JP2781830B2 - Horizontally retractable door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a horizontal pull-out telescopic door suitable for use by being attached to an opening of a building, particularly to an entrance.

[0002]

2. Description of the Related Art For example, a known folding screen door, in which a net which can be expanded and contracted in an accordion type by applying pleats to a screen frame and which opens and closes horizontally, can be used. That is, when the net is stretched, the upper and lower ends of the net are held in a state of being fitted into the upper and lower frame members of the screen frame, respectively, and the insect repelling effect is enhanced,
The net is prevented from bending from the upper frame member and the lower frame member by the action of wind pressure or the like, and the upper and lower ends of the operation frame attached to the movable side end of the net are opened and closed when opening and closing the screen door. The movement of the operation frame is stabilized by being guided by the members.

However, like the entrance of a building,
In the folding screen door attached to the opening through which a person passes, the lower frame member obstructs the passage of people, and not only there is a risk that a person passing there will be tripped, but also because the lower frame member is trampled and passed, There is also a possibility that the lower frame member is deformed so that the screen door cannot be stably opened and closed. In addition, it is often required to remove the lower frame member at an opening other than the entrance of the building. Such a problem occurs not only in the above-mentioned folding screen door, but also in a winding screen which can be stretched by being wound around a roll, and in various horizontal-drawing screen doors which can be opened and closed by a net.

[0004]

SUMMARY OF THE INVENTION The technical problem of the present invention is to provide a horizontal telescopic opening / closing door provided at the opening of a building or the like through which a person passes, such as an entrance / exit, to guide the lower end of the net and operation frame. An object of the present invention is to provide a means for preventing the lower frame member from protruding below the opening of the building when the net is opened by opening the screen door, while providing the frame member. Also, the technical problem of the present invention is:
When storing the net by opening the screen door, the telescopic opening and closing screen door does not have the possibility that the lower frame member is located at the lower part of the passage formed by the opening of the building so that there is no risk of tripping or stepping on the doorway at the entrance and the like and being damaged. Is to provide.

[0005]

In order to solve the above-mentioned problems, a screen door of the present invention is provided with a stretchable net which is openably and closably mounted in a screen frame in a laterally open manner, and the net is attached to one end of the screen. A horizontally extending telescopic opening / closing door that is opened and closed by an operation frame for opening / closing operation attached to a door, provided with a guide portion for guiding the upper end of the net and the operation frame over their moving width, above the screen frame. A frame member is provided, and a fixed lower frame member having a guide portion for guiding a lower end portion of the net is provided at a lower portion of the screen door frame on the side where the net is stored, and inside the fixed lower frame member, along the fixed lower frame member. A movable lower frame member provided with a guide portion for guiding the lower end of the net and the operation frame is slidably held on the screen door frame so that the movable lower frame member can guide the lower end of the operation frame. Between In which it characterized in that a locking tool that locked temporarily engaged with each other.

[0006]

When the net is pulled out by the operation frame, the upper end of the net and the operation frame are guided by the upper frame member with the movement of the operation frame. In the lower part of the screen frame, with the movement of the operation frame, the operation frame is joined to the tip of the movable lower frame member by the locking tool, and the movable lower frame member is moved along from the fixed lower frame member. The lower end of the net that is pulled out and pulled out simultaneously by the operation frame is guided by the guide portions of the fixed lower frame member and the movable lower frame member. Therefore,
The upper and lower ends of the net and the operation frame are guided by the screen door frame to be stably operated.

When the overhanging net is moved to the storage side for opening, since the movable lower frame member is joined to the lower end of the operation frame by a locking member, the movable lower frame is moved together with the operation frame moved for opening. The member moves and its movable lower frame member is housed in the fixed lower frame member. Therefore, the lower frame member does not exist in a protruding state at the lower part of the opening of the building on the side where the net extends. Thereby, there is no stumbling upon passage of the entrance or the like, and no damage to the lower frame member caused by stepping on the lower frame member.

[0008]

1 to 4 show a stretched state and a stored state of a net in an embodiment of a telescopic door according to the present invention. This screen door is a horizontal opening type that can be attached to the building opening 1 and can be applied to a building opening having various doors. As illustrated in FIGS. 2 and 4,
This is particularly preferable when a half-fitted glass door 2 or the like is provided in one half of the building opening 1 and a swing door 3 is provided in the other half.

In this screen door, the screen door frame 11 attached to the building opening 1 includes an upper frame member 12, a lower frame member 13, and left and right side frame members 14 as particularly clearly shown in FIGS. , 15 and the screen frame 11
On one side end, an operation frame 17 for opening and closing operation is attached, and an extendable and retractable insect-controlling net 16 is stretched.

In the drawing, the net 16 is as follows.
By applying a large number of pleats in a zigzag shape, the pleats can be expanded and contracted in an accordion style.
1 is fixed to one side frame member 14 and the other side end is fixed to the operation frame 17, but is not limited to such a foldable telescopic opening / closing net, and can be stretched and wound around a roll. Winding-type nets and other various types of nets that can be opened and closed can be used. Further, the operation frame 17 shown in the figure has a concave groove-shaped net accommodating portion 17a formed in a mounting portion of the net 16, so that when the screen door is opened to the maximum, the folded accordion-type net 16 is opened. The net accommodating portion 17a of the operation frame 17
And between the side frame member 14.

The operation frame 17 is opened and closed by a manual opening and closing operation with its upper end being guided by the upper frame member 12. Although not clearly shown, a pair of upper ends of the operation frame 17 are provided at the upper end thereof. Rolling wheels are provided, and these rolling wheels are
It rolls on the left and right rails installed inside. And the net 16 by this operation frame 17
The upper frame member 12 provided on the upper part of the screen door frame 11 can guide the upper ends of the net 16 and the operation frame 17 over their moving width (almost the entire width of the building opening). For this reason, a guide section (not shown) for guiding the upper ends of the net 16 and the operation frame 17 is provided fixedly over the entire width of the upper side of the opening of the building and inside the downward opening thereof.

On the other hand, the lower frame member 13 is connected to the lower frame member 13 shown in FIGS.
As shown in more detail in FIG. 2, a fixed lower frame member 20 and a movable lower frame member 21 are provided, and the side of the screen door frame 11 in which the net 16 is folded and stored, that is, the closed glass door 2 is provided. A fixed lower frame member 20 having a guide portion 22 for guiding a lower end portion of the net 16 is fixedly provided to the building opening 1 in a lower portion on a side that cannot be formed.
In the fixed lower frame member 20, a movable lower frame member 21 slidably held along the fixed lower frame member 20 along the fixed lower frame member 20 on the side of the net door frame 11 where the net 16 is extended. ing. In this movable lower frame member 21,
A guide portion 24 for guiding the lower end portions of the net 16 and the operation frame 17 is provided.

The fixed lower frame member 20 and the movable lower frame member 21
In order to open and close the net 16 from the position where the operation frame 17 reaches the side frame member 15 from the open position of the net, the movable lower frame member 21 is held at the end by the fixed lower frame member 20, The length is formed so as to reach the side frame member 15. When the length of the movable lower frame member 21 becomes long and cannot be stored in the fixed lower frame member 20, a telescope type that can expand and contract the movable lower frame member in a plurality of stages may be used.

Further, between the tip of the movable lower frame member 21 and the operation frame 17, there is provided a locking member 2 for temporarily locking the both.
6, 27 are provided. These locking tools 26, 27
When opening and closing the net 16 by the operation frame 17, the movable lower frame member 21 is held in a state of being temporarily locked to the lower end of the operation frame 17, and the movable lower frame member 21 is moved along with the operation frame 17, When the net 16 is stored, the locking thereof can be released if necessary. Therefore, the locking members 26 and 27 may be formed of members that elastically lock each other. One of the locking members 26 and 27 is formed of a permanent magnet, and the other is formed of a ferromagnetic material adsorbed thereon. It is desirable.

Incidentally, the distal end of the movable lower frame member 21 may be temporarily locked at the lower end of the side frame member 15, and in this case, a separate locking member may be provided between the two. Alternatively, the locking member 26 provided at the tip of the movable lower frame member 21 may be formed of a permanent magnet, and the side frame member 15 may be provided with a ferromagnetic material piece that is attracted to the permanent magnet.

When the net 16 is pulled out by the operation frame 17, the upper end of the net 16 and the operation frame 17 are guided by the upper frame member 12 as the operation frame 17 moves. Of course, at the lower part of the screen door frame 11, the operation frame 17
With the movement, the operating frame 17 is joined to the distal end of the movable lower frame member 21 by the locking members 26 and 27, and then the movable lower frame member 21 is pulled out of the fixed lower frame member 20 along the same. Net 16 pulled out simultaneously by operation frame 17
Are guided by the guide portions 22 and 24 of the fixed lower frame member 20 and the movable lower frame member 21. Therefore,
The upper and lower ends of the net 16 and the operation frame 17 are guided by the screen door frame 11 to be stably operated.

When the overhanging net 16 is moved to the storage side for opening, since the movable lower frame member 21 is joined to the lower end of the operation frame 17 by the locking members 26 and 27, it is moved for opening. The movable lower frame member 21 moves together with the operation frame 17, and the movable lower frame member 21 is housed in the fixed lower frame member 20. For this reason, the lower frame member does not exist in a protruding state below the projecting side of the net 16 in the building opening 1. Thereby, there is no stumbling upon passage of the entrance or the like, and no damage to the lower frame member caused by stepping on the lower frame member.

Note that the above-mentioned horizontally extending and retractable opening / closing screen door is suitable for installation in a case where a half-fitted glass door 2 or the like is provided in one half of a building opening 1 and a door 3 is provided in another half. However, the present invention is not limited to this. For example, the present invention can be applied to a case where the opening side is always determined even if the door is a double door.

[0019]

As described in detail above, according to the present invention,
In a horizontally extending and retractable opening / closing door provided at a building opening or the like where people pass through such as an entrance, while providing a lower frame member for guiding the lower end of the net and the operation frame, the movable lower frame member is a fixed lower frame member. When the net is stored by opening the screen door, the lower frame member does not protrude below the opening of the building, so that the inconvenience caused by the lower frame member can be eliminated. . When the building opening is used as a passage, the lower frame member is not located at the lower part of the passage when the net is stored by opening the screen door, so that the lower frame member stumbles when passing through an entrance or the like. Can also be eliminated.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a stretched state of a net in an embodiment of a horizontally extending and retractable opening / closing screen door according to the present invention.

FIG. 2 is a cross-sectional plan view of the same.

FIG. 3 is a perspective view showing an open state of a net in the telescopic door.

FIG. 4 is a cross-sectional plan view of the same.

FIG. 5 is a perspective view showing an extended state of a lower frame member in the telescopic door.

FIG. 6 is a perspective view showing a shortened state of a lower frame member in the telescopic door.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Screen frame 12 Upper frame member 16 Net 17 Operation frame 22, 24 Guide part 20 Fixed lower frame member 21 Movable lower frame member 26, 27 Locking tool

Claims (1)

(57) [Claims] 1. A horizontal drawer in which an expandable and contractible net is mounted in a screen frame so as to be openable and closable in a laterally open manner, and the net is opened and closed by an operation frame for opening and closing operation mounted on one end of the net. In the telescopic door, an upper frame member provided with a guide portion for guiding the upper end of the net and the operation frame over the moving width thereof is provided at an upper portion of the screen frame, and at a lower portion of the screen frame at a side where the net is stored. A fixed lower frame member having a guide portion for guiding the lower end of the net is provided, and inside the fixed lower frame member, the net and the operation frame can be freely protruded and retracted along the extended side of the net in the screen door frame. A movable lower frame member having a guide portion for guiding the lower end portion is slidably held, and a locking member for temporarily locking the movable lower frame member between the tip of the movable lower frame member and the operation frame is provided. It is characterized by Lateral pulling telescopic opening and closing screen door that.