JP2003074272A - Roll screen device and window sash using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roll screen device capable of slowly moving a storage case only with return operation and storing a roll screen without making impulsive stop sound, and to provide a window sash using the roll screen device. SOLUTION: A roll-like screen body 30 wound by a winding shaft in a storage case 40 and housed is pulled out to the opening part of the window sash and spread. The winding shaft is provided with a winding part 80 for applying the winding energizing force in the direction of winding the screen body in the storage case 40, and a braking means 100 formed of an oil damper device for applying braking force against the energizing force in the winding direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window sash roll screen device provided in a window sash having a frame and a sliding door or an opening door, and more particularly to a window sash that is wound around a winding shaft in a storage case for storage. And a roll screen device provided with a winding portion for applying a winding attachment force for winding the screen body in the storage case to a winding shaft, Regarding a window sash using this.

[0002]

2. Description of the Related Art Generally, when a shoji is opened in various window sashes such as a sliding window, a pulling window, a sliding window, and a door (hereinafter referred to as a concept including a door). In addition, a screen device such as a screen door device is often provided in order to close an opening in the window frame. In particular, in recent years, there has been proposed a roll screen device in which a screen body such as a net portion is wound and stored in a storage case in a roll shape.In such a roll screen device, the screen body is used when the screen is not used. Since it can be stored in a storage case and is not exposed, it is widely used because of its excellent appearance and storability of the screen body.

The following are such conventional roll screen devices. This is applied to the opening window 20 as shown in FIG. As shown in FIG. 5 and FIG. 6, the roll screen device 10 includes a storage case 40 provided along one vertical frame 21 of the opening window 20, and a wide width which is retractably wound into the storage case 40. And a screen body 30 including an edge portion 71 fixed to the vertical frame 21 in the vertical direction.

When the roll screen device 10 is used, when the shoji or open door is open,
By moving the storage case 40 along the opening of the opening window 20, the screen body 30 is pulled out from the storage case 40, and the storage case 40 is fixed to the vertical frame 21 or the like on the opposite side, so that the opening in the frame is opened. It is closed at 30. Reference numeral 46 indicates a handle for moving the storage case.

Further, in such a window sash roll screen device 10, the roll screen device 10 is housed in the housing case 40 in a winding direction in which the net portion 70 of the screen body 30 is wound into the housing case 40. The insect repellent property is improved by providing a winding unit for giving a force and keeping the screen body 30 in close contact with the frame body while maintaining a tension state.

That is, the roll screen device 10 is provided with a winding portion that allows the mesh portion 70 to be freely drawn into the storage case 40 from the opening portion thereof, and also applies a biasing force in the winding direction to wind the net portion 70. .

In this example, the storage case 40 is slidably connected to the frame body of the opening window 20 in the direction of sight, and the vertical frame 21 of the opening window 20 is connected to the edge portion of the mesh portion 70. 71 is fixed, and the winding portion is provided with a net winding shaft.
0 indicates that when the storage case 40 slides, the storage case 40
Locking means is provided between the storage case 40 and the inner surface of the other vertical frame so that the storage case can be pulled out to the outside, and the storage case is detachably locked.

[0008]

In the conventional roll screen device for window sashes described above, since the roll-shaped mesh portion is strongly urged in the direction of being rewound into the storage case, the open window. When the frame body and the storage case are disengaged from the state of being stretched in the opening, the storage case may vigorously return in the direction of the opposite vertical frame and hit the vertical frame to stop. .

The momentum of returning the storage case is increased by increasing the rotational urging force of the tensioning device to more reliably press the net against the window sash frame.

However, if the return speed of the storage case is high, the storage case collides with the window sash frame. For this reason, the impact applied to the storage case or the net becomes large, and an impact sound is generated, which may damage the storage case or the net.

In order to gently store the net in the storage case and store it along the vertical frame, the operator must grasp the handle of the storage case and move it while pulling against the urging force of the storage case. However, there is a problem that the operation is complicated.

Therefore, according to the present invention, when the roll screen is stored, even if the storage case is not grasped and moved, the storage case is gently moved only by the returning operation, and the roll screen is generated without generating an impact stop sound. An object is to provide a roll screen device that can be stored and a window sash that uses the roll screen device.

[0013]

According to a first aspect of the present invention, a roll-shaped screen body wound and stored on a winding shaft in a storage case is pulled out to a window sash opening and stretched.
The winding shaft is provided with a winding portion that applies a winding attachment force in a winding direction of the screen body in the storage case, and a roll including a braking unit that applies a braking force that resists the biasing force in the winding direction. It is a screen device.

The present invention according to claim 2 is the same as said claim 1.
In the invention described in (1), the braking means is a roll screen device that generates a braking force when a winding attachment force is applied by the winding means from a state where the screen body is pulled out to the window sash opening and stretched. Is.

The present invention according to claim 3 provides the above-mentioned claim 1.
Alternatively, in the invention of claim 2, the braking means is
The roll screen device is an oil damper that applies a braking force depending on the viscosity of oil.

According to a fourth aspect of the present invention, one edge of a roll-shaped screen body is fixed to a winding shaft, and the screen body is wound around the winding shaft during storage, and the screen body is stored in the winding shaft. While having a winding portion that applies a winding attachment force in the winding direction in the case,

In the window sash constructed such that the other edge of the screen body is fixed to the edge portion of the window sash so that the storage case can run along the opening of the window sash, the screen body is wound around the storage case. It is a window sash provided with a braking means for giving a braking force when taken.

The present invention according to claim 5 is the same as claim 4
In the present invention as set forth in claim 1, the braking means is a window that generates a braking force when a winding attachment force is applied by the winding means from a state in which the screen body is pulled out to the window sash opening and stretched. Is a sash

The present invention according to claim 6 is the same as claim 4
Alternatively, in the present invention as set forth in claim 5, the braking means is a window sash that is an oil damper that applies a braking force based on the viscosity of the oil.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a vertical cross-sectional view of the roll screen device according to the present embodiment attached to an opening portion having an opening window, FIG. 2 is a cross-sectional view of FIG. 1, FIG. 3 is a cross-sectional view of essential parts of a winding device, and FIG. It is an important section sectional view of a taking device.

As shown in FIGS. 1 and 2, the roll screen device 10 in this embodiment is attached to a window opening of a building, and includes an upper frame 2, left and right vertical frames 3, 4 and a lower frame. The mesh portion 70, which is a screen body, is incorporated in the frame body 1 which is framed in a rectangular shape from 5 and is expandable in the direction of finding. A casement window 20 is attached to the outdoor side of the building opening so as to be openable and closable. In this embodiment, the frame 1 includes the vertical frame 21 and the upper and lower frames 2 of the open window 20.
It is configured separately from the window frame 23 composed of two.

In the roll screen device 10 of the present invention, a vertically long cylindrical storage case 40, a net portion 70 which is a wide screen body, and the net portion 70 are urged and wound into the storage case 40 so as to be freely drawn out. The winding unit 80 and a braking means 100 that applies a braking force against the biasing force of the winding unit 80.

As shown in FIGS. 1 and 3, a guide groove 51 is provided in the upper portion of the storage case 40, and the upper frame 2 is provided.
A rail piece 11 is provided on the rail, and the upper guide means is formed by engaging the guide groove 51 with the rail piece 11. Then, one door wheel 64 that runs on the rail portion 6 provided on the lower frame 5 is attached to the storage case 40, and a guide plate 61 is attached to the lower cap 60, and the guide plate 61 and the standing piece 7 are attached to the indoor side. A linking portion 61a with which the provided protruding piece 7a is engaged is provided.

The guide plate 61 is made up of a substantially L-shaped metal fitting and operates as a stopper for the storage case 40, loosens the screws on the side surface and builds it in the frame body 1, and the standing piece 7 of the lower frame 5 is installed. The screw is tightened at a predetermined position linked to the so as to guide the running and prevent lifting.

Further, in this embodiment, the winding section 80 is provided with braking means 100 for applying a braking force that resists the biasing force in the winding direction when the screen body 30 is wound.

In this example, the storage case 40 accommodating the net portion 70 is guided by the upper and lower guide mechanisms so that the inside of the frame 1 is slidable in the finding direction. Along with this sliding, the opening 4 provided in the storage case 40
The net portion 70 can be pulled out from the unit 5.

The characteristic elements of the present invention described above will be described in detail below. As described above, the roll screen device 10
1 and 2, as shown in FIGS.
And the upper cap 5 arranged at the upper end of the storage case 40
0 and the lower cap 60 arranged at the lower end, a net portion 70 that is a wide screen body, and a winding portion 80 that winds and stores the net portion 70 in the storage case 40.

In the present embodiment, the edge portion 71 fixed to the inner side surface of one of the vertical frames 3 constituting the frame body 1 is provided at the end portion of the mesh portion 70 as in the conventional case.

When the mesh portion is not used, the storage case 40 is arranged adjacent to the vertical frame 3 of the frame body 1, and the mesh portion 70 is completely wound inside the storage case 40. On the other hand, when closing the opening of the opening window 20 with the mesh portion 70, with the opening case 20 opened, the storage case 40 pulls out the mesh portion 70 by the locking means described later on the left vertical frame 4. Move and fix as if locked and fixed. Along with this traveling, the net portion 70 is pulled out from the storage case 40 and the window opening is closed.

The storage case 40 has a vertically long shape substantially corresponding to the height of the frame body 1 and is formed in a hollow, slightly angular tubular shape having a diameter capable of winding the mesh portion 70 for closing the window opening.

When the apparatus is not in use, the storage case 40 is on the side of the vertical frame 3 in the direction of sight and has the open window 20.
It is arranged at the stacking position in the expected direction with respect to the vertical frame 21.
The storage case 40 includes an upper cap 50 and a lower cap 6.
It is linked to the upper frame 2 and the lower frame 5 of the frame body 1 via 0, and can run on the rail portion 6 in the sighting direction. The storage case 40 may have a shape other than the rectangular tube shape, for example, a cylindrical shape or a rectangular tube shape, as long as the net portion 70 can be stored therein.

Next, the net 70 will be described. Net 70
As shown in FIG. 6, the height and width as inner dimensions of the frame body 1 so that the window opening formed in the frame body 1 can be completely closed with the opening window 20 opened. It is slightly wider vertically and horizontally. The mesh portion 70 may be made of polyester or a windable metal material. Also, it may be formed by a finer cloth, shoji paper, etc., instead of the so-called "mesh" shape, and its function may be that which has a light-shielding property in addition to the ventilation, and also adds an arbitrary pattern or color. You may. That is, any screen may be used as a sheet-shaped member.

At the end of the net portion 70 on the pull-out side, a vertically long plate-shaped fixing portion 7 as fixing means for fixing to the vertical frame 3 of the frame body 1.
1 is attached by adhesion or fixation.

The net portion 70 has upper and lower end portions that can be brought into close contact with the rail piece 11 provided on the upper frame 2 and the lower frame 5, the rail portion 6 and the standing piece 7. Here, the rail piece 11 and the rail portion 6 are, as shown in FIGS. 1 and 2, an upper frame 2 and a lower frame 5.
The net portion 70 has a fixed portion 71 fixed along the lower frame 5, and the net winding shaft 82 for winding the net portion 70 of the storage case 40 is formed as will be described later. It is fixed to the center part, and as shown in FIG.
The opening 45 is formed near the rail piece 4 of the upper frame 2 and the standing piece 7 of the lower frame 5. Therefore, the net portion 70 drawn out from the opening 45 is automatically arranged along the upper frame 2 and the lower frame 5, and the rail pieces 11 and the side surface portions of the upright pieces 7 are in close contact with the net surface.

Further, since the mesh portion 70 is biased in the winding direction (direction toward the storage case) by the winding portion 80 which will be described later, the mesh portion 70 is always tensioned and the mesh portion is The closely contacted state of the side surfaces of the rail 70 and the rail piece 11 and the upright piece 7 is stably maintained. Also. The rail piece 11 and the standing piece 7 form a rising wall for making close contact with the net portion 70.

As described above, the upper and lower end surface portions of the net portion 70 are the upper frame 2.
Since the rail piece 11 and the side surface of the upright piece 7 of the lower frame 5 are in close contact with each other, a gap is prevented from being formed between the net portion 70 and the upper frame 2 and the lower frame 5, and the net portion 70 can be expected by wind. It is possible to prevent inadvertent floating in the direction and invasion of insects through the gap.

Next, the winding section 80 will be described. An enlarged view of the winding section 80 is shown in FIGS. 3 and 4. Winding unit 80
Is vertically long and generates a biasing force by the torsional restoring force of the winding spring 81. The winding unit 80 is provided with a net winding shaft 82 fixed to the lower side of a winding spring 81 and a case side fixing tool 83 fixed to the upper side of the winding spring 81 and fixed to the upper cap 50. There is. And in this example,
A cylindrical shaft portion 84 that covers the outside of the winding spring 81 is disposed in the winding portion 80, and the cylindrical shaft portion 84 is the mesh winding shaft 8.
While engaging with 2 and rotating integrally with the net winding shaft 82, the case side fixing member 83 is rotatably loosely fitted.

The mesh portion 70 is wound around the support shaft 72 in a roll shape as shown in FIGS. 3 (b) and 3 (c). A plurality of, in this example, four recessed grooves 73 are formed on the inner circumference of the support shaft 72. On the other hand, two projections 86 are formed on the side surface of the net take-up shaft 82 at positions corresponding to the grooves 73 of the support shaft 72, and the nets take-up shaft 82 is It cannot be rotated with respect to the cylindrical shaft portion 84. Therefore, the winding spring 81 has its lower end fixed to the support shaft 72 via the net winding shaft 82 so as not to rotate.

A case side fixing member 83 is fixed to the upper end of the winding spring 81. The case-side fixture 83 has an outer shape that substantially matches the inner diameter of the storage case 40, and when the winding section 80 is stored in the storage case 40, the main body section is locked in the storage case 40, and It is non-rotatably fixed to the storage case 40. Therefore, the coil spring 81 is
The upper end of the case-side fixture 85 is inserted into the storage case 4
It is fixed at 0 so that it cannot rotate.

Further, in this example, as shown in FIG. 3, a braking means 100 for applying a braking force when the mesh portion 70 is wound is provided between the mesh winding shaft 82 and the cylindrical shaft portion 84. It is provided.

The braking means 100 is formed to have two ridges 101 on its outer diameter, and the ridges 101 are provided between the tubular shaft portion 72 and the mesh winding shaft 82 so as to engage with the mesh winding shaft 82. Has been.

In this embodiment, the oil damper 100 is used as a braking means to reduce the moving speed of the storage case 40 by braking the winding attachment force of the winding portion 80 when the net portion 70 is stored. . This oil damper 100
Is a viscous material such as silicone oil or grease that provides resistance during rotation of both the inner and outer rotating members.

That is, in the oil damper 100, viscous silicone oil or the like is enclosed between the outer cylinder and the inner cylinder,
The viscosity of this oil gives resistance to the rotating shaft. Further, the oil damper 100 can form a concave-convex groove on the wall surface of the oil-filled portion to give resistance to the rotation of each member, and to give different braking forces in the forward and reverse directions of rotation. Can be In the present invention, one of the rotating members is fixed to the lower cap 60 and the other is fixed to the support shaft 72, and a braking force is applied between both members.

The braking means 100 is not limited to an oil damper, but a mechanical damper such as a coil spring, a means of using a mechanical damper and an oil damper, or other electrical means may be used. can do.

From these facts, the winding spring 81 is fixed to the storage case 40 at the lower end of the support shaft 72, and is fixed to the storage case 40 at the upper end with a proper amount of bias in the winding direction. The winding spring 81 is further twisted as the portion 70 is pulled out, and the net portion 70
The urging force increases in the direction of winding the inside of the storage case 40.

Next, the upper cap 50 and the lower cap 60 arranged in the storage case 40 will be described. The upper cap 50 and the lower cap 60 are each formed in a short tubular shape, and these short tubular bodies are formed to have a diameter slightly larger than that of the storage case 40, and the upper and lower ends of the storage case 40 are inserted therein. It is fixed to the storage case 40. Therefore, the upper and lower end portions of the storage case 40 are not exposed, and it is possible to prevent dust, rainwater, and the like from entering the inside thereof, and the net portion 7
0 can be protected. Further, it is possible to improve the appearance of the design when the storage case 40 is removed from the frame 1.

Here, the upper cap 50 is provided with a narrow guide groove 51 that opens upward.
A rail piece 11 hanging from the upper frame 2 is freely engageable with the.

Further, the lower cap 60 is provided with a door roller 64 projecting downward, and a substantially L-shaped guide plate 61 is attached to the side surface.

Then, the rail piece 11 of the upper frame 2 is linked in the guide groove 51, the door roller 64 is placed on the upper surface of the rail portion 6 of the lower frame 5, and the guide plate 61 is attached. The rail piece 11 and the lower frame 5 are linked to each other in a self-supporting state so as to be slidable and non-detachable. Also,
As shown in FIG. 3, the lower end portion of the support shaft 72 in the storage case 40 is provided on the bottom portion of the lower cap 60, and the braking means 1 is provided.
It is engaged with the ridge 101 of No. 00 and is pivotally supported. Due to the pivotal support of the support shaft 72, a force against the winding mounting force is applied to the braking means 1.
Since it is transmitted from 00 through the support shaft 72, the winding attaching force is attenuated, and the unwinding and winding of the net portion 70 can be stably performed.

Further, in the present embodiment, the upper and lower caps 5
The shapes of 0 and 60 can be arbitrarily changed, and in particular, the shape may be at least capable of closing the end portion of the storage case 40. Or if you don't need to block it,
The upper cap 50 and the lower cap 60 may be omitted.
In this case, the guide groove 51 formed in the upper cap 50 is directly formed in the upper part of the storage case 40, and
The guide plate 61 is directly attached to the storage case 40.

Next, a method of installing the present roll screen device will be described. First, the frame body 1 including the upper frame 2, the vertical frames 3, 4 and the lower frame 5 is attached to the opening of the building. In this case, the frame body 1 may be framed in advance, or each frame may be individually attached to the opening. Next, the net portion 70 and the winding portion 80 are stored in the storage case 40, the upper cap 50 and the lower cap 60 are attached, and the screen body 30 is assembled.

Next, a method of operating the present roll screen device will be described. First, in the closed state as shown in FIG. 2, the screen body 30 is disposed adjacent to the side of the vertical frame 3. In this state, the storage case 40 is arranged at a position overlapping with the vertical frame 21 of the opening window 20 in the expected direction, and the storage case 40 is made of the same material as that of the vertical frame 21 as described above. When viewed from the inside,
Similarly, when viewed from the outdoor side, the storage case 40 is not conspicuously integrated with the vertical frame 21 in appearance, which is good in design.

When the present apparatus is used in such a state, the opening window 20 is first opened to an arbitrary place. Then, the storage case 40 is horizontally moved via the handle 46. Prior to this, the fixed portion 71 of the net portion 70 is locked to the locking portion 17 of the vertical frame 3, so that the net portion 70 is automatically pulled out from the storage case 40 as the storage case 40 runs. Further, at the same time when the net portion 70 is pulled out, the upper and lower end portions of the net portion 70 are laterally moved while being in close contact with the side surface portion of the rail piece 11 of the upper frame 2 and the standing piece 7 of the lower frame 5, and the latch 12 is latched in the fully opened state. The net portion 70 closes the entire surface of the opening. When the mesh portion 70 is opened, the mesh portion 7 can be released by releasing the latch 12 from the latch receiver 13.
Although 0 starts to be rewound, the return speed of the storage case is moderated by the braking action of the damper 100, and it returns to a predetermined position adjacent to the vertical frame.

The present invention may be attached not only to the opening window, but also to the inside of the opening window or other existing windows, or to the inside of the side siding window, the protruding window, the insertion window, the exit window, or various doors. That is, for all types of windows and doors, an existing frame is used or a dedicated frame is provided, and the window opening and the door opening are formed integrally with the window frame or the door frame or at a predetermined interval from the window frame. Can be installed in a blocking position.

[0055]

As described above, according to the present invention as set forth in claims 1 and 4, the roll-shaped screen body wound and stored on the winding shaft in the storage case is opened in the window sash. The winding shaft is pulled out and stretched, and the winding shaft is provided with a winding portion that applies a winding attachment force in a winding direction of the screen body into the storage case, and a control unit that resists the biasing force in the winding direction. Since it is equipped with braking means to give power,
When the screen body is wound into the storage case, a braking force can be applied to the winding portion, the winding movement speed is slowed down and the operation is easy, and the screen body can be stored without generating a shock stop sound.

According to the second and fifth aspects of the present invention, the braking means is mounted by the winding means from the state in which the screen body is pulled out to the window sash opening and stretched. Since the braking force is generated when the force is applied, the screen body can be easily stretched without applying the braking force when the screen body is stretched.

Further, according to the present invention as set forth in claims 3 and 6, since the braking means is an oil damper for applying the braking force by the viscosity of the oil, the braking force can always be stably applied. it can.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view in which a roll screen device is attached to an opening door according to a first embodiment of the present invention.

2 is a cross-sectional view of FIG.

3 is an enlarged view of a main part of FIG. 2, (a) is a vertical sectional view,
(B) is a cross-sectional view taken along line bb of (a), and (c) is c- of (a).
It is sectional drawing of c line.

FIG. 4 is a diagram showing a configuration of a winding device.

FIG. 5 is a diagram showing a casement window to which the present invention is applied.

FIG. 6 is a diagram showing a screen body to which the present invention is applied, and (a) to (d) are a plan view, a left side view, a front view, and a right side view of the screen body in order.

[Explanation of symbols]

1 frame 2 Upper frame 3 vertical frames 4 vertical frames 5 lower frame 6 Rail section 7a protrusion 7 Standing pieces 10 Roll screen device 11 rail pieces 17 Locking part 20 windows 21 vertical frame 22 Upper and lower frames 22 vertical frame 23 window frame 30 The screen body 40 storage cases 45 opening 46 handle 50 upper cap 51 guide groove 51 Above guide groove 60 Lower cap 61 Guide plate 61 Guide plate above 61a Coordination unit 62 protrusion 64 door car 70 Abe 71 Fixed part 71 Edge 72 Support shaft 73 groove 80 winding section 81 Winding spring 82 Net winding shaft 83 Case side fixture 84 Cylindrical shaft 85 Case side fixture 86 protrusions 90 Locking means 100 braking means

Claims (6)

[Claims] 1. A roll-shaped screen body wound and stored on a winding shaft in a storage case is pulled out to a window sash opening portion and stretched, and the screen body is attached to the winding shaft in the storage case. A roll screen device comprising: a winding unit that applies a winding attachment force in a winding direction, and the winding unit includes a braking unit that applies a braking force that resists an urging force in the winding direction. 2. The braking means generates a braking force when a winding mounting force is applied by the winding means from a state in which the screen body is pulled out to the window sash opening and stretched. The roll screen device described in 1. 3. The roll screen device according to claim 1, wherein the braking means is an oil damper that applies a braking force based on the viscosity of oil. 4. A roll-shaped screen body having one edge fixed to a winding shaft, the screen body being wound around the winding shaft during storage, and the winding shaft being wound in the winding direction of the screen body. A window sash having a winding portion for applying a mounting force, the other edge of the screen body being fixed to an edge portion of the window sash, and the storage case configured to be able to travel along the opening of the window sash, A window sash provided in the storage case with braking means for applying a braking force when the screen body is wound up. 5. The braking means generates a braking force when a winding mounting force is applied by the winding means from a state in which the screen body is pulled out to the window sash opening and stretched. Window sash described in. 6. The window sash according to claim 3, wherein the braking means is an oil damper that applies a braking force based on the viscosity of oil.