JP2008253020A - Attachment for recessed wiring accessories - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an attachment for recessed wiring accessories which can reduce the dimensions of projections from a formation level including the recessed wiring accessories. <P>SOLUTION: Since the holder (a holding piece 32 and a holding hole 34) of a mounting frame 30 is stored in an embedding hole H, the dimension of projection that the recessed wiring accessories projects from the formation level S decreases. Moreover, since the mounting pieces 31 and 31 of the mounting frame 30 which is provided with a tapped hole 35, wherein a box screw BS for fixing the mounting frame 30 is to be threaded, are stored in the embedded hole H, the thickness in the back and forth direction of a plate frame 40 and a decorative frame 50 can be decreased as compared with a conventional embodiment where mounting frames 31 and 31 abut on a formation level S. As a result, the dimension of projection from the formation level including the recessed wiring accessories decreases. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an attachment device for embedding and arranging an embedded wiring apparatus in an embedded hole provided in a construction surface such as a wall surface.

  2. Description of the Related Art Conventionally, as an attachment device for embedding and installing an embedded wiring device in an embedded hole provided on a construction surface such as a wall surface, one shown in FIGS. 7 and 8 is provided (for example, Patent Document 1). reference).

  This attachment device includes an attachment frame 30 that is screwed to a switch box B embedded in an embedding hole H provided in a construction surface (wall surface) S with a box screw BS, and an embedding hole H in the construction surface S. A plate frame 40 that is fixed to the mounting frame 30 so as to surround the periphery, and a decorative frame 50 that is coupled to the plate frame 40 so as to overlap the surface opposite to the construction surface S are provided. In the illustrated example, a switch main body 110 including a push button switch as an embedded wiring device, and an operation handle for pressing and operating a push button 114 that is swingably attached to the front surface of the switch main body 110 and provided on the front surface of the switch main body 110. The wide handle type switch comprised by 112 is illustrated. The body 111 of the switch body 110 is formed in a rectangular shape when viewed from the front surface (upper surface in FIG. 7), and a pair of mounting claws 115 project from both side surfaces in the longitudinal direction. Further, the attachment claw 115 on one surface of the container body 111 is attached to a flexible piece 116 that is flexible in a direction orthogonal to the side surface of the container body 111, and a pressing force is applied so as to push the flexible piece 116 into the container body 111. When applied, the attachment claw 115 can be retracted toward the inside of the body 111.

  The mounting frame 30 is made of metal and is formed in a rectangular frame shape, and is formed continuously and integrally in a shape in which the left and right ends of a pair of upper and lower mounting pieces 31 are connected by holding pieces 32, respectively. That is, a rectangular opening 33 surrounded by the attachment piece 31 and the holding piece 32 is formed, and the front end portion of the switch body 110 is inserted into the opening 33. Each holding piece 32 is formed in an L-shaped cross section extending rearward from the outer edge of the portion surrounding the opening 33, and three pairs of holding holes 34 hold the switch body 110 in each portion extended rearward. It is formed as a holding part. That is, a pair of holding holes 34 is paired on the left and right, and one holding portion is formed by a total of four holding holes 34. In order to hold the switch body 110 on the mounting frame 30, the side mounting claws 115 that do not include the flexible piece 116 in the switch body 110 are inserted into the holding holes 34, and then the side mounting claws 115 that include the flexible piece 116. Is inserted into the holding hole 34 to engage the mounting claw 115 with the holding hole 34. Further, in order to remove the switch body 110 from the mounting frame 30, if the flexible piece 116 is pushed into the inside of the container body 111, the engagement state of the mounting claw 115 with respect to the holding hole 34 is released.

  A screw insertion hole 35 for inserting a box screw BS to be screwed into a switch box B embedded in the back of the embedding hole H of the construction surface S and a construction surface are screwed into the attachment piece 31 of the attachment frame 30. An insertion hole 36 through which the attachment screw is inserted, a clip fitting attachment hole 37 into which one end of a fixture called a clip fitting is inserted, and a fixing screw 41 for fixing the plate frame 40 to the attachment frame 30 are screwed together. A fixing screw hole 38 is formed. The screw insertion hole 35 is in the shape of a long hole extending in the left-right direction, and not only the box screw BS is inserted, but also a tightening screw that is screwed into the clamping metal is inserted when a clamping metal is used. It is used when the attachment frame 30 is directly attached to the insertion hole 36 only with a wood screw, and the wood screw inserted into the insertion hole 36 is screwed into the construction surface.

  On the other hand, both the plate frame 40 and the decorative frame 50 are made of a synthetic resin molded product having a rectangular frame shape. The size of the plate frame 40 is set so that the periphery of the plate frame 40 can contact the construction surface S and cover the periphery of the embedded hole H provided in the construction surface S in a state of being coupled to the mounting frame 30. . A central window 42 is opened at the center of the plate frame 40, and the lateral dimension of the central window 42 is set to be approximately the lateral dimension of the operation handle 112 of the wide handle type switch. That is, the plate frame 40 can be mounted from the front side of the mounting frame 30 with the switch body 110 attached to the mounting frame 30 and the operation handle 112 coupled to the switch body 110. The upper and lower pieces of the plate frame 40 are provided with bending pieces 43 that hold the fixing screws 41 rotatably. The bending piece 43 is formed between the groove 44 formed along the longitudinal direction of the upper and lower pieces of the plate frame 40 and the central window 42, and can be formed in the thickness direction of the upper and lower pieces (that is, the front and rear direction). It is flexible. Therefore, when the fixing screw 41 held by the fixing screw holding portion 43 a provided at the center of the bending piece 43 is screwed into the fixing screw hole 38 of the mounting frame 30, the bending piece 43 is bent to cause the plate. Elastic force acts in a direction in which the outer peripheral portion of the frame 40 is pressed against the construction surface, and the outer peripheral portion of the plate frame 40 can be brought into contact with the construction surface without a gap.

Three joint holes 46 are formed in each of the left and right pieces of the plate frame 40. A coupling claw (not shown) protruding from the rear surface of the decorative frame 50 is inserted into the coupling hole 46. A claw portion is formed at the front end portion of the coupling claw, and the claw portion is engaged with the peripheral portion of the coupling hole 46 on the rear surface of the plate frame 40, whereby the decorative frame 50 is coupled to the plate frame 40. . An opening window 51 that exposes the operation handle 112 is formed at the center of the decorative frame 50. The opening window 51 has substantially the same dimensions as the central window 42 of the plate frame 40, and the operation handle 112 can be inserted therein.
JP 2002-75103 A

  By the way, in the conventional attachment apparatus as described above, the attachment frame 30, the plate frame 40, and the decorative frame 50 are all exposed to the construction surface S, and the projecting dimension from the construction surface S is large, so that the appearance is not good. . In particular, in a switch-type embedded wiring device, the dimensions in the front-rear direction of the switch body and the operation handle tend to increase as the functionality increases. For example, as shown in FIGS. 9 and 10, the wide handle type switch described above is provided in a state in which the operation handle 120 including the handle body 123 and the wireless remote controller 140 is provided and the wireless remote controller 140 is attached to the front surface of the handle body 123. Is a switch that has a function equivalent to that of the remote control and that transmits a wireless signal by operating the wireless remote controller 140 removed from the handle body 123 and receives the wireless signal by the switch body 130 to remotely control the load. Already provided. When the operation handle 120 is configured with the handle main body 123 and the wireless remote controller 140 as described above, the thickness of the operation handle 120 is naturally larger than that of the conventional operation handle 112, so that the projecting dimension from the construction surface increases accordingly. . Therefore, as described above, there is a demand for an attachment device that can suppress the projecting dimension from the construction surface S in response to an increase in the longitudinal dimension of the embedded wiring device as the functionality increases.

  This invention is made | formed in view of the said situation, The objective is to provide the attachment apparatus of the implantable wiring instrument which can reduce the protrusion dimension from the construction surface including an implantable wiring instrument. .

  In order to achieve the above-mentioned object, the invention of claim 1 includes a mounting frame having a holding portion for holding the body of the embedded wiring apparatus, and surrounding an embedding hole provided in the construction surface. An opening window that has a plate frame fixed to the mounting frame and a decorative frame that is joined to the plate frame on the surface opposite to the construction surface, and exposes the functional surface of the embedded wiring device Is a mounting device for an embedded wiring device in which at least the rear end portion is embedded in the embedded hole, and the embedded wiring device is disposed on the construction surface. It has an attachment piece provided with a screw insertion hole through which a screw for fixing the frame is inserted, and at least the attachment piece and the holding portion are housed in the embedding hole.

  According to a second aspect of the present invention, in the first aspect of the invention, the mounting frame is fixed to the switch box by screwing a screw inserted into the screw insertion hole into a switch box housed in the embedded hole. It is characterized by that.

  According to a third aspect of the present invention, in the first aspect of the present invention, there is provided a locking portion that engages with the construction surface around the embedding hole and is covered with at least a decorative frame, and is screwed into a screw inserted into the screw insertion hole. The mounting frame is fixed by holding the construction surface between the holding metal fitting and the locking portion.

  The invention of claim 4 is characterized in that, in the invention of claim 3, the locking portion is provided on the mounting frame.

  According to a fifth aspect of the invention, in the fourth aspect of the invention, the attachment frame is characterized in that the attachment piece and the locking portion are formed in a step shape.

  The invention of claim 6 is characterized in that, in the invention of claim 3, the locking portion is provided on the plate frame.

  The invention according to claim 7 is the invention according to any one of claims 3 to 6, wherein the fixing piece arranged on the back side of the embedding hole with respect to the mounting frame and fixed to the mounting frame with a fixing screw is the engagement member. It is provided in the stop part.

  The invention according to claim 8 and the invention according to any one of claims 3 to 7 are characterized in that at least the locking portion is made of metal.

  According to the first aspect of the present invention, since the holding portion of the mounting frame is accommodated in the embedded hole, the protruding dimension of the embedded wiring device protruding forward from the construction surface is reduced, and the mounting frame is fixed. Since the mounting piece of the mounting frame provided with the screw insertion hole through which the screw for inserting is stored in the embedding hole, the plate frame and the mounting frame are compared with the conventional example in which the mounting piece is in contact with the construction surface. The thickness of the decorative frame in the front-rear direction can be reduced. As a result, the projecting dimension from the construction surface including the embedded wiring device can be reduced.

  According to invention of Claim 2, it can attach to a switch box using the conventional attachment frame as it is.

  According to invention of Claim 3, when a construction surface is formed with board | plate materials like a gypsum board, it can construct using a pinch metal fitting.

  According to invention of Claim 4, since the latching | locking part is provided in the attachment frame, the number of parts can be reduced and the protrusion dimension from a construction surface can also be reduced.

  According to the fifth aspect of the present invention, the size of the embedding hole can be made the same as the conventional size when construction is performed using the clamp metal.

  According to invention of Claim 6, since the latching | locking part is provided in the plate frame, while being able to reduce a number of parts, the protrusion dimension from a construction surface can also be reduced.

  According to the invention of claim 7, since the head of the fixing screw for fixing the plate frame to the mounting frame is housed in the embedding hole, the thickness of the plate frame and the decorative frame in the front-rear direction can be further reduced. it can.

  According to the invention of claim 8, since the locking portion is made of metal, the thickness required to obtain the same strength as compared with the case where the locking portion is formed of synthetic resin is reduced, As a result, the thickness of the plate frame in the front-rear direction can be further reduced.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. In each of the embodiments described below, the wide handle type switch described in the conventional example is exemplified as the embedded wiring device. However, the embedded type can be embedded on the construction surface by the mounting device according to the present invention. The shape wiring device is not limited to the wide handle type switch. Further, since the wide handle type switch is the same as that described in the conventional example, the same components are denoted by the same reference numerals and the description thereof is omitted.

(Embodiment 1)
The attachment device of the present embodiment is common to the conventional example in that it is constituted by an attachment frame 30, a plate frame 40, and a decorative frame 50 as shown in FIGS. In addition, since all the structural members have the same basic configuration as that of the conventional example, common structural elements are denoted by the same reference numerals and description thereof is omitted.

  The mounting frame 30 in the present embodiment is a portion on the tip side of the mounting piece 31 in the conventional example, specifically, a portion in which insertion holes 36 and 36 and a fixing screw hole 38 are formed (hereinafter referred to as a locking portion 39). And a portion in which the clamp fitting mounting holes 37, 37 and the screw insertion hole 35 are formed (hereinafter, this portion is referred to as a mounting piece 31 in the present embodiment) are formed in a stepped manner. The locking portion 39 protrudes forward with respect to the mounting piece 31, and only the pair of locking portions 39, 39 are brought out of the embedded hole H and brought into contact with the construction surface S as shown in FIG. In this state, it is constructed using the clamp metal 60.

  The pinching metal fitting 60 is a well-known one, and is formed in a substantially C shape by punching a thin metal plate, and screw holes 62, 62 are formed in the fixing portions 61, 61 protruding from the vertically opposed pieces. Is provided. Then, the metal fitting 60 is inserted into the embedded hole H provided on the construction surface S, and around the embedded hole H on the back surface (surface opposite to the construction surface S) of the wall material W such as gypsum board. When the screws (box screws) BS and BS that are brought into contact with each other and screwed into the screw insertion holes 35 and 35 of the mounting frame 30 are screwed into the screw holes 62 and 62 of the fixing portions 61 and 61, The mounting frame 30 can be fixed to the wall material W by sandwiching the wall material W between the pair of locking portions 39, 39 brought into contact with S. However, when the switch box B is embedded at the back of the construction surface S, the mounting frame 30 is also fixed by screwing the box screws BS, BS inserted through the screw insertion holes 35, 35 into the switch box B. be able to.

  Here, when the embedded wiring device (wide handle type switch) is attached to the attachment frame 30 in this embodiment, the holding pieces 32 and 32 provided with the holding holes 34 and the screw insertion holes as shown in FIG. Since the mounting pieces 31, 31 provided with 35 are accommodated in the embedded hole H and the embedded wiring apparatus moves backward (in the direction of insertion into the embedded hole H) than before, The protrusion dimension which protrudes ahead from the construction surface S of a built-in wiring apparatus will decrease from the past.

  Thus, if the protrusion dimension from the construction surface S of the embedded wiring apparatus is reduced as compared with the conventional case, the thickness dimension in the front-rear direction of the plate frame 40 and the decorative frame 50 disposed on the front side of the construction surface S is also reduced. be able to. Further, in the present embodiment, the mounting pieces 31, 31 provided with the screw insertion holes 35 are also accommodated in the embedded holes H, so that the heads of the box screws BS inserted through the screw insertion holes 35 are released. It is not necessary to provide a space in the plate frame 40. Therefore, the plate frame 40 and the decorative frame 50 according to the present embodiment have the same basic structure as the conventional example, but the thickness dimension can be made smaller (thinner) than that of the conventional example.

  As described above, in the present embodiment, since the holding portion (holding piece 32 and holding hole 34) of the mounting frame 30 is housed in the embedded hole H, the embedded wiring device protrudes forward from the construction surface S. The projecting dimensions are reduced, and the mounting pieces 31 and 31 of the mounting frame 30 provided with the screw insertion holes 35 through which the box screws BS for fixing the mounting frame 30 are inserted are accommodated in the embedded holes H. Therefore, the thickness in the front-rear direction of the plate frame 40 and the decorative frame 50 can be reduced as compared with the conventional example in which the mounting pieces 31 and 31 are in contact with the construction surface S. As a result, the embedded wiring device is included. The projecting dimension from the construction surface is reduced. In particular, when a highly functional embedded wiring device (for example, the switch with a wireless remote control shown in FIGS. 9 and 10) is embedded in the embedded hole H, the conventional mounting apparatus is not separated from the construction surface S. Although the protruding dimension is larger than that of the normal wide handle type switch shown in FIGS. 7 and 8, it is difficult to embed and dispose it nicely. However, according to the mounting device of this embodiment, the switch with wireless remote control Even in the case of an embedded wiring apparatus having a thickness dimension increased with higher functionality as described above, the projecting dimension from the construction surface S can be suppressed, and it can be embedded and arranged with a good appearance.

(Embodiment 2)
In the attachment device of the first embodiment, the conventional attachment frame 30 cannot be used as it is. Therefore, in the mounting device of the present embodiment, the conventional mounting frame 30 can be used as it is by providing a locking portion 70 that is separate from the mounting frame 30 as shown in FIGS. Therefore, the mounting frame 30, the plate frame 40, and the decorative frame 50 according to the present embodiment are the same as those of the first embodiment except that the vertical and horizontal dimensions of the decorative frame 50 are large, and thus the description thereof is omitted.

  The latching | locking part 70 is formed in the substantially rectangular frame shape by punching a metal thin plate, for example. Further, the pair of horizontal pieces 71, 71 opposed to the longitudinal direction (vertical direction) of the locking portion 70 has protrusions 72, 72 projecting rearward from the inner edge and lateral from the tip edges of the protrusions 72, 72. Fixed pieces 73 and 73 projecting inward substantially in parallel with the pieces 71 and 71 are integrally formed. Further, screw holes 74 and 74 into which fixing screws for fixing the plate frame 40 to the mounting frame 30 are screwed are provided in the center of the fixing pieces 73 and 73.

  Thus, the locking portion 70 is brought into contact with the construction surface S to be locked, and the mounting frame 30 is inserted into the locking portion 70 from the front, and the mounting pieces 31, 31 at both upper and lower ends are connected to the locking portion 70. If the box screws BS and BS inserted through the screw insertion holes 35 and 35 are in contact with the fixing pieces 73 and 73 from the front and screwed into the pinching metal fitting 60 or the switch box B, the pinching metal fitting 60 or the switch box BS The attachment frame 30 and the locking portion 70 are simultaneously fixed to the construction surface S by sandwiching the wall material W with the locking portion 70. Further, with the plate frame 40 superimposed on the front surface of the locking part 70, fixing screws are inserted into the screw holes 38, 38 provided in the mounting pieces 31, 31 of the mounting frame 30 and the fixing pieces 73, 73 of the locking part 70. The plate frame 40 is coupled and fixed to the mounting frame 30 and the locking portion 70 by being screwed into the provided screw holes 74 and 74. Finally, by attaching the decorative frame 50 to the front surface of the plate frame 40, the installation (embedding arrangement) of the embedded wiring device by the mounting device is completed.

  As described above, in the present embodiment, since the entire mounting frame 30 common to the conventional example is accommodated in the embedded hole H, the protruding dimension protruding forward from the construction surface S of the embedded wiring device is reduced as compared with the conventional example. In addition, the thickness in the front-rear direction of the plate frame 40 and the decorative frame 50 can be reduced as compared with the conventional example in which the mounting pieces 31 and 31 are in contact with the construction surface S. As a result, the embedded wiring device is included. The projecting dimension from the construction surface is reduced. Further, in this embodiment, although the vertical dimension of the embedded hole H is slightly increased, there is an advantage that the mounting frame 30 common to the conventional example can be used as it is.

(Embodiment 3)
Since the mounting device of the second embodiment includes the mounting frame 30, the plate frame 40, the decorative frame 50, and the locking part 70, the locking part 70 increases the number of parts and the protruding dimension from the construction surface S is also slightly large. turn into. Therefore, in the mounting device of the present embodiment, the plate frame 10 is configured integrally with the locking portion, so that the conventional mounting frame 30 can be used as it is, and the pinching bracket 60 can be used while preventing an increase in the number of parts. .

  As shown in FIGS. 5 and 6, the plate frame 10 in the present embodiment includes a plate frame main body 11 formed in a substantially rectangular frame shape, and horizontal pieces 12 facing the longitudinal direction (vertical direction) of the plate frame main body 11. 12 and fixed pieces 13 and 13 provided on the back side. Further, on one end side of the horizontal pieces 12, 12, fitting holes 14, 14 into which the protrusions 22, 22 protruding on the back side of the decorative frame 20 are fitted are provided. The fixed piece 13 is composed of a main piece 13b having a screw hole 13a in the center portion into which a fixing screw is screwed, and bowl-shaped leg pieces 13c and 13c protruding forward from both longitudinal ends of the main piece 13b. The leg pieces 13c and 13c are fixed to the horizontal pieces 12 and 12 of the plate frame main body 11, respectively. In the horizontal pieces 12, 12, the portion of the fixed piece 13 that faces the main piece 13 b is cut out.

  The decorative frame 20 is formed in a rectangular frame shape having a dimension capable of covering the plate frame 10 from the front surface, and has an opening window 21 for exposing the functional surface of the embedded wiring device at the center. Yes. In addition, projections 22 and 22 project from the back of the decorative frame 20 at positions facing the horizontal pieces 12 and 12 of the plate frame 10.

  Thus, the screw holes 13a and 13a of the fixing pieces 13 and 13 and the attachment pieces 31 and 13 in a state where the fixing pieces 13 and 13 of the plate frame 10 are in contact with the attachment pieces 31 and 31 of the attachment frame 30 from the front, respectively. A fixing screw is screwed into each fixing screw hole 38, 38 to couple the plate frame 10 and the mounting frame 30, and the mounting frame 30 is inserted into the embedded hole H of the construction surface S and the plate frame. 10 is locked around the embedding hole H in the construction surface S, and in this state, the box screws BS and BS inserted through the screw insertion holes 35 and 35 of the mounting pieces 31 and 31 are attached to the clamp metal fitting 60 or the switch box B, respectively. When screwed together, the mounting frame 30 and the plate frame 10 are simultaneously fixed to the construction surface S by sandwiching the wall material W between the clip metal 60 or the switch box BS and the plate frame 10. Finally, by attaching the decorative frame 20 to the front surface of the plate frame 10, the installation (embedding arrangement) of the embedded wiring device by the mounting device is completed.

  As described above, in the present embodiment, since the entire mounting frame 30 common to the conventional example is housed in the embedded hole H as in the second embodiment, it protrudes forward from the construction surface S of the embedded wiring device. Compared with the conventional example in which the projecting dimension is reduced compared to the conventional case, and the mounting pieces 31 and 31 are in contact with the construction surface S, the thickness in the front-rear direction of the plate frame 40 and the decorative frame 50 can be reduced. The projecting dimension from the construction surface including the embedded wiring device is reduced. Further, in the present embodiment, since the locking portion 70 in the second embodiment is integrally formed with the plate frame 10, the number of parts can be reduced as compared with that in the second embodiment, and the projecting dimension from the construction surface S can be reduced. There is an advantage that it can be reduced.

  In the above-described embodiment, the mounting device including the so-called single-unit size mounting frame 30, the plate frames 40 and 10, and the decorative frames 50 and 20 has been described. However, the mounting frame and plate frame have two or more sizes. Needless to say, the technical idea of the present invention can also be applied to a mounting device made of a decorative frame.

BRIEF DESCRIPTION OF THE DRAWINGS It is sectional drawing of the state which showed Embodiment 1 of this invention and was hold | maintained at the construction surface holding the embedded wiring instrument. It is an exploded perspective view same as the above. It is a disassembled perspective view which shows Embodiment 2 of this invention. It is sectional drawing of the state which showed the same and hold | maintained the embedded wiring apparatus and was constructed in the construction surface. The plate frame and makeup | decoration frame in Embodiment 3 of this invention are shown, (a) is a front view, (b) is a left view, (c) is a rear view, (d) is a top view, (e) is a part It is sectional drawing abbreviate | omitted. It is sectional drawing of the state which showed the same as the above and hold | maintained the embedded wiring apparatus and was constructed | assembled on the construction surface. It is a disassembled perspective view which shows a prior art example. It is sectional drawing of the state which showed the same as the above and hold | maintained the embedded wiring apparatus and was constructed | assembled on the construction surface. It is an external appearance perspective view of the conventional attachment apparatus and a switch with a wireless remote control. It is sectional drawing same as the above.

Explanation of symbols

S construction surface W wall material H embedding hole 30 mounting frame 31 mounting piece 39 locking part 40 plate frame 50 decorative frame 60 clip metal fitting BS box screw

Claims (8)

A mounting frame having a holding part for holding the body of the embedded wiring device, a plate frame fixed to the mounting frame so as to surround the embedded hole provided in the construction surface, and the plate frame A decorative frame that is joined to the surface opposite to the construction surface in an overlapping manner, and an opening window that exposes the functional surface of the embedded wiring device is provided in the decorative frame, and at least the rear end portion is embedded in the embedded hole A mounting device for an embedded wiring device in which the embedded wiring device is disposed on a construction surface in a form embedded in the interior,
The mounting frame has a mounting piece provided with a screw insertion hole through which a screw for fixing the mounting frame is inserted, and at least the mounting piece and the holding portion are accommodated in the embedded hole. A mounting device for an embedded wiring apparatus.   2. The embedded wiring according to claim 1, wherein the mounting frame is fixed to the switch box by screwing a screw inserted into the screw insertion hole into a switch box accommodated in the embedded hole. Equipment attachment device.   A locking part that engages with the work surface around the embedding hole and is covered with at least a decorative frame is provided, and the work surface is held between the clip and the locking part that are screwed into the screw inserted into the screw insertion hole. The mounting device for an embedded wiring apparatus according to claim 1, wherein the mounting frame is fixed.   4. The mounting device for an embedded wiring apparatus according to claim 3, wherein the locking portion is provided on the mounting frame.   5. The mounting device for an embedded wiring apparatus according to claim 4, wherein the mounting frame has a mounting piece and a locking portion formed in a stepped shape.   4. The mounting device for an embedded wiring apparatus according to claim 3, wherein the locking portion is provided on the plate frame.   7. The fixing portion according to claim 3, further comprising: a fixing piece disposed on the back side of the embedded hole with respect to the mounting frame and fixed to the mounting frame with a fixing screw. The mounting apparatus for the embedded wiring apparatus according to 1.   The mounting device for an embedded wiring instrument according to any one of claims 3 to 7, wherein at least the locking portion is made of metal.

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