JPH012223A - Wiring equipment mounting device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field 1] The present invention relates to a 2VA appliance storage (=F device) for attaching wiring appliances to a wall surface.

1 Back Claw Technology 1 The mounting device for attaching the wiring device to the wall is equipped with a mounting frame that integrally attaches the wiring device, and the mounting frame is attached to the opening of the box in 1 buried in the wall. attachment,
Some have a decorative plate attached to the top surface of the mounting frame. By the way, in this conventional wiring device mounting device r1, as shown in FIG. There were gaps until A in the four corners of opening 11. However, since a plate frame and a decorative plate are usually attached to the mounting frame 2, there is a risk that a finger or the like may be inserted into the box 1 through this gap A.

However, is this type of conventional wiring device 5 a mounting device? ? The decorative plate and plate frame are molded products of synthetic O (fat).
The decorative plate is fitted into the plate frame with a plurality of fitting claws, and the decorative plate and the plate frame can be easily removed during construction to improve workability. , 2, children could easily remove the decorative plate as a prank, and there was a risk of electric shock if they inserted their fingers or the like into the box 1 through the gap.

1 of the invention [1 of 1] The present invention has been made in view of the above-mentioned points, and its purpose is to: Even when the decorative plate is removed, there is no space between the box and the mounting frame. We provide a wiring equipment mounting device that does not create gaps.

[Disclosure of the Invention 1 (Structure) The present invention includes a mounting frame for integrally mounting a wiring device, and the mounting frame is attached to the opening of a box with a front opening embedded in the wall i11, and a decoration is provided on the top surface of the mounting frame. This is a wiring equipment mounting device for attaching a plate, in which the opening of the box is covered with the mounting frame without a gap, and the decorative plate is covered by the mounting frame without a gap. Even when the box is removed, there is no gap between the box and the mounting frame.

(Example 1) FIG. 11 shows an example of the present invention. This embodiment is equipped with a switch 5 as a wiring device, and has a box 1 with a curved surface I'AI n that is fitted into the wall as in the conventional case,
A mounting frame 2 attached to the opening t of this box 1 and having the switch 5 integrally attached thereto, a plate frame attached to the mounting frame 2;
It consists of a decorative plate 4 that covers the top surface of the. The box 1 has a rectangular parallelepiped shape with a rounded front, and a mounting piece (not shown) is formed on the periphery of the opening 1 to attach the mounting frame 2 by screwing it with box screws 6.The mounting frame 2 is It is a plate body large enough to close the opening of the box 1, and has an opening for attaching the switch 5 in the medium heat section, and the switch 5 is fixedly tightened in this opening and is integrally attached thereto. At both ends of this mounting frame 2, long holes 7 are drilled through which box screws 6 are inserted when mounting to the box 1, and at four locations on both sides, the plate frame 3 is fixed with plate screws 9. The portion 8 is formed by stamping.

The plate frame 3 has a rectangular frame shape, and has N-shaped pieces 10 all around the inner periphery, and fixing pieces 11 for fixing the plate frame 3 to the mounting frame 2 are attached to the inside using plate screws 9 at four locations. It is installed protrudingly. The decorative plate 4 is a plate having an opening window 13 in the center that exposes the upper part of the switch 5, and has a plurality of fitting claws 12 protruding downward and having hooks facing outward on the lower surface. It is fitted into the plate frame 3 by hooking the seven hooks of the fitting claws 12 onto the lower surface of the brim-shaped piece 10 of the plate frame 3.

In this embodiment, as in the conventional case, a mounting frame 2 is screwed to a box 1 embedded in a wall surface using box screws 6, and then a plate frame 3 is screwed to the mounting frame 2 using plate screws 9. It can be attached to a wall by fitting the plate frame 3 (secondary plate) 4. In this embodiment, since the mounting frame 3 is sized to close the opening of the box 1 as described above, there is no gap between the mounting frame 3 and the box 1, so that children and others can play with it. There is a risk of electric shock even if the decorative plate 4 is removed (11%).

(Embodiment 2) Figures 2 to 4 show another embodiment of the present invention, in which the mounting frame 3 is formed like the above-mentioned vJl embodiment, and the box 1 and the plate are The frame 3 and the decorative plate 4 are also similar to those in the above-mentioned embodiment, and this embodiment differs from the above-mentioned embodiment in that the mounting frame is grounded. This metal mounting frame 3 is suitable for use in foreign countries where
Touch it! It is designed so that there is no fear of 8'7Ji.

Hereinafter, the connection of the ground wire used in this embodiment will be explained. The ground wire connection fitting 15 of this embodiment is the third
As shown in the figure, -i utIl of a conductive flat plate
It has a shape bent into a letter shape, has an engaging IL piece 16 protruding from one end, and has a screw hole drilled at the other end into which a fixing screw 17 is screwed. In the center of one end side, there is a groove 1 to prevent deformation of the dogleg-shaped part along the longitudinal direction.
18 is formed, and two ribs 20 are formed in parallel in the longitudinal direction on the inner surface of the corner portion of the doglegged portion to prevent the core wire of the ground #1t19 from coming off. Note that the screw holes are provided with countersinks to increase strength. In this embodiment, in order to attach the connecting fitting 15 to the mounting frame 3, a substantially convex locking hole 14 into which the locking piece 16 of the connecting fitting 15 is inserted is bored, and an insertion hole for the fixing screw 17 is drilled. It has been done.

A method of fixing the ground wire 19 using the connecting fitting 15 will be explained with reference to FIG. 4. First, insert the locking piece 16 of the connection fitting 15 into the locking hole 14 of the mounting frame 2, and
By inserting the neck rIIS of the locking piece 1G into the narrow portion, the connecting fitting 15 is hooked and locked in the locking hole 14. Then, the fixing screw 17 is inserted into the insertion hole from the upper surface of the mounting frame 2 with the spring washer 21 in between, and the fixing screw 17 is screwed into the screw hole of the connecting fitting 15 using a tool such as a driver 24. At this time, the core #120 of the ground wire 19 is inserted into the dogleg-shaped portion of the connection fitting 15 and the opening of the mounting frame 2. By tightening the fixing screw 7 in this state, the ground wire 19 is attached to the mounting frame 2.
The mounting frame 3 can be grounded by fixing it to the ground. The spring washer 21 is used to prevent the fixing screw 17 from loosening. By using this connection fitting 15, the ground wire 19 can be easily connected with 17 fixing screws, which is particularly effective when connecting thick electric wires.
Further, even if the ground wire 19 is a stranded wire, the stranded wire can be connected without coming loose, and the reliability of the connection is improved. Note that the installation location and direction of the connection fittings 15 can be set arbitrarily, and there is no restriction on the number.

(Embodiment 3) This embodiment takes into consideration the arrangement of a plurality of switches 5 in parallel, and as shown in FIG.
The tightening terminal 22 for connecting the switch 2 is provided on the side that will not be affected when the switch 5 is installed in series, and the connection fitting 15 is
is provided on the side of the mounting frame 2 where the tightening terminal 22 is disposed. By arranging the tightening terminals 22 and the connecting fittings 15 in this way, when a plurality of switches 5 are installed in series as shown in FIGS. 6(a) and 6(b), the electric wires 23 can be There is no need to connect the switch 5 or to provide a gap between the switches 5 to connect the power R23, and the connectivity of the power #i23 is improved. In the above-described embodiment, the case where the switch 5 is integrally attached to the mounting frame 2 has been described, but it goes without saying that the present invention can be similarly applied to other wiring devices. Effect 1 As described above, the present invention includes a mounting frame for integrally mounting a wiring device, and this mounting frame is attached to the opening 1 of a box with a front opening buried in a wall surface, and a decorative plate is attached to the top surface of the mounting frame. This is a mounting device for 4 wires to which the mounting frame covers the opening 11 of the box without a gap, so even when the decorative plate is removed, there is a gap between the box and the mounting frame. First, there is no risk of a child or other child accidentally removing the decorative plate and inserting a finger or the like into the box through the gap between the opening of the box and the mounting frame, resulting in an electric shock, making it a safer device. .

[Brief explanation of the drawing]

Fig. 1 is an exploded perspective view of one embodiment of the present invention, Fig. 2 is an exploded perspective view of another embodiment of the invention, +53 figures (u) and (b)
Figure 5 is a cross-sectional view and plan view showing the connecting metal fittings attached to the above mounting frame; Exploded perspective view of the pond embodiment, Fig. 6(a), (
b) is a plan view showing a state in which the switches are installed side by side and recessed, respectively, and fjST is a schematic explanatory view showing a conventional example. 1 is a box, 2 is a mounting frame, 3 is a plate frame, 4 is a decorative plate, 5 is a switch, 14 is a locking hole, 15 is a connecting fitting, 16 is a locking piece, 1! ] is a ground wire, and 22 is a tightening terminal. Agent Patent Attorney Ishi II I7 Figure 3 Figure 4

Claims (3)

[Claims] (1) A wiring equipment mounting device that includes a mounting frame for integrally mounting the wiring equipment, the mounting frame is attached to the opening of a box with a front opening buried in the wall, and a decorative plate is attached to the top surface of the mounting frame. A wiring equipment mounting device characterized in that the opening of the box is covered with the mounting frame without any gap. (2) A locking piece that is inserted into and locked into a locking hole drilled in the mounting frame is formed at one end, a screw hole is formed at the other end to be screwed into the mounting frame, and the box is introduced into the box. 2. The wiring device mounting device according to claim 1, wherein the mounting frame is provided with a connecting fitting for connecting and fixing the core wire of the ground wire to the mounting frame by sandwiching it between the core wire and the back surface of the mounting frame. (3) A tightening terminal for connecting and fixing the electric wire to the wiring device is provided on the side of the wiring device where it will not be affected when the wiring devices are installed in series, and the above-mentioned connection fitting is provided on the side of the mounting frame where the tightening terminal is arranged. A wiring device mounting device according to claim 2, characterized in that: