JP2011074612A - Mounting structure of switch box for shutter, and composite guide rail - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve design property and mounting safety and furthermore mounting workability. <P>SOLUTION: The mounting structure is provided for a switch box for an electric shutter adapted to carry out lifting guide of a shutter curtain 4 by right and left guide rails and to control the lifting operation of the shutter curtain 4 by the operation of an operating part provided at the front face of the switch box 5. At least one of the guide rails is composed of a composite guide rail 3 integrally formed with a guide part 3A for carrying out lifting guide of the shutter curtain 4, and a mounting part 3B to which the switch box 5 is mounted and held, and the mounting part 3B of the composite guide rail 3 is formed with an opening 24 to which the switch box 5 in the mounted and held state is fittingly held with the front face operating part of the switch box 5 placed as the front side. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a shutter switch box mounting structure and a composite guide rail used in the structure, and more particularly to a structure for improving the switch box mounting performance.

  As shown in the following Patent Document 1, generally, a switch box for opening and closing a shutter in an electric shutter device is attached to a wall around a building opening to which a shutter is attached. It was fixed to the wall with screws.

JP 2003-35078 A

However, with this mounting structure, the head of the mounting screw is exposed on the surface of the wall, so that the appearance of the design is degraded, and the switch box can be removed by removing the screw from the outside. There was also a problem in terms of box mounting safety.
Furthermore, it was necessary to determine the position of the switch box at the site and install it, and the positioning and installation work was also troublesome.

  The present invention has been made to solve the above-mentioned problems, eliminates protrusions from the wall surface such as a screw head, and improves design and attachment safety, and further improves its installation workability. A shutter switch box mounting structure and a composite guide rail used in the structure are provided.

  In order to achieve the above object, according to the first aspect of the present invention, the shutter curtain 4 is guided up and down by the left and right guide rails, and the up and down operation of the shutter curtain 4 is controlled by the operation of the operation unit provided on the front surface of the switch box 5. In the mounting structure of the electric shutter switch box thus configured, at least one of the guide rails is integrally formed with a guide portion 3A for guiding the shutter curtain 4 to be lifted and a mounting portion 3B for mounting and holding the switch box 5. The switch box 5 is mounted and held in the mounting portion 3B of the composite guide rail 3 with the front operation portion of the switch box 5 being the front side. The shutter switch is characterized in that an opening 24 is formed. In mounting structure of the switch box.

  According to a second aspect of the present invention, in the composite guide rail 3, the guide portion 3A and the attachment portion 3B are integrally formed in a substantially L-shaped cross section, and the guide portion 3A is a building opening portion to which a shutter is attached. The guide groove 3a is formed on the outer wall surface of the guide portion 3A to guide the shutter curtain up and down, and the attachment portion 3B is provided around the opening of the building to which the shutter is attached. The switch box 5 is fitted and held in the opening 24 formed in the mounting portion 3B, and the switch box 5 has its front operation portion exposed on the front surface of the mounting portion 3B. 2. The shutter switch according to claim 1, wherein the shutter switch is fixed to the mounting portion 3 </ b> B in the switch box storage portion 3 c behind the mounting portion 3 </ b> B. In the mounting structure of the box.

According to the invention of claim 3, the opening 24 to which the switch box 5 is fitted and held is formed on the front surface of the switch box housing 3c of the composite guide rail 3, and an opening is formed inside the housing 3c. A pair of front guide ribs 3d, 3d are vertically provided along both sides of 24, and a pair of rear guide ribs 3e, 3e are formed on both side walls of the accommodating portion 3c with a necessary front-rear gap with the front guide ribs 3d, 3d. On the other hand, on the outer peripheral wall portion of the switch box 5, the front operation portion of the switch box 5 is fitted with the composite guide rail in a state where the switch box 5 is fitted in the opening 24 by contacting the front guide ribs 3d and 3d. 3 is provided with positioning portions to be exposed so that the upper and lower end surfaces of the switch box 5 are provided with presser plates 20 that can be fixed to the upper and lower surfaces of the switch box 5. Front and rear guide ribs 3d are a front edge portion of the pressing plate 20, 3d, 3e, start and up form the insertion piece 20a that is inserted into the inter-3e,
After the switch box 5 is fitted into the opening 24, the presser plate 20 is fixed to the upper and lower surfaces of the switch box 5 with both sides of the insertion piece 20a being sandwiched between the front and rear guide ribs. The shutter switch box mounting structure according to claim 2, wherein the shutter switch box is fixed to the shutter switch box.

  In the invention of claim 4, the width dimension of the insertion piece 20a of the holding plate 20 is set shorter than the inner dimension of the accommodating portion 3c, and both sides of the insertion piece 20a can be inserted between the front and rear guide ribs while being tilted and rotated. The shutter switch box mounting structure according to claim 3.

  In the mounting structure described above, in order to mount the switch box 5, the front portion of the switch box 5 is inserted and fitted into the opening 24 from the housing portion 3 c on the back of the composite guide rail 3. Then, the rear part of the switch box 5 is fixed to the composite guide rail 3. In such a fitting and fixed state, the composite guide rail 3 may be attached to the wall surface of the building opening to which the shutter is attached. The lead wire for electrically connecting the switch box 5 to the shutter driving motor side can be wired through the mounting portion 3B of the composite guide rail 3.

The fixing of the switch box 5 is not limited to the fixing by the pressing plate 20. For example, the switch box 5 can be fixed by a U-shaped bracket that holds the top and bottom or left and right surfaces of the switch box 5. Further, a base plate can be provided at the inner edge of the opening 24 by adhesion, welding, or screwing, and the switch box 5 can be supported and fixed thereto. Furthermore, it can also be fixed using an adhesive tape or the like.
The presser plate 20 according to the third or fourth aspect only needs to be provided on at least one of the upper and lower surfaces of the switch box 5. Moreover, the positioning shape by the engaging part of Claim 3 is good also as a shape which formed the step part in the flange 14 of the Example, the positioning protrusion 14a, or the outer peripheral wall of the switch box 5, and made it the engaging part.

  According to a fifth aspect of the present invention, in the composite guide rail 3 used in the shutter switch box mounting structure according to any one of the first to fourth aspects, the guide portion 3A and the mounting portion 3B are formed by integrally molding metal or plastic. Are integrally formed in a substantially L-shaped cross section, and a guide groove 3a is formed on the outer wall surface of the guide portion 3A so as to guide the shutter curtain up and down in the vertical direction. 5 is formed with an opening 24 into which at least the front part of 5 is fitted.

  In the present invention, since the switch box is fitted and held in the opening formed in the mounting portion integral with the guide rail, there is no backlash in the mounting state, the mounting state is stable, and the switch box is Since it is fixed at the back of the mounting portion, the switch box is not removed from the outside, which is excellent in terms of safety. In addition, since the head of the mounting screw does not appear to protrude from the surface of the guide rail, it is possible to prevent unauthorized acts such as tampering performed by a malicious third party, and the appearance design is improved. To do.

  In addition, the mounting position of the switch box is the opening of the mounting part integrated with the guide rail, which facilitates mounting positioning and mounting work in the field, and the lead wire extends along the mounting part integrated with the guide rail. Wiring can be performed, and the wiring work is facilitated.

  In the invention according to claim 4, since the insertion operation can be performed in the vicinity of the opening for attachment without inserting the insertion piece from one end in the longitudinal direction of the guide rail and moving, the attachment workability is good.

  According to the fifth aspect of the present invention, it becomes easy to manufacture the composite guide rail used in the present invention.

1 is a perspective view including a partially enlarged portion showing an overall configuration of an electric shutter to which the present invention is applied. It is an expanded sectional perspective view of the compound guide rail cut by the AA line of FIG. It is each side view of a switch box. (A), (b) is the perspective view which looked at the switch box from the bottom face side and the top face side. (A), (b) is a principal part perspective view for description which shows the attachment relation of the switch box and a composite guide rail. (A)-(d) is sectional drawing which shows the attachment procedure.

Embodiments to which the present invention is applied will be described below with reference to FIGS.
In FIG. 1, the electric shutter according to the present invention includes a storage case 1 horizontally disposed at the upper edge of the opening formed on the wall surface of the building, and is vertically provided on both sides of the opening of the storage case 1. The left and right paired guide rails 2 and composite guide rails 3 are provided. The storage case 1 includes a winding shaft and a drive motor (both not shown) that is connected to one end of the winding shaft and forwards and reverses the guide shaft 2. The shutter curtain 4 is moved up and down and stopped along the composite guide rail 3.

  Only one guide groove 3a is formed on one guide rail 2 located on the left side in the drawing. On the other hand, in the other composite guide rail 3 located on the right side of the figure, the guide portion 3A having the guide groove 3a on the outer surface and the attachment portion 3B to which the switch box 5 is attached and fixed are substantially L-shaped. It is integrally formed by extrusion molding of metal or plastic. The composite guide rail 3 is attached to the inner wall surface of the building opening to which the guide portion 3A is attached, and the attaching portion 3B is attached to the wall surface around the building opening.

  The composite guide rail 3 is made of an extruded body integrated with aluminum. As shown in FIG. 2, a guide groove 3a having a lip groove shape is formed on the outer surface of the guide portion 3A facing the shutter curtain 4. In addition, a housing portion 3c of the switch box 5 is formed on the inner surface of the mounting portion 3B formed in a substantially L shape through the partition wall 3b in the inner back portion of the guide groove 3a. A pair of front guide ribs 3d for mounting and positioning the switch box 5 are integrally provided vertically along the push-out direction on the inner side of the front surface, and the surface of the partition wall 3b on the side of the accommodating portion 3c and the inner side of the outer wall. Each includes a pair of rear guide ribs 3e which are integrally formed vertically along the pushing direction.

  3 and 4, the switch box 5 is formed in a substantially rectangular box shape, and three push buttons, an up button 10a, a stop button 10b, and a down button 10c, are provided on the operation portion on the surface thereof. The shutter curtain 4 can be raised, stopped, and lowered by operation. The switch box 5 is integrally fixed to the front case 10 made of synthetic resin with the push buttons 10a, 10b, and 10c projecting from the operation portion on the front surface, and the back of the front case 10 via four screws B. The rear case 12 made of synthetic resin, a pair of left and right flanges 14 integrally projecting on both sides in the longitudinal direction of the rear case 12, and a plurality of lead wires 16 led out to the back of the rear case.

  On the surface of each push button 10a, 10b, 10c, marks for indicating ascending, stopping, and descending are engraved, and each push button 10a. On the side surface of the front case 10 on the side surfaces 10b and 10c, the letters “open”, “stop”, and “closed” are engraved at the corresponding positions of the side surfaces of the push buttons 10a, 10b, and 10c, respectively, so We are trying to secure it.

  Each lead wire 16 is connected to a drive motor and a power source arranged in the storage case 1, and is colored for each color of red, blue, white, black, and green. On the surface of the rear case 12 corresponding to each color, as shown in an enlarged view in part of FIG. 3, the color of each lead wire 16 and the inside of the case 10, 12 corresponding to the push buttons 10a, 10b, 10c. A circuit for displaying the switching circuit is indicated by engraving.

  Furthermore, a plurality of positioning protrusions 14 a are provided on the flange 14 so as to be positioned flush with the outer surface of the mounting portion 3 </ b> B of the composite guide rail 3 by being abutted against the front guide rib 3 d. The front and rear (upper and lower) end surfaces of the rear case 12 are connected to a pressing plate 20 (see FIGS. 5 and 6) for fixing the switch box 3 in the housing portion 3c via a fixing screw B for fixing. A screw hole 18 is formed.

  As shown in FIGS. 5 and 6, the pressing plate 20 is made of a metal press-molded body, and the thickness thereof is equal to or smaller than the gap distance between the front and rear guide ribs 3 d and 3 e and coincides with the screw hole 18. A screw insertion hole 22 is formed, and an insertion piece 20 a that is bent in a substantially L shape and is long in the left-right direction is provided at the front edge of the pressing plate 20. The length of the insertion piece 20a is slightly shorter than the inner dimension of the accommodating portion 3c.

  Next, the procedure for attaching the switch box 5 to the composite guide rail 3 will be described mainly with reference to FIGS. First, it is shown in FIG. 5A in advance between the positioning ribs 3d formed at the height position (see FIG. 1) touched by a human hand in the standing state of the composite guide rail 3 (see FIG. 1). As described above, a rectangular opening 24 having a vertical and horizontal dimension substantially matching the vertical and horizontal dimensions of the outer case 10 is formed by cutting.

  When assembling the switch box 5, a pair of holding plates 20 and a fixture B are prepared. First, as shown by the arrows in FIG. 6 (a), the protrusions projecting into the housing portion 3c. The front case 10 is fitted toward the opening 24 by rotating the switch box 5 while avoiding interference with the opening 24. In the fitted state, as shown in FIG. 6B, the positioning projection 14a is abutted against the positioning rib 3d on the flange 14, so that the surface of the front case 10 and the surface of the composite guide rail 3 are flush with each other. The box 5 is fitted in the opening 24, and only the push buttons 10a, 10b, and 10c protrude from the front surface of the composite guide rail 3. However, in this state, the front-rear direction is not fixed.

  Next, the holding plate 20 is attached to the top and bottom of the switch box 5. When mounting, as shown by the arrow in FIG. 6 (c), the insertion piece 20a is tilted while avoiding interference with the protrusions projecting into the accommodating portion 3c, and both sides thereof are connected to the gaps between the positioning ribs 3d and 3e. Include. Next, the right and left direction of the presser plate 20 is adjusted so that the screw insertion hole 22 is aligned with the screw hole 18 on the switch box 5 side, and the fixing tool B is screwed. When this mounting operation is performed at two locations, the switch box 5 is fixed to the switch box 5 as shown in FIGS. 5B and 6D. The lead wire 16 may be wound around the housing 3c of the composite guide rail 3 and connected to a drive motor, a power source, or the like.

  When the switch box 5 is completely mounted, the surface of the front case 10 is completely coincident with the front surface of the composite guide rail 3, and there are no protrusions such as mounting screws, thereby improving the appearance.

  The switch box 5 and the presser plate 20 are fixed by giving a margin to the gap between the positioning ribs 3d and 3c and the thickness of the insertion piece 20a of the presser plate 20, and slightly shifting the screw insertion hole 22 of the presser plate 20 backward, At the time of attachment, the presser plate 20 may be lifted upward so that both ends of the insertion piece 20a are pressed against the rib 3e and pressed, and the screw insertion hole 22 is aligned with the screw hole 18 and then fixed with the fixing tool B. .

  In FIG. 1, the shutter curtain is a slat curtain in which a large number of slats are vertically arranged. However, it is needless to say that the shutter curtain can be applied to a general opening / closing body such as a sheet shutter or a pipe curtain.

DESCRIPTION OF SYMBOLS 1 Storage case 2 Guide rail 3 Compound guide rail, 3A guide part, 3B attachment part 3a Guide groove, 3b Bulkhead, 3c Switch box accommodating part 3d Front guide rib, 3e Rear guide rib 4 Shutter curtain 5 Switch box 10 Front case 12 Rear case 14 Flange 14a Positioning projection 16 Lead wire 18 Screw hole 20 Holding plate 20a Inserting piece 22 Screw insertion hole 24 Opening B Fixing tool

Claims (5)

In the mounting structure of the switch box for the electric shutter, which guides the shutter curtain up and down by the left and right guide rails, and controls the raising and lowering operation of the shutter curtain by operating the operation unit provided on the front surface of the switch box.
At least one of the guide rails is constituted by a composite guide rail in which a guide portion that guides raising and lowering the shutter curtain and an attachment portion to which the switch box is attached and held are integrally formed,
For the shutter, the mounting portion of the composite guide rail is formed with an opening for fitting and holding the switch box in the mounting and holding state with the front operation portion of the switch box as the front side. Switch box mounting structure. In the composite guide rail, the guide portion and the attachment portion are integrally formed in a substantially L-shaped cross section, and the guide portion is provided on the inner wall portion of the building opening to which the shutter is attached, and the guide portion A guide groove that guides the shutter curtain up and down is formed on the outer wall surface of the shutter, and the mounting portion is provided on the wall surface portion around the building opening to which the shutter is mounted and is formed on the mounting portion. The switch box is fitted and held in the opening, and the switch box is fixed to the mounting portion in the switch box storage portion at the back of the mounting portion with the front operation portion exposed on the front surface of the mounting portion. The shutter switch box mounting structure according to claim 1, wherein the shutter switch box is mounted. The opening portion into which the switch box is fitted and held is formed on the front surface of the switch box housing portion of the composite guide rail, and a pair of front guide ribs are vertically provided along both sides of the opening portion inside the housing portion. A pair of rear guide ribs are vertically provided inside the both side walls of the housing portion with a necessary front-rear gap between the front guide ribs and a switch box by contacting the front guide ribs on the outer peripheral wall portion of the switch box. An engagement portion is provided for positioning the front operation portion of the switch box so that the front operation portion of the switch box is exposed to the surface side of the composite guide rail while the box is fitted in the opening, and the switch box is provided on at least one of the upper and lower end surfaces of the switch box. A presser plate that can be freely fixed is placed on at least one of the upper and lower surfaces of the top plate, and an insertion piece inserted between the front and rear guide ribs stands on the front edge of the presser plate. Has a shape which is under formation,
After fitting into the opening of the switch box, the switch box is fixed to the composite guide rail by fixing the holding plate to at least one of the upper and lower surfaces of the switch box with both sides of the insertion piece sandwiched between the front and rear guide ribs. The shutter switch box mounting structure according to claim 2, wherein the shutter switch box is fixed. The width dimension of the insertion piece of the said holding plate is set shorter than the inner dimension of the said accommodating part, The both sides were made to be able to insert between the said front-and-back guide ribs, making it rotate incline. Mounting structure of shutter switch box. 5. The composite guide rail used in the shutter switch box mounting structure according to claim 1, wherein the guide portion and the mounting portion are integrally formed in a substantially L-shaped cross-section by integrally molding metal or plastic. 6. A guide groove is formed on the outer wall surface of the guide portion so as to guide the shutter curtain to go up and down in the vertical direction, and an opening portion in which at least the front portion of the switch box is fitted is formed in the mounting portion. A composite guide rail characterized by being made.

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