JPH05300623A - Wiring accessory - Google Patents

Abstract

PURPOSE:To easily change the color or shape of a wiring accessory by providing an outer periphery covering edge over the entire outer periphery of a cosmetic frame and covering the outer periphery of a plate frame with the outer periphery covering edge. CONSTITUTION:An outer periphery covering edge 31 is provided over the entire outer periphery of a cosmetic frame 28 and, at the same time, the front end of the edge 31 is brought into contact with a mounting surface so that the edge 31 can cover the outer periphery of a plate frame 1. As a result, the cosmetic frame 28 can cover the outer periphery of the plate frame 1 and the plate frame 1 can not be seen from the outside. Therefore, the color or shape of this wiring accessory can be easily changed by only exchanging the cosmetic frame 28 and a handle 22.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a round-shaped wiring device for mounting a device such as a switch on a construction surface.

[0002]

2. Description of the Related Art Recently, a round wiring device has been proposed because it is easy to make a hole by making a hole to be bored on a construction surface from a square shape to a round shape. In this type of round wiring device, a round plate frame having an opening at substantially the center and fixed to the construction surface, and a middle frame detachably attached to the opening of the plate frame, It consists of a switch that is detachably attached to the middle frame, a handle for operating the switch that is detachably attached to the upper surface of the switch, and a decorative frame that is attached to the plate frame with the handle positioned inside. It was To attach the decorative frame 28 to the plate frame 1, the decorative frame 2 is attached to the front surface of the plate frame 1 as shown in FIG.
8 was arranged, and the outer peripheral edge of the decorative frame 28 was fitted to the step portion 55 on the outer periphery of the plate frame 1.

[0003]

However, in such a conventional example, since the decorative frame 28 is attached to the plate frame 1 as shown in FIG. 12, the plate frame 1 is exposed on the outer periphery and the color is changed. In that case, there is a problem that the plate frame 1 must be changed in addition to the decorative frame 28 and the handle, and also when the external shape is changed to a rectangular shape or the height is increased, the shape other than the decorative frame 28 and the handle can be changed. There is a problem that the plate frame 1 also has to be changed.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a wiring device that can easily cope with color changes and shape changes.

[0005]

In order to achieve the above object, the wiring device of the present invention has a plate frame 1 having an opening 2 at substantially the center and fixed to a construction surface, and detachable from the opening 2 of the plate frame 1. An inner frame 9 that is freely attached, a switch 14 that is detachably attached to the inner frame 9, a handle 22 for operating the switch that is detachably attached to the upper surface of the switch 14, and a handle 22 located inside. In the wiring device provided with the decorative frame 28 that is attached to the plate frame 1, the outer peripheral edge 31 is provided around the outer periphery of the decorative frame 28 and the outer peripheral edge 31 of the plate frame 1 It is characterized in that the outer periphery is covered and the tip of the outer periphery covering edge 31 is brought into contact with the construction surface.

[0006]

According to the above construction, the plate frame 1 is made up of the decorative frame 28.
The outer periphery of the plate frame 1 can also be covered, and the plate frame 1 can be made invisible. In this way, when changing the color or changing the shape, it can be dealt with by simply exchanging the decorative frame 28 and the handle 22.

[0007]

FIG. 3 is an exploded perspective view showing the whole embodiment of the present invention. The plate frame 1 arranged on the front surface of the construction surface is formed in a round shape as shown in FIG. 4, and an opening 2 is formed at the substantially center thereof. Legs 3 having a U-shaped cross section are integrally projected on both sides of the back surface of the plate frame 1, and the legs 3 are inserted into circular holes formed on the construction surface.

A screw 5 having a screw 4 made of synthetic resin attached to the base thereof is inserted into the through hole 6 of the plate frame 1 and the leg 3, and the tip of the screw 5 is attached to the sandwich metal fitting 7 arranged at the lower end of the leg 3. It is screwed. And by tightening the screw 5,
The plate frame 1 is attached to the building material by sandwiching the building material with the periphery of the back surface of the plate frame 1 and the sandwiching metal member 7 which is rotated so as to project outward. Further, on both sides of the plate frame 1, screw holes 8 for directly screwing the building frame are drilled.

As shown in FIG. 5, locking claws 10 are provided at the four corners of the middle frame 9 which is detachably mounted in the opening 2 of the plate frame 1.
Are integrally formed with each other, a locking recess 11 is formed inside the opening 2 of the plate frame 1, the middle frame 9 is arranged in the opening 2 of the plate frame 1, and the locking claw 10 is engaged. The middle frame 9 is detachably attached to the plate frame 1 by being inserted and locked in the recess 11.

A switch 14 is disposed in the middle frame 4, and a pair of locking protrusions 15 projecting from both sides of the switch 14 are inserted and locked in the locking holes 13 of the middle frame 4. The switch 14 is detachably attached to the middle frame 9. The middle frame 9 has a size such that two switches 14 can be mounted, but in the present embodiment, one switch 14 is mounted. In this case, the locking projections 15 of the switch 14 are locked in the two locking holes 13 inside the middle frame 9.

The middle frame 9 is used for a switch 14 such as a piano-operated push button switch.
Two sets of locking holes 13 are provided on both sides, and a switch 14
Two can be attached. A metal fireproof panel 16 as shown in FIG. 6 is mounted on the front surface of the plate frame 1, and a hole 17 for exposing the switch 14 is formed in the center thereof. Fireproof plate 16
A circular hole 18 around which the screw 5 escapes,
Semicircular hole 19 for escape of the screw screwed into the screw hole 8
And are formed. Claws 21 that are inserted and locked in the holes 20 of the plate frame 1 are formed at four locations on the periphery of the fireproof panel 16.

As shown in FIG. 6, the fireproof panel 16 is formed by bending the claws 21 at four places on the outer periphery of the fireproof panel,
The outer surface of the claw 21 is formed by cutting and raising the alligator 54. Therefore, when the fireproof panel 16 is mounted on the front surface of the plate frame 1 and the claw 21 is inserted into the hole 20, the claw portion 54 is locked to the inner side surface of the hole 20, so that the fireproof panel 16 is securely attached to the plate frame 1. Can be fixed to.

Further, in the outer peripheral portion of the fireproof panel 16, square holes 51 are formed at four locations for the purpose of releasing the locking claws 29 of the decorative frame 28. Therefore, the decorative frame 28 is attached to the plate frame 1 without disturbing the fireproof panel 16.
Can be fixed to. Further, as described above, a square hole 17 is formed in the center of the fireproof panel 16 so that the front surface of the switch 14 is exposed from the hole 17 so that it can be easily operated. Further, the shape of the hole 17 can be processed according to the shape of the instrument used.

Further, the size of the hole 18 through which the screw 5 is inserted is larger than the head of the screw 5, so that the fireproof panel 16 alone may fall off. Therefore, the protrusions 52 are provided so as to project inward from both sides of the inner edge of the hole 18. Convex portion 52
Since the dimension between them is smaller than the head of the screw 5, the head of the screw 5 is caught by the convex portion 52, so that the refractory panel 16 alone can be prevented from falling off.

On the other hand, when the plate frame 1 is directly attached to the construction surface, the same convex portion 53 as the above is formed in the hole 19 of the fireproof panel 16 through which the screw is inserted. Also in this case, the fireproof panel 16 alone can be prevented from falling off. The handle 22 for operation, which is detachably attached to the upper surface of the switch 14, is formed in a disk shape as shown in FIG. 7, and one end of the handle 22 has an operation mark 23 for pushing with a fingertip. A display window 24 is formed on the other end of the handle 22. In the case of this embodiment, the operation mark 23 is formed by providing a circular recess 23a. A display unit 25 for lighting and displaying is provided on the upper surface of the switch 14, and the display light is condensed to collect the display light.
A lens 26 that communicates with No. 4 is attached to the lower surface of the handle 22.

A decorative frame 28 having an opening 27, which is slightly larger than the handle 22, is formed in the shape of a round frame, and as shown in FIG. 6, locking claws 29 are integrally formed on the back surface. ing. The locking claw 29 is inserted and locked in a locking recess 30 formed in the plate frame 1 so that the decorative frame 28 can be detachably mounted. In addition, the makeup frame 28
As shown in FIG. 8 showing the back surface of the decorative frame 28, an outer peripheral covering edge 31 is provided around the entire back surface of the decorative frame 28. When the decorative frame 28 is attached to the front surface of the plate frame 1, the entire outer periphery of the plate frame 1 is covered with the outer peripheral cover edge 31 as shown in FIGS. 1 and 2, and the tip of the outer peripheral cover edge 31 is a construction surface. Is abutted against. A rib 32 for concealing the inside is integrally formed along the opening 27.

When the decorative frame 28 is attached to the plate frame 1 in this manner, the decorative frame 28 and the handle 2 are visible in appearance.
When the color is changed or the shape is changed, it can be dealt with only by exchanging the decorative frame 28 and the handle 22. In the assembly, the switch 14 is attached to the middle frame 9, and the middle frame 9 is attached to the plate frame 1 to switch 1
4 can be fixed to the plate frame 1.

By the way, the switch 14 has a structure as shown in FIG. That is, a push button 33 that is pushed by the handle 22 and is movable in the vertical direction, a spring 34 that biases the push button 33 upward, and a push button 33 that is biased by the spring 34 and is movable laterally on the lower surface of the push button 33. It is composed of a slider 35 mounted and a reversing handle 36 and the like which is reversed by the downward movement of the slider 35.

When the slider 35 moves downward, the engaging protrusion 37 of the reversing handle 36 is urged to rotate the reversing handle 36, and the rotation of the reversing handle 36 causes the engaging protrusion 37 to engage the slider 35. The joint portion is pushed to move the slider 35 laterally. When the reversing handle 36 rotates and reverses, the coil spring 3
The open / close plate 40 connected at 9 is inverted to switch the contacts.

Next, the mounting structure and operation of the handle 22 will be described. 9 to 11, the handle 22
Fulcrum rib 4 having elasticity at the time of operation of the instrument on one end side of the lower surface of the
A pair of stopper ribs 42 is provided vertically on the other end side, and a pair of stopper ribs 42 having elasticity at the time of operation return are vertically provided. A rib 43 serving as a stopper at the time of operation is formed on the outside of the stopper rib 42, and an action point rib 44 for pressing the protrusion 45 of the push button 33 of the switch 14 is integrally projected at the center of the lower surface of the handle 22. It is set up.

The handle 2 is attached to one end of the upper surface of the switch 14.
A recess 46 into which the second fulcrum rib 41 is inserted and supported is formed, and a recess 47 into which the stopper rib 42 is inserted is formed on the other end side. Here, in the handle 22, the edge 42a of the stopper rib 42 is locked to the inner corner,
The handle 22 is prevented from coming off. When the recess 23a is also used as the operating mark 23 of the handle 22 with a fingertip, as shown in FIGS. 9 and 11, the fulcrum rib 41 pivots, and the action point rib 44 protrudes from the push button 33 of the switch 14. 45 is pressed and the switch 14 is opened and closed as described above. When the pushing operation of the handle 22 is stopped, the handle 22 returns and the contact holds the state. When the handle 22 is pushed again, the push button 33 is pressed and the contacts are reversed and returned.

[0022]

As described above, according to the present invention, the outer peripheral edge of the decorative frame is provided around the entire outer periphery of the decorative frame, and the outer peripheral edge of the plate frame is covered with the outer peripheral edge of the outer edge of the decorative frame. Since it comes into contact with the surface, the outer periphery of the plate frame can be covered with a decorative frame so that the plate frame cannot be seen from the outside, and the color and shape can be changed. In this case, it can be dealt with by simply changing the decorative frame and the handle.

[Brief description of drawings]

FIG. 1 shows an assembled state of one embodiment of the present invention,
(A) is a plan view, (b) is a front view, and (c) is a side view.

FIG. 2 is a sectional view of a main part of the above.

FIG. 3 is an exploded perspective view showing the whole of the above.

FIG. 4 is an enlarged perspective view of the plate frame and the sandwiching metal used in the above.

FIG. 5 is an enlarged perspective view of the middle frame and the switch of the same.

FIG. 6 is an enlarged perspective view of the above fireproof panel and screws.

FIG. 7 is an enlarged perspective view of the same decorative frame and handle.

FIG. 8 is a rear view of the same decorative frame.

FIG. 9 is a sectional view of the above switch.

FIG. 10 is a sectional view of the above handle.

FIG. 11 is a cross-sectional view of an entire assembled state of the above.

FIG. 12 is a sectional view of a main part of a conventional example.

[Explanation of symbols]

 1 Plate Frame 2 Opening 9 Middle Frame 14 Switch 22 Handle 28 Decorative Frame 31 Peripheral Cover Edge

Claims (1)

[Claims] 1. A plate frame having an opening at substantially the center and fixed to a construction surface, a middle frame detachably attached to the opening of the plate frame, and a switch detachably attachable to the middle frame. In a wiring device provided with a handle for detachably mounting the switch on the upper surface of the switch and a decorative frame mounted on the plate frame with the handle positioned inside,
An outer peripheral cover edge is provided around the entire outer periphery of the decorative frame, and the outer peripheral edge of the plate frame is covered by the outer peripheral edge so that the tip of the outer peripheral edge contacts the construction surface. Wiring equipment to do.