JP2002044824A - Wiring accesory mounting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To proved a wiring accessory mounting device allowing mixed installation wiring accessories having different mounting structures. SOLUTION: A wiring accessory mounting device is for sole or mixed installation of the first wiring accessory B1 provided with the first engaging protrusion 10 on the both sides of an accessory body 5 or/and the second wiring accessory B2 provided with the second engaging protrusion 17 on the both sides of an accessory body 11. An opening part to mount a wiring accessory is formed in the center of the main body A of the device. The first fastening part 2 fastening the first engaging protrusion 10 on the first wiring accessory B1 and the second fastening part 3 fastening the second engaging protrusion 17 on the second wiring accessory B2 are formed on the both sides of the opening 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring device mounting device for mounting a wiring device.

[0002]

2. Description of the Related Art Generally, when a wiring device having various functions such as an outlet and a switch is mounted on a wall or the like, the wiring device is not directly mounted on a wall or the like, but is once mounted on a wiring device mounting device. The wiring device can be mounted on a wall or the like by fixing the wiring device mounting device with the device mounted thereon to a wall or the like.

[0003]

However, the wiring device changes its shape each time various improvements and functions are added. In particular, in the case of a wiring device having a function such as an outlet, there is no significant change. However, with respect to wiring devices having functions such as switches, the structure of the devices changes with the incorporation of display lamps and enlargement of operation buttons, and the manufacturing cost is reduced by reducing the number of parts. Therefore, as shown in FIG. 7, a change occurs in the mounting structure of the wiring device.

For this reason, due to the difference in the mounting structure, a conventional wiring device mounting device is used for a conventional wiring device, and a new wiring device mounting device is used for a new wiring device. When replacing the wiring equipment installed in the equipment, there is a problem that all the old wiring equipment must be replaced. In the market, there was a problem that had to be properly addressed.

[0005] It is an object of the present invention to solve the above problems and to provide a wiring device mounting apparatus capable of mounting wiring devices having different mounting structures in a mixed manner.

[0006]

To solve the above-mentioned problems, a wiring device mounting apparatus according to the present invention comprises a first wiring device provided with first engaging projections on both sides of a body, and a wiring device. A wiring device mounting device for mounting one or both of a second wiring device and a second wiring device provided with a second engagement projection on both sides of a body, wherein the device main body is located at the center of the first wiring device. Alternatively, an opening for mounting a second wiring device is formed, and a first locking portion for locking the first engagement projection of the first wiring device on both sides of the opening, And a second locking portion for locking the second engaging projection in the wiring device.

[0007]

1 is a perspective view of a wiring device mounting apparatus according to the present invention, and FIGS. 2 (a), 2 (b) and 2 (c) are a front view, a right side view and a left side view. In this wiring device mounting apparatus, an opening 1 for mounting a maximum of three wiring devices B is formed in the center of the device main body A, and a first locking portion 2 for fixing the wiring device B is provided on both sides of the opening 1. And the second locking part 3
Are formed.

[0008] By the way, as described in the problem to be solved by the invention, the wiring device B has various improvements.
As a result, two types of wiring devices are provided, a first wiring device B1 having no significant change in the function such as an outlet, and a second wiring device B2 having a large change in the function such as a power switch. It has become.

The first wiring device B1 comprises an upper body 6 and a lower body 7 in which a functional part (not shown) is housed. The upper body 6 is formed by a U-shaped fixing bracket 8. 6 and the lower body 7 are connected and fixed, and the upper surface 9 of the fixing bracket 8 constitutes a contact surface that contacts a contact edge 20 described later.
The first engagement projections 10 are formed to project outward from both ends of the first engagement projection.

On the other hand, the second wiring device B2 has a body 11 for accommodating a functional component (not shown) therein, which is composed of an upper body 12 and a lower body 13 and extends downward from the lower end of the upper body 12. The protruding hook portion 14 is hooked to the locking protruding portion 15 protruding from the wall surface of the lower body 13, and the first wiring device B 1
The upper body 12 and the lower body 13 are connected and fixed without using the fixing bracket 8 as described above, and a second engaging projection 17 is formed on the contact surface 16 of the upper body 12. ing. The second engaging projections 17 are formed by providing concave portions 18 on both side surfaces of the upper body 12.

The apparatus main body A is a plate member made of a reinforced plastic resin having a rectangular opening at the center. The upper part of the wiring device B is projected from the opening 1 and the bottom surface 20a of both side edges 20 of the opening 1 is wired. Abutment surface 9 of instruments B1, B2,
The side edge 20 forms a contact edge (see the bottom view in FIG. 3). As shown in FIG. 3, an accommodation guide frame 21 capable of accommodating a maximum of three wiring devices in the vertical direction on the drawing is formed outside the contact edge 20 on the back side surface of the apparatus main body A. The first locking portion 2 for locking the first engaging projection 10 of the first wiring device B1 and the second locking device 2 of the second wiring device B2 are provided on both side walls 21a and 21b of the accommodation guide frame 21. 2 engaging projections 1
And a second locking portion 3 for locking the lock 7.

As shown in FIG. 2B, the accommodation guide frame 2
The right side wall 21a is divided into three equal parts to form a locking plate 25 having elasticity, and an upper end 25a of the locking plate 25 projects above the bottom surface 20a of the contact edge 20 of the opening 1; When a tool such as a flathead screwdriver is inserted between the contact edge 20 and the upper end 25a and the upper end 25a is pressed outward, the locking plate 25 bends outward. The locking plate 25 is formed in a substantially convex shape when viewed from the side, and step portions 26 on both sides constitute one of the first locking portions 2, and the step portions 26
The first engaging projection 10 is formed between the step 26 and the bottom surface 20a of the contact edge 20 so as to be lower than the bottom surface 20a of the first engagement projection 10 by the thickness of the first engaging projection 10. It can be inserted.

On the inner surface of the locking plate 25, a locking projection 27 which constitutes one of the second locking portions 3 is provided below the first locking portion 2 (the step portion 26). It is formed to protrude. When the contact surface 16 of the second wiring device B2 contacts the bottom surface 20a of the contact edge 20, the lock protrusion 27 (second lock portion 3) causes the second engagement protrusion 17 to move. The projection is formed at a position where it can be locked.

Further, as shown in FIG. 2 (c), a notch 28 is formed in the left side wall 21b of the accommodation guide frame 21, and the bottom 29 of the notch 28 The other end, the bottom 29 of the notch 28 is
The first engagement protrusion 10 is formed between the notch 28 and the bottom surface 20a of the contact edge 20 so as to be lower than the bottom surface 20a of the first engagement protrusion 10 by the thickness of the first engagement protrusion 10. The tip can be inserted.

FIG. 4 shows the inner surface of the left side wall 21b.
As shown in FIG. 5, a locking projection 30 constituting the other of the second locking portion 3 is formed to protrude inward below the first locking portion 2 (the bottom portion 29 of the notch 28). ing. When the contact surface 16 of the second wiring device B2 contacts the bottom surface 20a of the contact edge 20, the lock protrusion 30 (second lock portion 3) causes the second engagement protrusion 17 to move. The projection is formed at a position where it can be locked.

According to the apparatus main body A having the above configuration, when the first wiring apparatus B1 is mounted, the first engaging projection 10 formed on the first wiring apparatus B1 is attached from below the apparatus main body A. Bottom portion 29 of cutout portion 28 which is the other of first locking portion 2
And between the contact edge 20 and the bottom surface 20a,
The first wiring device B1 is pivoted upward with the bottom 29 as a fulcrum,
The contact surface 9 is brought into contact with the contact edge 20 while bending the locking plate 25 outward.
Is rotated upward until it comes into contact with the bottom surface 20a of the first engaging portion 2, the other first engaging projection 10 climbs over the step 26 of the engaging plate 25, which is one of the first engaging portions 2, so that the engaging plate 25 Moves back and the step 26 enters the lower side of the first engagement projection 10,
The first wiring tool B1 can be fixed to the apparatus main body A by sandwiching the first engagement projection 10 between the bottom surface 20a of the contact edge 20 and the step 26 of the locking plate 25.

When the second wiring tool B2 is attached to the apparatus main body A, one second engaging projection 17 formed on the second wiring tool B2 is attached to the second wiring tool B2 from below the device main body A. The second wiring device B2 is pivoted upward with the locking projection 30 as a fulcrum in a state of being hooked on the locking projection 30 which is the other of the locking portions 3 to deflect the locking plate 25 outward. When the contact surface 16 is rotated upward until the contact surface 16 contacts the bottom surface 20 a of the contact edge 20, the other second engagement protrusion 17 is moved to the engagement plate 25 of the second engagement portion 3. Since the locking plate 25 returns and moves over the locking projection 27, the locking projection 27 is moved to the second engagement projection 17.
, The second wiring tool B2 can be fixed to the apparatus main body A by sandwiching the second engagement projection 17 between the bottom surface 20a of the contact edge 20 and the upper surface of the locking projection 27. .

When the wiring device B is detached from the apparatus main body A, the upper end 25a of the locking plate 25 is pressed outward to bend the locking plate 25 outward, so that the first engagement by the step 26 is performed. Second engagement projection 1 by engagement projection 10 or locking projection 27
7 can be released, so that the wiring device B can be easily removed by rotating the locking plate 25 below the apparatus main body A with the locking plate 25 bent outward.

[0019]

According to the wiring device mounting apparatus of the present invention, wiring devices having different mounting structures can be mounted singly or mixedly, and the wiring device can be mounted according to the mounting structure of the wiring device. There is no need to select a mounting device, and it is not necessary for the operator to make unnecessary arrangements, and it is possible to improve work efficiency.

In addition, for wiring devices having different mounting structures,
It is not necessary to change the wiring device mounting device even in a transitional period in which one type of wiring device mounting device can be used, and even in a transitional period when the mounting structure is unified to one of the mounting structures. Furthermore, since it is not necessary to manufacture a wiring device mounting device individually corresponding to the wiring device mounting structure, production efficiency and cost reduction can be achieved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a wiring device mounting apparatus and a wiring device according to the present invention.

FIGS. 2A, 2B and 2C are a front view, a right side view and a left side view of the wiring device mounting apparatus.

FIG. 3 is a bottom view of the wiring device mounting device.

FIG. 4 is a sectional view taken along line XX of FIG. 2;

FIGS. 5A and 5B are cross-sectional views of a main part illustrating a state in which a first wiring device and a second wiring device are mounted on the wiring device mounting device.

FIG. 6 is a front view showing a state in which a first wiring device and a second wiring device are mounted on the wiring device mounting device;

FIG. 7 is a perspective view of wiring devices having different mounting structures.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Opening part 2 1st latching part 3 2nd latching part 5 Instrument body 10 1st engaging protrusion 11 instrument body 17 2nd engaging protrusion B1 1st wiring tool B2 2nd wiring Utensil

Claims (1)

[Claims] 1. A first wiring device having first engagement protrusions provided on both sides of a body, and a second wiring device having second engagement protrusions provided on both sides of the body. A wiring device mounting device for mounting one or both of them alone or in combination, wherein the device main body has an opening for mounting the first or second wiring device in the center, and both sides of the opening. A first locking portion for locking the first engagement protrusion of the first wiring device;
And a second locking portion for locking the second engaging projection in the wiring device of (1).