JPH08189271A - Shutter device - Google Patents

Abstract

PURPOSE: To make smooth the shutter opening/closing motions by furnishing a framing body consisting of a pair of side frames and end frames, a shutter to set a movable frame between the two side frames and shuts the open region with a possibility of being opened and shut, a track and a pinch part to hold the folded-back part, and a support which supports the shutter. CONSTITUTION: When a mesh door is to be shut, a movable frame 3 is moved to the end frame 2d positioned opposingly while an open region H is reserved in between, and a pleat-form meshing 4 is stretched open so that the open region H is enclosed. When the mesh door is to be opened, the movable frame 3 is moved toward the end frame 2C on the opposite side, where the meshing 4 is shrunk and shut so that the open region H is spread open. A support 6 is positioned in the folded-back part of the meshing 14 and fixed in such a way as pinching. This permits the support 6 to make stable supporting of the side edge of the meshing 4 while a constant attitude is maintained without inclination or rotation associate with the opening/closing motions of the meshing 4. Thus the meshing 4 can be opened and closed smoothly.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shielding device applicable to, for example, screen doors for shielding windows and openings of buildings, awnings, partitions, and the like, and more particularly to a shielding device having an improved support structure at a side edge portion of the shield. Regarding the device.

[0002]

2. Description of the Related Art As a shielding device for a window of a building or the like, a wire piercing screen device described in, for example, Japanese Patent Application Laid-Open No. 5-239977 is known. Such a shielding device includes, for example, a rectangular frame body composed of a pair of side frames and end frames, and at least one movable frame movably suspended along both side frames of the frame body along the side frames. And a foldable pleat-shaped shield that is bridged between the movable frame and one end frame or between both movable frames and that shields the opening area of the frame body so as to be openable and closable. Wires are wired to hold the movable frame in parallel and to hold the shield.

By the way, in such a shielding device, since the side edge portion of the shield body is free, the side edge portion of the shield body easily oscillates due to wind pressure, etc. There is a problem that there is a gap between them. In order to solve this problem, a rail portion is provided along the side frame, and a supporting member movably provided on the rail portion is hooked on the wire rod along the side edge portion of the shield at appropriate intervals. There is also proposed a structure in which a side edge portion of the shield is movably supported along a side frame (JP-A-5-29).
5969 gazette etc.).

[0004]

However, in the above-mentioned shielding device, the supporting member is easily tilted and unstable due to the structure in which the supporting member is hooked on the wire. Therefore, the side edge portion of the shielding member is not supported. In addition to being easily unstable, the support member may be caught during the movement of the wire or rail during opening / closing of the shield, damaging the wire or the shield, or hindering smooth opening / closing of the shield.

Therefore, the present invention has been made to solve the above problems, and provides a shielding device capable of stably supporting the side edge portion of the shielding body and smoothing the opening and closing of the shielding body. The purpose is to do. Further, an object of the present invention is to provide a shielding device capable of easily and firmly attaching the support without performing any processing on the side edge portion of the reticulated shield body and stabilizing the support of the side edge portion of the shield body. To do.

[0006]

In order to achieve the above object, the invention according to claim 1 has a rectangular frame body consisting of a pair of side frames and end frames, and a side frame between both side frames of the frame body. One or two movable frames that are movably suspended along
A foldable pleat-shaped shield that is hung between the movable frame and one end frame or between both movable frames to shield the opening area of the frame so as to be openable and closable, and a side edge portion of the shield. And a holding portion for holding the folded-back portion of the shield, the holding portion being movably locked to the rail portion formed along the side frame. And a support member that supports the side edge portion of the movably along the side frame.

The invention according to claim 2 is a rectangular frame body composed of a pair of side frames and end frames and a pair of side frames movably along the side frames. Foldable pleated net-like shield that is hung between the movable frame and two movable frames and between the movable frame and one end frame or between both movable frames to openably and closably shield the opening area of the frame body. A body and a sandwiching portion that is disposed at a side edge of the shield body at an appropriate interval to sandwich the side edge portion of the shield body, and is movably locked to a rail portion formed along the side frame. A support body having a locking portion and supporting the side edge portion of the shield movably along a side frame, and the holding portion has a pair of holding pieces,
It is characterized in that at least one of the holding pieces is provided with a plurality of engaging projections which are engaged with the other holding piece through the mesh of the shield.

The shielding device according to the present invention can adopt various opening / closing types such as a single-opening type, a double-opening type, or a type having movable frames at both ends of the shield. Further, as the above-mentioned shield, in the invention according to claim 2, for example, an insect repellent net is applicable, and in the invention according to claim 1, not only the net but also a shade function and a decorative function are provided. A cloth material, a sheet material, or the like that the user has is also applicable.

[0009]

According to the first aspect of the present invention, the pleated shield has a sandwiching portion which is disposed at a side edge portion of the shield and which sandwiches the folded portion of the shield, and is formed along the side frame. Has a locking portion that is movably locked to the track portion,
Since the support includes a support that movably supports the side edge of the shield along the side frame, the support does not tilt or rotate, and the side edge of the shield is stable. It can be supported and the smooth opening and closing of the shield can be guaranteed.

Further, according to the second aspect of the present invention, the pleated mesh shield has a sandwiching portion which is disposed at an appropriate interval and sandwiches the side edge of the shield, and the side frame has the sandwiching portion. A supporting portion that has a locking portion that is movably locked to a rail portion that is formed along the side portion, and that supports the side edge portion of the shield body so as to be movable along the side frame; Since at least one of the sandwiching pieces is provided with a plurality of engaging projections that engage with the other sandwiching piece through the mesh of the shield, the side edge of the mesh-like shield is formed. The support can be easily and firmly attached without any processing on the portion, and the support of the shield side edge can be stabilized.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the accompanying drawings. 1 to 3 showing an embodiment in which the present invention is applied to a shield device for insect repellent, more specifically, a folding screen door having a single-opening structure, 1 is a folding screen door which is a shielding device. Reference numeral 1 is provided with a rectangular frame body 2 to be attached to a frame body of a peripheral portion of an opening of a building or a frame body of a window sash. The frame 2 includes a pair of upper and lower side frames 2a and 2b and a pair of left and right end frames 2c,
It is assembled in a square by 2d.

Between the two side frames 2a, 2b of the frame body 2, a movable frame 3 made of a resin or metal profile is formed as a side frame 2a,
A foldable pleat-shaped or bellows-shaped mesh-like shield which is movably bridged along 2b and which shields the opening region H of the frame body 2 between the movable frame 3 and one end frame 2c so as to be openable and closable. An insect-proof net body 4, which is the body, is hung. That is, the net body 4 is formed in a so-called pleat shape in which a mountain fold and a valley fold are alternately repeated, and one end in the expansion and contraction direction is the movable frame 3 and the other end is one end frame. 2c are fixed respectively. At both ends of the movable frame 3, there are provided sliding pieces that slide on the inner surfaces of the two side frames 2a and 2b that face each other. Wheels may be provided instead of the sliding piece. Further, a wire 5 made of, for example, resin, which holds the movable frame 3 so as to be movable in parallel and holds the net body 4, is wired to the frame body 2 as described later.

The end frames 2c, 2d and the movable frame 3 are hollow or hollow so that the wire 5 can be inserted therethrough.
The inner surface sides of the end frames 2c and 2d that face each other are formed in a groove shape in cross section that is open so as to face each other. The both side frames 2a, 2b are formed in a hollow shape or a hollow shape, and the opposite inner surface sides are provided with both end portions of the movable frame 3 and both side edge portions of the mesh body.
It is formed in a groove shape in cross section by rising portions such as ribs so that it can be guided or regulated along the longitudinal direction of b. Also,
A rail portion (guide rail) 7 having a substantially U-shaped cross section, which is open to the inner surface side for guiding a support body 6 described later, is continuous in the longitudinal direction on one side (inside the room) of the grooves on both side frames 2a and 2b. Is formed.

As shown in FIG. 1, the wire rod 5 of the present embodiment is 2
It is composed of two wires and is wired as follows. First,
One ends of both wire rods 5 are fixed in the movable frame 3 by stoppers 8, and the wire rods 5 are drawn out while being redirected from the guide portions 9 at both ends of the movable frame 3 and opened through the grooves of the side frames 2a, 2b. It is guided to both ends in one (right) end frame 2d facing each other across the region H, and the direction is changed by the guide portions 10 at both ends of the end frame 2d to the ends opposite to each other in the end frame 2d. Have been guided.
Further, the wire 5 is redirected again by the guide portions 11 at both ends of the end frame 2d, and then passes through the grooves (may be inside the hollow portions) of the side frames 2a and 2b, and inside the end frame 2c on the opposite side. Is guided to both end portions of the end frame 2c, and is turned through guide portions 12 and 13 at both ends of the end frame 2c in that order to be turned by about 180 degrees, and then is passed through the net body 4 in a substantially horizontal direction into the movable frame 3. Then, after the direction is changed by the guide portion 14 in the movable frame 3, the other end of the wire 5 is fixed in the movable frame 3 by the stopper 15. The wire 5 is inserted along the center of the fold of the mesh body 4, that is, along the center line, and is applied with a predetermined tension in order to hold the movable frame 3 in parallel and to hold the mesh body 4. ing.

On both side edges of the mesh body 4, there are provided the supports 6 for supporting the side edges movably along the side frames 2a and 2b at appropriate intervals. The support 6 is made of a resin material having high self-lubricating property and abrasion resistance, for example, polyacetal. As shown in FIG. 4, the support body 6 includes a holding portion 16 for holding the folded portion 4a of the net body 4, and
An engaging portion (hook portion) 17 movably (slidingly) engaged with a rail portion 7 formed along the side frames 2a and 2b.
And have. Further, the sandwiching portion 16 includes a pair of rectangular plate-shaped sandwiching pieces 16a, 16 as shown in FIGS.
b, one of the sandwiching pieces 16a is provided with a plurality of engaging projections 18 that pass through the mesh of the mesh body 4 and engage with the other sandwiching piece 16b.

Both of the sandwiching pieces 16a, 16b are integrally molded in one end (one side) through a hinge portion 19 made of a thin portion so as to be rotatable and openable and closable, and the one sandwiching piece 16a is formed.
The engaging projections 18 each having a hook shape at the free end side of the inner surfaces facing each other are integrally formed in a standing state at appropriate intervals along the side of the free end side (three in the embodiment). The cross section of the engaging projection 18 is substantially the same as or slightly smaller than the size of the mesh so that the mesh of the mesh 4 can be inserted. In addition, an engaging hole 20 into which the tip hook-shaped portion 18a of the engaging protrusion 18 is inserted and locked is provided at a position corresponding to the engaging protrusion 18 on the other sandwiching piece 16b, and the sandwiching is performed. The locking portion 17 is integrally formed in an L-shape by extending horizontally from the lower end of the piece 16b on the base side. Adhesive layers 21 are provided on the inner surfaces of the sandwiching pieces 16a and 16b that face each other, and the adhesive layers 21 are bonded to each other through the meshes of the mesh body 4 to attach the support body 6 to the mesh body 4 in strength. Is being further improved. As the adhesive layer 21, for example, a double-sided adhesive tape is suitable, but it may be simply an adhesive material applied or laminated.

The support member 6 includes a holding piece 16 of the holding portion 16.
The folded portions 4a of the net body 4 are attached to the side edge portions of the net body 4 by a and 16b, and in this case, as shown in FIG. 7, the free end side tip portions of the sandwiching pieces 16a and 16b. Is set on the center line c of the net body 4, in other words, the sandwiching pieces 16a, 16b are set so as to sandwich half of the net body 4 from the center line c of the V-shaped folded portion 4a in cross section. ing. The position of the center line c of the net 4 is the opening / closing of the net 4,
That is, since the net body 4 is constant regardless of the contracted state as shown in FIG. 7A and the expanded state as shown in FIG. 7B, the support body 6 should be attached as described above. Thus, the support body 6 can always support the net body 4 at a constant distance S from the rail portions 7 of the side frames 2a and 2b, and the smooth opening and closing of the net body 4 can be ensured. .

In the folding screen door 1 configured as described above, for example, when closing the screen door, the movable frame 3 may be moved to the opposite end frame 2d across the opening region H, whereby the pleat shape is formed. The mesh body 4 is expanded to shield the opening region H. When opening the screen door, the movable frame 3
Should be moved to the opposite end frame 2c side, whereby the mesh body 4 is contracted and closed, and the opening region H is expanded.

In the folding screen door 1 described above,
The pleats-shaped mesh body 4 has a sandwiching portion 16 which is arranged at an appropriate interval and sandwiches the folded-back portion 4a of the mesh body 4, and the rail portion 7 formed along the side frames 2a and 2b. The support member 6 has a locking portion 17 that is movably locked, and supports the side edge portion of the mesh body 4 so as to be movable along the side frames 2a and 2b. Therefore, the support body 6 is arranged on the relatively rigid folded portion 4a of the net body 4,
Since the support body 6 is attached so as to sandwich the folded-back portion 4a of the net body 4 and maintains a constant posture, and the support body 6 does not shift by sandwiching the folded-back portion 4a of the mesh body 4, The support body 6 does not tilt or rotate with the opening / closing movement of the net body 4 and is maintained in a fixed posture,
The side edges of the net 4 can be stably supported, and the net 4
It is possible to prevent the side edges of the side frames 2a and 2b from being leaked out by wind pressure or the like, and to ensure smooth opening and closing of the mesh body 4.

In this case, the holding pieces 16a, 16 of the support 6 are
Since half b is sandwiched from the center line c in the folded portion 4a having a V-shaped cross section of the net body 4, the support body 6 has the side frame 2a,
Since the net body 4 can be supported at a constant distance S from the rail portion 7 of 2b, the smooth opening and closing of the net body 4 can be ensured. Further, the sandwiching portion 16 of the support 6 has a pair of sandwiching pieces 16a and 16b, and at least one of the sandwiching pieces 16a passes through the mesh of the mesh body 4 and engages with the other sandwiching piece 16b. Since the engaging protrusions 18 are provided, the support 6 can be easily and firmly attached without performing any processing on the side edges of the net 4 (without damaging the net 4). This can contribute to stabilizing the support of the side edge portion of the net body 4.

In addition, since the adhesive layers 21 are provided on the inner surfaces of the sandwiching pieces 16a and 16b which face each other, both the adhesive layers 21 are bonded to each other through the mesh of the mesh 4 so that the mesh 4 is attached to the mesh 4. The mounting strength of the support 6 can be further improved. Further, since the support 6 has an L-shaped engaging portion 17 that is engaged with a rail portion having a U-shaped cross section formed on one side of the side frames 2a and 2b, the support 6 is The rail portion 7 can be easily locked, and once locked, it will not come off by wind pressure or the like. Further, since the rail portion 7 is formed by utilizing the rising portion on one side of the side frames 2a, 2b, the side frames 2a, 2b can be formed as compared with the case where the groove-shaped rail portions are provided on the inner surfaces of the side frames 2a, 2b. It is possible to reduce the thickness of 2b and reduce the adhesion and accumulation of dust and dirt on the rail portion 7, and most of the support 6 is hidden inside the rail portion 7 so as to be inconspicuous and good in appearance.

Although the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various design modifications can be made without departing from the gist of the present invention. Is. For example, the above-described embodiment shows one embodiment in which the present invention is applied to a single-opening folding mesh door, but the present invention is a double-folding folding mesh door, or the movable frames 3 at both ends of the mesh body 4. The present invention can be applied to folding screen doors of various opening and closing types, such as screen doors having Further, the shielding device of the invention according to claim 1 is not limited to a screen door, and by using an appropriate material such as a cloth material or a sheet material as a shield, for example, a shade having a shade function, a decorative function, or the like, It is also applicable to curtains, partitions, etc.

In the above embodiment, the guide portions 10, 11 and 12 are provided at the end portions of the end frames 2c and 2d, but the end frames 2c and 2d are not provided.
When the ends of d are in contact with the insides of the side frames 2a, 2b, the guide portions 10, 11, 1 are attached to the ends of the side frames 2a, 2b.
It is preferable to provide 2. The moving operation means of the movable frame 3 is not limited to manual operation. For example, an automatic driving device such as a motor or a cylinder or a semi-automatic driving device using a spring or the like may be employed. Further, the wiring structure of the above embodiment is merely an example, and the shielding device according to the present invention is configured such that the wire 5 is inserted into the movable frame 3 so that both ends of the wire 5 are the end frames 2c of the frame body 2,
Various wiring structures such as a fixed wiring structure fixed in 2d, a single continuous wire member 5 or a structure in which a large number of wire members 5 are penetrated through the shield 4 are applicable. is there.

Since the wire 5 mainly holds the movable frame 3 so that it can move in parallel, it is not always necessary if the movable frame 3 can be held in parallel by a guide or the like. In addition, the support 6 in the above embodiment
Although the sandwiching pieces 16a and 16b are joined and integrated via the hinge portion 19, they may be separated and independent. Further, although the engaging projections 18 are provided only on one of the sandwiching pieces 16a, the engaging projections 18 may be alternately provided on both of the sandwiching pieces 16a and 16b so as not to buffer each other.

[0025]

In summary, according to the present invention, the following excellent effects can be obtained.

(1) According to the first aspect of the invention, the pleated shield has a sandwiching portion which is disposed at an appropriate interval and sandwiches the folded portion of the shield, and the side frame has the sandwiching portion. The supporting member has a locking portion that is movably locked to a rail portion that is formed along the supporting portion and that supports the side edge portion of the shielding member so as to be movable along the side frame. The side edge of the shield can be stably supported without the body tilting or rotating, and smooth opening and closing of the shield can be guaranteed.

(2) According to the second aspect of the present invention, the side frame of the pleat-shaped net-like shield has a sandwiching portion which is disposed at an appropriate interval and sandwiches the side edge of the shield, and the side frame. A holding portion that is movably locked to a rail portion that is formed along, and includes a support body that movably supports the side edge portion of the shield along the side frame, and the holding portion includes Since there is a pair of holding pieces, and at least one of the holding pieces is provided with a plurality of engaging projections that engage with the other holding piece through the mesh of the shield, the side of the mesh-like shield is provided. The support can be easily and firmly attached without any processing on the edge, and the support of the edge on the side of the shield can be stabilized.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment in which the present invention is applied to a folding screen door which is a shield device for insect repellent.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG.

FIG. 4 is a perspective view of a support portion of the shielding device shown in FIG.

FIG. 5 is a perspective view showing a support in an open state.

FIG. 6 is a plan view of the support.

FIG. 7 is a plan view showing the positional relationship of the support bodies when the mesh body is opened and closed.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Folding screen door (shielding device) 2 Frames 2a, 2b Side frames 2c, 2d End frame 3 Movable frame 4 Net (shielding) 4a Folding part 6 Support 7 Rail part 16 Clamping part 16a, 16b Clamping piece 17 17 engagement Stop 18 Engagement protrusion

Claims (2)

[Claims] 1. A rectangular frame body consisting of a pair of side frames and end frames, and one or two movable frames movably suspended along the side frames between both side frames of the frame body. A foldable pleat-shaped shield that is hung between the movable frame and one end frame or between both movable frames and that opens and closes the opening area of the frame body, and a side edge of the shield body. Has a sandwiching portion that is disposed at an appropriate interval and sandwiches the folded-back portion of the shield, and also has a locking portion that is movably locked to a rail portion that is formed along the side frame. A shield that supports a side edge of a body so as to be movable along a side frame. 2. A rectangular frame body composed of a pair of side frames and end frames, and one or two movable frames movably suspended along the side frames between both side frames of the frame body. , It is hung between this movable frame and one end frame or between both movable frames,
In addition to having a foldable pleated mesh shield that shields the opening area of the frame so as to be openable and closable, and a sandwiching portion that is disposed at an appropriate interval on the side edge of the shield and sandwiches the side edge of the shield. A support body that has a locking portion that is movably locked to a rail portion that is formed along the side frame, and that supports a side edge portion of the shield body so as to be movable along the side frame. The holding portion has a pair of holding pieces, and at least one of the holding pieces is provided with a plurality of engaging protrusions that engage with the other holding piece through the mesh of the shield. Characterizing shielding device.