JPS6328295Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] This invention is such that the shoji door is placed outside and below the sash frame when it is open, and the shoji door is housed within the sash frame when it is closed. This relates to elevating windows.

[Prior art]

Conventionally, elevating windows have been known to have a structure in which an upper shoji door and a lower shoji door are shifted in the indoor/outdoor direction, and one or both shoji doors are attached to the sash frame so that they can be raised and lowered. . However, in the case of elevating windows with this structure, the upper and lower shoji doors are always shifted toward the indoor/outdoor direction, resulting in thicker sash frames and poor watertightness when the elevating windows are closed. There is a problem.

[Purpose of the invention, structure]

The purpose of this invention is to provide an elevating window that can advantageously solve the above-mentioned problems. The lower end of the arm 3, whose upper part is tilted toward the outdoor side, is pivoted to the left and right sides of the sash door 4. A guide member 5 is fitted so as to be movable up and down,
The upper end of the arm 3 is pivotally connected to the guide member 5, and the arm 3 is attached to the vertical frame member 2 of the sash frame 1 immediately after the shoji door 4 is projected to the outdoor side of the sash frame.
Stopper 6 for regulating arm inclination to prevent inclination of
is fixed directly or indirectly, the shoji door 4 is suspended and supported by the elevating strip 7, and a shoji door stopper 8 is provided at the upper end of the guide member 5. .

〔Example〕

Next, this invention will be explained in detail using illustrated examples.

The drawing shows an embodiment of this invention, in which arm lower end mounting bases 9 are attached to screws 10 at the upper and lower parts of the vertical frame members 2 on both the left and right sides of the sash frame 1.
The lower end of the ejecting arm 3 is pivotally attached to each arm lower end mounting base 9 by a horizontal shaft 11, and the left and right horizontal shafts 11 are arranged on a horizontal straight line,
An arm inclination regulating stopper 6 for regulating the maximum inclination angle in the protruding direction of the arm 3 is fixed to the arm lower end mounting base 9 or the vertical frame member 2. Further, when the rubber watertight packing 12 is fitted into the sash frame 1 and the frame of the shoji door 4 is in contact with the watertight packing 12, the arm 3 will be slightly tilted in the direction in which the upper part of the arm 3 falls toward the outdoor side. is inclined to.

Vertical guide members 5 having a length extending from the upper frame member 35 to the lower frame member 18 of the sash frame 1 are fitted in the vertical frame members 13 on both the left and right sides of the shoji door 4, and are movable up and down. , two arm upper end mounts 14 are arranged at intervals in the vertical direction and fixed with screws 15, and the upper end of the arm 3 is pivotally attached to the arm upper end mounts 14 by a horizontal shaft 16, and the left and right The horizontal axis 16 of the shoji door 4 in each guide member 5 is arranged on a horizontal straight line.
A shoji door stopper 8 to be engaged with the upper surface of the shoji door 4 is fixed by screws 17 to the upper end portion protruding from the shoji door 4.

The lower frame member 18 of the sash frame 1 is provided with a slope 19 that slopes downward from the indoor side to the outdoor side, and the lower part of the lower frame member 20 of the shoji door 4 is a roller mounting base with a feeding roller 21 attached thereto. 22 are fixed with screws 23, and a plurality of roller mounts 24 are arranged at intervals in the vertical direction on each vertical frame member 13 of the shoji door 4 and are fixed with screws 25, and the roller mounts 24 are fixed with screws 23. A detent roller 26 is attached by a horizontal shaft 27, and a recess 28 is provided on the outdoor side flange of the vertical frame member 2 of the sash frame 1 to allow the roller 26 to pass through and for the arm 3 to protrude.

A lower groove wheel mounting base 30 is fixed to the left and right sides of the upper frame member 29 of the shoji door 4 with screws 31, and a lower groove wheel support bracket 33 to which a lower groove wheel 32 is attached is attached horizontally to the lower groove wheel mounting base 30. The upper groove wheel mounting base 36 is pivotally attached to the shaft 34, and is fixed to the upper frame member 35 of the sash frame 1 on both left and right sides of the lower groove wheel 32 with screws 37, and the upper groove wheel mounting base 36 has an upper groove. An upper groove wheel support fitting 39 with a wheel 38 attached thereto is pivoted by a horizontal shaft 40, and one end of the elevating operation strip 7 made of a thin wire rope or string is connected to one end of the upper frame member 35 of the sash frame 1. The strip 7 is connected to a strip fixing metal fitting 41 fixed to the strip, and the strip 7 is wrapped around the upper part of the upper groove wheel 38 and the lower part of the lower groove wheel 32, and is attached to the sash frame 1 or a wall, pillar, etc. A known manual winding device 43 is wound around a diverting groove wheel 42 and then fixed to a wall, pillar, etc.
It is wound around a winding drum and locked.

The manual winding device 43 is equipped with a ratchet-type locking device for preventing reverse rotation connected to the winding drum, and when lowering the shoji door, the pawls of the ratchet-type locking device are connected to a ratchet wheel using an operating lever or the like. Remove from. By engaging the claw pieces with the ratchet wheel by the force of a spring or the like even when the shoji door is lowered,
It is possible to stop the lowering of the shoji door. Further, the maximum length of the strip 7 is determined by the maximum opening stroke of the shoji door.

Figures 3 to 5 show the state in which the elevating window is closed, and the shoji door 4 is attached to the sash frame 1.
At the same time, the frame of the shoji door 4 is brought into contact with the rubber watertight packing 12 fitted in the sash frame 1, and each arm 3 is slightly tilted in the direction in which the upper part of the arm 3 is tilted toward the outdoor side. It is sloping.

When opening the elevating window, when the ratchet type locking device in the manual winding device 43 is removed, the elevating strip 7 is unwound from the winding drum of the manual winding device 43 due to the weight of the shoji door 4, and the arm 3 is opened. The shoji door 4 is rotated about the horizontal axis 11 at the lower end in a direction to fall toward the outdoor side, and the shoji door 4 moves slightly downward, and the feeding roller 21 is supported by the slope 19 of the lower frame material 18 of the sash frame 1. The shoji door 4 and the guide member 5 move in parallel toward the outdoor side.

Next, the detent roller 26 of the shoji door 4 is moved to the recess 1 of the outdoor side flange in the vertical frame member 2 of the sash frame 1.
8, the arm 3 hits the inclination regulating stopper 6, and the arm 3 stops rotating in the outdoor direction, and then the shoji door 4 descends along the guide member 5. When the shoji door 4 begins to lower, one of the detent rollers 26 attached to the vertical frame member 13 of the shoji door 4 comes into contact with or approaches the outer surface of the vertical frame member 2 of the sash frame 1, and in this state, the shoji door Since the door 4 is lowered, the shoji door 4 will not return to the sash frame 1 due to wind pressure or the like.

When the shoji door 4 descends to a predetermined maximum open position (a state in which the upper part of the shoji door 4 overlaps the guide member 5 by the required minimum length), the strips 7 wound on the winding drum are completely unwound. Moreover, since the ends of the strips 7 are connected to the winding drum, the shoji door will not fall off.

Next, when closing the elevator window, the manual winding device 43
When the handle 44 is rotated in the winding direction to wind the lifting strip 7 onto the winding drum, the shoji door 4 is lifted along the guide member 5, and when it is lifted to a predetermined position. , the upper end of the shoji door 4 abuts against the shoji door stopper 8 at the upper end of the guide member 5.

When the strip 7 is further wound up, the arm 3 is rotated indoors around the horizontal axis 11 at its lower end, so the guide member 5 and the shoji door 4 are pulled into the sash frame 1, and the shoji door 4 is pulled into the sash frame 1. is pressed against the watertight packing 12 of the sash frame 1, the manual winding device 4
The ratchet type locking device at 3 is automatically activated and held in that position.

When this invention is implemented, when the strips 7 are loosened and the shoji door 4 is moved from inside the sash frame 1 to outside the sash frame 1, a spring is attached to the sash frame 1 for the purpose of quickly and reliably moving the shoji door 4 from inside the sash frame 1. A built-in shoji door presser may be provided.

[Effect of idea]

According to this invention, the lower ends of the arms 3, which are inclined in the direction in which the upper part falls toward the outdoor side, are pivotally attached to the upper and lower parts of the vertical frame members 2 on both the left and right sides of the sash frame 1, and A guide member 5 having a length extending from the upper frame member 35 to the lower frame member 18 of the sash frame 1 is fitted on both sides so as to be able to rise and fall freely, and the upper end of the arm 3 is pivotally attached to the guide member 5,
An arm tilt regulating stopper 6 is directly or indirectly fixed to the vertical frame member 2 of the sash frame 1 to prevent the arm 3 from tilting immediately after the shoji door 4 is projected to the outside of the sash frame. The door 4 has a lifting strip 7
Since the arm 3 is suspended and supported by the shoji door 4, by simply loosening the elevating strip 7, the arm 3 is tilted toward the outdoor side using the own weight of the shoji door 4, and the shoji door 4 is
can be automatically projected to the outdoor side of the sash frame 1, and immediately after the shoji door 4 is pushed out to the outdoor side of the sash frame 1, the arm 3 hits the arm inclination regulating stopper 6, and the arm 3 Since the tilting rotation of the shoji door 4 is prevented, by further loosening the elevating strip 7 in this state, the shoji door 4 can be moved to the guide member 5.
The elevating window can be opened to the fully open position with a simple operation, and when closing the elevating window, the shoji door 4 can be lifted by simply pulling the elevating strip 7. When the shoji door 4 rises to a predetermined position, it hits the shoji door stopper 8 of the guide member 5, and when the strip 7 is further pulled, the arm 3 is rotated toward the indoor side, and the arm 3 is rotated toward the indoor side. Since the guide member 5 and the shoji door 4 supported by the sash frame 1 are automatically drawn into the sash frame 1, the shoji door 4 located below outside the sash frame can be moved into the sash frame 1 by a simple operation. Since the elevating window can be closed and the shoji door 4 is pulled into the sash frame 1 and closed, the watertightness is good, and
Since the shoji door 4 is configured to protrude to the outdoor side of the sash frame 1 and then lower to open, the thickness of the sash frame in the indoor/outdoor direction can be reduced, resulting in economical effects. .

[Brief explanation of the drawing]

The drawings show one embodiment of this invention, in which FIG. 1 is a schematic front view of a closed elevator window, and FIG. 2 is a schematic longitudinal sectional side view thereof. 3 to 5 are detailed views of the closed elevator window, in which FIG. 3 is a front view showing the upper right corner of the elevator window, and FIG. 4 is a partially cutaway vertical side view of the elevator window. Fifth
The figure is a cross-sectional plan view showing a part of the elevating window. 6th
The figure is a partially cutaway vertical side view showing the shoji door in its protruding state, Figure 7 is a cross-sectional plan view showing part of the elevating window when the shoji door is protruding, and Fig. 8 is the state in which the elevating window is open. FIG. 3 is a partially cutaway vertical side view. In the figure, 1 is a sash frame, 2 is a vertical frame member, 3 is an arm, 4 is a shoji door, 5 is a guide member, 6 is a stopper for regulating arm inclination, 7 is a lifting strip, 8 is a shoji door stopper, 9 is an arm lower end mounting base, 11 is a horizontal shaft, 12 is a watertight packing, 14 is an arm upper end mounting base, 16 is a horizontal shaft, 19 is a slope, 21 is a feeding roller, 26 is a detent roller, 28 is a recess, 32 is the lower groove wheel, 33 is the lower groove wheel support fitting,
34 is a horizontal shaft, 38 is an upper groove wheel, 39 is an upper groove wheel support fitting, 40 is a horizontal axis, 43 is a manual winding device, 44
is the handle.

Claims (1)

[Scope of utility model registration request] The lower ends of arms 3, whose upper parts are tilted toward the outdoor side, are pivotally attached to the upper and lower parts of the vertical frame members 2 on both the left and right sides of the sash frame 1, and the shoji door 4
A guide member 5 having a length extending from the upper frame member 35 to the lower frame member 18 of the sash frame 1 is fitted on both left and right sides of the sash frame 1 so as to be movable up and down, and the upper end of the arm 3 is pivotally connected to the guide member 5. , an arm inclination regulating stopper 6 is directly or indirectly fixed to the vertical frame member 2 of the sash frame 1 to prevent the arm 3 from inclining immediately after the shoji door 4 is projected to the outdoor side of the sash frame; An elevating window characterized in that the shoji door 4 is suspended and supported by elevating strips 7, and a shoji door stopper 8 is provided at the upper end of the guide member 5.