JP4920324B2 - Sliding door sash - Google Patents

Description

  The present invention relates to a sliding door sash.

Patent Document 1 discloses that a lock case is attached between lattices of a shutter door, and a locking member that interlocks with a lock locking / unlocking operation is locked to a rail that guides the movement of the shutter door. In Patent Document 1, the dimension of the lock case in the moving direction (width direction) of the shutter door is substantially the same as the dimension between the lattices.
In Patent Document 2, each of the lock case, the cylinder and the thumb turn is provided with a fixing pin insertion hole penetrating in the width direction of the sliding door, and the fixing pin is inserted into each fixing pin insertion hole to fix the cylinder and the thumb turn to the lock case. Is disclosed.

JP-A-9-144453 Utility Model Registration No. 3119806

However, there are no sliding doors having a grate lattice that can be locked without a gutter frame and those that attach a lock case between the gutter lattices of the sliding door.
If a lock case is attached between the lattices of the sliding doors instead of the shutter doors of Patent Document 1, the lock case has the same dimension in the width direction of the sliding doors as between the lattices. If the screws or the like that fix the case to the lattice are removed, the lock case may be removed from between the lattices.
In Patent Document 2, the fixing pin is inserted into the fixing pin insertion hole provided in each of the lock case, the cylinder, and the thumb turn, and the cylinder and the thumb turn are fixed to the lock case. However, the fixing pin is pulled out from the door end side. It is possible to remove the cylinder, and after removing the cylinder, there is a risk of being operated by inserting a screwdriver or the like into the lock case.

  An object of the present invention is to provide a sliding door sash that can be locked without a frame when the sliding door is closed and has high crime prevention.

The sliding door includes a sliding case, a lock case, a cylinder, a thumb turn, a fixing pin, and a locking member. The sliding door has at least a plurality of lattices at the door end side end, and the door edge side wall of the door tip side lattice. The insertion hole of the lock case is formed and the door end side of the lock case is inserted into the door end side lattice from this insertion hole, and the lock case insertion hole is formed on the door side wall of the adjacent lattice. The door case side of the lock case is inserted into the adjacent lattice from this insertion hole, and the lock case is located between the door end side of the door side lattice and the door end side of the adjacent lattice. The cylinder has a fixed pin insertion hole that is smaller than the interval and is restricted from moving up, down, front, back, left, and right between the door end side lattice and the adjacent lattice, and penetrates in the width direction of the sliding door. And the thumb turn is attached to the lock case, and the fixed pin insertion hole that penetrates the sliding door in the width direction A fixing pin is longer than the interval dimension between the door tip side end and the frame of the door end side vertical grating when the sliding door is in the locked position, inserting the lock case, fixing pin insertion holes of the cylinder and thumb turn The door end side end of the door end side lattice and the door end side end of the adjacent side lattice, and the cylinder and thumb turn are fixed to the lock case, and the locking member is a cylinder or It is characterized in that it is moved up and down in conjunction with the thumb-turn locking / unlocking operation and is engaged with and disengaged from the locked portion provided on the upper rail or the lower rail of the sliding door.

According to the first aspect of the present invention, since the locking member is engaged and disengaged with the locked portion provided on the upper rail or the lower rail of the sliding door in conjunction with the cylinder or thumb turn locking / unlocking operation, there is no frame. Can be locked.
Since the lock case fixed between the lattices is fixed with the edge part inserted between the lattices on the door end side and the adjacent lattices, and larger than the distance between the lattices, Even if the screws or the like that fix the lock case to the lattice are removed, the lock case cannot be removed unless the lattice is removed.
Even if you try to remove the cylinder by pulling out the fixing pin from the door end side with the lock case mounted between the lattices, the length of the fixing pin is the same as the door end when the sliding door is in the locked position. Because it is longer than the distance between the door-end side frame or the frame, the fixing pin cannot be pulled out at the locking position of the sliding door, and the lock case can be unlocked by removing the cylinder from the lock case. Can not.

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 is a longitudinal sectional view showing a door tip side portion of a sliding door sash according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of a lock, and FIG. 3 (a) shows the sliding door from the door tip side. It is the side view which it looked, (b) is the side view which removed the cover of (a), (c) is AA sectional drawing of FIG. 1, FIG. 4 is a longitudinal sectional view of a lock case main-body part. (A) shows the unlocked state, (b) is a diagram showing the locked state, FIG. 5 is a sectional view taken along the line BB of the sliding door sash shown in FIG. 6, and FIG. 6 shows the present embodiment. It is a cross-sectional view of the sliding door sash concerning. The spacer 46 shown in FIG. 3C is omitted in FIG.
As shown in FIGS. 5 and 6, the sliding door sash 3 according to the present embodiment is a sliding sash, has housings 5, 5 on the left and right sides, and an upper rail 7 that guides the movement of the sliding door 1 at the top. The lower rail (rest rail) 9 is provided in the lower part. A sliding door 1 provided on the sliding door 1 is engaged with the upper rail 7 and the sliding door 1 is suspended. In the present embodiment, the sliding door sash 3 is provided with three sliding doors 1, but each sliding door 1 on the indoor side and the outdoor side is a sliding door according to the present embodiment and has the same configuration. In the following description, the sliding door 1 on the indoor side will be described.
As shown in FIG.1 and FIG.2, the sliding door sash 3 is provided with the sliding door 1, the lock | rock 14, the upper locking member 15a, and the lower locking member 15b. The sliding door 1 is composed of a plurality of fence lattices arranged at intervals, and a fence lattice (door-end side lattice) 16 located at the door end side edge and a fence lattice (adjacent lattice) located next to it. A lock 14 is attached to the (lattice) 18.
The lock 14 includes a lock case 17, a cylinder 19, a thumb turn 21, and a fixing pin 23 (see FIG. 2).
The lock case 17 is disposed in the door-end side lattice 16 and locks the rotation operation of the cylinder 19 and the thumb turn 21 with the locking member connecting portion 25 that connects the upper locking member 15a and the lower locking member 15b. A main body portion 27 that transmits to the member connecting portion 25, a cylinder fixing portion 29 that fixes the cylinder 19 to the main body portion 27, and a thumb turn fixing portion 31 that fixes the thumb turn 21 to the main body portion 27 are provided.
The cylinder fixing portion 29 is disposed on the outdoor side surface of the main body portion 27, and the thumb turn fixing portion 31 is disposed on the indoor side surface of the main body portion 27 and fixed with screws sandwiching the main body portion 27.
The cylinder fixing portion 29 is formed with two fixing pin insertion holes 33, 33 extending vertically in the width direction of the sliding door 1, and the fixing pin insertion hole penetrating the thumb turn fixing portion 31 in the width direction of the sliding door 1. Two 34 and 34 are formed up and down (refer FIG.2 and FIG.3 (b)).
The cylinder 19 and the thumb turn 21 are fixed to the finding surface of the lock case 17, and fixed pin insertion holes 35, 35 penetrating in the width direction of the sliding door 1 are formed in the upper and lower portions of the cylinder 19, respectively. Fixing pin insertion holes 37 and 37 that pass through the sliding door 1 in the width direction are also formed in the upper and lower portions of the thumb turn 21 (see FIGS. 2 and 3C).
The fixing pin insertion holes 33 and 33 formed in the cylinder fixing portion 29 are provided at positions corresponding to the fixing pin insertion holes 35 and 35 of the cylinder 19, and the fixing pin insertion holes 34 formed in the thumb turn fixing portion 31. 34 is provided at a position corresponding to the fixing pin insertion holes 37 of the thumb turn 21.
On the door end side of the lock case 17, screwing portions 39 are provided on the upper and lower sides. It is fixed with.
As shown in FIG. 2, a lock case insertion hole 41 is formed in the door butt side wall 16 b of the door end side gutter 16, and the lock case 17 is inserted into the door end side gutter 16 from the door butt side wall 16 b. is doing. An insertion hole 43 for the lock case 17 is formed in the door side wall 18a of the adjacent lattice 18 so that the door bottom side of the lock case 17 is inserted from the door side.
The lock case 17 is provided with a cover 45 to be mounted from the door bottom side. The lock case 17 is hidden by the cover 45 between the door-end side lattice 16 and the adjacent lattice 18.
As shown in FIG. 1, the dimension S in the width direction of the sliding door 1 in the lock case 17 is larger than the interval dimension W between the door-end side lattice 16 and the adjacent lattice 18 and the lock case 17. The door end side of the lock case 17 is swallowed in the door end side lattice 16, and the door bottom side of the lock case 17 is swallowed in the adjacent lattice 18.
The locking members 15a and 15b are rods attached to the locking member connecting portions 25 and 25 (see FIG. 4) of the lock case 17, and the upper locking member 15a has an upper rail 7 at its upper end when moved upward. It is locked to the locked portion 47 provided in. The locked portion 47 is a hole, and is stopped at a position where a space dimension T is provided between the door-end side lattice 16 and the casing 49 when the sliding door 1 is in the locked position.
The lower locking member 15b is locked to the locked portion 53 provided on the lower rail 9 when moved downward. The locked portion 53 is a movement restricting member provided in the groove of the lower rail 9.
As shown in FIG. 2, the fixing pins 23 a and 23 b are a total of four pins. The two fixing pins 23 a are connected to the fixing pin insertion hole 33 provided in the lock case 17 and the cylinder 19 from the door end side of the sliding door 1. The two fixing pins 23 b are inserted into the fixing pin insertion hole 35 provided in the lock case 17 from the door end side of the sliding door 1 and the fixing pin insertion hole 37 provided in the thumb turn 21. The cylinder 19 and the thumb turn 21 are fixed to the lock case 17.
The length H of each fixing pin 23a, 23b is a dimension longer than the distance dimension T between the door-end side lattice 16 and the casing 49 when the sliding door 1 is in the locked position (see FIG. 1).

Next, attachment of the lock | rock 14 in the sliding door 1 concerning this Embodiment, and the effect | action and effect of the sliding door sash 3 are demonstrated.
The lock 14 is attached to the sliding door 1 by inserting the lock case 17 through the insertion hole 41 formed in the door-side side wall 16b of the door-end side lattice 16 and screwing portions 39 into the door-end side wall of the door-end side lattice 16. The lock case 17 is fixed to the door end side wall 16a by screwing the screw 36 from the door end side, and the body 45 of the lock case 17 is covered with the cover 45 from the door bottom side. Thereafter, the cylinder 19 and the thumb turn 21 are attached to the lock case 17, and the fixing pins 23 a and 23 a are inserted into the fixing pin insertion holes 33 and 33 of the lock case 17 and the fixing pin insertion holes 35 and 35 of the cylinder 19, respectively. The fixing pins 23 b and 23 b are respectively inserted into the fixing pin insertion holes 34 and 34 of the 17 and the fixing pin insertion holes 37 and 37 of the thumb turn 21 to fix the cylinder 19 and the thumb turn 21 to the lock case 17.
Next, the door bottom side of the main body portion 27 of the lock case and the cover 45 is inserted into the insertion hole 43 provided in the door-end side wall 18 a of the adjacent vertical lattice 18, and the adjacent vertical lattice 18 is fixed to the sliding door 1. Then, a face plate 50 (see FIG. 3A) is attached to the door-end side wall 16a of the door-end side lattice 16 to hide the lock case 17.
When the cylinder 19 or the thumb turn 21 is locked at the locking position of the sliding door 1, as shown in FIG. 4, the rotating member 59 rotates against the urging force of the spring 61 and engages with the rotating member 59. The upper slider 55 is moved upward, the lower slider 57 engaged with the rotating member 59 is moved downward, and the upper locking member 15a is moved upward as shown in FIG. 7, the lower locking member 15 b moves downward and is locked to the locked portion 53 of the lower rail 9.
In the locking position of the sliding door 1, a gap dimension T is provided between the door-side end (door-end side wall of the door-end side lattice) 16 a and the casing 49.
According to the present embodiment, the upper locking member 15a is locked to the locked portion 49 provided on the upper rail 7 of the sliding door 1 in conjunction with the locking operation by the cylinder 19 or the thumb turn 21, and the lower locking member 15b. Is locked to the locked portion 53 of the lower rail 9, so that it can be locked without a collar frame.
The lock case 17 is partially fixed between the doorside lattice 16 and the adjacent lattice 18 and fixed between the doorside lattice 16 and 18 and between the doorside lattice 16 and the adjacent lattice 18. Since the dimension H of the lock case 17 fixed to is larger than the distance W between the lattices 16 and 18, even if the screws 36 that secure the lock case 17 are removed, the lattice 16 (or As long as 18) is not removed from the sliding door 1, the lock case 17 cannot be removed from between the lattices 16 and 18, and the crime prevention property is high.
Further, even if the cylinder 19 is removed and the inside of the lock case 17 is operated while the lock case 17 is attached between the lattices 16 and 18, the length S of the fixing pins 23a and 23b is determined when the sliding door 1 is in the locked position. Therefore, the fixing pin 23 cannot be pulled out at the locking position of the sliding door 1, and the cylinder 19 is detached from the lock case 17 to remove the lock case 17. The inside cannot be operated.

The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the present invention.
For example, it is not always necessary to provide both the upper locking member 15a and the lower locking member 15b, and only the upper locking member 15a may be locked and locked to the locked portion 47 of the upper rail. . Alternatively, the lower rail 9 may be a running rail of the sliding door 1, and only the lower locking member 15b may be locked to a locked portion provided on the lower rail.
The fixing pins 23a and 23b do not have to be independent pins. The fixing pins 23a and 23b are connected to each other at the door end side, or one rod-like member is bent into a U-shape and each end is fixed. It may be a fixed pin.
The sliding door sash 3 may be a one-way sash, a gate, an indoor partition, or the like.
The sliding door 1 is not limited to being entirely composed of a lattice, and the remaining portion excluding the door-end lattice 16 and the adjacent lattice 18 may be a panel.

It is a longitudinal cross-sectional view which shows the door tip side part of the sliding door sash concerning embodiment of this invention. It is a disassembled perspective view of a lock. (A) is the side view which looked at the sliding door from the door-end side, (b) is the side view which removed the cover of (a), (c) is AA sectional drawing of FIG. It is a longitudinal cross-sectional view of a lock case main-body part, (a) shows an unlocked state, (b) is a figure which shows a locked state. It is BB sectional drawing of the sliding door sash shown in FIG. It is a cross-sectional view of the sliding door sash concerning this Embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Sliding door 3 Sliding door sash 5 Housing 7 Upper rail 9 Lower rail 15a Upper locking member (locking member)
15b Lower locking member (locking member)
16 Door end side lattice 17 Lock case 18 Adjacent lattice 19 Cylinder 21 Thumb turn 23a, 23b Fixed pin 33 Fixed pin insertion hole 35 Cylinder fixed pin insertion hole 37 Thumb turn fixed pin insertion hole 47 Locked portion 53 Engagement Stop
Dimension of S lock case W Dimension of distance between doorside side lattice and adjacent ridge lattice T Distance between doorside edge and housing at lock position
Dimensions of H fixing pin

Claims (1)

The sliding door includes a sliding case, a lock case, a cylinder, a thumb turn, a fixing pin, and a locking member. The sliding door has at least a plurality of lattices at the door end side end, and the door edge side wall of the door tip side lattice. The insertion hole of the lock case is formed and the door end side of the lock case is inserted into the door end side lattice from this insertion hole, and the lock case insertion hole is formed on the door side wall of the adjacent lattice. The door case side of the lock case is inserted into the adjacent lattice from this insertion hole, and the lock case is located between the door end side of the door side lattice and the door end side of the adjacent lattice. The cylinder has a fixed pin insertion hole that is smaller than the interval and is restricted from moving up, down, front, back, left, and right between the door end side lattice and the adjacent lattice, and penetrates in the width direction of the sliding door. And the thumb turn is attached to the lock case, and the fixed pin insertion hole that penetrates the sliding door in the width direction A fixing pin is longer than the interval dimension between the door tip side end and the frame of the door end side vertical grating when the sliding door is in the locked position, inserting the lock case, fixing pin insertion holes of the cylinder and thumb turn The door end side end of the door end side lattice and the door end side end of the adjacent side lattice, and the cylinder and thumb turn are fixed to the lock case, and the locking member is a cylinder or A sliding door sash that moves up and down in conjunction with the thumb-turn locking / unlocking operation and engages / disengages with a locked portion provided on an upper rail or a lower rail of the sliding door.

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