JP6572042B2 - Shutter device - Google Patents

Description

  The present invention relates to a shutter device having a shutter curtain that opens and closes, and can be used for various shutter devices such as an entrance / exit shutter device for opening / closing an entrance / exit of a store or a warehouse, and a garage shutter device. is there.

  A shutter device installed at an entrance or the like of a store includes a shutter curtain that opens and closes to open and close an entrance and the like. The shutter curtains shown in Patent Document 1 and Patent Document 2 below are made of thin plates. Concave portions and convex portions that are uneven in the thickness direction of the shutter curtain are juxtaposed in the opening and closing movement direction, and a large number of these concave and convex portions that are continuous in the opening and closing movement direction are provided.

Japanese Utility Model Publication No. 31-9666 (Fig. 3) Japanese Utility Model Publication No.33-3464 (FIG. 3)

  As described above, the shutter shutter made of a thin plate has concave and convex portions that are uneven in the thickness direction of the shutter curtain and are arranged in parallel in the opening and closing movement direction, and these concave and convex portions that are continuous in the opening and closing movement direction. When a large number of parts are provided, the shutter curtain has a length dimension that is the same as or larger than the height dimension of the doorway that is opened and closed by the shutter curtain. When transporting and storing the shutter curtain from the factory where the shutter device is manufactured to the construction site where the shutter device is installed, the shutter curtain must be wound and handled accordingly. This will take a lot of work.

  An object of the present invention is to provide a shutter device that makes it possible to reduce the number of times the shutter curtain is wound or to omit the winding during conveyance or storage, and to facilitate the handling thereof.

  The shutter device according to the present invention has a shutter curtain that opens and closes, and a concave portion and a convex portion that are concave and convex in the shutter curtain thickness direction are provided side by side in the opening and closing movement direction on the shutter curtain, and the opening and closing movement direction In the shutter device provided with a plurality of these recesses and projections that are continuous to each other, at least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening and closing movement direction, The panel is provided with at least one concave portion and one convex portion, and the panels adjacent to each other in the opening / closing movement direction are connected by a connecting means.

  In the shutter device according to the present invention, at least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening / closing movement direction of the shutter curtain, and each panel has at least one concave portion and convex portion. Since the panels adjacent to each other in the opening / closing movement direction are connected by the connecting means, the operation of connecting the panels with the connecting means can be performed at the installation site of the shutter device, for example. Accordingly, when the shutter curtain is transported from the factory where the shutter device is manufactured to the installation site of the shutter device or stored, all or one of the panels constituting the shutter curtain is stored. The part can also be separated, and for this reason, the number of turns of the shutter curtain It is possible to reduce or omit the winding, and it can be transported and stored by stacking each separated panel flatly or arranging vertically in the thickness direction, The handling can be easily performed.

  The main part of the shutter curtain is a part that is a part for opening and closing at least a part or most of an opening such as an entrance that is opened and closed by the shutter curtain. The seat plate at the lower end of the curtain and the suspension base member at the upper end of the shutter curtain are excluded.

  In the present invention described above, the number of concave portions and the number of convex portions provided in each panel may be plural or may be one.

  In addition, the length dimension of the shutter curtain in the opening / closing movement direction of each panel may be the same, or, among these panels, the length dimension of the shutter curtain in the opening / closing movement direction of at least one of the panels may be different. You may make it differ from the length dimension of the opening / closing movement direction of the shutter curtain of this panel.

  When the length dimensions of the shutter curtains in the opening / closing movement direction of each panel are the same, it is preferable that the number of the concave portions provided in these panels is the same and the number of the convex portions is also the same.

  According to this, since all the panels for forming the main part of the shutter curtain can be made the same size and shape by being arranged in the opening and closing movement direction of the shutter curtain, these panels can be unitized or standardized. Therefore, a large number of panels can be manufactured at low cost.

  In addition, when the length dimension in the opening / closing movement direction of the shutter curtain of at least one panel among the plurality of panels is made shorter than the length dimension in the opening / closing movement direction of the shutter curtain of another panel, the shutter It is preferable that the number of concave portions and convex portions provided in the panel in which the length of the curtain in the opening / closing movement direction is short is smaller than the number of concave portions and convex portions provided in the other panel.

  Furthermore, the width dimension in the opening / closing movement direction of the shutter curtain of the concave portion provided in each panel is made the same or substantially the same, and the width dimension in the opening / closing movement direction of the projection shutter curtain provided in each panel is also the same or substantially the same. It is preferable to do.

  According to this, it becomes possible to easily perform the operation for forming the concave portion and the convex portion on each panel by a bending device or the like, and the manufacturing cost of the panel can be reduced.

  In the present invention, the connecting means for connecting the panels may be a means that cannot be released from the connection or a means that can be released from the connection.

  If the connecting means for connecting the panels is a means that can be disconnected, even if a damaged panel occurs among the panels that are connected by the connecting means in the opening and closing movement direction of the shutter curtain, Only the equal panel is removed by releasing the connection by the connecting means, and this panel can be replaced.

  An example of the connecting means in the case where the connecting means is a means capable of releasing the connection in this way is due to a fastening device having a penetrating portion that penetrates the connecting portion of the panels connected by the connecting means. The dressing may be rivets or screws.

  In addition, when making a connection means into a thing which cannot cancel | release connection as mentioned above, this connection means may weld panels, and may crimp and connect panels.

  In addition, as described above, the connection means is a fastening device having a through portion that penetrates the connection portion of the panels connected by the connection device, and the through portion of the fastening device is The projection part which has the component of the thickness direction of a shutter curtain and penetrates the connection location of panels, and this penetration part protruded with the component of the thickness direction of a shutter curtain from the connection location of panels If at least one of the panels is provided with a cover for covering the protrusion at a position beyond the protrusion in the thickness direction of the shutter curtain. preferable.

  According to this, the penetration part of a fastening tool has the component of the thickness direction of a shutter curtain, penetrates the connection part of panels, and this penetration part is the thickness direction of a shutter curtain from the connection part of panels. Even if it has the protrusion part which protruded with the component, at least one of the panels covers the protrusion part at a position exceeding the protrusion part in the thickness direction of the shutter curtain. Since the cover part for this is provided, it can prevent that the protrusion part of a penetration part contacts the thing of the exterior of a shutter curtain at the time of opening / closing movement of a shutter curtain, for example.

  Further, in the case where the connecting means is a fastening tool having a penetrating portion that penetrates a connecting portion of the panels connected by the connecting means, the penetrating portion of the fastening tool is separated from the convex portion. When the shutter curtain has a component in the thickness direction and penetrates the connecting portion of the panels toward the concave portion, the protruding amount of the protruding portion serving as the tip of the penetrating portion of the fastening device Is preferably smaller than the amount of protrusion of the convex portion from the concave portion.

  According to this, the penetration part of the fastening tool has a component in the thickness direction of the shutter curtain from the convex part, penetrates the connection part of the panels toward the concave part side, and the tip part of the penetration part of the fastening tool Since the protrusion amount of the protrusion portion is smaller than the protrusion amount of the protrusion portion from the recess portion, the protrusion portion of the through-hole portion of the fastening device may, for example, open and close the shutter curtain. It is possible to prevent contact with an external part of the shutter curtain when moving.

  Further, in the present invention, when the opening / closing movement direction of the shutter curtain is the vertical direction, an upward component is formed at the lower end portion of the upper panel among the two panels arranged in the vertical direction. The upper bent portion is provided with a bent portion, and the upper bent portion is provided with a downward bent portion having a downward component at the upper end portion of the lower panel. It is preferable that at least one of the bent portion and the downward bent portion is brought into contact with a component part of the panel in which one of the two panels arranged in the vertical direction is not provided.

  According to this, since the two panels arranged in the vertical direction can be brought into a state where they are brought into a vertical contact by at least one of the upward bent portion and the downward bent portion, the lower panel The downward load acting on the connecting means can be reduced by the weight of the above, and the weight of the lower panel can be supported by the upper panel when performing the operation for connecting the upper and lower two panels by the connecting means, For this reason, for example, the operator can connect the upper and lower two panels by the connecting means with both hands separated from the lower panel, and thereby the panel connecting operation is performed by one operator. It is also possible.

  In addition, the above-mentioned “upward bent portion bent with an upward component” and “down bent portion bent with an downward component” are bent upward in the vertical direction. It may be an upward bent portion or a downward bent portion bent downward in the vertical direction, or an upward bent portion bent upward and inclined with respect to the vertical direction, or bent downward inclined with respect to the vertical direction. It may be a downward bent portion.

  Further, in the present invention, the concave and convex portions provided on each panel which is a member forming the main part of the shutter curtain may be planar with little or no component in the thickness direction of the shutter curtain. Alternatively, a curved surface having a component in the thickness direction of the shutter curtain may be used. In addition, the concave portion and the convex portion may be symmetrical, may be asymmetrical, and may be the same or substantially the same, for example, may have irregular shapes such as a flat shape and a curved surface shape.

  Furthermore, the present invention described above can be applied to a shutter device installed at an arbitrary place for an arbitrary use, that is, the shutter device according to the present invention opens and closes an entrance of a store or a warehouse. It may be an entrance / exit shutter device, a garage shutter device, a window shutter device, or the like. The shutter device may be a manual type or an electric type.

  In addition, the shutter curtain of the shutter device according to the present invention may be wound by a winding shaft and moved by opening and closing from the winding shaft. Alternatively, the shutter curtain may be driven by a winding shaft such as a sliding overhead device. It may be one that opens and closes without moving.

  According to the present invention, it is possible to reduce the number of times the shutter curtain is wound or to omit the winding when the shutter curtain is transported or stored, and it is possible to obtain an effect that the handling becomes easy.

FIG. 1 is a front view showing an entire manual shutter device according to an embodiment of the present invention. FIG. 2 is a developed front view of a shutter curtain used in the manual shutter device of FIG. FIG. 3 is a right side view of the shutter curtain of FIG. FIG. 4 is a front view showing a panel which is a constituent member of the shutter curtain. FIG. 5 is a right side view of the panel of FIG. FIG. 6 is a perspective view of the panel of FIGS. 4 and 5. FIG. 7 is a partially enlarged view of FIG. FIG. 8 is a right side view of the connection structure between panels in FIG. FIG. 9 is a right side view showing a state where the connection structure between the panels in FIG. 8 is disassembled. FIG. 10 is a right side view illustrating a connection structure between the lowermost panel and the seat plate in FIG. 3. FIG. 11 is a front view showing an operation for forming the shutter curtain by connecting the respective panels in the opening / closing movement direction of the shutter curtain at the installation site of the shutter device. FIG. 12 is a plan sectional view showing a state where the shutter curtain is opened and closed by inserting both ends of the shutter curtain in the width direction into the pair of left and right guide rails. FIG. 13 is a view similar to FIG. 12 showing another embodiment of the belt member. FIG. 14 is a view similar to FIG. 7 showing another embodiment of the connecting portion connecting the concave portion and the convex portion. FIG. 15 is a view similar to FIG. 1 showing an embodiment of the electric shutter device. FIG. 16 is a front view showing a winding shaft of the electric shutter device of FIG. FIG. 17 is an enlarged front view of the winding shaft of FIG. 18 is a cross-sectional view taken along line S18-S18 in FIG. 19 is a cross-sectional view taken along line S19-S19 in FIG. 17 showing one of the pair of left and right brackets shown in FIGS. 16 and 17. 20 shows a suspension member used for connecting the upper end portion of the shutter curtain of FIG. 15 to the winding shaft, (A) is a front view, and (B) is a left side view. FIG. 21 is a front view showing an operation for forming a shutter curtain performed by coupling the suspension base member of FIG. 20 to the winding shaft. FIG. 22 is a view similar to FIG. 8 showing a first alternative embodiment of a connection structure between panels. FIG. 23 is a view similar to FIG. 8 showing a second alternative embodiment of the connection structure between panels. FIG. 24 is a view similar to FIG. 8 showing a third alternative embodiment of the connection structure between panels. FIG. 25 is a view similar to FIG. 8 showing a fourth alternative embodiment of the connection structure between panels. FIG. 26 is a view similar to FIG. 9 showing a fifth alternative embodiment of the connection structure between panels. FIG. 27 is a view similar to FIG. 7 showing another embodiment of the belt member attached to the panel. FIG. 28 is a view similar to FIG. 1 showing an embodiment of a shutter device in which an attachment member such as a handle member is provided on the shutter curtain. 29 is a cross-sectional view taken along line S29-S29 in FIG. FIG. 30 is a view similar to FIG. 29 showing another embodiment of the panel provided with the attachment member.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated based on drawing. FIG. 1 is an overall front view of a shutter device according to an embodiment of the present invention, and this shutter device is a garage shutter device.

  This shutter device has a shutter curtain 1 whose opening and closing movement direction is the vertical direction. This shutter curtain 1 opens and closes an entrance 2 that is an opening of a garage that is a building, and the width direction of the shutter curtain 1 Both end portions in the left-right direction, which are both end portions, are inserted into guide rails 4 attached to a building housing 3 such as walls on the left and right sides of the entrance 2 and guided to these guide rails 4 to be shutter curtains 1. Moves up and down. A shutter case 5 is attached to a building housing such as an upper wall of the entrance 2, and a winding shaft 6 is rotatably supported by a pair of left and right brackets 7 inside the shutter case 5. 6 is coupled to the upper end of the shutter curtain 1 that passes through the slit formed in the lower surface 5A of the shutter case 5 and reaches the inside of the shutter case 5, so that the winding can be rotated forward and backward. By winding and unwinding the shutter curtain 1 by the take-up shaft 6, the shutter curtain 1 is guided by the guide rail 4 and moved up and down in the vertical direction.

  The shutter device of FIG. 1 opens and closes the shutter curtain 1 by applying a moving load in the vertical direction to the shutter curtain 1 by an operating rod or the like that engages with a seat plate 8 that constitutes the lowermost end portion of the shutter curtain 1. It is a manual shutter device that moves. Since the take-up shaft 6 is provided with a return spring in which the return spring force is accumulated by the take-up shaft 6 that rotates forward by closing and moving the shutter curtain 1 downward, the take-up shaft 6 rotates in the reverse direction. Thus, the upward movement of the shutter curtain 1 is performed by using the return spring force of the return spring as an auxiliary force. When the shutter curtain 1 of the shutter curtain 1 reaches the lower surface 5A of the shutter case 5 and the shutter curtain 1 is fully opened, the shutter curtain 1 is kept fully open by the spring force of the return spring, and the seat plate 8 is the floor 2A of the entrance 2. When the shutter curtain 1 is fully closed, the downward load due to the weight of the shutter curtain 1 fed from the take-up shaft 6 becomes larger than the return spring force of the return spring, so that the shutter curtain 1 maintains the fully closed state. It is supposed to be.

  In the present embodiment, the length in the width direction of the shutter curtain 1 with respect to the seat plate 8 is the same as or smaller than the inner width dimension of the pair of left and right guide rails 4. Both end portions in the length direction of the seat plate 8 are not inserted into the guide rail 4.

  FIG. 2 shows a developed front view of the shutter curtain 1 before being wound around the winding shaft 6, and FIG. 3 is a right side view of the shutter curtain 1. 4 is a front view of the panel 10 which is an element forming the main part of the shutter curtain 1. FIG. 5 is a right side view of the panel 10. FIG. 6 is a perspective view of the panel 10. is there. As shown in FIGS. 2 and 3, the shutter curtain 1 includes a plurality of panels 10 and a single seat plate 8 that are connected in the vertical direction, which is the opening and closing movement direction of the shutter curtain 1. As shown in FIG. 2, each panel 10 having the same lateral width as the shutter curtain 1 has a length dimension in the opening / closing movement direction of the shutter curtain 1 as shown in FIG. It is a constant value of H.

  As can be seen from FIG. 4 to FIG. 6, the panel 10 is formed by alternately bending metal thin plates by a bending device or the like, thereby removing the concave portions 11 and the convex portions 12 that are uneven in the thickness direction of the shutter curtain 1. The curtain 1 is continuous in the opening / closing movement direction. For this reason, the panel 10 is provided with a plurality of recesses 11 that are recessed toward the inside of the garage and a plurality of protrusions 12 that protrude toward the outside of the garage. Since the shutter curtain 1 is formed continuously over the entire length in the width direction, the panel 10 has the same vertical cross-sectional shape continuous with the entire length in the width direction of the shutter curtain 1. Each of the plurality of recesses 11 and protrusions 12 of the present embodiment has a planar shape with little or no component in the thickness direction of the shutter curtain 1.

  In addition, when the panel 10 is seen inside a garage, the recessed part 12 is a convex part, and the convex part 12 is a recessed part. Moreover, the metal thin plate which is the material of the panel 10 is, for example, stainless steel having a thickness dimension of 0.6 mm, steel, aluminum, galvanized steel plate, or the like.

  FIG. 7 is a partially enlarged view of FIG. 5. As shown in FIG. 7, the connecting portion 13 connecting the concave portion 11 and the convex portion 12 is parallel to the thickness direction of the shutter curtain 1. It is a substantially parallel horizontal portion or a substantially horizontal portion, and the connecting portion between the concave portion 11 and the connecting portion 13 and the connecting portion between the convex portion 12 and the connecting portion 13 are right-angled or substantially right-angled bent portions. Yes.

  As shown in FIG. 5, one end portion of the panel 10 in the opening / closing movement direction of the shutter curtain 1, that is, the vicinity of the upper end portion of each panel 10 is one of the concave portion 11 and the convex portion 12. In the embodiment, the concave portion 11 is provided, and a first hook portion 14 that opens downward is provided at the upper end portion of the concave portion 11, and the vicinity of the lower end portion of each panel 10 is between the concave portion 11 and the convex portion 12. On the other hand, in the present embodiment, it is a convex portion 12, and a second hook portion 15 that opens upward is provided at the lower end portion of the convex portion 12. The first hook portion 14 has a base portion 14A that is an upward extension of the concave portion 11 and a horizontal direction from the tip of the base portion 14A to the same side as the protruding side of the convex portion 12 in the thickness direction of the shutter curtain 1. Alternatively, it is formed by a bent portion 14B bent substantially horizontally and a downward extending portion 14C extending downward from the tip of the bent portion 14B. The second hook portion 15 has a base portion 15A that is a downwardly extending portion of the convex portion 12 and a horizontal direction from the tip of the base portion 15A to the same side as the concave side of the concave portion 11 in the thickness direction of the shutter curtain 1. Alternatively, it is formed by a bent portion 15B bent substantially horizontally and an upward extending portion 15C extending upward from the tip of the bent portion 15B.

  The first hook portion 14 and the second hook portion 15 are continuously provided over the entire length in the width direction of the shutter curtain 1.

  As shown in FIGS. 4 and 6, belt members 21 are attached to the respective panels 10 at both ends in the width direction of the shutter curtain 1, and the panels 10 shown in FIGS. Since the surface is a surface on the outside of the garage described above among the surfaces on both sides in the thickness direction of the shutter curtain 1, the surface has an extending length in the vertical direction that is the opening / closing movement direction of the shutter curtain 1. The belt member 21 is the first belt member 21 provided on the outer surface of the garage in the panel 10. Further, as shown in FIGS. 5 and 7, similarly to the first belt member 21, the panel 10 extends on the inner side surface of the garage in the up / down direction which is the opening / closing movement direction of the shutter curtain 1. A second belt member 22 having an installation length is provided. The second belt member 22 is also attached to both ends in the width direction of the shutter curtain 1 in each panel 10, and the attachment position of the first belt member 21 on the panel 10 and the attachment of the second belt member 22 on the panel 10. The positions match or substantially match in the width direction of the shutter curtain 1.

  In the present embodiment, the first and second belt members 21 and 22 are attached to the panel 10 at a factory where the shutter device is manufactured. The first and second belt members 21 and 22 are attached to the panel 10 by using an adhesive without using the staples 23. The staples 23 serving as stoppers penetrating the belt members 21 and 22 are driven. You may go.

  Since the first and second belt members 21 and 22 are attached to the panel 10 in the present embodiment, the belt members 21 and 22 are provided with the concave portions 11 and the convex portions 12 formed in the panel 10. Is extending in the vertical direction while meandering in the thickness direction of the shutter curtain 1 following the shape of the concave portion 11 and the convex portion 12.

  The material of the first and second belt members 21 and 22 is, for example, a cloth having wear resistance or a cloth in which a synthetic resin having wear resistance is impregnated. In the present embodiment, as shown in FIG. 7, the base 23 </ b> A on the first belt member 21 side of the staple 23 slightly protrudes from the surface of the first belt member 21, and the second belt member 22 of the staple 23. The bent portions 23B and 23C on the side also slightly protrude from the surface of the second belt member 22, but the first and second belt members 21 and 22 are attached to the panel 10 with respect to these belt members 21 and 22. When the staple 23 serving as a common attachment member is driven, the surface of the first and second belt members 21 and 22 at the place where the staple 23 is disposed is increased by increasing the driving load of the staple 23. Accordingly, the base 23A on the first belt member 21 side in the staple 23 and the second base in the staple 23 are thereby formed. Preparative member 22 side of the bent portion 23B, and 23C, may be is positioned close positions the panel 10 than the surface of the belt member 21, 22 at the location where the staple 23 is not disposed.

  In the present embodiment, as shown in FIG. 5, the first belt member 21 includes the panel 10 except for the first and second hook portions 14 and 15 provided at the upper and lower ends of the panel 10. The second belt member 22 includes first and second hook portions 14 and 15 at both upper and lower end portions of the panel 10 and a concave portion on the upper side of the second hook portion 15. 11 (a convex portion when viewed from the second belt member 22 side) is extended to most of the vertical direction of the panel 10, but the second belt member 22 is a panel similar to the first belt member 21. The first and second hook portions 14 and 15 at the upper and lower end portions of the panel 10 may be extended over substantially the entire length in the vertical direction of the panel 10.

  FIG. 8 shows an enlarged view of a connection structure between two upper and lower panels 10 connected in the opening / closing movement direction of the shutter curtain 1, and FIG. 9 shows an exploded state of this connection structure. Has been. When connecting the two upper and lower panels 10, first, the second hook portion 15 formed by opening upward at the lower end portion of the upper panel 10, and the downward direction at the upper end portion of the lower panel 10. The first hook portion 14 formed to be open is fitted up and down. Next, of the rivets 24 that are connecting means for connecting the two upper and lower panels 10 and also serve as a fastener for fixing the panels 10 to each other, the head extends from the head 24A in the horizontal direction. The protruding shaft portion 24B is inserted into the hole formed in advance in the base portion 14A of the first hook portion 14 and the upward extending portion 15C of the second hook portion 15 from the inner side to the outer side of the garage. 8A, the projecting portion 24C shown in FIG. 8 is compressed by a compressive load applied in the horizontal direction to the tip portion of the shaft portion 24B projecting in the thickness direction of the shutter curtain 1 from these holes. Form by bulging.

  The rivet 24 is a blind rivet capable of compressing and expanding the projecting portion 24C at the tip of the shaft portion 24B by work from the head 24A side.

  As a result, the two upper and lower panels 10 are connected to each other, and this connection is achieved by the base portion 14A of the first hook portion 14 and the second hook portion 15 penetrating through the shaft portion 24B of the rivet 24 as a through portion. The upward extending portion 15 </ b> C is used as a connecting portion of these panels 10.

  The two upper and lower panels 10 are connected to each other by the rivet 24, which is the connecting means and is also the fastening device, at a plurality of locations in the width direction of the shutter curtain 1, and such a connecting operation is performed by the shutter. By performing each panel 10 constituting the curtain 1, the main part of the shutter curtain 1 excluding the seat plate 8 is formed.

  Note that the fastening device, which is also the connecting means, may be a screw instead of the rivet 24. In the case of a screw, a cylindrical portion is formed by burring on the upwardly extending portion 15C of the second hook portion 15, and a female screw for screwing the screw is formed on the inner peripheral surface of the cylindrical portion. .

  In this embodiment, as will be described later, connecting each panel 10 forming the main part of the shutter curtain 1 with the rivet 24 is not performed in a factory where the shutter device is manufactured, and the installation work of the shutter device is not performed. Performed at the site where it is performed.

  FIG. 10 shows a structure for attaching the seat plate 8 to the lowermost panel 10 among the panels 10 forming the main part of the shutter curtain 1. The seat plate 8 has a metal base member 30 having a thickness larger than that of the panel 10 and horizontal portions 31B and 32B on the both sides in the thickness direction of the shutter curtain 1 in the base member 30 in the thickness direction of the shutter curtain 1. Are formed of two metal angle members 31 and 32 in which vertical portions 31A and 32A are arranged in opposite directions. The base member 30 and the angle members 31 and 32 are coupled by a screw 33 and a nut 34. ing.

  At the upper end portion of the base member 30, there is a base portion 35A, and a bent portion that is bent horizontally or substantially horizontally from the tip of the base portion 35A to the same side as the protruding side of the projection 12 of the panel 10 in the thickness direction of the shutter curtain The hook portion 35 opened downward is formed by the portion 35B and the downwardly extending portion 35C extending downward from the tip of the bent portion 35B. The shape of the hook portion 35 is the upper end of the panel 10 It is the same as the shape of the 1st hook part 14 currently formed in this.

  In order to attach the seat plate 8 to the lowermost panel 10, a second hook portion 15 formed by opening upward at the lower end portion of the lowermost panel 10 and an opening downward at the upper end portion of the seat plate 8. The hook portion 35 formed in this manner is vertically fitted, and then is a connecting means for connecting the lowermost panel 10 and the seat plate 8, and the seat plate 8 is fastened to the panel 10. Among the rivets 36 that also serve as fasteners, the shaft portion 36B extending horizontally from the head portion 36A is connected to the base portion 35A of the hook portion 35 and the upward extending portion 15C of the second hook portion 15. In the same way as in the case of the rivet 24 described above, the thickness of the shutter curtain 1 from the hole in the shaft portion 36B is then passed through the holes formed in advance from the inside to the outside of the garage. On the tip protruding in the direction, horizontally The compressive load was use to form by compression bulging protrusions 36C. Therefore, this rivet 36 is also a blind rivet.

  Accordingly, the seat plate 8 is attached to the lowermost panel 10, and the attaching operation of the seat plate 8 to the lowermost panel 10 by the rivets 36 is performed at a plurality of positions in the width direction of the shutter curtain 1.

  FIG. 11 shows an operation for forming the shutter curtain 1 by connecting the panels 10 in the opening / closing movement direction of the shutter curtain 1 at the installation site of the shutter device of FIG.

  Before the guide rails 4 are attached to the building frame 3 such as the walls on the left and right sides of the garage doorway 2 and before the shutter case 5 of FIG. The winding shaft 6 is rotatably supported by a pair of left and right brackets 7 attached to a building frame such as an upper wall, and an operator who reaches the winding shaft 6 by a ladder or the like forms the main part of the shutter curtain 1. Among the plurality of panels 10 connected in the opening / closing movement direction of the shutter curtain 1, the first hook portion 14 at the upper end of the uppermost panel 10 is coupled to the outer periphery of the winding shaft 6 with screws, rivets, and the like. After that, the operator rotates the winding shaft 6 in the reverse direction, so that the operator can rotate the winding shaft 6 in the reverse direction, so that the second hook portion 15 at the lower end of the uppermost panel 10 and the second hook portion 15 slightly above. Part In the winding leaving places not taken up by the take-up shaft 6, taking up a large portion of the top of the panel 10 in the take-up shaft 6.

  Next, the operator lifts the second-stage panel 10 from above, and fits the first hook part 14 at the upper end of the panel 10 to the second hook part 15 at the lower end of the uppermost panel 10 from above. And these panels 10 are connected by the rivet 24 as mentioned above. After this, the operator reversely rotates the winding shaft 6 again, so that the second hook portion 15 at the lower end of the panel 10 in the second stage from the top and a little higher than the second hook portion 15. The portion is set as an unwinding portion that is not wound on the winding shaft 6, and most of the panel 10 in the second stage from the top is wound on the winding shaft 6.

  Thereafter, the operator repeats the same connecting operation as described above for the panel 10 at the third level from the top and the panel 10 further below the panel 10, so that the main part of the shutter curtain 1 excluding the seat plate 8. Is formed at the installation site of the shutter device while being wound around the winding shaft 6, and after the connection work for the lowermost panel 10 is completed, the second hook portion 15 at the lower end of the panel 10 is completed. In addition, the work of attaching the seat plate 8 is performed by the above-described work.

  After attaching the seat plate 8 to the second hook portion 15 at the lower end of the lowermost panel 10 in this manner, the operator further turns the winding shaft 6 around the winding shaft 6. In this way, after the seat plate 8 reaches the height position beyond the upper end of the entrance 2, in other words, the seat plate 8 is a pair of left and right guide rails 4 shown in FIG. 1. After reaching the height position beyond the upper end of the door, the work of attaching these guide rails 4 to the building frame 3 such as the left and right walls of the entrance 2 is performed. Next, when the operator rotates the winding shaft 6 in the forward direction, the shutter curtain 1 is unwound from the winding shaft 6, whereby the widthwise both ends of each panel 10 are guided from the lowermost panel 10 to the left and right guides. The shutter curtain 1 is guided by the left and right guide rails 4 and can be opened and closed in the vertical direction.

  Thereafter, the remaining work such as the work of attaching the shutter case 5 shown in FIG. 1 to the building frame such as the upper wall of the entrance 2 is performed.

  As described above, the length in the width direction of the shutter curtain 1 with respect to the seat plate 8 is the same as or smaller than the inner width size of the pair of left and right guide rails 4. Since the both ends in the length direction of the are not inserted into the guide rail 4, the work of attaching the seat plate 8 to the lowermost panel 10 is not performed at the installation site of the shutter device as described above. You may carry out beforehand in the factory etc. which manufacture a shutter apparatus.

  Further, at least a part of the seat plate 8 at both ends in the length direction of the seat plate 8 is, for example, both ends in the length direction of the base member 30 constituting the seat plate 8 shown in FIG. The part may be inserted into the guide rail 4. In this way, when at least a part of both ends in the length direction of the seat plate 8 is inserted into the guide rail 4, the main part of the shutter curtain 1 excluding the seat plate 8 is the respective panel 10. The seat plate 8 is attached to the lowermost panel 10, and then the operator reversely rotates the winding shaft 6 so that the seat plate 8 exceeds the upper end of the entrance 2. , The guide rail 4 is attached to the building housing 3 such as the left and right walls of the entrance 2, and then the operator rotates the winding shaft 6 forward so that the guide rail 4 is removed from the seat plate 8. You may make it perform the operation | work inserted in the inside.

  A lintel member provided with a slit through which the shutter curtain 1 is vertically inserted is attached to the lower surfaces of a pair of left and right brackets 7 that rotatably support the winding shaft 6, and upper end portions of the left and right guide rails 4 are When the seat plate 8 is inserted into the slit and reaches a position higher than the lintel member so that the seat plate 8 reaches a height position not exceeding the lintel member, each guide rail 4 is moved in the vertical direction. The upper end portion of the guide rail 4 is inserted into the slit so that the position of the upper end portion is higher than the lintel member, and then the guide rail 4 is brought upright in the vertical direction. When performing such operations, the shutter curtain for the seat plate 8 as described above, in other words, as described above, in other words, as described above. Since the length in the width direction is the same as or smaller than the inner width dimension of the pair of left and right guide rails 4, both ends in the length direction of the seat plate 8 are formed in the guide grooves inside the guide rail 4. When the part is not inserted, the operation of inserting the lowermost panel 10 into the guide groove inside the guide rail 4 is performed, and the guide groove inside the guide rail 4 As described above, when at least a part of both ends in the length direction of the seat plate 8 is inserted, the seat is seated in the guide groove inside the guide rail 4 when the above operation is performed. The operation of inserting at least a part of both ends in the length direction of the plate 8 is performed.

  In the shutter curtain 1 according to the present embodiment described above, the concave portion 11 and the convex portion 12 that are uneven in the thickness direction of the shutter curtain are juxtaposed in the opening / closing movement direction of the shutter curtain 1, and continuously in the opening / closing movement direction. A plurality of the concave portions 11 and the convex portions 12 are provided, but the portion of the shutter curtain 1 excluding the seat plate 8 is, in other words, the main portion of the shutter curtain 1 includes a plurality of panels 10. Are formed in a continuous manner in the opening / closing movement direction of the shutter curtain 1. Each of these panels 10 is provided with a plurality of concave portions 11 and a plurality of convex portions 12, and the shutter curtain 1 is opened and closed. Since the panels 10 adjacent to each other in the direction are connected by a rivet 24 as a connecting means, the panels 10 are rivets 4 can be performed at the installation site of the shutter device, so that when the shutter curtain 1 is transported from the factory where the shutter device is manufactured to the installation site of the shutter device or stored. Each panel 10 which is a constituent member of the shutter curtain 1 can be separated, so that it is not necessary to wind the shutter curtain 1, and each panel 10 can be stacked flatly or vertically. Since it can be transported and stored by placing it in the thickness direction, its handling becomes easy.

  The connecting means for connecting the panels 10 is a rivet 24. Since the rivet 24 can be broken and removed by a tool such as a drill, the connecting means can be released. It has become. For this reason, even if a damaged panel 10 occurs among a plurality of panels 10 connected by rivets 24 in the opening / closing movement direction of the shutter curtain 1, only the damaged panel 10 is disconnected by the rivets 24. The panel 10 can be replaced with a new panel 10 and the new panel 10 can be connected to the panel 10 that is not replaced by a rivet 24. For this reason, the maintenance work of the shutter curtain 1 can be performed. Easy to do.

  Even if the rivet 24 is broken and removed to replace the damaged panel 10 with a new panel 10, the first hook portion 14 of the lower panel 10 and the second hook portion 15 of the upper panel 10 are replaced. Are in contact with each other in the vertical direction, so that the connected state of the panels 10 can be maintained. Therefore, the lower panel 10 is not dropped and damaged.

  Further, as described above, since the operation of attaching the first and second belt members 21 and 22 to each panel 10 is performed at a factory where the shutter device is manufactured, each panel 10 is installed at the installation site of the shutter device. By connecting the shutter curtain 1 in the opening / closing movement direction of the shutter curtain 1, the shutter curtain 1 can be provided with the first and second belt members 21 and 22.

  Further, the length H in the opening / closing movement direction of the shutter curtain 1 for the panel 10 shown in FIGS. 3 and 5 is connected to another panel 10 by the rivet 24 or the rivet 36 or the seat plate 8 is attached. This length dimension H is a constant value for each panel 10, and the first hook portion 14 is provided at the upper end of each panel 10. Provided, the second hook portion 15 is provided at the lower end, the first and second belt members 21 and 22 are attached to both ends in the width direction, and the number of the concave portions 11 is the same for each panel 10. The point that the number of convex portions 12 is the same for each panel 10 is that these panels 10 have the same shape and structure, so that the shutter curtain Each panel 10 for forming the main part of the shutter curtain 1 can be manufactured as a unit having the same dimensions, shape, and structure. By standardizing the panel 10, a large number of panels 10 can be manufactured at low cost.

  Further, in the present embodiment, the width dimensions of the recesses 11 provided in the respective panels 10 in the opening / closing movement direction of the shutter curtain 1 are the same or substantially the same, and the convex parts 12 provided in the respective panels 10. The width of the shutter curtain 1 in the opening / closing movement direction is the same or substantially the same, and therefore, the operation for forming the concave portion 11 and the convex portion 12 can be easily performed on each panel 10 by a bending device or the like. However, the manufacturing cost of the panel 10 can be reduced.

  Further, by selecting the number of connected panels 10 whose length dimension is a constant value H, the construction of each shutter device in which the difference in the height dimension of the entrance 2 is larger than the length dimension H. Regarding the construction site of each shutter device that can cope with the site and the height dimension of the entrance / exit 2 is smaller than the length dimension H, the winding shaft 6 when the shutter curtain 1 is fully closed is used. By changing the amount of the discarded winding of the shutter curtain 1, these construction sites can be dealt with.

  Furthermore, according to the present embodiment, as described in FIGS. 8 and 9, the two upper and lower panels 10 connected in the opening / closing movement direction of the shutter curtain 1 have the penetrating portion 24 </ b> B of the rivet 24. The base portion 14 </ b> A of the first hook portion 14 of the lower panel 10 penetrating through and the upward extending portion 15 </ b> C of the second hook portion 15 of the upper panel 10 serve as a connection portion of these panels 10. Thus, the shaft portion 24B serving as the penetrating portion extends from the head portion 24A in the horizontal direction or the substantially horizontal direction, which is the thickness direction of the shutter curtain 1, so that the shaft portion 24B serves as the shutter. Although it has a component in the thickness direction of the curtain 1 and penetrates the connection portion between the panels 10, the upper and lower two panels 10 connected by the rivets 24 include the first hook portion of the lower panel 10. 1 A downward extending portion 14C and a base portion 15A of the second hook portion 15 of the upper panel 10 are provided, and the downward extending portion 14C and the base portion 15A of the shaft portion 24B serving as a penetrating portion are provided. Among them, the projecting portion 24 </ b> C projecting from the connecting portion of the panels 10 with a component in the thickness direction of the shutter curtain 1 is covered at a position beyond the projecting portion 24 </ b> C in the thickness direction of the shutter curtain 1. Since it is a covering part, the covering part 24C can prevent the projecting part 24C from coming into contact with the outside of the shutter curtain 1 when the shutter curtain 1 is opened and closed. The shutter curtain 1 can be wound and unwound by the take-up shaft 6 as predetermined.

  Further, since the protruding amount from the base portion 14A of the first hook portion 14 of the lower panel 10 with respect to the head portion 24A of the rivet 24 is small, when the shutter curtain 1 is opened and closed, the head portion 24A is moved to the shutter curtain 1. There is also no risk of touching anything outside.

  FIG. 2 shows a developed front view of the shutter curtain 1 formed by connecting a plurality of panels 10 and attaching the seat plate 8, and FIG. 2 guides the opening and closing movement of the shutter curtain 1. A pair of left and right guide rails 4 are indicated by a two-dot chain line. The first and second belt members 21 and 22 provided on both sides in the thickness direction of the shutter curtain 1 on both sides in the width direction of each panel 10 are a pair of left and right of the shutter curtain 1. It is arranged at a place to be inserted into the guide rail 4.

  FIG. 12 shows a plan sectional view when the shutter curtain 1 is opened and closed by inserting both ends in the width direction of the shutter curtain 1 into the pair of left and right guide rails 4. Since the first and second belt members 21 and 22 are attached to both ends in the width direction of the shutter curtain 1 inserted into the pair of left and right guide rails 4, the shutter curtain 1 is connected to these guide rails 4. The belt members 21 and 22 prevent direct contact between the shutter curtain 1 and the inner surface of the guide rail 4 when the shutter curtain 1 is moved up and down by being guided by the belt. Occurrence of abnormal noise such as frictional noise caused by direct contact with can be eliminated.

  Even if the first and second belt members 21 and 22 are attached with the staples 23 to the respective panels 10 constituting the shutter curtain 1 as in the present embodiment, as described above, the staples 23 By increasing the driving load, the surfaces of the first and second belt members 21 and 22 at the place where the staple 23 is disposed are recessed, whereby the base portion 23A of the staple 23 on the first belt member 21 side. And the bent portions 23B and 23C on the second belt member 22 side of the staple 23 are positioned closer to the panel 10 than the surface of the belt members 21 and 22 at the place where the staple 23 is not disposed, The base portion 23A and the bent portions 23B and 23C of the staple 23 do not contact the inner surface of the guide rail 4, and the guide It can be brought into contact with the surface of the first and second belt members to the inner surface of the Doreru 4.

  Further, the surfaces of the first and second belt members 21 and 22 can be brought into contact with the inner surface of the guide rail 4 by attaching the first and second belt members 21 and 22 to the panel 10 with an adhesive. it can.

  In the embodiment of FIG. 13, the belt member 21 is attached to both sides of the shutter curtain 1 in the thickness direction of the shutter curtain 1 without attaching the belt member to both sides in the thickness direction of the shutter curtain 1 at both ends in the width direction of the shutter curtain 1. Of the surfaces, the belt member 22 is not attached to the surface on the outside of the garage, which is one of the surfaces, and the surface on the inside of the garage, which is the other surface. In the embodiment of FIG. 13, a belt member 40 is attached to a surface facing the other surface in the thickness direction of the shutter curtain among the inner surfaces of the pair of left and right guide rails 4.

  Also in this embodiment, the shutter curtain 1 is guided to the pair of left and right guide rails 4 while being opened and closed vertically while preventing the shutter curtain 1 and the inner surface of the guide rail 4 from coming into direct contact by the belt member 21 and the belt member 40. Can be moved.

  In particular, with respect to the shutter curtain 1 of this embodiment, the belt member 21 is attached to only one surface in the thickness direction of the shutter curtain 1, so that when the shutter curtain 1 is wound around the winding shaft 6. The winding diameter of the shutter curtain 1 can be reduced, thereby obtaining an effect that the vertical dimension of the shutter case 5 shown in FIG. 1 can be reduced.

  FIG. 14 shows another embodiment of the connecting portion connecting the concave portion 11 and the convex portion 12 provided in the panel 10. The connecting portion 13 ′ connecting the lower end of the concave portion 11 and the upper end of the convex portion 12 in this embodiment extends from the inner side of the garage to the outer side with a downward inclination angle, and the lower end of the convex portion 12. The connecting portion 13 '' that connects the upper end of the recess 11 extends from the outside of the garage to the inside with a downward inclination angle. For this reason, the connecting portion between the concave portion 11 and the connecting portions 13 ′ and 13 ″ and the connecting portion between the convex portion 12 and the connecting portions 13 ′ and 13 ″ are not right-angled or substantially right-angled bent portions.

  According to this embodiment, the bending process performed to alternately form the concave portions 11 and the convex portions 12 on each panel 10 can be easily performed as long as the connecting portion is not a right angle or a substantially right angle bent portion. In addition, the shutter curtain 1 can be wound more reliably by the winding shaft 6.

  Furthermore, one surface in the thickness direction of the shutter curtain 1 to which the first belt member 21 is attached is a surface on the outside of the garage, but connects the lower end of the concave portion 11 and the upper end of the convex portion 12. Since the connecting portion 13 'extends from the inner side of the garage to the outer side with a downward inclination angle and has a water gradient, rainwater that falls on the outer side of the garage is connected to the connecting portion 13'. Etc. can be prevented from accumulating.

  Also in the garage shutter device according to the embodiment shown in FIG. 15, the shutter curtain 1 opens and closes the entrance / exit 2 that is guided by a pair of left and right guide rails 4 and serves as an opening of a garage that is a building. Is moved up and down by winding and unwinding by a winding shaft 56 disposed in the shutter case 55 and rotating forward and backward, but the winding shaft 56 is an electric winding shaft. This shutter device is an electric garage shutter device. The shutter case 55 of the electric shutter device includes a pair of left and right brackets 57 that support the take-up shaft 56, and a cover member 58 that is provided around these brackets 57 and covers the front, rear, and top and bottom of the take-up shaft 56. It has become.

  FIG. 16 shows a state in which the cover member 58 is removed before the upper end portion of the shutter curtain 1 is coupled to the winding shaft 56. 17 shows an enlarged view of the winding shaft 56 shown in FIG. 16, and FIG. 18 is a cross-sectional view taken along line S18-S18 in FIG. The winding shaft 56 includes a center shaft 62 that is supported at its both ends by a coupling 61 61 such as a bolt and a nut by bearings 60 provided on a pair of left and right brackets 57, and an outer periphery of the center shaft 62. The rotating body 63 is composed of a rotating body 63 that is rotatably arranged around the central shaft 62, and the rotating body 63 is connected to the upper end of the shutter curtain 1 via a suspension member described later. A plurality of wheel members 65 that are rotatable by a bearing member 64 and have a circular side view, and these wheel members 65 that are arranged side by side in the axial direction of the central shaft 62. It consists of a bar-shaped connecting member 66 that is connected.

  A plurality of return springs 67 by coil springs are bridged between the center shaft 62 and the rotating body 63, one end of these return springs 67 is connected to the center shaft 62, and the other end is a wheel member 65. Therefore, when the rotating body 63 is rotated forward when the shutter curtain 1 is extended, the return spring force is accumulated in the return spring 67, and when the rotating body 63 is rotated backward when the shutter curtain 1 is wound up, This return spring force assists the reverse rotation of the rotating body 63.

  FIG. 17 also shows a drive device 70 for rotating the winding shaft 56 forward and backward, in other words, a drive device 70 for rotating the rotating body 63 forward and backward about the central shaft 62. As shown in FIG. 18, the driving device 70 has a recess 71A in which a plurality of connecting members 66 are fitted, and a rotating gear 71 serving as an internal gear. As shown in the figure, a drive device body 73 having a drive shaft 72 for rotating the rotary gear 71 is connected to the drive shaft 72 via a clutch 68. When the pinion 69 meshed with the internal teeth 71B (see FIG. 18) is rotated forward and backward by the drive shaft 72, the rotating gear 71 is rotated forward and backward, whereby the rotating body 63 is, in other words, wound. The take-off shaft 56 rotates in the forward and reverse directions. The drive device main body 73 composed of a combination of the electric motor and the brake means is driven and controlled by the control device 74. Thus, a signal for controlling the drive device main body 73 by the control device 74 is the wall of the garage. Is transmitted to the control device 74 by a radio signal or an electric wiring (not shown).

  Note that the clutch 68 shown in FIG. 17 can be switched on and off from the outside of the winding shaft 56 by pulling a string-like operation member such as a wire (not shown).

  The drive device main body 73 and the control device 74 shown in FIG. 17 are attached to the outer periphery of the central shaft 62 by a bracket 75 shown in FIG. 18, and the rotary gear 71 is formed on the bracket 75. A plurality of rollers 76 fitted in the ring-shaped groove 71C of FIG. 18 are rotatably attached, and the rotating gear 71 is supported by these rollers 76 and rotates forward and backward. Forward and reverse rotation.

  Further, as shown in FIG. 17, the driving device 70 includes a rotary encoder 77 that counts the number of forward and reverse rotations of the rotating gear 71, and the rotating gear 71 is rotated by the operation of the operating device. The rotating body 63 also rotates to move the shutter curtain 1 to open and close. When the encoder 77 detects that the shutter curtain 1 has reached the fully closed position or the fully open position, it is sent from the encoder 77 to the control device 74. In response to the signal, the control device 74 stops the electric motor of the drive device main body 73, turns on the brake means, and stops the shutter curtain 1.

  FIG. 19 is a cross-sectional view taken along line S19-S19 in FIG. 17. In FIG. 19, a side view of a bracket 57 provided with a bearing portion 60 for supporting the central shaft 62 of the winding shaft 56 in a non-rotatable manner. 15 and 16, as shown in FIGS. 15 and 16, the pair of left and right brackets 57 have a symmetrical shape in FIG. 19, so the bracket 57 in FIG. Of the pair of left and right brackets 57, the right bracket in FIGS. 15 and 16.

  As shown in FIG. 19, attachment portions 57 </ b> A for attaching and placing lintel members 78 and 79 arranged at intervals in the thickness direction of the shutter curtain 1 at the bottom of each bracket 57. , 57B, and a slit 80 for vertically inserting the shutter curtain 1 between these lintel members 78, 79 having a width in the width direction of the shutter curtain 1 between the left and right brackets 57. The shutter curtain 1 is formed continuously in the width direction. The upper end portion of the guide rail 4 shown in FIG. 15 is inserted from below between the mounting portions 57A and 57B, and the surface of the bracket 57 where the bearing portion 60 is provided is higher than the upper end of the bearing portion 60. An extension portion 81 is provided for making the guide rail 4 at a low position a vertical length that is substantially extended upward. The extension portion 81 includes two portions 81A and 81B corresponding to the portions 4A and 4B (see also FIGS. 12 and 13) on both sides in the thickness direction of the shutter curtain 1 in the guide rail 4, both of which are bearings. These portions 81 </ b> A and 81 </ b> B arranged so as to be shifted in the thickness direction of the shutter curtain 1 with respect to the portion 60 are formed by plate-like rail members attached to the surface of the bracket 57.

  Since the two portions 81A and 81B forming the extension portion 81 are spaced apart from each other as they extend upward, the extension portion 81 has a shape that spreads upward. Of 81A and 81B, one part 81A close to the bearing part 60 does not reach the height position of the bearing part 60, but the other part 81B is the same position as the height position of the bearing part 60, or the bearing part. The position reaches a position close to the height position of 60 or a position exceeding the height position of the bearing portion 60. The two portions 81A and 81B are located outside the maximum winding diameter D of the shutter curtain 1 when the shutter curtain 1 is wound around the winding shaft 56 and reaches the fully opened position. Is arranged. A direction A in FIG. 19 indicates a direction in which the winding shaft 56 for winding the shutter curtain 1 rotates.

  FIG. 20 shows a suspension member 85 used for coupling the upper end portion of the shutter curtain 1 to the above-described rotating body 63 which is a component of the winding shaft 56, and FIG. FIG. 20B is a front view of the original member 85, and FIG. 20B is a left side view of the suspension original member 85. The suspension member 85 cuts, for example, the same material as the panel 10 that is a constituent member of the shutter curtain 1 and a planar material having the same thickness dimension while securing the length in the width direction of the shutter curtain 1. The upper portion is a curved portion 85A that is curved in the thickness direction of the shutter curtain 1, and the lower portion is connected to the lower end portion of the curved portion 85A, and is a suspended portion that vertically hangs downward. 85B. In addition, a hook portion 86 that opens upward is provided at the lower end portion of the hanging portion 85B. The hook portion 86 includes a base portion 86A that is an extension portion of the hanging portion 85B and a recess in the recess 11 of the panel 10. A bent portion 86B that is bent horizontally or substantially horizontally to the same side as the side, and an upwardly extending portion 86C that extends upward from the tip of the bent portion 86B.

  Therefore, the hook portion 86 has the same shape as the second hook portion 15 provided at the lower end portion of the panel 10 that is a constituent member of the shutter curtain 1. Note that FIG. 20B and FIGS. 5 and 8 to 10, in which the second hook portion 15 at the lower end portion of the panel 10 is shown, are viewed from opposite left and right directions that are the width direction of the shutter curtain 1. It is a figure.

  The curvature radius R of the curved portion 85A is a constituent member of the rotating body 63 of the winding shaft 56 and is the same as or substantially the same as the curvature radius of the wheel member 65 described above having a circular side view. ing. Further, the bending length of the bending portion 85 </ b> A is half or substantially half of the entire circumferential length of the wheel member 65.

  FIG. 21 shows that the shutter curtain 1 can be freely opened and closed by connecting the upper end of the shutter curtain 1 to the rotating body 63 of the take-up shaft 56 via the suspension member 85 at the installation site of the electric shutter device of FIG. The work to do is shown. In the following description of this work, the clutch 68 shown in FIG. 17 is turned on, and the rotating body 63 of the take-up shaft 56 is moved to the central shaft 62 by the operation of the operating device for driving the driving device 70 described above. The clutch 68 is turned off and the rotating body 63 is rotated around the central shaft 62 (the suspension member 85 and the panel 10 are wound around the rotating body 63). After the rotation, the operator may rotate the rotating body 63 around the central axis 62 via the suspension member 85 or the panel 10.

  Before the guide rail 4 is attached to the building housing 3 such as the left and right walls of the garage entrance 2, between the pair of left and right brackets 57 attached to the building housing such as the upper wall of the entrance 2, FIG. Before the cover member 58 shown in the figure is installed, the operator who has reached the bracket 57 by a ladder or the like attaches the central shaft 62 of the winding shaft 56 to the bearing portion 60 of the pair of left and right brackets 57 with the coupler 61. Next, the worker supports the curved portions 85A of the plurality of suspension members 85 on the outer peripheral surface of the wheel member 65 constituting the rotating body 63 of the take-up shaft 56, such as screws or rivets. A lintel that is joined and mounted in advance on the mounting portions 57A and 57B of the pair of right and left brackets 57 as shown in FIG. From the slit 80 of Figure 19 between 78 and 79 is hanging downwardly, thereby, the hook portion 86 provided at the lower end of the Tsumoto member 85 is projected downward lintel members 78 and 79.

  Since the suspension base member 85 of this embodiment has a length in the width direction of the shutter curtain 1, the curved portion 85A of the suspension base member 85 is used as a wheel as shown in FIG. The coupling to the outer peripheral surface of the member 65 with a coupling tool such as a screw or a rivet is carried out with the curved portions 85A of the respective suspension base members 85 straddling the plurality of wheel members 65. The length of the shutter curtain 1 in the width direction may be short, and the curved portion of each suspension base member may be coupled to the outer peripheral surface of one wheel member.

  Next, the operator selects the uppermost panel among the plurality of panels 10 connected in the opening / closing movement direction of the shutter curtain 1 to form the main part of the shutter curtain 1 excluding the suspension member 85 and the seat plate 8. The first hook portion 14 at the upper end portion of the hook 10 is fitted to the hook portion 86 at the lower end portion of the suspension member 85 from above, so that the hook portion 86 of the suspension member 85 and the first hook portion of the uppermost panel 10 are fitted. 14 are connected by rivets in the same manner as when the panels 10 are connected to each other. Thereafter, the operator operates the above-described operating device to drive the above-described driving device 70, thereby causing the rotating body 63 of the winding shaft 56 to reversely rotate with respect to the central shaft 62. The hanging portion 85B of the member 85 is wound up by the rotating body 63, and the second hook portion 15 at the lower end portion and the portion slightly above the second hook portion 15 of the uppermost panel 10 are provided with the lintel members 78, The majority of the uppermost panel 10 is wound up by the rotating body 63 so as to be unwinding portions that protrude downward from 79 and are not wound around the rotating body 63.

  After that, the operator lifts the panel 10 in the second stage from the top as in the embodiment of FIG. 11, and the first hook part 14 at the upper end of the panel 10 is moved to the lower end of the uppermost panel 10. The second hook portion 15 is fitted from above, and the panels 10 are connected by the rivet 24 as described above. Thereafter, the operator operates the operation device described above to rotate the rotating body 63 of the take-up shaft 6 in the reverse direction again with respect to the central shaft 62, and thereby the second stage panel 10 from the top. The second hook portion 15 at the lower end portion and the portion slightly above the second hook portion 15 project below the lintel members 78 and 79 and serve as unrolled portions that are not wound around the rotating body 63. The most part of the panel 10 in the second stage from the top is wound up by the rotating body 63.

  Subsequent operations are the same as those of the above-described embodiment. After the lowermost panel 10 is connected to the second-stage panel 10 from the bottom, the lower hook 10 is seated on the second hook portion 15 at the lower end of the panel 10. By performing the operation of attaching the plate 8, the shutter curtain 1 including the suspension member 85, the plurality of panels 10, and the seat plate 8 is formed.

  After attaching the seat plate 8 to the second hook portion 15 at the lower end of the lowermost panel 10 as described above, the operator further operates the operating device described above to move the rotating body 63 of the winding shaft 6. Buildings such as walls on the left and right sides of the entrance / exit 2 after the seat plate 8 reaches the same height position as the lintel members 78 and 79 or a position slightly lower than the lintel members 78 and 79 by rotating backward with respect to the central shaft 62. An operation of attaching the pair of left and right guide rails 4 shown in FIG. 15 to the housing 3 is performed. This attachment work is performed by inserting the upper end portion of the guide rail 4 between the two attachment portions 57A and 57B as shown by the two-dot chain line in FIG. Both ends in the width direction of the shutter curtain 1 at the lower part of the panel 10 are inserted into the pair of left and right guide rails 4. Next, the operator rotates the rotating body 63 of the winding shaft 6 in the normal direction with respect to the central shaft 62 by operating the above-described operating device, thereby extending the shutter curtain 1 from the rotating body 63. The panel 10 is inserted into the left and right guide rails 4 at both ends in the width direction of each panel 10, whereby the shutter curtain 1 has a pair of left and right guide rails 4 and these guide rails 4. It is guided by the extension portion 81 provided on the bracket 57 as a portion extending substantially upward, and can be opened and closed in the vertical direction.

  After this, the remaining work such as placing the cover member 58 shown in FIG. 15 between the pair of left and right brackets 57 attached to the building frame such as the upper wall of the entrance 2 is performed.

  Note that the lintel members 78 and 79 are mounted and mounted on the mounting portions 57A and 57B of the pair of left and right brackets 57, and a slit 80 for vertically inserting the shutter curtain 1 between these mounting portions 57A and 57B. The forming operation may be performed as a part of the remaining operations described above.

  According to the embodiment described above, the upper end portion of the shutter curtain 1 is not directly coupled to the rotating body 63 of the winding shaft 56, and the upper end portion is coupled to the rotating body 63 via the suspension member 85. At the same time, the portion of the suspension member 85 that is coupled to the wheel member 65 that constitutes the rotating body 63 has the same or substantially the same shape as the part of the outer shape of the wheel member 65 that is the outer shape of the winding shaft 56. Since the curved portion 85A having the same shape is formed in advance, each panel 10 constituting the main part of the shutter curtain 1 has the concave portion 11 and the convex portion 12 that are uneven in the thickness direction of the shutter curtain 1 as shutters. Even when the curtain 1 is made continuous in the opening / closing movement direction, at the beginning of winding of the shutter curtain 1 by the rotating body 63, the concave portion 11 and the convex portion 12 of the panel 10 The winding is not started, and the winding starts from a hanging portion 85B that is vertically suspended from the suspension base member 85. Therefore, the winding of the shutter curtain 1 by the rotating body 63 is smoothly performed as predetermined. be able to.

  Further, as described above, each panel 10 constituting the main part of the shutter curtain 1 has the concave portion 11 and the convex portion 12 that are uneven in the thickness direction of the shutter curtain 1 continuously in the opening and closing movement direction of the shutter curtain 1. Even if it is made to be, the extension part 81 which extends these guide rails 4 substantially upwards is provided in the bracket 57 above the pair of left and right guide rails 4 to form this extension part 81. Since the two portions 81A and 81B are spaced apart from each other as they extend upward, the extension portion 81 has a shape that spreads upward and the bracket 57 of the two portions 81A and 81B. One portion 81 </ b> A near the bearing portion 60 provided on the bearing portion 60 does not reach the height position of the bearing portion 60, and the other portion 81 </ b> B Since the position reaches the same position as the vertical position, a position close to the height position of the bearing section 60, or a position exceeding the height position of the bearing section 60, the shutter curtain is rotated by the winding shaft 56 that rotates in the direction A in FIG. When the shutter curtain 1 is unwound from the take-up shaft 56 by the rotating body 63 of the take-up shaft 56 that rotates in the direction opposite to the direction A, the weight of the seat plate 8 is light. Even if the winding diameter of the shutter curtain 1 on the rotating body 63 of the winding shaft 56 is increased, the shutter curtain 1 can be opened and closed vertically by the guide rail 4 and the extension portion 81, In particular, when the shutter curtain 1 having a large winding diameter is drawn out from the rotating body 63 of the winding shaft 56, a portion 81 having a large vertical dimension in the extension portion 81. The guiding action can be smoothly guided and the shutter curtain 1 from the extension portion 81 to the guide rail 4.

  The extension 81 may be formed on the upper portion of the guide rail 4 as a part of the guide rail 4.

  However, as described above, by providing the bracket 57 with the extension portion 81 for extending these guide rails 4 substantially upward, as described above, as described above, the shutter device of the shutter device is provided. At the installation site, after the suspension member 85 of the shutter curtain 1 and the respective panels 10 are wound up by the rotation of the rotating body 63 of the winding shaft 56, the pair of left and right guide rails 4 are placed on the left and right sides of the entrance 2. Attaching to the building housing 3 such as a wall can be easily performed.

  Further, when the maximum winding diameter D of the shutter curtain 1 shown in FIG. 19 is the natural winding diameter of the shutter curtain 1 when the shutter curtain 1 reaches the fully open position, the two pieces forming the extension portion 81 are formed. Of these portions 81A and 81B, the upper portion of the portion 81B having a long vertical dimension may be inserted into the maximum winding diameter D. According to this, it is possible to prevent the shutter curtain 1 that has reached the fully open position from greatly expanding to the maximum winding diameter D in the natural state on the winding shaft 56 around which the shutter curtain 1 is wound.

  FIG. 22 shows the structure of another embodiment for connecting two upper and lower panels 10 that are the main part of the shutter curtain 1 in the opening / closing movement direction of the shutter curtain 1. In this embodiment, a lower end portion of the convex portion 12 at the lower end of the upper panel 10 has a base portion 88A that is a downward extension of the convex portion 12 and an upward inclination from the base portion 88A. A locked portion 88 including an upward inclined portion 88B extending from the outside to the inside is provided. Further, an upper end portion of the convex portion 12 at the upper end portion of the lower panel 10 is provided with a base portion 89A serving as an upward extension portion of the convex portion 12, and an upward direction of the locked portion 88 from the base portion 89A. An upward inclined portion 89B inclined upward and extending from the outside to the inside of the garage at the same or substantially the same angle as the inclined portion 88B, and an upward inclined portion from the tip of the upward inclined portion 89B to the outside of the garage There is provided a U-shaped or substantially U-shaped locking portion 89 composed of a downward inclined portion 89C extending downward at the same or substantially the same angle as 89B.

  After inserting the upward inclined portion 88B of the locked portion 88 between the upward inclined portion 89B and the downward inclined portion 89C of the locking portion 89, the upward inclined portion 89B, the downward inclined portion 89C and the engaged portion of the locking portion 89 are engaged. A connecting means for connecting the two upper and lower panels 10 to a hole formed in the upward inclined portion 88B of the stop portion 88, and extends from the head 90A among the rivets 90 which are blind rivets. The protruding shaft portion 90B is penetrated from the inner side to the outer side of the garage, and the protruding portion 90C is compressed by a compressive load on the tip portion of the shaft portion 24B protruding in the thickness direction of the shutter curtain 1 from these holes. Form by bulging. Thereby, the two upper and lower panels 10 are connected by the rivet 90.

  According to this embodiment, the shaft portion 90B of the rivet 90 has the upward inclined portion 89B, the downward inclined portion 89C, and the upwardly inclined portion 88 of the locking portion 89 that are the connecting portions of the two upper and lower panels 10. The penetrating portion 88B is a penetrating portion having a component in the thickness direction of the shutter curtain 1, and the tip end portion of the penetrating portion protrudes from the connecting portion, and the thickness of the shutter curtain 1 is increased. The protrusion 90C has a vertical component.

  In this embodiment, the convex portion 12 at the lower end of the upper panel 10 and the base portion 88A of the locked portion 88 extend beyond the protruding portion 90C in the thickness direction of the shutter curtain 1. It is a cover part for covering at a position. For this reason, this cover part prevents the projecting part 90C from coming into contact with an external part of the shutter curtain 1 when the shutter curtain 1 is opened and closed. Can do.

  FIG. 23 shows a structure according to yet another embodiment for connecting two upper and lower panels 10 in the opening / closing movement direction of the shutter curtain 1. In this embodiment, the lower end portion of the convex portion 12 at the lower end of the upper panel 10 has a base portion 91A that is a downward extension of the convex portion 12, and the base portion 91A on the inner side of the garage. A U-shaped or substantially U-shaped first engaging portion 91 including an upward vertical portion 91B extending vertically upward is provided. Further, the upper end portion of the convex portion 12 at the upper end of the lower panel 10 has a base portion 92A serving as an upward extension of the convex portion 12 and a vertical portion extending from the base portion 92A to the outside of the garage. A U-shaped or substantially U-shaped second engaging portion 92 including a downward vertical portion 92B extending downward is provided.

  After engaging the first engagement portion 91 and the second engagement portion 92, the base portion 91A and the upward vertical portion 91B of the first engagement portion 91 and the base portion 92A and the downward vertical portion 92B of the second engagement portion 92 are provided. Of the rivets 93 that are the blind rivets, the shaft portion 93B extending from the head portion 93A is connected to the hole formed in the garage. The projecting portion 93C is formed by compressing and bulging with a compressive load at the tip portion of the shaft portion 93B projecting in the thickness direction of the shutter curtain 1 from the outer side of the shaft portion 93B.

  According to this embodiment, the shaft portion 93 </ b> B of the rivet 93 includes the base portion 91 </ b> A of the first engaging portion 91 and the base portion of the upward vertical portion 91 </ b> B and the second engaging portion 92, which are connecting portions of the upper and lower two panels 10. 92A and the downward vertical part 92B have a component in the thickness direction of the shutter curtain 1, and are penetrating parts penetrating from the convex part 12 of the panel 10 to the concave part 11 side. The leading end of each is a protruding portion 93 </ b> C protruding from the connecting portion.

  In this embodiment, the protruding amount of the protruding portion 93 </ b> C is smaller than the protruding amount L of the protruding portion 12 of the panel 10 from the recessed portion 11. That is, the opposite side of the projection 12 in the thickness direction of the shutter curtain is a recessed portion 94 that is recessed from the inside to the outside of the garage, and is inserted from the projection 12 that is the outside of the garage to the inside of the garage. The tip portion of the shaft portion 93B of the rivet 93 protrudes as a protruding portion 93C into the recessed portion 94, and this protruding amount is the amount of protrusion L from the recessed portion 11 of the protruding portion 12 that is the recessed amount of the recessed portion 94. Is smaller than

  For this reason, also in this embodiment, it is possible to prevent the projecting portion 93C from coming into contact with the outside of the shutter curtain 1 when the shutter curtain 1 is opened or closed, etc. The shutter curtain 1 can be wound and unrolled by the shafts 6 and 56 in a predetermined manner. The

  22 and FIG. 23, when the two upper and lower panels 10 are connected to each other, the convex portion 12 at the lower end portion of the upper panel 10 and the convex portion 12 at the lower end portion of the lower panel 10 are Thus, the projections of the entire shutter curtain 1 including these panels 10 are formed, and the projections 11 of the upper panel 10 and the depressions 11 of the lower panel 10 are formed above and below the projections. The concave portion is continuously provided in the opening / closing movement direction of the shutter curtain 1.

  In each embodiment described above, the direction of the shutter curtain 1 in the thickness direction with respect to the second hook portion 15 of the panel 10 and the hook portion 86 of the suspension base member 85 may be any direction. However, when the shutter curtain 1 is wound around the winding shafts 6 and 56 so that the shutter curtain 1 can be unwound freely, in order to be able to smoothly wind around the winding shafts 6 and 56, The direction in the thickness direction of the shutter curtain 1 with respect to the hook part 86 of the two hook parts 15 and the suspension base member 85 is preferably the direction opposite to the surface side of the winding shafts 6 and 56. Further, in order to facilitate the operation of connecting another panel 10 to the panel 10 or connecting the panel 10 to the suspension member 85, the second hook portion 15 of the panel 10 and the suspension member 85. The direction of the shutter curtain 1 in the thickness direction with respect to the hook portion 86 is preferably directed toward the large space. For example, when the shutter case 5 of FIG. 1 or the shutter case 55 of FIG. 15 is used. Is preferably oriented in the direction opposite to the side of the building frame to which the shutter cases 5 and 55 are attached.

  Further, as described above, the shutter device is installed in an opening such as an entrance / exit provided in a building such as a garage, so that the shutter curtain 1 serves as a partition between the inside and outside of the building. It is preferable that the thickness direction of the shutter curtain 1 with respect to the tenth second hook portion 15 and the hook portion 86 of the suspension member 85 is directed toward the inside of the building. According to this, the fastening device such as the rivet 24 of FIGS. 8 and 9 used for connecting the other panel 10 and the like to the second hook portion 15 and the hook portion 86 is exposed to the head inside the building. Therefore, it is effective for crime prevention and design.

  Further, the extension portion 81 for the guide rail 4 shown in FIG. 19 can also be applied to other shutter curtains in which at least the main portion is not configured by the connection of the plurality of panels 10. Is a slat type shutter curtain in which a plurality of slats are connected in the shutter curtain opening / closing movement direction to form at least a main part. Moreover, you may provide the structure similar to the extension part 81 not only above the guide rail 4, but the upper part of the center part in the width direction of a shutter curtain, the approximate center part, or another location, for example. According to this, at least a main part of the shutter curtain 1 is configured by connecting a plurality of panels 10 provided with the concave portions 11 and the convex portions 12, and for the concave portions 11 and the convex portions 12. Even if the shutter curtain 1 is difficult to wind and unwind with respect to the winding shafts 6 and 56, it is possible to easily wind and unwind them.

  Further, a member constituting the shutter curtain 1 such as the panel 10 is provided with a retaining member (in other words, a wind-resistant hook member) for preventing the end of the shutter curtain in the width direction from coming off from the guide rail 4. Also good. Such a retaining member may be provided at a location that avoids the coupling portion between the panels 10 and the coupling portion between the panel 10 and the suspension member 85 so that the retaining member can be easily attached. preferable. However, a retaining member may be provided at such a connecting portion, and when a retaining member is provided at such a connecting portion, a rivet or the like for connecting the panels 10 or the like is fixed. It is preferable to attach the retaining member to the panel 10 or the like with a tool.

  When the shutter curtain 1 is provided with a handle member for enabling the shutter curtain 1 to be manually opened / closed up and down and a locking device for preventing the shutter curtain 1 from being opened / closed, the shutter curtain 1 and the panel 10 From the viewpoint of manufacturing, it is preferable to provide the handle member and the locking device at a place where the connection portion between the panels 10 and the connection portion between the panel 10 and the suspension member 85 are avoided.

  FIG. 24 shows a connection structure according to yet another embodiment of the two upper and lower panels 10. Also in this embodiment, the first hook portion 14 is provided at the upper end portion of each panel 10 and the second hook portion 15 is provided at the lower end portion of each panel 10 as in the embodiments of FIGS. 8 and 9. ing. The first hook portion 14 includes a base portion 14A and a bent portion 14B that is bent horizontally or substantially horizontally from the tip of the base portion 14A to the same side as the protruding side of the convex portion 12 in the thickness direction of the shutter curtain 1. And a downwardly extending portion 14C extending downward from the tip of the bent portion 14B. The second hook portion 15 includes a base portion 15A, a bent portion 15B bent horizontally or substantially horizontally from the tip of the base portion 15A to the same side as the recessed side of the recess 11 in the thickness direction of the shutter curtain 1, and the bent portion 15B. It is formed by the upward extension part 15C extended upward from the front-end | tip of the part 15B.

  And in this embodiment, the downward extension part 14C of the 1st hook part 14 provided in the upper end part of the lower panel 10 among the upper and lower two panels 10 is used as the lower end part of the upper panel 10. While making it contact | abut to the bending part 15B of the 2nd hook part 15 provided, the upward extension part 15C of the 2nd hook part 15 provided in the lower end part of the upper panel 10 is made into the lower panel 10's. It is made to contact | abut to the bending part 14B of the 1st hook part 14 provided in the upper end part.

  Therefore, according to this embodiment, the downward extending portion 14 </ b> C of the first hook portion 14 is a downward bent portion that is bent with a downward component at the upper end portion of the lower panel 10. In addition, the upward extending portion 15C of the second hook portion 15 is an upward bent portion that is bent with an upward component at the lower end portion of the upper panel 10, and the downward bent portion is The upper bent portion is in contact with the bent portion 14B, which is a constituent part of the upper panel 10, and the upward bent portion is in contact with the bent portion 14B, which is a constituent part of the lower panel 10. Therefore, when performing the operation of connecting the two upper and lower panels 10 with the rivet 24 which is a connecting means having a portion penetrating the above-described connecting portion, this operation is performed by increasing the weight of the lower panel 10 to the upper side. Therefore, this work can be easily performed by one operator with both hands separated from the lower panel 10.

  It should be noted that only one of the above-described downward bent portion and the upward bent portion may be brought into contact with a component of the panel 10 on which one of the lower bent portion and the upper bent portion is not provided. When the operation of connecting the rivets 24 with the rivets 24 is performed, the operation can be easily performed because the weight of the lower panel 10 is supported by the upper panel 10. That is, for example, the downward extending portion 14 </ b> C that is the downward bent portion of the lower panel 10 is brought into contact with the bent portion 15 </ b> B that is a constituent part of the upper panel 10, so The operation of connecting the two upper and lower panels 10 with the rivets 24 without causing the downwardly extending portion 15 </ b> C, which is a direction bent portion, to contact the bent portion 14 </ b> B, which is a constituent part of the lower panel 10. This operation can be performed while the weight of the lower panel 10 is supported by the upper panel 10, and this operation can be performed easily.

  In the embodiment shown in FIG. 22 described above, the lower panel 10 is formed at the tip of the upward inclined portion 88B forming the locked portion 88 of the upper panel 10 out of the two upper and lower panels 10. The U-shaped or substantially U-shaped locking portion 89 provided on the first and second panels 10 are in contact with each other, and in the embodiment shown in FIG. The joining portion 92 has an upward bent portion 91B and a downwardly bent portion 92B that are an upward bent portion and a downward bent portion that are in contact with the components of the other panel 10, so that FIG. Also in the embodiment of FIG. 23, when performing the operation of connecting the two upper and lower panels 10 by the rivets 90 and 93, this operation is easily performed while the weight of the lower panel 10 is supported by the upper panel 10. be able to.

  FIG. 25 shows an embodiment in which the connecting structure of the two upper and lower panels 10 shown in FIG. 22 is improved. In this embodiment, among the portions constituting the engaging portion 89 provided at the upper end portion of the lower panel 10, the tip of the downward inclined portion 89C rises at an angle from the downward inclined portion 89C. A rising portion 89D is formed.

  For this reason, the operation of inserting the upward inclined portion 88B of the locked portion 88 provided at the lower end portion of the upper panel 10 is performed between the upward inclined portion 89B and the downward inclined portion 89C of the engaging portion 89. At this time, this operation can be easily performed by the guiding action of the rising portion 89D.

  FIG. 26 also shows an embodiment in which the connecting structure of the two upper and lower panels 10 shown in FIG. 22 is improved. In this embodiment, the downward inclined portion 89C is not parallel to the upward inclined portion 89B among the portions constituting the engaging portion 89 of the upper end portion of the lower panel 10, and the downward inclined portion 89C is As it extends downward, it extends away from the upward inclined portion 89B.

  For this reason, the operation | work which inserts the upward inclination part 88B of the to-be-latched part 88 provided in the lower end part of the upper panel 10 between the upward inclination part 89B and the downward inclination part 89C of the latching | locking part 89 is easy. Will be able to do it. Further, when the locking portion 89 and the locked portion 88 are connected by the rivet 90 shown in FIG. 22, the downward inclined portion 89C is parallel to the upward inclined portion 89B by the pressing force from the protruding portion 90C of the rivet 90. Thus, the upward inclined portion 88B of the locked portion 88 can be sandwiched between the upward inclined portion 89B and the downward inclined portion 89C.

  The embodiment of FIG. 25 and the embodiment of FIG. 26 are embodiments in which the connection structure of the two upper and lower panels 10 shown in FIG. 22 is improved as described above, but similar to the embodiment of FIG. In the embodiment of FIG. 25 and the embodiment of FIG. 26 as well, the lower side of the upper inclined panel 88B forming the locked portion 88 of the upper panel 10 of the upper and lower panels 10 Since the U-shaped or substantially U-shaped locking portion 89 provided on the panel 10 comes into contact, when performing the operation of connecting the upper and lower two panels 10 with the rivets 90, this operation is performed on the lower side. This can be easily performed while the weight of the panel 10 is supported by the upper panel 10.

  In the embodiment shown in FIG. 24, the downwardly extending portion 14 </ b> C of the first hook portion 14 provided at the upper end portion of the lower panel 10 among the upper and lower panels 10 is the upper panel 10. The upper extension portion 15C of the second hook portion 15 of the upper panel 10 is in contact with the base portion 15A of the second hook portion 15 provided at the lower end of the first hook portion 14 of the lower panel 10. Since they are in contact with the base portion 14A, the portions of the downward extending portion 14C and the base portion 15A and the portions of the upward extending portion 15C and the base portion 14A each have a double structure. When the shutter curtain 1 constituted by the above is wound around the winding shaft 6, a sufficiently large strength in the winding diameter direction of the shutter curtain 1 can be secured, and thereby an excessive load acts on the rivet 24. It is possible to prevent, it can be eliminated that the wobble, etc. generated in the rivet 24.

  FIG. 27 shows another embodiment of the belt member provided in the panel 10. In this embodiment, the 1st belt member 21 is attached to the surface of the exterior side of the garage mentioned above among the surfaces of the thickness direction of the shutter curtain 1 about the panel 10, and this 1st belt member 21 is attached. Similarly to the respective embodiments described so far, it extends in the vertical direction while meandering in the thickness direction of the shutter curtain 1 following the shape of the concave portion 11 and the convex portion 12 of the panel 10. However, the second belt member 122 attached to the inner surface of the garage of the panel 10 does not meander in the thickness direction of the shutter curtain 1 following the shape of the concave portion 11 and the convex portion 12, and the panel 10 A plurality of recesses 11 (projections when viewed from the second belt member 122 side) are linearly extended in the vertical direction.

  According to this embodiment, when the staple 23 shown in FIG. 7 or the like is used to attach the first belt member 21 and the second belt member 122 to the panel 10, the first belt member 21 and the second belt member 21 formed by the staple 23 are used. The attachment of the two belt members 122 only needs to be performed only in the recess 11, and therefore, the attachment work of the first belt member 21 and the second belt member 122 to the panel 10 can be easily performed.

  In addition, when using the adhesive agent mentioned above in order to attach the 1st belt member 21 and the 2nd belt member 122 to the panel 10, the 1st belt member 21 is only made into the recessed part 11 among the recessed parts 11 and the convex parts 12. Alternatively, the second belt member 122 may be adhered only to the concave portion 11, or may be adhered to only the convex portion 12 or both the concave portion 11 and the convex portion 12.

  Further, in each of the embodiments described so far, it is not preferable to place the first belt member 22 and the second belt member 22, 122 on the panel 10 in a tensioned state. It is preferable that the panel is attached to the panel 10 after being somewhat relaxed. According to this, the shutter curtain 1 can be smoothly wound and fed out by the winding shafts 5 and 56, and the first belt member 22 can be prevented by preventing damage to the staples 23 and peeling of the adhesive. The second belt members 22 and 122 can be prevented from being separated from the panel 10.

  In the embodiment of FIG. 27, as in the embodiment of FIG. 14, the connecting portion 13 ′ that connects the lower end of the concave portion 11 and the upper end of the convex portion 12 has a downward inclination angle inside the aforementioned garage. The connecting portion 13 '' that extends from the side to the outside and connects the lower end of the convex portion 12 and the upper end of the concave portion 11 extends from the outside to the inside of the garage with a downward inclination angle. The connecting portion between the concave portion 11 and the connecting portions 13 ′ and 13 ″ and the connecting portion between the convex portion 12 and the connecting portions 13 ′ and 13 ″ are curved connecting portions.

  FIG. 28 shows a manual shutter device for a store having a shutter curtain 1 for opening and closing the store entrance / exit 2, and the shutter curtain 1 is locked as an attached member provided in the shutter curtain 1. An apparatus 100, a handle member 101, and a delivery input member 102 are attached. The delivery item input member 102 allows articles to be delivered, such as newspapers and postal items, to be input from the outside of the store where the entrance / exit 2 is partitioned by the fully closed shutter curtain 1 into the store. Is. And the main part of the shutter curtain 1 of this embodiment is a plurality in which a plurality of concave portions 11 and convex portions 12 are formed in the opening / closing movement direction of the shutter curtain 1 as in the embodiments described above. The panel 10 is connected in the opening / closing movement direction of the shutter curtain 1.

  29 is a sectional view taken along line S29-S29 in FIG. 28. As shown in FIG. 29, the locking device 100, the handle member 101, and the delivery input member 102 form the main part of the shutter curtain 1. Of the plurality of panels 10, one panel 10 is provided. In particular, the locking device 100 and the handle member 101 are arranged at the height position of the person's waist in the panel 10. The locking device 100 has a key insertion part 100A into which a key is inserted, and a main body part 100C on which a thumb turn member 100B is arranged, and a rotation operation of the key inserted into the key insertion part 100A and a rotation operation of the thumb turn member 100B. Thus, the pair of slide members 100D shown in FIG. 28 extending in the width direction of the shutter curtain 1 from the main body portion 100C slides in the width direction of the shutter curtain 1, and slides through the relay device 100E configured by a spring or the like. When the latch member 100F connected to the member 100D is engaged with the latch receiving member 100G attached to the inside of the guide rail 4, the shutter curtain 1 when the shutter curtain 1 reaches the fully closed position is locked. Locked by.

  As shown in FIG. 28, two handle members 101 provided on both sides of the locking device 100 include a flange portion 101A and a box portion 101B opened on the flange 101A side, as shown in FIG. The shutter curtain can be moved up and down in the vertical direction by a hand inserted into the box 101B from the flange portion 101 side. In addition, the delivery input member 102 is a shaft coupled to the base member 102A in order to open and close a thick plate-like base member 102A and a delivery input port 102B formed in a window shape on the base member 102A. The cover member 102E is swingable about the center 102C and is always biased in the direction of closing the delivery input slot 102B by a torsion coil spring 102D. A delivery article such as a newspaper is delivered to the delivery input slot 102B. The lid member 102E that opens and swings when being loaded closes the delivery port 102B at all times by the torsion coil spring 102D after the delivery has passed.

  The locking device 100 and the handle member 101 are arranged on the same convex portion 12 among the plurality of convex portions 12 provided on the panel 10. That is, a thick plate-like reinforcing member 103 is disposed on the back side surface of the convex portion 12, that is, the inner surface of the store, and a locking device is provided in the hole formed in the reinforcing member 103 and the convex portion 12. 100 key insertion portions 100A are inserted from the inside to the outside of the store, and a decorative member 104 is disposed on the outer periphery of the key insertion portion 100A protruding from the convex portion 12 to the outside of the store. The locking device 100 is attached to the convex portion 12 by a fastening tool 105 such as a screw reaching the main body portion 100C. The reinforcing member 103 and the convex portion 12 are provided with holes for inserting the box portion 101B of the handle member 101. After the box portion 101B is inserted from the outside to the inside of the store, the convex portion is provided. The flange portion 101 </ b> A exposed on the outer surface of the store of the portion 12 is attached to the convex portion 12 by a fastening device 106 such as a screw reaching the reinforcing member 103.

  As shown in FIG. 29, the delivery input member 102 is formed continuously with the convex portion 12 above the convex portion 12 where the locking device 100 and the handle member 101 are arranged as described above. The recessed portion 11 is disposed on the panel 10. The recess 11 is formed with a window hole 11A corresponding to the delivery input port 102B of the delivery input member 102, and the delivery input member 102 while aligning the delivery input port 102B and the window hole 11A. The base member 102A is disposed on the outer surface of the store in the recess 11, the lid member 102E is disposed on the inner surface of the store in the recess 11, and the base member 102A is inserted into the panel 10 from the store inside. It is attached to the recess 11 by the fastening tool 107.

  Note that the locking device 100 and the handle member 101 may not be disposed on the same convex portion 12 of the panel 10 but may be separately disposed on different convex portions 12 of the panel 10. Further, as shown in FIG. 28, the delivery article input member 102 is disposed at a location away from the locking device 100 by a long distance, for example, at a location away from the shutter curtain 1 in the width direction. It is preferable that the thumb turn member 100B of the locking device 100 cannot be rotated even if a hand is inserted through the mouth 102B.

  As described above, the locking device 100, the handle member 101, and the delivery input member 102 that are attached members provided in the shutter curtain 1 are formed of the plurality of panels 10 that form the main part of the shutter curtain 1. Among them, the locking device 100, the handle member 101, and the delivery input member 102 that are attached to one panel 10 are arranged on the same panel 10, so that the locking device 100, the handle member 101, and the shutter curtain 1 are attached to the shutter curtain 1. In order to arrange the delivery material input member 102, the arrangement of the reinforcing member 103 necessary for arranging the locking device 100, the handle member 101, and the delivery material input member 102 on only one panel 10 is required. Therefore, it is sufficient to carry out the hole machining operation and the like. It is possible to facilitate the manufacturing operations Ten.

  Moreover, the handle which has the locking device 100 which has the main-body part 100C with the thumb turn member 100B used as the part which protrudes largely inside a store, and the box part 101B which is also a part which protrudes greatly inside the store The member 101 is arranged in the convex portion 12 among the concave portion 11 and the convex portion 12 provided in the panel 10, and the main body portion 100C with the thumb turn member 100B and the box portion 101B project to the inside of the store. As shown in FIG. 29, the amount is the same as or smaller than the protruding amount L of the convex portion 12 from the concave portion 11, so that the main body portion 100C with the thumb turn member 100B and the box portion 101B are connected to the shutter curtain 1. It is possible to prevent contact with anything outside the shutter curtain 1 during opening and closing movements, etc. Wound by the winding shaft 6 of the shutter curtain 1, the feeding also performed a predetermined expected.

  In the present embodiment, a reinforcing member 103 having a thickness larger than that of the panel 10 formed of a thin plate is disposed on the convex portion 12 where the locking device 100 and the handle member 101 are disposed. Since the locking device 100 and the handle member 101 are attached to the recess 11 via the reinforcing member 103 that is a common member of the handle member 101, the mounting strength of the locking device 100 and the handle member 101 to the panel 10 is increased. can do.

  Note that the delivery input member 102 may be attached to the panel 10 using a reinforcing member similar to the reinforcing member 103.

  Further, since the delivery input member 102 is disposed in the concave portion 11 among the concave portion 11 and the convex portion 12 provided in the panel 10, the delivery item input to the delivery input port 102B is the deliverable. Even when it is caught without passing through the insertion port 102B, the convex portion 12 provided on the upper side of the concave portion 11 becomes a trap and prevents a delivery item from getting wet with rainwater.

  FIG. 30 shows a panel 10 ′ according to another embodiment. The number of the concave portions 11 and the number of the convex portions 12 provided in the panel 10 ′ are one each. The width dimension in the opening / closing movement direction of the shutter curtain 1 with respect to the concave part 11 and the convex part 12 is the width dimension in the opening / closing movement direction of the shutter curtain 1 with respect to the concave part 11 and the convex part 12 of the panel 10 according to the embodiments described above. Is the same or substantially the same. Therefore, the length dimension H ′ in the opening / closing movement direction of the shutter curtain 1 with respect to the panel 10 ′ is smaller than the length dimension H in the opening / closing movement direction of the shutter curtain 1 with respect to the panel 10 shown in FIG. 5.

  And the locking device 100 and the handle member 101 are arrange | positioned at the convex part 12 of panel 10 ', and the delivery input member 102 is arrange | positioned at the recessed part 11. FIG. Moreover, the 1st belt member 121 and the 2nd belt member 222 are attached to the surface of the thickness direction of the shutter curtain 1 of panel 10 'with the adhesive agent, and opening and closing of the shutter curtain 1 of these belt members 121 and 222 is carried out. The length dimension in the movement direction is shorter than the length dimension in the opening / closing movement direction of the first belt member 21 and the second belt members 22 and 122 of the above-described embodiment.

  In addition, a first hook portion 14 is provided at the upper end portion of the panel 10 ′, similarly to the panel 10 of the embodiment shown in FIG. 5 and the like, and a second hook portion 15 is provided at the lower end portion of the panel 10 ′. Is provided. For this reason, the panel 10 provided with the first hook portion 14 and the second hook portion 15 at both upper and lower end portions can be connected to the upper and lower sides of the panel 10 ′ of this embodiment.

  In each embodiment described above, since belt members 21, 22, 122, 121, and 222 are provided for each of the panels 10 and 10 ′, the shutter curtain 1 as a whole is connected to each other as follows. The belt member is not present where no belt member is present, and even in one panel, a belt member absent portion where the belt member is not partially present may be provided.

  Further, as in the embodiment of FIG. 29 and FIG. 30, when attaching an attachment member such as the locking device 100 to the panel 10, 10 ′, when the attachment position of the attachment member interferes with the arrangement position of the belt member, The arrangement of the belt member at that position may be omitted.

  Further, when it becomes necessary to repair the belt members 21, 22, 122, 121, and 222, the entire belt member may be replaced or a part of the belt member may not be replaced. May be cut and replaced only with a new belt member, or a new belt member may be disposed near the original belt member.

  The present invention can be used for various types of manual and electric shutter devices such as an entrance / exit shutter device for opening and closing an entrance / exit of a store or a warehouse, and a garage shutter device.

DESCRIPTION OF SYMBOLS 1 Shutter curtain 4 Guide rail 6,56 Winding shaft 8 Seat plate 10,10 'Panel 11 Concave part 12 Convex part 14 1st hook part 14C The downward extension part 15C which is a cover part and is also a downward bending part 15 2nd Hook part 15A Base part 15C which is a cover part Upward extension part 24B, 90B, 93B which is an upward bent part Shaft part 24C, 90C, 93C Projection part 88A Base part which is a cover part 89 Locking part 91B Upward vertical part which is an upward bent part 92B Downward vertical part which is a downward bent part H, H 'Length dimension of panel shutter curtain opening and closing movement direction L Overhang amount

Claims (9)

These shutter curtains having a shutter curtain that moves open and close, and recesses and protrusions that are uneven in the shutter curtain thickness direction are arranged side by side in the opening and closing movement direction, and these recesses are continuous in the opening and closing movement direction. In the shutter device provided with a plurality of convex portions,
At least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening / closing movement direction, and each panel is provided with at least one of the recesses and the protrusions, and The panels adjacent in the opening and closing movement direction are connected by a connecting means ,
The length dimension in the opening / closing movement direction of at least one panel among the plurality of panels is shorter than the length dimension of the other panel in the opening / closing movement direction, and the length in the opening / closing movement direction is shorter. The number of the concave portions and the convex portions provided in the panel having a shorter dimension is smaller than the number of the concave portions and the convex portions provided in the other panel. A shutter device characterized by that. These shutter curtains having a shutter curtain that opens and closes, and concave portions and convex portions that are uneven in the shutter curtain thickness direction are arranged side by side in the opening and closing movement direction, and these concave portions are continuous in the opening and closing movement direction. In the shutter device provided with a plurality of convex portions,
At least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening / closing movement direction, and each panel is provided with at least one of the recesses and the protrusions, and The panels adjacent in the opening and closing movement direction are connected by a connecting means,
The width dimension in the opening / closing movement direction of the recess provided in each panel is the same or substantially the same, and the width dimension in the opening / closing movement direction of the projection provided in each panel. Are also the same or substantially the same shutter device. These shutter curtains having a shutter curtain that opens and closes, and concave portions and convex portions that are uneven in the shutter curtain thickness direction are arranged side by side in the opening and closing movement direction, and these concave portions are continuous in the opening and closing movement direction. In the shutter device provided with a plurality of convex portions,
At least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening / closing movement direction, and each panel is provided with at least one of the recesses and the protrusions, and The panels adjacent in the opening and closing movement direction are connected by a connecting means,
The shutter device according to claim 1, wherein the connecting means is a fastening device having a penetrating portion that passes through a connecting portion of the panels connected by the connecting means . 4. The shutter device according to claim 3 , wherein the penetration portion of the fastener has a component in a thickness direction of the shutter curtain and penetrates the connection portion of the panels, and the penetration portion. Has a protruding portion protruding from the connecting portion with a component in the thickness direction of the shutter curtain, and at least one of the panels is provided with the protruding portion. A shutter device characterized in that a covering portion is provided for covering at a position beyond the thickness direction of the shutter curtain. 4. The shutter device according to claim 3 , wherein the penetrating portion of the fastener has a component in a thickness direction of the shutter curtain from the convex portion, and directs the connection portion of the panels toward the concave portion side. The shutter device is characterized in that the protruding amount of the protruding portion that is penetrating through the protruding portion is smaller than the protruding amount of the protruding portion from the recessed portion. These shutter curtains having a shutter curtain that opens and closes, and concave portions and convex portions that are uneven in the shutter curtain thickness direction are arranged side by side in the opening and closing movement direction, and these concave portions are continuous in the opening and closing movement direction. In the shutter device provided with a plurality of convex portions,
At least a main part of the shutter curtain is formed by connecting a plurality of panels in the opening / closing movement direction, and each panel is provided with at least one of the recesses and the protrusions, and The panels adjacent in the opening and closing movement direction are connected by a connecting means,
The opening / closing movement direction is an up / down direction, and of the two panels connected in the up / down direction, the lower end portion of the upper panel is bent upward with a component upward. Are provided at the upper end portion of the lower panel, and are provided with a downward bent portion having a downward component, and the upward bent portion and the downward bent portion are provided. A shutter device , wherein at least one of the two portions is in contact with a component part of the panel in which one of the two panels connected in the vertical direction is not provided . 7. The shutter device according to claim 1 , wherein the connecting means is a means capable of releasing the connection. 8. The shutter device according to claim 2, wherein the number of the concave portions and the number of the convex portions provided in each of the panels are plural. In the shutter device according to any one of claims 2 to 8, the length dimensions of the respective panels in the opening and closing movement direction are the same, and the number of the concave portions provided in these panels is the same. In addition, the shutter device is characterized in that the number of the convex portions is the same.

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