JP6016665B2 - Communication equipment - Google Patents

Description

  The present invention relates to a communication device such as a communication unit that constitutes a nurse call parent device that is placed and used on a desktop or the like.

  Conventionally, when a communication device is installed on a wall surface and used, for example, as disclosed in Patent Document 1, a communication device is installed on the wall surface between the rear surface of the main body case of the communication device and the wall surface. A dedicated installation member may be interposed. As disclosed in Patent Document 1, the main body case of the communication device and the dedicated installation member are generally integrated by screwing.

JP 2001-237937 A

  However, in the configuration in which the main body case of the communication device and the dedicated installation member are screwed, there is a problem that the installation work is troublesome. In addition, since the main body case and the installation member are first screwed, the installation member must be screwed to the wall surface. Therefore, the installation member must be made larger than the main body case, and the entire communication device becomes larger. In addition, there is a problem that the appearance after installation is deteriorated. On the other hand, the same communication device may be placed and used on a table or the like, but in that case, a member other than the installation member is often used as a base, and the replacement work is troublesome and the number of parts increases. There are also problems such as.

  Therefore, the present invention has been made in view of the above problems, and it is easy to integrate the main body case and the installation member, and also when the installation member is used on a desktop or the like, it is used without exchanging the installation member. It is intended to provide a communication device that can be used.

In order to achieve the above object, the invention according to claim 1 of the present invention has a shaft portion at the front end portion of the main body case having a built-in electronic substrate at the front end of the main body case. rotatably direction as an axis, and comprises a holding can plate member while standing at a plurality of inclination angles, by adjusting the inclination angle with respect to the lower surface of the main body case of the plate-like member, the lower surface of the plate-like member A communication device that can adjust the angle of inclination of the main unit case with respect to the installation surface of the main unit case when it is installed on a tabletop, etc. While a fixing hole for fixing to the wall surface by screwing is drilled, a support groove extending rearward is provided on the lower surface of the main body case so that the shaft portion can enter by opening outward from the main body case. Of the plate-shaped member A plate-shaped member provided with a contacted portion whose end can be contacted from the front, removed from the main body case, and fixed to the wall in a posture in which the front end is directed downward on the wall and the rear end is directed upward on the wall. On the other hand, after applying the lower surface of the main body case and allowing the shaft portion to enter the support groove, the main body case until the shaft portion contacts the rear end portion of the support groove and the rear end portion of the plate member contacts the contacted portion. It is characterized in that it can be installed on the wall surface by sliding forward to attach the main body case to the plate-like member.
According to the first aspect of the present invention, the main body case is removed from the main body case, and is fixed to the wall surface in a posture in which the front end portion is directed downward on the wall surface and the rear end portion is directed upward on the wall surface. After applying the lower surface and allowing the shaft portion to enter the support groove, slide the main body case forward until the shaft portion contacts the rear end portion of the support groove and the rear end portion of the plate member contacts the contacted portion. By attaching the main body case to the plate-like member, it can be installed on the wall surface. Therefore, the main body case can be installed on the wall surface without screwing the main body case and the plate-like member, and the installation work on the wall surface of the communication device is simplified. In addition, when using a communication device on a desk or the like, the angle is adjusted using the plate-like member, so that the configuration can be rationalized, no replacement work is required, and it is easy to use, and the number of parts is small. It is possible to achieve an effect such as finishing.

According to a second aspect of the invention, in the first aspect of the invention, an accommodation recess capable of accommodating a plate-like member is provided on the lower surface of the main body case, and a support groove and a contacted portion are provided in the accommodation recess. It is characterized by that.
According to the second aspect of the present invention, since the housing concave portion capable of accommodating the plate-like member is provided on the lower surface of the main body case, and the support groove and the contacted portion are provided in the housing concave portion, the plate-like member is provided. Is smaller than the main body case, so that the communication device as a whole can be reduced in size, and the plate-like member is difficult to see after installation and the appearance is improved.

  According to the present invention, the plate-like member is detachable from the lower surface of the main body case, and the fixing hole for fixing the plate-like member to the wall surface by screwing is provided, while the lower surface of the main body case is The shaft part can enter by opening to the outside of the main body case, and a support groove extending rearward is provided, and a contacted part that can contact the rear end of the plate-like member from the front is provided. It was. Then, the lower surface of the main body case is applied to the plate-like member which is removed from the main body case and fixed to the wall surface in a posture in which the front end portion is directed downward on the wall surface and the rear end portion is directed upward on the wall surface, and the shaft portion is supported by the support groove. Then, the main body case is slid forward until the shaft portion comes into contact with the rear end portion of the support groove and the rear end portion of the plate-like member comes into contact with the contacted portion, and the main body case is attached to the plate-like member. Therefore, it can be installed on the wall. Therefore, the main body case can be installed on the wall surface without screwing the main body case and the plate-like member, and the installation work on the wall surface of the communication device is simplified.

It is explanatory drawing which showed the nurse call main | base station in the nurse call system from the upper surface side. It is perspective explanatory drawing which showed the attachment aspect of the installation board at the time of utilizing as an angle adjustment mechanism from the lower surface side of the communication unit. It is perspective explanatory drawing which showed the attachment aspect of the installation board at the time of utilizing as an installation mechanism to a wall surface from the lower surface side of the telephone unit. It is the perspective explanatory view which showed the telephone unit in the state which removed the installation board from the lower surface side. It is explanatory drawing which showed the installation board in the assembly state from the upper surface side. It is explanatory drawing which showed the installation board in the decomposition | disassembly state from the upper surface side. It is the perspective explanatory view which showed the telephone call unit in the state which stood the 1st adjustment board from the lower surface side. It is explanatory drawing which showed the telephone call unit installed with the attitude | position inclined only by the 1st inclination angle from the side. It is the perspective explanatory view which showed the telephone call unit in the state which stood up the 2nd adjustment board from the lower surface side. It is explanatory drawing which showed the telephone call unit installed with the attitude | position inclined only by the 2nd inclination angle from the side. It is explanatory drawing which showed the state which installed the telephone call unit in the wall surface via the installation board.

  Hereinafter, a call unit and a channel selection unit according to an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is an explanatory diagram showing a nurse call parent device 1 in the nurse call system from the upper surface side. In addition, let the up-down direction in FIG. 1 be the front-back direction of the call unit 3 etc., and let the downward direction be the front.
The nurse call master unit 1 constitutes a nurse call system and has a handset 2 for making a call with a nurse call slave unit (not shown) installed on the bedside of each hospital room. A unit 3 and a channel selection unit 5, 5 having a plurality of channel selection switches 4, 4,.

Here, the angle adjustment mechanism and the installation mechanism on the wall surface of the telephone unit 3 which are the main parts of the present invention will be described with reference to FIGS. FIG. 2 is an explanatory perspective view showing an attachment mode of the installation plate 11 when used as an angle adjustment mechanism from the lower surface side of the call unit 3. FIG. 3 is an explanatory perspective view showing an attachment mode of the installation plate 11 when used as an installation mechanism on the wall surface from the lower surface side of the communication unit 3. FIG. 4 is a perspective explanatory view showing the telephone unit 3 with the installation plate 11 removed from the lower surface side. FIG. 5 is an explanatory view showing the installation plate 11 in an assembled state from the upper surface side. FIG. 6 is an explanatory view showing the installation plate 11 in an exploded state from the upper surface side.
The call unit 3 includes a handset 2, a liquid crystal screen 7, a speaker 8, various buttons 9, 9,... On the upper surface of a substantially square box-shaped main body case 6 incorporating various electronic boards (not shown). In the lower surface of the main body case 6, a connecting portion 10 serving as a connecting mechanism with the channel selection unit 5, an installation plate 11 serving as an angle adjusting mechanism, an accommodation recess 12, and the like are provided. The connecting portion 10 is a planar portion having a connecting hole 13 for screwing a belt-like connecting fitting (not shown) when connecting to the channel selection unit 5, and is a left rear portion (lower surface) on the lower surface of the main body case 6. As seen from the side).

  The installation plate 11 is formed by assembling three synthetic resin plate-like members including a main body plate 15, a first adjustment plate 16, and a second adjustment plate 17. The main body plate 15 is formed in a substantially rectangular shape, and is placed at a position nearer to the front of the center rod in a tilted posture in which the lower surface of the first adjustment plate 16 is in contact with the upper surface of the main body plate 15. One retaining hole 19 is formed. Further, body shafts 24 and 24 for pivoting and detachably attaching the main body plate 15 to the lower surface of the main body case 6 are provided on the front end portions of the left and right side surfaces of the main body plate 15 so as to protrude outwardly on the left and right sides. . A notch 25 is provided adjacent to the inside of each of the left and right sides of each main body shaft 24 to impart elasticity to the main body shaft 24, and in particular to allow bending in the left-right direction. Furthermore, fixing holes 18, 18... For screwing the installation plate 11 to the wall surface when the installation plate 11 is used as a mechanism for installing the communication unit 3 on the wall surface are provided at the substantially central portion of the main body plate 15. It has been drilled. And the step part 18a dented below is formed along the opening edge of each fixing hole 18 in the upper surface side of the main body board 15, and when the installation board 11 is screwed to the wall surface, the screw head is step part 18a. It can be accommodated inside.

  On the other hand, a second latching hole 20 for latching in a tilted posture in which the lower surface of the second adjustment plate 17 is in contact with the upper surface of the main body plate 15 is formed at a position closer to the rear side of the center plate of the main body plate 15. It is installed. In addition, a pair of second hinge shafts 21 and 21 for pivotally hinged the second adjustment plate 17 with respect to the main body plate 15 at the rear end portion of the main body plate 15, and the second adjustment plate 17. Are provided with slits 22 and 22 for avoiding interference with the second bearing portions 33 and 33 of the second adjustment plate 17 during the rotation. Further, along the rear edge of the main body plate 15, a pair of first butterfly shafts 26, 26 are provided for hingeably swinging the first adjustment plate 16 with respect to the main body plate 15. In addition, locking claws 27 for locking the installation plate 11 in a posture in which the installation plate 11 is tilted to the lower surface side of the main body case 6 are provided at the rear end portions of the left and right side edges of the main body plate 15. The second hinge shafts 21, 21 are parallel to the first hinge shafts 26, 26, that is, the rotation axis of the second adjustment plate 17 with respect to the main body plate 15 is the first adjustment plate 16 with respect to the main body plate 15. It is provided so as to be parallel to the rotation axis.

  The first adjustment plate 16 is formed in a rectangular shape smaller than the main body plate 15, and a first hinge for pivotally supporting the first hinge shafts 26, 26 of the main body plate 15 at both left and right rear ends thereof. Bearing portions 29 and 29 are provided. Further, a first latching claw 30 that can be latched in the first latching hole 19 and the first adjustment plate 16 are held upright with respect to the main body plate 15 at the front edge portion of the first adjustment plate 16. A pair of first holding projections 31, 31 is provided. Further, a housing opening 32 capable of housing the second adjusting plate 17 is formed at a substantially central portion of the first adjusting plate 16. In addition, when the main body case 6 is attached to the installation plate 11 screwed to the wall surface using the installation plate 11 as the installation mechanism on the wall surface of the communication unit 3 along the rear edge of the first adjustment plate 16, A support portion 28 with which the support arm 36 of the main body case 6 abuts is provided.

  The second adjustment plate 17 is a substantially rectangular body that can be accommodated in the accommodation opening 32, and a second bearing portion for pivotally supporting the second hinge shafts 21, 21 of the main body plate 15 at the rear end portion. 33 and 33 are provided. Further, a second hooking claw 34 that can be hooked into the second hooking hole 20 and the second adjusting plate 17 are raised at a second angle with respect to the main body case 6 at the front edge of the second adjusting plate 17. A pair of second holding projections 35, 35 are provided for holding in the posture.

  The installation plate 11 including the main body plate 15, the first adjustment plate 16, and the second adjustment plate 17 is connected to the first hinge shafts 26 and 26 on the upper surface side of the main body plate 15. The bearing portions 29 and 29 can be assembled by pivotally supporting the second bearing portions 33 and 33 of the second adjustment plate 17 on the second hinge shafts 21 and 21, respectively. When used as an installation mechanism on the wall surface, the first hooking claw 30 of the first adjusting plate 16 is put into the first hooking hole 19 and the second hooking claw 34 of the second adjusting plate 17 is put into the second hooking. The adjustment plates 16 and 17 are respectively hooked on the stop holes 20 and tilted toward the upper surface side of the main body plate 15.

  On the other hand, the housing recess 12 is a recess provided so as to be recessed upward from the front edge portion to the rear portion of the main body case 6 at a substantially central portion of the lower surface of the main body case 6. The front / rear length is longer than the installation plate 11 and the vertical depth is substantially the same as that of the installation plate 11. When the installation plate 11 is used as an installation mechanism on the wall surface of the communication unit 3, 11 can be accommodated in the accommodating recess 12. When the installation plate 11 is used as an installation mechanism on the wall surface of the communication unit 3, the support portion 28 of the installation plate 11 can come into contact with the left and right corners at the rear end portion in the housing recess 12. Support arms 36 and 36 curved in an arc are provided. In addition, the left and right outer sides of each support arm 36 protrude downward gradually toward the rear, and when the support arm 28 is supported by the support arm 36, the end of the support portion 28 is pressed downward (wall surface). In the installation posture, a support step portion 37 is provided which presses toward the wall surface side, that is, the rear side. Further, when the installation plate 11 is used as an angle adjustment mechanism, the holding protrusions 31 of the first adjustment plate 16 and the second adjustment plate 17 are provided in front of the support arm 36 and the support step portion 37 in the recess 12. , 35 are provided to insert and hold them.

  Further, the front portions of the left and right side surfaces of the housing recess 12 are notched outwardly from the left and right sides so as to open downward in the main body case 6 and enter the main body shafts 24 and 24 of the installation plate 11 upward. In addition, support grooves 39, 39 that are substantially L-shaped in a side view are provided so that the main shafts 24, 24 that have entered can be moved rearward. The distance in the front-rear direction between the rear ends of the support grooves 39, 39 and the support arms 36, 36 is substantially the same as the length in the front-rear direction of the installation plate 11 (particularly the main body plate 15). Further, when the installation plate 11 is used as an angle adjustment mechanism at a position further forward than the support grooves 39, 39 at the front end portions of the left and right side surfaces of the housing recess 12, the body shafts 24, 24 of the installation plate 11 are used. Are provided with shaft holes 40, 40. Further, the body shafts 24, 24 inserted into the shaft holes 40, 40 are pressed downward at positions on the left and right front corners of the housing recess 12 adjacent to the shaft holes 40, 40, and the installation plate 11 is rotated. Support protrusions 41, 41 are provided to prevent the main shafts 24, 24 from rattling during movement. Then, the locking claw is positioned at the rear side from the shaft holes 40, 40 on the left and right side surfaces of the housing recess 12 by the same distance as the longitudinal length from the main body shafts 24, 24 to the locking claws 27, 27 in the main body plate 15. Locked holes 42 and 42 to which 27 and 27 can be locked are provided.

First, an angle adjustment operation when the telephone unit 3 having the above-described configuration is installed on a table and used will be described with reference to FIGS. When the telephone unit 3 is used on a table, the main body shafts 24 and 24 of the installation plate 11 are pivotally supported in the shaft holes 40 and 40 in advance, and the locking claws 27 and 27 are moved to the locked holes 42 and 42. Keep it locked.
And when releasing the lock between the locking claws 27 and 27 and the locked holes 42 and 42 when it is desired that the call unit 3 be inclined by 45 degrees (first inclination angle) with respect to the installation surface, The installation plate 11 is rotated so as to stand up against the lower surface of the main body case 6. Then, the latching between the first latching claw 30 and the first latching hole 19 is released, the first adjustment plate 16 is rotated and raised with respect to the main body plate 15, and the first holding projections 31, 31 are arranged. Is inserted and held in the insertion recesses 38 and 38 (FIG. 7). If the lower surface of the main body plate 15 is placed on the table in this state, the call unit 3 can be installed with an inclination of 45 degrees with respect to the installation surface as shown in FIG. On the other hand, when it is desired to change the posture to be inclined by 15 degrees (second inclination angle) with respect to the installation surface, the length in the front-rear direction (distance from the rotation shaft to the holding projection) is used instead of the first adjustment plate 16. A short second adjustment plate 17 may be used. That is, the first holding projections 31, 31 are pulled out from the fitting recesses 38, 38, the first latching claw 30 is latched to the first latching hole 19, and the first adjustment plate 16 is tilted again toward the main body plate 15 side. Then, the second latching claw 34 and the second latching hole 20 are unlocked, and the second adjustment plate 17 is rotated to stand up with respect to the main body plate 15, so that the second holding projection The parts 33 and 33 are inserted and held in the insertion recesses 38 and 38 (FIG. 9). If the lower surface of the main body plate 15 is placed on the table in this state, the call unit 3 can be installed with an inclination of 15 degrees with respect to the installation surface as shown in FIG. When the telephone unit 3 is desired to be installed in a parallel posture without being inclined with respect to the installation surface, the first hooking claw 30 of the first adjusting plate 16 is moved to the first hooking hole 19 and the second adjusting plate. The 17 second latching claws 34 are respectively latched in the second latching holes 20, and the main body plate 15 is tilted to the lower surface side of the main body case 6 to latch the latching claws 27, 27 to the latched portions. What is necessary is just to mount the lower surface of the main-body board 15 on a table | surface in the said state.

Next, installation work when the telephone unit 3 is installed on a wall surface and used will be described with reference to FIG. FIG. 11 is an explanatory diagram showing a state in which the telephone unit is installed on the wall surface via the installation plate 11. In addition, the front and back and the top and bottom of the telephone unit 3 change by installing on the wall surface (that is, the vertical direction in FIG. 1 becomes the vertical direction of the telephone unit 3 as it is, and the front and back direction in FIG. However, it is consistent with the direction assumed for desktop use, that is, the direction described above.
When installing the telephone unit 3 on the wall surface, first, the installation plate 11 is removed from the lower surface of the main body case 6, and then the first adjustment plate 16 and the second adjustment plate 17 are erected with respect to the main body plate 15. And the fixing screws 55, 55... Are screwed into the wall surface with the body shafts 24, 24 facing downward on the wall surface and the support portion 28 facing upward on the wall surface. Screw in place. Then, the lower surface of the main body case 6 of the call unit 3 is applied to the installation plate 11, and the main body shafts 24 and 24 are inserted into the support grooves 39 and 39 through the notches, whereby the installation plate 11 is accommodated in the housing recess. 12, the telephone unit 3 is slid forward (relatively) until the main body shafts 24, 24 are positioned at the rear ends of the support grooves 39, 39 and the support portion 28 contacts the support arm 36. The installation plate 11 slides backward in the housing recess 12). Then, the communication unit 3 is attached to the installation board 11, and the installation work on the wall surface of the communication unit 3 is completed.

  In addition, in the installation state to the said wall surface, the lower surface of the installation board 11 and the lower surface of the main body case 6 are substantially flush. Further, since the support portion 28 is sandwiched between the support arm 36 and the support step portion 37 in the vertical direction, and the main body shafts 24 and 24 are in the support grooves 39 and 39, the call unit 3 swings in the vertical direction. I don't follow. Further, when the main body shafts 24 and 24 are in the support grooves 39 and 39, and the installation plate 11 is accommodated in the accommodation recess 12, the engagement claws 27 and 27 of the installation plate 11 are always in the engagement holes 42. , 42, and when the call unit 3 is attached / detached by relatively sliding the installation plate 11 in the housing recess 12, the locking claws 27, 27 may interfere with the locked holes 42, 42. There is nothing. In addition, when removing the main body case 6 from the installation plate 11, the main body case 6 is slid backward until the main body shafts 24, 24 are positioned at the front ends of the support grooves 39, 39, contrary to the above procedure. , Pull out upward.

  According to the communication unit 3 having the above-described configuration, the installation plate 11 that can be adjusted to adjust the inclination angle of the communication unit 3 on the desktop or the like can be attached to and detached from the lower surface of the main body case 6 and installed. The fixing holes 18, 18,... For fixing the plate 11 to the wall surface by screwing are formed, while the lower surface of the main body case 6 is opened downward from the main body case 6 so that the main body shaft of the installation plate 11 is opened. 24 and 24 are provided, and support grooves 39 and 39 extending rearward are provided, and support arms 36 and 36 on which the support portion 28 of the installation plate 11 can abut from the front are provided. Then, the lower surface of the main body case 6 is removed from the main body case 6 with respect to the installation plate 11 fixed to the wall surface in such a posture that the main body shafts 24 and 24 are directed downward on the wall surface and the support portion 28 side is directed upward on the wall surface. After the main body shafts 24 and 24 are inserted into the support grooves 39 and 39, the main body shafts 24 and 24 come into contact with the rear ends of the support grooves 39 and 39, and the support portion 28 comes into contact with the support arms 36 and 36, respectively. By sliding the main body case 6 forward and attaching the main body case 6 to the installation plate 11, the communication unit 3 can be installed on the wall surface. Therefore, the communication unit 3 can be installed on the wall surface without screwing the main body case 6 and the installation plate 11, and the installation work on the wall surface of the communication device is simplified. Further, when the communication unit 3 is used on a table or the like, the angle adjustment is performed using the installation plate 11, so that the configuration can be rationalized, no replacement work is required, and the number of parts is good. It is possible to achieve an effect such as a small amount.

  In addition, since the housing recess 12 capable of housing the installation plate 11 is provided on the lower surface of the main body case 6 and the support grooves 39 and 39 and the support arms 36 and 36 are provided in the housing recess 12, the installation plate 11 is mounted on the body. Since the size of the communication unit 3 can be reduced as a whole, the size of the communication unit 3 can be reduced, and the installation plate 11 can be hardly seen after installation and the appearance can be improved.

  Further, the main body plate 15 has main body shafts 24, 24 at its front end portion, and is rotatably attached to the lower surface of the main body case 6 with the left-right direction as an axis, and the first bearing portion 29 at its rear end portion. And a second bearing portion 33, and is attached to the upper surface side of the main body plate 15 so as to be rotatable about the left-right direction, and the length from the rear end portion to the front end portion of the first adjustment plate is different. 16 and the second adjustment plate 17 are provided on the lower surface of the installation plate 11 and the main body case 6, and are provided on the front end portions of the first adjustment plate 16 and the second adjustment plate 17 that are standing with respect to the main body plate 15. An angle adjusting mechanism having fitting recesses 38, 38 capable of holding the provided first holding protrusions 31, 31 and second holding protrusions 35, 35 is provided. Then, either one of the first adjustment plate 16 and the second adjustment plate 17 is selectively raised with respect to the main body plate 15, and the holding projections 31 and 35 of the raised adjustment plate are inserted into the recessed portions. 38 and 38, the inclination angle with respect to the installation surface of the communication unit 3 when the lower surface of the main body plate 15 is installed on a table can be adjusted in two stages. Therefore, since the inclination angle with respect to the installation surface of the communication unit 3 can be adjusted without removing the installation plate 11 one by one as in the prior art, the angle adjustment can be performed very easily. In addition, since the first holding projection 31 and the second holding projection 35 can be held by the same insertion recess 38, the configuration of the lower surface side of the main body case 6 is simplified, the degree of freedom in design is improved, and the main body case 6 is improved. The strength can be improved and the manufacturing cost can be reduced.

  Furthermore, the locking claws 27 and 27 for locking the body plate 15 in a posture inclined to the lower surface side of the main body case 6 are engaged with the locking claws 27 and 27 on the lower surface of the main body case 6. The locking holes 42 and 42 that can be stopped are provided, and the locking claws 27 and 27 are locked to the locking holes in a state where the first adjustment plate 16 and the second adjustment plate 17 are tilted to the upper surface side of the main body plate 15. By engaging with 42 and 42, the communication unit 3 can be installed in a posture parallel to the installation surface without removing the installation plate 11 from the main body case 6. Therefore, it is possible to easily cope with the case where the angle adjustment is not necessary, and when the angle adjustment is necessary again, the angle adjustment can be performed very easily without attaching / detaching the installation plate 11 or the like. Can do.

  In addition, a first hooking pawl 30 and a second hooking pawl 34 for hooking the first adjusting plate 16 and the second adjusting plate 17 in a posture in which the first adjusting plate 16 and the second adjusting plate 17 are tilted toward the upper surface side of the main body plate 15, The main plate 15 is provided with a first hooking hole 19 and a second hooking hole 20 on which the first hooking pawl 30 and the second hooking pawl 34 can be hooked, respectively. It can be held in a posture inclined to the upper surface side. Therefore, the angle adjustment can be performed very easily without fluttering the adjustment plate that does not stand up during the operation.

  Note that the communication device according to the present invention is not limited to the aspect of the embodiment described above, and the configuration of the installation plate and the like as well as the overall configuration of the communication device is within the scope of the present invention. These can be changed as necessary.

  For example, in the above embodiment, the angle adjustment mechanism of the communication unit 3 which is an example of the communication device is described. However, the communication device used as the channel selection unit 5 and the nurse call slave device which is also an example of the communication device, the nurse Of course, it is possible to provide the same angle adjustment mechanism in other communication devices such as communication devices used in the interphone system instead of the call system.

  Moreover, in the said embodiment, although the inclination angle with respect to the installation surface of the communication unit 3 can be adjusted by which of the 1st adjustment board 16 and the 2nd adjustment board 17 is made to stand with respect to the main body board 15, it is 1st. While only the adjustment plate 16 is provided, a plurality of insertion recesses having different positions in the front-rear direction are provided on the lower surface of the main body case 6, and the difference between the insertion recesses for holding the first holding projections 31, 31 of the first adjustment plate 16 The inclination angle with respect to the installation surface of the communication unit 3 may be adjustable, and as long as the main body plate 15 is provided, the configuration of the installation plate 11 can be changed as appropriate. Although the installation plate 11 is provided with two adjustment plates, the first adjustment plate 16 and the second adjustment plate 17, it is provided with three or more adjustment plates, and the inclination angle of the communication device can be adjusted in three or more steps. There is no problem even if it is configured to be.

  Further, in the above embodiment, the first adjustment plate 16 and the second adjustment plate 17 are provided with the protruding first holding projection 31 and the second holding projection 35, and the fitting recess 38 is provided on the bottom surface of the main body case 6. However, conversely, a protrusion may be provided on the bottom surface of the main body case 6 and a recess may be provided on the front end of the first adjustment plate 16 or the second adjustment plate 17. Similarly, in the above embodiment, the main body plate 15 is provided with all the shafts (the main body shaft 24, the first hinge shaft 26, and the second hinge shaft 21), but the main body plate 15 is pivotally supported on the main body case 6 side. There is no problem if the main body plate 15 is provided with main body bearings, the first adjustment plate 16 and the second adjustment plate 17 are provided with hinge shafts, and the main body plate 15 is provided with bearings. .

  1 ··· Nurse call base unit, 3 · · Communication unit (communication equipment), 6 · · Body case, 11 · · Installation plate (plate-like member), 12 · · Housing recess, 15 · · Body plate, 16 · · · 1st adjusting plate, 17 ... second adjusting plate, 18 ... fixing hole, 24 ... main body shaft (shaft), 28 ... support part, 31 ... first holding projection, 35 ... second holding Projection, 36 .. Support arm (contacted portion), 38 .. Insertion recess, 39 .. Support groove, 40 .. Shaft hole, 55.

Claims (2)

The lower surface of the main body case containing the electronic board has a shaft at the front end of the main body. It can be pivoted around the lower surface of the main body case about the horizontal direction and can be held upright at multiple tilt angles. comprising a a plate-shaped member, by adjusting the inclination angle with respect to the lower surface of the main body case of the plate-like member, when installed the lower surface of the plate-like member on a table or the like, an installation surface of the tabletop or the like of the main body case A communication device capable of adjusting an inclination angle with respect to
While making the said plate-shaped member detachable with respect to the lower surface of the said main body case, while making the fixing hole for fixing to the said wall surface with a screw to the said plate-shaped member,
On the lower surface of the main body case, the shaft portion can enter by being open to the outside of the main body case, and a support groove extending rearward is provided. Provide a contacted part that can contact,
Remove the main body case, attach the lower surface of the main body case to the plate-like member fixed to the wall surface in a posture in which the front end portion is directed downward on the wall surface and the rear end portion is directed upward on the wall surface. After entering the support groove, the main body case is slid forward until the shaft portion contacts the rear end portion of the support groove and the rear end portion of the plate-shaped member contacts the contacted portion, respectively. A communication device that can be installed on a wall surface by attaching the main body case to the plate-like member.   2. The communication according to claim 1, wherein an accommodation recess capable of accommodating the plate-like member is provided on a lower surface of the main body case, and the support groove and the contacted portion are provided in the accommodation recess. machine.

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