JPS5915398B2 - Wiring device with dimmer - Google Patents

Description

Detailed Description of the Invention 10 [Technical Field of the Invention] The present invention relates to a wiring device equipped with a heat generating component and a wiring device.
), relates to a mounting frame that enhances the heat dissipation effect of heat-generating components of a dimmer that is attached to, for example, an embedded box or electrical equipment.

15 [Technical background of the invention and its problems] Conventionally, for example, the mounting frame of a wiring device for mounting a dimmer was
In order to enhance the heat dissipation effect against the heat generated by the light control semiconductor of the dimmer, which is a heat generating component, it is molded from aluminum. However, it has been impossible to attach wiring devices such as switches to this mounting frame by caulking means.

Namely. The caulking part includes a pair of locking pieces protruding from the periphery of the hole into which the wiring device fits, and a width wider than the locking piece at the rear adjacent to at least one of the locking pieces. The device has a prying operation section consisting of a wide operation hole for caulking operation and a pair of support legs extending in both directions at the rear of the locking piece formed by the operation hole. 0, and by prying the operating tool inserted into the operating hole, the support leg is deformed and the locking piece is deformed forward along the plate surface, thereby separating this locking piece and the other locking piece. This is to lock the wiring equipment between the Therefore, if the mounting frame is made of aluminum. 35 Because the material is brittle, the supporting legs are easily broken when caulking, and the strength is also weak, so it has been difficult to attach wiring devices to this aluminum mounting frame by caulking means.

In addition, as in Japanese Utility Model Publication No. 50-18456, it is known that a heat-generating component is attached to the chassis via an aluminum plate, but like the above-mentioned conventional method, the heat-generating component and the wiring device can be connected simultaneously and reliably. It was difficult to meet the demand for mounting the heat-generating component and the wiring equipment together on a wall surface via this mounting frame.

[Purpose of the invention]

The present invention has been made in view of the above-mentioned drawbacks, and allows the heat-generating component and the wiring device to be mounted together on a wall surface using a common mounting frame.6. To provide a wiring device in which a wiring device such as a switch can be reliably attached by caulking means.

[Summary of the invention]

The present invention is characterized by heat-generating components and... Wiring equipment and the above heat generating parts
and a mounting frame having mounting holes for mounting on a wall surface at both ends.6 The mounting frame has a first mounting plate made of aluminum on which the heat generating component is mounted, and a mounting frame having mounting holes for mounting on a wall surface at both ends. A second iron mounting plate on which the above-mentioned wiring equipment is attached, and six of these first and second mounting plates.
The second mounting plate has a mounting hole into which the above-mentioned wiring device fits, and a second mounting plate that protrudes opposite the periphery of the mounting hole. a pair of locking pieces; an operation hole for caulking operation that is wider than the locking piece formed at the rear adjacent to at least one of the locking pieces; and the operation hole. , from a pair of support legs extending in both directions at the rear of the locking piece, the support legs are deformed by a prying operation of an operating tool inserted through the operation hole, and the locking piece is moved to the plate surface. and a pry 9 operation part which is displaced along and forward to lock the wiring device between this locking piece and the other locking piece, and the heat generating component 6 and the wiring device are common to each other. It can be mounted on the wall together with the frame body, and the first mounting plate dissipates the heat of the heat generating components, and the second mounting plate securely and strengthens the wiring equipment by caulking means. It is designed so that it can be installed by holding it.

[Embodiments of the invention]

Next, the structure of an embodiment of the present invention will be explained with reference to the drawings.

1 is a mounting frame, and a heat generating component 43 which will be described later. Wiring equipment 60
It has mounting holes 19 and 31 at both ends for wall mounting.

The mounting frame 1 includes a first mounting plate 2 made of aluminum on which the heat generating component 43 is mounted, a second mounting plate 23 made of iron on which the wiring device 60 is mounted, and these first and second mounting plates are integrated. It is constituted by a fixing device 29 such as a screw fixed to the. The second mounting plate 23 also has a mounting hole 24 into which the wiring device 60 is fitted. A pair of locking pieces 24b, 24b<5. An operation hole 24a for caulking operation which is wider than this locking piece 24b is formed at the rear adjacent to at least one of the locking pieces 24b, and an operation hole 24a is formed by this operation hole 24a. to}
It has a pry section 24a consisting of a pair of support legs 24c, 24c extending in both directions. And operation hole 2
The support legs 24c, 24c are deformed by a pry operation of an operating tool (not shown) inserted through the support legs 4a. The wiring device 3 is locked between the pair of locking pieces 24b by displacing the locking piece 24b adjacent to the locking piece 24b forward along the plate surface. Next, embodiments of the present invention will be described in more detail. The first mounting plate 2 is formed with a mounting piece 4 that is elongated and cut and bent toward the back side. 5,5 are formed. Each of these makeup hanging holes 5,
51C has an insertion portion 6 and an arc-shaped hook portion 7 continuous with the insertion portion 6. Further, an auxiliary heat radiating portion 8 bent toward the back side is integrally formed on one side edge of the first mounting plate 2. Also. The first mounting plate 2 is provided with a mounting part 2a for integrally mounting the second mounting plate 23 via a stepped part 9 projecting forward, and this mounting part 2a has a mounting hole 1.
0 is formed, and a notch 11 is formed in the center of the edge of this mounting hole 10. Further, a mounting piece 12 is formed at the end of the mounting portion 2a. This mounting piece portion 12 is formed with a stepped portion 13 that protrudes from the mounting portion 2a to the back side,
The edge of the notch 11 is located at this step 13. Further, screw insertion holes 15 are formed at both end edges of the mounting hole 10 of the mounting portion 2a.

Additionally, a mounting piece 16 is also provided at the other end of the first mounting plate 2.
are formed, and the mounting pieces 12 at both ends of the first mounting plate 2,
A decorative board mounting portion 17 is formed at 16 and projects forward. These decorative mounting parts 17, 17 have screw holes 18, 18, respectively.
is formed. Further, the first mounting plate 2 is formed with one mounting hole 19 for mounting the mounting frame 1 on the wall and a mounting screw hole 21 for the dimmer case 20. A screw hole 22 is formed in the mounting portion 2 a of the second mounting plate 23 . Further, the first mounting plate 2
The stepped portions 9 and 13 are formed to have a height corresponding to the thickness of the second mounting plate 23 made of iron.

In this second mounting plate 23, screw holes 26 corresponding to the screw insertion holes 15 of the first mounting plate 2 are formed at both end edges of the mounting hole 24. Also, this second mounting plate 23 has a first
A screw insertion hole 27 corresponding to the screw hole 22 of the mounting plate 2 is formed. Furthermore, protrusions 28, 28 are formed on the edges of the second mounting plate 23 to engage with the edges of the notch 11 of the first mounting plate 2. Then, the second mounting plate 23 is fitted between the step portions 9 and 13 of the first mounting plate 2, and
The mounting plate 23 is brought into contact with the back surface of the mounting portion 2a, and the mounting screws inserted through the screw insertion holes 15, that is, the fixing tools 29 are screwed together to fix the second mounting plate 23 to the first mounting plate 2. The whole constitutes one mounting frame 1. At this time, the other mounting hole 31 for wall mounting is formed in the gap 30 between the notch 11 and the protrusions 28, 28. Also this second
A locking edge 32 is formed on one side of the mounting plate 23 by bending it toward the back side. Next, ``34'' is a decorative plate of the dimmer main body 35 molded from synthetic resin, and this decorative plate 34 includes the insertion portions of the latching holes 5, 5 of the first mounting plate 2 in the mounting frame 1. Approximately L-shaped locking pieces 36, 36 are protrudingly provided, which are inserted from 6 and are locked to the locking portion 7 by rotation.

A locking protrusion 37 protrudes from the inner surface of the decorative board 34, and the locking pieces 36, 36 of the decorative board 34 are connected to the locking holes 5, 5 of the first mounting plate 2 on the locking projection 37. When the dimmer case 20 is attached to the parts 7, 7, the tips of the screws 39 for attaching the dimmer case 20 engage with the screw holes 22 of the first mounting plate 2, and the decorative plate 34
Rotation in the return direction is prevented. A knob insertion hole 40 is formed in the center of the decorative board 34. A cylindrical knob 41 is rotatably inserted into the knob insertion hole 40, and an annular edge 42 formed on the outer periphery of the inner end of the knob 41 is locked to the periphery of the knob insertion hole 40.
1 is prevented from falling out. Next, the dimmer main body 35 will be explained. The above-mentioned heat generating component 43 is attached to the mounting piece 4 of the first mounting plate 2, and is used for dimming control such as a phase control triax of the dimmer. It is a semiconductor. This heat generating component 43 is brought into contact with an insulating plate 44, and the mounting piece 4
A nut 48 is clamped between an insulating plate 46 and the insulating plate 44 into an insertion hole 45 formed in the mounting screw 47,
The insulating plates 44, 44 and the heat generating component 43 are fixed to the mounting piece 4. Reference numeral 49 denotes an insulating substrate, through which the operating shaft 52 of the volume switch 51 is inserted, and by screwing and tightening a nut 54 to the bearing portion 53 of the operating shaft 52, the volume switch 51 is fixed to the insulating substrate 49. do.

The control shaft 52 of this volume switch 51 has the knob 4.
1 are now combined. Further, a printed wiring board 70 is attached and connected to the volume switch 51.
This printed wiring board 70 includes main circuit components 71 of the dimmer.
are attached and connected, and self-locking terminals 55, 55 are also attached and connected to this printed wiring board 70. Further, mounting screw insertion holes 56, 56 are formed in the dimmer case 20, and electric wire connecting portions 58, 58 are formed inside, through which self-locking terminals 55, 55 and locking pieces 57, 57 are inserted. has been done.

Further, a release element 59 is interposed between the lock pieces 57, 57. Further, a wiring device 60 such as a switch, which is another electrical component, is attached to the second mounting plate 23 by fitting it into the mounting hole 24 and caulking the caulking portion 24b through the caulking hole 24a.6 Operation of this wiring device 60 The portion 61 protrudes from the mounting hole 10 of the first mounting plate 2.

Reference numeral 62 designates a decorative plate 6. The decorative plate 62 has an opening 63 through which the decorative plate 34 and the operating section 61 of the wiring device 60 project.

Further, screw insertion holes 65 are formed at both ends of the decorative plate 62. Next, a method of assembling this embodiment will be explained.

A semiconductor 43 is attached to the attachment piece portion 4 of the first attachment plate 2 via an insulating plate 44 6, and a wiring device 60 is attached to the second attachment plate 23.
Attach by caulking as described above. That is,
As described above, the support legs 24c, 2 are opened by the pry operation of the operating tool inserted into the operation hole 24a of the pry operation section 24d.
4c is deformed, thereby displacing the adjacent locking piece 24b along the plate surface and forward, and this locking piece 24b
The wiring device 60 is locked between the locking piece 24b and the other locking piece 24b. In this case, since the second mounting plate is made of iron, the supporting leg 2
4c does not break easily and can be used repeatedly,
Moreover, it can be attached with sufficient strength. Then, the wiring device 60 is made to protrude beyond the mounting hole 10, and the second mounting plate 23 is fitted between the stepped portions 9 and 13 of the other electrical component mounting portion 3 of the first mounting plate 2, and the first mounting Attach to the back of board 2. The wiring fixture 60 fixed to the second mounting plate 23 by the step portions 9 and 13 is flush with the mounting surface of the dimmer main body 35 of the first mounting plate 2. Next, the printed wiring board 7 is attached to the dimmer case 20.
Insert 6 self-locking terminals 55, 55 and self-locking piece 57
, 57 are inserted into the wire connecting portions 28, 28 with a release element 59 interposed therebetween.

Next, the through hole 50 of the insulating board 49 is connected to the operation piece 52 of the volume switch 51 connected to the printed wiring board 70.
, and screw the nut 54 onto the bearing part 53 to fix it.
A knob 41 is attached to this operating shaft 52. Also, the decorative plate 34 is attached to the first mounting plate 2, and the locking pieces 36, 36 are attached to the locking holes 5, 5.
Insert and lock. Next, screw the screws 39, 39 inserted into the dimmer case 20 through the screw insertion holes 56, 56 into the mounting frame 1.
It is screwed into the screw holes 21 and 22 and fixed. Pick 41 first
The semiconductor 43 protruding from the mounting hole 64 formed in the mounting plate 2 and attached to the mounting piece 4 is inserted into the dimmer case 20, and the decorative board 34 is inserted with the screw 39 screwed into the screw hole 22.
The locking protrusions 37 abut against each other and are prevented from rotating.

Next, the mounting frame 1 is attached to a wall or electrical equipment using screws inserted through the mounting holes 19 and 31, and the decorative plate 62 is fixed to the mounting frame 1 using screws 66 screwed into the screw holes 18.

Note that the auxiliary heat radiation section 8 of the mounting frame 1 is exposed to the outside of the dimmer case 20. In the above embodiment, an example in which a switch is used as the wiring device 60 has been described, but the present invention can be applied to any appropriate wiring device, and this wiring device does not have to be related to a dimmer. [Effects of the Invention] As detailed above, the present invention includes 6 heat generating components, a wiring device, and 6 a mounting frame to which the above heat generating components and wiring devices are mounted and having mounting holes at both ends for wall mounting. The mounting frame includes a first mounting plate made of aluminum on which the heat generating component is mounted, a second mounting plate made of iron on which the wiring device is mounted,
These L-th second mounting plates are integrally fixed with a fixing tool, and the second mounting plate has a mounting hole into which the above-mentioned wiring device is fitted. A pair of locking pieces protruding from the periphery of the mounting hole and a locking piece 6 formed at the rear adjacent to at least one of the locking pieces and having a width wider than the locking piece for caulking operation. It is formed by the operation hole and this operation hole. It consists of a pair of support legs extending in both directions at the rear of the locking piece, and the support legs are deformed by a pry 9 operation of an operating tool inserted into the operation hole, and the locking piece is attached to the plate surface. Since it has a pry operating tool that is moved along and forward to lock the wiring device between this locking piece and the other locking piece, it is possible to prevent the heat-generating component from dying and the component from collapsing. Separate wiring devices can be mounted together on the wall via a common mounting frame.The first mounting plate forming the mounting frame ensures heat dissipation of the heat-generating components, and the mounting frame With the second mounting plate, the wiring device can be mounted securely and with strength by the caulking means without causing breakage of the caulking portion, and furthermore, the caulking portion can be used repeatedly. It is.

[Brief explanation of the drawing]

Fig. 1 is a front view of a wiring device showing an embodiment of the present invention. Fig. 2 is a partially cutaway side view of the same. Fig. 3 is an exploded perspective view of the same. Fig. 4 is a perspective view of the mounting frame. be. 1... Mounting frame 643... Heat generating parts. 60... Wiring equipment, 2... First mounting plate. 23...Second mounting frame. 29...Fixing tool 624...Mounting hole. 24d...
Caulking operation part 624b...locking piece, 24a...operation hole, 24c...support leg part.

Claims (1)

[Scope of Claims] 1. A heat-generating component; a wiring device; and a mounting frame to which the heat-generating component and the wiring device are mounted and having mounting holes for wall mounting at both ends; A first mounting plate made of aluminum with parts mounted on it, and a second mounting plate made of iron with the above-mentioned wiring equipment mounted on it.
The second mounting plate has a mounting hole into which the wiring device is fitted, and a fixing device that fixes the first and second mounting plates together. A pair of locking pieces protruding from the periphery of the mounting hole, and an operation for caulking that is wider than the locking piece formed at the rear adjacent to at least one of the locking pieces. A hole and a pair of supporting legs extending in both directions at the rear of the locking piece formed by the operating hole, and the supporting legs are deformed by a prying operation of an operating tool inserted into the operating hole. and a pry operation section configured to deform the locking piece forward along the plate surface to lock the wiring device between the locking piece and the other locking piece. A wiring device characterized by: