JPH06233412A - Wiring fittings adapter - Google Patents

Abstract

PURPOSE:To provide wiring fittings adapters for ease of installing wiring fittings. CONSTITUTION:An adapter comprises two or more holes 2e to screw wiring fittings, an engaging piece 2a to be engaged with an end 10a, plate 2 provided with 2a, engaging piece 3a to be engaged with the other end 10a of the DIN rail, bar-shaped sliding part 3 that freely slides on the plate 2 provided with the engaging piece 3a, and an elastic object 4 that links the plate 2 to the sliding part 3. With the wiring fitting adapter 1 installed on the DIN rail, the DIN rail 10 is elastically held by the engaging pieces 2a, 2a and the engaging pieces 3a, and 3a.

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 adapter for mounting and fixing wiring devices such as outlets and switches to the inside of control panels and walls.

[0002]

2. Description of the Related Art FIG. 7 is a diagram showing an example of a mounting and fixing state of a wiring device on an inner surface or a wall surface (hereinafter, also referred to as "mounting surface") of a panel such as a control panel. Conventionally, when attaching and fixing the wiring device 13 to the inner surface or wall surface of the board, the wiring device 1
3 was directly fixed to the mounting surface with screws. The general wiring device 13 is composed of a main body portion 13a having an outlet plug blade and a switch function, and a mounting base portion 13b for fixing the main body portion 13a and screwing and fixing it to the mounting surface. In order to screw and fix to the mounting surface, first, the mounting base portion 13b is screwed and fixed to the mounting surface, and then the main body portion 13a is screwed and fixed to the mounting base portion 13b.

[0003]

However, in the conventional structure, when the wiring device 13 is attached and fixed to the inner surface of the board, it is necessary to provide a screw hole in the board, and a hole is opened and the hole is tapped. It involved a very troublesome work of processing.

Further, as shown in FIG. 7, it is necessary to connect an electric wire 20 such as a power line to the wiring device 13, and the main body 1
Although it is necessary to connect the tip of the electric wire 20 to 3a, conventionally, when connecting the electric wire 20, as shown in FIGS. 7 and 8, a knockout portion 13c at an arbitrary position of the mounting base portion 13b is used. Since the electric wire insertion hole is opened by breaking and the electric wire 20 is inserted from the electric wire insertion hole,
Along with the work of attaching and fixing the wiring device 13, the work of breaking the knockout portion 13c was involved, and the work was extremely troublesome.

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 mounting adapter which allows a wiring device to be easily mounted and fixed.

[0006]

The present invention, which has been made to solve the above-mentioned problems, provides a plate portion having a fixing screw hole for screwing and fixing a wiring device, and a slide portion on the plate portion. A slide part that freely fits, and the plate part and the slide part each have a DIN
While providing an engaging piece that engages with the edge of the rail, the plate portion and the slide portion are connected by elastic means,
The wiring equipment mounting adapter is characterized in that the DIN rail is elastically sandwiched by the engagement piece of the plate portion and the engagement piece of the slide portion. Further, the present invention according to claim 2 is characterized in that, in the present invention according to claim 1, an electric wire insertion hole is provided in the plate portion. Further, the present invention according to claim 3 is the invention according to claim 1 or 2, wherein a plurality of the fixing screw holes are provided so as to correspond to screw fixing of a plurality of types of wiring devices. It is characterized by.

[0007]

According to the first aspect of the present invention, the wiring device can be extremely easily attached to the DIN rail provided on the mounting surface such as the inner surface of the board or the wall. Further, according to the present invention as set forth in claim 2, in addition to the effect of the present invention as set forth in claim 1, there is no need to provide an electric wire insertion hole in the installation work of the wiring device, and the installation work is efficient. I can. or,
According to the present invention described in claim 3, in addition to the effect of the present invention described in claim 1 or 2, it is possible to attach and fix a plurality of different wiring devices to the DIN rail.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings showing an embodiment thereof.

FIG. 4 is a perspective view showing an embodiment of the wiring equipment mounting adapter according to the present invention, and FIG. 5 is an exploded view of the wiring equipment mounting adapter.

FIG. 1 is a perspective view showing a state in which the wiring device mounting adapter 1 having the above-mentioned structure is mounted and fixed to the DIN rail 10, and FIG. 2 is the wiring device mounting adapter 1 shown in FIG.
FIG. 3 is a side view showing a state in which the wiring device 13 is fixed by screwing and the wiring device mounting adapter 1 is mounted and fixed on the DIN rail 10. FIG. 3 is a perspective view showing the wiring device mounting adapter 1, the wiring device 13, and the DIN rail 10 before being mounted and fixed. The DIN rail 10 is
It is fixedly arranged on the inner surface of the control panel or the like or the mounting surface such as the wall surface.

The wiring device mounting adapter 1 of this embodiment is
A plurality of fixing screw holes for fixing and fixing a wiring device to a DIN rail fixedly arranged on the inner surface of a control panel or the like or a mounting surface such as a wall surface, as shown in FIGS. 4 and 5. A plate portion 2 having 2e, and the plate portion 2
And a rod-shaped slide portion 3 which is slidably fitted to the. The plate portion 2 and the slide portion 3 are both formed by bending and punching an iron plate.
The plate portion 2 is formed with a slide groove 5 into which the slide portion 3 is slidably fitted, and a plurality of sliding grooves for restraining the sliding direction of the slide portion 3 fitted into the slide groove 5 are formed. A slide holding piece 2d is provided. Further, the plate portion 2 is provided with a fixing piece 2c to which one end of an elastic means 4 such as a coil spring spring or rubber is fixed, and one end of the slide portion 3 is provided with another elastic means 4. Fixed piece 3 with fixed ends
c is provided, and when the slide portion 3 is fitted in the slide groove 5, the fixing pieces 2c and 3c are provided.
Are connected to each other by the elastic means 4. Further, the plate portion 2 is provided with an electric wire insertion hole 2b for inserting an electric wire.

A DIN rail 10 is provided on the plate portion 2.
Engaging pieces 2a, 2 that engage with one end edge 10a (see FIG. 1) of the
a is provided, and the slide portion 3 has an engagement piece 3 that engages with the other end edge 10a (see FIG. 1) of the DIN rail.
a and 3a are provided. Engaging piece 2 of plate portion 2
a, 2a and the engagement pieces 3a, 3a of the slide portion 3 are provided so as to face each other, and the slide piece 3 is slid relative to the plate portion 2 to cause the engagement pieces 3a, 3a to slide. The gap between 2a, 2a and the engaging pieces 3a, 3a is changed. As mentioned above
The slide part 3 can be slid relative to the plate part 2. Reference numeral 3b denotes a slide knob. By pulling the slide knob 3b, the slide portion 3 itself slides to move between the engagement pieces 2a, 2a of the plate portion 2 and the engagement pieces 3a, 3a of the slide portion 3. The gap is widening. Further, if the pulling force to the slide knob 3b is removed, the slide portion 3 is automatically returned, and between the engagement pieces 2a, 2a of the plate portion 2 and the engagement pieces 3a, 3a of the slide portion 3. Gap returns to its original state.

When the wiring device 13 is attached to the wiring device mounting adapter 1 having the above-described structure, the mounting base portion 13b of the wiring device 13 is screwed into the fixing screw holes 22e and 22e of the plate portion 22 with the screws 14 and 14, respectively. After that, the main body 13a of the wiring device 13 is attached to the mounting base 13
Screw to b. Also, the wiring device mounting adapter 1
When attaching and fixing the to the DIN rail 10, the slide portion 3 is pulled and the engagement piece 2a and the engagement piece 3a are pulled in a state of being manually slid relative to the plate portion 2. After interposing the DIN rail 10 between them, remove the hand from the slide portion 3 and
To return.

As shown in FIGS. 1 and 2, when the wiring device mounting adapter 1 of this embodiment is mounted and fixed on the DIN rail 10, the engaging pieces 2a, 2a are engaged with one edge 10a. Then, the engagement pieces 3a, 3a are engaged with the other edge 10a, and the DIN rail 10 is elastically clamped by the engagement pieces 2a, 2a and the engagement pieces 3a, 3a. In addition, as shown in FIG. 2, the electric wire 20 from an external power source or the like has the electric wire insertion hole 2 formed in the plate portion 2 through the gap formed between the plate portion 2 and the mounting surface.
It is guided to the inside of the wiring device 13 via b. That is, in the case of the wiring device mounting adapter 1 configured such that a gap is created between the plate portion 2 and the mounting surface as in this embodiment, the plate portion 2 is provided with the wire insertion hole 2b, and the mounting surface is The electric wire 20 can be connected to the wiring device 13 from the surface side of the. Also, when the electric wire 20 is connected to the wiring device 13 from the back side of the mounting surface, the electric wire 20 can be connected to the wiring device 13 through the electric wire insertion hole 2b.

As described above, according to the wiring equipment mounting adapter of this embodiment, it is not necessary to provide a screw hole for mounting and fixing the wiring equipment on the mounting surface, which is required in the prior art. It is possible to attach the wiring device to the DIN rail disposed on the mounting surface very easily.
Further, it is also very easy to remove the wiring device 13 mounted and fixed to the mounting surface from the mounting surface, which is very effective in changing the layout of the wiring device.

Also, the wiring device mounting adapter 1 of this embodiment
The fixing screw holes 2e are provided at six positions. 6
The fixing screw holes 2e at the locations are arranged at positions corresponding to the screw fixing of the wiring devices of a plurality of different modules. FIG. 6 is a diagram showing a state in which different wiring devices 11, 12, and 13 are attached to the wiring device mounting adapter 1 having the above configuration. However, the "screw" shown in FIG. 6 is actually invisible from the outside.

In FIG. 6, (a) is a view showing a state in which the grounding 2P outlet 11 is attached to the wiring equipment mounting adapter 1, and the grounding 2P outlet 11 has one fixing screw hole 2e in the upper stage and the other in the middle stage. It is screwed diagonally to the fixing screw hole 2e. (B) is a diagram showing a state in which the switch 12 is attached to the wiring device attachment adapter 1, and the switch 12 has two fixing screw holes 2e,
It is screwed at 2e. Also, (c) is the ground 2P
FIG. 2 is a diagram showing a state in which a double outlet 13 (a flat plate type outlet, a hook type outlet, a retaining type outlet, etc.) is attached to the wiring device attachment adapter 1;
The double outlet 13 has the fixing screw holes 2e on both upper stages,
2e and the lower fixing screw holes 2e and 2e. The wiring device module is an example, and of course, by disposing the fixing screw hole 2e at another location, a wiring device having a module other than the wiring device can be attached to the wiring device mounting adapter 1. is there.

[0018]

According to the present invention as set forth in claim 1 configured as described above, the D arranged on the mounting surface such as the inner surface of the board or the wall.
Wiring equipment can be attached to the IN rail very easily, and installation work of the installation equipment becomes very easy. Further, according to the present invention as set forth in claim 2, the work of installing the wire fitting is not required in the work of installing the wiring device, and the work of installation can be efficiently performed. Further, according to the present invention as set forth in claim 3, wiring instruments of different modules can be attached by one type of wiring instrument attachment adapter, and it is necessary to create a special wiring instrument attachment adapter for each module of the wiring instrument. Absent.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state in which a wiring device attachment adapter 1 according to an embodiment of the present invention is attached and fixed to a DIN rail 10.

FIG. 2 is a side view showing a state in which a wiring device 13 is screwed and fixed to the wiring device mounting adapter 1 of the embodiment of the present invention, and the wiring device mounting adapter 1 is mounted and fixed to the DIN rail 10.

FIG. 3 is a wiring device mounting adapter 1, a wiring device 13, and a DIN rail 10 according to an embodiment of the present invention before being mounted and fixed.
FIG.

FIG. 4 is a perspective view showing a wiring device mounting adapter 1 according to an embodiment of the present invention.

FIG. 5 is an exploded view showing a wiring device mounting adapter 1 according to an embodiment of the present invention.

FIG. 6 is a wiring device mounting adapter 1 according to one embodiment of the present invention.
The figure which shows the state which attached the different wiring accessories 11, 12, and 13 to each.

[Fig. 7] Wiring device 13 for mounting surface such as inner surface or wall surface of panel
The figure which shows the prior art example of the attachment fixed state.

FIG. 8 is a partial perspective view showing the wiring device 13.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wiring equipment mounting adapter 2 Plate part 2a Engagement piece 2b Electric wire insertion hole 2e Fixing screw hole 3 Sliding part 3a Engagement piece 4 Elastic means 10 DIN rail 10a DIN rail edge

Claims (3)

[Claims] 1. A plate part having a fixing screw hole for screwing and fixing a wiring device, and a slide part slidably fitted to the plate part, wherein each of the plate part and the slide part includes a DIN rail. An engaging piece that engages with the edge is provided, and the plate portion and the slide portion are connected by elastic means, and the DIN rail is secured by the engaging piece of the plate portion and the engaging piece of the slide portion. A wiring device mounting adapter characterized by being elastically clamped. 2. The wiring device mounting adapter according to claim 1, wherein the plate portion is provided with a wire insertion hole. 3. The wiring device mounting adapter according to claim 1, wherein a plurality of the fixing screw holes are provided so as to correspond to screw fixing of a plurality of types of wiring devices.