JPS58123985A - Air-tightness apparatus of slide door - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

Detailed Description of the Invention The present invention is an airtight device for a sliding door that combines an inner shoji and an outer shoji and simultaneously draws the outer shoji toward the indoor side to maintain airtightness when the sliding door is closed. It is related to.

Conventionally, by operating a handle, the inner shoji and the outer shoji were connected at their respective joining frames, and at the same time a slider provided inside the joining stile of the outer shoji was raised, and the sliders were interlocked via connecting rods on both the upper and lower sides. In the airtight device configured to draw the outer shoji indoors by engaging the connected upper and lower drawing cam bodies with the door frame, the above-mentioned handle includes:
Since the slider must be interlocked, the slider is provided on the base side of the outer shoji with an internal slider.

Therefore, the thickness of this outer shoji lily stile in the indoor-outdoor direction becomes a large dimension, which is the thickness required for installing the glass plate plus the thickness required for installing the above-mentioned no. This was disadvantageous in terms of performance and cost.

This problem can be solved by attaching the handle to the inner shoji lily frame, but in this case, while maintaining the opening and closing function of the door, it is difficult to connect the handle to the slider inside the outer shoji lily frame when closing. The question is how to make them work together.

Therefore, the present invention attaches the handle to the inner stile,
Moreover, the present invention provides an airtight device for a sliding door that can secure the opening/closing function of the door and the interlocking movement of the handle and slider when the door is closed.

The feature of the present invention is that an engaging pawl that rotates in conjunction with the handle is attached to a handle rotatably attached to the inner shoji lily stile, with an engaging pawl that rotates in conjunction with the handle, facing toward the base of the outer shoji. On the other hand, the slider installed in the outer shoji lily frame is provided with an engaging surface that engages with the engaging pawl and applies a pushing force when the handle is rotated in the locking direction.

Moreover, the feature point of the second invention of the present invention is that the slider has:
An engaging surface that engages with the engaging pawl and applies a pushing force when the handle is rotated in the locking direction, and an engaging surface that engages with the engaging pawl and pushes when the handle is rotated in the unlocking direction. The present invention resides in that an engaging surface is formed to which a lowering force is applied.

Embodiments of the present invention will be described below with reference to the drawings.

The present invention can be applied to all types of sliding doors including sliding windows, and in this embodiment, the case where the invention is applied to sliding windows will be explained as an example.

1 is the window frame, 2 is the left side of the window frame 1 (when viewed from the indoor side,
6 is the same right vertical frame, 4 is the same upper frame, and 5 is the same lower frame. 6 is the inner shoji, 7 is the upper stile of the inner shoji 6, 8
is the same lower stile, 9 is the same vertical stile, 10 is the same combined stile, 11 is the outer shoji, 12 is the upper stile of the outer 11, 13 is the same lower stile, 14 is the same vertical stile, 15 is the same combined stile. It is a stile. An airtight device according to the present invention is installed on the stile 10.15 of both the inner and outer sashes 6°11, and this device protects the inner and outer shoji 6 when the window is closed.
．． At the same time as combining 11 comrades 10.15 comrades,
The outer Jinko 11 is drawn towards the indoor side.

Reference numeral 16 denotes a handle, which includes a handle main body 17, a substantially semicircular connecting arm 18 integrally formed at the base end of the main body 17,
It has a so-called crescent structure consisting of a handle shaft 19. This handle 16 is attached to the center part of the left outer surface of the sill frame 10 of the inner shoji 6 in the vertical direction, and when the handle shaft 19 enters the inside of the sill frame 10, the handle seat 2o
In the unlocked state, the handle body 17 is in an upward vertical position as shown in Fig. 2, and when rotated downward by 180° from this position, as shown in Fig. 3.4. When the main body 17 is placed in a downward vertical position, it is in a locked state. The connecting arm 18 is provided with a bent portion 21 on its peripheral edge, and by forming the bent portion 21 into an arc shape eccentric to the center of rotation of the handle, the bent portion 21
A first tapered surface 21a for drawing the outer shoji is formed on the inner surface of the shoji. In addition, by gradually changing the height of the bent portion 21 along the circumferential direction, the inner and outer shoji 6, 11 can be adjusted to the window frame 1.
A second tapered surface 21b is formed for pressing against.

On the other hand, a catch seat 22 corresponding to the connecting arm 18 of the handle 16 is attached to the left side surface of the outer shoji lily frame 15. When the handle 16 is rotated to the locking side in the closed state, the bent portion 21 of the connecting arm 18 engages with the catch seat 22.

As a result, the inner and outer shoji 6.11 are combined, and the ka・11
1. Due to the action of the first tapered surface 21 &, the outer shoji lily stile 15 is drawn toward the inner sash 10 side and comes into close contact with it, and at the same time, the inner shoji 6 is brought into contact with the window frame 1 due to the action of the second tapered surface 21b. The outer pad 11 is pressed against the right vertical frame 3 and the left vertical frame 2, respectively.

A slider 2 is installed in the vertical center of the outer shoji lily frame 15.
3 is provided to be movable up and down, and upper and lower cam bodies 26 .
27 are linked together.

The upper cam body 26 is fixed to the upper connecting rod 24 and faces below the guide protrusion 4a projecting downward from the window frame upper frame 4, and the cam body 26 rises to meet the indoor side surface of the guide protrusion 4a. When engaged, a pulling force toward the indoor side is exerted on the upper part of the outer shell 11, while the lower cam body 27 is formed in a . has been done. One end of this lower cam body 27 faces the pull frame 28 attached to the lower end of the lower connecting rod 25, and the other end faces the protruding piece 5a provided upwardly protruding from the window frame lower frame 5. When the rod 25 rises, one end is pulled up and rotated by the pull frame 28, and the other end presses against the indoor side surface of the protruding piece 5a, thereby exerting a pulling force on the lower part of the outer shell 11 toward the indoor side. do. Due to the action of the upper and lower cam bodies 26, 27, the stile 15 of the outer sash 11 is drawn toward the indoor side and comes into close contact with the stile 10 of the inner shovel. Such an operation is performed in conjunction with the locking operation using the handle 16.
The interlocking structure of the slider 23 will be explained.

A clutch ring 29 is attached to the handle shaft 19 inserted into the inner shoji lily frame 10 so as to be able to rotate integrally with the handle shaft 19, and an engaging pawl 60 is attached adjacent to the clutch ring 29. It is loosely fitted. Protrusions 298, 30a are provided on the opposing surfaces of the clutch ring 29 and the engagement pawl 30, respectively, over an angular range of 135° in the circumferential direction, and one end surface of the protrusions 29a, 30a in the circumferential direction abuts against each other. , the clutch ring 29 and the engagement pawl 30 are attached to the handle shaft 19 with a gap 906 between the other end surfaces. In this way, the handle 19 moves 1 in the locking direction.
When rotated 80°, the clutch ring 29 rotates 90°1
After 11 rotations, the engaging claw 60 rotates together with the engaging ring 29 for a remaining 900 rotations. The tip of the engaging claw 30 is connected to the inner shoji stile 10 and the outer shoji lily stile 1.
It is removably exposed to a window-shaped engagement hole 3!1 provided in the slider 23 through window holes 31 and 32 provided in the slider 23.

When the handle 16 is rotated from the unlocked position to the locked position, the engagement claw 30 moves upward 900 times, and the sixth.
As shown in FIG. 7, its tip comes into contact with the upper engagement surface 33 of the engagement hole 33 and pushes up the slider 23. As a result, the above-mentioned upper and lower six main bodies 26 and 27 exert the outer shoji drawing action. Then, when the handle 16 is unlocked f, the engaging claw 3 is opened as shown in FIG.
0 rotates downward and comes into contact with the lower engagement surface 33b of the engagement hole 33, pushes down the slider 16, and returns to the inside of the inner sash 8 mating stile 1o as shown in FIG. For this reason, the upper and lower cam bodies 26 and 27 are respectively guided by the guide protrusion 4a of the window frame upper frame 4.
Then, it separates from the protruding piece 5a of the lower frame 5, and the outer shoji drawing action is released. By forcibly pushing down the slider 23 in this way, the slider 23 is pressed into engagement with the guide protrusion 4a.
The upper cam body 26 can be reliably and smoothly separated from the protrusion 4a.

Note that the engagement claw 30
The slider 23 is used to rotate the by 90 degrees.
This is to prevent the knob 16 from protruding toward the interior of the room in both the unlocked and locked positions, while the 90° rotation of the engagement claw 60 is appropriate for the required vertical stroke. Therefore, if there is no problem even if the nozzle needle 16 protrudes toward the indoor side, the rotation stroke of the handle 16 may be set to 90 degrees. It should be installed on.

Next, another embodiment of the present invention will be described. In the following embodiments, the same parts as in the first embodiment are designated by the same reference numerals.

First, in the second embodiment shown in FIG.
A protruding part 34 is provided integrally with the outer shoji lily frame 15, and the protruding part 34 protrudes to the left outside of the outer shoji lily frame 15, and an engagement hole 33 is provided in this protruding part. On the other hand, place the clutch ring 29 and engagement pawl 30 inside the handle seat 20 and
9 in the same manner as in the first embodiment, and the tip of the engaging claw 30 is removably exposed to the engaging hole 33 of the protrusion 34.

That is, in this second embodiment, the engaging/disengaging movement between the engaging pawl 30 on the nozzle 16 side and the engaging hole 33 on the slider 23 side is performed outside the joining frame 10.15. The configuration of the second embodiment also provides the same effects as those of the first embodiment.

On the other hand, the above 1. In both of the second embodiments, by providing a window-shaped engagement hole 33 on the slider 23 side, the upper engagement surface 33 engages with the engagement claw 60 and is given a pushing force when the lock is locked.
In the third embodiment shown in FIG. 11, the window-shaped In place of the engagement hole 33, a notch 35 that opens downward is provided in the slider 23, and the upper surface 35a of this notch 35 serves as an engagement surface to which a pushing force is applied by the engagement pawl 30 when the lock is locked. That is, in this third embodiment, the engaging pawl 30 is configured to exert only the action of pushing up the slider when the lock is locked. In the case of such a configuration, the slider pressing force at the time of unlocking can be obtained by providing a tension spring between the slider 23 and the fixed part of the outer shoji lily frame 15, etc. Further, this configuration can also be applied to the configuration of the second embodiment in which the engaging claw 30 is disposed outside.

Further, as a means for forming an engaging surface that engages with the engaging claw 30 and applies a pushing up force or pushing down force, the means using the window-like engaging hole 33 or the notch 65 mentioned in the above embodiment is used. In addition, for example, a protrusion or a pin that can be engaged with the engagement claw 60 may be provided on the protrusion 64 of the slider 26 or the slider 23. On the other hand, in the above embodiment, a crescent-type handle 16 is used, but other types are used, for example, an L-shaped connecting arm that rotates integrally or in conjunction with the handle shaft is provided, and the tip of this connecting arm is A type that engages with a catch may also be used.

As described above, according to the present invention, since the handle is attached to the inner shoji lily pole side, the thickness of the outer shoji lily stile can be reduced, thereby improving the manufacturability of the outer shoji and reducing costs. can.

Furthermore, while maintaining the opening/closing movement of the door, it is possible to ensure interlocking movement between the handle and the slider inside the outer shoji lily pad when the door is closed.

Furthermore, according to the second aspect of the present invention, the slider can be forcibly lowered in conjunction with the unlocking operation of the handle, so that the outer shoji drawing action can be reliably and smoothly released. .

[Brief explanation of drawings]

The drawings show an embodiment of the present invention, in which Fig. 1 is a front view of the window seen from the indoor side, Fig. 2 is a partially cutaway enlarged side view of the mating part,
Fig. 3 is a view corresponding to Fig. 2 showing the locked state, Fig. 4 is an enlarged cross-sectional view showing the same state, Fig. 5 is a perspective view of the clutch ring and engaging claw, and Fig. 6 is Fig. 4 Vt- 7 is a sectional view taken along the Vt line, FIG. 7 is a sectional view taken along the same line ■-■, FIG. 8 is a view equivalent to FIG. 6 showing the middle of rotating the handle from the locked position to the unlocked position, and FIG. 9 indicates the unlocked status.
FIG. 10 is a cross-sectional view showing the second embodiment of the present invention, and FIG. 11 is a view equivalent to FIG. 7 showing the sixth embodiment. 1... window frame 0 door frame), 6... inner shoji, 10... combined stile, 11... outer shoji, 15... combined stile, 16
...Handle, 17...Handle body, 18...
Connecting arm, 19... Handle shaft, 22... Seat, 23
...Slider, 24.25...Connecting rod, 26...
Upper cam body, 27...Lower cam body, 30...Engagement claw, '53...Engagement hole, 33M, 33b...Engagement surface,
34... Projection of slider, 65... Notch, 35a
...Engagement surface. Patent Applicant Shinko Kenzai Kogyo Co., Ltd. Agent Patent Attorney Etsu Tsukasa Kotani: 1:. 4th field ii% 51-'! a6j・,・h・,10 口1・ 11. I:'!

Claims (1)

[Scope of Claims] 1. A handle having a connecting arm rotatably attached to the connecting frame of the inner door, a catch seat attached to the connecting frame of the outer shoji in correspondence with the connecting arm of the handle, and an outer door. The shoji is equipped with a slider that is movable up and down inside the connecting frame of the shoji, and upper and lower pulling cam bodies that are interlocked with each other via connecting rods on both the upper and lower sides of the slider. At the same time, the connecting arm is engaged with the catch seat to connect the connecting frames of both the inside and outside shoji, and at the same time, the slider is raised and the upper and lower pulling cams are actuated to pull the outside shoji indoors. An airtight device for sliding doors that is made to move together, wherein an engaging pawl that rotates in conjunction with the handle is attached to the handle so as to face the base side of the outer shoji,
On the other hand, an airtight device for a sliding door, characterized in that the slider is formed with an engagement surface that engages with the engagement claw and applies a pushing force when the handle is rotated in the locking direction. . 2. Attach an engaging claw that rotates in conjunction with the handle to the handle inside the matching stile of the inner shoji, and insert the tip of the engaging claw into the window hole provided in the matching stile of the inner shoji and the outer shoji. The engaging surface is formed into a slider inside the outer shoji lily frame, and is inserted into the outer shoji lily frame through the shoji lily frame, and engages with the engaging pawl to apply force when the lock is locked. An airtight device for a sliding door according to claim 1. 6. An engaging pawl that rotates in conjunction with the handle is attached to the handle on the outside of the inner shoji lily stile, and an engaging surface that engages with this engaging pawl and applies a pushing force when the lock is locked is attached to the outside end. - An airtight device for a sliding door according to claim 1, characterized in that a protrusion protruding to the outside of the sliding frame is formed on the protrusion of a slider integrally provided with the protrusion. 4. A handle with a connecting arm that is rotatably attached to the connecting stile of the inner shoji, a catch that is attached to the connecting stile of the outer shoji corresponding to the connecting arm of the handle, and a connecting stile of the outer shoji. The frame is equipped with a slider that is movable up and down inside the frame, and upper and lower pulling cam bodies that are interlocked with each other via connecting rods on both the upper and lower sides of the slider. The arm is engaged with the catch seat to connect the mating poles of both the inside and outside shoji, and at the same time, the slider is raised to operate the upper and lower pulling cam bodies, thereby pulling the outside shoji toward the indoor side. An airtight device for a sliding door, in which an engaging claw that rotates in conjunction with the handle is attached to the handle facing toward the base of the outer shoji, and the handle is locked to the slider. an engaging surface that engages with the engaging pawl and applies a pushing force when the handle is rotated in the unlocking direction, and an engaging surface that engages with the engaging pawl and applies a pushing force when the handle is rotated in the unlocking direction. 1. An airtight device for a sliding door, characterized in that the airtight device is formed by forming an applied engagement surface. (f) An engaging claw that rotates in conjunction with the handle is attached to the handle inside the connecting frame of the inner shoji, and the tip of the engaging claw is inserted through the window hole provided in the connecting frame of the inner shoji and the outer shoji. The engaging surface engages with the engaging pawl to apply a pushing force when the lock is locked, and the engaging surface engages with the engaging pawl to apply a pushing force when the lock is unlocked. 5. The airtight device for a sliding door according to claim 4, wherein the engaging surface is formed as a slider inside the outer shoji frame. 6. An engaging pawl that rotates in conjunction with the handle is attached to the handle on the outside of the inner frame, and an engaging surface that engages with the engaging pawl to apply a pushing force when the lock is locked and an engaging surface that applies a pushing force when the lock is unlocked. The engagement surface that engages with the engagement claw and applies a downward force,
5. The airtight device for a sliding door according to claim 4, characterized in that a protrusion protruding to the outside of an outer shoji lily stile is formed on the protrusion of a slider integrally provided with the protrusion.