JP2001220935A - Fittings - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide fittings having a structure easily eliminating a positional deflection between a lock case and a lock keeper. SOLUTION: Sliding doors 4, 5 are arranged freely openably inside a frame body 1, the lock keeper 21 directed to the sliding door side is arranged in each of the vertical frames 2, 3 of the frame body 1, and the lock case 20 having a latch 33 to be locked in the lock keeper 21 is provided in the door end of the sliding door. The lock case 20 is provided with a groove 51 housing the lock keeper 21 and a guide part 150 guiding the lock keeper 21 into the grove 51 in sliding door closing operation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fitting suitable for use in, for example, an entrance sliding door.

[0002]

2. Description of the Related Art In general, a fitting suitable for use as an entrance sliding door has an aluminum sliding door which can be opened and closed in a frame attached to a frame.

[0003] In this type of entrance sliding door, the vertical frame of the frame is provided with a lock receiver directed toward the sliding door, and the door end of the sliding door is provided with a lock case having a latch for engaging the lock receiver. When closing the sliding door, when the door tip of the sliding door comes into contact with the vertical frame, first, the latch provided on the sliding door side engages with the lock receiver on the frame body side,
The latch temporarily locks the sliding door so that there is no gap between the frame and the sliding door.

[0004] In this state, the sliding door is not locked, and the latch is fixed and the sliding door is locked only after a locking operation is performed.

[0005]

However, in the conventional configuration, if the sliding door is warped in the vertical or horizontal direction due to handling during manufacturing, transportation, or the like for a long period of time, the lock case and the lock case cannot be used. There is a problem that a positional shift occurs between the lock receivers, and there is a possibility that assembly of the sliding door to the frame or opening / closing operation of the sliding door may be hindered.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a fitting having a structure capable of easily eliminating a positional shift between a lock case and a lock receiver.

[0007]

According to a first aspect of the present invention, a sliding door is provided in a frame so as to be openable and closable, and a lock receiving member is provided on a vertical frame of the frame toward the sliding door. The lock case has a groove for accommodating the lock receiver, and a guide portion for guiding the lock receiver to the groove when the sliding door is closed.

According to the first aspect of the present invention, since the guide portion is provided for guiding the lock receiver to the groove when the sliding door is closed, the guide portion forcibly guides the lock receiver to the groove even if the sliding door warps in the out-of-plane direction. Therefore, the displacement between the lock case and the lock receiver does not matter.

According to a second aspect of the present invention, a sliding door is provided in the frame so as to be openable and closable, and a lock receiving the side of the sliding door is provided on the vertical frame of the frame. The lock case is provided with a groove for accommodating the lock receiver, and the lock receiver is configured such that the amount of protrusion of the lock receiver toward the groove can be adjusted.

According to the second aspect of the present invention, the lock receiver can adjust the amount of protrusion of the lock receiver toward the groove side. Can be set.

According to a third aspect of the present invention, a sliding door is provided in the frame so as to be openable and closable, and a lock receiving the side of the sliding door is provided in a vertical frame of the frame, and a latch which is engaged with the lock receiving is provided at the door of the sliding door. The lock case has a groove for accommodating the lock receiver, and when aligning the groove and the lock receiver, the groove is visible from the indoor side and the outdoor side, and is aligned with the groove position. The position of the lock receiver can be adjusted vertically.

According to the third aspect of the present invention, the alignment between the lock receiver on the sliding door side and the groove of the lock case can be visually confirmed, so that the alignment of the groove and the lock receiver can be easily adjusted.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows a cross section of an entrance sliding door. The entrance sliding door (fitting) has a frame 1, and the frame 1 has left and right vertical frames 2 and 3, and upper and lower frames (not shown). An outer sliding door 4 arranged on the outdoor side 12 and an inner sliding door 5 arranged on the indoor side 13 are arranged between the vertical frames 2 and 3 so as to be freely opened and closed.

The outer sliding door 4 has left and right vertical frames 6, 7 and upper and lower rails not shown, and the inner sliding door 5 has left and right vertical frames 8, 9 and upper and lower rails not shown. are doing. Vertical stile 7,
Reference numeral 9 denotes a combination frame, which overlaps at the center of the frame 1. These sliding doors 4, 5 have glasses 10, 11.

The vertical frame 2 is formed by connecting an indoor member 2A and an outdoor member 2B with a resin bridge 14.
The vertical frame 3 is configured by connecting the indoor side member 3A and the outdoor side member 3B with a resin bridge 15.

As shown in FIGS. 1 and 2, a lock case 20 is provided on each of the vertical frames 6 and 8 of each of the sliding doors 4 and 5.
Each of the left and right vertical frames 2 and 3 is provided with a lock receiver 21 which faces the sliding doors 4 and 5.

The lock receiver 21 has a holding portion 24 for the arm bar 22. The arm bar 22 can adjust the withdrawal amount in the X direction as needed.
5 The mounting plate 23 is fixed to the inner surfaces of the left and right vertical frames 2 and 3 shown in FIG.

The lock case 20 is formed by a box 32 forming a lock body and a mounting plate 30. As shown in FIG. 3, the lock case 20 is fixed to the door top surfaces of the vertical frames 6, 8 of the sliding doors 4, 5 using screws 31.

A substantially U-shaped first groove 51 for accommodating the arm bar 22 is formed in the box 32. In the vicinity of the first groove 51, there is provided a latch 33 that swings in a vertical plane around the swing fulcrum shaft 37.
Is urged in the direction of the arrow R (clockwise) by the spring force of the spring 39 bridged between the latch 33 and the fixing pin 33A. A lever 34 that swings in the same vertical plane as the latch 33 around the swing fulcrum shaft 41 is provided adjacent to the latch 33. It is urged in the direction opposite to R (counterclockwise). One end of the spring 65 is in contact with the inner surface of the box 32, and the other end is a fixing pin 32A.
After being wound, it extends upward in the figure and is locked by a pin 34A fixed to the lever 34.

The distal end A of the lever 34 is freely engageable with a notch B of the latch 33 as described later.

A latch release lever 35 is provided so as to overlap above the lever 34. The latch release lever 35 swings about a swing fulcrum shaft 42 and a connecting piece 36A via the swing fulcrum shaft 42.
It is connected to. This connecting piece 36 is a slider 36
The slider 36 is vertically moved. The slider 36 extends in the vertical direction, and a spring 49 is hung between the upper end 36B of the slider 36 and the fixing pin 32B. The spring 49 is urged in the direction of arrow T by the spring force of the spring 49. I have.

The lower end 36C of the slider 36 is bent at a substantially right angle, and as shown in FIG.
The upper end of the movable part 71 is connected. This movable part 71
Is provided on the movable handle 70 of the sliding door.
When the sliding door is opened by grasping the movable member 71, the slider 36 connected to the movable portion 71 is pulled down against the spring force of the spring 49.

In FIG. 3, the latch release lever 3
A slide plate 43 is provided so as to overlap the upper part 5. A pin 46 is provided at a lower end of the slide plate 43, and the pin 46 is fitted in a guide groove 48 formed in the box 32. Then, as described later, when the locking / unlocking knob 60 connected to the upper end of the slide plate 43 is moved up and down, the slide plate 43
It is moved up and down while being guided by the guide groove 48.

A guide groove 45 is formed in the slide plate 43, and the latch release lever 35 is formed in the guide groove 45.
The pin 44 fixed to is fitted. This guide groove 4
Reference numeral 5 has a first guide groove 45A and a second guide groove 45B extending substantially parallel to each other in the up-down direction, and is configured by connecting these guide grooves 45A and 45B with oblique grooves 45C.

When the slide plate 43 is at the position shown in FIG. 3, when the slider 36 is pulled down against the spring force of the spring 49 or is pulled up by the spring force of the spring 49, the slider release lever 35 Fixed pin 44
Moves up and down in the first guide groove 45A. When the slide plate 43 is pushed down from the state shown in FIG. 3, the pin 44 passes through the oblique groove 45C, and passes through the second guide groove 45.
Move to B. In this case, when the slider 36 is moved up and down, the pin 44 moves up and down in the second guide groove 45B.

In this embodiment, the arm bar 2 is attached to the box 32.
When the arm bar 22 is accommodated in the first groove 51, the arm bar 22 cooperates with the first groove 51. A substantially U-shaped second groove 52 that surrounds the four sides is formed.

The groove width W1 of the first groove 51 is
2 is set to be larger than the diameter W by the adjustment allowance W2.

Next, an operation until the arm bar 22 is latched by the latch 33 will be described with reference to FIGS.

FIGS. 4 to 6 show the outer sliding door 4 arranged on the outdoor side 12. In FIG. 4, reference numeral 61 denotes a door lock. When a key is inserted into the lock hole of the door lock 61 from outside and turned, the lock of the sliding door 4 is unlocked. The door lock 61 is interlocked with the locking / unlocking knob 60, and in FIGS. 4 to 6, the locking / unlocking knob 60 is "open" and unlocked. In FIG. 4, the sliding door 4 is open.

In this state, when the sliding door 4 is closed, the arm bar 22 of the lock receiver 21 relatively moves in the direction E, and FIG.
The arm bar 22 enters the first groove 51 formed in the lock case 20 as shown in FIG. Then arm bar 2
2, the latch 33 rotates in the F direction against the spring force of the spring 39. When the latch 33 rotates to the position shown in FIG. 5, the support of the lever 34 is released, and the lever 34 rotates in the G direction by the spring force of the spring 65. Then, as described above, the tip A of the lever 34
The notch B of the latch 33 is engaged, and thereafter, the latch 3
3 is restricted from moving in the clockwise direction. In this state, the pin 40 of the lever 34 is locked at the tip of the latch release lever 35.

As described above, the substantially U-shaped first groove 51 formed in the lock case 20 is inserted into the arm bar 22 of the lock receiver 21.
Is accommodated, and when the latch 33 swings in the vertical plane to the position shown in FIG. 5, the substantially U-shaped second groove 52 formed in the latch 33 cooperates with the first groove 51. And surround the four sides of the arm bar 22. According to this, since the latch 33 is completely engaged, the latch 33 does not come off. Therefore, unlike the related art, the trouble that a gap is formed between the frame and the sliding door due to the recoil when the sliding door is closed is almost eliminated.

In FIG. 6, when the sliding door 4 is opened by grasping the movable pull 71, the slider 36 connected to the movable
Is lowered, and the latch release lever 35 is pulled down integrally with the slider 36.

In the state shown in FIG. 6, the locking / unlocking knob 60 is "open" and the sliding door 4 is in the unlocked state. Therefore, the slide plate 43 is at the position shown in FIG. 3, and when the slider 36 is pulled down, the latch release lever 35
Is moved downward in the first guide groove 45A.

When the pin 44 moves downward in the first guide groove 45A, the latch release lever 35 is pulled downward while the tip of the lever is locked with the pin 40. Then, the lever 34 pivots in the S direction (clockwise) through the pin 40, and the engagement between the distal end portion A of the lever 34 and the notch B of the latch 33 is released. Is rotated in the R direction (counterclockwise) by the spring force of the spring 39. Accordingly, the latch 33 returns to the position shown in FIG. 4, and the engagement between the arm bar 22 and the latch 33 is released.

FIGS. 7 and 8 show the locked state.

When the sliding door 4 is locked, the slide plate 43 is pushed down in the direction T1 as shown in FIG.
Then, the pin 44 moves to the second guide groove 45B through the oblique groove 45C (FIG. 3), and accordingly, the latch release lever 35 rotates in the J direction. In this case, as described above, the locking of the sliding door 4 is performed by either pressing down the locking / unlocking knob 60 or inserting a key into the door end lock 61 from outside and turning it.

As shown in FIG. 8, when the sliding door 4 is opened by grasping the movable pull 71, the slider 36 connected to the movable portion 70 is pulled down, and the latch release lever 35 is pulled down integrally with the slider 36.

In this case, since the latch release lever 35 is pulled down with its tip not engaged with the pin 40 of the lever 34, the pin 40 is swung. Therefore, the tip A of the lever 34 and the notch B of the latch 33
Is maintained, and the engagement between the arm bar 22 and the latch 33 is maintained. According to this, when the lock of the sliding door 4 is locked, it is securely locked.

In the above-described configuration, for example, if the sliding doors 4 and 5 are warped in the vertical or horizontal direction due to long-term use, handling during manufacture or transportation, etc., the first groove 51 and the arm bar 22 will not move. And a positional deviation occurs between them.

For example, as shown in FIG. 9, when the sliding doors 4 and 5 warp in the vertical direction, the first groove 51 provided on the sliding door 4 side is used.
Moves from the normal position P to another position P1. Then
Since the position of the arm bar 22 is fixed, the arm bar 2
A horizontal displacement occurs between the second groove 51 and the first groove 51.

Therefore, in the present embodiment, as shown in FIG. 10, the arm bars 22 are provided on both of the groove walls of the first groove 51 formed in the lock case 20 and extending in the horizontal direction.
Is formed. FIG. 10 is a sectional view seen from the direction H in FIG. This guiding part 1
Reference numeral 50 denotes, for example, an inclined surface, which extends in a direction toward the arm bar 22.

According to this, as shown in FIG. 10, the fixed arm bar 22 is displaced in the horizontal direction.
Since the sliding door is forcibly guided into the first groove 51 by being guided by the guide 50, the lock receiver 21 can be reliably guided to the groove 51 of the lock case 20 when the sliding door is closed.

On the other hand, the vertical frames 6, 8 of the sliding doors 4, 5 are
There is a case where the portion of the lock case 20 is warped in a direction to be depressed or to be protruded.

In this case, in this embodiment, FIGS.
As shown in FIG. 4, the protrusion amount of the arm bar 22 of the lock receiver 21 is adjusted. This lock receiver 21 has a mounting plate 23, a base 80, and a back plate 23A, as shown in FIGS. The mounting plate 23 and the base 80 may be integrated.

As shown in FIG. 14, a tap 85 is formed in the base 80, and a screw 170 on the outer periphery of the adjuster 82 is screwed into the tap 85. The arm bar 22 is attached to the adjuster 82, and a lock plate 83 is attached in the middle of the arm bar 22. The adjuster 82 is fixed to the lock plate 83 with two screws 86.
3 has a shape that fits into the hole 84 of the base 80, and after being fitted therein, as shown in FIG.
6 is fixed to the base 80.

Next, the procedure for adjusting the amount of protrusion of the arm bar 22 will be described.

FIG. 15 shows a fixed state. From this state,
As shown in FIG. 16, the screw 86 is loosened, and as shown in FIG. 17, the adjuster 82 is rotated to adjust the screwing amount of the outer peripheral screw 170 of the adjuster 82. The more the screw 170 is screwed, the more the arm bar 2
2, the more the screw 170 is loosened, the longer the arm bar 22 protrudes.

In this embodiment, the arm bar 22 is
The rotation is set so that the amount of protrusion of the arm bar 22 changes by 1 mm when the arm bar 22 is rotated by one degree. After setting the amount of protrusion of the arm bar 22, the lock plate 83 is attached to the base 80 with the screw 86. At this time, since the lock plate 83 fits into the hole 84 of the base 80, the arm bar 22
Is determined.

FIGS. 18 to 20 show another embodiment.

In this embodiment, the base end of the arm bar 22 is fixed to the back plate 90 by swaging, and a plurality of plates 91 having an arbitrary thickness are stacked between the back plate 90 and the mounting plate 23. By arranging, the protrusion amount of the arm bar 22 is adjusted. As shown in FIG. 18, the plate 91 has a shape that can be attached without removing the screw 86B by removing one screw 86A and loosening the other screw 86B. In this example, one screw 86A is removed and the other screw 86B is simply loosened.
1 can be detached by inserting it.

Next, another embodiment will be described with reference to FIGS.
This will be described with reference to FIG.

In FIG. 21, a first groove 51 formed in the lock case 20 is formed so as to cut out a side wall of the lock case 20. By notching the side wall of the lock case 20, in the present embodiment, the vertical alignment between the first groove 51 formed in the lock case 20 and the arm bar 22 of the lock receiver 21 can be adjusted from the indoor side or the outdoor side. Visual EY
Can be done at

In FIG. 21, the operator first temporarily tightens the screw 26 to temporarily fix the mounting plate 23 to the vertical frame 2. And
In visual EY, Z of the arm bar 22 with respect to the first groove 51
Check the position in the direction.

In the mounting structure of the mounting plate 23, FIG.
As shown in FIG. 2, a hole 220 is provided in the vertical frame 2, and the upper end and the lower end of the hole 220 are elongated adjustment holes 230.
have. A back plate 190 is located on the back surface of the hole 220, and the mounting plate 23 addressed to the front surface of the vertical frame 2, the vertical frame 2, and the back plate 190 are detachably fixed using screws 26. I have.

When adjusting the position of the arm bar 22, the screw 26 is loosened using the driver TL, and the mounting plate 23 is moved by a required amount along the adjustment hole 230 shown in FIG.
As shown in FIG. 23, the arm bar 22 and the first groove 51 are fixed with the screw 26 while aligning the center position 51 g of the first groove 51.

In the present embodiment, for example, the arm bar 22
Can be adjusted within a range of about 5 mm.

As described above, the present invention has been described based on one embodiment, but the present invention is not limited to this, and various modifications are possible.

For example, it is apparent that the present structure is not limited to a sliding door but is also applicable to a single sliding door or a four-sliding sliding door. Arm bar is not limited to U-shape and J
Other shapes such as a letter shape may be used. Further, the guiding portion is not limited to the tapered shape, and may have another shape, for example, a curved surface shape.

[0060]

As described above, according to the first aspect of the present invention, since the guide portion for guiding the lock receiver into the groove when the sliding door is closed is provided, even if the sliding door warps, the guide portion connects the lock receiver to the groove. Since the guidance is forced, the sliding door can be completely closed.

According to the second aspect of the present invention, the lock receiver can adjust the amount of protrusion of the lock receiver toward the groove, so that it can be set to an appropriate amount by absorbing dimensional errors and construction errors of the lock receiver.

According to the third aspect of the present invention, the alignment between the lock receiver on the sliding door side and the groove of the lock case can be visually performed, so that the alignment between the groove and the lock receiver can be easily adjusted.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a fitting according to the present invention.

FIG. 2 is a perspective view showing a lock receiver and a lock case.

FIG. 3 is a diagram showing a lock receiver and a lock case.

FIG. 4 is a diagram illustrating an operation at the time of unlocking.

FIG. 5 is a diagram illustrating an operation at the time of unlocking.

FIG. 6 is a diagram illustrating an operation at the time of unlocking.

FIG. 7 is a diagram illustrating an operation at the time of locking.

FIG. 8 is a diagram illustrating an operation at the time of locking.

FIG. 9 is a view showing a state in which a sliding door is warped.

FIG. 10 is a cross-sectional view showing a state where the lock receiver and the groove are displaced.

FIG. 11 is a front view of a lock receiver capable of adjusting an amount of protrusion of an arm bar.

FIG. 12 is a side view of a lock receiver capable of adjusting an amount of protrusion of an arm bar.

FIG. 13 is a plan view of a lock receiver capable of adjusting an amount of protrusion of an arm bar.

FIG. 14 is an exploded perspective view of a lock receiver capable of adjusting an amount of protrusion of an arm bar.

FIG. 15 is a view showing a state in which the arm bar is fixed.

FIG. 16 is a diagram showing a state in which an arm bar is detached.

FIG. 17 is a diagram showing a state in which the protrusion amount of the arm bar is adjusted.

FIG. 18 is a front view showing another example of the lock receiver in which the amount of protrusion of the arm bar can be adjusted.

FIG. 19 is a side view showing another example of a lock receiver capable of adjusting the protrusion amount of the arm bar.

FIG. 20 is a plan view showing another example of a lock receiver capable of adjusting the amount of protrusion of the arm bar.

FIG. 21 is a perspective view showing an example of visually adjusting an arm bar of a lock receiver.

FIG. 22 is a view showing a structural example for adjusting an arm bar of a lock receiver.

FIG. 23 is a side view showing adjustment of the arm bar with respect to the first groove.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Frame 2,3 Vertical frame 4,5 Sliding door 20 Lock case 21 Lock receiving 22 Arm bar 51 First groove 52 Second groove 82 Adjuster 150 Guide part

Claims (3)

[Claims] 1. A lock case having a sliding door provided in a frame body so as to be openable and closable, a lock receiver directed to a sliding door side in a vertical frame of the frame body, and a latch provided on a door end of the sliding door to be locked to the lock receiver. The lock case is provided with a groove for accommodating the lock receiver, and a guide portion for guiding the lock receiver to the groove when the sliding door is closed. 2. A lock case comprising: a sliding door provided in a frame body so as to be openable and closable; a vertical frame of the frame body provided with a lock receiver directed to the sliding door side; The lock case is provided with a groove for accommodating a lock receiver, and the lock receiver is configured such that an amount of protrusion of the lock receiver toward the groove can be adjusted. 3. A lock case having a sliding door in a frame body so as to be openable and closable, a vertical frame of the frame body provided with a lock receiver directed toward the sliding door, and a door end of the sliding door having a latch engaged with the lock receiver. The lock case has a groove for accommodating the lock receiver, and when aligning the groove with the lock receiver, the groove is visible from the indoor side and the outdoor side, and the lock receiver is aligned with the groove position. The fitting is characterized in that the position of the fitting can be adjusted vertically.