JP5694742B2 - Shutter device - Google Patents

Description

  The present invention relates to a shutter device that supports a supported member such as a locking device or a handle member on the front or back surface of a shutter curtain.

Conventionally, in this type of invention, there is a type in which a through hole is provided in a slat constituting a shutter curtain, and a locking device or a handle is inserted into the through hole to be locked (for example, Patent Document 1). reference).
According to such a conventional technique, since the opening edge of the key insertion portion of the locking device and the handle portion protrudes from the surface of the slat, when the shutter curtain is wound around the winding shaft, the protruding portion and the winding portion are wound. There is a risk that the stacked slats may be rubbed and damaged.
Therefore, for example, as in the invention described in Patent Document 2, a support member (slide member 30) is provided on the back side of the slat, and the support member such as the locking device or the handle portion is supported on the support member. Therefore, it is proposed not to produce the protruding portion as described above.

  However, in the structure described in Patent Document 2, when removing the support member (slide member 30) for maintenance of the locking device, etc., the support member must be slid in the opening / closing body width direction and removed from the slat. The maintenance work is difficult.

JP 2005-180030 A JP 2005-273323 A

  This invention makes it an example of a subject to cope with such a problem. That is, it is an object of the present invention to make it possible to easily attach / detach a supported member such as a locking device or a handle member to the shutter curtain, to improve the maintainability of the supported member, and the like.

The technical means for solving the above problems includes a support member on the front or back surface of the shutter curtain, and the support member supports the supported member on the front or back surface of the shutter curtain. Provided with two convex or concave engaged portions facing each other at an interval, and in each of one end side and the other end side of the support member in a direction along the front surface or the back surface with respect to the engaged portion A concave or convex engaging portion that can be engaged and disengaged by sliding is provided, the support member is slid to one side, and the engaging portion on the one end side is locked to the opposed engaged portion, and then the support is provided. The member is slid to the other so that the engaging portion on the other end side is locked to the opposed engaged portion, and the shutter curtain has a through hole that exposes a part of the supported member. Provided The size of the through hole in the sliding direction is determined when the supported member slides to the one and the other as the supporting member is locked to the one and the other engaged portions. Further, it is set to allow the slide .

  According to the present invention, the support member can be easily engaged and disengaged by sliding to one side and the other along the front or back surface of the shutter curtain, and as a result, the supported member (for example, a locking device or the like) supported by the support member. The maintainability of the handle member or the like can be improved.

It is a rear view which shows an example of the shutter apparatus which concerns on this invention. It is sectional drawing which shows the state which is going to assemble a to-be-supported member with respect to a supporting member. It is sectional drawing which shows the procedure which engages a supporting member with respect to a slat. It is sectional drawing which shows the procedure which fixes the supporting member engaged with the slat by a fixing member.

In one embodiment for carrying out the present invention, in a shutter device provided with a support member on the front surface or the back surface of the shutter curtain and supporting the supported member on the support member, the shutter curtain has a space between the front surface or the back surface. And provided with two convex or concave engaged portions facing each other, and sliding in the direction along the front surface or the back surface with respect to the engaged portion on one end side and the other end side of the support member, respectively. A concave or convex engaging portion that can be engaged and disengaged by the slider, and after the supporting member is slid to one side and the engaging portion on the one end side is locked to the opposed engaged portion, the supporting member Slid to the other side, and the engaging portion on the other end side is locked to the opposed engaged portion.
According to this configuration, when the support member is assembled to the shutter curtain, the support member is slid to one side, the engagement portion on one end side is engaged with the engaged portion, and then the support member is slid to the other side. The engaging portion on the other end side may be engaged with the engaged portion. Further, it is possible to remove the support member from the shutter curtain by the reverse procedure.

In another embodiment, the two engaged portions are formed in a concave shape facing each other at an interval in the vertical direction, and the depth of the upper engaged portion is set to be lower than that of the lower engaged portion. Deeper than the depth, each of the two engaging portions is formed in a convex shape that can be inserted into the opposed engaged portion, and the support member is slid upward to oppose the engaging portion on the upper side. After being inserted into the engaged portion, the support member is slid downward so that the lower engaging portion is inserted into the opposed engaged portion.
According to this configuration, in a state where the upper and lower engaging portions are engaged with the corresponding engaged portions, the engaged state can be held by the weight of the support member.

In another embodiment, a fixing member is fastened to the support member engaged with the two engaged portions, and between the end portion side of the fixing member and the engaging portion of the support member. The edge portion of the engaged portion is clamped.
According to this configuration, the support member can be firmly held by the fixing member.

In another form, the shutter curtain is provided with a through hole that exposes a part of the supported member, and the supported member does not protrude from the through hole to the front side. It is supported by the support member on the back side.
According to this configuration, the supported member can be held so as not to protrude from the surface of the shutter curtain with a part of the supported member exposed, and as a result, the shutter curtain is wound around the winding shaft. In such a case, the supported member and the shutter curtain can be prevented from being damaged by the protruding supported member.
In addition, this effect can be show | played similarly also in the following invention independent of the said form.

  That is, this independent invention includes a support member engaged with the front or back surface of the shutter curtain, and the support member supports the supported member. The shutter curtain includes the supported member. A through hole exposing a part of the shutter curtain is provided, and the supported member is supported by the support member on the back side of the shutter curtain so as not to protrude from the through hole to the front side. The present invention includes a mode in which the support member is detachably provided to the shutter curtain, a mode in which the support member is fixed to the shutter curtain so as not to be removable, and the like.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

  The present embodiment is arranged in an opening or in a building / structure such as a house, building, warehouse, factory, underground shopping center, tunnel, vehicle loading platform, etc., and opens and closes the opening or opens the space inside the housing. It is applied to a shutter device that partitions and opens.

  As shown in FIG. 1, the shutter device 1 includes a shutter curtain 10 that partitions and opens a space by sliding up and down, and guides the shutter curtain 10 in the opening and closing direction by surrounding the end in the width direction. Guide rail 20 and a winding device 30 that winds and unwinds the shutter curtain 10 on its opening direction side, and a support member 13 is provided on the front surface or the back surface (the back surface in the illustrated example) of the shutter curtain 10. The supported member 41 is supported by the support member 13 (see FIGS. 3 and 4).

  The shutter curtain 10 connects a plurality of horizontally-long rectangular plate-like slats 11 and 11 ′ so as to rotate between adjacent slats, and is fully closed at the end of the plurality of slats 11 and 11 ′ on the closing direction side. A seat plate member 12 for abutting against a contact target portion p (for example, a floor surface, the ground, a frame member, etc.) is connected across the opening / closing body width direction.

Each slat 11 (or 11 ') is formed of a rigid material such as a metal material or a synthetic resin material so that the front side is protruded and the back side is recessed, and the cross section is substantially concave. There are curled connection portions 11a and 11a for rotatably connecting the slats.
Of the plurality of slats 11, 11 ′, a supported member 41, which will be described later, is disposed in one slat 11 ′ disposed approximately at the height of the knee to the waist. .

  As shown in FIG. 3, the slat 11 ′ has a through hole 11 b for loosely inserting the front end side portion (specifically, the key insertion portion 41 a 2) of the supported member 41 on the substantially central side in the vertical direction. The vertical dimension of the through hole 11b is set to allow the sliding when the key insertion portion 41a2 slides up and down as the support member 13 and the supported member 41 are mounted on the slat 11 '. Has been.

Further, on the back surface of the slat 11 ′, there are recessed engaged portions 11c and 11d facing each other with a space in the vertical direction.
The upper engaged portion 11c is a recessed portion having a downward opening that is continuously provided over substantially the entire length of the slat 11 in the width direction (left and right direction according to FIG. 1).
According to the illustrated example, the engaged portion 11c includes an inclined surface 11e on the upper end side of the slat 11 ', a downward edge portion 11f depending from the back surface of the inclined surface 11e, and a flat front end portion of the slat 11'. It is a concave space surrounded by the upper end portion of 11g.

Further, the engaged portion 11 d is a concave portion having an upward opening provided continuously over substantially the entire length of the slat 11 in the width direction.
According to the illustrated example, the engaged portion 11d includes a lower end side portion of the flat front end portion 11g of the slat 11 ', a protruding piece portion 11h protruding from the portion to the back surface side, and a protruding piece portion 11h. It is a concave space surrounded by an upward edge portion 11i protruding upward from the protruding end.

The depth in the vertical direction of the upper engaged portion 11c is set deeper than the depth in the vertical direction of the lower engaged portion 11d.
More specifically, the depth in the vertical direction of the engaged portion 11c is determined by inserting the upper end portion of the support member 13 described later into the engaged portion 11c and sliding the support member 13 upward (FIG. 3). (See (a)), when the lower end portion of the support member 13 is inserted into the engaged portion 11d, and then the support member 13 is slid downward by its own weight and inserted into the engaged portion 11d, The upper end portion of the support member 13 is appropriately set so that it does not come out of the engaged portion 11c (see FIGS. 3B and 4A).

  The support member 13 is a member for supporting the supported member 41 on the back surface side of the slat 11 ′. The support member 13 includes a fastening piece portion 13a for fastening the supported member 41, an engagement portion 13b extending upward from the upper end of the fastening piece portion 13a, and a lower portion from the lower end of the fastening piece portion 13a. And is formed in a continuous shape in the lateral width direction of the slat 11 ′ (see FIGS. 1 and 2).

The fastening piece portion 13a is formed in a flat plate shape, and an attachment hole 13a1 for inserting and attaching the rear end portion (specifically, the cylindrical portion 41a3) of the supported member 41 is provided at a substantially central side in the vertical direction. On the upper and lower sides of the through-hole, through-holes 13a2 for inserting fasteners 60 (for example, screws and bolts) for fixing the fixing member 50 are provided.
The interval between the fastening piece portion 13a and the back surface of the slat 11 ′ is determined when the support member 13 and the supported member 41 are mounted on the slat 11 ′ (see FIG. 3B). The front end of the key insertion part 41a2) is set to be flush with the surface of the slat 11 ′.

  The upper engaging portion 13b of the support member 13 is formed by bending a portion above the fastening piece portion 13a toward the inner surface of the slat and further bending upward. The engaging portion 13b overlaps with the downward edge portion 11f of the slat 11 'from the inside.

  The lower engagement portion 13c is formed by bending a portion of the support member 13 below the fastening piece portion 13a toward the inner surface of the slat and further downward. The engaging portion 13c overlaps the upward edge portion 11i of the slat 11 'from the inside.

  Further, the supported member 41 is an operation unit in the locking device 40 according to the illustrated example. That is, the locking device 40 causes the key bar 42 to appear and disappear from the end portion in the width direction of the shutter curtain 10 by operating the operation unit (supported member 41), and the key bar 42 is engaged with the uneven engagement in the guide rail 20. This is a mechanism for engaging with and disengaging from the stopper 21. The basic structure of this mechanism can be a known structure disclosed in, for example, Japanese Patent Application Laid-Open No. 2005-180030.

The operation portion (supported member 41) projects a key insertion portion 41a2 for inserting the key 70 on the front end side of the substantially rectangular box-shaped main body case portion 41a1, and manually moves it on the rear end side of the main body case portion 41a1. A cylindrical portion 41a3 having a thumb turn that is rotated at is projected. Further, fastening holes 41a11 into which fastening tools 60 (screws, bolts, etc.) can be screwed are provided on both the upper and lower sides of the cylindrical portion 41a3 in the main body case portion 41a1.
Then, the operation unit moves the left and right housings 41a4 back and forth in the horizontal direction by a rotation operation with the key 70 inserted into the key insertion unit 41a2 or a rotation operation with respect to the thumb turn, and this advance / retreat operation is performed via a spring or the like. This is transmitted to the key bar 42 (see FIG. 1).

The support member 13 and the supported member 41 configured as described above are slidable in the vertical direction when engaged with the slat 11 ′, but are fixedly fixed by fixing a fixing member 50 described later. .
The fixing member 50 is a rectangular plate-like member extending from the downward edge portion 11f to the upward edge portion 11i of the slat 11 and continuing in the width direction of the slat 11, and the rear end side portion (cylindrical portion 41a3) of the supported member 41. An insertion hole 51 for inserting the through hole 52, a through hole 52 for inserting the fastener 60, and the like are provided.

According to an example shown in FIG. 4, a convex portion 50 a for contacting the downward edge portion 11 f is provided on the upper end side of the inner surface of the fixing member 50. Further, on the lower end side of the inner surface of the fixing member 50, a convex portion 50b for contacting the upward edge portion 11i is provided.
When the fixing member 50 is fastened to the support member 13 and the supported member 41 by the fastening device 60, the protrusion 50a and the protrusion 50b are projected to the downward edge portion 11f. It is set so as to be pressed against the upward edge portion 11i.

  Next, a procedure for mounting the supported member 41 (operation unit) having the above-described configuration on the slat 11 ′ via the support member 13 will be described in detail.

First, as shown in FIG. 2, the supported member 41 and the support member 13 are integrated by inserting the cylindrical portion 41 a 3 on the rear end side of the supported member 41 into the mounting hole 13 a 1 of the support member 13.
The means for fixing the supported member 41 to the support member 13 may be a well-known fastening means such as a fitting structure (not shown) or screwing.

Next, the integrated supported member 41 and the supporting member 13 are fitted to the slat 11 ′ (see FIGS. 3A and 3B). More specifically, the upper engaging portion 13b of the supporting member 13 is inserted into the opposed engaged portion 11c, and the supporting member 13 is slid upward, so that the engaging portion 13b is moved to the covered portion. By engaging the engaging portion 11c and then inserting the lower engaging portion 13c of the supporting member 13 into the opposed engaged portion 11d and sliding the supporting member 13 downward, The engaging portion 13c is engaged with the engaged portion 11d. During the sliding, the key insertion portion 41a2 on the front end side of the supported member 41 is inserted into the through hole 11b of the slat 11 ′ and moves up and down in the through hole 11b.

  As described above, when the engaging portions 13b and 13c are engaged with the corresponding engaged portions 11c and 11d (see FIG. 4A), the supporting member 13 and the supported member 41 are both covered by their own weight. It is held by being positioned on the lower side between the engaging portions 11c and 11d.

Next, the fixing member 50 is superimposed on the support member 13 so as to extend from the edge portion 11f of the upper engaged portion 11c to the edge portion 11i of the lower engaged portion 11d, and the fixing member 50 is It is fixed to the supporting member 13 and the supported member 41 by a fixing tool 60 (screw or bolt or the like) (see FIG. 4). Thus, the downward edge portion 11f is sandwiched between the upper end side of the fixing member 50 (specifically, the convex portion 50a) and the upper engaging portion 13b of the support member 13, and the lower end side of the fixing member 50 An upward edge portion 11i is sandwiched between the convex portion 50b (specifically, the convex portion 50b) and the lower engaging portion 13c of the support member 13.
Therefore, the support member 13, the supported member 41, and the fixing member 50 are firmly fixed so as not to move up, down, left, and right. In this fixed state, the front end surface of the key insertion portion 41a2 of the supported member 41 and the surface of the slat 11 are substantially flush.

  When the supported member 41 is removed for maintenance or the like, the reverse procedure to the above may be performed. That is, the fastening device 60 and the fixing member 50 are removed, the supporting member 13 and the supported member 41 are slid upward, the engaging portion 13c at the lower end of the supporting member 13 is pulled out from the engaged portion 11d, and the supporting member 13 is moved downward. The engaging portion 13b at the upper end of the supporting member 13 is pulled out from the engaged portion 11c, and then the supported member 41 is removed from the supporting member 13.

  Further, the guide rail 20 is formed in a substantially U-shaped cross section surrounding the end portion in the width direction of the shutter curtain 10 by, for example, drawing or extrusion forming of an aluminum alloy material, bending of a steel plate or another metal plate, or the like. It is a member. In this guide rail 20, a locked portion 21 to which the key bar 42 of the locking device 40 is engaged and disengaged is fixed.

  The winding device 30 also includes a storage case 31 for sending and storing the shutter curtain 10, a winding shaft 32 rotatably supported in the storage case 31, and the winding shaft 32. A spring (not shown) or the like that biases in the direction is provided, and the shutter curtain 10 that is opened and closed is wound up or fed out.

  According to the shutter device 1 configured as described above, when the supported member 41 is repaired or the supported member 41 is replaced, the supporting member 13 and the supported member 41 are moved in the thickness direction of the shutter curtain 10. It can be easily attached / detached from one side (in the illustrated example, the back side), and as a result, the maintainability of the shutter device 1 can be improved.

  Moreover, in the mounted state of the support member 13 and the supported member 41, the front end of the key insertion portion 41a2 of the supported member 41 is flush with the surface of the slat 11 ', so the shutter curtain 10 is wound around the winding shaft 32. At this time, the front end of the key insertion portion 41a2 and the shutter curtain 10 can be prevented from being rubbed and scratched, and the operability by the inserted key 70 is also good.

  According to the illustrated example, the support member 13 and the supported member 41 are provided on the back surface of the shutter curtain 10. However, as another example, the support member 13 and the supported member 41 are provided on the surface of the shutter curtain 10. A configuration is also possible.

  Further, according to the illustrated example, the engaging portions 13b and 13c of the support member 13 are formed in a convex shape, and the engaged portions 11c and 11d of the slat 11 'are formed in a concave shape. It is also possible to form the 13 engaging portions 13b and 13c in a concave shape and form the engaged portions 11c and 11d of the slat 11 ′ in a convex shape.

  In the illustrated example, the supported member 41 supported by the support member 13 is used as the operation unit of the locking device 40. However, other examples of the supported member 41 include a key bar 42 and a spring in the locking device 40, or the like. The shutter curtain 10 may be a handle for manually opening the shutter curtain 10.

  Further, according to the illustrated example, the engaging portions 13b and 13c are provided on the upper and lower sides of the support member 13, and the engaged portions 11c and 11d are provided on the upper and lower sides of the slat 11 ′. It is also possible to provide engaging portions on the left and right sides of the support member 13 and to provide engaged portions to be engaged with the engaging portions on the left and right sides of the slat 11 ′.

  Further, according to the illustrated example, the front end of the key insertion portion 41a2 and the surface of the slat 11 ′ are flush with each other as a particularly preferable example, but as another example, the front end of the key insertion portion 41a2 is placed on the surface of the slat 11 ′. It is also possible to adopt a mode that is located on the inner side.

  In the illustrated example, the supported member 41 is supported by the support member 13 with respect to the shutter curtain 10 composed of a plurality of slats 11 and 11 'as a particularly preferable example, but the support member 41 is supported with respect to other types of shutter curtains. The supported member 41 may be supported by 13. That is, the shutter curtain is a mode in which one or more panels, pipes, sheets, nets are provided in the opening and closing direction, or a combination of slats, panels, pipes, sheets, nets, etc., as appropriate. Or the like.

  Further, in the present embodiment, the surface on the side where the key insertion portion 41a2 exists is referred to as “front surface” and the opposite surface is referred to as “back surface”, but the front surface and the back surface are relative, If one surface is the front surface, the other surface is the back surface. Therefore, for example, the surface on the side where the key insertion portion 41a2 is present may be the “back surface” and the “front surface” of the opposite surface.

  In the illustrated example, the engaged portion 11c and the engaged portion 11d are provided so as to extend over substantially the entire length in the width direction of the slat 11, but as another example, the engaged portion 11c and / or the engaged portion 11d may be shorter than substantially the entire length of the slat 11 in the width direction. In other words, the length of the engaged portion 11c and / or the engaged portion 11d is set so that the support member 13 is not easily detached or dropped by being fixed by the fixing member 50 or the like as necessary. It can be of any length.

  In the illustrated example, as a particularly preferable aspect, the vertical depth of the upper engaged portion 11c is set to be deeper than the vertical depth of the lower engaged portion 11d. If the member 13 can be inserted and is fixed by the fixing member 50 or the like as required, and the support member 13 does not easily come off or drop, the depth of the lower engaged portion 11d in the vertical direction can be reduced. It is also possible to set the depth deeper than the vertical depth of the upper engaged portion 11c.

Further, from the viewpoint of reducing friction, noise, and the like when the shutter curtain 10 is wound around the winding shaft 32, the support member 13 is on the back side of the curled connection portions 11a and 11a above and below the slat 11 ′ (FIG. 3). And according to FIG. 4, it is preferable that it does not protrude in the left direction). In other words, as shown in FIGS. 3 and 4, the support member 13 is preferably provided so as to fit in the recess on the back side of the slat 11 ′.
Further, from the same viewpoint, as a preferable mode other than the illustrated example, the fixing member 50 and the supported member 41 may be prevented from projecting to the back side from the curled connection portions 11a and 11a on the top and bottom of the slat 11 ′. .

1: Shutter device 10: Shutter curtain 11: Slat 11b: Through-hole 11c, 11d: Engaged portion 11f: Downward edge portion 11i: Upward edge portion 13: Support member 13b, 13c: Engagement portion 40: Locking device 41: Supported member (operation part)
41a2: Key insertion part

Claims (5)

In the shutter device provided with a support member on the front or back surface of the shutter curtain and supporting the supported member on the support member,
Provided on the front or back surface of the shutter curtain two convex or concave engaged portions facing each other at an interval, and on each of the one end side and the other end side of the support member with respect to the engaged portion A concave or convex engaging portion that can be engaged and disengaged by sliding in the direction along the front surface or the back surface;
After the support member is slid to one side and the engagement portion on the one end side is locked to the engaged portion to be opposed, the support member is slid to the other side and the engagement portion on the other end side is opposed. To be locked to the engaged portion ,
The shutter curtain is provided with a through hole exposing a part of the supported member,
The size of the through hole in the sliding direction is determined when the supported member slides to the one and the other as the supporting member is locked to the one and the other engaged portions. In addition, the shutter device is set to allow the slide . The said supported member is an operation part in the locking device, wherein a key insertion part for inserting a key is protruded on the front end side, and the key insertion part is exposed by the through hole. The shutter device according to 1 . The shutter device according to claim 1, wherein the supported member is supported by the support member on the back side of the shutter curtain so as not to protrude from the through hole to the front side . The two engaged parts are formed in a concave shape facing each other with an interval in the vertical direction, and the depth of the upper engaged part is made deeper than the depth of the lower engaged part,
Each of the two engaging portions is formed in a convex shape that can be inserted into the opposed engaged portions,
After the support member is slid upward and the upper engagement portion is inserted into the opposed engaged portion, the support member is slid downward and the lower engagement portion is opposed. The shutter device according to any one of claims 1 to 3, wherein the shutter device is inserted into the engaging portion .   A fixing member is fastened to the support member engaged with the two engaged portions, and between the end side of the fixing member and the engaging portion of the support member, The shutter device according to claim 1, wherein the edge portion is sandwiched.

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