JPH0724554Y2 - Corner airtight device in airtight device of vertical axis rotating window - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a corner airtight device in an airtight device for a vertical rotary window.

(Prior Art) This type of vertical axis rotating window is configured to have airtight materials around it in order to perform good airtightness. However, due to the relationship between the cross-sectional structure of the window frame and the airtight material. , There was a drawback that opening and closing becomes heavy. Therefore, the applicant of the present utility model has proposed the device shown in FIGS. 6 to 9 as Japanese Utility Model Laid-Open No. 58-72382.
That is, the rotating window is provided with the rotating shafts a and b at the center of the window frame A so that the shoji B can be rotated.

The window frame A is an indoor / outdoor top plate 1 or 2 which is curved inside and outside.
Upper frame 3 having the above, and indoor and outdoor bottom plates 4,5 curved to the outside of the room
And a vertical frame 7 and 7 '. As shown in FIG. 7, both vertical frames 7 and 7'are provided with vertical grooves 8 and side plates 9 and 9'continuously provided inside and outside with the open side of the vertical grooves 8 closed. And one vertical frame 7
The side plate 9 is provided with a vertical frame inner wall 10 projecting from the vicinity of the indoor side of the vertical groove 8 toward the inside at a right angle, and an airtight projecting piece 11 bent toward the indoor side is provided at the tip thereof. Further, a vertical frame outer wall 12 is projected at a right angle along the inner side from a position separated from the vertical groove 8 of the side plate 9 to the outside of the room longer than the vertical frame inner wall 10, and at the center of the vertical frame inner wall 12 inside the room. An airtight material receiving piece 13 that is inclined (open side) toward the side plate 9 side is provided.

On the side plate 9'of the other vertical frame 7 ', an inner wall 14 of the vertical frame is provided at a right angle so as to project from the inside 10 of the vertical frame to the inside thereof, and the airtight projection 15 is bent at the tip thereof toward the outside of the room. Is provided. Further, a vertical frame outer wall 16 is provided so as to project in a direction orthogonal to the vertical frame outer wall 12 at a right angle, and an airtight receiving piece 17 inclined (open side) toward the outside of the outdoor side is provided at the tip thereof.

On the other hand, the upper and lower frames 18,19 and the both vertical frames 20,20 'constituting the shoji B
The outdoor airtight material 21 attached to the outdoor side is formed in the same shape with the tongue piece 23 on the main body 22, and the airtight material 21 of the upper and lower frames 18, 19 abut the tongue piece 23 on the outer top plate 2 and the outer bottom plate 5, respectively. Let both sides 20 and 20 '
The outside airtight material (21) has a tongue piece (23) in contact with the inclined surfaces of the airtight material receiving pieces (13, 17). And the airtight material 24 attached to the indoor side is
A main body 26 having a tongue piece 25 is attached to the upper and lower stiles 18 and 19 similarly to the outside airtight material 21, and a sealing body 27 having a rectangular cross section is provided on both vertical stiles 20 and 20 'in place of the tongue piece 25. Attach only the main body 26,
The side surface of the sealing body 27 is brought into contact with the airtight protrusions 11 and 15.

(Problems to be solved by the invention) In the above-mentioned conventional device, the inner airtight member 2 of both vertical frames 20 and 20 'is
4 does not open and close while the tongue pieces are in contact with each other, but the sealing body 27 only contacts and separates from the airtight projecting pieces 11 and 15, so that opening and closing can be smoothly performed with a small force.

However, as shown in FIG. 9, the inner airtight member 24 has a tongue piece 25.
Since the main body (26) and the main body (26) having the sealed body (27) are joined by butting, the inner airtight member (2) of the upper and lower frames (18, 19) is formed.
4, the tongue piece 25 is in contact with the inner top plate 1 and the inner bottom plate 4 to be in a curved state as shown in FIG. 8. With this bending, the vertical frame 7,
There is a problem that a space is formed between the vertical frame inner walls 10 and 14 of 7 ', and outside air enters from this space.

In view of this, the present invention aims to provide an apparatus capable of reliably performing airtightness by providing airtight blocks at the four corners.

[Construction of the Invention] (Means for Solving Problems) The corner airtightness device in the airtightness device for the vertical axis rotating window of the present invention is the upper and lower frames 3, 6 having the inner top plate 1 and the inner bottom plate 4 provided on the indoor side.
And a vertical frame 7, 7'provided with inner walls 10 and 14 of the vertical frame which face the indoor side and project the airtight projecting pieces 11 and 15 on the closed side.
Inside, a horizontal main body 26 having a tongue piece 25 and a vertical main body 26 having a sealing body 27 are provided at corners, and a vertical fitting portion 42 for fitting the vertical sealing body 27 is provided. A corner airtight member 40 joined by a horizontal fitting portion 43 having a tongue piece 44 that fits the body 26 of the airtight material in the horizontal direction on the body 41 at a position orthogonal to the fitting portion 42, and the upper and lower frames 18, 19 to be attached. , A shoji B formed by a vertical frame 20 and 20 'for mounting a body 26 of an airtight material having a sealing body 27
Is provided so as to rotate vertically, and a sealing portion 31 is provided in an arc shape on the mounting portion 30 to be attached to each corner of the airtight protruding pieces 11 and 15, and a protrusion protruding toward the sealing portion 31 side on one side of the mounting portion 30. The airtight block C provided with the installation portion 34 and the main sealing portion 31 ′ provided in the arc shape on the protruding portion 34 is used as the vertical frame inner walls 10 and 14, the inner top plate 1 and the inner bottom plate 4.
The sealant 31 is located on the open side, and the corner airtight material 40 located at the corner of the inner airtight material is brought into close contact with the sealant 31 and the main sealant 31 '.

(Operation) In the present invention, the tongue pieces of the upper and lower inner airtight members are brought into contact with the hermetically sealing portion 31 and the main hermetically sealing portion 31 'to be deformed to hermetically seal the respective corner portions.

(Embodiment) An embodiment of the present invention will be described in detail with reference to FIGS. 1 to 3, and an airtight block C is formed as shown in FIG. That is, on one surface of the mounting portion 30 having a substantially rectangular parallelepiped shape, one end is located at the same height position as the mounting portion 30 and the other (downward in FIG. 1).
A sealing portion 31 that protrudes in a circular arc shape is provided. From the mounting portion 30 to the sealing portion 31, the vertical frame inner wall 1 in the conventional device is provided.
The extension 32 having the same width as or slightly longer than the wall thickness of the airtight protrusions 11 and 15 of 0 and 14 is provided, and the projection of the mounting portion 30 and the sealing portion 31 is provided with the inner ceiling of the upper frame 3 of the window frame A. Inner bottom plate 4 of plate 1 or lower frame 6
Arc-shaped contact surface 33 so that it closely contacts the curved arc surface of
Is provided.

Then, a protruding portion 34 that protrudes toward the closed portion 31 side is provided on one side of the carrying portion 30, and the airtightness of the vertical frame inner walls 10 and 14 of the conventional device is provided on the side opposite to the mounting portion 30 of the protruding portion 34. An extension portion 32 having the same width as the wall thickness of the projecting pieces 11 and 15 is provided, and a main sealing portion 31 ′ that protrudes in an arc shape from the same height position as the projection portion 34 and the mounting portion 30 of the extension portion 32 toward the other is provided. The main sealing portion 31 'is provided with a circular arc-shaped main contact surface 33' located on an extension of the contact surface 33 on the protruding portion.

The airtight block C is configured as described above, and the window frame A
It will be explained when it is attached to the four corners of the above, but is attached to the lower frame 6 side as shown in FIGS. That is, the anti-sealing portion of the mounting portion 30
31 side to the vertical frame inner wall side 10 and 14, respectively, and the extension 32 to the airtight projection piece 11,
After fixing to 15, the contact surface 33 and the main contact surface 33 'are brought into close contact with the inner bottom plate 4 and fixed.

As shown in FIGS. 4 and 5, the inner airtight material 24 used in this embodiment is divided into a horizontal main body 26 having a tongue piece 25 and a main body 26 having a vertical sealing body 27 at a corner. It is formed by connecting the body corner airtight materials 40. The corner airtight member 40 is entirely made of a synthetic resin sponge, and a vertical fitting portion 42 that fits into the vertical sealing body 27 is projectingly provided on one surface of the main body 41 to form a vertical fitting portion 42. A horizontal fitting portion (43) that fits in the main body (26) of the airtight material in the horizontal direction is provided on the main body (41) at an orthogonal position. Then, on the surface opposite to the vertical fitting portion 42,
Two tongue pieces 44 having the same shape as the tongue piece 25 of the main body 26 of the airtight material are projectingly provided, and a connecting tongue piece 45 to be inserted between the tongue pieces 25 is provided on the horizontal fitting portion 43 side of the tongue piece 44. It projects on one body.

Since the others are the same as the conventional ones, the same reference numerals are given and the description thereof will be omitted.

Therefore, when the shoji B is closed, the tongue of the corner airtight material 40 is closed.
The 44 is brought into close contact with the main hermetically sealed portion 31 ′ of the airtight block C by being deformed and contacting. When the tongue piece 44 is deformed, the connecting tongue piece 45 is inserted between the tongue pieces 25 of the inner airtight member 24, so that the tongue piece 25 and the tongue piece 44 maintain the connected state and the gap is maintained. Does not occur.

[Effect of the Invention] In the present invention, the airtightness of each corner can be ensured.

[Brief description of drawings]

FIG. 1 is a perspective view of an airtight block of an embodiment of a corner airtight device in an airtight device for a vertical rotary window according to the present invention, FIG.
Figure is a cross-sectional plan view of the vertical frame with airtight block attached, Figure 3 is a vertical side view of the lower frame, Figure 4 is a front view showing the joint state of the inner airtight material, and Figure 5 is the corner airtightness. FIG. 6 is a side view of the material, FIG. 6 is a front view of a conventional rotating window, FIG. 7 is a cross-sectional plan view, FIG. 8 is a longitudinal side view, and FIG. 9 is a front view showing a connected state of an inner airtight material. 1 ... inner ceiling, 3 ... upper frame, 4 ... inner bottom plate, 6 ... lower frame, 7,7 '... vertical frame, 10,14 ... vertical frame inner wall, 11,15 ... airtight protrusion , 18 …… Upper frame, 19 …… Lower frame, 20,20 ′ …… Vertical frame, 2
4 ... Airtight material, 25 ... Tongue piece, 26 ... Main body, 27 ... Sealing body, 30 ... Mounting part, 31 ... Sealing part, 31 '... Main sealing part,
34 …… Projection part, 40 …… Corner airtight material, 41 …… Main body, 42
...... Vertical fitting, 43 ...... Horizontal fitting, 44 ...... Tongue, 45 ......
Connecting tongue.

Claims (1)

[Scope of utility model registration request] 1. Upper and lower frames 3 and 6 provided with an inner top plate 1 and an inner bottom plate 4 on the indoor side, and a vertical frame inner wall 10 provided with airtight protrusions 11 and 15 facing the indoor side on the closed side. A horizontal body 26 having a tongue piece 25 in a window frame A formed by vertical frames 7 and 7'provided with 14 and a sealing body.
A vertical fitting portion 42 that fits into the vertical sealed body 27 is provided at a corner with the vertical main body 26 having the vertical fitting portion 42.
The upper and lower frames 18, 19 for attaching the corner airtight material 40 joined by the horizontal fitting portion 43 having the tongue piece 44 that fits the body 26 of the airtight material in the horizontal direction to the body 41 in the position orthogonal to The shoji B formed by the vertical frames 20 and 20 'for mounting the body 26 of the airtight material having the above is provided so as to rotate vertically, and the sealing portion 31 is attached to each corner of the airtight protrusions 11 and 15 and the sealing portion 31 is formed in an arc shape. The airtight block C provided with a protruding portion 34 protruding toward the sealing portion 31 side on one side of the mounting portion 30 and having a main sealing portion 31 'in an arc shape on the protruding portion 34 The inner walls 10, 14 and the inner top plate 1 and the inner bottom plate 4 are closely attached to each other and fixed, the sealing portion 31 is positioned on the open side, and the corner airtight material 40 located at the corner of the inner airtight material is mainly connected to the sealing portion 31. A corner airtight device in an airtight device for a vertical axis rotating window, which is in close contact with the sealing portion 31 '.