JPH07269250A - Retractable netted door device - Google Patents

Abstract

PURPOSE:To miniaturize a door-end stile for housing a net body, and to decrease cost while improving appearances by decreasing the diameter of winding for the net body. CONSTITUTION:A door-end stile 7 for a netted door is provided to a window frame so that it can move to the right and the left, and one end of a net body 9 is fixed to a take-up shaft 8 provided in the door-end stile 7 while the other end thereof is fixed to a vertical frame of the window frame. The net body 9 is taken up and unwound as the take-up shaft 8 is turned, following the movement of the door-end stile 7. Interlocking bodies 10 and 12, interlocking with each other, are provided respectively to the upper and the lower edges of the net body 9 and the upper and the lower frames of the window frame. For the netted door for which fastener sliders 14 for executing engagement and disengagement of the interlocking bodies are provided to the door-end stile 7, threading is made to desired positions on the internal circumference of the take-up shaft 8 that is formed in a hollow shape, and the threaded parts are screwed down onto upper and lower guide screws supported with the screws positioned in the take-up shaft 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a screen door device installed on a window frame.

[0002]

2. Description of the Related Art Conventionally, a frame screen door or a roll screen door is generally adopted as a screen door installed in a window frame. However, in the case of the frame screen door, since the screen screen is always attached, there is a drawback that the screen screen obstructs the view and becomes dirty.
In addition, in the winter when the screen door is not needed, the screen door must be removed and stored separately. On the other hand, in the case of a conventional roll screen door, there is a problem that the window frame needs a storage space for the net body and a guide groove for the net body, which complicates the shape of the window frame and impairs the appearance. It was
Further, in the roll screen door, there is a defect that the insect repellent effect is insufficient because a gap is formed between the screen body and the guide groove. In order to solve such a problem, the present applicant provides a door frame of a screen door on the window frame so as to be movable in the left-right direction, and fixes one end of the mesh body to a winding shaft provided in the door frame,
The other end is fixed to the vertical frame of the window frame, and the net body is unwound and wound up with the movement of the door frame, and the upper and lower end edges of the net body and the upper and lower frames of the window frame, A screen door has been developed in which articulators that can be occluded to each other are provided, and a fastener slider that engages and disengages the articulators is provided on the door frame. Such screen screens have a complete insect repellent effect by using articulators, but since the articulators overlap each other when the mesh body is wound, the winding diameter of the mesh body depends on the thickness of the articulator. The door frame has become large and the door frame for accommodating the net has become large, which is disadvantageous in terms of appearance and cost.

[0003]

DISCLOSURE OF THE INVENTION The present invention was devised in view of the above-mentioned circumstances, and by reducing the winding diameter of the mesh body, the door frame for accommodating the mesh body can be made smaller and the cost can be reduced. It is an object of the present invention to provide a retractable screen door device capable of improving the aesthetics as well as achieving the above.

[0004]

In order to solve the above-mentioned problems, the technical means adopted by the present invention is to install a door frame of a screen door on a window frame so as to be movable in the left-right direction, and to attach one end of the mesh body to the door frame. The winding shaft is fixed to the inside of the window frame, and the other end is fixed to the vertical frame of the window frame, and the winding shaft is rotated in accordance with the movement of the door end frame so that the net body is unwound and wound. The upper and lower edges of the net body and the upper and lower frames of the window frame are provided with articulators that can be occluded to each other, and a fastener slider that engages and disengages the articulator is provided on the door end frame. In the above, a screw is engraved at a desired portion of the inner peripheral surface of the hollow winding shaft, and the screw is screwed into an upper and lower guide screw that is positioned and supported in the winding shaft. At the time of winding, the winding shaft is screwed on the upper and lower guide screws to shift the upper and lower edges of the net to move the net. It is characterized in that it has to be wound.

[0005]

According to the present invention, the winding shaft winds the net body while advancing or retreating on the upper and lower guide screws. Therefore, at the time of winding, the upper and lower end portions of the net body, that is, the articulator is The winding diameter of the mesh can be reduced without polymerization.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to an illustrated embodiment. FIG. 1 is a plan sectional view of a sash window in which a screen according to the present invention is installed, and FIG. 2 is a front view schematically showing a screen door device. The sash window 1 includes left and right vertical frames 2, 3, upper and lower frames 4, 5, and a sliding sliding door 6 supported by guide rails formed on the upper and lower frames 4, 5 so as to be movable in the left and right directions. A pair of left and right screen door devices are symmetrically arranged on the outdoor side of the window frame. Has been done. The screen door device has a door frame 7 of a screen door movable in the left-right direction and a winding shaft 8 provided in the door frame 7 at one end and the other end of the window frame 2 or the vertical frame 2 of the window frame. It is composed of a net 9 fixed to the vertical frame 3.

Net end tape fasteners 11 having an articulator 10 at the tip are integrally attached to the upper and lower edges of the net body 9 by means of sewing or the like, while the tapes of the upper and lower frames are attached to each other.
The above-mentioned articulator 10 is provided at a portion facing the puff fastener 11-.
Upper and lower frame tape fasteners having an articulator 12 that occludes
13 is attached. A fastener slider 14 for engaging and disengaging the articulator 10 of the tape end tape fastener 11 and the articulator 12 of the upper and lower frame tape fasteners 13 is provided above and below the entrance / exit of the net body 8 of the door frame 7. , 14 are provided, and the fastener slider 14 moves the mesh 9 along with the movement of the door frame 7.
The tape fastener 11 and the tape fasteners 13 of the upper and lower frames 4 and 5 are disengaged and occluded.

Pinion gears 15 and 15 are mounted at the upper and lower end portions of the door frame 7, and the door frame 7 is mounted on the upper and lower frames 4 and 5 in the left and right directions.
It is configured so that it can be moved left and right while being guided by. Upper and lower frames 4, 5 are provided at desired portions on the upper and lower ends of the door frame 7.
An anti-sway roller 24, which is slidably contacted with the inside, is provided to facilitate the movement of the door end frame 7. The pinion gears 15 and 15 are pivotally supported by a center shaft 17 provided in the door frame 7, and the center shaft 17 rotates as the door frame 7 moves. The winding shaft 8 rotates with the rotation of the.
Incidentally, the moving means of the door frame 7 is not limited to this, and for example, the guide rail is provided on the upper and lower frames in the horizontal direction.
Alternatively, a roller may be formed on the upper and lower ends of a winding shaft provided in the door frame to guide the roller to the guide rail.

A coil spring 18 for rotation adjustment is wound around a lower portion of a center shaft 17 which is inserted into a hollow winding shaft 8. The upper end of the coil spring 18 is attached to the center shaft 17. It's stuck. The lower end of the coil spring 18 is fixed to the lower end of the winding shaft 8, and the winding shaft is rotated via the coil spring 18 as the center shaft 17 rotates. The coil spring 18 is adopted in view of the fact that the length of the net body 9 wound up and unwound in one rotation changes due to the change in the winding diameter of the net body 9, and the winding and winding in one rotation. An error is adjusted between the length of the net body 9 that is taken out and the distance that the pinion gear 15 advances in one rotation. The structure for rotating the winding shaft 8 with the movement of the door frame 7 is not limited to that of the embodiment, and the winding shaft 8 can be rotated in a vertically movable state. Good. For example, a rectangular rotational force transmission plate is fixed to an intermediate portion of the center shaft, four grooves are provided in the lengthwise direction of the inner peripheral surface of the winding shaft, and four top portions of the plate are provided. It may be locked in the groove.

A plate 23 is provided in the vicinity of the upper end of the door frame 7.
On the lower surface of the plate 23, a cylindrical upper and lower guide screw 19 having an outer peripheral surface provided with a screw is fixed by a nut 20 with the center shaft 17 inserted therethrough. At the upper end portion of the inner peripheral surface of the winding shaft 8, a screw 21 that is screwed into the vertical guide screw 19 is engraved, and the winding shaft 8 is in a state where the screw 21 is screwed into the vertical guide screw 19. It is supported. Therefore, the winding shaft 8 is adapted to be vertically advanced and retracted on the vertical guide screw 19 by the rotation accompanying the movement of the door end frame 7. In the example,
When the net body 9 is wound, the winding shaft 8 is gradually moved upward, and the net body 9 is spirally moved while shifting the upper and lower edges of the net body 9, that is, the tape end tape fasteners 11. It is designed to be wound up. The shaft bush 2 is provided above the plate 23, at the lower end of the cylindrical upper and lower guide screws 19, and at the lower end of the cylindrical winding shaft 8, respectively.
2, 22 and 22 are attached to the center shaft 17
Functioning as a steady rest.

In the screen door device constructed as described above, when the screen door is used, the door frame 7 stored on the left and right vertical frames 2 and 3 can be pulled out, and the door frame 7 can be moved along with it. The winding shaft 8 rotates, the net 9 is automatically fed out from the door frame 7, and the articulators 10 of the tape fasteners 11 at the upper and lower end edges of the net 9 are occluded by the upper and lower frame tape fasteners 13. It is connected to the child 12 by the fastener-slider 14, so that the net 9 is stretched over the opening of the window frame without a gap. When storing the net 9, the door frame 7 is attached to the left and right vertical frames 2,
When it is moved to the 3 side, the fastener slider 14 causes the articulator 1 of the tape fasteners 11 at the upper and lower ends of the net body 9.
The connection between 0 and the occlusal member 12 of the upper and lower frame tape fasteners 13 is released, and the net body 9 is wound around the winding shaft 8. At this time, the winding shaft 8 winds up the net body 9 while gradually screwing it upward on the upper and lower guide screws 19, and thus the tape end fastener fasteners 1 formed at the upper and lower end portions of the net body 9 are wound.
1 does not polymerize, and as shown in FIG.
Can be wound up. In addition, since the winding shaft 8 gradually unwinds the winding shaft 8 downwardly on the upper and lower guide screws 19, the unwinding of the spirally wound knitted body 9 is carried out, so that the net body 9 from the door end frame 7 is unwound. The unwinding position of No. 1 is constant, and the occlusion of the articulators 10 and 12 by the fastener-slider 14 is not hindered.

[0012]

According to the present invention, the door frame of the screen door is provided on the window frame so as to be movable in the left-right direction, one end of the mesh body is fixed to the winding shaft provided in the door frame, and the other end thereof is It is fixed to the vertical frame of the window frame, and the winding shaft is rotated in accordance with the movement of the door frame to unwind and wind up the net body, and both upper and lower edges of the net body and the upper and lower frame of the window frame. In a screen door provided with articulators that can be occluded to each other, and a fastener slider that engages and disengages the articulators is provided on the door frame, a desired inner peripheral surface of a take-up shaft formed in a hollow shape is desired. A screw is engraved on the part, and the screw is screwed into an upper and lower guide screw that is positioned and supported in the winding shaft, and the winding shaft advances on the upper and lower guide screws when winding the net body. Since the net body is wound while shifting the upper and lower edges of the net body, the net body to be wound on the winding shaft It is possible to reduce the winding diameter, have to allow the size of the door end stile and, while reducing the cost, can be achieved also to improve the design.

[Brief description of drawings]

FIG. 1 is a plan sectional view of a sash window in which a screen door according to the present invention is installed.

FIG. 2 is a schematic front view of a screen door device.

FIG. 3 is a side sectional view of the winding shaft of the present invention, showing a cross section of a door frame of a screen door.

FIG. 4 is a view showing a state in which the upper end portion of the net body is wound without being polymerized.

[Explanation of symbols]

 7 Door end frame of screen door 8 Winding shaft 9 Net body 10 Articulator 11 Net end tape fastener 12 Articulator 13 Upper and lower frame tape fastener 14 Fastener slider 17 Center shaft 18 Coil spring 19 Vertical guide screw 21 screw

Claims (2)

[Claims] 1. A door frame of a screen door is provided on a window frame so as to be movable in the left-right direction, one end of a mesh body is fixed to a winding shaft provided in the door frame, and the other end is a vertical frame of the window frame. It is fixed to a frame, and the winding shaft rotates with the movement of the door frame, and the net is unwound,
The upper and lower end edges of the net body and the upper and lower frames of the window frame are provided with interlockable articulators, and fastener sliders for engaging and disengaging the articulators are provided at the door end frame. In the screen door provided in, a screw is engraved in a desired portion of the inner peripheral surface of the winding shaft formed in a hollow shape, and the screw is screwed into an upper and lower guide screw that is positioned and supported in the winding shaft. A retractable screen door device, wherein a winding shaft is screwed on the upper and lower guide screws to wind the net body while winding the net body while shifting the upper and lower edges of the net body. 2. A center shaft that rotates in association with movement of a door frame is inserted into the winding shaft, and the winding shaft is rotated with the rotation of the center shaft in a vertically movable state. The upper and lower ends of the inner peripheral surface of the take-up shaft are connected to the center shaft, and the cylindrical upper and lower guide screws with screws on the outer peripheral surface near the upper end of the door frame are fixed with the center shaft inserted. The retractable screen door device according to claim 1, wherein a screw carved in the portion is screwed into the vertical guide screw.