JP2008127803A - Inclination angle adjusting device for inward tiltable window, and inward tiltable window with the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an inward tiltable window which facilitates operation of a tilting angle from an inside surface of the window. <P>SOLUTION: There is provided an inclination angle adjusting device for the inward tiltable window, which is formed with a guide groove consisting of a wide-width groove 22A and a narrow-width groove 22B serially extending along a longitudinal direction of a stile. A lower edge of the wide-width groove 22A of the guide groove is set as a first opening limit of a sash while a lower edge of the narrow-width groove 22B is set as a second opening limit. Then a movable shaft 21A is formed so as to have a small external-diameter portion slidably guided in the range of the narrow-width groove 22B, a large external-diameter portion formed on a lower portion of the small external-diameter portion, and slidably guided in the range of the wide-width groove 22A, a large-diameter movable shaft bottom formed on a lower portion of the large external-diameter portion and having a diameter larger than that of the large external-diameter portion, and a compressive spring loosely inserted into the small external-diameter portion, for pressing a surface of a guide member 22. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a tilt angle adjusting device for an inward window and an inward window having the same.

In a general inward window, a lower frame that forms a window frame and a lower frame that forms a shoji are connected by a hinge so as to be tiltable in the indoor exterior direction. Then, by swinging the arm connecting the vertical frame of the window frame and the vertical rod of the shoji, it can be opened and closed in two stages, when the tilt angle of the shoji is small and large.
In the invention described in Patent Document 1, one end of an arm is connected to a slider, and this slider is supported by a guide rail fixed to a window frame so as to be slidable up and down. A stopper whose position can be adjusted is provided at the lower end of the guide rail. On the other hand, the other end of the arm is connected to a bracket fixed to the shoji. By switching the latch mechanism provided at the lower part of the arm, the tilt angle can be adjusted, and can be opened and closed in two stages when the shoji tilt angle is small and large.
Japanese Patent No. 3304074

However, in the said invention, it was not something which can be operated from the indoor surface of a window frame or a shoji, and there existed a problem that adjustment of a fall angle was not easy.
Accordingly, a main problem of the present invention is to provide an inward-turning window that can easily operate the tilt angle from the indoor surface.

The present invention that has solved the above problems is as follows.
<Invention of Claim 1>
According to the first aspect of the present invention, there is provided an arm, a guide member that is attached to the vertical shaft of the shoji of the inward window, and that can move a movable shaft attached to one end of the arm in the vertical direction; A tilt angle adjusting unit having a mounting frame attached to the vertical frame and rotatably supporting the other end of the arm with play; and an operation knob mounted on the interior surface of the vertical shaft of the sliding door sliding door An inclining window tilt angle adjusting device having an operation portion having a movable shaft pressing piece that presses the movable shaft by rotating the operation knob, wherein the guide member includes a wide groove, The narrow groove has a guide groove that is continuous in the vertical direction of the vertical frame. The lower end of the wide groove of this guide groove is the first opening limit in the shoji, and the lower end of the narrow groove is the second opening limit. The shaft has a small outer diameter that is slidably guided within the narrow groove, and a lower portion of the small outer diameter. A large outer diameter portion that is slidably guided in the range of the wide groove, a movable shaft bottom portion that is formed at a lower portion of the large outer diameter portion and is larger in diameter than the large outer diameter portion, and a small A compression spring that is loosely penetrated by the outer diameter portion and presses the surface of the guide member. In the range of the wide groove, the large outer diameter portion is slidably guided in the wide groove, and the compression spring The bottom of the movable shaft is slidably locked to the back surface of the guide member, and in the narrow groove range, the small outer diameter portion is slidably guided in the narrow groove, and the compression spring has a large outer diameter. The portion is slidably locked to the back surface of the guide member, and the guide between the large outer diameter portion and the wide groove of the movable shaft is released by rotating the operation knob at the first open limit position. The tilt angle is characterized in that the small outer diameter portion is slidably guided into the narrow groove by further tilting the shoji in that state. Is an adjustment apparatus.

(Function and effect)
The movable shaft has a small outer diameter portion slidably guided in the narrow groove range and a large outer diameter formed below the small outer diameter portion and slidably guided in the wide groove range. A movable shaft bottom portion formed below the large outer diameter portion and having a larger diameter than the large outer diameter portion, and a compression spring that is loosely penetrated by the small outer diameter portion and presses the surface of the guide member In the range of the wide groove, the large outer diameter portion is slidably guided in the wide groove, and the movable shaft bottom portion is slidably locked to the back surface of the guide member by the compression spring. In the range of the narrow groove, the small outer diameter portion is slidably guided in the narrow groove, and the large outer diameter portion is slidably locked on the back surface of the guide member by the compression spring. By rotating the operation knob in the open limit position, the guide of the large outer diameter part and wide groove of the movable shaft is released, and the shoji can be further tilted in this state. With the configuration in which the small outer diameter portion is slidably guided in the narrow groove, after the stop at the first opening limit, the operation of the tilt angle for further opening is possible on the indoor surface. The angle can be easily manipulated.
In addition, if the shoji is returned in the direction to close the window, the movable shaft moves from the narrow groove to the wide groove, and the large outer diameter is pushed up by the compression spring to return to the wide groove, so the closing operation is easy. It is.

<Invention of Claim 2>
The invention according to claim 2 is an inward-turning window comprising the tilt angle adjusting device according to claim 1.

  According to the present invention, there is an advantage that the tilt angle can be easily operated from the indoor surface.

Embodiments of the present invention will be described below.
As shown in FIGS. 9 and 10, the tilt angle adjusting device 1 for the shoji of the inward window according to the present invention adjusts the tilt angle of the shoji 51 attached to the window frame 50 of the inward window. 2 and an operation unit 3 for operating the tilt angle adjusting unit 2 from the interior surface of the shoji 51. Note that reference numeral 52 in FIG. 9 denotes a latch.

  1 to 3, the inclination angle adjusting unit 2 is attached to the arm 21 and the vertical shaft 51A of the shoji 51, and the movable shaft 21A attached to one end of the arm 21 is connected to the vertical shaft 51A. A guide member 22 that is slidable in the vertical direction, and a fixture 23 that is attached to the vertical frame 51A of the window frame 50 and rotatably supports the other end of the arm 21 with play. .

  The movable shaft 21A is formed so as to be slidable in the range of the narrow groove 22B, and is formed in the lower portion of the small outer diameter portion 21a and is slidably guided in the range of the wide groove 22A. A large outer diameter portion 21b, a movable shaft bottom portion 21c formed below the large outer diameter portion 21b and having a larger diameter than the large outer diameter portion 21b, and loosely penetrated by the small outer diameter portion 21a, and A compression spring 21d that presses the surface of the guide member 22.

  The large outer diameter portion 21b is slidable in the range of the wide groove 22A above the guide groove of the guide member 22, and as shown in FIG. 11, the lower end of the wide groove 22A (the wide groove 22A and the narrow groove). 22B becomes the first opening limit, and the first stage of shoji 50 is stopped from falling. This stop is when the shoji 50 is tilted at a small angle, and is made when it is opened slightly for ventilation or the like.

  On the other hand, the small outer diameter portion 21a is slidable in the range of the narrow groove 22B below the guide groove. The lower end of the narrow groove 22B becomes the second opening limit, and the second stage shoji 50 falls down. Is stopped. This stop is when the shoji 50 is tilted at a large angle, and is made when the shoji 50 is opened wide by cleaning or the like.

  A pressing plate 21e is attached to the lower portion of the compression spring 21d, and the surface of the guide member 22 is pressed through the pressing plate 21e. The pressing plate 21e is loosely penetrated by the small outer diameter portion 21a, and presses the surface of the guide member 22 by the compression spring 21d, thereby pushing up the movable shaft 21A itself. As a result, in the range of the wide groove 22A, FIG. 3 (1), the large outer diameter portion 21b is slidably guided in the wide groove, and the movable shaft bottom portion 21c is slidably locked to the back surface of the guide member 22. 3 (2), in the range of the narrow groove 22B, the small outer diameter portion 21a is slidably guided in the narrow groove 22B, and the large outer diameter portion 21b is formed on the back surface of the guide member 22. It is slidably locked.

  Further, when the shoji 51 is returned to the closing direction by the compression spring 21d, the movable shaft 21A moves from the narrow groove 22B into the wide groove 22A, and the large outer diameter portion 21b is pushed up by the compression spring 21d to widen the wide groove 22A. Can be stopped at the first opening limit, and when the shoji 51 is returned, the shoji 51 is closed.

  When the movable shaft bottom portion 21c and the large outer diameter portion 21b are locked to the back surface of the guide member 22 by the compression spring 21d, the first opening limit (for example, about 20 °) and the second opening limit (for example, 45). The backlash of the shoji 51 can also be suppressed at about °.

  The guide members 22 are respectively attached to the vertical rods 51A of the shoji 51. As described above, the wide groove 22A and the wide groove 22A can be stopped so as to be stopped at the two-stage tilt angle of the first opening limit and the second opening limit. A guide groove having a different groove width from the narrow groove 22B is provided. The large outer diameter portion 21b is slidably guided in the range of the wide groove 22A, and the small outer diameter portion 21a is slid in the range of the narrow groove 22B. It is guided so that it can move.

  The fixture 23 is attached to the vertical frame 50A of the window frame 50, and supports the other end of the arm 21 so as to be rotatable with play. The fixture 23 includes a fixture main body 23A and a fixing pin 23C attached to the overhanging portion 23B of the fixture main body 23A, and a hole 21B formed at the other end of the arm 21 penetrates the fixing pin 23C. It has come to be.

Next, the operation unit will be described below with reference to FIGS.
The operation unit 3 includes an operation knob 31 attached to the interior surface of the vertical shaft 51A of the shoji 51 of the inward window, and a movable shaft pressing piece 32 that presses the movable shaft 21A by rotating the operation knob 31. ,have.

  As shown in FIGS. 9 and 10, the operation unit 3 is attached to the interior surface of the left and right vertical fence 51 </ b> A of the shoji 51, and by rotating the operation knob 31 as shown in FIG. 4. The movable shaft pressing piece 32 extending from the operation knob 31 around the swing fulcrum 33 can press the movable shaft 21A and push down the movable shaft 21A (turning to the vertical frame 50A side of the window frame 50). Yes. The operation knob 31 is always returned to the return state by the spring 34 when the hand is released. Similarly, the pushed movable shaft 21A is also urged by the compression spring 21d so as to always return. Since the operation knob 31 is returned to the normal position by the spring, the movement of the movable shaft 21A is not hindered when returning the shoji 51 to the closing direction. 5 to 7 is a shaft support member that pivotally supports the swing support point 33 that forms the swing support point 33 of the operation knob 31, and reference numeral 36 is a case.

  With the operation unit 3, after the first-step tilt angle is stopped, a tilt angle operation for further opening (second-stage slide operation) can be performed on the indoor surface, and the tilt angle can be easily operated.

It is a top view of an inclination angle adjustment part. It is the side view. It is the front view. It is a schematic diagram for demonstrating the relationship between an inclination angle adjustment part and an operation part. It is a bottom view of an operation part. It is the II sectional drawing. It is the II-II sectional view. FIG. It is a room side front view of an inward fall window. FIG. It is a vertical side view for demonstrating the fall angle of the shoji.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Inclination angle adjustment device, 2 ... Inclination angle adjustment part, 3 ... Operation part, 21 ... Arm, 21A ... Movable shaft, 21B ... Hole, 21a ... Small outer diameter part, 21b ... Large outer diameter part, 21c ... Movable shaft Bottom part, 21d ... compression spring, 21e ... pressure plate, 22 ... guide member, 22A ... wide groove, 22B ... narrow groove, 23 ... fixture, 23A ... fixture body, 23B ... overhang, 23C ... fixing pin, DESCRIPTION OF SYMBOLS 31 ... Operation knob, 32 ... Movable shaft pressing piece, 33 ... Swing fulcrum, 34 ... Spring, 35 ... Shaft support member, 36 ... Case, 50 ... Window frame, 51A ... Vertical frame, 51 ... Shoji, 51A ... Vertical shaft 52 ... Latch.

Claims (2)

An arm, a guide member that is attached to the vertical shaft of the shoji of the inward window and that can move the movable shaft attached to one end of the arm in the vertical direction, and is attached to the vertical frame of the window frame A tilt angle adjusting unit having a fixture that rotatably supports the other end of the
An operation portion having an operation knob attached to the interior surface of the vertical wall of the sliding door of the inward window and a movable shaft pressing piece that presses the movable shaft by rotating the operation knob. A tilt angle adjusting device for a fall window,
The guide member has a guide groove in which a wide groove and a narrow groove are continuous in the vertical direction of the vertical frame,
The lower end of the wide groove of the guide groove is the first opening limit of the shoji, the lower end of the narrow groove is the second opening limit,
The movable shaft has a small outer diameter portion slidably guided in the narrow groove range and a large outer diameter formed below the small outer diameter portion and slidably guided in the wide groove range. A movable shaft bottom portion formed below the large outer diameter portion and having a larger diameter than the large outer diameter portion, and a compression spring that is loosely penetrated by the small outer diameter portion and presses the surface of the guide member Have
In the range of the wide groove, the large outer diameter portion is slidably guided in the wide groove, and the movable shaft bottom portion is slidably locked to the back surface of the guide member by the compression spring.
In the range of the narrow groove, the small outer diameter portion is slidably guided in the narrow groove, and the large outer diameter portion is slidably locked to the back surface of the guide member by the compression spring,
By rotating the operation knob at the first open limit position, the guide of the large outer diameter portion and the wide groove of the movable shaft is released, and the small outer diameter portion is further tilted by tilting the shoji in that state. It is configured to be slidably guided in the narrow groove,
An inclination angle adjusting device characterized by that. The tilt angle adjusting device according to claim 1 is provided.
An interior fall window characterized by that.

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