JPH09182240A - Metal plate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a metal plate which can be easily attached and detached by eliminating the waste of members. SOLUTION: A wiring mounting frame 12 in which a switch 14 is provided is fixed to a block 16 embedded in a wall surface 15. A fixing frame 1 is formed by combining two fixing parts 2 to serve as upper and lower sides with two connection parts 3 to serve as left and right sides, and two projection parts 4 are respectively formed in the end surfaces of the two fixing parts 2 to serve as the upper and the lower end surfaces of the fixing frame 1. Also, respective two locking protrusions 10 releasibly locked to the projection parts 4 are provided in the upper and the lower inner surfaces of a decorative plate 8. Then, the decorative plate 8 releasibly locks the projection parts 4 and the locking protrusions 10 and is detachably mounted on the fixing frame 1. At that time, the switch 14 is exposed from a window hole 11 perforated in the decorative plate 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a metal plate used when mounting a wiring device on a mounting surface such as a wall surface.

[0002]

2. Description of the Related Art Conventionally, as a metal plate of this type, as shown in FIGS. 6 to 8, fixing screws 6, 6 are attached to a box 16 which is provided with a switch 14 and is embedded in a wall surface 15.
Wiring device mounting frame 12 fixed by using the above, metal fixing frame 1 fixed to the wiring device mounting frame 12 by using fixing screws 6, 6, and a plate releasably attached to the fixing frame 1 And a decorative plate 8 made of metal.

The fixed frame 1 has projections 4 as locking portions provided at two places on each of the upper and lower end surfaces, and two provided on the lower surface.
The projection portion 4 is provided with a claw portion 5 provided so as to hang down in the center. Further, the decorative plate 8 is provided with a flat plate, a cover portion 9 that is integrally provided so as to hang down from the peripheral portion of the flat plate, and projections 4 that are provided on the upper and lower inner surfaces of the cover portion 9 and that are detachably engaged with each other. Locking convex portions 10 as locked portions at two places, a notch portion 18 provided on the lower surface of the cover portion 9 corresponding to the portion of the claw portion 5,
And a window hole 11 provided at the center of the flat plate.

The fixed frame 1 is fixed to the wiring device mounting frame 12 by screwing the fixing screws 6 and 6 into the screw holes 13 and 13 provided in the wiring device mounting frame 12. The decorative plate 8 is pushed in from the front surface of the fixed frame 1, and the locking projection 10
Over the projection 4, and the locking projection 10 and the projection 4
And lock. In this way, the decorative plate 8
The locking projection 10 and the projection 4 are locked to be fixed to the fixed frame 1 by crowning. At this time, the window hole 11 of the decorative plate 8
The switch 14 is exposed.

When removing the decorative plate 8 from the fixed frame 1, for example, a driver is inserted between the cutout portion 18 provided in the lower portion of the decorative plate 8 and the claw portion 8 of the fixed frame 1, and the driver in that state. Is pulled toward you, the lower end of the fixed frame 1 bends, the locking projection 10 gets over the projection 4, and
The locking projection 10 and the projection 4 are unlocked, and the decorative plate 8 can be removed from the fixed frame 1.

[0006]

In the metal plate having the above-mentioned structure, since the fixing frame 1 is punched and processed in the center of one metal plate, there is a problem that the center of the metal plate is wasted. there were. Further, since the metal fixed frame 1 is thickened to have strength, the fixed frame 1 is less likely to bend, and a large force is required when attaching and detaching the decorative plate 8. There was also.

Further, as shown in FIG. 8, when the decorative plate 8 is attached to the fixed frame 1, since there is a large gap between the left and right side surfaces of the fixed frame 1 and the left and right inner surfaces of the cover portion 9, the decorative plate 8 is fixed. There is also a problem in that it is difficult to position the decorative plate 8 when attaching it. The invention of claim 1 is made in view of the above problems, and an object of the invention is to provide a metal plate in which the waste of the plate material is eliminated.

According to a second aspect of the invention, the plate is attached,
It is an object to provide a metal plate that can be easily removed. It is an object of the invention of claim 3 to provide a metal plate which facilitates positioning of the plate.

[0009]

In order to achieve the above-mentioned object, the invention of claim 1 is such that a fixed frame made of metal, which is attached to a wiring device attachment frame, and a flat plate and a hanging part from a peripheral portion of the flat plate are integrally formed. A metal plate fixed to the fixed frame by locking the locked portions provided on the upper and lower inner surfaces of the cover with the locking portions provided on the upper and lower frame sides of the fixed frame, which are provided with the provided cover. Since the members of the upper and lower frame sides and the members of the left and right frame sides of the fixed frame are separate bodies, the fixed frame is formed by connecting both ends of the upper and lower frame sides and both ends of the left and right frame sides, respectively. The fixed frame may have a divided structure.

According to the invention of claim 2, in the invention of claim 1, since the upper and lower frame sides are formed of an elastic material, the upper and lower frame sides are easily bent when the plate is attached to or detached from the fixed frame. Therefore, the locking between the locking portion and the locked portion can be easily released. According to the invention of claim 3, in the invention of claim 1, the gap between the inner surface of the cover portion and the side surfaces of the left and right frame sides facing the cover portion is narrowed, so that the horizontal adjustment allowance of the plate can be reduced.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION As shown in FIG. 1, a metal plate according to the present invention is a wiring device mounting method in which a switch 14 is attached to a box 16 embedded in a wall surface 15 by using fixing screws 6 and 6. A frame 12, a fixed frame 1 fixed by screwing fixing screws 6, 6 into screw holes 13, 13 provided in the wiring device mounting frame 12, and a metal as a plate detachably attached to the fixed frame 1. And a decorative plate 8 made of.

The fixed frame 1 includes a fixed portion 2 as upper and lower frame sides.
2 and connecting portions 3 and 3 as left and right frame sides bridging the two fixing portions 2 and 2, and two locking portions are provided on the end surfaces of the fixing portion 2 which are the upper and lower end surfaces of the fixing frame 1. Projections 4 and 4 are provided. In addition, the fixed portion 2 which is the front surface of the fixed frame 1
On the end surface of the, a screw insertion hole 6a for inserting the fixing screw 6 is provided at the center, and two fitting holes 7a, 7a are provided at both ends. In addition, the fixed portion 2 which is the lower surface of the fixed frame 1
A claw portion 5 that hangs downward is integrally provided on the end surface of the. On the other hand, on the end surface of the connecting portion 3 which is the front surface of the fixed frame 1,
Fitting projections 7b, 7 for fitting with the fitting holes 7a, 7a
b are provided at both ends.

The decorative plate 8 includes a flat plate, a cover portion 9 provided so as to hang down from the outer periphery of the flat plate, a window hole 11 provided in the center of the flat plate, and projections 4 on the upper and lower inner surfaces of the cover portion 9. Each of the two locking projections 10 as locked parts provided for locking in a stop-release manner, and notches (corresponding to the portions of the claws 5 on the lower surface of the cover 9). (Not shown).

Here, the fitting convex portion 7b of the connecting portion 3 is fitted into the fitting hole 7a of the fixing portion 2, and the fixing screw 6 is inserted into the screw insertion hole 6a and screwed into the screw hole 13 as it is. ,
When the fixing screw 6 is tightened, the fixing portion 2 and the connecting portion 3 are fixed and the fixing frame 1 is formed. Then, the decorative plate 8 is pushed in from the front surface of the fixed frame 1, and the protrusions 4 are allowed to pass over the locking protrusions 10 so that the locking protrusions 10 and the protrusions 4 are locked, and the decorative plate 8 is fixed. Is attached to.
At this time, the switch 14 is exposed through the window hole 11 provided in the decorative plate 8. The size of the window hole 11 is set so that the switch 14 is exposed.

On the other hand, when removing the decorative plate 8,
For example, by inserting a driver between the cutout portion and the claw portion 5 and pulling the driver toward you while keeping the state as it is, the fixing portion 2 bends and the engagement between the protruding portion 4 and the locking protruding portion 10 is released. The decorative plate 8 can be removed. By the way, the fixed portion 2 and the connecting portion 3 are formed of different members, the fixed portion 2 is formed of an elastic material, and the connecting portion 3 is formed of a metal. Therefore, when the decorative plate 8 is attached or detached, the fixing portion 2 is easily bent, so that the protrusion 4 and the engaging projection 10 can be easily engaged or disengaged. Will be easier. Also,
By making the plate thickness of the metal connection part 3 sufficiently thick,
The strength required for the fixed frame 1 can be secured. As described above, since the fixing frame 1 has the divided structure, it is possible to use a material having desired characteristics for the members of the fixing portion 2 and the connecting portion 3. Further, since the fixing portion 2 and the connecting portion 3 are formed of separate members, it is possible to eliminate waste of members.

Further, as shown in FIG. 5, the gap between the inner surface of the cover 9 and the side surfaces of the connecting portion 3, which are the left and right side surfaces of the fixed frame 1, is narrower than that of a conventional metal plate. Cage,
Since the range in which the decorative plate 8 can move in the horizontal direction is narrow, the positioning when attaching the decorative plate 8 is easy. Instead of providing the locking projection 10 on the cover portion 9, a fitting recess for fitting and detaching the projection 4 is provided, and the projection 4 and the fitting recess are fitted to each other to form a decorative plate. 8 may be attached to the fixed frame 1, or a wiring device other than the switch 14 may be attached to the wiring device mounting frame 12.

[0017]

As described above, according to the invention of claim 1, the metal fixed frame mounted on the wiring device mounting frame and the flat plate and the cover portion integrally hung from the peripheral portion of the flat plate are provided. The fixed frame comprises a metal plate fixed to the fixed frame by locking the locked parts provided on the upper and lower frame sides of the fixed frame with the locked parts provided on the upper and lower inner surfaces of the cover. Since the members of the upper and lower frame sides and the members of the left and right frame sides are separate bodies, a fixed frame is formed by connecting both ends of the upper and lower frame sides and both ends of the left and right frame sides, and the fixed frame has a divided structure. There is an effect that waste of members can be eliminated and the upper and lower frame sides and the left and right frame sides can be formed from different materials.

According to the second aspect of the present invention, the upper and lower frame sides are made of an elastic material, and the plate is attached to the fixed frame, or
At the time of removal, since the upper and lower frame sides are easily bent to release the locking between the locking portion and the locked portion, the plate can be easily attached and detached. According to the third aspect of the present invention, the gap between the inner surface of the cover and the side surfaces of the left and right frame sides facing the cover is narrowed, and the horizontal adjustment allowance of the plate can be reduced. The effect is that it can be done easily.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a metal plate of the present embodiment.

FIG. 2 shows the same fixed frame, (a) is a top view, (b)
Is a front view, (c) is a bottom view, and (d) is a right side view.

FIG. 3 is an exploded perspective view of the same fixed frame.

FIG. 4 is a partially omitted sectional view showing an assembled state of the decorative plate and the fixing frame of the same.

[Figure 5]
. It is sectional drawing which shows the assembled state of the same decorative plate and fixed frame.

FIG. 6 is an exploded perspective view showing a conventional metal plate.

7A and 7B show an assembled state of the decorative plate and the fixing frame, and FIG. 7A is a front view and FIG. 7B is a bottom view.

FIG. 8 is a cross-sectional view showing an assembled state of the decorative plate and the fixing frame of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Fixed frame 2 Fixed part 3 Connection part 4 Projection part 8 Decorative plate 10 Locking convex part 11 Window hole 12 Wiring equipment mounting frame 14 Switch 15 Wall surface 16 Box

Claims (3)

[Claims] 1. A fixed frame made of metal to be attached to a wiring device mounting frame, and a flat plate and a cover integrally provided so as to hang down from a peripheral portion of the flat plate and provided on upper and lower frame sides of the fixed frame. A metal plate fixed to the fixed frame by locking the locked parts provided on the upper and lower inner surfaces of the cover to the locking part, and members on the upper and lower frame sides of the fixed frame and left and right frames. A metal plate, characterized in that the fixed frame is formed by connecting both ends of the upper and lower frame sides and both ends of the left and right frame sides separately from the side members. 2. The metal plate according to claim 1, wherein the upper and lower frame sides are formed of an elastic material. 3. The metal plate according to claim 1, wherein a gap between an inner surface of the cover portion and side surfaces of the left and right frame sides facing the cover portion is narrowed.