JP5608028B2 - Mounting frame and wiring device - Google Patents

Description

  The present invention relates to a mounting frame for mounting a wiring device on a construction surface side and a wiring device in which the wiring device is mounted on the mounting frame.

  2. Description of the Related Art Conventionally, there has been provided a wiring device in which a wiring device such as a switch or an outlet is disposed on a construction surface side, and the wiring device is attached to a mounting frame.

As this type of wiring device, for example, a mounting frame having a mounting surface fixed to the processing surface with the processing surface side as the rear surface and having a front surface opened in a rectangular shape, a mounting frame provided on the inner periphery of the mounting hole, and a mounting hole And a plurality of wiring devices that are inserted into the mounting frame and attached to the mounting frame are known (for example, Patent Document 1 ).
The Patent Document 1, as a wiring device, which latching pawls directions away from each other in the distal portion of the side to be inserted into the mounting hole with a mounting leg elastic projecting is assigned is described. In the above-described wiring device, the movement of the wiring device in the vertical direction and the horizontal direction is regulated by fitting the mounting leg of the wiring device into the mounting groove of the mounting frame, and the hooking claw of the wiring device is inserted into the mounting hole to The wiring device is fixed to the mounting frame by hooking the hooks of the wiring device on the rear side. The wiring device has high versatility that allows a plurality of wiring devices to be arbitrarily attached to the mounting frame by simply hooking the hooking claws of the wiring device onto the mounting frame. In addition, the wiring device can easily remove the wiring device from the mounting frame simply by releasing the engagement of the hooking claws with the mounting frame.

JP 2010-57227 A

  By the way, the wiring apparatus of patent document 1 is restrict | limiting the movement of the vertical and horizontal direction of a wiring appliance with the attachment leg which has the elasticity of a wiring appliance. For this reason, there is a risk that the wiring device may slightly move in the arrangement direction of the wiring device even when attached to the mounting frame. In the wiring device, the movement of the wiring device may cause variations in the width of the gap between the wiring devices in the arrangement direction of the plurality of wiring devices, which may impair the appearance.

  The present invention has been made in view of the above reasons, and its purpose is to suppress variations in the width of the gaps between the wiring devices in the arrangement direction of the plurality of wiring devices due to the movement of the wiring devices. It is another object of the present invention to provide an attachment frame and a wiring device capable of stably attaching a wiring device with a relatively simple configuration.

The mounting frame of the present invention is a mounting frame that can be mounted by arranging a plurality of wiring devices in a mounting hole, and is bent in the insertion direction of the wiring device from the inner periphery of the frame portion of the mounting frame. A plurality of bent pieces for restricting movement in the arrangement direction, and connecting pieces for connecting the adjacent bent pieces and restricting movement of the wiring device in the removal direction. An extending portion that extends toward the adjacent bent piece and restricts the movement of the wiring device in the insertion direction, and the bent piece has the extending portion in the insertion direction of the wiring device. It characterized that you configure a stepped portion protruding with respect to the connecting piece.

The mounting frame of the present invention is a mounting frame that can be mounted by arranging a plurality of wiring devices in a mounting hole, and is bent in the insertion direction of the wiring device from the inner periphery of the frame portion of the mounting frame. A plurality of bent pieces for restricting movement in the arrangement direction, and connecting pieces for connecting the adjacent bent pieces and restricting movement in the removal direction of the wiring device, and the frame portion includes the wiring An insertion hole for inserting a male screw to be screwed into a female screw on the storage portion side for storing a part of the instrument, and a rib to be brought into contact with the head of the male screw on the outer peripheral side of the frame portion at the peripheral portion of the insertion hole The rib is provided over the entire circumference of the frame portion .

  In the mounting frame, it is preferable that the plurality of bent pieces have extended portions that extend toward the adjacent bent pieces and restrict movement of the wiring device in the insertion direction.

  In this mounting frame, it is preferable that the bent piece constitutes a step portion in which the extended portion protrudes from the connecting piece in the insertion direction of the wiring device.

  In this mounting frame, it is preferable that a plurality of hole portions surrounded by the frame portion, the adjacent bent pieces and the connecting pieces are provided in the same shape at equal intervals in the arrangement direction.

The wiring device of the present invention includes the above-described mounting frame and a wiring device, and the wiring device includes the bent piece bent in the insertion direction of the wiring device from the inner periphery of the frame portion of the mounting frame. Protrusions that restrict movement of the wiring device in the arrangement direction by abutment, and engaging claws that are engaged by elastic contact with the mounting frame and restrict movement of the wiring device in the removal direction It is characterized by that.

  In the wiring device of the present invention, it is possible to suppress a variation in the width of the gap between the wiring devices in the arrangement direction of the plurality of wiring devices due to the movement of the wiring devices, and attach the wiring device with a relatively simple configuration. There is an effect that it is possible to provide a wiring device that can be stably attached to the frame.

  In the mounting frame of the present invention, it is possible to suppress variation in the width of the gap between the wiring devices in the arrangement direction of the plurality of wiring devices due to the movement of the wiring devices, and to stabilize the wiring device with a relatively simple configuration. Thus, there is an effect that it is possible to provide a mounting frame that can be mounted.

BRIEF DESCRIPTION OF THE DRAWINGS The wiring apparatus of embodiment is shown, (a) is a top view, (b) is a side view, (c) is a front view, (d) is a partially broken perspective view. The wiring apparatus same as the above is shown, (a) is a perspective view, (b) is an AA cross-sectional explanatory view of (a), and (c) is an BB cross-sectional explanatory view of (a). The wiring apparatus same as the above is shown, and (a) and (b) are front views in which different numbers of wiring devices are attached to an attachment frame of the same shape. The wiring apparatus same as the above is shown, (a) is an explanatory plan view of relevant parts, and (b) is a sectional view of relevant parts. It is explanatory drawing which showed the other wiring apparatus same as the above and attached the different number of wiring apparatuses to the attachment frame of the same shape. It is a top view which shows the attachment frame of another wiring apparatus same as the above. It is an isometric view explanatory drawing of the attachment frame and decorative plate of a wiring apparatus same as the above. It is a top view which shows the attachment frame of another wiring apparatus same as the above. It is a top view which shows the attachment frame of another wiring apparatus same as the above. (A)-(d) is a top view of a wiring apparatus same as the above.

  Hereinafter, the wiring device 10 of this embodiment will be described with reference to FIGS. 1 to 4. In addition, in the figure, the same number is attached | subjected with respect to the same member, and the overlapping description is abbreviate | omitted.

  As shown in FIGS. 1A, 1B, and 1C, the mounting frame 2 in the wiring device 10 of the present embodiment has a rectangular plate shape, and the front (upper part of FIG. 1C). ) Includes a frame portion 2a in which a plurality of (herein, three or less) wiring devices 1 can be arranged and attached, and a rectangular attachment hole 2aa that can be attached to the central portion. Here, the mounting frame 2 of the wiring device 10 has a mounting hole 2aa that is substantially similar to the outer shape of the rectangular plate-like frame portion 2a in a rectangular shape in plan view, penetrating in the center. The mounting frame 2 includes a bent piece 3 bent in the insertion direction Y1 (see FIG. 1C) of the wiring device 1 from the inner peripheral edge side in the mounting hole 2aa of the frame portion 2a via the bent portion 3a. . Here, a plurality of (in this case, six) bent pieces 3 are provided at equal intervals on a pair of opposing side edges in the rectangular mounting hole 2aa. The bent piece 3 of the mounting frame 2 is connected between the adjacent bent pieces 3 and 3 on the tip end side opposite to the bent portion 3a side and parallel to the arrangement direction X of the wiring device 1 (see FIG. 1C). The connecting piece 4 is provided.

  For this reason, the mounting frame 2 includes a plurality of holes 3bb having the same shape and surrounded by the frame portion 2a, the adjacent bent pieces 3, 3 and the connecting piece 4 at equal intervals in the arrangement direction X (here, five pieces). ) Is provided. The hole 3bb of the mounting frame 2 is provided with a pair of extended portions 3b and 3b extending from the respective bent pieces 3 toward the adjacent bent pieces 3 and 3 (FIG. 1 (d)). See).

  Further, as shown in FIGS. 2A, 2B, and 2C, the wiring device 1 in the wiring device 10 of the present embodiment is partially accommodated on the rear side of the frame portion 2a of the mounting frame 2, for example. The switch 23 provided with the rectangular parallelepiped container 23a and the switch operation part 23b on the front side can be used. The container body 23a of the wiring device 1 houses therein a contact device (not shown) provided with a terminal portion (not shown) connected to a power line (not shown). A terminal hole (not shown) into which the power line is inserted is provided on the rear surface side of the body 23a.

  The wiring device 1 is provided with two pairs of convex portions 1b and 1b along the short side surface on each of the opposing short side surfaces of the rectangular parallelepiped container body 23a (see FIG. 1 (d)). In addition, the wiring device 1 is provided with mounting legs 1a that protrude in the insertion direction Y1 of the wiring device 1 from a substantially central portion on the respective short side surfaces of the rectangular parallelepiped container body 23a. Each mounting leg 1a is provided with an engaging claw 1aa projecting from the distal end in a direction opposite to the container body 23a (see FIGS. 1 (d) and 2 (c)).

  1 and 2, the wiring device 10 of the present embodiment is configured by inserting and attaching one wiring device 1 to the center of the mounting hole 2aa of the mounting frame 2. Here, the wiring device 1 regulates the movement of the wiring device 1 in the arrangement direction X by contacting the bent piece 3 bent in the insertion direction Y1 of the wiring device 1 from the inner periphery of the frame portion 2a of the mounting frame 2. And the engaging claw 1aa that is engaged by elastic contact with the mounting frame 2 and restricts the movement of the wiring device 1 in the removal direction Y2 (see FIG. 1C). . Here, the wiring device 1 makes the projection 1b of the wiring device 1 abut on the bent piece 3 constituting a part of the hole 3bb penetrating the mounting frame 2 to thereby arrange the wiring device 1 in the arrangement direction X. It has a function to restrict movement. Further, the wiring device 1 can restrict the movement of the wiring device 1 in the removal direction Y2 by the mounting leg 1a being elastically contacted with the connecting piece 4 of the mounting frame 2 and the engaging claw 1aa being engaged with the connecting piece 4. It has a function (see FIG. 2C).

  The mounting frame 2 of the wiring device 10 of the present embodiment has a function of restricting the movement of the wiring device 1 in the arrangement direction X of the plurality of wiring devices 1, and the wiring device 1 moves in the removal direction Y2 of the wiring device 1. The function of restricting the function is separated into the bent piece 3 and the connecting piece 4. Thereby, the mounting frame 2 of the wiring device 10 according to the present embodiment suppresses the occurrence of variations in the width of the gap between the wiring devices in the arrangement direction of the plurality of wiring devices due to the movement of the wiring devices. The wiring device 1 can be stably attached with a simple configuration.

  Hereinafter, each structure of the wiring apparatus 10 of this embodiment is explained in full detail.

  The mounting frame 2 has a mounting hole 2aa penetrating in the center. The rectangular mounting holes 2aa of the mounting frame 2 have a plurality of wiring devices 1 closely arranged so that a plurality (three or less in this case) of wiring devices 1 are inserted, arranged and mounted. It is formed slightly larger than the outer shape. Here, the mounting hole 2aa of the mounting frame 2 has a rectangular mounting shape so that the movement of the wiring device 1 as the rectangular switch 23 in the plan view in the short side surface direction (direction perpendicular to the arrangement direction X) can be restricted. The length of the hole 2aa in the short side direction is set to a length that can contact the short side surface side of the wiring device 1. In addition, what is necessary is just to make the attachment hole 2aa of the attachment frame 2 into a suitable magnitude | size according to the magnitude | size and number of the wiring apparatuses 1 to attach. Alternatively, the wiring device 1 may have an appropriate shape according to the size of the mounting hole 2aa of the mounting frame 2.

  The frame portion 2a of the mounting frame 2 has a plurality of (six here) bent at the bent portions 3a in the insertion direction Y1 of the wiring device 1 from the inner peripheral edge sides of the pair of longitudinal directions facing the mounting holes 2aa. The bent piece 3 protrudes. The bent piece 3 is provided with a connecting piece 4 connecting adjacent bent pieces 3 and 3. For this reason, the mounting frame 2 is provided with a plurality of the above-described hole portions 3bb surrounded by the frame portion 2a, the plurality of bent pieces 3 and the connecting pieces 4 in the same shape and at equal intervals. Here, the bent piece 3 of the mounting frame 2 has a function of restricting the movement of the wiring device 1 in the arrangement direction X. Further, the connecting piece 4 of the mounting frame 2 has a function of restricting the movement of the wiring device 1 in the removal direction Y2. Further, the connecting piece 4 of the mounting frame 2 can be provided with a function of restricting the movement of the wiring device 1 in the insertion direction Y <b> 1 by coming into contact with the convex portion 1 b of the wiring device 1.

  A plurality of holes 3bb having the same shape may be provided not only in the arrangement direction X but also in the insertion direction Y1. As a result, it is also possible to attach to the mounting frame 2 a type of wiring device 1 in which the length of the mounting leg 1a is varied according to the size of the container body 23a of the wiring device 1.

In addition, the mounting frame 2 used in the present embodiment has a plurality of bent pieces 3 extending toward the adjacent bent pieces 3, 3, and an extended portion that restricts the movement of the wiring device 1 in the insertion direction Y <b> 1. 3b is provided on the frame part 2a side of the connecting piece 4. Here, the bent piece 3 constitutes a step portion in which the extending portion 3 b protrudes from the connecting piece 4 in the insertion direction Y <b> 1 of the wiring device 1. That is, the bent piece 3 of the mounting frame 2 in the present embodiment is such that the bent piece 3 is wider on the connecting piece 4 side than the frame part 2a side in the insertion direction Y1 of the wiring device 1. The step portion is formed by forming a step shape in a portion parallel to the arrangement direction X of the wiring device 1 and a portion parallel to the insertion direction Y1 of the wiring device 1. The extension part 3b of the bending piece 3 is used for positioning with the convex part 1b of the wiring device 1 provided with the hollow part 1ba fitted to the stepped part when the wiring device 1 is inserted into the mounting frame 2. (See FIG. 1 (d)).

  That is, in the mounting frame 2, the pair of adjacent bent pieces 3, 3 of the mounting frame 2 abuts on each convex portion 1 b of the wiring device 1, so that the bent piece 3 of the mounting frame 2 is the convex portion 1 b of the wiring device 1. The movement of the wiring device 1 in the arrangement direction X can also be suppressed.

  Further, the extending portion 3b of the mounting frame 2 is configured not only with the above-described stepped portion but also with a shape in which the width of the adjacent bent piece 3 gradually increases along the insertion direction Y1 of the wiring device 1. be able to. In this case, the convex portion 1b of the wiring device 1 has a shape in which the width of the convex portion 1b becomes narrower in the insertion direction Y1, thereby being brought into contact with the extending portion 3b of the bent piece 3 and fitting with the bent piece 3. It becomes possible to do.

  The wiring device 10 of this embodiment inserts the wiring device 1 into the mounting hole 2aa so that each mounting leg 1a of the wiring device 1 enters between the adjacent bent pieces 3 and 3, respectively. The engaging claw 1aa of each mounting leg 1a of the wiring device 1 is bent by contacting the connecting piece 4 connected to the bent piece 3. Further, the convex portions 1 b and 1 b of the wiring device 1 are inserted between the adjacent bent pieces 3 and 3 and come into contact with the bent pieces 3 and 3. Here, when the engaging claw 1aa passes through the rear edge 4a of the connecting piece 4, the bending of the mounting leg 1a in the wiring device 1 is released, and the mounting leg 1a elastically contacts the connecting piece 4 side, and the engaging claw 1aa. Engages with the connecting piece 4.

  At the same time, between the adjacent bent pieces 3, 3, the convex portions 1 b, 1 b of the wiring device 1 are respectively inserted and come into contact with the connecting piece 4 of the mounting frame 2. In the wiring device 1, each convex portion 1b of the wiring device 1 includes a frame portion 2a, an inner side of a hole portion 3bb composed of adjacent bent pieces 3, 3 and a connecting piece 4, and an outer side of the hole portion 3bb. The frame is fixed to the mounting frame 2 in contact with the mounting frame 2 side.

The wiring device 10 defines the width of the bent piece 3 of the mounting frame 2 so that the convex portion 1b of the wiring device 1 has a width dimension in the arrangement direction X such that the convex portion 1b contacts the bent piece 3 of the mounting frame 2. ing. Similarly, the wiring device 10 is configured to bend the mounting frame 2 so that the engaging claw 1aa of the wiring device 1 has a length dimension in the insertion direction Y1 such that the engaging claw 1aa is caught on the rear edge 4a of the connecting piece 4 of the mounting frame 2. The length of the piece 3 and the width of the connecting piece 4 are defined. Therefore, in the wiring device 10 of the present embodiment, the rear edge portion 4a of the connecting piece 4 of the mounting frame 2 functions as a claw receiving portion that receives the engaging claw 1aa.

  The mounting frame 2 used in the present embodiment is configured such that the convex portion 1b of the wiring device 1 used in the present embodiment is brought into contact with the adjacent bent pieces 3 and 3 of the mounting frame 2 to thereby arrange the wiring device 1 in the arrangement direction X. It becomes possible to regulate the movement to. In addition, the mounting frame 2 used in the present embodiment is moved in the insertion direction Y1 of the wiring device 1 by the convex portion 1b of the wiring device 1 used in the present embodiment coming into contact with the connecting piece 4 of the mounting frame 2. Can be regulated. That is, the wiring device 1 is fixed to the mounting frame 2.

  By the way, in the wiring device 10 of this embodiment, as shown in FIGS. 1 and 2, one wiring device 1 is attached by being inserted into the mounting hole 2 aa of the mounting frame 2. Here, the wiring device 10 of the present embodiment is arranged so that a plurality of (here, three or less) wiring devices 1 can be arranged and attached along the longitudinal direction of the mounting hole 2aa in the mounting frame 2. A plurality of (here, 5) holes 3bb having the same shape are provided at predetermined equal intervals. Further, the wiring device 10 has a size in the arrangement direction X of the wiring device 1 as a predetermined unit dimension so that a plurality of types of wiring devices 1 can be arranged and attached to the mounting holes 2aa of the mounting frame 2. The external dimensions are determined based on the predetermined unit dimensions described above. For example, the size of the wiring device 1 in the arrangement direction X is set to a predetermined unit dimension or 1 of the unit size so that the wiring device 1 can be appropriately arranged on the mounting frame 2 according to the type and specification of the wiring device 1. .5x, 2x, 3x, etc.

  Therefore, as shown in FIG. 3, the wiring device 10 of the present embodiment includes three wiring devices 1 having the same shape as the wiring device 1 of FIGS. 1 and 2, and the same shape as the mounting frame 2 of FIGS. 1 and 2. Can be attached to the attachment frame 2 (see FIG. 3A). That is, in the wiring device 10 in FIG. 3A, one wiring device 1 having the same shape is added to each side of the wiring device 1 in FIG. 1, and three wiring devices 1 are attached to the mounting frame 2 in total. ing.

  Similarly, the wiring device 10 of the present embodiment attaches two wiring devices 1 having the same shape as the wiring device 1 of FIGS. 1 and 2 to the mounting frame 2 having the same shape as the mounting frame 2 of FIGS. 1 and 2. (See FIG. 3 (b)). In the wiring device 10 of FIG. 3B, instead of the wiring device 1 of FIG. 1, the same in the direction away from the center portion of the mounting hole 2aa of the mounting frame 2 in the arrangement direction X by 0.5 times the predetermined unit dimension. The wiring appliances 1 having a shape are arranged, and a total of two wiring appliances 1 are attached to the mounting frame 2.

  That is, the mounting frame 2 used in the present embodiment regulates the movement of the wiring device 1 in the arrangement direction X by bringing the plurality of convex portions 1b of the wiring device 1 into contact with the two adjacent bending pieces 3, 3. doing. Therefore, the attachment frame 2 can be attached by shifting the wiring device 1 in the mounting hole 2aa of the mounting frame 2 in the arrangement direction X of the wiring device 1 depending on the interval at which the bent pieces 3 are provided.

  The frame portion 2a of the mounting frame 2 used in the present embodiment is embedded in a construction surface (not shown) and is a rectangular parallelepiped box with a hollow interior that can accommodate a part of the body 23a of the wiring device 1. It is fixed to the barrel storage part 9 (see FIGS. 4A and 4B). Therefore, the frame portion 2a of the attachment frame 2 includes an insertion hole 5a through which the male screw 11 screwed to the female screw 9aa of the flange 9a attached to the inner surface 9c of the storage portion 9 is inserted. The insertion holes 5a of the attachment frame 2 are respectively provided at positions facing each other through the attachment holes 2aa of the frame portion 2a in plan view, and are penetrated in the thickness direction of the frame portion 2a.

  Further, the frame portion 2a of the mounting frame 2 has ribs 5 that come into contact with the head 11a of the male screw 11 on the outer peripheral side of the frame portion 2a in the peripheral portion of the insertion hole 5a (see FIG. 4B). reference). The rib 5 only needs to contact the rib 5 formed on the front side of the frame portion 2a when the head 11a of the male screw 11 is fastened to the female screw 9aa of the male screw 11. Thereby, the attachment frame 2 is restrained from being deformed so that a part of the frame portion 2a sinks to the attachment hole 2aa side in which the wiring device 1 is accommodated due to overload when the male screw 11 is tightened. It becomes possible to do.

  Note that the mounting frame 2 of the wiring device 10 of the present embodiment is formed larger than the edge portion 9b of the storage portion 9 that is open on the front side. In the mounting frame 2, by fixing the mounting frame 2 to the storage portion 9, the edge portion 9 b (see the broken line in FIG. 4A) of the storage portion 9 that contacts the mounting frame 2 has a rectangular ring shape. . In the wiring device 10 according to the present embodiment, the rectangular ring-shaped edge 9b has a rectangular shape. Here, the mounting frame 2 used in the present embodiment is also provided with a rib 6 formed in a ring shape having a rectangular shape in plan view over the entire outer periphery of the frame portion 2a. In the wiring device 10 of the present embodiment, the ring-shaped rib 6 having a rectangular shape in plan view has a rectangular shape. The ring-shaped rib 6 having a rectangular shape in plan view provided on the frame portion 2a is formed so that the longitudinal direction of the rib 6 is orthogonal to the short direction of the edge portion 9b (see FIG. 4A). Therefore, the rib 6 provided over the entire circumference of the frame portion 2a functions as a reinforcing portion that suppresses deformation of the frame portion 2a in the direction perpendicular to the front surface of the frame portion 2a.

  That is, since the rib 6 is continuously bridged between the inner side and the outer side of the storage portion 9 with the edge portion 9b interposed therebetween in plan view, the strength of the frame portion 2a that contacts the edge portion 9b of the storage portion 9 is increased. Can be improved. Therefore, the rib 6 provided on the front side of the frame portion 2a of the mounting frame 2 can suppress the frame portion 2a from being deformed by an external force. Further, the mounting frame 2 is provided with an insertion hole 5a inside the frame portion 2a rather than the rib 6 for improving the strength of the frame portion 2a, so that the frame portion 2a can be accommodated due to overload when the male screw 11 is tightened. It is possible to suppress the depression inside the portion 9. The rib 5 and the rib 6 of the mounting frame 2 used in the present embodiment are formed by projecting the metal mounting frame 2 to the front side of the frame portion 2a by pressing, but the frame portion 2a. Alternatively, the rib 5 or the rib 6 can be configured by fixing a separately formed reinforcing material to the frame portion 2a.

  In addition, the mounting frame 2 used in the present embodiment has a plurality of rectangular (four in this case) holding holes 7a penetrating the frame portion 2a outside the corners of the mounting holes 2aa of the mounting frame 2. doing. The holding hole 7a provided in the mounting frame 2 can hold a resin-molded rectangular tubular protective sleeve 7 (see FIG. 2). The protective sleeve 7 has a function of holding a holding claw portion 21b of the decorative plate 21 described later.

In addition, the mounting frame 2 used in the present embodiment is provided with a set of three through holes 8a, 8b, 8b extending in a diagonal direction of the rectangular flat frame portion 2a. Mount hole 8a in the middle in each set is a rectangular in plan view, greater than the pair of mount hole 8b provided to face in the lateral direction of the frame portion 2a sandwiched mount hole 8a doing. The through hole 8a of the mounting frame 2 constantly displays, for example, the position of the wiring device 10 on the construction surface, so that a display unit of a display device such as a light emitting diode (not shown) can be exposed. The pair of through holes 8b, 8b of the mounting frame 2 can function as a fixing portion of a holding leg (not shown) for holding the display device on the mounting frame 2.

  In order to manufacture such a mounting frame 2, punching is performed by forming a mounting hole 2aa, a hole 3bb, a holding hole 7a, and through holes 8a and 8b in a metal flat plate (for example, stainless steel) by punching a mold. A processing step may be provided. Moreover, the attachment frame 2 should just provide the rib formation process which forms the rib 5 and the rib 6 of the attachment frame 2 by pressing. Furthermore, the attachment frame 2 may be provided with a bending step in which the bent portion 3a of the attachment frame 2 is bent by pressing to form the bent piece 3. The mounting frame 2 can be manufactured with high productivity by a relatively simple manufacturing method in which the punching process, the rib forming process, and the bending process are performed in order. In addition, depending on the structure of the mold for manufacturing the mounting frame 2, the mounting frame 2 can be performed not only separately by the punching process, the rib forming process, and the bending process, but also at the same time.

  The wiring device 10 according to the present embodiment uses not only the mounting frame 2 that can arrange up to three switches 23 as the wiring device 1 having a predetermined unit size shown in FIGS. It is good also as a structure of the attachment frame 2 which can arrange the wiring appliance 1 suitably. Therefore, the wiring device 10 of the present embodiment may have a configuration of the mounting frame 2 in which, for example, as shown in FIG. 5, a maximum of two switches 23 having a predetermined unit size can be arranged (FIG. 5 ( a) and FIG. 5 (c)). In the mounting frame 2 shown in FIG. 5, one switch 23 having a predetermined unit size can be installed at the center of the mounting hole 2aa of the mounting frame 2 (see FIG. 5B and FIG. 5D). .

  Further, as shown in FIG. 6, the mounting frame 2 used in the wiring device 10 of the present embodiment has a configuration of the mounting frame 2 in which up to nine switches 23 having a predetermined unit size can be arranged, for example. It can also be. Here, in the attachment frame 2 shown in FIG. 6, each insertion hole 5a is provided in a part of rib 6 provided over the perimeter of the outer side of the attachment hole 2aa of the frame part 2a. The ribs 6 of the mounting frame 2 in FIG. 6 are the ribs described above that improve the strength of the frame portion 2a by abutting against the head 11a of the male screw 11 at the outer peripheral side of the frame portion 2a in the peripheral portion of each insertion hole 5a. 5 is also used. Thereby, the rib 6 of the mounting frame 2 shown in FIG. 6 combines a strength improving function for improving the strength of the frame portion 2a of the mounting frame 2 with a load distribution function for distributing the load generated when the male screw 11 is tightened. Can have.

  Therefore, the rib 5 for screwing provided on the mounting frame 2 used in the present embodiment and the rib 6 for improving the strength of the frame portion 2a are not necessarily formed separately, and the rib 5 and the rib 6 are not necessarily formed separately. It is possible to improve the necessary resistance against overload while reducing the number of formation locations for forming.

The mounting frame 2 shown in FIG. 6 has a plurality of (in this case, four) holding holes 7a penetrating the frame portion 2a on the outside of the corners of the mounting holes 2aa of the mounting frame 2. . Each holding hole 7 a provided in the mounting frame 2 holds the protective sleeve 7 and engages each holding claw portion 21 b of the decorative plate 21 covering the front side of the mounting frame 2 with the protective sleeve 7. The decorative plate 21 can be fixed to (see FIG. 7). The decorative plate 21 includes a window portion 21bc that exposes the wiring device 1 on the front side. The decorative plate 21 is formed to be slightly larger than the size of the outer shape of the frame portion 2a of the mounting frame 2 to which the wiring device 1 is attached, and is attached so as to cover the front side of the frame portion 2a of the mounting frame 2.

  A plurality (four in this case) of holding claw portions 21 b of the decorative plate 21 can be provided so as to protrude toward the mounting frame 2 of the decorative plate 21. Similarly, the decorative plate 21 has a pair of attachment slits 21bb penetrating through both sides of the rectangular decorative plate 21 through the window portion 21bc. The two rectangular plate-shaped decorative covers 21 a that cover the front sides of both sides through the window portion 21 bc of the decorative plate 21 are engaged by engaging the catching claws 21 aa of the decorative cover 21 a with the mounting slits 21 bb of the decorative plate 21. It can be fixed to the plate 21 side.

  Further, the mounting frame 2 used in the wiring device 10 of the present embodiment is provided with, for example, two mounting holes 2aa shown in FIG. 6 in which up to nine switches 23 having a predetermined unit size can be arranged. It is good also as a structure of the attachment frame 2 shown in FIG. Similarly, the mounting frame 2 used in the wiring device 10 according to the present embodiment is provided with three mounting holes 2aa in which up to nine switches 23 having a predetermined unit size shown in FIG. 6 can be arranged. It is good also as a structure of the attachment frame 2 shown in FIG.

  Such a wiring device 10 is not limited to the switch 23 (see FIG. 10 (a)) formed in unit dimensions, for example, as the wiring device 1, but also a TV outlet 24 (see FIG. b)). Further, the wiring device 1 can be an outlet 22 (see FIG. 10 (a)) or a regulator 25 (see FIG. 10 (c)) formed with a size twice as large as a predetermined unit size.

  In addition, the outlet 22 used as a multi-socket for a power supply or the like has a plug insertion hole 22b into which a plug armature (not shown) is inserted on the front side of the wiring device 1. The switch 23 is provided with a switch operation unit 23 b on the front side of the wiring device 1. Similarly, the TV outlet 24 has a pin insertion hole 24 b into which a pin (not shown) of a TV plug is inserted on the front side of the wiring device 1. Further, the regulator 25 is provided with an adjustment knob 25 b on the front side of the wiring device 1. In the wiring device 10 of the present embodiment, the wiring device 1 is not limited to the outlet 22, the switch 23, the TV outlet 24, the regulator 25 such as a ceiling fan or a lighting device illustrated in FIGS. Various types of wiring devices 1 such as modular outlets and optical cord connectors can be used as appropriate.

  In the mounting frame 2 in the wiring device 10 of the present embodiment, a plurality of hole portions 3bb surrounded by the frame portion 2a, the plurality of bent pieces 3, and the connecting pieces 4 have the same shape and are provided at equal intervals. For this reason, the mounting frame 2 of the present embodiment can not only mount one to three switches 23, which are wiring devices 1 having a predetermined unit size, in the mounting holes 2aa of the mounting frame 2 (FIG. 1). 3), a switch 23 that is a wiring device 1 having a predetermined unit size, and a single outlet 22 that is a wiring device 1 that is twice the predetermined unit size. Can be attached to the attachment hole 2aa (see FIG. 10A).

  Note that the mounting frame 2 used in the present embodiment can be mounted on the construction surface side with the short direction of the mounting frame 2 as the vertical direction, or can be mounted on the construction surface side with the longitudinal direction of the mounting frame 2 as the vertical direction. You can also.

  The wiring device 10 using the wiring device 1 and the mounting frame 2 used in this embodiment formed as described above has a function of restricting the movement of the wiring device 1 in the arrangement direction X of the plurality of wiring devices 1. The function of restricting the movement of the wiring device 1 in the removal direction Y2 of the wiring device 1 is separated into the bent piece 3 and the connecting piece 4 in the mounting frame 2, respectively. As a result, the wiring device 10 suppresses variations in the width of the gap between the wiring devices in the arrangement direction of the plurality of wiring devices due to the movement of the wiring device, and the wiring device 1 has a relatively simple configuration. Can be stably attached to the attachment frame 2.

X Arrangement direction Y1 Insertion direction Y2 Extraction direction 1 Wiring device 1aa Engaging claw 1b Protruding part 2 Mounting frame 2a Frame part 2aa Mounting hole 3 Bending piece 3bb Hole part 4 Connecting piece 5 Rib 9aa Female screw 10 Wiring device 11 Male screw 11a Head

Claims (6)

A mounting frame that can be mounted by arranging a plurality of wiring devices in the mounting hole, and is bent in the insertion direction of the wiring device from the inner peripheral edge of the frame portion of the mounting frame and moves in the arrangement direction of the wiring device. A plurality of bending pieces for regulating, and connecting pieces for connecting the adjacent bending pieces and regulating movement of the wiring device in the removal direction;
The plurality of bent pieces have extended portions that extend toward the adjacent bent pieces and restrict movement in the insertion direction of the wiring device,
The bent piece, in the insertion direction of the wiring device, the mounting frame the extended portion is you characterized that you configure a stepped portion projecting to the connecting piece. A mounting frame that can be mounted by arranging a plurality of wiring devices in the mounting hole, and is bent in the insertion direction of the wiring device from the inner peripheral edge of the frame portion of the mounting frame and moves in the arrangement direction of the wiring device. A plurality of bending pieces for regulating, and connecting pieces for connecting the adjacent bending pieces and regulating movement of the wiring device in the removal direction ;
The frame portion includes an insertion hole for inserting a male screw to be screwed into a female screw on a storage portion side for storing a part of the wiring device, and the male screw on an outer peripheral side of the frame portion at a peripheral portion of the insertion hole. And a rib to be in contact with the head of the
The mounting frame is characterized in that the rib is provided over the entire circumference of the frame portion .   The mounting frame according to claim 2, wherein the plurality of bent pieces have extended portions that extend toward the adjacent bent pieces and restrict movement of the wiring device in an insertion direction.   The mounting frame according to claim 3, wherein the bent piece constitutes a stepped portion in which the extending portion protrudes from the connecting piece in the insertion direction of the wiring device.   3. A plurality of hole portions surrounded by the frame portion, the adjacent bent pieces and the connecting pieces are provided in the same shape at equal intervals in the arrangement direction. 5. The mounting frame according to any one of 4 above. A mounting frame according to any one of claims 1 to 5 and a wiring device, wherein the wiring device is bent in an insertion direction of the wiring device from an inner periphery of the frame portion of the mounting frame. A protrusion that restricts movement of the wiring device in the arrangement direction by contacting the bent piece, and a member that is engaged by elastic contact with the mounting frame and restricts movement of the wiring device in the removal direction. A wiring device comprising a fingernail.

Images