JPH08326401A - Folding hinge for interlocked folding door - Google Patents

Abstract

PURPOSE: To simplify and quicken the attaching and removing work for the pivots of a pair of folding hinges for an interlocked door. CONSTITUTION: A pair of washers 3 and 4 are fixed to the rear surfaces of a side end portions of a pair of doors 11 and 12. By inserting the respective recessed channel stripes 17, 17 for linking of a pair of hinge bodies 1 and 2 to the respective linking projected stripes 5c, 5c, 6c, 6c of slide plates 5 and 6 fixed inside the washers 3 and 4, they are pushed out and energized in washers 3 and 4 by springs 9 and 10, thereby pushing in push-buttons 7 and 8 against the relevant spring forces, and push-buttons 7 and 8 are fitted to and held by the linkage holes 21, 21 of the hinge bodies 1, 2 by the spring forces. In this way, the hinge bodies 1 and 2 and the washers 3 and 4 are interlocked and fixed as one united body and the jointing of both the doors 11 and 12 is completed. Doors 11 and 12 can be set to a separated state only by pushing in the push-buttons 7 and 8 with finger tips and disengaging the linkage with linkage holes 21, 21 and then pulling them out.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding hinge of an interlocking folding door used for opening and closing a front opening of a storage space of furniture such as a wardrobe and a closet.

[0002]

2. Description of the Related Art The interlocking folding door is shown in FIGS.
As shown in the schematic views of (A) and (B), a plurality of door pairs a, b,
Each of the door pairs a, b, and c is connected by a folding hinge f so that the pair of doors d and e can be folded with their back surfaces facing each other. a and b and b and c are pivotally attached to a common running body g ... through a center hinge (not shown). Further, the outer doors d and e of the pair of doors a and c at both left and right ends are pivotally attached to the running bodies h and h via known side hinges (not shown), and the running bodies g, g and h, The h is engaged with guide rails j and k provided at the upper and lower opening edges of the door mounting body i of furniture or the like so as to travel freely, whereby a plurality of door pairs a, b, and c are provided. It is configured so that the opening 1 of the door mounting body i can be opened and closed in an integrated manner.

In such an interlocking folding door, each door pair a, b, c is attached to each traveling body g, h via both center and side hinges (not shown), and each traveling body g, When trying to engage h with the guide rails j, k,
Since this is a work that is practically impossible or extremely difficult, only the traveling bodies g and h are engaged with the guide rails j and k in advance, and in this state, the door pairs a, b and c are Directly pivotally attached to the running bodies g, h, or each door pair a,
The door pairs a, d are connected to the traveling bodies g, h that are engaged with the guide rails j, k via hinges (not shown) that are previously attached to the doors d, e of b, c. b and c are attached.

However, in the case of the door pair mounting method as described above, the door pairs a, b, and c formed by pivotally attaching the doors d and e to each other by the folding hinge f are mounted in a supported state. As a result, the workability of attaching these traveling bodies g and h is poor, and the work itself is very troublesome, laborious and inefficient, and particularly dangerous for large and heavy doors. It will be.

Therefore, the traveling bodies g and h, which have been engaged with the guide rails j and k in advance, are attached to the doors d and a of the door pairs a, b and c, respectively.
There has been proposed a folding hinge in which the doors d and e are foldably connected after the e is pivotally attached.

This folding hinge is
As shown in FIGS. 9 to 12, a pair of washers m and n, which are separate bodies, and a pair of hinge bodies o pivotally attached to each other by pivot pins SP so as to be foldable at opposite ends.
p, and the pair of washers m and n are provided in advance for the doors d and e.
Of the door pair a, by fixing the pair of hinge bodies o and p to the washers m and n with the fixing and adjusting screws q. The washers m and n of b and c are pivotally attached so as to be freely foldable.

[0007]

However, when the above-mentioned various folding hinges are used, the fixing and adjusting screw q is temporarily screwed to the washers m and n in advance, and the fixing and adjusting screw q is attached to the hinge body o. , P after being inserted into the screw insertion holes r having keyhole shapes, the doors d and e are folded in the lateral width direction, and then the fixing and adjusting screws q are screwed to fold the doors d and e. You can attach it freely. Further, when the doors d and e are mounted as described above, after loosening the fixing and adjusting screws q, the doors d and e are shifted in the lateral width direction thereof, and further the doors d and e are moved in the front-rear direction (thickness direction). The doors d and e must be removed by moving and separating the washers m and n from the hinge bodies o and p.

As described above, to attach and detach the doors d and e,
A screwing operation of the fixing and adjusting screw q by a tool and FIG.
Since it is necessary to move the door in the direction of the arrow s⇔t shown in FIG. 12, the workability is poor, and the work itself is troublesome, time-consuming, and inefficient.

The present invention has been made in view of the above problems of the prior art, and is integrally formed with a pair of washers, which are separate bodies, so as to be freely foldable at opposite ends. In order to disengage the pair of hinge main bodies from each other, a slide plate and a push button that urges a spring force in the pushing direction are arranged on each of the above washers, so that each pair of washers is preliminarily separated from each other. The pair of hinge main bodies are slid on the pair of washers while being fixed to the back surfaces of the side end portions of the doors, with the side end portions of the doors facing each other, or with the side end back surfaces of the doors facing each other. By inserting into the plate and operating it, the pair of doors can be pivoted easily and quickly. Also, by simply inserting the push button against the spring force, the pair of doors can be pivoted. Simple and quick solution And possible way, the mounting of the door pairs for running body described above, upon removal, to try to improve the workability, it is its purpose.

[0010]

In order to achieve the above object, the present invention provides a folding hinge for an interlocking folding door, which comprises a plurality of door pairs and foldably connects the door pairs. A pair of hinge bodies pivotally attached to each other at their opposite end portions so as to be freely foldable, each washer attached to the back surface of the opposite end portion of the door of each door pair, and each of the washer's The pair of hinge main bodies are provided with respective slide plates fixed by screws so as to be movable and adjustable in the lateral width direction, and the pair of hinge main bodies have a pair of upper and lower side surfaces in a concave groove formed in the longitudinal direction on the rear surface side. The engaging groove is formed to be long in the lateral width direction of the door, and the insertion hole of the groove is provided with a locking hole into which the push button engages, which is orthogonal to the groove. On the other hand, the pair of slide plates have upper and lower side walls. At the rear end of the door, a pair of engaging projections are formed so as to be long in the lateral width direction of the door and can be inserted into and removed from each of the engaging groove grooves, and the push button is provided in the slide plate. Is accommodated slidably in the thickness direction of the door by a predetermined stroke, and a spring for urging is provided in a direction in which the push button is engaged with the locking hole so as to be disengageable. It seeks to provide a folding hinge for a featured interlocking folding door.

[0011]

The two doors are fixed to each other at their side ends on the back side of the side ends to be pivotally attached, with the cup-shaped washers embedded in the upper and lower parts thereof, respectively. The pair of hinge bodies, which are separately integrated and are held in a straight line at appropriate intervals with the parts facing each other, are moved in the direction of one washer from between the two doors, and the pair of upper and lower engagements on the slide plate are moved. The push button provided on the washer is inserted into the mating ridge by inserting a pair of engaging groove grooves in one of the hinge bodies from the front end opening of the hinge body and inserting it by a predetermined stroke. Hit the free end opening edge of the main body, the tip of the push button and the free end opening edge of the hinge main body are inclined in the same direction,
Alternatively, since they are formed by bending, the push buttons slide against each other by the pushing force, and the push buttons are pushed into the washer against the spring force. As a result, the hinge main body is further inserted into the slide plate, and when the insertion end is reached, the locking hole provided in the hinge main body and the push button match, and the push button is pushed out by the spring force. The state in which the one hinge main body is prevented from coming off with respect to the one washer is obtained by being locked in the locking hole. As a result, the one door and the one hinge body are connected and fixed.

Next, by pushing the slide plate of the other washer into the other hinge body, the other hinge body and the other door are inserted through the washer, slide plate and push button in the same manner as described above. The pair of doors are pivotally attached so that they can be folded.

Further, the pair of doors are held in parallel with the back surfaces thereof facing each other at appropriate intervals, and the pair of hinge bodies are folded toward each other toward the slide plates of the pair of washers from between the doors. By pushing in,
In the same manner as described above, the pair of doors can be pivotally attached so that they can be folded at once.

As described above, with the pair of doors pivotally attached, the push button is pushed into the washer against the spring force, and in this state, a force is applied to the hinge body in the pulling-out direction of the door. Then, the push button comes off the locking hole,
The hinge body and the slide plate are unlocked, and thus the pair of doors can be moved from the pivoted state to the disengaged state.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the following, according to the present invention, one hinge in a pair of hinge bodies and a sectional view showing a state in which one door in a pair of doors is fixed, and a state in which a pair of doors are pivotally attached are shown. 2 is a sectional view showing the same, FIG. 3 is a rear view showing a state in which a pair of doors are pivotally attached, FIG. 4 is a plan view showing a state in which a pair of doors are pivotally attached, and A- in FIG. It will be described in detail with reference to FIG. 5 which is a cross-sectional view taken along the line A and FIG. 6 which is a cross-sectional view showing an example of pivotal attachment of a pair of doors.

As shown in FIGS. 1 to 5, a pair of hinge bodies 1 and 2, a pair of washers 3 and 4, and the washers 3 and 4 are provided.
And a pair of push buttons 7 and 8 attached to the slide plates 5 and 6, and a pair of springs 9 and 10 that press and move the push buttons in one direction. ing.

The pair of hinge bodies 1 and 2 are formed to be long in the lateral width direction of the pair of doors 11 and 12 (left and right direction in FIGS. 1 to 4), and the opposite end portions thereof, as clearly shown in FIG. Bracket 1 protruding vertically
3, 14 are pivotally attached by a pin 15 so that they can be folded inward from the horizontal state on the straight line shown in FIGS. 1, 2, and 4 so that the upper surfaces in the drawings are opposed to each other. .

The pair of hinge bodies 1 and 2 described above are provided with a groove 16 on the back surface (lower surface in FIG. 1) at the center in the width direction.
5 is long in the lengthwise direction, and as shown in FIG. 5, it is provided with a recess so as to open at the free end, and a pair of engaging groove grooves 17 for engagement are provided on the left and right side surfaces of the bottom of the groove groove 16. 17 are engraved facing each other in the longitudinal direction.

Further, the insertion front wall 18 of the groove 16 in the pair of hinge bodies 1 and 2 has an insertion hole 20 in which a tool such as a screwdriver for screwing a fixing screw 19 described later can be used. , A flat rectangular locking hole 21 into which the pair of push buttons 7 and 8 are detachably fitted.
Are provided so as to communicate with the groove 16 at a constant interval in the length direction.

At the opening edge of the free end portion of the groove 16 described above, an inclined surface 16a which is curved downward in FIG. 1 and FIG.
Is formed so that the push buttons 7 and 8 can be easily pushed in to be inserted into the groove groove 16, as will be described later in detail, and the opening edge peripheral portion of the locking hole 21 is substantially flat. By cutting into an arc shape to form the concave portion 21a, by which the push buttons 7 and 8 are pushed,
These are easily pushed into the slide plates 5 and 6.

The pair of washers 3 and 4 are formed in a substantially cup shape, and are embedded in the recesses 11a and 12a formed in the back surfaces at the ends of the pair of doors 11 and 12, and are fixed by screws 22. The pair of doors 11 and 12 are attached.

The pair of slide plates 5 and 6 have bottom walls 5a and 6a and upper and lower side walls 5 as shown in FIG.
b, 5b, 6b, and 6b, the cross-section has a substantially U-shape, and the concave groove lines 16 and 16 in the pair of hinge bodies 1 and 2 described above.
On the other hand, the pair of doors 11 and 12 are formed so as to be slidably fitted in the lateral width direction, and the pair of hinge main bodies described above are provided at the rear ends of the upper and lower side walls 5b, 5b, 6b and 6b. The pair of engaging groove grooves 17, 17 in the first and second embodiments
A pair of engaging projections 5c, 5
c, 6c, 6c are symmetrically projected so as to be slidably engaged in the lateral width direction of the doors 11, 12.

The above-mentioned pair of slide plates 5 and 6
On the upper and lower side walls 5b, 5b, 6b, 6b,
A pair of long guide holes 23, 23 that are long and opposed to each other in the lateral width direction of the doors 11, 12 are provided in the recesses 3a, 4a of the pair of washers 3, 4, and the guide pin 24 is installed vertically. Is arranged so as to be movable by a predetermined stroke in the lateral width direction of the doors 11 and 12, and the bottom walls 5a and 6a of the slide plates 5 and 6 are inserted.
In addition, the recesses 3 of the washers 3 and 4 are movable and adjustable in the above-mentioned directions by the fixing screws 19 which are inserted into the elongated mounting holes 25 formed through the doors 11 and 12 in the lateral width direction.
It is fixed in a and 4a.

The pair of push buttons 7 and 8 are formed in a substantially rectangular column shape, and the pair of slide plates 5 and 6 are provided.
In the rectangular guide hole 26 penetrating the bottom walls 5a and 6a of the above, the push buttons 7 and 8 and the bottom walls 3b and 4b of the washers 3 and 4 are slidably fitted. The ribs 9 and 10 interposed between the pair of slide plates 5 and 6 are urged to push the slide plates 5 and 6 outward, that is, toward the inside of the pair of doors 11 and 12.

The pair of push buttons 7 and 8 are also provided.
Has a guide hole 27 which is long in the lengthwise direction and which penetrates in the vertical direction, and the guide hole 27 has upper and lower side walls 5b, 5b, 6b, 6b of the pair of slide plates 5, 6.
The guide pin 28 installed between the two is inserted. As a result, the pair of push buttons 7 and 8 are normally
The tip ends 7a, 8a have a pair of hinge bodies 1,
2, the door 11 from the rear end of the pair of slide plates 5 and 6 by a predetermined size that can be engaged with the locking holes 21 and 21 in FIG.
In the state of projecting inward of 12, it is held against the spring force.

Further, the pair of push buttons 7 and 8 described above.
The tips 7a and 8a of the concave portions are curved in an arcuate surface, and when the pair of hinge bodies 1 and 2 and the pair of slide plates 5 and 6 are faced and pushed into each other as shown in FIG. The free end opening edge such as the inclined surface 16a of 16 and the tips 7a and 8a of the arc surface slide by the pushing force, and the pair of push buttons 7 and 8 are retracted against the spring force. Thus, the fitting and locking of the pair of hinge bodies 1 and 2 and the pair of slide plates 5 and 6 can be performed quickly and easily. Then, as shown in FIG. 2, when the pair of locking holes 21 and 21 and the pair of push buttons 7 and 8 are fitted and locked to each other, the pair of push buttons 7 and , 8 are pushed into the pair of washers 3 and 4 against the spring force, and in this state, if a pulling force is applied to the pair of hinge bodies 1 and 12 in the opposite direction to the pair of doors 11 and 12, The locking state between the locking holes 21 and 21 and the push buttons 7 and 8 is easily released.

[0027]

Since the present invention is constructed as described above, a pair of washers are respectively fixed to the back surfaces of the side end portions of a pair of doors, and the back surfaces of the two doors face each other. In this state, the pair of hinge bodies that are integral with each other are pushed in between the doors to engage with the pair of slide plates fixed to the pair of washers, and the pair of slide bodies are inserted into the locking holes of the pair of hinge bodies. Make sure to lock the push button on the plate, or for the pair of hinge bodies,
By pushing in the pair of slide plates from both sides thereof, the pair of doors can be pivotally attached by engaging the pair of locking holes in the pair of hinge bodies with the pair of front push buttons. After pushing the push button to release the lock with the lock hole, the pair of doors can be released by the operation of pulling out the pair of slide plates with respect to the pair of hinge bodies. Release is
This makes it possible to perform the work easily, easily and quickly without using any tools.

Further, since the locking holes of the pair of hinge bodies and the pair of push buttons are locked and held only by the spring force, there is no loosening unlike screwing, and the door is pivotally attached. The state can be more stabilized and reliability is improved. Therefore, by adopting the folding hinge of the present invention, in the interlocking folding door, it is possible to improve the efficiency of the work of attaching the door pair to the traveling body.

[Brief description of drawings]

FIG. 1 is a cross-sectional plan view showing a state before attaching one door in an embodiment of a folding hinge of an interlocking folding door according to the present invention.

FIG. 2 is a cross-sectional plan view of the above embodiment in a used state.

FIG. 3 is a partial rear view of the above embodiment in a use state.

FIG. 4 is a partial plan view of the above embodiment in a use state.

5 is a cross-sectional view taken along the line AA in FIG.

FIG. 6 is a cross-sectional plan view showing an example of a door attachment state of the above embodiment.

FIG. 7 is a schematic front view of the interlocking folding door in a closed state.

8A and 8B show the same interlocking folding door, FIG. 8A is a schematic plan view in a closed state, and FIG. 8B is a schematic plan view in an open state.

FIG. 9 is a rear view of a folding hinge of a conventional interlocking folding door in a use state.

10 is a cross-sectional view taken along the line BB of FIG.

FIG. 11 is a rear view showing a usage state showing another conventional example of the folding hinge of the interlocking folding door.

FIG. 12 is a sectional view taken along the line CC of FIG.

[Explanation of symbols]

 1 Hinge body 2 Hinge body 3 Washer 4 Washer 5 Slide plate 5b Side wall 5c Engagement ridge 6 Slide plate 6b Side wall 6c Engagement ridge 7 Push button 8 Push button 9 Spring 10 Spring 11 Door 12 Door 16 Recessed groove 17 Engagement Combined recessed groove 18 Inserting front wall 21 Locking hole

Claims (1)

[Claims] 1. A folding hinge of an interlocking folding door, which comprises a plurality of door pairs and foldably connects the doors of each door pair, wherein a pair of hinge bodies are pivotally attached to each other at opposite ends thereof. A washer attached to the rear surface of the opposite side end of each door pair, and a slide plate screw-fixed in each washer so as to be movable in the lateral direction of the door. The pair of hinge main bodies are provided with a pair of engaging groove grooves on the upper and lower side surfaces of the groove groove formed on the back side of the hinge main body in the width direction of the door. At the same time, a locking hole into which a push button is fitted is provided in the insertion front wall of the recessed groove so as to extend orthogonally to the recessed groove, while the pair of slide plates are provided on the upper and lower side walls. At the end, a pair of engagement ridges are long in the width direction of the door, The push button is slidably housed in the slide plate in the thickness direction of the door by a predetermined stroke, and the push button is slidably housed in the slide plate. A folding hinge for an interlocking folding door, characterized in that a spring for urging a push button in the engaging hole so as to be engaged and disengaged is arranged.