JP2003166385A - Roll screen device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roll screen device which efficiently conducts static electricity generated at a case and a roll screen thereof to a sash, and to provide a window sash using the roll screen device. <P>SOLUTION: The roll screen device functions to pull out a rolled screen body which has been wound up about a wind-up shaft and housed in a housing case having guide blocks which are arranged at its upper and lower portions and fitted into rails of the window sash, and to stretch the rolled screen body over an opening of a window sash. According to the roll screen device, at least one of the upper and lower guide blocks traveling along screen door traveling rails has a conductive function. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roll screen device for window sashes, and more particularly, it efficiently conducts static electricity generated from a screen or the like wound in a case and stored therein so that the case and the screen are not charged. The present invention relates to a roll screen device.

[0002]

2. Description of the Related Art Generally, various window sashes such as a sliding window, a pulling window, a sliding window, and an opening door (hereinafter referred to as an opening door) are used when the shoji is opened. A screen device such as a screen door device is often provided in order to close the opening in the frame that occurs in the frame. In particular, in recent years, a roll screen device has been proposed in which a screen body such as a net portion is wound and stored in a storage case in a roll shape, and in such a roll screen device, the screen body is used when the screen is not used. It is widely used because it can be stored in a storage case and can be unexposed, and it has 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. In this example, as shown in FIGS. 5 and 6, the roll screen device 10 includes a storage case 40 made of aluminum provided along one vertical frame 21 of the opening window 20, and a drawer in the storage case 40. A screen body 3 including a net portion 70 formed of a wide synthetic resin that is freely wound up, for example, polypropylene, and an edge portion 71 that is vertically fixed to the vertical frame 21.
It has 0 and.

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 made of metal such as aluminum is fixed to the vertical frame 21 or the like on the opposite side. The inner opening is closed by a screen body 30. Reference numeral 46 indicates a handle for moving the storage case.

In such a window sash roll screen device 10, a nylon lower cap 40 is provided above and below the storage case 40 of the roll screen device 10.
And the upper cap 50 is arranged. Also, in this example,
The net portion 70 of the screen body 30 is provided in the storage case 40 with a winding portion that applies a winding attachment force in a winding direction, and the screen body 30 is kept in a tension state and brought into close contact with the frame body. I try to improve the insect repellent property.

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]

However, in the conventional window sash roll screen device 10, when the screen body 30 is opened and closed, static electricity may be generated due to separation and friction of the net portion 70.

In such a case, both ends of the storage case 40 of the conventional roll screen device 10 are electrically insulated by the nylon caps 50 and 60.
The roll screen device 10 is supposed to accumulate high voltage and high capacity static electricity.

Therefore, when the roll screen device 10 is contacted to open or close the screen door, the person who operates the roll screen device 10 discharges static electricity and may be shocked by the discharge.

Therefore, an object of the present invention is to provide a roll screen device for a roll screen device, in which static electricity is removed from the roll screen to the operator so that the operator of the roll screen device does not receive a discharge shock. To do.

[0012]

[Means for Solving the Problems]

According to the first aspect of the present invention, the roll-shaped screen body wound and stored on the winding shaft in the storage case having the guide blocks fitted to the rails of the window sash at the top and bottom is used as the window sash. A roll screen device that is pulled out to an opening and stretched, wherein at least one of upper and lower guide blocks traveling on a screen running rail has a conductive function.

According to the first aspect of the present invention, since static electricity generated in the screen body and the storage case is conducted to the sash from the guide block having a conductive function, static electricity is not stored in the roll screen device. Even if the operator touches the roll screen device, the operator is not discharged.

The present invention according to claim 2 is the same as claim 1
The roll screen device according to the invention described in (1) above, wherein the upper guide block has a conductive function.

According to the second aspect of the present invention, static electricity is efficiently conducted to the window sash from the upper guide block that contacts the rail of the window sash.

The present invention according to claim 3 provides the above-mentioned claim 1.
Alternatively, in the invention described in item 2, the guide block is a roll screen device formed of a synthetic resin material having conductivity.

According to the third aspect of the invention, since the guide block can be formed of a synthetic resin material, the guide block can be mass-produced at low cost by molding.

A fourth aspect of the present invention is the roll screen device according to the third aspect, wherein the guide block is made of a synthetic resin containing carbon fibers.

According to the fourth aspect of the invention, since the carbon fiber is electrically conductive, the synthetic resin contained in the carbon fiber is also electrically conductive. The carbon fiber contained in the synthetic resin reinforces the synthetic resin.

According to a fifth aspect of the present invention, in the first aspect of the present invention, the guide block is formed with a groove portion which is fitted into the traveling rail of the sash and which allows the roll screen device to travel. It is a roll screen device.

According to the invention described in claim 5, a groove is formed in the guide block attached to the roll screen device, and this groove part is fitted into the traveling rail of the sash to stably move the roll screen device in the sash. It can be movable so that it can run.

[0023]

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 according to the present 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.

The roll screen device 10 of the present invention has a vertically long cylindrical storage case 40 formed by fitting an upper cap 50 and a lower cap 60 on the upper and lower sides, a net portion 70 which is a wide screen body, and the net. The winding unit 80 includes a winding unit 80 that winds the unit 70 into the storage case 40 so that the unit 70 can be pulled out freely, and a braking unit 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 cap 50 of the storage case 40.
The rail piece 11 provided on the upper frame 2 is engaged with the rail piece 11. Further, the lower cap 60 is provided with a door roller 64 that travels on the rail portion 6 provided on the lower frame 5, and is also provided with a guide plate 61, and a protruding piece provided on the indoor side of the guide plate 61 and the standing piece 7. Linking part 61 with which 7a is engaged
a is provided.

The guide plate 61 is composed of a substantially L-shaped metal fitting and operates as a stopper of the storage case 40. The side plate is loosened and built 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 a braking means 100 for applying a braking force against 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 net portion is not used, the storage case 40 is arranged adjacent to the vertical frame 3 of the frame body 1, and the net portion 70 is completely wound therein. 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 a fixing means fixed to the vertical frame 3 of the frame body 1.
1 is attached by adhesion or fixation.

Further, the net portion 70 has its upper and lower ends in 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, tension is constantly applied to the mesh portion 70, 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 net 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 provided on the inner circumference of the support shaft 72.
Are formed. 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 with two ridges 101 on its outer diameter. 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 for using a mechanical damper and an oil damper together, or other electrical means is used. can do.

From these facts, the winding spring 81 is fixed to the storage case 40 at the lower end thereof while being pre-biased in the winding direction at the upper end thereof by a proper amount, and is fixed to the storage case 40 from the storage case 40. 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.

In this example, the upper cap 50 is made of a conductive material, and in this example, carbon fiber (10%) and glass fiber (15%) are kneaded into nylon 66 (75%).
Is formed by injection molding. Since the upper cap 50 contains carbon fiber having good conductivity, it has conductivity, and the static electricity charged in the storage case 40 and the net portion 70 comes into contact with the guide groove 51 from the rail piece 11 to the window frame 23.
To discharge.

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. Here, in this example, the lower cap is formed by injection molding nylon 66. In the present example, the lower cap 60 is not made conductive. The lower cap 60 is supported by the rail portion 6 by the door roller 64, so that it cannot be said that the conductivity is good, and if the upper cap 50 is discharged. Because it is enough. Also, the price is cheaper if the lower cap is made of nylon 66 only.

Then, the rail piece 11 of the upper frame 2 is linked to the inside of 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-removable. 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 this 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, protruding window, insertion window, 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.

[0059]

As described above, according to the present invention as set forth in claim 1, the static electricity generated in the screen body or the storage case is conducted to the sash from the guide block having the conductive function, so that the roll screen is provided. Static electricity is no longer stored in the device, and even if the operator touches the roll screen device, the operator is not discharged.

According to the second aspect of the invention, static electricity is efficiently conducted to the window sash from the upper guide block that comes into contact with the rail of the window sash.

Further, according to the invention described in claim 3,
Since the guide block can be formed of a synthetic resin material, the guide block can be mass-produced at low cost by molding.

Further, according to the invention described in claim 4, since the carbon fiber is electrically conductive, the synthetic resin containing the carbon fiber is also electrically conductive, and further contained in the synthetic resin. The carbon fiber can be reinforced with synthetic resin.

Further, according to the invention as set forth in claim 5, a groove is formed in the guide block attached to the roll screen device, and this groove part is fitted into the traveling rail of the sash so that the roll screen device can be installed in the sash. It is possible to be able to move so that it can run stably.

[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 (5)

[Claims] 1. A roll-shaped screen body, which is equipped with guide blocks fitted to the upper and lower rails of a window sash and is wound and stored on a winding shaft in a storage case, is provided in the window sash opening. A roll screen device which is pulled out and stretched, wherein at least one guide block above and below the rail has a conductive function. 2. The roll screen device according to claim 1, wherein the upper guide block has a conductive function. 3. The roll screen device according to claim 1, wherein the guide block is formed of a synthetic resin material having conductivity. 4. The roll screen device according to claim 3, wherein the guide block is formed of a synthetic resin containing carbon fibers. 5. The roll screen device according to claim 1, wherein the guide block is formed with a groove portion that is fitted into a traveling rail of the sash and is formed so that the roll screen device can travel.