JP5754918B2 - Screen door and sash - Google Patents

Description

  The present invention relates to a screen door and a sash.

In Patent Document 1, in a window in which a screen door is arranged on the indoor side of the shoji, the screen door ridge is stored in a groove opened on the inner peripheral side of the sash frame so that the screen door ridge cannot be seen from the indoor side. It has been described. The screen door is configured such that the upper and lower side spars can be extended and contracted in the length direction, and the screen door can be removed from the sash frame by reducing the width of the screen door by shrinking the side spade. The reed has a main reed 20 and an end reed 21 provided at the end of the main reed, and the end reed 21 is telescopically extendable.
In the screen door described in Patent Document 1, it is necessary to extend and retract all the end side ridges 21 at the four corners of the screen door when attaching to and removing from the sash frame, and there are many places to operate and places where it is difficult to operate. The work is very troublesome. Further, the end horizontal rib 21 has a structure in which the insertion member 30 and the inserted member 40 are connected in a telescopic manner, and the insertion member 30 does not have a groove for holding the edge of the net ( 7), the four corners of the net are not fixed to the ridge, and the net is easily slackened or the net is easily detached.

JP 2007-177431 A

  The present invention has been made in view of the circumstances described above, and an object of the present invention is to provide a screen door and a sash that can be easily attached and detached even if the screen door is concealed in a sash frame.

In order to achieve the above object, a screen door according to the first aspect of the present invention comprises a screen door ridge that is assembled around four sides and a net stretched on the screen door ridge, and the screen door ridge is an expansion / contraction section provided on a pair of opposing heels. And a cover for covering the expansion / contraction part, and a stopper for restricting expansion / contraction of the expansion / contraction part, and the wrinkles are interrupted at the expansion / contraction part, and the cover covers the part where the wrinkles are interrupted when the expansion / contraction part is extended. cormorant be characterized.

A screen door according to a second aspect of the present invention is characterized in that, in addition to the configuration of the first aspect of the invention, the stretchable portion is provided in the middle portion in the longitudinal direction of a pair of opposing ridges.

  The screen door according to a third aspect of the invention is characterized in that, in addition to the configuration of the first aspect of the invention, the stretchable portion is provided at one end in the longitudinal direction of a pair of opposing ridges.

According to a fourth aspect of the present invention , there is provided a screen door comprising a screen door cage assembled in a four-round manner and a net stretched on the screen door cage, wherein the screen door cage has a stretchable portion provided on a pair of opposing cages, and a cover covering the stretchable portion. And a stopper for restricting expansion / contraction of the expansion / contraction part, the stopper works when the cover is in a position covering the expansion / contraction part, and the stopper is released when the cover is separated from the expansion / contraction part.

  The screen door according to the invention of claim 5 is characterized in that, in addition to the configuration of the invention of claim 1, 2, 3 or 4, the cover and the stopper are both operable from the inner peripheral side.

A screen door according to a sixth aspect of the present invention comprises a screen door cage assembled in a quadruple manner and a net stretched on the screen door cage, the screen door cage is provided with a stretchable portion provided on a pair of opposed cages, and a cover covering the stretchable portion. And a stopper for restricting expansion / contraction of the expansion / contraction part, and the cover is rotatably provided on the inner peripheral side with a shaft provided at one end in the longitudinal direction as a fulcrum, and the cover is rotated to the inner peripheral side. Sometimes the stretchable part becomes stretchable.

The screen door according to the invention of claim 7 comprises a screen door cage assembled in four rounds and a net stretched on the screen door cage, and the screen door cage has a stretchable portion provided on a pair of opposing cages, and a cover covering the stretchable portion. And a stopper that restricts expansion and contraction of the expansion / contraction part, the cover has an inner peripheral side cover part and an outer peripheral side cover part, and the edge of the net is sandwiched between the inner peripheral side cover part and the outer peripheral side cover part The expansion / contraction part can be expanded and contracted by separating only the inner peripheral side cover part from the expansion / contraction part.

  The screen door according to the invention described in claim 8 is characterized in that, in addition to the configuration of the invention described in claim 1, 2, 3, 4, 5, 6 or 7, the cover has a screen retainer.

  A sash according to the invention described in claim 9 includes the screen door according to any one of claims 1 to 8 and a sash frame, and all or part of the screen door fence is hidden in the sash frame in a front view on the indoor side. It is characterized by.

  The screen door according to the first aspect of the present invention has a stretchable portion provided on a pair of opposing ridges, a cover covering the stretchable portion, and a stopper that restricts the expansion and contraction of the stretchable portion. The width or height of the screen door can be easily changed by expanding and contracting the pair of hooks at the expansion / contraction part, and the screen door can be easily attached and detached even if the screen door cover is concealed in a sash frame.

  The screen door according to the second aspect of the present invention is provided at the middle part in the longitudinal direction of the pair of eaves facing the stretchable part, so that the operation of releasing the stopper or extending and retracting the stretchable part is easy.

  The screen door according to the invention of claim 3 is provided at one end in the longitudinal direction of the pair of eaves facing the stretchable part, so that the overall length of the eaves provided with the stretchable part can be shortened, Narrow screens and low screens can also be accommodated. Moreover, the expansion and contraction of the heel is easier than that of expanding and contracting the heel on both sides.

  In the screen door according to the invention of claim 4, the stopper works when the cover is in a position to cover the stretchable part, and the stopper is released when the cover is separated from the stretchable part. Restriction and release are made, and the expansion and contraction operation of the bag can be easily performed.

  In the screen door according to the invention of claim 5, since both the cover and the stopper can be operated from the inner peripheral side, even if the screen door rod is hidden by the sash frame, the cover and the stopper are operated from the inner peripheral side to expand and contract the hook. Can be made.

  The screen door according to the invention of claim 6 is provided so that the cover can be pivoted to the inner peripheral side with a shaft provided at one end in the longitudinal direction as a fulcrum, and when the cover is pivoted to the inner peripheral side, Since it can be expanded and contracted, even if the screen door rod is hidden in the sash frame, the cover can be easily operated from the inner peripheral side, and the expansion and contraction of the rod is further facilitated.

  The screen door according to the invention of claim 7 has a cover comprising an inner peripheral side cover part and an outer peripheral side cover part, and the edge part of the net is sandwiched between the inner peripheral side cover part and the outer peripheral side cover part. The net can be prevented from loosening or coming off within the range of the part. Moreover, since only the inner peripheral side cover part is separated from the expansion / contraction part, the expansion / contraction part can be expanded / contracted, so that the expansion / contraction operation of the bag when attaching / detaching the screen door is easy.

  The screen door according to the eighth aspect of the present invention has the screen retainer portion in the cover, so that the screen can be prevented from fluttering or slackening in the range of the stretchable portion.

  In the sash according to the ninth aspect of the present invention, all or a part of the screen door fence is hidden in the sash frame in a front view on the indoor side, so that the daylighting area can be widened, and the sash according to any one of claims 1 to 8 Since the described screen door is used, the screen door can be easily attached and detached.

It is the indoor side front view of a screen door, (a) is a state when it is attached to a sash frame, (b) is a state where an inner peripheral side cover part covering a horizontal extension / contraction part is separated from the extension / contraction part, (c ) Shows a state in which the reed is contracted by the stretchable part. It is a room inner side front view of a screen door. It is AA sectional drawing of FIG. (A) is BB sectional drawing of FIG. 2, (b) is CC sectional drawing of FIG. It is a disassembled perspective view which shows how to stretch the net to a screen door fence. It is a perspective view of the screen door in the state where the net was stretched. It is a longitudinal cross-sectional view of a sash. It is a cross-sectional view of a sash. It is a room inner side front view of a sash. It is the indoor side front view which shows other embodiment of the screen door of this invention, Comprising: (a) is the state which the expansion-contraction part expanded, (b) shows the state which the expansion-contraction part contracted. It is the indoor side front view of the screen door which shows other embodiment of the cover and stopper of an expansion-contraction part, (a) is the state which the expansion-contraction part expanded, (b) shows the state which the expansion-contraction part contracted. It is the room inner side front view of the screen door which shows another embodiment of the cover and stopper of an expansion-contraction part, (a) is the state which the expansion-contraction part expanded, (b) shows the state which the expansion-contraction part contracted. It is the indoor side front view which shows other embodiment of the screen door of this invention, Comprising: (a) is the state which the expansion-contraction part extended | stretched, (b) shows the state which expanded the expansion-contraction part. (A) is an indoor side front view showing the periphery of the expansion / contraction part of the screen door of FIG. 13 in an enlarged manner, (b) is a cross-sectional view taken along the line AA of (a), and (c) is a cross-sectional view taken along the line BB of (a). Sectional drawing and (d) are CC sectional views of (a).

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 7-9 illustrate one embodiment of the sash of the present invention. As shown in FIGS. 7 and 8, the sash is provided on the indoor side of the sash frame 10 attached to the housing opening, the shoji 11 provided in the sash frame 10 so as to be opened and closed, and the shoji 11 in the sash frame 10. The screen door 9 is provided. This sash is a vertical sliding window for high places, and the shoji 11 is connected to the sash frame 10 by an arm (not shown), and as shown in FIG. As it moves, it protrudes to the outside of the room and opens. The opening / closing operation of the shoji 11 can be performed by operating an operation rope of the operator device 13 provided on the indoor side of the fence frame 18. Reference numeral 14 in the figure is a frame.

  The screen door 9 is formed by stretching a screen 2 on a screen door rod 1 in which upper and lower horizontal rods 3 and 3 and left and right rod frames 4 and 4 are assembled. As shown in FIGS. 7 and 8, the screen door 1 is disposed on the outer peripheral side of the opening 15 of the sash frame 10, and when viewed from the indoor side, the screen door 1 is hidden behind the sash frame 10 and cannot be seen. Yes. As shown in FIG. 7, the screen door 1 locks the lower horizontal rod 3 to the locking portion 16 provided on the lower frame 12, and the fixture 17 provided on the upper and lower sides of the left and right rods 4, 4. It fixes to the sash frame 10 by. As shown in FIG. 2, the fixture 17 is rotated about the shaft 17b in the expected direction by moving the knob 17a on the inner side of the heel up and down, and accordingly, the claw 17c appears and disappears on the outer side of the heel. As shown in FIG. 8, the screen door 9 is fixed to the sash frame 10 by engaging the claw 17 c with a hole 38 provided on the inner peripheral side surface of the heel frame 18.

  As shown in FIGS. 7 and 8, the shoji 11 is configured such that upper and lower reeds 20 and 20 and left and right reeds 19 and 19 are framed around four sides, and a glass panel 21 is fitted inside thereof. Similarly to the screen door 1, the shoji folds 19, 19, 20, and 20 are hidden behind the sash frame 10 so that they cannot be seen.

Since the screen door 9 is hidden from the sash frame 10 as viewed from the indoor side as described above, it is not easy to attach and detach the screen door 9 from the indoor side as it is, but the screen door 9 can be expanded and contracted in the width direction. The width of the screen door 9 is reduced to be equal to or less than the width W of the opening 15 of the sash frame 10 so that it can be easily attached and detached from the room side.
As shown in FIGS. 2 and 5, the reed 3 of the screen door 9 is provided with an expansion / contraction part 5 in the middle part in the longitudinal direction, and the expansion / contraction part 5 is covered with a cover 6. In order to form the expansion / contraction part 5, the horizontal bar 3 cut | disconnects a longitudinal direction intermediate part, and the guide bar 22 is provided between the cut horizontal horizontal bar 3a, 3b. As shown in FIGS. 3 and 4 (a) and 4 (b), the guide bar 22 is fixed to one side rib 3a having one end cut by a screw 23, and a slide portion 24 is provided at the other end. The slide portion 24 is inserted into the hollow portion 25 of the other side 3b, and is guided so as to be slidable in the longitudinal direction.

As shown in FIGS. 2 to 4, the cover 6 of the stretchable part 5 is composed of two members, an inner peripheral cover part 7 and an outer peripheral cover part 8. The inner peripheral side cover portion 7 is provided across the inner peripheral side surface and the indoor side surface of the cut left and right horizontal rails 3a, 3b, and one end in the longitudinal direction is a rivet 26 on the indoor side surface of one horizontal rail 3a. The rivet 26 is pivotally provided on the inner peripheral side with the rivet 26 as a fulcrum. A stopper 27 is provided on the inner peripheral side surface of the other horizontal rod 3b, and the tip of the inner peripheral cover portion 7 comes into contact with the stopper 27 while the inner peripheral cover portion 7 covers the expandable portion 5 to expand and contract. The portion 5 is restricted to the extended state, and the stopper 27 is provided so as to be rotatable around the vertical shaft 28 as shown in FIG. 3, and the stopper 27 is locked to the inner peripheral side of the inner peripheral side cover portion 7. By doing so, the inner peripheral side cover portion 7 is fixed in a state of being pressed from the inner peripheral side to the horizontal ribs 3a, 3b. When the stopper 27 is rotated inward about the vertical axis 28 as indicated by the phantom line in FIG. 3, the inner peripheral cover portion 7 can be rotated inward with the rivet 26 as a fulcrum. The telescopic part 5 becomes telescopic. A plate-shaped net pressing portion 29 is provided at the outdoor side end portion of the inner peripheral side cover portion 7. The outer peripheral side cover portion 8 is provided across the outer peripheral side surface and the outdoor side surface of the cut left and right horizontal ribs 3a, 3b, and as shown in FIGS. A guide portion 31 that is fixed to the side rail 3a with a screw 30 and engages with the outer peripheral portion of the other side rod 3b is provided at the other end. As shown in FIGS. 5 and 6, cover materials 32 and 32 are attached to the outdoor side surfaces of the cut left and right horizontal ribs 3 a and 3 b.
As shown in FIG. 2, when the expansion / contraction part 5 is covered with the inner peripheral side cover part 7 and the stopper 27 is hung, the expansion / contraction part 5 is fixed in the extended state. As shown in FIG. 1 (b), when the stopper 27 is removed and the inner peripheral side cover portion 7 is rotated to the inner peripheral side, the recumbent cage 3 becomes expandable / contractible by the expansion / contraction portion 5.

  As shown in FIGS. 4 and 5, the net 2 is provided with thick portions 33 along upper and lower edges. The thick portion 33 uses one of slide fasteners, and the tape portion 33b of the fastener is fixed to the net 2 by welding or the like with the fastener element 33a facing outward. As shown in FIG. 3, the left and right edge portions of the net 2 are pushed into the grooves 34 and 34 formed in the left and right ribs 4 and 4 via the net holding ropes 35 and 35. As shown in FIG. 4 (b), the upper and lower edges of the net 2 are the protrusions 36 and the cover material 32 formed on the outdoor side surfaces of the horizontal ribs 3a and 3b, as shown in FIG. The thick part 33 of the net 2 is sandwiched and held, and the range of the stretchable part 5 is as shown in FIG. 4A, and the net presser part 29 of the inner peripheral side cover part 7 and the outer peripheral side cover The thick portion 33 of the net 2 is sandwiched between the portions 8. In addition, since the fastener element 33a of the thick portion 33 of the mesh 2 is locked to the tip of the mesh retainer 29, it is possible to reliably prevent the mesh 2 from coming off. As described above, the mesh 2 is fixed to the screen door 1 over the entire circumference.

Next, a procedure for removing the screen door 9 from the sash frame 10 will be described. First, as shown in FIG. 1 (a), the stoppers 27, 27 that hold the inner peripheral side cover portions 7, 7 of the horizontal rods 3, 3 are turned and released. Next, as shown in FIG.1 (b), the inner peripheral side cover parts 7 and 7 are rotated to the inner peripheral side. Next, as shown in FIG. 1 (c), after retracting the claw 17 c of the fixing member 17 of the collars 4, 4, the horizontal collars 3, 3 are contracted by the stretchable parts 5, 5. Then, the width W1 of the screen door 9 becomes smaller than the width W of the opening portion 15 of the sash frame 10, so that the screen door 9 is slightly lifted and tilted in the indoor / outdoor direction, while the opening portion 15 of the sash frame 10 is moved to the indoor side. Pull out.
Conversely, when the screen door 9 is attached to the sash frame 10, the screen door 9 is placed between the upper and lower frames 37, 12 from the indoor side in a state where the width is reduced as shown in FIG. The lower horizontal bar 3 is locked to the 12 locking portions 16. Thereafter, the upper and lower horizontal rails 3 and 3 are extended by the expansion and contraction parts 5 and 5, and then the inner peripheral side cover parts 7 and 7 are rotated to cover the expansion and contraction parts 5 and 5. Secure with stoppers 27,27. Thereafter, the collars 4 and 4 are fixed to the collar frames 18 and 18 by the fixture 17.

  As described above, since the screen door 1 is hidden behind the sash frame 10 and cannot be seen when viewed from the indoor side, the sash has a large and clear interior area, and the width of the screen door 9 can be expanded and contracted. Thus, the screen door 9 can be easily attached and detached from the indoor side. The screen door 9 is provided with expansion / contraction parts 5 and 5 in the longitudinal direction intermediate part of the reeds 3 and 3, the stopper 27 is released, and the inner peripheral side cover parts 7 and 7 are rotated to the inner peripheral side, thereby , 3 can be expanded and contracted, so that the expansion and contraction operation is easy as compared with the one that expands and contracts at the end in the longitudinal direction. Further, since the inner peripheral side cover portions 7 and 7 are rotatably provided on the inner peripheral side, the inner peripheral side can be easily accessed from the inner peripheral side even if the horizontal rods 3 and 3 are hidden by the upper frame 37 and the lower frame 12. The cover portions 7 and 7 can be operated, and the stopper 27 can be easily operated from the inner peripheral side. The left and right edges of the mesh 2 are fixed to the eaves 4 and 4 with mesh retainer ropes 35 and 35 over the entire length. Since the net 2 is reliably pulled to both sides as the horizontal hooks 3 and 3 are extended because the cover material 32 and 32 are pressed and fixed to the cover 3b, the net 2 is firmly stretched so as not to be loosened. be able to. Further, thick portions 33 using slide fasteners are provided on the upper and lower edges of the net 2, and the portions 3 a and 3 b other than the expansion and contraction portion 5 of the horizontal collar 3 hold the thick portions 33 with the cover materials 32 and 32. In the stretchable part 5, the thick part 33 is sandwiched between the mesh holding part 29 of the inner peripheral side cover part 7 and the outer peripheral side cover part 8, so that the upper and lower edges of the net 2 are even over the entire length. It is possible to prevent the net 2 from coming off and wrinkles from occurring. Further, since the fastener element 33 of the thick portion 33 provided at the upper and lower edges of the mesh 2 is locked to the tip of the mesh retainer portion 29 of the inner periphery side cover portion 7, the inner periphery side cover portion 7 is rotated. Thus, the net 2 can be stretched in the vertical direction when the elastic part 5 is covered, and the net 2 can be reliably prevented from coming off. Furthermore, if the inner peripheral side cover part 7 is rotated to the inner peripheral side, and the outer peripheral side cover part 8 and the cover members 32, 32 are removed, the upper and lower edges of the net 2 are exposed over the entire length, so that the net 2 can be replaced. Easy to do. Since the stretchable part 5 is covered with the cover 6, the design is good.

  FIG. 10 shows another embodiment of the screen door 9 of the present invention. The screen 3 of the screen door 9 is divided into one side 3a and the other side 3b, and one side 3a is provided with an insertion part 39 to the other side 3b. The expansion / contraction part 5 is provided in the longitudinal direction intermediate part of the horizontal roller 3 by inserting 39 in the other horizontal beam 3b. The cover 6 is provided with one end fixed to one side ridge 3a. As shown in FIG. 10A, the other end of the cover 6 is attached to the inner peripheral side surface of the other side ridge 3b with a screw 40. By stopping, the stretchable part 5 can be fixed in an extended state. The cover 6 is provided with an insertion hole 41 of a screw 40 in the shape of a long hole along the longitudinal direction of the horizontal hook. By loosening the screw 40, the other hook 3b can slide in the longitudinal direction with respect to the cover 6, As shown in FIG. 10B, the expansion / contraction part 5 can be contracted. The cover 6 may be formed separately from the one side 3a, but may be formed integrally with the one side 3a. According to this embodiment, the expansion / contraction part 5 can be expanded and contracted while the expansion / contraction part 5 is covered with the cover 6.

  FIG. 11 shows another embodiment of the cover 6 and the stopper of the stretchable part 5. One end of the cover 6 is attached to the indoor side surface of one side ridge 3a with a rivet 26, and is rotatably provided on the inner peripheral side. A locking claw 42 projects from the other end of the cover 6 to the outer peripheral side. As shown in FIG. 11 (a), the cover 6 covers the expansion / contraction part 5, and the locking claw 42 is locked to a locking hole 43 formed on the inner peripheral side surface of the other side collar 3b. Thus, the expansion / contraction part 5 is restricted to the extended state, and the cover 6 is fixed so as not to rotate to the inner peripheral side without permission. As shown in FIG. 11 (b), when the locking claw 42 is removed from the locking hole 43 and the cover 6 is rotated to the inner peripheral side, the expansion / contraction part 5 becomes expandable. According to this embodiment, it is not necessary to provide a stopper separately from the cover 6, and it is not necessary to operate the stopper.

  FIG. 12 shows still another embodiment of the cover 6 and the stopper of the stretchable part 5. One end of the cover 6 is attached to the indoor side surface of one side ridge 3a with a rivet 26, and is rotatably provided on the inner peripheral side. The outer end of the cover 6 is folded back to the outer peripheral side, and serves as a stopper and net retainer. As shown in FIG. 12 (a), the extension / retraction part 5 is restricted to the extended state by fitting the stopper / net presser part 44 between the left and right horizontal hooks 3a, 3b. Yes. As shown in FIG. 12 (b), when the cover 6 is rotated inward, the stopper / net presser portion 44 comes out from between the left and right horizontal hooks 3a, 3b, so that the telescopic portion 5 can be telescopic. Also in the present embodiment, the cover 6 may be provided with the locking claw 42 as shown in FIG. 11, or the stopper 27 may be further provided on the inner peripheral side of the other side ridge 3b as shown in FIG. A stopper that fits between the left and right horizontal hooks 3a and 3b can be provided separately from the net retainer.

13 and 14 show still another embodiment of the screen door 9 of the present invention. As shown in FIG. 13, the screen door 9 of the present embodiment is provided with an expansion / contraction part 5 at an end portion on the right side when viewed from the indoor side of the upper and lower horizontal cages 3 and 3, and the expansion / contraction part 5 is covered with a cover 6. . In order to form the expansion / contraction part 5, the horizontal hook 3a connected to the left side hook 4 is cut at the middle part of the screen door 9 in the width direction, and a resin cap 45 is attached to the front end part thereof. Guide bars 22 are attached to the upper and lower ends of the flange 4 with screws 23, and the guide bars 22 are inserted into the cap 45 of the left lateral flange 3a for guidance.
The cover 6 includes an inner peripheral side cover portion 7 and an outer peripheral side cover portion 8. The inner peripheral side cover portion 7 is provided so as to be rotatable toward the inner peripheral side with a shaft 46 provided at the right end as a fulcrum. is there. As shown in FIG. 14 (d), the inner peripheral cover portion 7 has a substantially U-shaped cross section with the outer peripheral side open, and has a stopper / net presser portion 44 on the outdoor side, as shown in FIG. 14 (a). As shown in the figure, when the inner peripheral side cover portion 7 is tilted sideways, the left edge portion of the stopper / net presser portion 44 comes into contact with the cap 45 of the left lateral collar 3a, and the expansion / contraction portion 5 is regulated in an extended state. . Further, as shown in FIG. 14C, a stopper claw 47 is formed on the inner surface of the left end portion of the inner peripheral side cover portion 7, and the stopper claw 47 is engaged with a groove 48 provided in the cap 45. In this way, the inner peripheral side cover portion 7 is prevented from freely rotating toward the inner peripheral side. As shown in FIG. 14, the outer peripheral side cover portion 8 is formed in a substantially L-shaped cross section having an outdoor side wall 8 a and an outer peripheral side wall 8 b, and a stopper and net presser portion 44 of the outdoor side wall 8 a and the inner peripheral side cover portion 7. Thus, the thick portions 33 provided at the upper and lower edges of the net 2 are sandwiched. An engagement portion 49 is provided at the left end of the outer cover portion 8 so as to be slidably engaged with the left lateral flange 3a in the longitudinal direction. A fitting portion 50 that is fitted to the end portion is provided, and the fitting portion 50 is fixed with screws 51 that are screwed into the guide bar 22 after the fitting portion 50 is fitted to the upper and lower ends of the flange 4.

  As shown in FIG. 13 (b), the screen door 9 of the present embodiment also releases the stopper by simply rotating the inner peripheral side cover portion 7 to the inner peripheral side, so that the expansion and contraction portions of the upper and lower horizontal cages 3 and 3 can be removed. 5 becomes telescopic, and the screen door 9 can be easily attached and detached from the indoor side by reducing the width of the screen door 9. Moreover, as shown to Fig.13 (a), if the expansion-contraction part 5 is extended and the inner peripheral side cover part 7 is tilted sideways, the expansion-contraction part 5 will be controlled so that it may not shrink. At this time, since the edge of the mesh 2 is sandwiched between the stopper / mesh pressing portion 44 of the inner peripheral side cover portion 7 and the outdoor side wall 8a of the outer peripheral side cover portion 8, it is possible to prevent the mesh 2 from coming off. As in the present embodiment, when the stretchable part 5 is provided at one end of the horizontal hooks 3, 3, the horizontal hook 3 a is connected to only one of the horizontal hooks 4, and the horizontal hook 4 is Since it is not necessary to connect and provide the eaves 3b, the overall length of the horizontal eaves 3 and 3 can be shortened accordingly, and the narrow screen door 9 can be dealt with.

  The present invention is not limited to the embodiments described above. The expansion / contraction part 5 of the screen door 1 may be provided so as to expand / contract at the middle part in the longitudinal direction of the basket 3 or one end, and the specific structure of the expansion / contraction part 5 does not matter. The expansion / contraction part 5 may be, for example, a structure in which two cocoons are connected in a telescopic manner, or a structure that bends and expands and contracts on the inner peripheral side like a scale insect. The cover 6 of the expansion / contraction part is not limited to being provided on the inner peripheral side so as to be rotatable, but may be provided so as to be slidable in the longitudinal direction or provided detachably. Further, the cover 6 does not necessarily have to cover the entire stretchable portion 5. The outer peripheral side cover portion 8 can be omitted. Instead of attaching the cover material 32 to the reeds 3a, 3b, the net retainer rope 35 may be extended to the reeds 3a, 3b, and the upper and lower edges of the net 2 may be fixed to the reeds 3a, 3b by the net retainer rope 35. it can. The screen door 9 may be provided with an expansion / contraction part 5 at the middle part in the longitudinal direction of the left and right ridges 4 and 4 and at one end part thereof, and can be extended and contracted in the height direction. The screen door fence 1 does not necessarily have to be entirely hidden by the sash frame 10. For example, only the fences 4 and 4 may be hidden by the sash frame 10. The screen door of the present invention is suitable when the screen door is arranged on the indoor side of the shoji screen, such as a protruding window or a fallen window, but is not particularly limited to the type of window and can be used for any window.

DESCRIPTION OF SYMBOLS 1 Screen door 2 Net 3 Horizontal 4 4 5 Expansion / contraction part 6 Cover 7 Inner peripheral side cover part 8 Outer peripheral side cover part 9 Screen door 10 Sash frame 27 Stopper 29 Net holding part 40 Screw (stopper)
42 Locking claw (stopper)
44 Stopper and mesh presser

Claims (9)

The screen door fence is provided with a mesh door fence assembled around all four sides and a net stretched around the screen door fence. The screen door fence is provided with a stretchable portion provided on a pair of opposing collars, a cover covering the stretchable portion, and a stopper that regulates the expansion and contraction of the stretchable portion. The screen door is characterized in that the folds are cut off at the stretchable portion, and the cover covers the cut off portion of the heel when the stretchable portion is extended . The screen door according to claim 1 , wherein the stretchable portion is provided in a middle portion in the longitudinal direction of a pair of opposing ridges.   2. The screen door according to claim 1, wherein the stretchable portion is provided at one end portion in the longitudinal direction of the pair of opposing ridges.   The screen door fence is provided with a mesh door fence assembled around all four sides and a net stretched around the screen door fence. The screen door fence is provided with a stretchable portion provided on a pair of opposing collars, a cover covering the stretchable portion, and a stopper that regulates the stretch of the stretchable portion The screen door is characterized in that the stopper works when the cover is in a position covering the stretchable part, and the stopper is released when the cover is separated from the stretchable part.   The screen door according to claim 1, 2, 3, or 4, wherein the cover and the stopper are both operable from the inner peripheral side.   The screen door fence is provided with a mesh door fence assembled around all four sides and a net stretched around the screen door fence. The screen door fence is provided with a stretchable portion provided on a pair of opposing collars, a cover covering the stretchable portion, and a stopper that regulates the stretch of the stretchable portion The cover is rotatably provided on the inner peripheral side with a shaft provided at one end in the longitudinal direction as a fulcrum, and when the cover is rotated on the inner peripheral side, the extendable part becomes extendable. A screen door characterized by   The screen door fence is provided with a mesh door fence assembled around all four sides and a net stretched around the screen door fence. The screen door fence is provided with a stretchable portion provided on a pair of opposing collars, a cover covering the stretchable portion, and a stopper that regulates the stretch of the stretchable portion. The cover has an inner peripheral side cover part and an outer peripheral side cover part, and sandwiches the edge of the mesh between the inner peripheral side cover part and the outer peripheral side cover part, and only the inner peripheral side cover part A screen door characterized in that the elastic part can be expanded and contracted by separating the elastic part from the elastic part.   8. A screen door according to claim 1, wherein the cover has a screen retainer.   A sash comprising the screen door according to any one of claims 1 to 8 and a sash frame, wherein all or part of the screen door ridge is hidden in the sash frame in a front view on the indoor side.

Images