JP6665008B2 - Screen device - Google Patents

Description

  According to the present invention, the outer dimensions of a peripheral frame of a screen device in which a screen can be housed by being wound around a winding shaft can be adjusted according to the size of an installation space such as a building opening where the screen device is installed. It relates to a screen device.

  Conventionally, in a screen device using an accordion type screen, for example, as disclosed in Patent Document 1, a screen 5 and a movable frame 6 are attached to a screen installation frame of a building opening, and wires are attached to them. As the screen unit 3 unitized with a parallel moving mechanism configured by being inserted, there is known a screen unit 3 capable of easily attaching and detaching and adjusting the size of a peripheral frame of a screen device.

  However, in a horizontal drawing screen device in which the screen can be housed by winding on a winding shaft, there is a winding box containing the winding shaft, and the screen is attached along both side edges of the screen wound on the winding shaft. A large number of engaging elements are slidably engaged with a guide rail in the upper frame and a guide rail disposed between the lower ends of the pair of side frames, and are provided with a mechanism for guiding them. The screen assembly can be easily attached to and detached from the peripheral frame of the screen device in the same configuration as the above-mentioned accordion type screen device, or the external dimensions of the peripheral frame of the screen device can be set in the installation space such as a building opening where the screen device is installed. There is a great deal of difficulty in making it adjustable according to size. Therefore, in the winding type horizontal drawing screen device, when installing the screen device in the installation space such as the building opening, when a slight gap occurs between the outer periphery of the peripheral frame of the screen device and the building opening, It is also necessary to cover the gap with some member.

JP 2011-127390 A

A technical object of the present invention is to provide a screen device in which a screen is housed by winding and in which the outer dimensions of a peripheral frame of the screen device can be adjusted according to the size of an installation space. It is in.
Further, another technical problem of the present invention is to use a part of the configuration for adjusting the outer dimensions of the peripheral frame of the screen device according to the size of the installation space, and to provide the external device within the peripheral frame of the screen device. An object of the present invention is to make a screen assembly to be assembled easily detachable from a peripheral frame of the screen device.

  According to the present invention, in order to solve the above problems, a peripheral frame of a screen device includes at least a pair of side frames and an upper frame disposed between upper ends thereof, and one of the side frames is a screen. It is configured as having a winding box that houses a winding shaft that winds one end, and the other of the side frames is a receiving frame against which a movable frame attached to the other end of the screen comes into contact when the screen is extended. A plurality of engaging members are attached along both side edges of the screen wound around the winding shaft, and the engaging members on the upper end side of the screen are engaged with the guide rails in the upper frame, and the lower end of the screen is engaged. A screen device that guides both side edges of the screen by slidably engaging a pair of side engaging elements with guide rails disposed between lower ends of the pair of side frames. A guide rail provided between the lower ends of the pair of side frames is provided at the front end portion of the frame on the receiving frame side with a latch which is removably fitted into a latch receiver provided on the receiving frame. And an adjusting mechanism capable of adjusting the length in accordance with expansion and contraction of a latch provided on a rail support frame in the upper frame, wherein the upper frame is provided with an extension and contraction of a latch provided on a tip end of the rail support frame in the upper frame. The screen device is provided with an adjusting mechanism capable of adjusting the total length of the upper frame according to the above.

  According to the screen device of the present invention having the above configuration, as will be apparent from the following detailed description, in the horizontal drawing screen device of the type in which the screen is housed by winding on the winding shaft, the maximum extension of the latch The size of the peripheral frame of the screen device can be adjusted within the range, and the generation of a gap between the peripheral frame of the screen device and a building opening or the like, which is the installation space of the screen device, can be suppressed. . In addition, utilizing a part of the configuration for adjusting the outer dimensions of the peripheral frame of the screen device according to the size of the installation space, a screen assembly to be assembled in the peripheral frame of the screen device can be easily configured. It can be attached to and detached from the peripheral frame.

In a preferred embodiment of the screen device according to the present invention, the guide rail in the upper frame guides the engaging element attached along the upper frame side edge of the screen by slidably engaging the guide. And an inner rail having a slit at the edge of the sliding groove.
The telescopic latch provided at the tip of the rail support frame is configured to be urged in the extension direction by a spring in the rail support frame.

  In another preferred embodiment of the screen device according to the present invention, the guide rail for guiding the lower end of the screen is constituted by a screen guide formed by connecting a large number of guide pieces so as to be concavely curved upward, Each guide piece of the screen guide is provided on its upper surface with slits for engaging the engaging elements at the lower end of the screen so as to form a series of slit rows, whereby the engaging elements are arranged along the slit rows. The screen guide is slidably engaged, and one end of the screen guide is engaged with the lower end of the screen outlet of the winding box, and the engaging element at the lower end of the derived screen is engaged with the slit of the guide piece. The other end is bent into the guide accommodating cylinder provided in the movable frame from the lower end with the movement of the movable frame. Inserted as guide and out, and its derivation length as made to correspond to the screen stretched range.

  In another preferred embodiment of the screen device according to the present invention, the wire connected to the insertion end of the screen guide connecting the plurality of guide pieces into the guide housing cylinder is connected to the latch from the upper end of the guide housing cylinder. The movable guide frame can be configured to function as a screen guide length adjusting mechanism by moving the movable frame parallel and connecting the leading end to a latch in an extended position by the biasing force of a spring. .

  In another preferred embodiment of the screen device according to the present invention, the winding box is detachably attached to an attachment member for attaching the winding box to a building opening, and supports the guide rail in the upper frame. In the state where the movable frame comes into contact with the winding box by winding the screen around the winding shaft, the rail supporting frame is bent in the direction along the movable frame so that the rail can be hung down. Winding box that forms a part of the peripheral frame, a movable frame that abuts on the winding box, a rail supporting frame in the upper frame that is bent in a direction along the winding box, and the like. A screen assembly including a member integrated with the mounting member is formed detachably with respect to the mounting member.

  In another preferred embodiment of the screen device according to the present invention, the upper frame whose overall length has been adjusted by the upper frame length adjustment mechanism can be slid up and down according to the height of the installation space of the screen device. It is formed.

  According to the present invention, in order to solve the above problems, the peripheral frame of the screen device includes at least a pair of side frames and an upper frame disposed between upper ends thereof, and the pair of side frames includes Each of the screens is configured to include a winding box that houses a winding shaft that winds one end of the screen, and a number of engaging elements are attached along both side edges of each screen wound around the winding shafts. A guide rail provided in the upper frame on one side frame side from the intermediate position of the upper frame, slidably engages an engaging element on the upper end side of the screen on the one side frame side, The upper rail of the screen on the other side frame is slidably engaged with the guide rail provided in the upper frame on the other side frame side from the intermediate position, and the lower ends of both screens are further slid. Of the above-mentioned one and the other In a double-drawing screen device, which is engaged with guide rails provided at the lower ends of the side frames, and guides the upper and lower ends of the two screens, in the upper frame, both sides of the intermediate position in the upper frame are provided. A pair of latches are provided at the end portions of the guide rails on the intermediate position side so as to be extendable and retractable, and the latches of the two rail support frames are removably fitted at the intermediate positions in the upper frame toward the two guide rails. And a guide rail disposed between the lower ends of the pair of side frames and an intermediate position between them is provided on a rail support frame in the upper frame. The upper frame has an adjusting mechanism capable of adjusting the length according to the expansion and contraction of the latch provided, and the upper frame adjusts the total length of the upper frame according to the expansion and contraction of the latch provided at the tip of the rail support frame in the upper frame. Equipped with an adjustable mechanism Both pull the screen device is provided, characterized in that there.

  In a preferred embodiment of the screen device according to the present invention, the pair of winding boxes are detachably mounted to a mounting member for mounting the winding box to a building opening, and a pair of guide rails are provided in the upper frame. In a state where the movable frame is in contact with the take-up box by winding the screen around the winding shaft, the rail supporting frames respectively supporting the frames are bent in the direction along the movable frame so that the movable frame can hang down. Each of the winding boxes is foldably connected to an upper portion of the winding box, thereby forming a part of the peripheral frame, a movable frame abutting on the winding box, and a rail support in an upper frame bent in a direction along the winding box. A frame and a screen assembly including a member integrated therewith are formed detachably with respect to the mounting member.

  In another preferred embodiment of the screen device according to the present invention, the latch receiving support member is provided so as to be able to adjust the vertical position with respect to the upper frame whose entire length has been adjusted by the upper frame length adjusting mechanism. The upper frame is formed so as to be vertically adjustable according to the height of the installation space of the screen device.

  According to the screen device of the present invention described in detail above, in a horizontal drawing screen device of a type in which the screen is stored by winding, the outer dimensions of the peripheral frame of the screen device can be adjusted according to the size of the installation space. It is possible to provide a screen device, and to assemble the screen device in the peripheral frame of the screen device by using a part of the configuration for adjusting the outer dimensions of the peripheral frame according to the size of the installation space. The screen assembly can be easily attached to and detached from the peripheral frame of the screen device.

It is a front view which shows the important section of the structure of the 1st Example of the screen apparatus which concerns on this invention in longitudinal section. It is a side view which shows a part of said 1st Example by cross section. FIG. 3 is a front view of the first embodiment. FIG. 4 is an enlarged perspective view of a main part showing a configuration of a guide rail that guides a lower portion of a screen. FIG. 4 is a partially cutaway rear view showing an engagement relationship between the latch and the latch receiver in the first embodiment. It is a principal part enlarged plan view of the rail support frame front-end | tip in the upper frame which shows the specific structure of the said latch. It is operation | movement explanatory drawing which shows the aspect of expansion and contraction of the said latch. FIG. 4 is a front view of the first embodiment in a state where the latch is disengaged from the latch receiver. FIG. 4 is a front view for explaining a mode of removing the unlatched screen assembly from the peripheral frame of the screen device in the first embodiment. It is a front view showing the important section of composition of a 2nd example of a screen device concerning the present invention in lengthwise. It is a top view of the said 2nd Example. It is a perspective view of the latch receiving support member provided in the intermediate position of the upper frame in the said 2nd Example. FIG. 13 is an enlarged front view of a main part of the screen device, showing a state where the latch receiver is held at the same intermediate height as that of FIG. It is a front view showing the state where the latch receiver is held in the upper end position in the above-mentioned latch receiving support member. FIG. 15 is an enlarged front view of a main part of the screen device in the state of FIG. 14.

  FIGS. 1 to 9 show a first embodiment of a screen device according to the present invention, in which a screen 10 is housed by winding it around a winding shaft 6 a in a winding box 6. 1 shows an example of the configuration of a single-drawing screen device. In particular, in the horizontal-drawing wind-up screen device, the outer dimensions of the peripheral frame 1 of the screen device are determined by the size of the installation space of the screen device such as a building opening. And a screen assembly 14 (see FIG. 9) described later, which is assembled in the peripheral frame 1 of the screen device, can be easily attached to and detached from the peripheral frame 1 by utilizing the configuration for that purpose. The configuration shown in FIG.

  The configuration of the screen device will be specifically described. First, as shown in FIG. 1, the peripheral frame 1 of the screen device is disposed between at least a pair of side frames 3 and 4 and their upper ends. And an upper frame 5. The side frame 3, which is one of the side frames, includes a winding box 6 accommodating a winding shaft 6a that winds one end of a screen 10 to be stretched in the peripheral frame by the urging force of a winding spring 6b, and An attachment member 7 to be attached to a building opening or the like is detachably attached by a latch 7a and a latch 7b as shown in FIG. The side frame 4 on the other side is configured as a receiving frame to which the movable frame 8 attached to the other end of the screen 10 wound on the winding shaft 6a is held when the screen 10 is extended by the movable frame 8. Have been.

  On the other hand, as shown in FIGS. 1, 2 and 4, a large number of engaging elements 10a and 10b are attached to the screen 10 wound on the winding shaft 6a along both side edges thereof. The engaging element 10 a on the edge side is engaged with the guide rail 11 in the upper frame 5. As shown in FIGS. 1 and 2, as the guide rail 11 for slidably engaging the plurality of engaging elements 10a in the upper frame 5, the engaging elements 10a are inserted into the slits 11b at the edges of the sliding grooves 11a. An inner rail made of a synthetic resin having good slidability, which can be slidably engaged and guided, is supported by a rail support frame 12 in the upper frame 5.

  Further, in the state shown in FIG. 5 in which the movable frame 8 is in contact with the winding box 6 by winding the screen 10 around the winding shaft 6a, the rail supporting frame 12 is, as shown in FIG. It is connected to the upper part of the winding box 6 so as to be able to bend and bend in the direction along 8. As a result, the winding box 6 constituting a part of the peripheral frame, the movable frame 8 in contact with the winding box 6, the rail support frame 12 in the upper frame 5 bent in a direction along the winding box 6, and integrated with them. However, the screen assembly 14 including the members constituting the lower guide rail 13 described below is an independent component detachable from the mounting member 7.

  Further, a latch whose distal end is removably fitted into a latch receiver 18 provided on the receiving frame is provided at the distal end of the rail supporting frame 12 supporting the guide rail 11 in the upper frame 5 on the receiving frame (side frame 4) side. 17 is provided so as to be able to expand and contract. The latch 17 can be fixed at any desired position with a screw or the like, but it is assumed that the latch 17 is urged in the extension direction by a spring 19 in the rail support frame 12 as shown in FIG. With the operation described above, the latch 17 is pulled back against the urging force of the spring 19 so as to be detachable from the latch receiver 18.

  FIG. 7A shows a state in which the latch 17 is fitted in the latch receiver 18 with a maximum length that can be extended, and FIG. 7B shows a state in which the latch 17 is fitted in the latch receiver 18 with a minimum length. FIG. Within the range of the length corresponding to the difference in the amount of protrusion of the latch 17 in both figures, the width of the peripheral frame 1 of the screen device smaller than the width of the opening of the building is adjusted slightly larger, and the screen device is moved to the opening of the building. Can be adapted. If the inner surface 4a of the side frame below the latch receiver 18 is a hard sliding surface, the latch 17 can be latched by the action of the spring 19 simply by returning the rail support frame 12 from the state of FIG. 18 can be engaged.

  The peripheral frame 1 of the screen device does not necessarily require a lower frame facing the upper frame 5, but the engaging element 10 b at the lower end of the screen 10 is provided between the lower ends of the pair of side frames 3 and 4. It is desirable to slidably engage with the guide rails to be provided. However, it is also desirable to make the lower frame not stumbling and to make it barrier-free. A guide rail 13 of a barrier-free type (screen guide) which is led out to the lower frame installation portion only when the screen 10 is stretched and is accommodated in the movable frame 8 when the screen 10 is wound up, as the guide rail 13 disposed therebetween. 13), the engaging element 10b at the lower edge of the screen 10 is slidably guided.

  More specifically, as shown in FIGS. 1 and 4, a screen guide constituting the guide rail 13 is provided with a flexible wire 16 through which a number of guide pieces 15 are inserted. In the center of the upper surface of each guide piece 15 of the guide rail 13, a slit 15a for engaging the engaging element 10b at the lower end of the screen 10 is formed by a series of slits. By arranging them so as to form a row, the engaging elements 10b can be slidably engaged along the slit rows.

The screen guide forming the guide rail 13 has one end thereof connected to the lower end of the screen outlet 6c of the winding box 6 in FIG. 3 and 4, the other end is bent from the lower end of the guide frame 8a provided in the movable frame 8 shown in FIGS. It is inserted so as to be led out inside.
In order to stably move the lower end of the movable frame 8 and the screen guide formed by the connection of the guide pieces 15, the screen guide is guided to the position where the lower frame of the peripheral frame 1 is installed. Although the traveling guide 13a is provided, the traveling guide does not have such a height as to become a barrier-free obstacle.

  Further, in order to move the movable frame 8 in parallel when the screen 10 is opened and closed, as shown in FIG. 1, a wire for parallel movement is provided at the insertion end of the screen guide connecting the large number of guide pieces 15 into the guide housing tube 8a. 21, the leading end of the wire 21 is guided from the upper end of the guide accommodating tube 8 a to the distal end side of the latch 17, and is connected to the latch 17 in the extended position by the urging force of the spring 19, and The movement of the screen guide along is smooth. In the configuration in which the movable frame 8 is translated using the translation wire 21, the length of the screen guide 13 is adjusted according to the expansion and contraction of the latch 17 provided on the rail support frame 12 in the upper frame 5. It also functions as a mechanism.

  When a barrier-free lower frame opposed to the upper frame 5 is not required and a general lower frame is provided, the lower frame may be provided in the upper frame of the screen device according to the present invention. The guide rail 11 may be provided so as to be symmetrical with respect to the one provided on the upper frame 5. In this case, in order to make it possible to adjust the outer dimensions of the peripheral frame 1 of the screen device in accordance with the size of the installation space such as a building opening where the screen device is installed, the engaging element 10b on the lower end side of the screen 10 is set as described above. Guide rails 13 (inner rails) provided between the lower ends of the pair of side frames 3 and 4 are slidably engaged with the guide rails 13 provided between the lower ends of the pair of side frames 3 and 4. Like the latch 17 provided on the rail support frame 12 in the upper frame, the length needs to be adjustable by expansion and contraction.

  As described above, the take-up box 6 is detachably attached to the attachment member 7 for attaching the take-up box 6 to a building opening or the like by the latch 7a and the latch 7b that slides up and down on the attachment member 7. Therefore, the movable frame 8 abutting on the winding box 6, the rail supporting frame 12 including the guide rail 11 in the upper frame 5 bent in the direction along the movable frame 8, and the guide integrated with them Since the screen assembly 14 including the members such as the rails 13 can be made as an independent component in the peripheral frame 1 of the screen device, it can be easily attached to and detached from the peripheral frame 1 of the screen device. This makes it possible to easily assemble and maintain the screen device.

  Further, since a retractable latch 17 is provided at the end of the rail support frame 12 for supporting the guide rail 11 in the upper frame 5 on the receiving frame side, the length of the upper frame 5 is increased in accordance with the expansion and contraction of the latch 17. It is necessary to expand and contract the length of the upper frame 5. Therefore, the screen device is provided with a length adjustment mechanism in which the end 5 a of the upper frame 5 on the side of the side frames 3 and 4 is formed to be able to expand and contract by sliding with respect to the main body. It is necessary to adjust the vertical dimension of the peripheral frame 1 according to the height of the installation space of the upper frame 5. Therefore, after adjusting the total length of the upper frame 5 to the above length, the upper frame 5 is separated from the side frames 3 and 4. The lifted upper frame 5 is raised and lowered so that the height thereof can be adjusted.

  When the length of the upper frame 5 itself and the height of the upper frame 5 on the side frames 3 and 4 are adjusted by the adjusting mechanism, screws for fixing the side frames and the upper frame to the adjusted state. In the embodiment shown in the drawing, the side frames and the upper frame are fixed to the opening of the building where the screen device is installed with the mounting screws 23, so that the peripheral frame 1 has the required size. It is formed so as to maintain its shape.

FIGS. 10 to 15 show the configuration of a double screen device which is a second embodiment of the screen device according to the present invention.
This double-drawing screen device basically has a configuration in which the receiving frames of a pair of the screen devices of the first embodiment are omitted, and the movable frame 38 of those screen devices is assembled at the center. The peripheral frame 31 of the double screen apparatus includes at least a pair of side frames 33 and 34 and an upper frame 35 disposed between upper ends thereof.

As shown in FIG. 11, the pair of side frames 33 and 34 in FIG. 10 are winding shafts that wind one end of each screen 10 stretched on both sides at an intermediate position of the upper frame 35 by the urging force of a winding spring. A winding box 36 accommodating a housing 36a is provided, and each of the winding boxes 36 is detachably attached to an attachment member 7 attached to a building opening similarly to the screen device of the first embodiment. It is constituted as.
Further, the upper frame 35 is divided into two at an intermediate position where a latch receiving support member 48 described later is provided, but may be a single one. The intermediate position is a position where the opposite screen device is divided into two, but is not necessarily a position where the left and right screen lengths are equally divided.

  Each of the screens 10 wound around the two winding shafts 36a has a large number of engaging elements 10a and 10b attached along both upper and lower side edges, as in the case of the first embodiment of FIGS. A guide rail 41A (see the guide rail 11 in FIGS. 1 and 2) provided in an upper frame 35A on one side frame 33 from an intermediate position of the upper frame 35 is provided with a screen 10 on the side frame 33 side. The upper end engaging member 10a is slidably engaged with the guide rail 41B provided in the upper frame 35B on the other side frame 34 from the intermediate position. The engaging element 10a on the upper end side of 10 is slidably engaged. Further, the engaging elements 10b on the lower end sides of the two screens 10 are also engaged with guide rails 43A, 43B (screen guides) disposed between the lower end sides of the pair of side frames 33, 34, so that the two screens 10 are engaged. The upper and lower ends of 10 are guided.

  The guide rails 43A, 43B disposed on the lower ends of the pair of side frames 33, 34 are barrier-free guide rails (screens described in the first embodiment with reference to FIGS. 1 and 4). There is no change in the structure and operation of the guide rail 13, and there is no change in the mechanism for moving the movable frame 8 parallel to the guide rail 13. The parts related to 43A and 43B are denoted by the reference numerals assigned to the respective parts of the guide rail 13 in FIGS. 1 and 4, and the description thereof will be omitted.

  In the upper frames 35A and 35B on both sides of the intermediate position of the upper frame 35, the same guide rails 41A and 41B as in the first embodiment are supported by rail support frames 42A and 42B. , 42B are provided with latches 47A, 47B, which are the same as in the first embodiment, at the end portions on the intermediate position side. The latches 47A and 47B are preferably urged in the extension direction by a spring 19 in the rail support frame, similarly to the first embodiment shown in FIG. 6, and the trigger shown in FIG. 50, the latches 47A and 47B are formed so as to be detachable from a latch receiver 49, which will be described later, provided on the latch receiving support member 48 against the urging force of the spring 19 by the same operation as the trigger 20 shown in FIG. It is desirable to do.

  The rail support frame 42 is shown in FIG. 8 in a state where the movable frame 38 is in contact with the winding box 36 by winding the screen 10 on the winding shaft 36a (the state of FIG. 5 of the first embodiment). Similarly to the first embodiment described with reference to the above description, it is foldably connected to the upper portion of the winding box 36 so as to be bent in the direction along the movable frame 38 so that it can hang down. For this reason, the winding box 36 constituting a part of the peripheral frame, the movable frame 38 in contact with the winding box 36, the rail supporting frame 42A or 42B in the upper frame bent in a direction along the winding box 36, and the moving frame 38 integrated with them. However, the two screen assemblies 44 including the members constituting the lower guide rails 43A or 43B are independent components detachable from the mounting member 37, and as in the first embodiment, are used as the screen device. It can be easily attached to and detached from the peripheral frame 31.

  As can be seen from FIGS. 12 and 14, the latches 47A and 47B at the tips of the rail support frames 42A and 42B are disengaged from the latch receiving support member 48 connected between the upper frame 35A and the upper frame 35B. The latch receiver 49 to be freely fitted has a rectangular hole-shaped receiving portion 49a for receiving the fitting of the leading ends of the latches 47A, 47B from the rail support frames 42A, 42B on both sides.

  That is, the latches 47A and 47B have a form in which one half of the left and right sides are cut off in plan view, as clearly shown in the plan view of FIG. 6, and the screen is different from that of the second embodiment of the present invention. When the device is double-pulled, when the latches 47A and 47B are positioned so that the missing sides of the opposing latches 47A and 47B face each other and are fitted into the latch receiver 49, the latch receivers of both latches 47A and 47B are received. 49 can be formed into a single square hole into which both latches can be fitted, and the configuration can be simplified accordingly. However, the latches 47A and 47B and the latch receiver 49 do not necessarily have to have such a configuration, and a pair of the latch and the latch receiver of the first embodiment may be provided.

  The rail support frames 42A and 42B provided with the extendable latches 47A and 47B described above have a maximum length that allows the latch to be extended, as in the case of the first embodiment described above with reference to FIG. The width of the opening of the building within a length range between FIG. 7A in a state where the latch is fitted in the latch receiver and FIG. 7B in which the latch is fitted in the latch receiver with a minimum length. The lateral width of the peripheral frame 1 of the smaller screen device can be adjusted to adapt the screen device to the opening of the building.

  Also, since the latches 47A and 47B are provided at the distal ends of the rail support frames 42A and 42B supporting the guide rails 41A and 41B in the upper frame 35 on the receiving frame side, the expansion and contraction of the latches 47A and 47B are performed. It is necessary to expand and contract the length of the upper frame 35 in accordance with the length of the upper frame 35. Therefore, the end 35C of the upper frame 35 side and the upper frame 35 side of the upper frame 35 is formed so as to be extendable and contractible by sliding with respect to the main body. It has an adjustment mechanism for the height.

  On the other hand, it is necessary to adjust the vertical dimension of the peripheral frame 31 in accordance with the height of the installation space of the screen device. When the upper frame 35 separated from the upper and lower frames 33 and 34 is to be moved up and down, the pair of rail support frames 42A and 42B are rotatably connected to the upper ends of the side frames 33 and 34 and cannot be moved up and down. 49 cannot be fixed to the latch receiving support member 48 integrated with the upper frame 35. Therefore, a pair of vertical guides 48a is provided on the inner surface facing the latch receiving support member 48, and the vertical guides 48a are provided. The latch receiver 49 guided so as to be able to move up and down along is adjusted to an arbitrary height and formed so as to be fixable with screws or other fixing tools.

Reference Signs List 1 peripheral frame 3, 4 side frame 5 upper frame 6 take-up box 6a take-up shaft 7 mounting member 8 movable frame 10 screen 10a, 10b engaging element 11, 13 guide rail 12 rail support frame 14 screen assembly 17 latch 18 latch receiver

Claims (10)

A peripheral frame of the screen device includes at least a pair of side frames and an upper frame disposed between upper ends thereof, and one of the side frames accommodates a winding shaft that winds one end of the screen. It is configured as having a taking box, the other of the side frames is configured as a receiving frame against which a movable frame attached to the other end of the screen abuts when the screen is extended,
A number of engaging members are attached along both side edges of the screen wound around the winding shaft, and the engaging members at the upper end of the screen are engaged with the guide rails in the upper frame, and the engaging members at the lower end of the screen are engaged. In a screen device that slidably engages a guide with a guide rail disposed between lower ends of the pair of side frames and guides both side edges of the screen,
At the tip of the rail support frame in the upper frame on the receiving frame side, a latch is provided that is elastically fitted with a latch that is detachably engaged with a latch receiver provided on the receiving frame,
The guide rail disposed between the lower ends of the pair of side frames has an adjustment mechanism that can adjust the length according to the expansion and contraction of the latch provided on the rail support frame in the upper frame,
The upper frame includes an adjustment mechanism that can adjust the total length of the upper frame in accordance with expansion and contraction of a latch provided at a distal end portion of the rail support frame in the upper frame.
A screen device characterized by the above-mentioned. The guide rail in the upper frame is constituted by an inner rail provided with a slit at a rim of a sliding groove in which an engaging element attached along the upper frame side edge of the screen is slidably engaged and guided. Have been
The screen device according to claim 1, wherein: An extendable latch provided at the tip of the rail support frame is configured to be urged in a direction of extension by a spring in the rail support frame.
The screen device according to claim 1, wherein: The guide rail that guides the lower end of the screen is configured by a screen guide that connects a large number of guide pieces so as to be concavely curved upward,
Each guide piece of the screen guide has, on the upper surface thereof, slits for engaging the engaging members at the lower end of the screen arranged so as to form a series of slit rows, whereby the engaging elements are arranged in the slit rows. That can be slidably engaged along
One end of the screen guide is attached to a position where an engaging element at the lower end of the screen to be led out engages with the slit of the guide piece with respect to the lower end of the screen lead-out opening of the winding box. Into the guide accommodating cylinder provided therein so as to be bent from the lower end thereof along with the movement of the movable frame so as to be led out into the inside, and the lead-out length corresponds to the screen extending range.
The screen device according to claim 1, wherein: A wire connected to the insertion end of the screen guide connecting the plurality of guide pieces into the guide receiving tube is guided from the upper end of the guide receiving tube to the tip side of the latch, and the latch is in the extended position by the urging force of the spring. To move the movable frame in parallel and to function as the screen guide length adjustment mechanism.
The screen device according to claim 4, wherein: The winding box is detachably mounted to a mounting member for mounting the winding box to a building opening;
In the upper frame, the rail support frame supporting the guide rail is bent in a direction along the movable frame in a state where the movable frame abuts on the winding box by winding the screen around the winding shaft. It is connected to the upper part of the winding box so as to be able to hang,
Thereby, a winding box constituting a part of the peripheral frame, a movable frame abutting on the winding box, a rail supporting frame in an upper frame bent in a direction along the winding box, and a screen including a member integrated therewith The assembly is formed to be detachable from the mounting member,
The screen device according to claim 1, wherein: The upper frame whose overall length has been adjusted by the upper frame length adjustment mechanism is formed so as to be vertically slidable according to the height of the installation space of the screen device,
The screen device according to claim 1, wherein: The peripheral frame of the screen device includes at least a pair of side frames and an upper frame disposed between the upper ends thereof, and the pair of side frames respectively house a winding shaft that winds one end of the screen. It is configured as having a winding box
A number of engaging elements are attached along both side edges of each screen wound on the both winding shafts, and a guide rail provided in the upper frame on one side frame side from an intermediate position of the upper frame, The upper-side engaging element of the screen on the side frame side is slidably engaged with the guide rail provided in the upper frame on the other side frame side from the intermediate position. The engaging members at the upper end of the screen are slidably engaged with each other, and the engaging members at the lower ends of both screens are also engaged with the guide rails provided at the lower ends of the one and other side frames. Combined, in a double screen device to guide the upper and lower ends of the two screens,
Latches are respectively provided at the ends of the rail support frames on both sides of the intermediate position in the upper frame on the intermediate position side so as to be extendable and contractible, and both rails are supported at the intermediate position in the upper frame toward both guide rails. A latch receiving support member provided with a pair of latch receivers for removably engaging the latches of the frame is provided,
The guide rail disposed between the lower ends of the pair of side frames and an intermediate position between the pair of side frames has an adjustment mechanism that can adjust the length according to the expansion and contraction of a latch provided on a rail support frame in the upper frame. Shall be
The upper frame includes an adjustment mechanism that can adjust the entire length of the upper frame in accordance with expansion and contraction of a latch provided at a distal end portion of the rail support frame in the upper frame.
A double-sided screen device, characterized in that: The pair of winding boxes are detachably attached to a mounting member that attaches the box to a building opening,
Rail support frames respectively supporting a pair of guide rails in the upper frame are bent in a direction along the movable frame when the movable frame abuts on the winding box by winding the screen around the winding shaft. In order to be able to hang down, it is connected to the top of the winding box so that it can be bent,
Thereby, a winding box constituting a part of the peripheral frame, a movable frame abutting on the winding box, a rail supporting frame in an upper frame bent in a direction along the winding box, and a screen including a member integrated therewith The assembly is formed to be detachable from the mounting member,
The screen device according to claim 8, wherein: For the upper frame whose overall length has been adjusted by the upper frame length adjusting mechanism, the latch receiving support member is provided so that the vertical position can be adjusted, and the upper frame is vertically moved according to the height of the installation space of the screen device. Is formed to be adjustable,
The screen device according to claim 8, wherein:

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