JPH11214066A - Retaining fixture for wall board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a retaining fixture for wall board which is easy to be inserted into the opening portion of the wall board and good in workability. SOLUTION: The main body 1 of a retaining fixture A for wall board is formed into approximately square shape frame-like, among the frame portion constituting the main body 1 both side frame portions 2 confronting in the width direction of the main body 1 are folded nearly into a right angle toward the back face side of an opening portion (21). Since both side frame portions 2 are folded so that the width direction measure of the main body 1 is made small, when the main body 1 is inserted into the opening portion (21), only tilting in back and forth direction is required and no tilting in the width direction is required so that the insertion can be conducted substantially straight and easily to the opening portion (21). Moreover, by folding both side frame portions 2, the width of the main body 1 can be lessened as holding strength.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting bracket for a wall plate to which a wiring device is mounted via a mounting frame.

[0002]

2. Description of the Related Art Conventionally, a mounting fixture A "for a wall plate to which a wiring device 40 such as an outlet is attached via an attachment frame 30.
As shown in FIG.
06029 gazette). As shown in FIG. 13, an opening 21 is provided by notching a part of a wall plate 20 formed of a gypsum board or the like into a rectangular shape.
A mounting bracket A ″ for the wall plate is attached to the opening edge on the back side of the first mounting plate 1.

As shown in FIG. 12, a main body 1 of a mounting fixture A "for a wall plate formed by punching a thin metal plate has a substantially central opening having an opening corresponding to the shape of the opening 21 as shown in FIG. It is formed in the shape of a letter, and has an upper frame portion 3a facing vertically and a lower frame portion 3b and side frame portions 2 facing left and right. The portion is provided with a ridge 8 over about a half circumference so as to improve the bending strength of the mounting fixture A "for the wall plate. The upper frame portion 3a and the lower frame portion 3b each have an L-shape. Connecting piece 6
The connecting piece 6 is provided with a screw hole 7 into which the box screw 22 is screwed. At the base end of the L-shaped connecting piece 6, a wall plate mounting holding bracket A ″ is formed with an opening 21.
A contact piece 6a is formed which is in contact with the upper end of the inner peripheral surface and the lower end of the inner peripheral surface of the opening 21 when it comes into contact with the opening edge on the back side. A support piece 9 is integrally provided from the side of the connection piece 6 protruded from the lower frame portion 3b, and a claw 10 having a sharp lower end is integrally provided at the tip of the support piece 9. I have. 9a
Is a notch in which the end of the tool a is hooked and locked when the claw 10 is moved by deforming the support piece 9 with the tool a such as a flathead screwdriver.

[0004] Each of the side frame portions 2 and 2 is provided with bent pieces 4 and 4 formed in a substantially triangular frame shape so that the bent pieces 4 and 4 are deformed in a pantograph style when the pulling operation is performed. A locking piece 5 is integrally provided at the tip. A pair of protruding pieces 4a are integrally formed to protrude inward from the inner ends of the side frame portions 2 and 2. The two protruding pieces 4a are substantially opposed to each other along the side frame portion 2. The V-shaped protruding pieces 4b are respectively extended, and the bent pieces 4 are formed in a substantially triangular frame shape with the protruding pieces 4b.

[0005] The locking piece 5 is formed integrally between the tips of the protruding pieces 4b. The protruding piece 4b is formed in a narrow band shape narrower than the side frame portion 2. When the holding piece 5 is lifted outwardly at right angles to the side frame portion 2, the protruding piece 4b is formed.
Is to be transformed into a pantograph type. In the above configuration, when mounting the wall plate mounting fixture A ″ on the back side opening edge of the opening 21 provided in the wall plate 20, first, as shown in FIG.
Are projected in a direction orthogonal to the side frame portions 2 and 2, and the contact piece 6 a at the base end of the connecting piece 6 provided on the upper frame portion 3 a contacts the upper end of the inner peripheral surface of the opening 21 and the lower portion. As shown in FIGS. 14B and 14C, the contact piece 6 a at the base end of the connecting piece 6 provided on the frame 3 b contacts the lower end of the inner peripheral surface of the opening 21. Then, the bent pieces 4 and 4 are bent and the locking pieces 5 are arranged as shown in FIG.
Is brought into contact with the opening edge of the opening 21 on the surface side.

Next, as shown in FIG. 14 (e), the support piece 9 is deformed by a tool a such as a flathead screwdriver and the nail 10 is pierced into the lower end of the inner peripheral surface of the opening 21 so that the wall plate is inserted into the opening 21. The mounting retainer A ″ is mounted in a temporarily fixed state. Then, as shown in FIG.
The mounting frame 30 to which the “0” is attached is disposed in the opening 21, and the connection provided on the upper frame portion 3 a and the lower frame portion 3 b of the wall plate mounting holding fixture A ″ temporarily fixed from the outer surface of the mounting frame 30. Piece 6
By screwing a box screw 22 into the screw hole 7 and tightening it, the wiring device 40 is mounted together with the mounting frame 30 in the opening 21 via the wall plate mounting retainer A ″.
The mounting bracket A "for the wall plate and the mounting frame 30 are connected to each other, and the edge of the wall plate 20 provided with the opening 21 is sandwiched between the mounting bracket A" for the wall plate and the mounting frame 30. The mounting bracket A "for the wall plate is permanently fixed.

[0007]

However, in the above-mentioned prior art, since the size of the wall plate mounting bracket A "is larger than the size of the opening 21, as shown in FIG. It is necessary to incline the fitting A "when inserting it into the opening 21, and it is difficult to insert the fitting A", and the mounting frame 30 can be attached to the wall board mounting holding fitting A "only after the fitting A" is inserted into the opening 21. And the workability is not good.

By the way, it is also possible to fix the mounting frame 30 to the surface side of the opening 21 of the wall plate 20 by using a scissor fitting 50 as shown in FIG. That is, the hook claws 51, 51 formed in a hook shape are inserted into the hook holes 32,
32, and the box screw 22 inserted into the elongated screw insertion hole 31 of the mounting frame 30 is screwed into the screw hole 52 of the scissor fitting 50 as shown in FIG. The peripheral edge of the opening 21 of the wall plate 20 is sandwiched between the mounting frame 30 and the scissors fitting 50. Thus, the scissors metal fitting 50 can be locked and fixed to the mounting frame 30 before being inserted into the opening 21. However, the size of the opening 21 is smaller than that of the wall board mounting holding metal A ". There is a shortcoming that there is little room for this, and that it is necessary to use scissors fittings of different dimensions depending on the thickness of the wallboard.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems, and it is an object of the present invention to provide a wall plate mounting holding member which can be easily inserted into an opening of a wall plate and has good workability.

[0010]

According to a first aspect of the present invention, in order to achieve the above-mentioned object, a wiring device is disposed at an opening edge on the back side of an opening provided in a wall plate, and a wiring device is provided through a mounting frame. A mounting bracket for a wall plate to be attached, comprising a main body formed in a substantially rectangular frame shape, and folding both side frame portions of the frame portions constituting the main body in the width direction of the main body. The width of the main body can be reduced while maintaining the strength by bending both side frames, and as a result, the mounting holding plate for the wall plate can be formed without tilting in the width direction. It can be inserted into the opening and is easy to insert. Moreover, it is possible to attach a mounting frame before inserting into the opening, and the workability is improved.

According to a second aspect of the present invention, in the first aspect of the present invention, both side frames are bent toward the back side of the opening. The invention according to claim 3 is characterized in that, in the invention according to claim 1, both side frame portions are bent toward the surface side of the opening, and both side frame portions can be placed on the inner peripheral surface of the opening. It is possible to prevent the holding plate for mounting the wall plate from falling off or being displaced.

[0012] The invention of claim 4 is the invention of claim 1 or 2 or 3.
In the invention according to the invention, a pantograph-shaped bent piece protruding toward at least one of the side frame parts opposed to at least one side frame part, and a bent piece drawn out from the back side to the front side of the opening are opened. And a locking piece provided at the tip of the bending piece so as to lock to the opening edge on the front side of the part, wherein the bending piece deforming in a pantograph manner abuts the inner peripheral surface of the opening. And the locking pieces provided at the front end of the bent piece are respectively brought into contact with the opening edge on the surface side of the opening, so that the wall plate mounting holding metal can be temporarily fixed to the opening. , Construction becomes easier.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, at least one of the narrow strip-shaped fixing pieces that abuts along the inner side surface of the opening and the surface side opening edge in a bent state. It is characterized by being protruded from the side frame so that it can be bent freely, and a narrow strip-shaped fixing piece bent along the inner surface of the opening and the opening edge on the front side contacts the inner surface of the opening and the opening edge on the surface side. The contact makes it possible to temporarily fix the wall plate attachment holding fitting to the opening, thereby facilitating construction.

According to a sixth aspect of the present invention, in any one of the first to fifth aspects of the present invention, the inner peripheral portion of the opening is formed in a frame portion of the frame portion constituting the main body, the frame portion facing in a direction substantially orthogonal to the width direction of the main body. It is characterized in that a claw that is deformed so as to pierce the surface is provided, and by temporarily deforming this claw and piercing the inner peripheral surface of the opening, the wall plate mounting retainer can be temporarily fixed to the opening. It can be done easily.

According to a seventh aspect of the present invention, in any one of the first to sixth aspects, the main body is formed in a size corresponding to a series of mounting frames standardized for an embedded wiring device. It is characterized by. The invention according to claim 8 is characterized in that in the invention according to any one of claims 1 to 6, the main body is formed in a size corresponding to a double mounting frame standardized for an embedded wiring device. I do.

According to a ninth aspect of the present invention, in any one of the first to sixth aspects of the present invention, the main body is formed in a size corresponding to a triple mounting frame standardized for an embedded wiring device. It is characterized by.

[0017]

(Embodiment 1) FIG. 1 shows Embodiment 1 of the present invention. However, since the basic configuration of the present embodiment is the same as that of the conventional example, common portions are denoted by the same reference numerals and description thereof is omitted, and only the features that are characteristic of the present embodiment will be described.

In the present embodiment, of the frame portions constituting the main body 1 formed in a substantially rectangular frame shape, both side frame portions 2 and 2 facing the width direction of the main body 1 are substantially formed on the back side of the opening 21. It is characterized by being bent at right angles. Thus, the width of the main body 1 can be made smaller than that of the conventional example by bending both side frame portions 2 and 2. After the main body 1 is formed by punching a thin metal plate, both side frames 2, 2 facing the main body 1 in the width direction are bent toward the back side of the opening 21, thereby forming the wall plate mounting retainer A. Is done. Here, in the present embodiment, the main body 1 has a size corresponding to a mounting frame standardized for an embedded wiring device (for example, a mounting frame of a large-sized continuous wiring device specified in JIS C 8375). It is formed.

Next, referring to FIG.
The procedure for arranging the opening 21 on the back side opening edge of the opening 21 will be described. First, as shown by an arrow in FIG. 2B, the main body 1 is inserted into the opening 21 from the upper frame 3a. Next, as shown by an arrow in the same figure, the main body 1 inserted into the opening 21 has the screw holes 7 provided in the connecting pieces 6 of the upper frame 3a and the lower frame 3b facing the opening 21. Slide down to the position. Then, as shown by the arrow in FIG. 3B, the main body 1 is pulled out to the front (the surface side of the opening 21), and the base ends of the connecting pieces 6, 6 of the upper frame 3a and the lower frame 3b are brought into contact. The piece 6a is brought into contact with the inner peripheral surface of the opening 21. Next, each bent piece 4 protruding from the both side frame parts 2, 2
4, the locking pieces 5, 5 are brought into contact with the opening edge on the front surface side of the opening 21 as shown in FIG. Furthermore, the support piece 9 is deformed by a tool such as a flathead screwdriver,
The wall plate mounting holder A is temporarily fixed to the opening 21 by piercing the claw 10 projecting from the connecting piece 6 on the lower frame 3b side into the lower end of the inner peripheral surface of the opening 21.

Then, the mounting frame 30 having the wiring device 40 such as an outlet mounted thereon is covered with the opening 2 so as to cover the opening 21.
1 and the box screw 22 for temporarily fixing the box screw 22 inserted through the screw insertion hole 31 of the mounting frame 30 to the wall plate.
Is screwed into the screw hole 7 of the connecting piece 6 provided on the upper frame portion 3a and the lower frame portion 3b, and tightened into the opening 21 through the wall plate mounting holding member A together with the mounting frame 30 and the wiring device. 40
Is attached. In other words, the wall plate mounting press fitting A and the mounting frame 30 are interconnected, and the wall plate mounting press fitting A
By holding the opening edge of the wall plate 20 provided with the opening 21 with the mounting frame 30, the wall plate mounting holding metal A is permanently fixed. In addition, bent pieces 4 and 4 for temporary fixing
Is returned to the edge of the opening 21 if necessary after the wall plate mounting fixture A is completely fixed.

In the present embodiment, since the width of the main body 1 is reduced by bending both side frame parts 2 and 2, when the main body 1 is inserted into the opening 21 as described above. It is not necessary to incline in the width direction only by inclining in the front-back direction.
Can be inserted almost straight into the device and can be easily inserted. Moreover, there is also an advantage that the width of the main body 1 can be reduced while maintaining the strength by bending the side frame portions 2 and 2. Furthermore, since the strength of both side frame parts 2 and 2 is maintained by bending, even if the box screw 22 for fixing the mounting frame 30 is tightened, the wall plate mounting holding metal A is not deformed, The position of the screw hole 7 of the connecting piece 6 and the position of the screw insertion hole 31 of the mounting frame 30 can be prevented from shifting.

In this embodiment, the main body 1 does not have to be tilted in the width direction when the main body 1 is inserted into the opening 21. Therefore, depending on the thickness of the wall plate 20, the main body 1 is inserted into the opening 21 as shown in FIG. Before the mounting, the upper (or lower) portion of the mounting frame 30 can be temporarily fixed to the connecting piece 6 of the upper frame portion 3a (or the lower frame portion 3b) with the box screw 22. And subject 1
Is inserted into the opening 21 and positioned, and then the box screw 22 temporarily fixed is tightened, so that the mounting board 30 and the upper frame 3a (or the lower frame 3b) of the main body 1 allow the wall plate 20 to be fixed. It can be clamped and temporarily fixed. Therefore, it is not necessary to perform temporary fixing with the bent pieces 4 and 4 and the claw 10, thereby facilitating the construction.
0, it is possible to fix more securely than in the case of temporary fixing, and it is possible to prevent the wall plate mounting holding metal A from falling off in the opening 21 during construction. Needless to say, there is no need to return the bent pieces 4 and 4 to the edge of the opening 21 after the construction, thereby saving the construction. In addition, compared with the conventional scissors fitting 50, the wall plate mounting holding fixture A of the present embodiment has a larger contact area with the wall plate 20, and the fixing strength due to the shape of the opening 21 and the material of the wall plate 20. Impact on the vehicle can be reduced.

(Embodiment 2) FIG. 4 shows Embodiment 2 of the present invention.
Is shown. This embodiment is characterized in that the main body 1 'is formed in a size corresponding to a double mounting frame (not shown) standardized for an embedded wiring device, and the other configurations are implemented. Since the third embodiment is common to the first embodiment, the same reference numerals are given to the common parts, and the description will be omitted.

The upper frame 3a 'and the lower frame 3b' of the main body 1 '
Are provided with two connecting pieces 6 each having a screw hole 7, and only one of the connecting pieces 6, 6 is provided with a support piece 9 and a claw 10 integrally therewith. Next, a procedure for arranging the present embodiment at the opening edge on the back surface side of the opening 21 will be described with reference to FIG. First, the main body 1 ′ is inserted into the opening 21 from the upper frame 3 a ′ as shown by the arrow in FIG. Next, as shown by the arrow in FIG. 2B, the main body 1 ′ inserted into the opening 21 is screwed into the connecting holes 6 of the upper frame 3 a ′ and the lower frame 3 b ′. Slide down to the position facing 21. Then, FIG.
As shown by the arrow, the main body 1 'is pulled out to the front (on the surface side of the opening 21), and the contact piece 6a at the base end of each connecting piece 6 of the upper frame 3a' and the lower frame 3b 'is opened. 21 is brought into contact with the inner peripheral surface. Next, the bent pieces 4, 4 protruding from the both side frame portions 2, 2 are bent to bring the locking pieces 5, 5 into contact with the front edge of the opening 21 as shown in FIG. . Further, the supporting piece 9 is deformed by a tool such as a flathead screwdriver, and the nail 10 protruding from the connecting piece 6 on the lower frame portion 3b 'side is pierced into the lower end of the inner peripheral surface of the opening 21 so that a wall is formed in the opening 21. The plate mounting retainer A is mounted in a temporarily fixed state.

By the way, in the present embodiment, it is not necessary to incline the main body 1 ′ in the width direction when inserting the main body 1 ′ into the opening 21.
Depending on the thickness of the wall plate 20, the upper frame 3a '(or the lower frame 3) may be inserted before the main body 1' is inserted into the opening 21 as shown in FIG.
The upper (or lower) portion of the mounting frame 30 can be temporarily fixed to the connecting piece 6 of b ′) by the box screw 22. Then, after inserting the main body 1 ′ into the opening 21 and positioning the main body 1 ′, if the box screw 22 temporarily fixed is tightened,
The mounting frame 30 and the upper frame 3a 'of the main body 1' (or the lower frame 3
b ′) and the wall plate 20 can be temporarily fixed. Here, two mounting frames corresponding to two of the mounting frames 30 can be mounted on the mounting bracket A for the wall plate of the present embodiment, and as shown in FIG. It is also possible to mount two consecutive mounting frames 30 side by side.

In this embodiment, the main body 1 'of the wall plate mounting bracket A is formed to have dimensions corresponding to two mounting frames. Similarly, three mounting frames or four or more mounting frames are provided. The main body may be formed in a size corresponding to the frame. (Embodiment 3) FIG. 7 shows Embodiment 3 of the present invention. However, since the basic configuration of this embodiment is the same as that of the first embodiment, the common parts are denoted by the same reference numerals, and description thereof is omitted.

In the present embodiment, a narrow strip-shaped fixing piece 11 extends inward from the inner end of one side frame 2 constituting the main body 1.
The feature is that it protrudes integrally. However, a bent piece 4 is provided on the other side frame portion 2 as in the first embodiment.
Since the gripping piece 12 is integrally provided at the tip of the fixing piece 11 and the fixing piece 11 is formed narrower than the side frame portion 2, the gripping piece 12 can be easily folded by hand. Is available. The gripping piece 12 is the fixed piece 11
The fixed piece 11 is formed to be wider than the fixed piece 11 so as to be easily grasped when the fixing piece 11 is bent by the finger.

After the main body 1 is inserted and positioned in the opening 21 in the same manner as in the first embodiment, the bent piece 4 of the one side frame 2 is bent as shown in FIG. 5 is brought into contact with the opening edge on the front side of the opening 21, and the gripping piece 12 is gripped to bend the fixing piece 11 so as to abut along the inner side surface of the opening 21 and the opening edge on the front side, thereby mounting the wall plate. The holding member A is temporarily fixed to the wall plate 20. The bent piece 4 and the fixed piece 11 for temporary fixing are
As in the first embodiment, after the wall plate mounting fixture A is fully fixed, it is returned to the edge of the opening 21 as necessary.

(Embodiment 4) FIG. 9 shows Embodiment 4 of the present invention.
Is shown. The present embodiment is characterized in that the bending direction of both side frame portions 2 and 2 is set to the surface side of the opening 21, and the other configuration is common to the first embodiment. And the description is omitted. As in the first embodiment, the main body 1 is formed by punching a thin metal plate, and then both side frame portions 2 and 2 facing the width direction of the main body 1 are bent toward the surface side of the opening 21 to form the wall plate. Mounting bracket A is configured. In addition, both end portions of the bent side frame portions 2 are cut out, and the longitudinal size of the side frame portions 2 is substantially the same as or at least shorter than the longitudinal size of the opening 21.

When the main body 1 is inserted into the opening 21 and then pulled out to the surface side of the opening 21 in the same manner as in the first embodiment, the lower edges of the side frame portions 2 are positioned below the opening 21. The main body 1 is placed on the inner peripheral surface, and positioning and temporary fixing of the main body 1 are performed simultaneously. For this reason, it is possible to prevent the holding plate A for mounting the wall plate from falling off or being displaced. Further, as compared with the first embodiment, the amount of protrusion of the side frame portions 2 and 2 toward the back surface side of the wall plate 20 can be reduced, and as shown in FIG. There is also an advantage that workability for a so-called thin wall with a narrow gap can be improved.

By the way, as described above, the temporary fixing of the main body 1 is performed by placing the lower end edges of both side frame portions 2 and 2 on the lower inner peripheral surface of the opening 21. As described above, it is not necessary to make the contact piece 6a at the base end of the connecting piece 6 contact the inner peripheral surface of the opening 21. Therefore, as shown in FIG. 10, it is possible to make the shape of the connecting piece 6 flat, and it is not necessary to form (cut and raise) an L-shaped complicated shape as in the first embodiment, thereby reducing costs. There is an advantage that can be achieved.

In this embodiment, the case where the main body 1 is formed to have a size corresponding to a single mounting frame 30 is illustrated. However, as shown in FIG. 11, the main body 1 'is formed to have a size corresponding to two mounting frames. Even in the case of supporting three or more dimensions, the same effect as that of the present embodiment can be obtained by bending both side frame portions 2 and 2 facing the width direction of the main body 1 ′ toward the surface side of the opening 21. It is possible.

[0033]

According to the first aspect of the present invention, there is provided an attachment holding metal fitting for a wall plate, which is provided at an opening edge on the back surface side of an opening provided in the wall plate and to which a wiring device is attached via a mounting frame. The main body is formed into a substantially square frame shape, and both side frames facing the width direction of the main body among the frame portions constituting the main body are bent. By doing so, it is possible to reduce the width of the main body while maintaining strength, and as a result, it is possible to insert the mounting plate for the wall plate into the opening without tilting in the width direction, and it is easy to insert, It is also possible to attach a mounting frame before inserting it into the opening, which has the effect of improving workability.

According to the third aspect of the present invention, since both side frames are bent toward the surface side of the opening, both side frames can be placed on the inner peripheral surface of the opening, and the wall plate mounting retainer can be provided. There is an effect that the plate can be prevented from falling off or displaced. According to a fourth aspect of the present invention, there is provided a pantograph-shaped bent piece protruding toward at least one of the side frame portions facing the other side frame portion, and a bent portion drawn from the back surface side to the front surface side of the opening. And a locking piece provided at the tip of the bent piece so as to lock the piece to the opening edge on the front side of the opening, so that the bent piece that deforms in a pantograph manner abuts the inner peripheral surface of the opening. And the locking pieces provided at the front end of the bent piece are respectively brought into contact with the opening edge on the surface side of the opening, so that the wall plate mounting holding metal can be temporarily fixed to the opening. This has the effect of making construction easier.

According to a fifth aspect of the present invention, a narrow strip-shaped fixing piece abutting along the inner side surface of the opening and the opening edge on the front surface side in a bent state is provided so as to be bent freely from at least one side frame. Therefore, the strip-shaped fixing piece bent along the inner side surface and the front side opening edge of the opening is brought into contact with the inner side surface and the front side opening edge of the opening, so that the wall plate mounting holding bracket is attached to the opening. On the other hand, it is possible to temporarily fix, and there is an effect that construction becomes easy.

According to a sixth aspect of the present invention, a claw which is deformed so as to pierce the inner peripheral surface of the opening is provided in a frame portion of the frame portion which constitutes the main body and which faces in a direction substantially orthogonal to the width direction of the main body. Therefore, by deforming the claw and piercing the inner peripheral surface of the opening, the wall plate attachment holding metal can be temporarily fixed to the opening, which has an effect of facilitating construction.

[Brief description of the drawings]

FIGS. 1A and 1B show a first embodiment, wherein FIG. 1A is a front view, FIG. 1B is a side view, FIG. 1C is a rear view, and FIG.

FIGS. 2 (a) to 2 (c) are explanatory views for explaining a construction procedure of the above.

FIG. 3 is an explanatory diagram for explaining another construction procedure of the above.

4A and 4B show a second embodiment, wherein FIG. 4A is a front view and FIG. 4B is a side view.

5 (a) to 5 (c) are explanatory views for explaining a construction procedure of the above.

FIG. 6 is an explanatory diagram for explaining another construction procedure of the above.

7A and 7B show a third embodiment, in which FIG. 7A is a front view and FIG. 7B is a side view.

FIG. 8 is a perspective view of the same.

9A and 9B show a fourth embodiment, wherein FIG. 9A is a front view, FIG. 9B is a side view, FIG. 9C is a rear view, and FIG. 9D is a bottom view.

FIG. 10 is a side sectional view showing another configuration of the above.

11A and 11B show still another configuration of the above, wherein FIG. 11A is a front view and FIG. 11B is a side view.

12 (a) is a front view, FIG. 12 (b) is a side view, FIG. 12 (c) is a rear view, and FIG. 12 (d) is a bottom view.

FIG. 13 is a perspective view of a wall plate and an opening to which the mounting bracket for a wall plate is attached.

14 (a) to (f) are explanatory views for explaining a construction procedure of the above.

FIG. 15 shows a conventional scissor fitting, wherein (a) is a front view,
(B) is a side view.

FIG. 16 is a side sectional view of the same.

[Explanation of symbols]

 A Wall mounting bracket 1 Main body 2 Side frame 3 Frame

Claims (9)

[Claims] 1. A mounting bracket for a wall plate, which is provided at an opening edge on the back surface side of an opening provided in a wall plate and to which a wiring device is attached via a mounting frame, wherein the frame has a substantially rectangular shape. A mounting fixture for a wall plate, comprising a main body formed in a shape, and bending both side frame portions of the main frame portion facing the width direction of the main body. 2. A wall mounting bracket according to claim 1, wherein both side frame portions are bent toward the back side of the opening. 3. The wall plate mounting holder according to claim 1, wherein both side frame portions are bent toward the surface of the opening. 4. A pantograph-shaped bent piece protruding toward at least one of the side frame parts opposed to at least one of the side frame parts, and a bent piece drawn out from the back side to the front side of the opening. 4. The mounting metal fitting for a wall plate according to claim 1, further comprising a locking piece provided at a front end of the bent piece so as to be locked to an opening edge on the surface side of the opening. 5. A thin strip-shaped fixing piece which abuts along the inner side surface and the front side opening edge of the opening in a bent state, and is protruded from at least one side frame so as to be freely bent. The mounting fixture for a wall plate according to claim 1. 6. A claw which is deformed so as to pierce an inner peripheral surface of an opening in a frame portion of the frame portion constituting the main body, the frame portion facing in a direction substantially perpendicular to the width direction of the main body. A wall mounting bracket according to any one of claims 1 to 5. 7. The wall plate according to claim 1, wherein the main body is formed to have a size corresponding to a series of mounting frames standardized for an embedded wiring device. Mounting bracket for 8. The wall plate according to claim 1, wherein the main body is formed in a size corresponding to a double mounting frame standardized for an embedded wiring device. Mounting bracket for 9. The wall plate according to claim 1, wherein the main body is formed in a size corresponding to a triple mounting frame standardized for an embedded wiring device. Mounting bracket for