JPH076447U - Locking device for opening and closing shoji - Google Patents

Abstract

(57) [Summary] [Purpose] When operating and unlocking the indoor operation member, the outdoor operation member does not move, and the outdoor operation member is pushed with a light force to protrude from the outside surface of the frame and then rotated with fingers. And unlock it. [Structure] Interlocking member 6 moved by indoor operation member 5
A lock rod 8 is attached to the above to enable locking and unlocking by operating the indoor operation member 5, and an operating arm 17 engaged with the pin 21 provided on the interlocking member 6 is provided on the lower frame, and on the lower frame. The outdoor operation member 18 is provided, and the operation arm 17 is rotated by the cam portion 24 by rotating the outdoor operation member 18.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a locking device for an opening / closing door installed in an opening of a building, and more particularly to a locking device that can be unlocked from the outside of the room in an emergency such as a fire.

[0002]

[Prior art]

 As a locking device that can be unlocked from the outdoor side in an emergency, for example, the one disclosed in Japanese Utility Model Laid-Open No. 3-130876 is known. That is, the rod member provided on the first interlocking member that is moved by the indoor operation member is engaged with and disengaged from the stopper to form a locking device, and the second interlocking member that is moved by the outdoor operation member provided on the lower frame is used to move The first interlocking member can be moved, and the rod member can be detached from the stopper by operating the outdoor operation member from the outdoor side.

[0003]

[Problems to be solved by the device]

 In such a lock device, since the second interlocking member is directly moved by the outdoor operation member, when the first interlocking member and the second interlocking member are connected, the first interlocking member is operated by the indoor operation member. Since the outdoor operation member is activated when the lever is moved to engage and disengage the rod member with the stopper, the key portion is provided on the first interlocking member and the pin portion is provided on the second operating member, and the second operation member is provided with the pin portion. When the interlocking member is moved, the first interlocking member moves, but when the first interlocking member moves, the second interlocking member does not move and the outdoor operation member does not move and does not protrude from the outdoor side surface of the lower frame. I am trying. For this reason, since the first and second interlocking members are provided with the key portion and the pin portion, the structure becomes complicated and the assembly becomes troublesome.

In addition, since the second interlocking member moves immediately when the outdoor operation member is operated, the operation force of the outdoor operation member is large from the initial operation, and the outdoor operation member is flush with the outdoor side surface of the lower frame. Therefore, it is necessary to insert a finger from under the outdoor operation member to operate the outdoor operation member, and it is necessary to form a large gap between the lower frame and the lower frame for the finger to enter. Not only is rainwater easily infiltrated, but the appearance is also poor.

Therefore, an object of the present invention is to provide a locking device for opening / closing shoji, which can solve the above-mentioned problems.

[0006]

[Means for Solving the Problems]

 An interlocking member 6 that is moved by the indoor operation member 5 is provided in the frame of the opening / closing door 1, and a locking rod 8 that engages / disengages with a lock receiver 9 provided on the window frame 2 side is attached to the connecting member 6, and the opening / closing door is opened and closed. The outdoor operation member 18 and the operation arm 17 are rotatably attached to the frame of No. 1 in the out-of-plane direction, the operation arm 17 is connected to the interlocking member 6, and the operation arm 17 is rotated on the outdoor operation member 18. A locking device for opening and closing shoji, which is provided with a cam portion 24 that operates.

[0007]

[Work]

 When the indoor operation member 5 is operated to be locked or unlocked, the operation arm 17 does not rotate to rotate the outdoor operation member regardless of the outdoor operation member 18, and a special member is attached between the interlocking members 6. Since the structure is simple and unnecessary, the interlocking member 6 can be easily attached, and the outdoor operation member 18 can be rotated with a light force until the cam portion 24 contacts the actuating arm 17, so that the length of the outdoor operation member 18 is long. By pressing and rotating one end in the direction, the other end in the longitudinal direction is projected from the outdoor side surface of the frame, and a finger is hung on that part to rotate with a strong force to rotate the operating arm 17 to rotate the interlocking member 6 Can be unlocked by moving, and the rainwater infiltration can be reduced by reducing the gap between the frame to which the outdoor operation member 18 is attached and the frame of the window frame 2, and the appearance can be improved.

[0008]

【Example】

 As shown in FIG. 1, the opening / closing door 1 is rotatably installed on the window frame 2 to the outside by a hinge 3 to form an outside opening window. The vertical frame 4 of the opening / closing door 1 has an indoor operation member 5 such as a handle. The interlocking member 6 is attached so that the interlocking member 6 can be moved along the vertical frame 4 by operating the indoor operating member 5. The interlocking member 6 is composed of a vertical portion 6a and a horizontal portion 6b and continues to the lower frame 7. is doing.

A lock rod 8 is attached to the vertical portion 6 a of the interlocking member 6, and a lock receiving member 9 for engaging and disengaging the lock rod 8 is attached to the vertical frame 10 of the window frame 2. When 5 is operated to move the interlocking member 6, the lock rod 8 is engaged with and disengaged from the lock receiving device 9 to form a lock device for an opening / closing shoji.

As shown in FIG. 2, FIG. 3, and FIG. 4, the lower frame 7 has an outdoor side vertical plate 11, an outdoor side horizontal plate 12, and an indoor side hollow portion 13. A lateral portion 6b of the interlocking member 6 is supported on the lower surface so as to be movable in the longitudinal direction, and a cutout portion 14 is formed at the lower end portion of the outdoor side horizontal plate 11 with respect to the outdoor side horizontal plate 12, and the cutout portion 14 is formed. In this case, the substrate 15 is attached to the lower surface of the outdoor side horizontal plate 12 with the screw 16, and the plate-shaped actuating arm 17 is disposed between the upper surface of the thin portion 15a at one end of the substrate 15 and the lower surface of the outdoor side horizontal plate 12. An outdoor operation member 18 is disposed on the lower surface of the substrate 15, and the outdoor operation member 18 and the operating arm 17 are rotatably supported on the substrate 15 by the vertical axis 19 in the out-of-plane direction. The cutout recess 20 formed at the swinging end of the is provided in the lateral portion 6b of the interlocking member 6. It is engaged with the pin 21.

As shown in FIG. 5, the outdoor operating member 18 has a horizontal plate 22 and a vertical plate 23 that are L-shaped, and a cam portion 24 facing the operating arm 17 is integrally formed at one longitudinal end thereof. The horizontal plate 22 is in contact with the lower surface of the substrate 15, and the vertical plate 23 covers the substrate 15 and the operating arm 17 so that it cannot be seen from the outdoor side. The outdoor side surface 23a of the vertical plate 23 is the outdoor side. The characters (press) are flush with the vertical plate 11 and near one end in the longitudinal direction.

When the indoor operating member 5 is operated to lock the lock rod 8 to the lock receiving member 9, the operating arm 17 is at the solid line position shown in FIG. In the unlocked state in which the lock rod 8 is separated from the lock receiving member 9 in a similar manner, the operating arm 17 approaches the cam portion 24 of the outdoor operation member 18 at the virtual line position shown in FIG.

Therefore, when the indoor operation member 5 is operated to move and interlock the interlocking member 6, the operating arm 17 is freely swung by the pin 21 to interfere with the outdoor operation member 18. Never.

Further, in the locked state, the operating arm 17 approaches the cam portion 24 at the position shown by the phantom line in FIG. 4, and in this state, pushing the one end in the longitudinal direction of the outdoor operation member 18 causes the operation arm 17 to move to the position shown in FIG. As shown by the alternate long and short dash line, the cam portion 24 swings until it comes into contact with the actuating arm 17, so that the other longitudinal end portion of the outdoor operation member 18 projects outward from the cutout portion 14 to the outdoor side. In this state, when the outdoor operation member 18 is swung with a finger, the actuating arm 17 is swung to the position indicated by the solid line in FIG. 4 by the cam portion 24, and the interlocking member 6 is moved via the pin 21 to move the locking rod 8 Is released from the lock receiver 9. As described above, since it is not necessary to hang a finger from under the outdoor operation member 18, the gap between the lower frame 7 and the lower frame 25 of the window frame 2 can be reduced as shown in FIG.

2 and 4, a ball 27 is provided in the hole 26 of the base plate 15, and the ball 27 is pushed down by the spring 28 to come into contact with the upper surface of the lateral plate 22 of the outdoor operation member 18. The outdoor operation member 18 is prevented from rattling. The indoor operation member 5 may be attached to the lower frame and the upper frame, and the outdoor operation member 18 may be attached to the vertical frame.

[0016]

[Effect of device]

 When the indoor operation member 5 is operated to be locked or unlocked, the operation arm 17 does not rotate to rotate the outdoor operation member regardless of the outdoor operation member 18, and a special member is attached between the interlocking members 6. The structure is simple and unnecessary, and the interlocking member 6 can be easily attached. Further, since the outdoor operation member 18 can be rotated with a light force until the cam portion 24 abuts on the operation arm 17, the one end portion in the longitudinal direction of the outdoor operation member 18 is pushed and rotated to move the other end portion in the longitudinal direction. It is possible to unlock by moving the interlocking member 6 by rotating the operating arm 17 by projecting it from the outer side surface of the frame and putting a finger on it and rotating it with a strong force. It is possible to reduce the infiltration of rainwater by reducing the gap between the frame and the frame of the window frame 2, and to improve the appearance.

[Brief description of drawings]

FIG. 1 is an overall schematic explanatory view showing an embodiment of the present invention.

FIG. 2 is a front view of a mounting portion of an outdoor operation member.

3 is a cross-sectional view taken along the line AA of FIG.

FIG. 4 is a plan view of FIG.

FIG. 5 is a perspective view of an outdoor operation member attachment portion.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Opening / closing shoji, 2 ... Window frame, 4 ... Vertical frame, 5 ... Indoor operation member, 6 ... Interlocking member, 7 ... Lower frame, 8 ... Lock rod, 9 ... Lock receiving device,
DESCRIPTION OF SYMBOLS 10 ... Vertical frame, 14 ... Notch part, 15 ... Substrate, 17 ... Actuating arm, 18 ... Outdoor operation member, 20 ... Notch recessed part, 21 ... Pin, 24 ... Cam part.

Claims (1)

[Scope of utility model registration request] 1. An interlocking member 6 that is moved by an indoor operating member 5 is provided in a frame of an opening / closing door 1, and the window frame 2 is attached to the interlocking member 6.
A lock rod 8 which is engaged with and disengaged from a lock receiving member 9 provided on the side is attached, and an outdoor operation member 18 and an operating arm 17 are attached to the frame of the opening / closing door 1 so as to be rotatable in an out-of-plane direction. A lock device for an opening / closing door, which is connected to the interlocking member 6 and is provided with a cam portion 24 for rotating the operation arm 17 on the outdoor operation member 18.