JP2020045627A - Electric shutter - Google Patents

Abstract

To provide an electric shutter which has excellent workability while suppressing the size of a shutter box being small.SOLUTION: An electric shutter includes: a shutter frame mounted on a building; a shutter box mounted on the shutter frame; and a wall member provided on a building side of the shutter box. The wall member has a cable storage part in which a cable protruding from the shutter box is stored.SELECTED DRAWING: Figure 5

Description

  The present invention relates to an electric shutter.

  2. Description of the Related Art Conventionally, as an electric shutter, for example, an electric shutter in which a shutter body including a motor that winds and unwinds a large number of slats for covering a window is housed inside a shutter case is known (for example, Patent Document 1). In this shutter, a partition plate that closes the building side of the slat wound around the drum is provided inside the shutter case, and between the partition plate and the edge of the shutter case on the building side, the shutter is more external than the partition plate. A space is provided for accommodating the electric wires that have come out. In addition, the partition plate is provided with a hook member that folds and hooks the electric wire including the electric wire protruding outside from the partition plate on the space side where the electric wire is stored.

JP-A-2000-192775

  In the above-described conventional electric shutter, a space for folding an electric wire including an electric wire which has come out of the partition plate to the outside and hooking and retaining the locking member of the partition plate is provided in the shutter case. However, the size of the shutter case (shutter box) having the shutter body becomes large. In addition, when there is no space for accommodating the electric wires and the hanging member, the surplus electric wires coming out of the shutter case are loosely exposed at the position where the shutter box is attached. There is a problem that the electric wire may be erroneously caught in the cable, and the workability is poor.

  The present invention has been made in view of such a problem, and an object of the present invention is to provide an electric shutter excellent in workability while keeping the size of a shutter box small.

In order to achieve this object, an electric shutter according to the present invention includes a shutter frame attached to a building, a shutter box attached to the shutter frame, and a wall member provided closer to the building than the shutter box. The wall member has a cable housing portion for housing a cable coming out of the shutter box.
Other features of the present invention will become apparent from the description of the present specification and the accompanying drawings.

  ADVANTAGE OF THE INVENTION According to this invention, it is possible to provide the electric shutter excellent in workability, while keeping the size of a shutter box small.

It is a longitudinal section of the electric shutter concerning this embodiment. It is a perspective view of the electric shutter concerning this embodiment. FIG. 3 is an exploded perspective view showing a configuration of a base material and a wall member. It is a figure showing a cable in a shutter box. It is an enlarged view of the A section in FIG. It is a perspective view which shows the state of the cable at the time of attaching the shutter frame provided with the shutter box to the base material.

Hereinafter, an electric shutter according to an embodiment of the present invention will be described with reference to the drawings.
As shown in FIG. 1, the electric shutter 1 of the present embodiment is provided so as to protrude outside from an outer wall 10 a of a building 10 to which a fitting 2 having a sliding shoji 2 a is attached, for example.

  In the following description, when the electric shutter 1 attached to a building or the like is viewed from the outdoor side, a vertical direction is indicated as a vertical direction, a horizontal direction is indicated as a horizontal direction, and an indoor / outdoor direction is indicated as a prospective direction. Even when each part of the electric shutter 1 is used, or when each member constituting the electric shutter 1 is in a single state, it can be viewed in the up-down direction, the left-right direction, and the prospective direction with the electric shutter 1 attached. The direction is specified and described.

  As shown in FIGS. 1 and 2, the electric shutter 1 according to the present embodiment includes a base material 3 attached to a building 10, a shutter frame 4 attached to the base material 3, and an upper end portion in the shutter frame 4. The shutter box 5 in which the housed and wound shutter curtain 51 is housed, the wall member 6 provided on the building side of the shutter box 5, and the shutter box 5 housed in the shutter frame 4 projects to the outdoor side. A side cap 7 covering the side of the part, a cover member 8 covering the outdoor side of the shutter box 5 housed in the shutter frame 4, and a guide rail 9 attached to the shutter frame 4 and guiding the shutter curtain 51. Have.

  The base material 3 is disposed so as to surround each of the upper and lower horizontal frames 21 and the left and right vertical frames (not shown) of the frame 20 of the fitting 2, and the upper base material 31, the lower base material 32, The vertical base material 33 is joined in a rectangular shape. As shown in FIG. 3, each of the upper base material 31, the lower base material 32, and the left and right vertical base materials 33 has a hollow portion 31a, 32a, 33a penetrating in the longitudinal direction. The left and right fore-edges of the lower base material 32 are joined with the prospective surfaces facing each other of the vertical base material 33 arranged on the left and right via a seal material 34.

  The base material 3 fixed to the building frame (not shown) includes an upper base material 31, a lower base material 32, and left and right vertical base materials 33 on the outer side of the building 10. It is located closer to the outdoor side than the outdoor end 2b of the fitting 2 provided to protrude. In the electric shutter 1 according to the present embodiment, the shutter box 5 is arranged at a position overlapping the fitting 2 projecting from the outer wall 10a to the outside in the expected direction, so that the shutter box 5 does not interfere with the fitting 2. The base material 3 is interposed between the shutter frame 10 and the shutter frame 4.

  The shutter frame 4 includes a pair of left and right shutter vertical frames 41, a roof plate 42 spanned over the upper ends of the pair of shutter vertical frames 41, and a gap spanned between the pair of shutter vertical frames 41 and below the roof plate 42. And a shutter lower frame 44 that connects the lower ends of a pair of shutter vertical frames 41 and a pair of left and right support members 45 that support the shutter box 5. The shutter box 5 is accommodated in a space S formed by the left and right shutter vertical frames 41, the roof plate 42, and the upper shutter frame 43.

  The shutter box 5 includes a shutter curtain 51 that partitions indoors and outdoors, a winding shaft 52 around which the shutter curtain 51 is wound, and a case body that rotatably supports and houses the winding shaft 52 around which the shutter curtain 51 is wound. 53. The winding shaft 52 is arranged so that the axial direction is along the left-right direction.

  As shown in FIG. 4, a motor 54 for rotating the winding shaft 52 is connected to the winding shaft 52, and a cable insertion hole provided in a case wall 53a on the indoor side of the case body 53. From 53b, a motor 55 and a cable 55 for supplying electric power to a controller (not shown) for controlling the motor 54 and the like exit from the indoor side. That is, the cable 55 corresponds to a cable protruding from the shutter box 5. Note that the cable 55 may include a signal line, a ground line, and the like. A grommet 56 is attached to the cable insertion hole 53b of the present embodiment, and the cable 55 is fixed to the case body 53 by a binding material 57.

  As shown in FIG. 3, the wall member 6 is an extruded member provided between the left and right vertical base members 33 of the base member 3. The wall member 6 of the present embodiment is located on the indoor side of the shutter box 5 and on the outdoor side of the fitting 2. That is, it forms a partition wall between the shutter box 5 and the fitting 2.

  As shown in FIG. 5, the wall member 6 includes a wall main body 61 that forms a substantially vertical surface on the indoor side of the shutter box 5, and a lower end extending from the lower end of the wall main body 61 to the outdoor side. A portion 62, a fixing portion 63 extending upward from the vicinity of the outdoor end of the lower end extending portion 62 and fixing the shutter upper frame 43, and an outdoor side above the center in the vertical direction of the wall main body 61. A central extension 64 extending upward, an upper extension 65 extending upward from the vicinity of the outdoor end of the central extension 64, and a central extension 64 attached to the upper extension 65. A protrusion 66 protruding toward the indoor side with an interval upward. At a corner formed by the wall main body 61, the lower end extension 62, and the center extension 64, there is provided a screwing portion 67 into which a screw entering in the left-right direction is screwed.

  The wall member 6 has a screw inserted into the vertical base material 33 in a state where the upper end of the wall main body 61 is engaged with an engaging portion 31c provided over the entire lower surface of the upper base material 31. It is screwed and fixed to the screw part 67.

  The wall main body portion 61, the central extension portion 64, and the upper extension portion 65 of the wall member 6 form a groove-shaped concave portion that is open at the top and extends along the left-right direction. The cable accommodating portion 6a accommodating the cable 55 which is located. Therefore, the distance L1 between the wall main body 61 and the upper extension 65, the distance L2 between the tip of the protrusion 66 protruding from the upper extension 65 and the wall main body 61, the protrusion 66 and the central extension Each of the intervals L3 with the width 64 has a width through which the cable 55 can be inserted. Here, the upper extending portion 65 corresponds to an opposing wall portion facing the wall main body portion 61 at an interval in the expected direction, and the central extending portion 64 connects the wall main body portion 61 and the opposing wall portion. It corresponds to a connection part.

  In the present embodiment, an example in which the wall main body 61 and the lower end of the upper extension 65 are connected by the substantially horizontal central extension 64 has been described, but the present invention is not limited to this. For example, as long as a space through which the cable can be inserted between the central extension and the protrusion can be secured, the position of the central extension does not have to be the lower end of the upper extension, and the central extension is horizontal. It does not matter.

  As shown in FIG. 6, the position of the cable accommodating portion 6a of the wall member 6 fixed to the base material 3 coincides with the position of the opening 33c communicating with the inside of the hollow portion 33a provided in the vertical base material 33. I have. For this reason, the cable 55 coming out of the shutter box 5 is passed through the inside of the cable accommodating portion 6a to be accommodated, and is inserted through the opening 33c of the vertical base material 33 into the hollow portion 33a.

  The distal end of the cable 55 is inserted through, for example, the hollow portion 33a of the vertical base material 33, and is drawn out of the vertical base material 33 at a position where it can be easily connected to a power supply provided on the building 10 side. The cable 55 accommodated in the cable accommodating portion 6a and inserted into the vertical base member 33 moves to the pulled side by pulling the shutter box 5 side or the side protruding from the vertical base member 33. It is possible.

  The electric shutter 1 according to the present embodiment may be constructed, for example, by first joining the upper base material 31, the lower base material 32, and the left and right vertical base materials 33 in a rectangular shape to attach the wall member 6 to the base material 3. Is attached to the outer wall 10a so as to surround the fitting 2 provided in the building 10.

  In addition, the left and right shutter vertical frames 41, the roof plate 42, the shutter upper frame 43, and the shutter lower frame 44 are framed, and the left and right shutter vertical frames 41 are provided with a pair of left and right support members 45 for supporting the shutter box 5. deep.

  Next, the shutter frame 4 is brought close to and opposed to the base material 3 attached to the building 10, and the shutter frame 4 is brought into contact with the outdoor-side finding surfaces 31b, 32b, and 33b of the base material 3 to make contact with the base material 3. Fix it.

  Next, the shutter box 5 is moved closer to the space S formed by the left and right shutter vertical frames 41, the roof plate 42, and the upper shutter frame 43 of the shutter frame 4 fixed to the base material 3, and the shutter box 5 and the shutter frame In a state where the cable 55 is separated from the cable 4, the cable 55 is inserted through the opening 33 c of the vertical base material 33, and is also inserted from above from below the protrusion 66 in the cable housing portion 6 a provided in the wall member 6.

Next, the shutter box 5 is housed in the space S formed by the left and right shutter vertical frames 41, the roof plate 42, and the shutter upper frame 43 while pulling the end of the cable 55 protruding from the vertical base material 33. Then, the shutter box 5 is fixed to the left and right support members 45.
Finally, the side cap 7, the guide rail 9, and the cover member 8 are attached, and the construction of the electric shutter 1 is completed.

  According to the electric shutter 1 of the present embodiment, the cable housing portion 6a for housing the cable 55 extending from the shutter box 5 is provided on the wall member 6 provided closer to the building 10 than the shutter box 5 is. Therefore, the cable 55 coming out of the shutter box 5 can be accommodated in the cable accommodating portion 6a of the wall member 6 provided outside the shutter box 5. For this reason, it is not necessary to provide a housing portion for housing the cable 55 in the shutter box 5, so that the size of the shutter box 5 can be further reduced.

  Further, since the cable accommodating portion 6a is provided on the wall member 6 provided on the building 10 side with respect to the shutter box 5, it is possible to prevent the cable 55 from loosely entering the position where the shutter box 5 is attached. Is possible. For this reason, when attaching the shutter box 5, there is no possibility of accidentally pinching the cable 55, so that the shutter box 5 can be easily attached. For this reason, it is possible to provide the electric shutter 1 excellent in workability while keeping the size of the shutter box 5 small.

  Further, since the cable accommodating portion 6a for accommodating the cable 55 is a groove-shaped concave portion that is depressed downward, the cable 55 can be easily accommodated by being inserted from above along the cable accommodating portion 6a.

  In addition, the cable housing portion 6a is provided between the wall main body 61 provided on the building 10 side of the shutter box 5 and the upper extension 65 facing the wall main body 61 at an interval in the expected direction. Therefore, the cable housing portion 6a can be further provided on the wall main body portion 61 side. Therefore, by providing the cable housing portion 6a, it is possible to further reduce the amount of protrusion from the wall main body 61.

  In addition, since the cable housing portion 6a has the upper extension portion 65 facing the wall main body portion 61 at an interval in the expected direction, the cable 55 is prevented from loosening and entering the shutter box 5 side. Since the cable housing portion 6a has the central extension portion 64 that connects the wall main body portion 61 and the lower end of the upper extension portion 65 almost horizontally, the cable 55 is slack and hangs down. Can be prevented.

  Further, since the protrusions 66 projecting to the sides facing each other are provided on the upper extension 65 at intervals above the center extension 64, the cable 55 accommodated in the cable accommodating portion 6a is provided. It is possible to prevent projecting upward.

  Further, since the wall member 6 forms a partition wall between the shutter box 5 and the fitting 2, even when the shutter box 5 is arranged at a position overlapping the fitting 2 in the expected direction, the cable 55 contacts the fitting 2. This can be more reliably prevented.

  In the above-described embodiment, an example has been described in which the protrusion 66 for preventing the cable 55 from protruding upward is provided on the upward extension 65. However, the protrusion may be provided on the wall main body. I do not care.

  In the above embodiment, the example in which the base material 3 is interposed between the building 10 and the shutter frame 4 so that the shutter box 5 does not interfere with the fitting 2 has been described. A base material may be interposed in order to avoid interference with members other than the fitting. Further, the base material does not necessarily have to be provided. For example, a shutter frame to which a wall member provided with a cable housing is attached may be directly attached to a building.

  In the above-described embodiment, an example in which the cable housing portion 6a is provided above the center in the vertical direction of the wall member 6 has been described. A cable housing may be provided.

  Further, the above-described embodiment is for facilitating understanding of the present invention, and is not for limiting and interpreting the present invention. The present invention can be changed and improved without departing from the spirit thereof, and it goes without saying that the present invention includes equivalents thereof.

This embodiment includes at least the following inventions.
A shutter frame attached to a building, a shutter box attached to the shutter frame, and a wall member provided closer to the building than the shutter box, wherein the wall member protrudes from the shutter box. An electric shutter characterized by having a cable housing portion for housing a cable.

  According to such an electric shutter, the wall member provided on the building side with respect to the shutter box is provided with the cable housing portion for housing the cable coming out of the shutter box. The cable can be accommodated in a cable accommodating portion of a wall member provided outside the shutter box. For this reason, since it is not necessary to provide a housing portion for housing the cable in the shutter box, it is possible to further reduce the size of the shutter box.

  In addition, since the cable accommodating portion is provided on the wall member provided on the building side of the shutter box, it is possible to prevent the cable from loosely entering the position where the shutter box is attached. For this reason, since there is no possibility of pinching the cable when attaching the shutter box, the shutter box can be easily attached. For this reason, it is possible to provide an electric shutter excellent in workability while keeping the size of the shutter box small.

In this electric shutter, the cable accommodating portion is a groove-shaped concave portion that is depressed downward.
According to such an electric shutter, since the cable accommodating portion for accommodating the cable is a concave portion having a groove shape depressed downward, the cable can be easily accommodated by being inserted from above along the cable accommodating portion. is there.

  In such an electric shutter, the cable housing portion includes a wall main body portion provided closer to the building than the shutter box, an opposing wall portion facing the wall main body portion at an interval in an expected direction, and the wall. A connecting portion for connecting the main body portion and the opposing wall portion.

  According to such an electric shutter, the recess for accommodating the cable is formed between the wall body provided on the building side of the shutter box and the opposing wall facing the wall body at an interval in the expected direction. The cable accommodating portion can be provided closer to the wall main body. For this reason, by providing the cable housing portion, it is possible to further reduce the amount of protrusion from the wall main body. In addition, since the concave portion has the opposing wall portion facing the wall main body portion at an interval in the expected direction, it is possible to prevent the cable from loosening and entering the shutter box side. Since the connecting portion for connecting the wall main body portion and the opposing wall portion is provided, it is possible to prevent the cable from slackening and hanging down.

  In such an electric shutter, the wall main body portion or the opposing wall portion is provided with a projection above the connecting portion with a space therebetween and protruding to sides facing each other.

  According to such an electric shutter, since the wall main body portion or the opposing wall portion is provided with the protrusions projecting to the sides facing each other with a space above the connecting portion, the electric shutter is housed in the cable housing portion. It is possible to prevent the cable that has fallen from protruding upward.

  In such an electric shutter, the shutter box is disposed at a position overlapping a fitting provided in the building in a prospective direction, and the wall member forms a partition between the shutter box and the fitting. It is characterized by the following.

  According to such an electric shutter, since the wall member forms a partition wall between the shutter box and the fitting, even if the shutter box is arranged at a position overlapping the fitting in the expected direction, the cable contacts the fitting. This can be more reliably prevented.

1 electric shutter, 2 fittings, 3 base materials, 4 shutter frames,
5 shutter box, 6 wall member, 6a cable housing,
10 building, 55 cables, 61 wall body, 64 central extension,
65 upward extension, 66 protrusion,

Claims (5)

A shutter frame attached to the building,
A shutter box attached to the shutter frame,
A wall member provided on the building side of the shutter box,
Has,
The electric shutter according to claim 1, wherein the wall member includes a cable accommodating portion accommodating a cable coming out of the shutter box. The electric shutter according to claim 1,
The electric shutter according to claim 1, wherein the cable accommodating portion is a groove-shaped concave portion that is concaved downward. The electric shutter according to claim 1 or claim 2,
The cable housing section,
A wall body provided on the building side relative to the shutter box;
An opposing wall portion facing the wall main body portion at an interval in the expected direction,
A connecting portion connecting the wall main body portion and the opposed wall portion,
An electric shutter characterized by having: The electric shutter according to claim 3,
The wall main body or the opposed wall,
An electric shutter having a projection provided at a distance above the connecting portion and projecting to sides facing each other. An electric shutter according to any one of claims 1 to 4, wherein
The shutter box is arranged at a position overlapping the fitting provided in the building in the expected direction,
The electric shutter, wherein the wall member forms a partition wall between the shutter box and the fitting.

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