JP2504419Y2 - Folding screen - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding screen door used in a building opening fitted with a sliding door, and more particularly to a folding screen door adapted to expand and contract the net in an accordion manner. is there.

[0002]

2. Description of the Related Art A screen door is usually used by arranging it on the opening side of a sliding door in windows and other building openings, and if the opening side of the sliding door changes, move it along a guide to that side. To be done. On the other hand, the inventor of the present invention firstly developed a concrete structure suitable for the sliding door, which can open and close the net in an accordion type, in Japanese Patent Application No. 3-5858.
No. 2 (Jitsukaihei 5-3591) and the like.
In this type of accordion type screen door, when the net is opened, the net is folded and housed in a storage case that constitutes one side frame of the screen door frame. The storage case) has a relatively large width.

Therefore, this accordion type screen door is
When using the sliding door on the opening side of the sliding door in the building opening where the sliding door is fitted, the opening side of the sliding door is located on either side of the left and right sides. In this case, the wide side frame that houses the net comes to the center side of the building opening. When the screen door is used in such a position, the wide side frame is located in the center of the building opening regardless of the opening / closing position of the sliding door,
The open feeling due to the building opening will be significantly impaired.

[0004]

SUMMARY OF THE INVENTION The technical problem of the present invention is that in a screen door for sliding doors in which the net can be opened and closed by an accordion type, a side frame having a large width for accommodating the net is located at the center side of the building opening. Therefore, there is a need for a folding screen door having a simple structure that does not impair the feeling of openness caused by the building opening.

[0005]

SUMMARY OF THE INVENTION In order to solve the above problems, the folding screen door of the present invention has a screen door frame detachably attached to upper and lower screen door mounting edges of a sliding door sash in a building opening. And a lower frame, a storage case of a net that constitutes one side, and a side frame that faces the side frame are connected to each other, and the storage case has a groove-shaped net storage for storing the net. The base end of the accordion-type telescopic net provided with a large number of pleats is fixed to the inner bottom of the net housing, and the tip of the net has an operating frame for opening and closing. The net accommodating portion is formed to have a size capable of accommodating a folded net when the net is opened, the inside and outside of the screen door frame are formed substantially symmetrically, and the screen doors are reversed to be stored. It is characterized in that the arrangement of over scan and side frame is attachable to the sash such that the right and left reversed.

[0006]

When the folding screen door having the above structure is used in a building opening in which a sliding door is fitted, the sliding door is arranged on the opening side of the sliding door in the building opening, and the sliding door is used. When the open side of the net is located on either side of the left and right, the large-width storage case for storing the net comes to the center side of the building opening. When the screen door is used in such a position, the feeling of openness due to the building opening is significantly impaired, but the inside and outside of the screen door frame are formed in a substantially symmetrical shape, and the screen door is flipped left and right and the storage case and side Since the frame can be attached to the sash so that the layout of the frame is reversed, the storage case with a large width that always stores the net can be replaced so that it does not come to the center side of the building opening,
The feeling of opening due to the building opening is not impaired.

[0007]

1 and 2 show an embodiment of a laterally opening insect-proof screen door 1 of the present invention in which a net is opened and closed in an accordion manner and attached to an existing sliding door sash 2 in a building opening. Is shown. FIG. 1 shows an outline of a state in which the insect screen door 1 is attached to an existing aluminum sash 2, and FIG. 2 shows the details of the attached state. The existing aluminum attached to a building opening such as a window is shown. The sash 2 is configured to integrally include screen door mounting edges 4 and 5 above and below the mounting portion 3 of the glass sliding door 6 (FIG. 1), and the screen door mounting edges 4 and 5 are attached to the screen door frame. Is attached. As can be seen from FIG. 1, the screen door is arranged so as to overlap the sliding door 6 on the normal opening / closing side of the sliding door 6.

In the screen door 1, an upper frame 7 and a lower frame 8 as shown in FIGS. 1 to 4, a net storage case 9 forming one side of the screen door frame, and a side frame 10 facing the net storage case 9. A screen frame is formed by connecting these to each other with screws 11. The screen frame is attached to the sash 2 by adjusting the outer engagement groove 12 of the lower frame 8 into engagement with the lower attachment edge 5 of the sash 2 and further fitted into the outer engagement groove 13 of the upper frame 7. The member 17 is attached by a screw 14 and a nut 15 along the cut groove 16 of the upper frame 7 so that the vertical position can be adjusted, and the engaging groove 18 of the adjusting member 17 is engaged with the upper mounting edge 4 of the sash 2 ( 2 and 5). Therefore, the outer engagement groove 12 of the lower frame 8 is engaged with the mounting edge 5 of the aluminum sash 2 in advance, and the engagement groove 18 of the adjustment member 17 fitted in the outer engagement groove 13 of the upper frame 7 is inserted into the sash 2
By engaging the mounting edge 4 of the deep enough and fixing the adjusting member 17 to the upper frame 7 with the screw 14 and the nut 15.
The screen door 1 can be attached to the sash 2 by absorbing dimensional errors and the like.

The upper frame 7, the lower frame 8, the net storage case 9 and the side frame 10 that opposes the upper frame 7, the lower frame 8, and the side frame 10 that face the net frame, and the adjusting member 17 that is vertically adjustable along the cut groove 16 of the upper frame 7. Are formed such that the inner and outer sides are substantially symmetrical. Therefore, even if the storage case 9 and the side frame 10 are reversed in the left-right direction by reversing the right and left sides of the screen door, it can be attached to the sash 2. When changing the direction of the screen door, the adjusting member 17 can be adjusted in the vertical position by the screw 14 and the nut 15, and the engaging groove 18 in the adjusting member 17 may be engaged with and disengaged from the upper mounting edge 4 of the sash 2.

Storage case 9 forming one side of the screen frame
As shown in FIG. 4, a net accommodating portion 21 having a concave groove for accommodating the net 20 is provided. , Is fixed to the inner bottom portion of the net housing portion 21. An operating frame 22 for opening and closing is attached to the tip of the net 20, and a roller wheel 23 that runs along a rail 24 provided on the lower frame 8 is attached to the lower end of the operating frame 22. The groove-shaped net housing portion 21 in the housing case 9 is formed to have a size that can substantially accommodate the net 20 when it is opened. When the net 20 is opened by the operation of the operating frame 22, the net 20 is opened. The operating frame 22 is fitted into the storage case 9 so as to cover it, and the net 20 is completely stored in the storage case.

When such a screen door is used in a building opening fitted with a sliding door, for example, if the screen door 1 used in the state shown in FIG. 1 is moved to the left half side of the building opening, Since the net storage case 9 having a large width is located at the center of the building opening, the use of the screen door at such a position remarkably impairs the open feeling of the building opening. However, as described above, if the screen door is turned upside down so that it can be attached, the storage case 9 having a large width for housing the net 20 can be installed so as not to come to the center side of the building opening. It does not impair the feeling of openness by the department.

An operating frame 22 attached to the net 20
Must be able to move in parallel to the right and left accurately, but a parallel moving mechanism is provided in the screen frame to enable stable movement. To configure this parallel movement mechanism,
As clearly shown in FIGS. 3 and 6, one end of the two tension cords 25a and 25b is attached to the upper end of the operation frame 22 and two tension cords 25c and 25d are attached to the lower end of the operation frame 22. One end is attached. These tension cords are, in the illustrated embodiment,
Although the case where two pieces are attached to each of the upper and lower sides of the operation frame 22 is shown, an arbitrary number of pieces can be attached to each.

Each of the tension cords 25a to 25d is wound around a pulley 26 installed on a screen frame so as to face the upper and lower ends of the operating frame 22 in the closed position of the net 20, and the pulleys 27 to 27 are further wound. It folds back through the upper frame 7 and the lower frame 8 respectively, guides the inside to the storage case 9 side, and then winds them around the pulleys 28 provided at the upper and lower ends of the storage case 9, respectively. .

Furthermore, the tension cords 25a to 25d from the pulleys 28 at the upper and lower ends of the storage case 9 are the storage case halves 9A on the opposite side of the pulleys 28, respectively.
The number of pulleys 2 according to the number of tension cords provided in 9B
One is wound around each of 9a to 9d. That is,
In the upper half 9B of the storage case 9, as many pulleys 29c, 29d as the number of tension strings (two in the case shown) wound around the pulley 28 at the lower end of the storage case 9 are appropriately dispersed. On the other hand, on the other hand, on the lower half portion 9A of the storage case 9, there are provided as many pulleys 29 as the number of tension strings wound around the pulley 28 at the upper end of the storage case 9 (two in the case of illustration).
a and 29b are appropriately dispersed, and the pulley 2 on the upper end is provided.
The tension cords 25a and 25b wound around 8 are respectively attached to the pulleys 29a and 29b provided on the lower half 9A of the storage case,
Pulley 2 in which tension cords 25c and 25d wound around the pulley 28 at the lower end are provided on the upper half 9B of the storage case, respectively.
It is wrapped around 9c and 29d.

The tension cords 25a to 25d wound around the pulleys 29a to 29d are then guided along the net 20 in parallel with the upper and lower frames 7 and 8 to the operating frame 22 and the tip thereof is finally wound. It is fixed to the operating frame 22 at positions facing the hung pulleys 29a to 29d. The above-mentioned string 25a-
When d is guided to the operating frame 22 along with the net 20, the net 20 is made to pass through the center of each strip-shaped bent piece sandwiched by the pleats in the net 20.
It is desirable that the net 20 be inserted into the inside of the net 20, so that the net 20 can be prevented from being loosened and the tensioned state of the net 20 can be stabilized.

In the screen door having the above structure, when the net 20 is opened and closed by manually operating an arbitrary position of the operating frame 22, for example, near the upper end, the force applied to the upper end of the operating frame 22 is in the vicinity thereof. It is transmitted to the other half of the operating frame 22 through the connected tension cords 25a to 25d. Therefore, it is equivalent to operating both ends of the operating frame 22 by hand, and the operating frame 22 can be moved accurately in parallel to perform stable opening / closing operation. In addition, in the screen door which can open and close the net 20 in an accordion type, the cords 25a to 25d are inserted into the accordion type elastic net 20,
Since the tension cords 25a to 25d are stretched along with the net 20, the tension of the net 20 is stabilized by preventing natural slack and slack caused by wind.

[0017]

As described in detail above to the invention the effect of ## according to this devised, in screens for quotation differences door was opened and closed a net accordion, substantially symmetrical inner and outer side of the screen door frame
By forming the screen door to the left and right,
Even if the layout of the base and the side frame is reversed, the same appearance is always maintained.
Since it can be attached to the sash with
Whether the open side of the door is right or left
By installing the screen door in the facing direction, the wide side frame that houses the net does not come to the center of the building opening.
Therefore, it is possible to obtain a folding screen door having a simple structure that does not impair the feeling of opening due to the building opening.

[Brief description of drawings]

FIG. 1 is a front view showing an outline of a state in which a screen door of the present invention is attached to a sash.

FIG. 2 is a partially cutaway vertical sectional view showing an embodiment of the folding screen door according to the present invention.

FIG. 3 is a front view of the main part.

FIG. 4 is a horizontal cross-sectional view of the relevant part.

FIG. 5 is a partially enlarged front view of the screen frame in the same embodiment.

FIG. 6 is an explanatory diagram schematically showing the configuration of a parallel movement mechanism of the operating frame.

[Explanation of symbols]

 1 screen door, 2 sliding door sash, 7 upper frame, 8 lower frame, 9 storage case, 10 side frame, 20 net, 21 net storage part, 22 operation frame.

Claims (1)

(57) [Scope of utility model registration request] 1. A screen door frame removably attached to upper and lower screen door mounting edges of a sliding door sash in a building opening, an upper frame and a lower frame, and a storage case for a net forming one side, and a facing surface thereof. It is formed by connecting the side frames to each other, and the storage case is provided with a groove-shaped net accommodating portion for accommodating the net, and by making a large number of pleats, the accordion type can be expanded and contracted. The base end of the net,
While being fixed to the inner bottom portion of the net accommodation portion, an operation frame for opening and closing operation is attached to the tip of the net, and the net accommodation portion is formed to have a size capable of accommodating a folded net when the net is opened. A fold-up characterized in that the inner and outer sides of the screen frame are formed substantially symmetrically, and the screen can be attached to the sash so that the left and right sides of the screen frame are reversed so that the storage case and the side frame are arranged in the left and right directions. Style screen door.