JPH07274349A - Plate frame and wiring accessory - Google Patents

Abstract

PURPOSE:To provide a plate frame and a wiring accessory in which the plate frame, a wiring accessory holding frame, and a plate can be fixed while keeping a predetermined positional relationship while allowing application to various types of wiring accessory holding frame. CONSTITUTION:The plate frame comprises a planar frame body 2, a raised edge 3 formed integrally with the flame body 2 on the periphery thereof with the forward end abutting on the surface of a building, a wiring accessory insertion hole 4 made in the center of the frame body, a pair of displaceable tongues 5 formed on the opposite sides of the insertion hole, and a protrusion 7 protruding forward from the tongue and engaged with a threaded plate fixing hole made in the holding frame abutting on the front face of the frame body.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring device and a wiring board.
TECHNICAL FIELD The present invention relates to a plate joint frame and a wiring device for floating and attaching a plate from a construction surface.

[0002]

2. Description of the Related Art If the wiring box is protruding from the building surface, you want to wire the wiring device to the partition wall, but if the partition wall is thin or if you want to use the embedded wiring device with exposed wiring, you need a high waist plate. , A general-purpose plate is used in combination with a plate joint frame. When a plate joint frame is used, it is convenient to use a general-purpose plate.
The plate joint frame is superposed on the wiring device holding frame and attached to the wiring box or the building material at the same time as the wiring device holding frame. Therefore, in order to correctly attach the plate joint frame, it is necessary to easily maintain the plate joint frame and the wiring device in a predetermined positional relationship.

As a conventional plate joint frame, those shown in FIGS. 7 and 8 are known. This is composed of a joint frame main body 61 on a flat plate, a standing edge 72 integrally formed from the periphery of the joint frame main body 71, and the tip of which abuts against the construction surface, and the joint frame main body 71
And a wiring device insertion hole 73 formed in the central portion thereof.
A protrusion 74 for positioning a wiring device holding frame (not shown) is provided in the vicinity of the four corners of the wiring device insertion hole 73 of the joint frame body 71.
Is formed. That is, by engaging the four corners of the wiring device holding frame with the protrusions 74, the positioning between them is attempted. Reference numeral 75 is a notch for screw escape for screwing the wiring device holding frame to a wiring box or the like.

[0004]

However, the above-mentioned prior art cannot cope with the positioning of various wiring tool holding frames. That is, since the wiring device holding frame has different outer dimensions depending on each manufacturer, it is not possible to form a projection suitable for the plate connecting frame on the plate connecting frame in the various wiring device holding frames. For this reason, the wiring device holding frame and the plate joint frame are attached without the positioning being performed well, and the plate joint frame and the plate are inclined and attached to deteriorate the appearance. There's a problem.

The present invention has been made to solve the above-mentioned conventional problems, and the plate joint frame, the wiring device holding frame and the plate can be attached while maintaining a predetermined positional relationship. Moreover, it is an object of the present invention to provide a plate joint frame and a wiring device that can be applied to various wiring device holding frames.

[0006]

According to a first aspect of the present invention, there is provided a joint frame main body on a flat plate, a standing edge integrally formed from the periphery of the joint frame main body, and a tip of which abuts against a construction surface, and a joint frame. Wiring device insertion hole formed in the central portion of the main body, and a pair of displaceable tongue pieces that are formed sandwiching the wiring device insertion hole of the joint frame body, and are arranged on the tongue piece and project forward to form a joint frame. It is a plate joint frame provided with a protrusion capable of engaging with a plate mounting screw hole of a wiring device holding frame which is brought into contact with a front surface of a main body.

In the present invention, the plate joint frame may be made of metal or resin. Further, the wiring device holding frame and plate used in combination may be made of metal or resin (the same applies to the following inventions).

According to a second aspect of the invention, in the invention according to the first aspect, the tongue piece is defined by a kerf communicating with a wiring device insertion hole formed in a central portion of the joint frame body, and construction is performed. A plate joint frame is characterized in that a screw engaging with a mounting hole for a material or a wiring box is configured to pass through a portion of a kerf.

According to a third aspect of the present invention, there is provided a wiring device body, a holding frame body for holding the wiring device body, a pair of plate mounting screw holes formed at upper and lower end portions of the holding frame body, and a construction material or A wiring device holding frame which includes a mounting hole to a wiring box, and in which the plate mounting screw hole can be engaged with a projection of the plate coupling frame when the plate mounting screw hole is disposed on the front surface of the plate coupling frame. A plate including a wiring device insertion hole exposing the front surface of the wiring device and a plate mounting screw hole of the wiring device holding frame through at least a part of the plate, thereby forming a plate. And a plate mounting screw for fixing the cable to the wiring device holding frame.

[0010]

According to the first aspect of the present invention, the projection of the plate joint frame is engaged with the plate mounting screw hole of the wiring device holding frame to position the wiring device holding frame, and further, if necessary. Temporarily fix it and screw the wiring device holding frame to the wiring box embedded in the wall surface. This makes
The joint frame is sandwiched between the wall surface and the wiring device holding frame. Then, the plate is screwed from the front side of the wiring device holding frame. At this time, the screw is screwed into the plate mounting screw hole of the wiring device holding frame and abuts on the projection of the plate joint frame,
Since the tongue provided with the protrusion can be displaced in the front-back direction, the tongue is pushed by the screw and escapes rearward. This makes
The screws are screwed in without any problem.

Since the size of the plate mounting screw hole of the wiring device holding frame is standardized, it can be applied to the wiring device holding frame of various shapes.

The operation of the invention described in claim 2 is basically the same as that of the invention described in claim 1. Further, according to the present invention, the length of the tongue is set so as not to contact the screw for mounting the wiring device holding frame, so that the notch for screw escape can be formed at the same time when the tongue is formed.

According to a third aspect of the present invention, in addition to the first aspect, a wiring device such as a switch or an outlet is mounted in advance on the wiring device holding frame.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 is a plate joint frame, with the main body 2,
It has legs 3 around the main body 2. Further, the main body 2 has a vertically long instrument insertion hole 4. And
Tongue pieces 5, 5 are provided on the front surfaces of both ends of the vertically long instrument insertion hole 4 in the longitudinal direction so as to be displaceable in the front-rear direction. In this embodiment, the grooves 6 are provided from the end of the vertically long instrument insertion hole 4 toward the end of the joint frame main body 2 to enable displacement. Protrusions 7, 7 are provided on the front side of the tongue piece 5.
Further, the standing edge 3 is provided with electric wire outlets 8, ... Which are thinly formed and can be arbitrarily cut. Further, in the present embodiment, continuous ribs 9 are formed between the inner surface of the leg of the instrument insertion hole 4 in the longitudinal direction and the rear surface of the front surface. That is, the ribs 9 ... Prevent the rising edge 3 of the plate joint frame from being deformed so as to bulge outward.

Next, 10 is a wiring device holding frame. The wiring device holding frame 10 is made of metal, for example, and has a vertically long device mounting hole 11 in the center. Also, the device mounting hole 11
In this embodiment, three sets of locking portions 12 for supporting the device are provided on both sides in the lateral direction of the. That is, the present embodiment is for a so-called continuous wiring device. Further, plate attachment screw holes 13, 13 are provided at both ends of the instrument attachment hole 11 in the longitudinal direction. The screw holes 13 and 13 are formed in such a size that the projection 7 of the plate joint frame 1 is engaged with the screw holes 13. The wiring device holding frame 10 is also provided with holes 15 for attaching to the wiring box 14 and the like. The holes 15 and 15 are formed in a crescent shape so that the mounting position can be adjusted. Reference numeral 16 is a screw for screwing the wiring device holding frame 10 as described above.

Reference numeral 20 denotes a wiring device, which is supported by the wiring device holding frame 10. The wiring device 20 may be any device such as a switch, an outlet, or a television connector, but the illustrated example is an outlet. In addition, this embodiment shows the case where one continuous wiring device having one module size is attached, but two or three may be attached, or one having two module size. May be combined. Further, three modules having a module size may be attached. In addition, wiring equipment holding frame for such wiring equipment
As a means for attaching to 10, known means can be used as appropriate. For example, in the present embodiment, since the wiring tool holding frame 10 made of metal is used, the locking parts 12 for supporting the tool are deformed by a driver or the like, and the base body and the cover of the wiring tool 20.
It is designed to be carried out by locking it to a metal fitting for coupling.

Reference numeral 30 designates a plate, which in this embodiment comprises an adapter 31 and a makeup plate 32. The adapter 31 is screwed to the front side of the wiring device holding frame 10 with screws 33, 33. That is, it has screw holes 34, 34 facing the screw holes 13, 13 of the wiring device holding frame 10, and screws 33, 33 are screwed into these screw holes 13, 13, 34, 34. The makeup plate 32 is adapted to be engaged with the adapter 31 by, for example, an engaging claw (not shown). A person skilled in the art can appropriately design the shape and position of such engaging claws. Of course, the adapter and the makeup plate may be integrally molded.

Next, the operation of this embodiment will be described. The wiring device 20 is previously attached to the wiring device holding frame 10 and the electric wire 41 is connected. Such a wiring device holding frame 10 is provided with its screw holes 13, 13
While being engaged with the projections 7 of the plate joint frame 1, the plate joint frame 1 is pressed against the wall surface 40 with the plate joint frame 1 facing the wall surface. Then, the wiring device holding frame 10 is screwed to the wiring box 14 through the crescent-shaped holes 15, 15. This makes
The joint frame 1 is sandwiched between the wall surface and the wiring device holding frame 10. At this time, the plate joint frame 1 and the wiring device holding frame 10 are positioned relative to each other, and when the wiring device holding frame 10 is screwed, the wiring device is caused by the frictional force between the plate joint frame 1 and the wall surface. Since the holding frame 10 does not rotate, the work is easy. Further, there is no displacement of the plate joint frame 1.

Next, the plate 30 is arranged from the front side of the wiring device holding frame 10 so as to cover the wiring device holding frame 10. In this embodiment, first, the screws 33, 33 are screw holes 13, 13,
Mount the adapter 31 by screwing it into 34, 34. At this time, the tips of the screws 33, 33 come into contact with the projections 6 of the plate joint frame 1, but the tongues 5, 5 are deformable, so if the screws 33, 33 are further screwed, Since the pieces 5 and 5 escape to the wiring box 14 side, they do not hinder the screw tightening. Next, the makeup plate 32 is attached to the adapter 31 using the engaging claws or the like as described above. As a result, the screws 33 and the like are attached to the decorative plate 32 while leaving the boss portion of the wiring device 20.
Covered in.

[0020]

As described above, according to the invention described in claim 1, the wiring tool holding frame and the plate joint frame can be positioned at the time of construction, so that the appearance can be finished well, and various types of products can be obtained. Can be applied to wiring equipment holding frames.

The invention according to claim 2 can further provide a plate joint frame which can be easily formed.

The invention described in claim 3 can provide a wiring device to which a wiring device can be attached in addition to the invention described in claim 1.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an assembled state of an embodiment of the present invention.

FIG. 2 is a front view of the plate joint frame of the embodiment.

FIG. 3 is a rear view of the plate joint frame.

4 is a cross-sectional view taken along the line A-A 'in FIG.

FIG. 5 is a sectional view of an essential part showing the operation of the embodiment.

FIG. 6 is a sectional view of an essential part showing the same operation.

FIG. 7 is a plan view showing a conventional device.

8 is a sectional view taken along line B-B ′ of FIG.

[Explanation of symbols]

1 ... Plate joint frame, 5, 5 ... Tongue piece, 7, 7 ... Protrusion, 10
… Wiring device holding frame, 13, 13… Screw holes, 30… Pre-
40, wiring box.

Claims (3)

[Claims] Claims: 1. A joint frame body on a flat plate; an upright edge integrally formed from the periphery of the joint frame body, the tip of which abuts against a construction surface; and a wiring device insertion hole formed in a central portion of the joint frame body. A pair of displaceable tongues sandwiching the wiring device insertion hole of the joint frame main body; a wiring device holding frame that is disposed on the tongues and protrudes forward and abuts against the front surface of the joint frame main body A plate connecting frame, comprising: a protrusion capable of engaging with a plate mounting screw hole. 2. The tongue piece is defined by a kerf communicating with a wiring device insertion hole formed in a central portion of the joint frame body,
2. The plate joint frame according to claim 1, wherein a screw engaging with a mounting hole to the construction material or the wiring box is configured to pass through a portion of the kerf. 3. A joint frame body on a flat plate, and an upright edge integrally formed from the periphery of the joint frame body, the tip of which is in contact with the construction surface.
Wiring device insertion hole formed in the central portion of the joint frame main body, a pair of displaceable tongue pieces formed sandwiching the wiring device insertion hole of the joint frame body, and protrusions that are disposed on the tongue piece and project forward A plate joint frame comprising: a wiring device body;
It includes a holding frame main body for holding the wiring equipment main body, a pair of plate mounting screw holes formed at both upper and lower end portions of the holding frame main body, and mounting holes for construction materials or wiring boxes. A wiring device holding frame in which a plate mounting screw hole is engageable with a projection of a plate joint frame when arranged on the front face; and a wiring device insertion hole exposing the front face of the wiring device. And a plate mounting screw for fixing the plate to the wiring device holding frame by engaging the plate mounting screw hole of the wiring device holding frame through at least a part of the plate. Wiring equipment characterized by having.