JP6736593B2 - Mounting frame for wiring equipment - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring device mounting frame for burying wiring devices on a construction surface such as a top plate of furniture or a wall of a building.

Conventionally, in order to bury wiring equipment on the construction surface such as the top plate of furniture and the wall of a building, an embedding hole is provided on the construction surface, and the wiring equipment embedded in the embedding hole is attached to the wiring equipment mounting frame. It is performed to attach a mounting frame for use on a construction surface (see Patent Document 1). To improve its appearance, the wiring device mounting frame is covered with a decorative plate.

The wiring device mounting frame has an opening on the front surface that exposes a functional surface of the wiring device (a surface provided with an outlet or a USB insertion port, a surface provided with a switch operation body, or the like). In order to make the wiring device attachable to and detachable from the wiring device mounting frame, the wiring device mounting frame is provided with a fixed piece and a flexible piece that face each other across the opening. Engaging claws that engage with the fixed piece and the flexible piece are provided on the side surface of the wiring device. When the wiring device is inserted into the opening of the wiring device mounting frame, the engaging claws of the wiring device are engaged with the fixing pieces and the flexible pieces of the wiring device mounting frame. As a result, the wiring device is attached to the wiring device mounting frame.

Further, an operation opening for exposing the fixing piece is provided on the front surface of the wiring device attachment frame. When removing the wiring device from the wiring device mounting frame, a tool such as a flat-blade screwdriver is inserted between the fixing piece and the wiring device through the operation opening. Then, by utilizing the principle of leverage, the wiring device is pushed toward the flexible piece to release the engagement between the engaging claw of the wiring device and the fixed piece. As a result, the wiring device is removed from the wiring device mounting frame.

JP, A, 2001-212523

However, the conventional wiring device mounting frame has a problem that a tool is required to remove the wiring device from the wiring device mounting frame.

Therefore, it is an object of the present invention to provide a wiring device mounting frame in which the wiring device can be detached from the wiring device mounting frame with a finger without using a tool.

In order to solve the above-mentioned problems, one aspect of the present invention is a wiring device mounting frame to which the wiring device is detachably mounted, which has an opening on the front surface that exposes a functional surface of the wiring device. engaged with the engaging pawl provided on the side of the instrument, a flexible and have a, and a pair of flexible pieces facing each other across the opening, provided on the front surface of the wiring accessory mounting frame, the front side From the front side of the wiring device attachment frame, the pair of the flexible portions are provided with an operation opening that exposes the distal end portion of the flexible piece so that the distal end portion of the flexible piece can be touched by the finger. For a wiring device, the piece is bent to the outside of the opening to release the engagement between the engaging claw of the wiring device and the flexible piece, and the wiring device is removed to the rear side of the wiring device mounting frame . It is a mounting frame.
Another aspect of the present invention is a wiring device mounting frame having an opening for exposing a functional surface of the wiring device on a front surface, to which the wiring device is detachably mounted, the mounting frame being provided on a side surface of the wiring device. At least one flexible piece that engages with the dowel and is provided on the front surface of the wiring device attachment frame so that a finger can touch the tip of the flexible piece from the front side. An operation opening for exposing the distal end portion of the flexible piece, and bending the flexible piece with a finger from the front side of the wiring device mounting frame to connect the engaging claw and the flexible piece of the wiring device. At least two openings are formed in the wiring device attachment frame so that the at least two wiring devices can be arranged in the longitudinal direction of the wiring device by releasing the engagement with the flexible piece, and a pair of the openings adjacent to each other. It is a mounting frame for wiring appliances which arranges a pair of said flexible pieces between them.

According to the present invention, the wiring device can be detached from the wiring device mounting frame with a finger without using a tool. Further, since the tip of the flexible piece is arranged in the operation opening of the wiring device mounting frame, it is possible that the finger accidentally touches the tip of the flexible piece and the wiring device is removed from the wiring device mounting frame. Can be prevented.

FIG. 3 is a perspective view of the wiring device mounting frame, the wiring device, and the decorative plate of the first embodiment of the present invention. It is a perspective view which shows the state which attached the attachment frame for wiring accessories of this embodiment to the table. It is an expansion perspective view of the installation frame for wiring accessories of this embodiment (FIG.3(a) is a front side perspective view, FIG.3(b) is a rear side perspective view). FIG. 4 is a detailed view of the wiring device attachment frame of the present embodiment (FIG. 4A is a plan view, and FIG. 4B is a sectional view taken along line bb of FIG. 4A ). It is sectional drawing which shows the procedure which attaches a wiring accessory to the attachment frame for wiring accessories of this embodiment. It is a figure which shows the state which attached the wiring appliance to the attachment frame for wiring appliances of this embodiment (FIG.6(a) is a top view, FIG.6(b) is the bb sectional view taken on the line of FIG.6(a)). .. It is sectional drawing which shows the procedure of attaching a USB outlet to the wiring device attachment frame of this embodiment. It is a figure which shows the state which attached the USB outlet to the attachment frame for wiring accessories of this embodiment (FIG. 8(a) is a top view, FIG. 8(b) is a sectional view taken along the line bb of FIG. 8(a)). ..

Hereinafter, a wiring device mounting frame (hereinafter, simply referred to as a mounting frame) according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. However, the mounting frame of the present invention can be embodied in various forms and is not limited to the embodiments described herein. This embodiment is provided with the intention of making it possible for those skilled in the art to fully understand the scope of the invention by sufficiently disclosing the specification.

FIG. 1 shows an example in which the mounting frame 1 according to the first embodiment of the present invention is mounted on a top plate 2 of a table. 3 is a wiring device such as an outlet, and 4 is a decorative plate. In the following, for convenience of description, the configuration of the mounting frame 1 will be described using the directions when the mounting frame 1 is viewed in plan, that is, the front-back, left-right, and up-down directions shown in FIG. Of course, the arrangement of the mounting frame 1 is not limited to such an arrangement.

A rectangular embedding hole 2a is formed in the top plate 2 of the table in a plan view. The wiring device 3 is embedded in the embedding hole 2a. A rectangular dug 2b larger than the embedding hole 2a is formed around the front surface of the embedding hole 2a. The attachment frame 1 is attached to the attachment seat 2c on the bottom surface of the dug 2b.

The wiring device 3 is detachably attached to the attachment frame 1. On the front surface of the mounting frame 1, openings 1a and 1b for exposing the functional surface of the wiring device 3 are formed. Through holes 1c for attaching the mounting frame 1 to the mounting seat 2c are formed at both ends of the mounting frame 1 in the left-right direction. Reference numeral 5 is a screw for attaching the attachment frame 1 to the attachment seat 2c.

The wiring device 3 includes a resin body 3a and a resin cover 3b joined together by a pair of metal assembly frames 3c. A pair of engaging claws 3d protrude from the left and right side surfaces of the wiring device 3, that is, the side end surfaces of the assembly frame 3c.

As shown in FIG. 2, the wiring device 3 and the mounting frame 1 are embedded in the top plate 2 of the table. The mounting frame 1 is covered by a decorative plate 4 placed on the top plate 2. The decorative plate 4 is detachably attached to the plurality of hooks 1d provided on the attachment frame 1. The decorative plate 4 has openings 4a and 4b that expose the wiring device 3.

3A shows a front side perspective view of the mounting frame 1, and FIG. 3B shows a rear side perspective view of the mounting frame 1. The mounting frame 1 includes a front panel 11 having openings 1a and 1b formed therein, and a rib 12 protruding rearward from the front panel 11. The rib 12 is formed in a frame shape around the openings 1a and 1b. The mounting frame 1 is made of resin, and the front panel 11 and the ribs 12 are integrally formed.

As shown in FIG. 3A, the front panel 11 has a rectangular shape that is long in the left-right direction. Two openings 1a and 1b are formed in the front panel 11 so that the wiring devices 3 can be arranged in the left-right direction, that is, in the longitudinal direction of the wiring device 3. The number of openings 1a and 1b may be one, two, or three or more according to the number of wiring devices 3.

Flexible pieces 14a to 14d having flexibility are integrally formed on the rib 12. The pair of flexible pieces 14a and 14b face each other across the opening 1a, and the pair of flexible pieces 14c and 14d face each other across the opening 1b. As shown in FIG. 3B, the base portions 15 of the flexible pieces 14 a to 14 d are formed integrally with the rib 12. The flexible pieces 14a to 14d are cantilevered. The rearward base portion 15 of the flexible pieces 14a to 14d is a fixed end (see FIG. 3B), and the front end portion 16 of the flexible pieces 14a to 14d is a free end (FIG. 3A). reference).

As shown in FIG. 3B, the flexible pieces 14a to 14d are substantially convex when viewed in the left-right direction. The engaging claws 3d of the wiring device 3 engage with the shoulders 17 of the flexible pieces 14a to 14d. A step 18a that engages with the front surface of the assembly frame 3c (see FIG. 1) of the wiring device 3 is formed on the head 18 of the flexible pieces 14a to 14d. An inclined surface 19 is formed on a side surface of each of the flexible pieces 14a to 14d that faces the engaging claw 3d of the wiring device 3. When the engaging claws 3d of the wiring device 3 come into contact with and follow the inclined surface 19, the flexible pieces 14a to 14d bend to the outside of the openings 1a and 1b.

As shown in the sectional view of FIG. 4B, the base portions 15 of the pair of flexible pieces 14b and 14c arranged between the adjacent openings 1a and 1b are integrally formed with each other. As described above, the base portion 15 is integrally formed with the rib 12. Therefore, the pair of flexible pieces 14b and 14c are Y-shaped in the cross-sectional view shown in FIG.

As shown in FIGS. 3(a), 3(b), and 4(b), receiving portions 21 projecting rearward from the front panel 11 are formed on both edges of the openings 1a and 1b of the front panel 11. It When the wiring device 3 is attached to the mounting frame 1, the assembly frame 3c (see FIG. 1) of the wiring device 3 comes into contact with the receiving portion 21, and the forward movement of the wiring device 3 is restricted. Then, the engaging claws 3d of the wiring device 3 are engaged with the shoulders 17 of the flexible pieces 14a to 14d, and the backward movement of the wiring device 3 is restricted. Further, the wiring device 3 fits into the openings 1a and 1b of the mounting frame 1, and the movement of the wiring device 3 in the horizontal direction and the vertical direction is restricted.

As shown in FIG. 3A, the front panel 11 is formed with operation openings 22a to 22c for exposing the distal end portions 16 of the flexible pieces 14a to 14d. The operation opening 22a is arranged on the left side of the opening 1a, the operation opening 22b is arranged between the openings 1a and 1b, and the operation opening 22c is arranged on the right side of the opening 1b.

The tip ends of the flexible pieces 14a to 14d are arranged so that they can be swung with a finger from the front side of the front panel 11. As shown in FIGS. 4A and 4B, the front surface 11a of the front panel 11 and the end surfaces 16a of the tip portions 16 of the flexible pieces 14a to 14d are arranged on substantially the same plane.

As shown in FIG. 4(a), a gap 24 is provided between the wall surfaces 22a1, 22b1, 22c1 of the operation openings 22a-22c on the side of the openings 1a, 1b and the flexible pieces 14a-14d. The gap 24 is provided for facilitating the flexible pieces 14a to 14d to be flexed with a finger and for inserting a tool such as a flat-blade screwdriver. The width of the portions of the operation openings 22a to 22c on the side of the openings 1a and 1b is smaller than the width of the portions where the flexible pieces 14a to 14d are arranged so that the tool can be positioned.

The procedure for attaching and detaching the wiring device 3 to and from the mounting frame 1 will be described below with reference to FIGS. 5 and 6. First, as shown in FIGS. 5A and 5B, one engagement claw 3d of the wiring device 3 is engaged with the shoulder portion 17 of the one flexible piece 14d, and the other of the wiring device 3 is engaged. The engaging claw 3d is moved forward (upward in FIG. 5B) along the inclined surface 19 of the other flexible piece 14c. By moving the engaging claw 3d along the inclined surface 19, the flexible piece 14c moves to the outside of the opening 1b (left side in FIG. 5B) and bends. When the engaging claw 3d of the wiring device 3 gets over the inclined surface 19 of the flexible piece 14c, the flexible piece 14c is restored and the engaging claw 3d rides on the shoulder portion 17 of the flexible piece 14c. Thereby, as shown in FIGS. 6A and 6B, the wiring device 3 is attached to the attachment frame 1.

As shown in FIG. 5C, first, the other engaging claw 3d of the wiring device 3 is engaged with the shoulder portion 17 of the other flexible piece 14c, and then one engaging claw of the wiring device 3 is engaged. Even if 3d is moved forward (upward in FIG. 5C) along the inclined surface 19 of the one flexible piece 14d, the wiring device 3 can be attached to the attachment frame 1.

When removing the wiring device 3 from the mounting frame 1, the flexible pieces 14a to 14d are bent from the front side of the mounting frame 1 through the operation openings 22a to 22c to the outside of the openings 1a and 1b (see FIG. 3). .. Thereby, the engagement between the flexible pieces 14a to 14d and the engagement claw 3d of the wiring device 3 can be released. Here, both the pair of flexible pieces 14a, 14b or 14c, 14d facing each other across the openings 1a, 1b may be bent, or one of them may be bent.

FIG. 7A and FIG. 7B show a procedure for attaching a USB outlet as a wiring device to the attachment frame 1. Even if the wiring device 31 is a USB outlet, the installation procedure is the same. That is, one engaging claw 31d of the wiring device 31 is engaged with the shoulder portion 17 of the one flexible piece 14d, and the other engaging claw 31d of the wiring device 31 is attached to the inclined surface 19 of the other flexible piece 14c. Along the front direction (upward direction in FIG. 7A). By moving the engaging claw 31d along the inclined surface 19, as shown in FIG. 7B, the flexible piece 14c moves to the outside of the opening 1b (left side of FIG. 7B) and bends. Mu. Then, the flexible piece 14c is restored, and the engaging claw 31d engages with the shoulder portion 17 of the flexible piece 14c (see FIG. 8B). As a result, the wiring device 31 is attached to the attachment frame 1. The procedure for removing the wiring device 31 from the mounting frame 1 is the same as that for the wiring device 3.

The configuration of the mounting frame 1 of this embodiment has been described above. According to the mounting frame 1 of this embodiment, the following effects are exhibited.

According to the mounting frame 1 of the present embodiment, the wiring devices 3 and 31 can be removed from the mounting frame 1 with a finger without using a tool. Further, since the tip portions 16 of the flexible pieces 14a to 14d are arranged in the operation openings 22a to 22c of the mounting frame 1, the fingers accidentally touch the tip portions 16 of the flexible pieces 14a to 14d, and the mounting frame 1 It is possible to prevent the wiring device 3 from coming off.

Since the front surface 11a of the mounting frame 1 and the end surface 16a of the tip portion 16 of the flexible pieces 14a to 14d are arranged on substantially the same plane, the flexible pieces 14a to 14d can be easily operated. Further, it is possible to prevent the decorative plate 4 from hitting the flexible pieces 14a to 14d.

Since the rib 12 protruding rearward from the front panel 11 is provided and the base portion 15 of the flexible pieces 14a to 14d is integrally formed with the rib 12, cantilevered flexible pieces 14a to 14d can be formed.

Since the pair of flexible pieces 14a, 14b or 14c, 14d face each other across the openings 1a, 1b, the pair of flexible pieces 14a, 14b or 14c, 14d can be bent, and the wiring devices 3, 31 can be attached to the mounting frame. It can be easily removed from 1.

Since the base portions 15 of the pair of flexible pieces 14b, 14c arranged between the pair of adjacent openings 1a, 1b are integrally formed with each other, the width between the pair of adjacent openings 1a, 1b can be narrowed, The mounting frame 1 can be downsized.

Since the gap 24 is provided between the flexible pieces 14a to 14d and the wall surfaces 22a1, 22b1 and 22c1 on the side of the openings 1a and 1b of the operation openings 22a to 22c, the flexible pieces 14a to 14d can be easily bent with a finger, It is also possible to bend the flexible pieces 14a to 14d by the lever principle using a tool.

It should be noted that the present invention is not limited to being embodied in the above embodiments, and can be embodied in various embodiments without departing from the spirit of the present invention.

In the above embodiment, an example in which the mounting frame is mounted on the top plate of the table has been described, but the mounting frame may be mounted on the wall surface, floor surface, or ceiling of the building. In this case, the mounting frame can be attached to an embedding box embedded in the wall surface of a building or the like.

In the above embodiment, a plurality of wiring devices are arranged in the attachment frame in the width direction of the wiring device, but a plurality of wiring devices can be arranged in the attachment frame in the width direction of the wiring device.

As the wiring device, an outlet, a switch, a USB outlet, an information outlet (a communication system modular outlet, a TV outlet), or the like can be used.

In the above-described embodiment, the end face of the tip of the flexible piece is arranged on substantially the same plane as the front surface of the wiring device mounting frame, but the end face of the tip of the flexible piece is arranged more than the front face of the wiring device mounting frame. It can also be placed in front. This makes it easier to operate the flexible piece with a finger.

DESCRIPTION OF SYMBOLS 1... Wiring device mounting frames 1a, 1b... Opening 2... Table top plate 3... Wiring device 3d... Wiring device engaging claws 4... Decorative plate 11... Front panel 11a... Front face 12... Ribs 14a-14d... Flexible Piece 15... Base portion 16 of flexible piece... Tip portion 16a of flexible piece... End surfaces 22a to 22c of tip portion of flexible piece... Operation opening 31... Wiring device 31d... Engaging claw of wiring device

Claims (6)

A wiring device mounting frame to which the wiring device is detachably mounted, having an opening on the front surface that exposes the functional surface of the wiring device,
Engaged with the engaging pawl provided on the side surface of the wiring devices, flexible and have a, and a pair of flexible pieces facing each other across the opening,
An operation opening provided on the front surface of the wiring device mounting frame, exposing the tip of the flexible piece so that a finger can touch the tip of the flexible piece from the front side,
A pair of said flexible piece with a finger from the front side of the wiring accessories for the mounting frame to deflect on the outside of the opening to release the engagement between the engaging pawl and the flexible piece of the wiring accessories, the A wiring device mounting frame for removing the wiring device to the rear side of the wiring device mounting frame. A wiring device mounting frame to which the wiring device is detachably mounted, having an opening on the front surface that exposes the functional surface of the wiring device,
At least one flexible piece that engages with an engaging claw provided on the side surface of the wiring device and has flexibility,
An operation opening provided on the front surface of the wiring device mounting frame, exposing the tip of the flexible piece so that a finger can touch the tip of the flexible piece from the front side,
Bending the flexible piece from the front side of the wiring device mounting frame with a finger to release the engagement between the engaging claw of the wiring device and the flexible piece ,
At least two openings are formed in the wiring device mounting frame so that at least two wiring devices can be arranged in the longitudinal direction of the wiring device.
A wiring device mounting frame in which a pair of the flexible pieces are arranged between a pair of openings adjacent to each other . The end surface of the tip end portion of the flexible piece is arranged on substantially the same plane as the front surface of the wiring equipment mounting frame, or the end surface of the tip end portion of the flexible piece is arranged from the front surface of the wiring equipment mounting frame. The mounting frame for wiring equipment according to claim 1 or 2 , characterized in that it is also arranged in the front. Providing a rib protruding rearward from the front panel of the wiring device mounting frame in which the opening is formed,
Wiring accessory mounting frame according to any one of claims 1 to 3, characterized in that integrally formed a base of the flexible piece to the rib. The base of the previous SL flexible pieces of a pair, the mounting frame for the wiring device according to claim 2, characterized in that integrally formed with each other. The wiring device mounting frame according to claim 1, wherein a gap is provided between a wall surface of the operation opening on the opening side and the flexible piece.

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