JP2022081249A - Intercom device - Google Patents

Abstract

To provide an intercom device having a novel unprecedented design while reducing the number of parts.SOLUTION: Bosses 14 which are screwed to a rear case 3 are respectively provided at a left side part 10B and a right side part 10D of a cover member 10. At a lower side part 10C of the cover member 10, an operation projection 16 projecting backward and locking pieces 17, 17 projecting backward are provided. An access window 21 is provided on a case 2 at a position corresponding to the operation projection 16. A switch 51 built in a body case is exposed from the access window 21. Locking recesses 22, 22 capable of locking the locking pieces 17, 17 are provided on the case 2 at positions corresponding to the locking pieces 17, 17.SELECTED DRAWING: Figure 3

Description

The present invention relates to an intercom device in which a cover member is attached to the front surface of a main body case such as an intercom master unit.

Conventionally, a general intercom device such as an intercom master unit is provided with an operation button that can be pushed in (for example, Patent Document 1). Then, such an operation button is provided by attaching an operation member including an operation unit operated by the user so that the operation unit projects forward from the front surface of the main body case.

Japanese Unexamined Patent Publication No. 2005-228590

In recent years, as a design of an intercom device, there is a demand for a novel design that has never existed before, and there is a demand for an operation button that is different from the one that requires a conventional operation member. In addition, it is desired to make the intercom device smaller and thinner, and there is also a problem that the number of parts is to be reduced.

Therefore, the present invention has been made in view of the above problems, and is intended to provide an intercom device having an unprecedented novel design while reducing the number of parts.

In order to achieve the above object, the invention according to claim 1 of the present invention is an interphone device in which a rectangular frame-shaped cover member having an opening in the center is attached to the front surface of the main body case, and the cover member. A fixing portion fixed to the main body case is provided on the left side portion and the right side portion of the cover member, while an operation protrusion projecting rearward and a locking piece projecting rearward are provided on the upper side portion and / or the lower side portion of the cover member. In addition, an operation window is provided at a location corresponding to the operation protrusion in the main body case, and the switch built in the main body case is exposed in the operation window, and the locking piece in the main body case is provided. A locked portion is provided at a position corresponding to the above, and when the side portion of the cover member provided with the operation protrusion is pushed backward, the left side portion and the right side of the cover member are provided. It is characterized in that the portion bends backward with the fixed portion as a fulcrum, and the switch is operated by the operation protrusion.
According to the first aspect of the present invention, an operating protrusion projecting rearward and a locking piece projecting rearward are provided on the upper side portion and / or the lower side portion of the cover member, and the operating protrusion on the cover member is provided. When the side portion is pushed backward, the left side portion and the right side portion of the cover member bend backward with the fixed portion as a fulcrum, and the switch built in the main body case is operated by the operation protrusion. That is, the upper side portion and / or the lower side portion of the cover member is configured as a button that can be pushed in. Therefore, since the button is provided without separately attaching the button member to the main body case as in the conventional case, the number of parts is reduced and the intercom device is made thinner. Further, the intercom device can be an intercom device having a novel design in which a part of the cover member is configured as a button that can be pushed in.

Further, in order to achieve the above object, the invention according to claim 2 of the present invention is an interphone device in which a rectangular frame-shaped cover member having an opening in the center is attached to the front surface of the main body case. While the upper and lower sides of the cover member are provided with fixing portions to be fixed to the main body case, the left side and / or the right side of the cover member are provided with an operation protrusion projecting rearward and a rectangle projecting rearward. A stop is provided, and an operation window is provided at a position corresponding to the operation protrusion in the main body case. In the operation window, the switch built in the main body case is exposed, and the switch in the main body case is engaged. A locked portion to which the locking piece can be locked is provided at a position corresponding to the stop piece, and when the side portion of the cover member provided with the operation protrusion is pushed backward to operate, the upper side portion of the cover member is provided. The lower side portion bends backward with the fixed portion as a fulcrum, and the switch is operated by the operating protrusion.
According to the second aspect of the present invention, an operating protrusion projecting rearward and a locking piece projecting rearward are provided on the left side portion and / or the right side portion of the cover member, and the operating protrusion on the cover member is provided. When the side portion is pushed backward, the upper side portion and the lower side portion of the cover member bend backward with the fixed portion as a fulcrum, and the switch built in the main body case is operated by the operation protrusion. That is, the left side portion and / or the right side portion of the cover member is configured as a push-operable button. Therefore, since the button is provided without separately attaching the button member to the main body case as in the conventional case, the number of parts is reduced and the intercom device is made thinner. Further, the intercom device can be an intercom device having a novel design in which a part of the cover member is configured as a button that can be pushed in.

In the invention according to claim 3, in the invention according to claim 1 or 2, a button member having an operation portion and an elastic portion extending from the operation portion is attached to the front surface of the main body case so as to be pushable. The cover member is characterized in that the operation portion is exposed in the opening and is attached to the front surface of the main body case in a state of covering the elastic portion.
According to the third aspect of the present invention, the cover member is attached to the front surface of the main body case in a state where the operation portion of the button member is exposed in the opening and the elastic portion of the button member is covered. It is possible to make an intercom device having an extremely novel design, which has never been seen in the past, such that another button composed of a cover member is arranged on the outside of a button that requires a conventionally known button member.

According to the present invention, an operation protrusion projecting rearward and a locking piece projecting rearward are provided on the upper side portion and / or the lower side portion (left side portion and / or right side portion in claim 2) of the cover member. When the side portion of the cover member provided with the operation protrusion is pushed backward, the left side portion and the right side portion (upper side portion and lower side portion in claim 2) of the cover member bend backward with the fixed portion as a fulcrum, and the operation protrusion is formed. The switch built into the main body case can be operated by. That is, the upper side portion and / or the lower side portion (the left side portion and / or the right side portion in claim 2) of the cover member is configured as a push-operable button. Therefore, since the button is provided without separately attaching the button member to the main body case as in the conventional case, the number of parts is reduced and the intercom device is made thinner. Further, the intercom device can be an intercom device having a novel design in which a part of the cover member is configured as a button that can be pushed in.

It is explanatory drawing which showed the front side of the intercom master unit. It is explanatory drawing which showed the rear side of the intercom master unit. It is a perspective explanatory view which showed the intercom master unit in the disassembled state from the front side. It is a perspective explanatory view which showed the intercom master unit in the disassembled state from the rear side. It is a perspective explanatory view which showed the rear surface side of a cover member. It is a perspective explanatory view which showed the front side of the front case from the lower part. It is sectional drawing which showed the locking part between a cover member and a front case.

Hereinafter, the intercom master unit according to the embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is an explanatory diagram showing the front side of the intercom master unit 1. FIG. 2 is an explanatory view showing the rear side of the intercom master unit 1. FIG. 3 is a perspective explanatory view showing the intercom master unit 1 in the disassembled state from the front side. FIG. 4 is a perspective explanatory view showing the intercom master unit 1 in the disassembled state from the rear side. FIG. 5 is a perspective explanatory view showing the rear surface side of the cover member 10. FIG. 6 is a perspective explanatory view showing the front side of the front case 2 from below. FIG. 7 is a cross-sectional explanatory view showing a locking portion between the cover member 10 and the front case 2.

The intercom master unit 1 has a main body case composed of a front case 2 arranged on the front side and a rear case 3 assembled on the rear side of the front case 2, and the front surface of the main body case has a main body case. A cover member 10 as a decorative plate is attached. A transparent plate 8 is attached to the center of the cover member 10, and a display unit 4 for displaying an image or the like captured by an intercom slave unit (not shown) is provided so as to include the transparent plate 8. ing. Further, on the right side of the display unit 4, a microphone unit 6 for communicating with the intercom slave unit is provided. Further, on the lower side of the display unit 4, there is a monitor button 5 for instructing the image pickup by the intercom slave unit and displaying the image on the display unit 4, and various buttons 9 and 9 for setting itself and the like.・ ・ Etc. are provided. In addition, the lower side portion of the cover member 10 is configured as a part of an operation button as described later, and the operation button is a response button 11 that responds to a call from the intercom slave unit. On the other hand, a speaker unit 7 for talking with the intercom slave unit is provided on the upper left portion (when viewed from the front) on the rear surface of the main body case. The intercom master unit 1 is installed with the wall surface of the living room as the installation surface and the rear surface of the main body case facing the installation surface side, and responds to a call from the intercom slave unit. When the image is displayed on the display unit 4 and the answer button 11 is operated, it is possible to make a call with the intercom slave unit.

Here, the cover member 10 and the mounting structure of the cover member 10, which are the main parts of the present invention, will be described.
The cover member 10 is a rectangular frame body having an upper side portion 10A, a left side portion 10B, a lower side portion 10C, and a right side portion 10D, and a transparent plate 8 is attached to a central portion surrounded by the side portions 10A to 10D. A mounting recess 12 for the purpose and a button window 13 for exposing the monitor button 5 are provided. Further, on the rear surface of the cover member 10, a boss 14 projecting rearward is provided at a position on the left side portion 10B and the right side portion 10D which is closer to the center than the center in the vertical direction. Further, both the left and right upper corners on the rear surface of the cover member 10 and the lower end of the mounting recess 12 are also provided with bosses 15 projecting rearward. Further, in order to turn on / off the switch 51 mounted on the substrate 50 (shown in FIG. 3) built in the main body case at the position centered in the left-right direction on the lower side portion 10C on the rear surface of the cover member 10. The operation protrusion 16 of the above is projected rearward. In addition, locking pieces 17 having arrowhead-shaped claws at the tips thereof are projected rearward at both the left and right lower corners (the left and right ends of the lower side portion 10C) on the rear surface of the cover member 10.

On the other hand, an operation window 21 for exposing the switch 51 is provided at the lower end of the front case 2. Further, notch-shaped locking recesses 22 into which the locking pieces 17 can be locked are provided at both left and right ends of the lower edge of the front case 2, respectively. Further, insertion holes 23, 23, ... In which the bosses 14 and 15 can be inserted are bored in the left and right left and right end portions, the left and right upper corner portions, the central portion, and the like of the front case 2. Further, screwing portions 24, 24 ... For screwing the bosses 14 and 15 are provided at locations corresponding to the insertion holes 23, 23 ... In the rear case 3.

In addition, a monitor button 5 is installed on the front surface of the front case 2. The monitor button 5 includes an operation unit 31 that bulges forward, a flange portion 32 that protrudes outward from the outer peripheral edge of the operation unit 31, up, down, left, and right, and an elastic portion that extends upward from both left and right ends on the upper edge of the operation unit 31. 33, 33 are integrally provided. The front surface of the front case 2 is provided with a button mounting recess 34 for installing the monitor button 5 (operation unit 31, flange portion 32, and elastic portions 33, 33) in a stored state. Further, a window 35 for the monitor button 5 is provided in the button mounting recess 34.

In the cover member 10 as described above, the front case 2 and the rear case 3 are first assembled to form a main body case, and then the bosses 14, 15 ... Are inserted into the insertion holes 23, 23 ... By screwing to, 24 ..., it can be attached to the front side of the front case 2. By the attachment, the operation unit 31 of the monitor button 5 is exposed in the button window 13, while the parts other than the operation unit 31 of the monitor button 5 (flange portion 32 and elastic portions 33, 33) are covered by the cover member 10. It is designed to be covered. Further, by attaching the cover member 10, the lower side portion 10C of the cover member 10 is configured as a response button 11 that can be pushed in. That is, by pushing the lower side portion 10C of the cover member 10 backward, the lower portions of the left side portion 10B and the right side portion 10D of the cover member 10 bend backward with the fixed portion by the bosses 14 and 14 as fulcrums, and the switch 51 is bent by the operation protrusion 16. Is operated. When the push of the response button 11 is released, the lower portions of the left side portion 10B and the right side portion 10D return to the initial positions by their own elastic force. Further, the locking pieces 17 and 17 are locked to the locking recesses 22 and 22 with the return to the initial position, and the lower portions of the left side portion 10B and the right side portion 10D bend forward beyond the initial position. Is prevented.

According to the intercom master unit 1 having the above configuration, the left side portion 10B and the right side portion 10D of the cover member 10 are each provided with a boss 14 screwed to the rear case 3, while the cover member 10 is provided with a boss 14. The lower side portion 10C is provided with an operation protrusion 16 projecting rearward and locking pieces 17 and 17 projecting rearward. Further, an operation window 21 is opened at a position corresponding to the operation protrusion 16 in the front case 2, and the switch 51 built in the main body case is exposed in the operation window 21, and the locking piece in the front case 2 is exposed. Locking recesses 22 and 22 to which the locking pieces 17 and 17 can be locked are provided at locations corresponding to 17 and 17. Then, when the lower side portion 10C of the cover member 10 is pushed backward, the lower portions of the left side portion 10B and the right side portion 10D of the cover member 10 bend backward with the bosses 14 and 14 as fulcrums, and the switch 51 is operated by the operation protrusion 16. It has become so. That is, the lower side portion 10C of the cover member 10 is configured as a response button 11 that can be pushed in. Therefore, since the response button 11 is provided without separately attaching the button member to the main body case as in the conventional case, the number of parts is reduced and the intercom master unit 1 is made thinner. Further, the intercom master unit 1 having a novel design in which a part of the cover member 10 is configured as a response button 11 that can be pushed in can be used.

Further, a monitor button 5 having an operation portion 31 and elastic portions 33, 33 extending from the operation portion 31 is attached to the front surface of the front case 2 so as to be pushable, and the cover member 10 is inside the button window 13. The operation portion 31 is attached to the front case 2 in a state where the operation portion 31 is exposed and the elastic portions 33, 33 are covered. Therefore, it has an extremely novel design that has never been seen before, such as an arrangement of another button composed of the cover member 10, that is, a response button 11 under the monitor button 5 that requires a conventionally known button member. It can be the intercom master unit 1.

In the intercom device according to the present invention, not only the overall configuration of the intercom device but also the configuration related to the cover member and the like can be appropriately changed as necessary without departing from the spirit of the present invention.

For example, in the above embodiment, the lower side portion of the cover member is configured as a push-operable button, but the upper side portion may be configured as a push-operable button, or both the upper and lower side portions may be push-operable. There is no problem even if it is configured as.
Similarly, the left side portion and / or the right side portion of the cover member may be configured as a push-operable button. In such a case, the cover member is fixed to the upper side portion and the lower side portion of the cover member to the main body case. A fixed portion such as a boss for the purpose may be provided.
Further, in the above embodiment, the cover member is fixed to the rear case, but there is no problem even if the cover member is configured to be fixed to the front case (for example, a screw fixing portion is provided in the front case).

Further, in the above embodiment, a monitor button having a conventionally known configuration is provided, and the operation portion of the monitor button is exposed in the opening of the cover member, but a button member having such a conventionally known configuration is provided. The present invention also relates to an intercom device (for example, an intercom device in which a transparent plate is attached so as to cover an opening and a touch panel type button using the transparent plate is provided). It can be suitably adopted.
In addition, although the intercom master unit is described in the above embodiment, the present invention can be applied to other intercom devices such as an intercom slave unit as long as a rectangular frame-shaped cover member is attached to the front surface of the main body case. However, it can be suitably adopted.

1 ... Intercom master unit (intercom device), 2 ... Front case (main body case), 3 ... Rear case (main body case), 5 ... Monitor button (button member), 10 ... Cover member, 10A ... Upper side, 10B, left side, 10C, lower side, 10D, right side, 11 ... response button, 14 ... boss (fixed part), 16 ... operation protrusion, 17 ... locking piece, 21・ ・ Operation window, 22 ・ ・ Locking recess (locked part), 24 ・ ・ Screwing part, 31 ・ ・ Operation part, 33 ・ ・ Elastic part, 51 ・ ・ Switch.

Claims (3)

An intercom device in which a rectangular frame-shaped cover member with an opening in the center is attached to the front of the main body case.
On the left side and the right side of the cover member, a fixing portion fixed to the main body case is provided, while the fixing portion is provided.
An operating protrusion projecting rearward and a locking piece projecting rearward are provided on the upper side portion and / or the lower side portion of the cover member.
Further, an operation window is provided at a position corresponding to the operation protrusion in the main body case, and the switch built in the main body case is exposed in the operation window, and the locking piece in the main body case is exposed. A locked portion to which the locking piece can be locked is provided at a corresponding portion.
When the side portion of the cover member provided with the operation protrusion is pushed backward, the left side portion and the right side portion of the cover member bend backward with the fixed portion as a fulcrum, and the switch is caused by the operation protrusion. An intercom device characterized by being operated. An intercom device in which a rectangular frame-shaped cover member with an opening in the center is attached to the front of the main body case.
On the other hand, the upper side portion and the lower side portion of the cover member are provided with a fixing portion fixed to the main body case.
An operation protrusion projecting rearward and a locking piece projecting rearward are provided on the left side portion and / or the right side portion of the cover member.
Further, an operation window is provided at a position corresponding to the operation protrusion in the main body case, and the switch built in the main body case is exposed in the operation window, and the locking piece in the main body case is exposed. A locked portion to which the locking piece can be locked is provided at a corresponding portion.
When the side portion of the cover member provided with the operation protrusion is pushed backward, the upper side portion and the lower side portion of the cover member bend backward with the fixed portion as a fulcrum, and the switch is caused by the operation protrusion. An intercom device characterized by being operated. A button having an operation portion and an elastic portion extending from the operation portion is attached to the front surface of the main body case so as to be pushable.
The intercom according to claim 1 or 2, wherein the cover member is attached to the front surface of the main body case with the operation portion exposed in the opening and the elastic portion covered. machine.

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