JP7187349B2 - Installation structure of intercom equipment - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an installation structure for installing an intercom device such as an entrance hall machine on a wall surface.

2. Description of the Related Art Conventionally, an intercom device such as a multi-entrance entrance machine installed at the entrance of a multi-family dwelling is provided with an installation recess in the wall, a mounting box is embedded in the installation recess, and the intercom device is fixed to the installation box by fixing the intercom device to the wall surface. was installed in

JP 2014-68237 A

According to the above-described conventional installation structure, if the installation position of the installation box is too far away from the surface of the wall, the intercom device may not be installed. Therefore, there is a problem that accuracy is required for the embedding position of the mounting box, and the installation work is troublesome.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide an installation structure for an intercom device, which enables installation of the intercom device in a simpler manner than in the prior art.

In order to achieve the above object, the present invention provides a mounting box that is opened on a wall and has a rectangular box-shaped mounting box that opens to the front and a rectangular frame-shaped fixed frame that is mounted on the opening side of the mounting box. A fixed frame is attached to a mounting box embedded in a concave portion with an opening facing forward, and the intercom device can be installed on a wall surface by fixing the intercom device to the fixed frame. In the installation structure, the distance between the fixed frame and the mounting box in the mounted state can be adjusted in the front-rear direction, and the left and right side portions and/or the upper and lower side portions of the fixed frame are provided with abutments protruding outward, respectively. A rib is provided, and the fixing frame is attached to the mounting box in a state in which the contact rib is in contact with the surface of the wall surrounding the installation recess.

According to the present invention, since the intercom device is installed on the wall via the fixed frame that can adjust the distance from the installation box in the front-rear direction in the installed state, the embedded position of the installation box is farther away from the surface of the wall. The intercom device can be reliably installed on the wall even if the Therefore, the installation position of the mounting box does not require the same precision as in the conventional art, and the installation work of the intercom device can be simplified.
In addition, contact ribs protruding outward are provided on the left and right sides and/or the upper and lower sides of the fixing frame, and the fixing frame is fixed in a state in which the contact ribs are in contact with the surface of the wall surrounding the installation recess. Since the frame is attached to the mounting box, the position of the fixed frame relative to the surface of the wall can be easily stabilized, and the installation work of the intercom device can be further simplified.

Fig. 2 is a perspective explanatory view showing the front side of the entrance hall machine, the fixing frame, and the mounting box; Fig. 2 is a perspective explanatory view showing the entrance hall machine, the fixing frame, and the mounting box from the rear side; FIG. 10 is a cross-sectional explanatory view showing an installation state of the entrance hall machine when the installation box is buried near the surface of the wall; FIG. 11 is a cross-sectional explanatory view showing an installation state of the entrance hall machine when the mounting box is embedded at a position away from the surface of the wall;

Hereinafter, a detailed description will be given of a wall installation structure of a collective entrance machine, which is an embodiment of the present invention, based on the drawings.

FIG. 1 is a perspective explanatory view showing the entrance hall unit 1, the fixed frame 12, and the mounting box 11 from the front side. FIG. 2 is an explanatory perspective view showing the central entrance machine 1, the fixed frame 12, and the mounting box 11 from the rear side. FIG. 3 is a cross-sectional explanatory view showing an installation state of the central entrance machine 1 when the installation position of the mounting box 11 is close to the surface of the wall W. As shown in FIG. FIG. 4 is a cross-sectional explanatory view showing the installed state of the entrance hall machine 1 when the installation position of the mounting box 11 is away from the surface of the wall W. As shown in FIG.

First, the structure of the multi-purpose entrance machine 1 will be described. and a call unit 4 for communicating with a dwelling unit terminal (not shown) installed in each dwelling unit, and A camera unit 5 and the like for capturing an image of the front of the main body case 2 are provided. On the other hand, a call button 6 is provided at the bottom of the front surface of the main body case 2, and is operated by pressing when a visitor calls a resident. is provided. Such a multi-entrance entrance machine 1 is installed on the wall surface of the entrance of a multi-family house, and when a call button 6 is operated after a visitor operates the operation unit 7 to specify a dwelling unit to call, the call button 6 is operated. , calls the dwelling unit terminal of the corresponding dwelling unit and operates the camera unit 5 to photograph the visitor. A decorative cover 8 is attached to the front surface of the main body case 2 .

Next, the installation structure of the entrance unit 1 on the wall surface will be described. The entrance unit 1 is installed on the wall surface via a mounting box 11 and a fixing frame 12, which will be described later. The mounting box 11 is embedded in the wall in the same manner as before, and has a top surface, a bottom surface, a back surface, and left and right side surfaces. It is considered to be a large size. Inside the mounting box 11, mounting plates 13, 13 made of metal are mounted from the rear surface of the mounting box 11 along the inner surfaces of the left and right side surfaces. Each mounting plate 13 has its front end bent inward in the left-right direction, and mounting pieces 13c and 13c having mounting holes 13b for mounting the fixed frame 12 at the upper and lower portions of the bent portion 13a. is provided.

On the other hand, the fixed frame 12 is a metal rectangular frame body having an upper side, a lower side, and both left and right sides. surface), and is sized to be accommodated in the mounting box 11. As shown in FIG. In addition, fixed pieces 14 projecting inward in the vertical direction of the fixed frame 12 are provided on the upper and lower sides of the fixed frame 12. , a screw hole 15 for fixing the central entrance machine 1 is drilled. Further, on the left and right side portions of the fixed frame 12, portions facing the mounting pieces 13c, 13c when housed in the mounting box 11 protrude rearward and the tips (rear ends) are bent inward in the left and right direction. Mounting arms 16, 16 are provided. In addition, contact ribs 17 projecting outward in the left-right direction are provided at the front ends of the left and right side portions of the fixed frame 12 . Mounting holes 18 for screwing the fixing frame 12 to the mounting plates 13 , 13 are formed at the tip (bent portion) of each mounting arm 16 . In addition, the upper and lower parts of the main body case 2 of the central entrance machine 1 are provided with insertion holes 10 through which screws (not shown) to be screwed to the fixed pieces 14, 14 can be inserted, and the screw heads of the screws are accommodated. Recesses 9 are provided, respectively.

In order to install the collective entrance machine 1 on the wall surface using the mounting box 11 and the fixing frame 12, first, the installation recess 20 is formed in the wall W, and the front opening is opened in the installation recess 20 (that is, inside the wall). The mounting box 11 is buried in a posture in which the is directed forward. Next, the fixing frame 12 is accommodated in the mounting box 11 while the contact ribs 17, 17 are brought into contact with the surface of the wall W surrounding the installation recess 20, and the mounting piece 13c and the mounting arm 16 are connected with the screw 21. Thus, the fixed frame 12 is attached to the attachment box 11 . After that, the main body case 2 is fitted into the fixing frame 12 and screwed to the fixing pieces 14, 14, and the doorway unit 1 is fixed to the fixing frame 12, completing the installation work of the doorway door unit 1 on the wall surface. Become.

Regarding the installation of the collective entrance machine 1 on the wall surface as described above, when the installation position of the installation box 11 is close to the surface of the wall W, the installation state shown in FIG. When it is away to the side, it becomes an installation state as shown in FIG. That is, due to the difference in the screwing amount of the screw 21 into the mounting box 11 side, the distance between the fixing frame 12 and the mounting plates 13, 13 in the front-rear direction (specifically, the mounting arm 16 The front-rear direction distance between the front end of the wall and the mounting piece 13c changes, but the entrance-unit machine 1 is always installed on the surface of the wall W.

According to the installation structure of the collective entrance machine 1 having the configuration described above, it can be attached to the attachment box 11 using the screws 21, and the attachment box 11 can be mounted by the difference in the screwing amount of the screws 21 to the attachment box 11 side. Since the entrance assembly 1 is installed via the fixed frame 12 whose distance in the front-rear direction is adjustable, the entrance assembly 1 can be reliably installed even if the mounting box 11 is buried at a distance from the surface of the wall W. can be installed on the wall at any time. Therefore, the installation position of the installation box 11 is not required to be as precise as in the conventional case, and the installation work of the entrance hall machine 1 can be simplified.

In addition, contact ribs 17 projecting outward in the left-right direction are provided on both left and right side portions of the fixed frame 12, and the contact ribs 17 are brought into contact with the surface of the wall W surrounding the installation recess 20. Since the fixed frame 12 is attached to the mounting box 11, the position of the fixed frame 12 with respect to the surface of the wall W can be easily stabilized, and the installation work of the entrance hall machine 1 can be further simplified.

In the installation structure of the intercom device according to the present invention, not only the overall configuration of the intercom device, but also the configuration related to the mounting box and the fixed frame, etc. may be changed as necessary without departing from the scope of the present invention. can do.

For example, in the above-described embodiment, the installation of the entrance hall machine is described, but the present invention can also be suitably employed as an installation structure for other intercom equipment such as an intercom cordless handset.
Further, in the above-described embodiment, the contact ribs are provided on both left and right sides of the fixed frame. There is no problem even if an abutment rib is provided on the portion.
Furthermore, in the above embodiment, the screw is used to adjust the distance between the mounting box and the fixed frame in the front-rear direction. The distance between the mounting box and the fixed frame in the front-rear direction may be adjusted by providing locking holes that can be locked and changing the teeth to be locked in the locking holes. Whether to adjust the distance between the box and the fixed frame in the front-rear direction can be appropriately changed in design.

DESCRIPTION OF SYMBOLS 1... Assembly entrance machine (interphone apparatus), 2... Main body case, 9... Recessed part, 10... Insertion hole, 11. Mounting box, 12. Fixed frame, 13. Mounting plate, 13a.. Bending Part 13b Mounting hole 13c Mounting piece 14 Fixed piece 15 Screw hole 16 Mounting arm 17 Contact rib 18 Mounting hole 20 Installation recess , 21... screws.

Claims (1)

It has a cubic box-shaped mounting box that opens to the front, and a rectangular frame-shaped fixed frame that is mounted on the opening side of the mounting box. The fixing frame is attached to the mounting box embedded in the above, and the intercom device is fixed to the fixing frame so that the intercom device can be installed on the wall surface, wherein
A distance in the front-rear direction between the fixed frame and the mounting box in the mounted state is adjustable, and
Abutment ribs protruding outward are provided on both left and right side portions and/or both upper and lower side portions of the fixed frame, and the fixed frame attaches the abutment ribs to the surface of the wall surrounding the installation recess. An installation structure for an interphone device, wherein the intercom device is attached to the attachment box in abutted state.

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