JP2002199545A - Wiring accessory mounting frame - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wiring accessory mounting frame capable of preventing a defect when housing and mounting wiring accessories to the inside of a frame body. SOLUTION: The wiring accessory mounting frame 11 is equipped with a frame body 19 of a square frame shape, and a screw retaining part 14 is provided on the left inside wall 24 of the frame body 19. The screw retaining part 14 is capable of retaining a mounting screw 15. The mounting screw 15 retained by the screw retaining part 14 is provided so as to be positioned on the front side of the frame body 19. The screw retaining part 14 is provided in such a manner that it can be broken off for removal or bent from the frame body 19 in order to prevent it from making contacting with the wiring accessories housed and mounted in the frame body 19.

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 frame which is disposed behind a wall material in a building and to which a wiring device can be mounted with mounting screws.

[0002]

2. Description of the Related Art Conventionally, in order to mount a wiring device such as an outlet on a surface of a wall material in a building, a wiring device mounting frame having a rectangular frame shape has a rear side of the wall material with its opening facing the wall material side. It is installed in. The wiring device mounting frame includes a rectangular frame-shaped frame main body, and wiring device mounting portions project inward from inner surfaces of a pair of side walls opposed to each other above and below a peripheral wall. A mounting hole facing forward is formed in each wiring device mounting portion, and a female screw portion to which a male screw of a mounting screw can be screwed is formed on an inner peripheral surface of each mounting hole.

In order to mount the wiring device using the mounting screw in the wiring device mounting frame having the above-described configuration, first, a pair of upper and lower insertion holes formed in the holding frame holding the wiring device is inserted into the mounting hole. Insert the mounting screw. By screwing the male screw of the mounting screw into the female screw portion, the wiring device is mounted on the wiring device mounting frame via the holding frame.

However, there is a problem that the mounting screws must be separately prepared at the time of mounting the wiring device, which is very troublesome. In view of this, holding projections constituting screw holding portions are juxtaposed at three places on the inner surface of the peripheral wall of the frame main body at regular intervals, and one of the mounting screw shafts is held between adjacent holding projections. It was suggested to let. When the wiring device is mounted on the wiring device mounting frame, the mounting screw is used by being removed from between the holding projections.

[0005]

However, when the screw holding portion is protruded from the inner surface of the peripheral wall of the frame main body to the inside of the frame main body, when the wiring device is accommodated inside the frame main body, the wiring device and the screw holding portion are not provided. And the screw holding portion closes a part of the opening of the frame main body, and there is a problem that it becomes difficult to perform an operation of housing the wiring device in the frame main body.

The present invention has been made by paying attention to such problems existing in the prior art. It is an object of the present invention to provide a wiring device mounting frame provided with a screw holding portion that can eliminate a problem at the time of housing and mounting a wiring device inside a frame main body.

[0007]

According to a first aspect of the present invention, there is provided a wiring device mounting frame for mounting a wiring device on a peripheral wall of a frame body. A screw holding portion capable of holding a screw is provided, and the screw holding portion is provided so as to position the held mounting screw on the front side of the frame main body, and is provided with the wiring device attached to the frame main body. In order to prevent contact, it is provided so as to be removed from the frame main body or move to the rear side of the frame main body.

According to a second aspect of the present invention, there is provided the wiring device mounting frame according to the first aspect, wherein the opening of the frame main body is made to face the front side of the wall material installed in front of the frame main body. When the wall material is cut off by the wall material cutting means so as to make a through hole in the wall material, the screw holding portion is provided from the front side of the frame body so as to prevent the wall material cutting means from contacting with the screw holding portion. It is provided at a retracted position.

According to a third aspect of the present invention, there is provided the wiring device mounting frame according to the first or second aspect, wherein the screw holding portion is provided so as to be removable from the frame main body by bending. is there.

According to a fourth aspect of the present invention, in the wiring device mounting frame according to the first or second aspect, the screw holding portion is configured such that a connecting portion between the screw holding portion and the peripheral wall can be bent. It is provided so that it can be moved to the rear surface side of the frame main body by bending the screw holding portion around the connection portion.

According to a fifth aspect of the present invention, in the wiring device mounting frame according to the first or second aspect, the screw holding portion is formed of a member separate from the frame main body. It is provided detachably with respect to the main body, and is provided so as to be removable by removing the screw holding portion attached to the frame main body from the frame main body.

According to a sixth aspect of the present invention, in the wiring device mounting frame, a screw holding portion capable of holding a mounting screw for mounting a wiring device to the frame body is provided on a peripheral wall of the frame main body.
When the wall material is cut off by the wall material cutting means so that a through hole for making the opening of the frame body face the front side of the wall material installed in front of the frame body is cut off by the wall material cutting. In order to prevent contact between the means and the screw holding portion, the screw holding portion is provided at a position retracted from the inner surface of the peripheral wall to the outer surface side of the peripheral wall. The screw is provided so as to be movable around the connecting portion between the screw holding portion and the peripheral wall so that the screw is positioned on the front side of the frame body.

According to a seventh aspect of the present invention, in the wiring device mounting frame according to the sixth aspect, a rotation mechanism is provided between a base end of the screw holding portion and the peripheral wall, and the screw holding portion is provided. The portion is provided so as to be rotatable around a rotation mechanism.

According to an eighth aspect of the present invention, in the wiring device mounting frame according to the sixth or seventh aspect, the screw holding portion is located at a position retracted from the inner surface of the peripheral wall to the outer surface side of the peripheral wall. It is provided to be arranged, and is formed so as to be able to hold the mounting screw on the outer surface side of the peripheral wall.

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings. (First Embodiment) As shown in FIG.
1 includes a frame body 19 made of a metal plate having a substantially square frame shape,
On the peripheral wall of the frame main body 19, a screw holding portion 14 capable of holding a mounting screw 15 for mounting a wiring device (not shown) to the frame main body 19 is provided. The screw holding portion 14 is provided so as to position the held mounting screw 15 on the front side of the frame main body 19. Furthermore, in order to prevent contact with the wiring device attached to the frame main body 19, it is provided so as to be able to be removed from the frame main body 19 or moved to the rear side of the frame main body 19. In addition,
In the present embodiment, the wiring device has a concept including an outlet, a switch, a television terminal, a modular jack, and the like.

First, the frame main body 19 will be described. The frame main body 19 is formed by punching and removing a substantially rectangular metal plate so that the other portion where the screw holding portion 14 is formed remains. It is formed in a frame shape. Also,
Outer walls 21 are bent at the upper edge, lower edge, and left edge of the metal plate, and the upper and lower outer walls 21 are formed with cutouts at their distal ends so that wires such as bind wires 26a can be bound. Further, an inner wall 22 is bent substantially perpendicularly to the metal plate at an inner peripheral edge of the opening formed in the metal plate, and the outer wall 21 and the inner wall 22 form the frame body 1.
Nine peripheral walls are formed.

From the lower edges of the opposite central portions of the upper and lower inner side walls 22, wiring device mounting portions 28 are respectively provided to protrude into the frame main body 19, and each wiring device mounting portion 28 is provided on the opening side of the frame main body 19. Is formed. On the inner peripheral surface of each mounting hole 28a, a female screw portion (not shown) in which a female screw to which the male screw of the mounting screw 15 can be screwed is formed.

At the upper and lower ends of the left outer wall 21, a pair of fixed projections 16 each having a tapered tip are formed by cutting outwardly and substantially perpendicularly to the left outer wall 21. ing. Then, as shown by the broken line in FIG.
As shown in FIG. 4, the wiring fixture mounting frame 11 can be mounted on the pillar 12 by inserting each fixing protrusion 16 into the pillar 12 erected in the building.
Also, as shown in FIG.
Are formed at three places, and fixing screws (not shown) are fixed to the columns 12 through the fixing holes 17, so that the fixing protrusions 16 are formed.
At the same time, the wiring device mounting frame 11 is configured to be mountable on the pillar 12. Further, in the mounted state, as shown in FIG. 5, a wall material 13 is installed in front of the wiring device mounting frame 11, and the wiring device mounting frame 11 is installed behind the wall material 13.

Next, the screw holding portion 14 will be described. As shown in FIGS. 1 and 2, the screw holding portion 14 has a holding portion main body 14a having a square plate shape. The holding portion main body 14a projects from the lower end edge of the central portion of the left inner wall 22 to the inside of the frame main body 19 in a state having a predetermined width along the length direction of the left inner wall 22. The screw holding portion 14 is disposed at a position where the flat portion of the holding portion main body 14 a faces the opening of the frame main body 19 and is retracted from the front side of the frame main body 19.

A wall material cutting means 37 shown in FIG. 3 is provided between the front surface of the holding portion body 14a and the front end surface of the frame body 19.
A space is secured to allow movement along the inner peripheral surface of the inner side wall 22 of the non-excision part 40 formed at the tip of the drill bit 38 constituting.

Further, as shown in FIG.
The central portion of the base end of a is notched and removed along the length direction of the left inner wall 22, and the cutout portion simplifies the work of folding or bending the holding portion main body 14 a from the frame main body 19. Auxiliary means for achieving this is configured. And
The holding portion main body 14a is connected to the left inner wall 22 at two locations at the upper and lower ends of the base end portion, and the holding portion main body 14a is bent and cut to connect the holding portion main body 14a to the frame body 19.
It is configured to be able to be removed from.

At the center of the holding body 14a, a pair of first and second opposite faces are formed by cutting the upper center and lower center of the holding body 14a into a square shape toward the center of the holding body 14a. One protruding piece 14b is formed, and the first protruding piece 14b is
It protrudes to the front side of. Further, the holding section main body 14a
The left and right sides thereof are cut in a square shape toward the center of the holding body 14a to form a pair of second
A projecting piece 14c is formed, and the second projecting piece 14c is provided so as to project from the front face of the holding portion main body 14a to the front face side of the frame main body 19.

The tip of each second projecting piece 14c is the first
It is bent and formed in a state of bulging in an arc shape toward the protruding piece 14b. Then, the first and second projections 14 are attached to the holding portion main body 14a.
The screw holding part 14 is formed by forming b and 14c. In the holding part body 14a, a pair of first
Between the left end face of the protruding piece 14b and the second protruding piece 14c on the left side, and between the right end face of the pair of first protruding pieces 14b and the second protruding piece 1 on the right side.
The mounting screws 15 are respectively formed so as to be able to be held between the mounting screws 4c and the holding screws 15 so that the held mounting screws 15 are prevented from coming out forward by the bulging portions. In a state where the pair of mounting screws 15 are held by the holding portion main body 14a, each mounting screw 15 is disposed on the front side in the frame main body 19.

The wall material cutting means 37 is, as shown in FIG.
A drill bit 38 is provided that can cut the wall material 13 by rotating the cutting tool 37a. The piercing bit 38 is composed of a cutting blade portion 39 formed so as to be able to cut the wall material 13 by rotation of the bit shaft 38a, and a non-cutting portion 40 provided on the tip side of the cutting blade portion 39. Things. The base end side (the right end side in FIG. 3) of the bit shaft 38a has a substantially columnar shape, and is provided with a shank 38b that can be attached to the distal end of a cutting tool 37a indicated by a two-dot chain line in FIG. The length of the non-cut portion 40 in the length direction of the bit shaft 38 a is formed to be slightly shorter than the length between the front surface of the holding portion main body 14 a and the front end face of the frame main body 19.

In the drill bit 38 having the above-described configuration, the wall material cutting means 37 is configured by setting the shank 38b on the distal end side of the cutting tool 37a, and the drill bit 38 can be rotated by the cutting tool 37a. Have been.

A method for mounting a wiring device using the wiring device mounting frame 11 will be described. First, as shown in FIG. 4, the wiring device mounting frame 11 is fixed to the column 12 by the fixing projection 16 so that the front end surface of the frame body 19 and the front surface of the column 12 are flush.
, And the cable 26 is drawn into the frame main body 19. Then, in a state where the cable 26 is held by the binding wire 26 a, the binding wire 26 a is locked to the cutout portion of the outer wall 21 and bound, and the cable 26 is fixed to the frame body 19. Next, as shown in FIG. 5, the wall member 13 is installed at a position in front of the wiring device mounting frame 11, and the wiring device mounting frame 11 is arranged behind the wall material 13.

Next, a hole through which the drill bit 38 can pass is formed at an arbitrary position in the opening of the wiring device mounting frame 11 from the front side of the wall material 13, and the non-cutting portion 40 and the cutting blade portion are formed in the hole. Insert 39. Then, the drill bit 38 is rotated by the cutting tool 37a, and while the wall material 13 is cut by the cutting blade 39, the drill bit 38 is moved toward the peripheral wall via the cutting tool 37a, and the non-cut portion 40 is moved to the inner surface of the inner wall 22. Contact.

Next, the drill bit 38 is moved along the inner peripheral surface of the inner wall 22, and the wall material 13 is cut off by the drill bit 38. At this time, as shown in FIG. 5, the holding portion main body 14 a protrudes into the frame main body 19 from a position retracted from the front end surface of the left inner wall 22. Therefore, when the drill bit 38 moves, the drill bit 38 is prevented from contacting the screw holding portion 14. And the drill bit 3
As shown in FIG. 6, through-cutting of the wall member 13 of FIG. 8 results in a through hole 31 formed in the wall member 13 along the inner peripheral shape of the opening of the wiring device mounting frame 11, and the opening of the frame body 19 is opened. Is wall material 1
Face the front side of 3.

Subsequently, a hand is inserted into the frame main body 19 through the through hole 31 and the mounting screw 15 held by the screw holding portion 14 is inserted.
And remove them with fingers. At this time, screw holding part 1
4, that is, since the mounting screws 15 are arranged on the front side of the frame main body 19, the mounting screws 15 can be picked up with fingers without inserting a hand deep into the frame main body 19.

After removing the pair of mounting screws 15 from the screw holder 14, the holder main body 14a is picked with a finger.
The work of bending in the front-rear direction is repeated to break off the frame body 19. At this time, since the holding section main body 14a is connected to the left inner wall 22 only at the upper and lower ends of the base end, the above-described folding operation is easily performed. The holding unit body 14a
May be bent rearward around the connecting portion between the left inner wall 22 and the base end of the holding portion main body 14a and moved to the rear side of the frame main body 19 without being folded off from the frame main body 19.

Finally, as shown in FIG.
And the wiring frame 33 is held by the holding frame 32. At this time, in order to simplify the connection work between the wiring device 33 and the cable 26, the binding wire 2 is used.
6a may be removed.
May be left as it is. And mounting screws 15 from the insertion holes 34 formed at both upper and lower ends of the holding frame 32 to the female screw portion.
And the wiring device 33 is mounted on the wiring device mounting frame 11 via the holding frame 32. At this time, since the screw holding portion 14 is removed from the inside of the frame main body 19, when the wiring tool 33 is accommodated in the frame main body 19, the wiring tool 33 comes into contact with the screw holding portion 14, This eliminates the problem that the opening of the frame main body 19 is closed and the wiring device 33 cannot be housed in the frame main body 19.

Further, when the decorative plate for covering the opening of the wiring device mounting frame 11 is attached to the surface of the wall material 13 with the wiring device 33 facing the front side of the wall material 13,
The wiring device 33 is attached to the surface of the.

The effects exerted by the first embodiment will be described below.・ After removing the mounting screw 15 from the screw holder 14,
The holding part body 14a constituting the screw holding part 14 is
9 so as to be able to be removed or bent. Therefore, unlike the case where the screw holding portion 14 is protruded into the frame main body 19, when the wiring device 33 is accommodated and attached to the wiring device mounting frame 11, the screw holding portion 14
The wiring device 33 can be easily mounted on the wiring device mounting frame 11 by eliminating problems such as contact with the wiring device and obstruction of housing.

The screw holding portion 14 is provided on the front side of the frame main body 19 on the inner surface of the left inner wall 22, so that the mounting screw 15 held by the screw holding portion 14 is arranged on the front side of the frame main body 19. For this reason, the screw holding portion 14 is protruded from the rear end of the left outer wall 21, and the mounting screw 15 is
Unlike the case where the hand is held at the back of the
The mounting screw 15 can be easily picked with a finger without being inserted into the inner side, and can be easily removed from the screw holding portion 14.

Since the holding portion main body 14a is connected to the left inner wall 22 only at the upper and lower end edges of the base end, the entire base end of the holding portion main body 14a is connected to the left inner wall 22. In this case, the holding portion main body 14a can be easily cut or bent as compared with the case of FIG. Therefore, the work of removing or bending the screw holding portion 14 from the frame main body 19 can be performed quickly, and the work of mounting the wiring device 33 to the wiring device mounting frame 11 can be shortened.

By punching and removing the metal plate so that the holding portion main body 14a remains in the frame main body 19, the frame main body 19 is formed in a rectangular frame shape, and the holding portion main body 14a is cut and raised to form the first and the second frames. The screw holding portion 14 is formed by forming two projecting pieces 14b and 14c. Therefore, the holding portion main body 14a is formed separately from the frame main body 19, and the left inner side wall 2 is formed.
The manufacturing process of the wiring device mounting frame 11 can be simplified as compared with the case where the wiring device mounting frame 11 is provided by bonding or the like.

The screw holding portion 14 is provided on the inner surface of the left inner side wall 22 so as to protrude into the frame main body 19 from a position retracted from the front end surface of the frame main body 19. Therefore, screw holding part 1
The drill bit 38 can be moved along the inner peripheral surface of the inner side wall 22 without contacting the inner peripheral wall 4. Therefore, the through hole 31
The drilling operation can be performed smoothly, and the frame body 1
The work of perforating the through-hole 31 along the opening 9 in the wall material 13 can be easily performed.

It is not necessary to check the position of the screw holding portion 14 and move the cutting tool 37a and the drill bit 38 while avoiding the screw holding portion 14. Therefore, the cutting tool 37a and the drill bit 38 need only be moved along the inner peripheral surface of the inner wall 22 from the front side of the wall material 13, and the work of drilling the through hole 31 can be simplified.

(Second Embodiment) In the second embodiment, differences from the first embodiment will be mainly described. Screw holding portion 1 of wiring device mounting frame 11 of the second embodiment shown in FIG.
4 will be described. The screw holding portion 14 is the holding portion main body 1.
4a. The holding portion main body 14 a extends from the lower end edge of the central portion of the left inner wall 22 to the left outer wall 21 with a predetermined width along the length direction of the left inner wall 22, and further extends a predetermined length toward the rear side of the frame main body 19. It is formed to extend. In addition,
Between the base end of the holding portion main body 14a and the lower end edge of the left inner side wall 22, a folding or bending assisting means is configured as in the first embodiment.

The first and second protruding pieces 14b and 14c are formed by cutting and raising the holding portion main body 14a into the frame main body 19, respectively, and the tip surfaces of the first and second protruding pieces 14b and 14c are respectively formed on the left inner wall. 22 is disposed at a position receding outward from the inner surface of the motor 22. Then, the screw holding portion 14 is connected to the left inner side wall 22.
The frame body 19 is provided at a position retracted from the inner surface to the outer surface.
The mounting screw 15 held by the screw holding portion 14 does not protrude into the frame main body 19 from the inner surface of the left inner side wall 22.

When the wiring device mounting frame 11 is not used, the screw holding portion 14 is arranged at a position along the inner surface of the left inner wall 22, that is, at a position retracted outward from an extension of the inner surface of the left inner wall 22. . When the mounting screw 15 is removed from the screw holding portion 14, as shown by a two-dot chain line in FIG.
By bending the connecting portion between the base end portion of 4a and the left inner wall 22 into the frame main body 19 around the bending center, the plane portion is configured to be movable so as to face the opening side of the frame main body 19.

Further, in order to return the screw holding portion 14 to its original state, the screw holding portion 14 is framed by bending the holding portion main body 14a rearward about the connecting portion between the holding portion main body 14a and the left inner wall 22. The main body 19 is configured to be movable to the rear side. The base end portion of the holding portion body 14a and the left inner wall 22 are engaged with each other in an engagement relationship, and the screw holding portion 14 is fixed to the frame body 1 around the engagement portion as a rotation center.
9 may be provided movably to the opening side or the rear side.

Now, the wiring device mounting frame 11 of the second embodiment will be described.
First, the wiring device mounting frame 11 is disposed on the back side of the wall material 13, and the through hole 31 is formed by the perforation bit 38 along the inner peripheral shape of the opening of the frame main body 19. At this time, since the holding portion main body 14a does not protrude inward from the extension surface of the inner surface of the left inner wall 22 into the frame main body 19, the drill bit 38 is guided to the inner circumferential surface of the inner side wall 22 without contacting the screw holding portion 14. A through hole 31 is formed in the wall member 13 so as to have a shape along the inner peripheral shape of the opening of the wiring device mounting frame 11.

Subsequently, a hand is inserted into the frame main body 19 through the through-hole 31 and the holding portion main body 14a is pinched by a finger to form the frame main body 19.
The screw holding part 1
Each of the mounting screws 15 held at 4 is pinched and removed with a finger.

Next, the holder main body 14a is cut off from the frame main body 19 and removed. Alternatively, the holding portion main body 14a is
May be rotated to the rear surface side, that is, to the left outer wall 21 side, and may be disposed again at a position retracted outward from the extension surface of the inner surface of the left inner wall 22. Then, as in the first embodiment, the work of attaching the wiring device 33 to the wiring device mounting frame 11 is performed using the mounting screw 15 as in the first embodiment.

Therefore, the wiring device mounting frame 1 of the second embodiment
According to 1, the holding portion main body 14 a is provided at a position retracted from the inner surface of the left inner wall 22 to the outer surface side of the left inner wall 22, and does not protrude into the frame main body 19. Therefore, when the through hole 31 is formed in the wall member 13, even if the perforation bit 38 is inserted all the way into the frame main body 19, it is prevented from coming into contact with the screw holding portion 14, and the inner periphery of the opening of the wiring device mounting frame 11 is prevented. The through-hole 31 having a shape following the shape can be reliably and easily formed in the wall material 13.

The present embodiment can be embodied with the following modifications. -It is good also as wiring equipment attachment frame 11 provided with screw holding part 14 shown in Drawing 9. The screw holding portion 14 is a holding portion main body 14a.
The holding portion main body 14a is formed to extend a predetermined length from the lower end edge of the central portion of the left inner wall 22 to the rear surface side of the frame main body 19 in a state having a predetermined width along the length direction of the left inner wall 22. I have. The first and second projecting pieces 14b and 14c are formed by cutting and raising the holding portion main body 14a to the outside of the frame main body 19, that is, toward the left outer wall 21, and the mounting screws 15 held by the screw holding portion 14 are also formed by the frame main body. 19 is held on the outer surface of the left inner wall 22. The inner surface of the left inner wall 22 is formed flush.

When the wiring device mounting frame 11 is not used, the screw holding portion 14 has its back surface disposed as a left inner wall 22 in the frame main body 19. Then, the mounting screw 15 is connected to the screw holding portion 1.
When it is removed from the frame body 4, as shown by a two-dot chain line in FIG. 9, the connecting portion between the base end of the holding portion main body 14a and the left inner wall 22 is turned 180 degrees toward the inside of the frame main body 19 around the bending center. Thus, the first and second projecting pieces 14b and 14c are arranged so as to protrude into the frame main body 19, and the mounting screws 15 are arranged inside the frame main body 19. The base end of the holding portion body 14a and the left inner wall 22 are engaged with each other in an engagement relationship, and the screw holding portion 14 is pivoted about the engagement portion so that the screw holding portion 14 is on the opening side or the rear surface of the frame body 19. It may be provided movably to the side.

After the mounting screw 15 has been removed from the screw holder 14, the holder main body 14a may be removed from the frame main body 19 by removing it.
May be arranged at a position along the inner surface of the left inner side wall 22 by rotating to the rear surface side.

Therefore, when the through hole 31 is formed in the wall member 13, the first and second projections 14b and 14c and the mounting screw 15 are formed.
Are arranged on the outer surface of the left inner side wall 22, so that even if the drill bit 38 is
The through hole 31 having a shape along the inner peripheral shape of the opening of the wiring device mounting frame 11 can be reliably and easily formed in the wall member 13 without contact with the wall member 13.

The wiring device mounting frame 11 having the screw holding portion 14 shown in FIG. 10 may be used. The screw holding part 14
It is formed of a separate member from the frame body 19 and is provided detachably with respect to the frame body 19. As shown in FIG. 11, a holding part main body 14 constituting the screw holding part 14
“a” has a rectangular plate shape, and engagement projections 35 constituting a rotation mechanism are respectively provided outwardly from one end of the upper and lower outer end faces facing each other. On the other hand, a pair of bearings 36 are protruded from the lower end surface of the central portion of the left inner side wall 22 at a predetermined interval as a rotating mechanism, and each bearing 36 has an engaging hole 36a in which the engaging protrusion 35 can be engaged. Are formed to form a rotating mechanism.

As shown in FIG. 10, the engaging projections 35 are respectively engaged with the engaging holes 36a, and the holding portion main body 14a is rotatable with respect to the left inner wall 22, that is, the frame main body 19. Installed. Screw holding part 14 is frame body 1
By rotating the holding portion main body 14 a toward the front side of the frame main body 19 in a state where the mounting section 9 is mounted on the frame 9, each mounting screw 15 can be arranged on the front side of the frame main body 19.

Therefore, as shown in FIG. 11, the screw holding portion 14 can be removed from the frame main body 19 by releasing the engagement between the engagement projection 35 and the engagement hole 36a.
The work of removing the screw holding portion 14 can be simplified as compared with the case where the screw holding portion 14 is cut off from the left inner side wall 22, and the work of attaching the wiring device 33 to the wiring device mounting frame 11 can be shortened. Can be achieved.

As shown in FIG. 12, the holding portion main body 14 a is extended from the lower ends of the central portions of the upper and lower inner side walls 22 as the peripheral walls of the frame main body 19 via the wiring fixture mounting portion 28. FIG.
As shown in FIG. 3, first and second projecting pieces 14b and 14c are cut and raised on the rear surface on the base end side of the holding portion main body 14a to form the screw holding portion 14, and the first and second projections 14b and 14c are formed.
The mounting screws 15 may be held on the rear surface of the holding portion main body 14a by the projecting pieces 14b and 14c. The holding unit body 14
The base end of “a” and the outer surface of the wiring device mounting portion 28 are connected at two places. Further, the magnet holding projections 18 are cut and raised at three positions on the front surface on the distal end side of the holding portion main body 14a, and the magnets 18a are held between the magnet holding projections 18.

Then, the holding portion main body 14a may be bent toward the front side of the frame main body 19 with the base end of the holding portion main body 14a as the center of bending, and the mounting screw 15 may be arranged so as to face inward of the frame main body 19. . After the mounting screw 15 is removed from the screw holding portion 14, the holding portion main body 14a may be broken off from the wiring device mounting portion 28. In the case of such a configuration, the magnet 18a is detected by the magnet detector from the front side of the wall member 13 so that the wiring device mounting frame 1 on the back side of the wall member 13 is detected.
1 can be accurately detected. Therefore, the through-hole 31 can be formed at a position corresponding to the wiring device mounting frame 11.

In each of the embodiments, the notch is removed along the length direction of the left inner wall 22 between the base end of the holding portion main body 14a and the left inner wall 22 to constitute the auxiliary means. The notch between the base end of the body 14a and the left inner wall 22 may not be removed and the auxiliary means may not be provided. Alternatively, the auxiliary means is formed by cutting out and removing a plurality of portions between the base end portion of the holding portion main body 14a and the left inner wall 22 at predetermined or arbitrary intervals along the length direction of the left inner wall 22. May be. Further, auxiliary means may be formed by cutting off the upper and lower sides of the base end of the holding portion main body 14a so as to connect the central portion of the base end of the holding portion main body 14a to the left inner wall 22.

In each embodiment, the screw holding portion 14 is provided at a position retreated from the front side of the frame main body 19 of the left inner wall 22, but inward along the front end face of the frame main body 19 of the left inner wall 22. You may provide the holding | maintenance part main body 14a.

The entire rear side of the upper inner side wall 22, the lower inner side wall 22, and the right inner side wall 22 is bent outward, and further bent toward the rear side of the frame body 19, and the respective inner side walls 22 are bent. The screw holding portion 14 may be formed by forming the first and second projecting pieces 14b and 14c on the inner surface or the outer surface of the distal end portion.

In the first embodiment, the holding portion main body 14a is bent by hand, and the screw holding portion 14 is cut off from the frame main body 19, but is held by using a cutting tool such as a cutter knife, a nipper, scissors, and pliers. The frame body 19 is
And may be removed by cutting.

In each of the embodiments, the frame main body 19 is provided with a pair of wiring device mounting portions 28 vertically opposed to each other, and the pair of mounting screws 15 is held by the screw holding portion 14. The frame main body 19 may be provided with a screw holding portion 14 that can be provided as a pair or more and can hold the mounting screw 15 by an amount corresponding to the wiring device mounting portion 28.

In each embodiment, the screw holding portion 14 is formed on the left inner wall 22, but the screw holding portion 14 is formed on any one of the upper inner wall 22, the lower inner wall 22, and the right inner wall 22. Is also good. The wiring device mounting frame 11 may be formed of a synthetic resin material.

In each embodiment, the cutting tool 37a and the drill bit 38 are used as the wall material cutting means 37, but a saw, an electric saw, a thread saw, a cutter knife, or the like may be used as the wall material cutting means 37.

Further, the technical ideas that can be grasped from the above embodiment will be described below. Auxiliary means is provided between the base end of the screw holding portion and the peripheral wall on which the screw holding portion is provided to facilitate removal of the screw holding portion from the frame body or simplification of the bending operation. Claims 1 to 4 and Claims 6 to 8
The wiring device mounting frame according to any one of the above. In the case of such a configuration, the work of removing the screw holding portion from the frame main body by the auxiliary means or the work of bending the screw holding portion from the front side to the rear side of the frame main body can be performed quickly, and The mounting work to the frame body can be performed quickly.

[0064]

As described above in detail, according to the present invention, the following effects can be obtained. According to the wiring device mounting frame according to the first aspect of the present invention, it is possible to eliminate troubles in housing and mounting the wiring device inside the frame main body.

According to the wiring device mounting frame of the second aspect of the present invention, in addition to the effect of the first aspect of the present invention, the movement of the wall material cutting means while cutting off the wall material is performed by the screw holding portion. This can be performed without contact, and the work of forming a through hole in the wall material can be easily performed.

According to the wiring device mounting frame of any one of the third to fifth aspects of the present invention, in addition to the effects of the first or second aspect of the present invention, the screw holding portion can be provided with a frame. The operation of removing from the main body or the operation of bending the screw holding portion can be easily and promptly performed.

According to the wiring device mounting frame according to any one of claims 6 to 8, it is possible to eliminate troubles in housing and mounting the wiring device inside the frame main body. . Further, the wall material cutting means can be moved without contacting the screw holding portion, and the work of drilling a through hole in the wall material can be easily performed.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a wiring device mounting frame according to a first embodiment.

FIG. 2 is a cross-sectional view taken along line 2-2 of FIG. 1 showing the wiring device mounting frame of the first embodiment.

FIG. 3 is a side view showing wall material cutting means.

FIG. 4 is a front view showing a state in which the wiring device mounting frame according to the first embodiment is mounted on a pillar.

FIG. 5 is a side sectional view showing a state in which a wall material is cut off by a drill bit.

FIG. 6 is a front view showing a state in which a screw holding portion has been removed from the wiring instrument mounting frame.

FIG. 7 is a side cross-sectional view showing a state where the wiring device is mounted with mounting screws.

FIG. 8 is a sectional view showing a wiring device mounting frame according to a second embodiment.

FIG. 9 is a cross-sectional view showing another example of a wiring device mounting frame and a screw holding portion.

FIG. 10 is a partial perspective view showing another example of a wiring device mounting frame and a screw holding portion.

FIG. 11 is a partially exploded perspective view showing another example of a wiring device mounting frame and a screw holding portion.

FIG. 12 is a front view showing another example of a wiring device mounting frame.

FIG. 13 is a bottom view showing another example of a wiring device mounting frame.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 11 ... Wiring fixture mounting frame, 13 ... Wall material, 14 ... Screw holding part, 15 ... Mounting screw, 19 ... Frame main body, 21, 22 ... Outer side wall and inner side wall forming peripheral wall, 31 ... Through-hole, 33 ... Wiring Tools, 35: engagement projections forming a rotation mechanism, 36a: engagement holes forming a rotation mechanism, 37: wall material cutting means.

Claims (8)

[Claims] A screw holding portion capable of holding a mounting screw for mounting a wiring device to the frame main body is provided on a peripheral wall of the frame main body, and the screw holding portion attaches the held mounting screw to the frame main body. Wiring device mounting provided so as to be positioned on the front side and movably provided to the rear side of the frame main body so as to be removed from the frame main body to prevent contact with the wiring device mounted on the frame main body. frame. 2. The wall material is cut off by wall material cutting means so that a through hole for making an opening of the frame body face the front side of the wall material installed in front of the frame body. 2. The wiring device mounting frame according to claim 1, wherein the screw holding portion is provided at a position retracted from a front side of the frame main body so as to prevent contact between the wall material cutting means and the screw holding portion. 3. The wiring device mounting frame according to claim 1, wherein the screw holding portion is provided so as to be removable from the frame main body by bending. 4. The screw holding portion is provided such that a connecting portion between the screw holding portion and the peripheral wall is bendable, and can be moved to the rear side of the frame body by bending the screw holding portion around the connecting portion. The wiring device mounting frame according to claim 1, wherein the wiring device mounting frame is provided in a frame. 5. The screw holding portion is formed of a member separate from the frame main body, is provided to be detachable from the frame main body, and removes the screw holding portion attached to the frame main body from the frame main body. The wiring device mounting frame according to claim 1, wherein the wiring device mounting frame is removably provided. 6. A peripheral wall of the frame body is provided with a screw holding portion capable of holding a mounting screw for attaching a wiring device to the frame body, and the frame is provided on a front side of a wall material installed in front of the frame body. When the wall material is cut by the wall material cutting means so as to form a through hole for facing the opening of the main body in the wall material, screw holding is performed to prevent contact between the wall material cutting means and the screw holding portion. The part is provided at a position retracted from the inner surface of the peripheral wall to the outer surface side of the peripheral wall, and when the mounting screw is removed from the screw holding part, the screw holding part is positioned so that the mounting screw is located on the front side of the frame body. A wiring device mounting frame provided movably around a connection portion between the wiring device and the peripheral wall. 7. A screw mechanism according to claim 6, wherein a rotation mechanism is provided between a base end of the screw holding section and the peripheral wall, and the screw holding section is provided so as to be rotatable around the rotation mechanism. The described wiring device mounting frame. 8. The screw holding portion is provided to be disposed at a position retracted from an inner surface of the peripheral wall to an outer surface side of the peripheral wall,
The wiring device mounting frame according to claim 6, wherein the mounting screw is formed on an outer surface side of the peripheral wall so as to be able to hold the mounting screw.