JPH0533636Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial field of application] The invention is based on the invention, in which a window is pivoted to a window frame with vertical and horizontal axes,
The present invention relates to a lever handle for a casement window that can be opened inward or folded inward by releasing the engagement between a window frame side engaging member and a window side engaging member via an interlocking member.

[Conventional technology]

Conventionally, in a casement window that can be opened inward or tilted inward, the window lock can be opened inward by moving the window-side engaging member in one direction relative to the window frame-side engaging member, or in the opposite direction. , or those configured to be released so that they can be folded inward are known.

[Problem that the invention attempts to solve]

However, since the handle of the conventional casement window is configured to lock or unlock the window by rotating the handle forward or backward, the handle must be rotated in the right direction to open or tilt the window inward. It is necessary to rotate the rotor in the reverse direction or in the reverse direction many times, which poses problems such as complicated and time-consuming operations.

As a result of studies in view of the above-mentioned conventional problems, the present invention has been developed by appropriately combining a handle for folding inward and a handle for opening inward, thereby providing a one-touch operation by simply rotating each handle downward. The object of the present invention is to provide a lever handle for a casement window, which allows the window to be easily and quickly opened and folded inward.

[Means for solving problems]

That is, in the present invention, a window is pivotally attached to a window frame at vertical and horizontal axes, and the engagement between the window frame-side engaging member and the window-side engaging member is released via the interlocking member, and the window is opened inward. , or a lever handle for a casement window that is provided to be tilted inward, and an interlocking bolt is attached to the main body fixed to the window so as to be slidable vertically by engaging with the handle receiver of the interlocking member, The handle is pivotally mounted to be able to rotate in the vertical direction, and when the handle for inward tilting is rotated downward, the interlocking bolt is guided to the other end of the arm whose one end is pivoted to the interlocking bolt so that it can be lowered. A shaft is provided, and the guide shaft is slidably engaged with an elongated hole formed near the pivot point of the inward-folding handle, and the inward-opening handle can be rotated in the vertical direction on the inward-folding handle. A deformable guide hole is provided at the base end of the inward-opening handle to allow the guide shaft to slide freely so that the interlocking bolt can be raised by rotating the inward-opening handle downward. The above-mentioned problems were solved by the above-mentioned structure.
[Embodiment] Hereinafter, the embodiment of the present invention will be described in detail based on the drawings.As shown in FIGS. 1 to 5, the main body 1
A long guide hole 2 extends vertically through the
The guide hole 2 is provided with a guide protrusion 4 for sliding the slide fitting 3, and an interlocking bolt 6 is fixed to the slide fitting 3 by a caulking pin 5. It is projected to the back side by a desired length, and is fitted into a handle holder which will be described later.

Furthermore, stoppers 7 and 8 are provided at both upper and lower ends of the guide hole 2 for regulating the movement of the interlocking bolt 6.
are provided for each.

Bosses 9, 9 protruding forward from the front lower end of the main body 1 have base ends (lower ends) of handles 10 for inward tilting.
is pivotally mounted on a shaft 11 so as to be rotatable in the vertical direction.

Near the pivot point a of this inward folding handle 10,
In other words, in FIG. 1, the left and right side walls 10a, 10a above the pivot point a by an appropriate size are provided with elongated holes 12.
is opened long in the length direction of the handle 10 for inward folding.

On the other hand, one end of an arm 13 is rotatably attached to the slide fitting 3 together with an interlocking bolt 6 by a caulking pin 5, and a guide shaft 14 is provided laterally at the other end of the arm 13. axis 1
4 is slidably engaged in the elongated hole 12 of the handle 10 for inward tilting, and by rotating the handle 10 for inward tilting downward, the interlocking bolt 6 can be moved downward as shown in FIG. It is as follows.

Further, an inward-opening handle 15 is pivotally supported on a shaft 16 at the front near the lower end of the inward-folding handle 10 so as to be rotatable in the vertical direction.

A deformation guide hole 17 having an approximately half-crank shape on the side is opened at the proximal end of the pivot point b of the inward-opening handle 15 relative to the inward-folding handle 10. 14
is slidably engaged with the guide shaft 14 and the arm 1 by rotating the inward opening handle 15 downward as shown in FIG.
3. The interlocking bolt 6 is configured to be able to move upward via the caulking pin 5 and the slide fitting 3.

Next, a casement window to which the above-described lever handle of the present invention is applied will be explained based on the drawings.

As shown in FIGS. 6 to 9 A, B, and C, the window 18 has upper and lower hinges 20 on the window frame 19,
The lower hinge 2 can be opened inward in the right-hand front direction in the figure around the vertical axes 20' and 21' of the lower hinge 21.
It is pivotally supported so as to be able to fall inward in the downward and forward direction centering on an inward roller fitting 26 that engages with the horizontal shaft 21'' of 1 and the inward hinge 22.

The window 18 includes a handle receiver 23 to which the interlocking bolt 6 is engaged, window-side engaging members, that is, roller fittings 24, 24', 24'', a hinge roller fitting 25, and an inward roller fitting 26. They are interlocked and connected so as to be reciprocally movable by an interlocking member 27 made of a wire, a plate spring, or the like.

On the other hand, the window frame 19 includes roller receivers 28, 28',
28″ is each of the above roller metal fittings 24, 24′, 24″
It is removably fixed.

In the above configuration, the lever handle is
It is fixed to the inner surface of the open end side of the window 18 with screws etc.
The interlocking bolt 6 is engaged with the handle receiver 23.

In the closed state shown in FIGS. 1, 2, 6, 7A, 8A, and 9, respectively, the roller fittings 24, 24', 24'' of the window 18, the inward roller fittings 26 is the roller receiver 28, 28' of the window frame 19,
28″, since they are engaged with the inward hinge 22,
Window 18 does not open.

With the window closed, move the inward opening handle 15 to the fourth position.
When rotated downward as shown in the figure, the inward-opening handle 15 rotates around the shaft 16, and its deformed guide hole 17 allows the guide shaft 14 to move upward through the elongated hole 12 of the inward-folding handle 10. Slide.
At the same time, the slide fitting 3 and the interlocking bolt 6, which are connected to the arm 13 by the caulking pin 5, rise until they come into contact with the stopper 7 of the main body 1.

As a result, the handle receiver 23 is pushed up, and the roller fittings 24, 24', 2
4'' and the folding roller metal fittings 26 move, and the roller receivers 28, 28', 28'' and the folding hinge 22 move.
The upper hinge 20 and the lower hinge 2 are disengaged from each other.
The window 18 can be opened inward toward the right front about the vertical axis 1.

Next, when the inward-folding handle 10 is rotated downward in the above-mentioned closed state, the inward-opening handle 15 is also rotated integrally as shown in FIG.
0 rotates around a shaft 11, and an arm 13 connected to a guide shaft 14, a slide fitting 3 and an interlocking bolt 6 connected to this by a caulking pin 5 descend until they come into contact with a stopper 8 of the main body 1.

As a result, the handle receiver 23 is pulled down,
The engagement of the roller fittings 24, 24', 24'' and the hinge roller fitting 25 with the roller receivers 28, 28', 28'' and the upper hinge 20 is shown in FIGS. 7C, 8C, and 9C. The hinge 22 and the roller fitting 26 engage as shown in FIG. 7C, and the lower hinge 21 and the hinge 2
The window 18 can be folded down and forward about the horizontal axis 2.

[Effect of idea]

Since the lever handle of the casement window according to the present invention is constructed as explained above, the inward opening handle 1
5 and the handle 10 for inward tilting are lever handles, the handles for opening and tilting the window inward can be easily operated by simply rotating each of the handles 15 and 10 downward with a single touch. and can be done quickly, thus preventing fires, etc.
In case of an emergency, it is possible to quickly respond to the smoke evacuation window.
Since the inward-opening handles 15 are assembled to the windows, the overall size can be reduced, and the installation space for the window 18 can be narrowed.Furthermore, each handle 10, 15 can be operated independently, so it is possible to prevent the inward-opening or inward-tilting from occurring incorrectly. It has the advantage of being reliable and easy to operate.

[Brief explanation of the drawing]

Figure 1 is a side view showing an embodiment of the lever handle for a casement window according to the present invention, Figure 2 is a front view of the same embodiment, Figure 3 is a bottom view of Figure 1, Figures 4 and 5. 6 is a partially sectional front view showing a casement window in a closed state; FIGS. 7A, B, C, and 8 Figures A, B, and C and Figure 9 A, B, and C represent the closed state, the inward-openable state, and the inward-foldable state cut along the - line, - line, and - line in Fig. 6, respectively. FIG. 1... Body, 6... Interlocking bolt, 10... Handle for inward tilting, 12... Long hole, 13... Arm,
14...Guide shaft, 15...Inward opening handle,
17... Deformation guide hole, 18... Window, 19... Window frame, 23... Handle receiver, 27... Interlocking member.

Claims (1)

[Scope of utility model registration request] A window is pivotally attached to a window frame with vertical and horizontal axes, and the engagement between the window frame side engaging member and the window side engaging member is released via the interlocking member, and the window is opened inward or tilted inward. In the casement window lever handle provided, the interlocking bolt is attached to the main body fixed to the window so that it can slide vertically by engaging with the handle receiver of the interlocking member, and the handle for folding inward is rotated vertically. A guide shaft is provided at the other end of the arm, one end of which is pivotally connected to the interlocking bolt so that the interlocking bolt can be lowered by the downward rotation of the inward handle. is slidably engaged with a long hole formed near the pivot point of the inward-folding handle, and the inward-opening handle is pivotally connected to the inward-folding handle so as to be pivotable in the vertical direction. A deformable guide hole is provided at the base of the inward-opening handle, and the guide shaft is slidably engaged therein so that the interlocking bolt can be moved upward by the downward rotation of the inward-opening handle. casement window lever handle.