JP2019110636A - Electric apparatus - Google Patents

Abstract

To provide a wall-installed electric apparatus in which a stored battery is easy to be managed.SOLUTION: An electric apparatus comprises: a control part 19 for discriminating the remaining capacity of a battery 17 as an emergency power source; an LCD 11 for displaying a discrimination result; and a speaker 12 for outputting voice. In a case where it is discriminated that the remaining capacity of the battery 17 is a predetermined capacity or less, the control part 19 causes the LCD 11 to display such a state thereon and the speaker 12 to output voice of announcement. In a case where the battery 17 is not stored, such a state is recognized by the control part 19 and is displayed by the LCD 11, and voice is output from the speaker 12.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an electric device such as a remote controller installed on a wall surface for performing various operations and a display device for displaying various information, and more particularly to a wall-mounted electric device incorporating a battery.

2. Description of the Related Art Some electric devices such as remote controls and display devices installed on a wall use a battery as a drive power supply or incorporate a battery as an emergency power supply in order to be usable even in the event of a power failure.
For example, in the wireless remote controller disclosed in Patent Document 1, a battery as a power supply is accommodated in a recess formed in the lower part of the front of the case provided with a liquid crystal display unit, the recess is covered with a battery cover and the battery is not exposed It is configured as follows.

JP, 2009-79849, A

In the above-described configuration in which the battery housing portion is provided on the front of the case, the battery can be replaced from the front of the case, and the case need not be removed for battery replacement. However, since the remaining capacity of the battery was not known, it was replaced when it did not operate normally. Therefore, there are many cases where a battery to be replaced is not prepared, and a condition occurs that can not be used until the battery is replaced.
Also, in the case of a battery incorporated for an emergency such as a power failure, the condition of the battery could not be grasped unless a power failure occurs, so in normal use using a commercial power supply, even if the battery itself is not incorporated I could not figure out

  Then, in view of such a problem, the present invention aims to provide a wall-mounted type electric device in which it is easy to manage a built-in battery.

In order to solve the above-mentioned problems, the invention according to claim 1 is a wall-mounted type electric device in which a battery as a driving power supply or an emergency power supply is incorporated, and a power supply determination unit which determines the remaining capacity of the battery And at least one of the display unit and the sound notification unit as a notification unit for notifying the determination result, and when the power supply determination unit determines that the remaining capacity of the battery has become equal to or less than a predetermined amount, It is characterized by
According to this configuration, when the capacity of the battery decreases, it is notified that the replacement time can be recognized, and battery management can be easily performed.

According to the second aspect of the present invention, in the configuration according to the first aspect, the battery is used as an emergency power source, and the power source determination unit recognizes the battery if it is not accommodated, To be notified.
According to this configuration, even if the presence or absence of the battery can not be confirmed visually, it will be notified if there is no battery, so it will be noticed for the first time that the battery is not incorporated when an emergency such as power failure occurs. Can be prevented.

According to the third aspect of the present invention, in the configuration according to the first or second aspect, the battery accommodating portion of the electric device case is disposed on the front surface of the electric device case together with the notification portion, and battery exchange is possible from the front. It features.
According to this configuration, since the battery housing portion is disposed on the front surface of the electric device case, it is easy to replace the battery, and it is not necessary to remove the electric device from the wall every time the replacement is performed.

According to the invention of claim 4, in the configuration according to claim 3, the battery accommodating portion is covered with a lid member, and the lid member has elasticity so that the locking / unlocking operation to the electric device case is easy. It is characterized by having a locking piece.
According to this configuration, the elasticity can be used to perform the locking / unlocking operation of the lid member, and battery replacement is easy.

According to the invention of claim 5, in the configuration according to claim 4, the battery accommodating portion is formed by providing an opening in the electric device case, and the electric device case is formed thinner than the battery to be accommodated, The wall surface which becomes the back of the housing portion is notched to form a hole, and a part of the battery housed in the battery housing portion is inserted into the hole and housed.
According to this configuration, the electric device case can be made thin even if the battery is incorporated, and it is preferable in terms of aesthetics if it is installed on a wall surface.

According to the invention of claim 6, in the configuration according to claim 4, the battery accommodating portion is formed by providing a recess in the electric device case, and the electric device case is formed thinner than the battery to be accommodated, The back wall of the part is cut out and a hole is formed,
A portion of the recess is formed to project rearward so as to enter the hole, and a portion of the battery is accommodated using the hole.
According to this configuration, the electric device case can be made thin even if the battery is incorporated, and it is preferable in terms of aesthetics if it is installed on a wall surface.

According to the invention of claim 7, in the configuration according to any one of claims 4 to 6, the locking piece of the lid member has an elastic portion formed in a U-shape projecting in the inside direction of the electric device case, The battery accommodating portion is characterized by having a space for accommodating the elastic portion.
According to this configuration, the locking piece can be given sufficient elasticity by the U-shaped elastic portion, and the lid member can be easily attached and detached.

  According to the present invention, when the capacity of the battery decreases, it is notified that the time of replacement can be recognized, and battery management can be easily performed. In addition, since the battery used as an emergency power source is notified even if it can not be confirmed by visual observation, it is possible to prevent a situation such as a power failure for the first time noticing that the battery is not accommodated at the time of emergency. it can.

An example of the wall-mounted type display unit which concerns on this invention is shown, (a) is a front view, (b) is a right view. It is a block diagram of a display unit. The cover member is shown, (a) is a front view, (b) is a right side view.

  Hereinafter, embodiments embodying the present invention will be described in detail with reference to the drawings. FIGS. 1 and 2 show an example of the electric device according to the present invention, and show a display unit for displaying the usage state of power at home. FIG. 1 shows an external view, (a) is a front view, (b) is a right side view, and FIG. 2 shows a functional block diagram. The display unit 1 includes an LCD 11 as a display unit for displaying various information on the front of the case 10, a speaker 12 as a sound notification unit, a plurality of operation buttons 13 for performing various operations such as display change operation, a battery storage unit 14 and the like. Is provided.

In FIG. 1, the switch 3a disposed inside the operation button 13 is exposed, and the entire case 10 is covered with a decorative plate (not shown), in which case the switch is covered with a cover constituting the operation button . Further, W indicates a wall surface, T indicates a hole formed in the wall surface W, and the case 10 is attached to a switch box (not shown) disposed in the hole T of the wall surface W via a mounting bracket (not shown).
The four recessed portions 15 are screwing portions for screwing the case 10 to the mounting bracket, and the battery housing portion 14 is disposed on the front surface of the case 10 adjacent to the LCD 11.

  In the case 10, as shown in FIG. 2, a power supply unit 16, a battery 17, a battery sensor 17a for detecting the presence of the battery 17, a serial communication unit 18 for communicating with the external device 3, a display or A control unit 19 composed of an MCU equipped with a memory 19a storing a message etc. to be informed, a voice synthesis unit 20 and the like are accommodated.

  The power consumption information and the like transmitted from the external device 3 connected to the serial communication unit 18 are displayed on the LCD 11. If the power supply status changes, information to be described later is displayed under the control of the control unit 19. Further, in the speaker 12, messages stored in the memory 19 a including a buzzer sound are synthesized by the voice synthesis unit 20 and sounded. The LCD 11 and the speaker 12 constitute a notification unit.

  The display unit 1 is usually driven by the commercial power supply 2, but when a power failure occurs, the power supply is switched to the battery 17 and the operation is continued without stopping.

  Management of the battery 17 of the display unit 1 configured as described above is performed as follows. The control unit 19 periodically monitors the state of the battery 17, and when the remaining capacity becomes less than a predetermined amount, the control unit 19 causes the LCD 11 to display that effect and simultaneously causes the speaker 12 to emit a predetermined message. For example, the message “The battery capacity is slight. Replacement recommended” is displayed on the LCD 11, and a similar message is sounded from the speaker 12. The predetermined amount for determining the battery remaining amount is set, for example, at a set power failure compensation time, and if this is 30 minutes, notification operation is performed when it is determined that there is no capacity to operate the display unit for 30 minutes.

  Further, if the battery 17 itself does not exist in the battery storage unit 14, the battery sensor 17 a detects it and notifies the control unit 19. The control unit 19 receives the information from the battery sensor 17a, causes the LCD 11 to display that effect, and causes the speaker 12 to emit a predetermined message. For example, a message “Battery is not set. Please confirm” is displayed on the LCD 11, and a similar message is sounded from the speaker 12.

  Although the display on the LCD 11 and the sounding of the speaker 12 are stopped by a predetermined operation of the operation button 13, only the sounding of the speaker 12 may be stopped and the display may be continued. In addition, after a predetermined time has elapsed, the display or the notification may be resumed.

  As described above, when the capacity of the battery 17 decreases, it is displayed on the LCD 11 and is also sounded from the speaker 12, so that the replacement time can be recognized and the battery management can be easily performed. Further, even if the presence or absence of the battery 17 can not be confirmed visually, it is displayed, so it is possible to prevent a situation such as a power failure or the like which first notice that the battery 17 is not accommodated due to an emergency.

Next, the storage form of the battery 17 of the display unit will be described. The battery housing portion 14 has the following shape. The battery housing portion 14 is formed with the opening 14 a and is formed to receive the entire battery 17. Then, one end of the opening 14a on the positive electrode side of the battery is expanded and formed wide, and is formed with a space S that accommodates an elastic portion 53a forming a part of the locking piece 53 of the lid member 5 described later. It is done.
Incidentally, as shown in FIG. 1 (b), the battery 17 is housed so that a part thereof is inserted into the hole T formed in the wall surface W.

3A and 3B show the lid member 5 for closing the battery housing portion 14, wherein (a) is a front view and (b) is a right side view. As shown in FIG. 3, the cover member 5 has a locking claw 52 for locking to the case 10 at one end in the longitudinal direction of a rectangular plate-shaped closing plate 51 closing the opening 14a, and the other end is elastic. A locking piece 53 is provided which has a locking projection 53b which is locked similarly to the case 10. The locking piece 53 has an elastic portion 53a bent in a U-shape and formed so as to project rearward toward the inner direction of the case 10, and is locked to the case 10 at the end of the opening 14a using this elasticity. Configured to release / lock.
The case 10 is formed thinner than the diameter of the battery 17 to be accommodated, and a part of the battery 17 is accommodated in the hole T of the wall surface W. In addition, the accommodated battery 17 is positioned by the locking metal fitting which is not shown in figure, and the whole thing does not enter in the wall surface W.

As described above, since the battery housing portion 14 is disposed on the front surface of the case 10 of the display unit 1, the battery 17 can be easily replaced, and there is no need to remove the display unit from the wall every time it is replaced.
In addition, the locking piece 53 has sufficient elasticity by including the large elastic portion 53a, and the locking / unlocking operation of the lid member 5, that is, the attaching / detaching operation can be easily performed, and battery replacement can be easily performed.
Furthermore, even if the battery 17 is housed, a part of the battery 17 enters the wall surface W to be housed, so the case 10 can be made thin and it is preferable in terms of aesthetics to be installed on the wall surface.

In the above embodiment, the battery 17 is used as a backup power source. However, in the case of a display unit using the battery 17 constantly as a drive power source, the battery sensor does not operate without the battery 17. 17a is not necessary.
Moreover, although the battery accommodating part 14 forms the opening part 14a and accommodates the battery 17, you may form it as a recessed part which has a back surface. In this case, the recess is projected to the rear of the case 10 to enter the hole T formed in the wall W, and the battery 17 is stored using the hole T in the same manner as the opening 14a. It can be made thin.
Furthermore, although the notification of the state of the battery 17 is performed by both the display of the LCD 11 and the sounding of the speaker 12, only one of them may be used.
Further, although the battery sensor 17a is provided to detect that the battery 17 is not present, it may be determined that the battery is not present when the voltage is 0 volt without using the battery sensor 17a.

  1 · · Display unit (electric equipment), 10 · · · (case of electric equipment), · · · · · LCD (display unit), 12 · · · · (speaker unit), 14 · · · battery housing portion, 14a · · · opening Unit, 17 · · · Battery, 19 · · · Control unit (power supply determination unit), 53a · · elastic portion, S · · space, T · · · hole.

Claims (7)

A wall-mounted electrical device incorporating a battery as a driving power supply or an emergency power supply,
A power source determination unit that determines the remaining capacity of the battery, and at least one of a display unit and an alarm unit as a notification unit that notifies the determination result;
The electric device according to claim 1, wherein the power source determination unit causes the notification unit to notify that effect when it determines that the remaining capacity of the battery has become equal to or less than a predetermined amount.   The battery is used as an emergency power source, and the power source determination unit recognizes the battery if it is not accommodated, and causes the notification unit to notify that effect. Electrical equipment.   3. The electric device according to claim 1, wherein a battery accommodating portion of the electric device case is disposed on the front surface of the electric device case together with the notification portion, and battery replacement is possible from the front.   The battery housing portion is covered by a lid member, and the lid member has a locking piece which is elastic so that the locking / unlocking operation to the electric device case is easy. 3. The electrical device according to 3. The battery storage portion is formed by providing an opening in the electrical device case, and the electrical device case is formed thinner than a battery to be stored.
The wall surface which becomes the back of the above-mentioned battery seat part is notched and a hole is formed,
The electric device according to claim 4, wherein a part of the battery housed in the battery housing portion is housed in the hole. The battery storage portion is formed by providing a recess in the electric device case, and the electric device case is formed thinner than the battery to be stored.
The wall surface which becomes the back of the above-mentioned battery seat part is notched and a hole is formed,
5. The electric device according to claim 4, wherein a part of the recess is formed to project rearward so as to enter the hole, and a part of the battery is accommodated using the hole.   The locking piece of the lid member has an elastic portion formed to project in a U-shape in the internal direction of the electric device case, and the battery accommodating portion has a space for accommodating the elastic portion. The electric device according to any one of claims 4 to 6.

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