JP2006246697A - Support and wiring device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a support and wiring device which can mount wiring accessories, with workability. <P>SOLUTION: A claw-shaped fixed lock part 33 is provided in one side part of a metal-made frame part 21. A lock unit mounting part 35 is provided in the other side part of the frame part 21, for mounting a locking unit 41 of separate unit. The locking unit 41 is formed with a spring material, provided protrusively with a movable lock shoe 53. In the work for mounting the wiring accessories 12 to a support 11, from the back face side of the support 11 the wiring accessory 12 is inserted, while tilting it into an opening part 23, the fixed locking part 33 of the support 11 is inserted into an accessory side hole part 19 in one side of the wiring accessory 12. Then, the other side part of the wiring accessory 12 is pushed up to the front side, an accessory side claw part 18 of the other side of the wiring accessory 12, is locked to a movable lock part 55. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a support used in a wiring device and a wiring device.

  Conventionally, for example, a wiring device equipped with a wiring device such as a switch or an outlet is attached to a support that is a mounting frame, and a wiring drawn from a wiring box embedded in a wall surface that is a construction material is connected to the wiring device. It is installed by screwing the support to the wiring box and attaching a decorative plate over the support.

  And a support is formed in the shape of a metal frame provided with an opening for attaching three wiring devices vertically, for example, facing the opening, and a fixing claw engaged with the wiring device on one side. A caulking claw portion that is engaged with the wiring device by caulking is formed on the other side portion. In other words, the support is provided with a cloud-shaped part that is connected to and supported by the caulking claw part, and a notch part is provided surrounding the cloud-shaped part, and a minus driver is inserted into the notch part for rotation. Thus, a part of the cloud portion is deformed, and the fixed claw portion is protruded toward the wiring device.

  However, the above-described conventional configuration has a problem that a minus driver or a jig having the same shape as that of the minus driver is required for fixing the wiring device.

  In addition, a configuration is known in which a wiring device is fitted and fixed in an opening of a support formed integrally with a synthetic resin, but the frame-shaped support itself is soft and deformable, and construction work on a wall surface In this case, there is a problem that a problem occurs. Furthermore, in the configuration in which the wiring device is fitted and fixed in the opening of the support, the width of the opening of the support is set smaller than in the configuration in which the wiring device is fixed by caulking, so the work of attaching the wiring device to the support is complicated. It has a problem that tends to become.

  This invention is made in view of such a point, and it aims at providing the support and wiring apparatus which can make workability | operativity which attaches a wiring instrument favorable.

  The support according to claim 1 includes a frame portion provided with an opening into which the wiring device is inserted from the back surface side as one surface toward the front surface side as the other surface; and a frame portion so as to incline toward the back surface side. A fixed locking portion provided on one side and projecting in a claw shape to lock one side of the wiring device; an attachment receiving portion provided on the other side of the frame portion; a wiring attached to the attachment receiving portion; And a locking body provided with an elastically deformable movable locking portion that locks the other side of the instrument.

  In this configuration, the wiring device is supported by locking one side of the wiring device to the fixed locking portion and locking the other side of the wiring device by elastically deforming the movable locking portion of the locking body. It is attached without using a tool, and the workability of attaching the wiring device is improved. Since the movable locking portion is provided in a locking body separate from the frame portion so as to be elastically deformable, it is not necessary to deform the frame portion during the installation work of the wiring device, and problems during construction are prevented. Furthermore, since one side of the frame portion provided with the fixed locking portion does not need to be provided with a movable locking portion and can be formed into a thin shape, when placed in the wall hole portion where the support is disposed, Only the part on the other side of the frame part enters the wall hole. Therefore, the possible range of alignment with the support in close contact with the wall is expanded. Furthermore, when the wiring device is inserted from the back of the opening toward the front and one side is locked to the fixed locking portion, the wiring device is easily locked to the inclined fixed locking portion with the wiring device tilted. This makes it possible to improve workability. In addition, since the inclined fixed locking portion abuts against the wiring device, the wiring device can be stably held without rattling.

  A wiring device according to a second aspect comprises the support according to the first aspect; and a wiring device attached to the support.

  In this configuration, since the support according to claim 1 is provided, the effect according to claim 1 is achieved.

  According to the support according to claim 1, by locking one side of the wiring device to the fixed locking portion and locking the other side of the wiring device by elastically deforming the movable locking portion of the locking body, The wiring device can be attached to the support without using a tool, and workability for attaching the wiring device can be improved. Since the movable locking portion is provided in a locking body separate from the frame portion so as to be elastically deformable, it is not necessary to deform the frame portion during the installation work of the wiring device, and problems during construction can be prevented. Furthermore, since one side of the frame portion provided with the fixed locking portion does not need to be provided with a movable locking portion and can be formed into a thin shape, when placed in the wall hole portion where the support is disposed, Only the part on the other side of the frame part enters the wall hole. Therefore, the possible range of alignment with the support in close contact with the wall can be widened. Furthermore, since the fixed locking part is inclined toward the back side, the wiring device is inclined when the wiring device is inserted from the back side of the opening portion toward the front side and one side is locked to the fixed locking portion. Thus, it can be easily locked to the inclined fixed locking portion, and workability can be improved. In addition, since the inclined fixed locking portion abuts against the wiring device, the wiring device can be stably held without rattling.

  According to the wiring device according to the second aspect, since the support according to the first aspect is provided, the effect according to the first aspect is achieved.

  Hereinafter, an embodiment of the support and wiring device of the present invention will be described with reference to the drawings.

  FIG. 1 is a sectional view of a state in which a wiring device showing an embodiment as a premise of the support is attached, FIG. 2 is a front view showing the support, and FIG. 3 is a side view showing the support.

  1 to 3, reference numeral 11 denotes a support. A wiring device 12 such as a switch or an outlet is attached to the support 11 from the back side as one surface, and is pulled out from a wiring box or a holding metal fitting embedded in the wall surface as a construction material. The wiring device is configured by connecting the connected wiring to the wiring device 12, screwing the support 11 to the wiring box, covering the support 11 and attaching the decorative plate from the front side as the other surface.

  As shown in FIG. 1, the wiring device 12 includes a device body 14 and a cover 15 made of synthetic resin. Inside the device body 14 and the cover 15, terminal fittings and the like are housed to form an outlet. Yes. The instrument body 14 and the cover 15 are fixed to each other by a pair of stoppers 17. Further, each fastener 17 is formed with a pair of instrument side claw portions 18 which are first locking receiving portions projecting on both sides, and a second locking receiving portion which opens on both sides. A certain pair of instrument side holes 19 are formed.

  Further, the support 11 is also called a mounting frame, and as shown in FIGS. 1 to 3, includes a frame portion 21 having a metal frame shape such as iron (SPCC) plated with zinc chromite. Inside the frame portion 21, there are formed openings 23 to which, for example, a maximum of three wiring devices 12 can be attached vertically. Further, elongated attachment holes 25 are formed above and below the frame portion 21, and the support 11 is screwed to the wiring box with screws (box screws) inserted into the attachment holes 25. Furthermore, screw holes 26 are formed above and below the frame portion 21, and the decorative plate is fixed to the support 11 with plate screws that are screwed into the screw holes 26. Reinforcing protrusions 27 and 28 are formed between the attachment hole 25 and the opening 23 and on one side of the attachment hole 25, respectively.

  Further, a projecting piece 29 is provided on the opposite side of the one projecting ridge 27. Therefore, when multiple supports 11 are connected, after each support 11 is screwed to the wall, the protruding portion 27 and the protruding piece 29 are adjacent to each other by pinching them with a jig such as pliers. By doing so, it can be arranged neatly with easy work.

  Then, one side portion of the support 11 is bent to the front side along the outer side, the one side reinforcing portion 31 is formed, the strength of the frame portion 21 is increased, and on the inner side facing the opening portion 23, Three fixed locking portions 33 are projected in a claw shape at a predetermined interval.

  Further, the other side portion of the support 11 is bent slightly inclined toward the back side along the outer side, and a locking body attaching portion 35 is formed. And the edge part along the longitudinal direction of this latching body attaching part 35 becomes the attachment receiving part 36, and three opening 37 for attachment is formed in the front side of this attachment receiving part 36 at predetermined intervals. Has been.

  Further, an elastically deformable locking body 41 made of, for example, stainless steel (SUS) having a thickness of 0.3 mm is mounted on the locking body mounting portion 35. And this latching body 41 is provided with the front board part 42 arrange | positioned along the back surface of the frame part 21, and the side-plate part 43 arrange | positioned along the inner surface of the latching body attaching part 35, and cross-section substantially L In addition to being shaped like a letter, facing each mounting opening 37, a locking body side opening 44 is formed. The front plate portion 42 is fixed to the frame portion 21 by caulking pins 45 projecting from a plurality of locations on the frame portion 21 on the back side. Front pressing pieces 47 are provided in the vicinity of both ends of the projection. On the other hand, the side plate portion 43 is formed with an attachment portion 51 that is bent in a substantially U shape at the end and fitted to the attachment receiving portion 36, and from the attachment portion 51 side to each attachment opening 37 side. Oppositely, a movable locking piece 53 is provided so as to be elastically deformable. A release hook 54 is bent at the front end of each movable locking piece 53, and a movable locking portion 55 is formed on both sides of the hook 54. ing.

  The work of attaching the wiring device 12 to the support 11 is performed by first inserting the wiring device 12 from the back side of the support 11 while inclining the opening 23 into the device side hole 19 on one side of the wiring device 12. The fixed locking portion 33 of the support 11 is inserted. From this state, when the other side portion of the wiring device 12 is pushed up to the front side, the device-side claw portion 18 on the other side of the wiring device 12 gets over the movable locking piece 53 while elastically deforming, and the movable locking portion 55 It is locked to. Further, in this state, the front surface of the instrument-side claw portion 18 is pressed by the front pressing piece 47, and rattling is suppressed. Also, when removing the wiring device 12, a jig such as a flat-blade screwdriver is inserted into the hook portion 54 and twisted to move the movable locking piece 53 outward against the urging force, and the movable locking portion 55 is moved to the device. Remove from the side nail 18.

  Thus, according to the support 11 of the present embodiment, that is, the one-touch support of the large-angle continuous wiring device, one side of the wiring device 12 is locked to the fixed locking portion 33 and the other side of the wiring device 12 is locked. By elastically deforming and locking the movable locking portion 55 of the body 41, the wiring device 12 can be fixed to the support 11 with one touch without using a tool such as a screwdriver, and the workability of attaching the wiring device 12 can be improved. .

  In addition, the movable locking portion 55 has a fixed locking portion 33 on one side similar to a conventional large-angle continuous mounting frame, and is provided on a locking body 41 having a spring property separate from the frame portion 21 so as to be elastically deformable. Therefore, it is not necessary to deform the frame part 21 during the installation work of the wiring device 12, it is possible to prevent problems during construction, and the frame part 21 can have a strong structure that does not deform. It can also be suppressed from sinking to the lower side, and it is not inferior in workability such as connection with a normal metal support.

  Further, one side of the frame portion 21 provided with the fixed locking portion 33 can be made thin without the need to provide the movable locking portion 55, so it is arranged in the wall hole portion where the support 11 is disposed. Only the part on the other side of the frame part 21 enters the wall hole when it is made to move. Therefore, it is possible to widen the possible range of alignment with the support 11 in close contact with the wall.

  Next, a first embodiment of the present invention will be described. In addition, the same code | symbol is attached | subjected and demonstrated to the same structure of embodiment used as a premise.

  4 is a cross-sectional view taken along the line II of FIG. 7 showing an embodiment of the support of the present invention, FIG. 5 is an explanatory view of a work process for attaching the wiring device to the support, and FIG. FIG. 7 is a front view of the support, and FIG. 8 is a side view in which a part of the support is cut away.

  The first embodiment is, for example, a metal mounting frame having a structure in which a house embedded wiring apparatus can be fixed without any other tool and the fixed side is not provided at the lower part of the wall. In addition to improving the workability when the wiring device 12 is mounted on the support 11 by inclining a part or all of 33, the rattling of the wiring device 12 is suppressed.

  That is, in the present embodiment, as shown in FIGS. 4 to 8, for each fixed locking portion 33 provided on one side of the frame portion 21 of the support 11, a virtual plane including the opening 23, that is, the wiring device 12. It is bent with respect to the horizontal plane so as to be inclined by a predetermined angle θ together with the frame portion 21. Further, each fixed locking portion 33 is formed with a taper, that is, an inclined surface 71 on the surface side of the distal end portion, and a corner portion on the back side of the base end portion continuous with the one side reinforcing portion 31 is formed in a curved surface shape. A relief recess 72 is formed.

  In this embodiment, the range in which the frame portion 21 is bent so as to be inclined is the range L from the intermediate portion of the ridge portion 28 on one end side to the intermediate portion of the ridge portion 28 on the other end portion. ing. Further, each fixed locking portion 33 is provided with a protruding portion 74 projecting from the front side with the protruding direction as the longitudinal direction.

  In this embodiment, since the fixed side, that is, the fixed locking portion 33 to be engaged with the wiring device 12 is tilted before the movable locking portion 55 side, as shown in FIG. The movable locking portion 55 can be easily inserted and engaged with the device side hole portion 19 without greatly inclining 12, and from this state, the other side of the wiring device 12 is rotated to the front side, As shown in FIG. 5 (b), the other device side claw portion 18 can be engaged with the movable locking portion 55, and the wiring device 12 can be fixed to the support 11.

  In addition, in the state where the wiring device 12 is fixed to the support 11, the inclined fixing locking portion 33 contacts the device side hole 19 of the wiring device 12, so that variations in the shape and size of the device side hole 19 are absorbed. Thus, the wiring device 12 can be stably held without rattling.

  Furthermore, since a relief recess 72 is formed at the base end portion of each fixed locking portion 33, the movable locking portion 55 is inserted into the device side hole portion 19 with the wiring device 12 placed close to the support 11. can do.

  The support 11 may incline the one side of the frame portion 21 as a whole, and may incline the fixed locking portions 33 with respect to the frame portion 21, respectively. Alternatively, the inclined surface 71 or the escape recess 72 can be omitted, or only the inclined surface 71 or the escape recess 72 can be formed.

  Further, the inclination angle θ of the fixed locking portion 33 is preferably 10 degrees or more and 12 degrees or less, and more preferably 10 degrees, in order to achieve both the improvement in workability and the stable holding effect.

  Further, the relief recess 72 can be formed in a curved surface (R shape), or can be formed in an inclined surface, that is, a taper shape, and various other shapes can be adopted as long as it escapes without being caught by the wiring device 12. be able to.

It is sectional drawing of the state which attached the wiring instrument which shows embodiment used as the premise of the support of this invention. It is a front view which shows a support same as the above. It is a side view which shows a support same as the above. It is II sectional drawing of FIG. 7 which shows one Embodiment of the support of this invention. It is explanatory drawing of the operation | work process which attaches a wiring apparatus to a support same as the above. It is a perspective view of the disassembled state of a part of support same as the above and a wiring device. It is a front view of a support same as the above. It is a side view which notched a part of support same as the above.

Explanation of symbols

11 Support
12 Wiring equipment
21 Frame
23 opening
33 Fixed locking part
36 Mounting bracket
41 Locking body
55 Movable locking part
71 Inclined surface
72 Recessed recess

Claims (2)

A frame provided with an opening into which the wiring device is inserted from the back side as one side toward the front side as the other side;
A fixed locking portion provided on one side of the frame portion so as to incline toward the back surface and projecting in a claw shape to lock one side of the wiring device;
An attachment receiving portion provided on the other side of the frame portion;
A locking body attached to the mounting receiving portion and provided with an elastically deformable movable locking portion for locking the other side of the wiring device;
Support characterized by comprising. The support according to claim 1;
A wiring device attached to the support;
A wiring device comprising:

Images