 is a panel, 3 is a rail, 4 is a drop rod, and 5 is an operation section. , 21 is a connecting means, 28 is a vertically long hole, 31 is a protruding portion, 32 is an upper protruding piece, 33 is a hole, 34
Is a concave portion, 35 is a locking portion, 36 is a locking tool, 37 is a locking claw portion, and 38 is a contact portion.

Claims (1)

[Scope of utility model registration request] 1. A partitioning device in which adjacent panels are rotatably pivoted by vertically extending hinges to foldably connect a plurality of panels and the panels are movably mounted along rails. A drop rod that can project from the end of the body can be fitted into the rail, and an operating part for vertically moving the drop rod is slidably provided on the outer surface of the hinge body. A protrusion is provided so that the protrusion is slidably fitted in a vertically elongated hole of the hinge body, and the upper hole of the connecting means located in the hinge body is fitted into the protrusion and the upper edge of the hole is the tip of the protrusion. Hook on the upper protrusion protruding from the upper part of the hole, fit the locking tool that is fitted in the lower part of the hole, and fit it in the recess provided in the lower part of the protruding part, and the locking claw part of the locking tool in the locking part that is provided in the recess Lock the
A lock structure for a partitioning device, wherein a contact portion of a locking tool is brought into contact with a surface of a connecting means so that a hinge body is sandwiched between the connecting means and an operating portion.