JP2005244554A - Remote control device and remote controlled transmitter - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a remote control device and a remote controlled transmitter that are used for remotely operating an air conditioner, a boiler, and the like mainly, have satisfactory visibility, and are easily operated. <P>SOLUTION: The remote controlled transmitter 20 in which a liquid crystal display element 3 is tilted in a direction opposite to a viewing angle θ is fitted to a holder 21 on a sidewall for composing the remote control device, thus obtaining the remote controlled transmitter 20 and the remote control device that have clear light and shade in the display of characters, or the like since the liquid crystal display element 3 can be viewed from the direction of the viewing angle θ even in installation onto the sidewall, and are easily operated. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a remote control device and a remote control transmitter that are mainly used for remote control of an air conditioner, a hot water supply device, and the like.

  In recent years, as air conditioners and hot water supply devices have become more sophisticated, characters and other indications are clearly displayed even on remote control transmitters that are detachably mounted on indoor walls and pillars. What is visible and easy to operate is required.

  Such a conventional remote control transmitter and remote control device will be described with reference to FIGS.

  FIG. 4 is a cross-sectional view of a conventional remote control transmitter, in which 1 is a substantially box-shaped lower case made of insulating resin, and 2 is a wiring having a plurality of wiring patterns (not shown) formed on the upper and lower surfaces. A claw-like engaging portion 1A is provided on the back surface of the lower case 1, and a plurality of fixed contacts 2A are formed on the upper surface of the wiring substrate 2.

  Further, 3 is a TN liquid crystal display element, 4 is an elastic connection body in which a conductive layer and an insulating layer are laminated at a predetermined interval, and the wiring board 2 and the liquid crystal display element 3 are in a state where the elastic connection body 4 is slightly bent. The wiring board 2 and the liquid crystal display element 3 are electrically connected by the elastic connection body 4.

  Reference numeral 5 denotes an operation body such as rubber, and a plurality of dome-shaped operation portions 5A are formed on the upper surface, and a movable contact 5B formed on the lower surface of the operation portion 5A is a fixed contact 2A on the upper surface of the wiring board 2. A plurality of switch contacts are formed to face each other with a predetermined gap.

  Furthermore, on the upper and lower surfaces of the wiring board 2, electronic components such as a light emitting diode 6A and a microcomputer 6B are mounted, and a control circuit 6 for transmitting a remote control signal is formed.

  An upper case 7 made of an insulating resin is provided with an opening 7A through which the display surface of the upper surface of the liquid crystal display element 3 is exposed on the upper surface of the upper case 7, and the light-transmitting panel 8 covers the opening 7A. ing.

  A plurality of operation portions 5A protrude upward from the plurality of through holes on the upper surface of the upper case 7, and the upper case 7 covers the upper surface opening of the lower case 1 housing the wiring board 2 and the operation body 5. A transmitter 9 is configured.

  When a predetermined voltage is applied, the viewing angle θ at which the light and darkness of the display of characters and the like can be visually recognized most clearly by the direction in which the liquid crystal molecules of the liquid crystal display element 3 rise obliquely, that is, the inclination with respect to the orthogonal direction of the display surface is Normally, it is set to the left direction of about 30 degrees when the operation unit 5A is operated by holding the transmitter 9 by hand.

  And, when such a remote control transmitter 9 is used for remote control of an air conditioner, a hot water supply device, etc., as shown in a cross-sectional view of FIG. 5, a holder 10 attached to a side wall of an indoor wall or a pillar, The engaging portion 1A on the back is locked to the hook-shaped locking portion 10A and is detachably mounted, and is used as a remote control device.

  At this time, the holder 10 is usually attached to the side wall so that the display surface of the liquid crystal display element 3 of the remote control transmitter 9 is substantially the same as the height so that the operation unit 5A can be easily operated. When the remote control device is mounted on the side wall holder 10, the liquid crystal display element 3 of the remote control transmitter 9 is viewed not from the viewing angle θ direction but from the direction substantially orthogonal to the display surface.

  In the above configuration, when a predetermined operation section 5A of the remote control transmitter 9 mounted on the side wall holder 10, for example, the operation section 5A for turning on / off the power is pressed, the movable contact 5B at this location is connected to the wiring board. 2 is contacted with the fixed contact 2A on the upper surface, and the switch contact is electrically connected / disconnected, and an infrared remote control signal corresponding to the contact is transmitted from the control circuit 6 to the device. ON / OFF is performed by remote control.

  Further, when setting the temperature of these devices, etc., the predetermined operation unit 5A of the remote control transmitter 9 is pressed to increase or decrease the temperature displayed on the liquid crystal display element 3, and the set temperature is set. By transmitting to a device as a remote control signal, the temperature of the device, the temperature of hot water, and the like are set.

As prior art document information related to the invention of this application, for example, Patent Document 1 is known.
JP 2001-41491 A

  However, in the above-described conventional remote control device and remote control transmitter, when the remote control device 9 is mounted on the side wall holder 10, the liquid crystal display element 3 of the remote control transmitter 9 is viewed from the display surface, not from the viewing angle θ direction. Therefore, there is a problem in that the display of characters and the like is unclear and the visibility is poor and the operation is difficult.

  The present invention solves such a conventional problem, and an object thereof is to provide a remote control device and a remote control transmitter that have good visibility and are easy to operate.

  In order to achieve the above object, the present invention has the following configuration.

  According to the first aspect of the present invention, the liquid crystal display element of the remote control transmitter mounted on the side wall holder is inclined in the direction opposite to the viewing angle to constitute the remote control device, and is attached to the side wall. Even in this state, the liquid crystal display element of the remote control transmitter can be viewed from the viewing angle θ direction, so that it is possible to obtain a remote control device in which the display of characters and the like is clear and easy to operate. .

  According to the second aspect of the present invention, the remote control transmitter is configured by tilting the liquid crystal display element in the direction opposite to the viewing angle, and a remote control transmitter having good visibility and easy operation can be obtained. It has the action.

  As described above, according to the present invention, it is possible to obtain an advantageous effect that a remote control device and a remote control transmitter that have good visibility and are easy to operate can be realized.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

  In addition, the same code | symbol is attached | subjected to the part of the structure same as the structure demonstrated in the term of background art, and detailed description is simplified.

(Embodiment 1)
The first and second aspects of the present invention will be described using the first embodiment.

  FIG. 1 is a cross-sectional view of a remote control device according to a first embodiment of the present invention, FIG. 2 is a cross-sectional view of the remote control transmitter, and in FIG. 2, 11 is a substantially box shape and is made of an insulating resin such as polystyrene or ABS. The lower case is provided with a claw-like engaging portion 11A on the back surface, and the right side is bent downward about 15 degrees from the substantially middle portion with respect to the left side.

  Also, 12 and 13 are wiring boards such as paper phenol and glass-filled epoxy, and a plurality of wiring patterns (not shown) are formed on the upper and lower surfaces by copper or the like. The wiring board 13 is arranged in parallel on the bottom surface on the left side of the lower case 11, and the wiring boards 12 and 13 are electrically connected by lead wires or the like.

  3 is a TN liquid crystal display element, 4 is an elastic connection body in which a conductive layer in which carbon or the like is dispersed in silicon rubber or the like and an insulating layer such as silicon rubber are laminated at a predetermined interval, and the elastic connection body 4 is slightly bent. In this state, the wiring board 12 is mounted between the liquid crystal display element 3 and the wiring board 12 and the liquid crystal display element 3 are electrically connected by the elastic connection body 4.

  Note that, when a predetermined voltage is applied, the viewing angle θ in which the light and darkness of the display of characters and the like can be most clearly visually recognized by the inclination of the liquid crystal molecules of the liquid crystal display element 3 obliquely rising, that is, the inclination with respect to the orthogonal direction of the display surface is conventionally known. Similar to the above, it is set to the left about 30 degrees.

  Reference numeral 5 denotes an operation body such as silicon rubber or elastomer. A plurality of dome-shaped operation portions 5A are formed on the upper surface, and a movable contact 5B such as carbon is formed on the lower surface of the operation portion 5A. A plurality of switch contacts are formed such that the contacts 5B face the plurality of fixed contacts 13A on the upper surface of the wiring board 13 with a predetermined gap therebetween.

  On the upper and lower surfaces of the wiring boards 12 and 13, electronic components such as a light emitting diode 6A and a microcomputer 6B are mounted, and a control circuit 6 for transmitting a remote control signal is formed.

  Further, 17 is an upper case made of an insulating resin such as polystyrene or ABS. Like the lower case 11, the right side is bent downward about 15 degrees from a substantially middle portion with respect to the left side, and on the upper surface. An opening 17A through which the display surface on the upper surface of the liquid crystal display element 3 is exposed is provided, and the light transmissive panel 8 covers the opening 17A.

  In other words, the liquid crystal display element 3 housed in the right side of the upper case 17 and the lower case 11 is mounted in a state inclined about 15 degrees with respect to the left and in the direction opposite to the viewing angle θ.

  Further, a plurality of operation portions 5A protrude upward from a plurality of through holes on the upper surface of the upper case 17, and the upper case 17 has an upper surface opening portion of the lower case 11 in which the wiring boards 12 and 13, the operation body 5 and the like are accommodated. A remote control transmitter 20 is configured to cover.

  When such a remote control transmitter 20 is used for remote control of an air conditioner, a hot water supply device, or the like, as shown in FIG. 1, a rear surface is attached to a holder 21 attached to a side wall such as an indoor wall or a pillar. The joint portion 11A is locked to the hook-shaped locking portion 21A and is detachably mounted and used as a remote control device.

  In the above configuration, when a predetermined operation unit 5A of the remote control transmitter 20 mounted on the side wall holder 21, for example, the operation unit 5A for turning on / off the power is pressed, the movable contact 5B at this point is connected to the wiring board. 13 is contacted with the fixed contact 13A on the upper surface, and the switch contact is electrically connected / disconnected, and an infrared remote control signal corresponding to the contact is transmitted from the control circuit 6 to the device. ON / OFF is performed by remote control.

  Further, when setting the temperature of these devices, etc., the predetermined operation unit 5A of the remote control transmitter 20 is pressed to increase or decrease the temperature displayed on the liquid crystal display element 3, and the set temperature is set. By transmitting the remote control signal to the device, the temperature of the device, the temperature of hot water, and the like are set.

  At this time, the liquid crystal display element 3 of the remote control transmitter 20 is mounted in a state inclined about 15 degrees in the direction opposite to the viewing angle θ, so that the holder 21 is approximately the same as the height of the holder. In the state of being attached to the side wall, the display surface is visually recognized almost from the direction of the viewing angle θ.

  As described above, according to the present embodiment, the remote control transmitter 20 in which the liquid crystal display element 3 is tilted in the direction opposite to the viewing angle θ is mounted on the side wall holder 21 to constitute the remote control device, whereby the side wall is formed. Even in the mounted state, the liquid crystal display element 3 can be visually recognized from the viewing angle θ direction, so that it is possible to obtain the remote control transmitter 20 and the remote control device that can clearly display the characters and the like and are easy to operate. Is.

(Embodiment 2)
A second embodiment of the present invention will be described in particular, according to the first aspect of the present invention.

  In addition, the same code | symbol is attached | subjected to the part of the structure same as the structure demonstrated in Embodiment 1 and the term of background art, and detailed description is abbreviate | omitted.

  FIG. 3 is a cross-sectional view of a remote control device according to the second embodiment of the present invention. In FIG. 3, a remote control transmitter 9 is detachably mounted on a holder 22 attached to a side wall such as an indoor wall or a pillar. Since the configuration is the same as the conventional one, a detailed description thereof will be omitted.

  Note that the viewing angle θ of the liquid crystal display element 3 of the remote control transmitter 9 is set to the left direction of about 30 degrees, which is the same as the conventional one, but the remote control transmitter 9 is attached to the side wall. The holder 22 is mounted on a remote control mounting portion 22A formed by tilting about 15 degrees in the direction opposite to the viewing angle θ.

  That is, the remote control transmitter 9 is mounted by the holder 22 while being tilted in the direction opposite to the viewing angle θ of the liquid crystal display element 3 to form a remote control device.

  Therefore, when the holder 22 is attached to the side wall so as to be approximately the same as the height, the display surface of the liquid crystal display element 3 is visually recognized almost from the direction of the viewing angle θ.

  Thus, according to the present embodiment, as in the case of the first embodiment, the liquid crystal display element 3 is not the remote control transmitter 20 inclined in the direction opposite to the viewing angle θ, but has the same configuration as the conventional one. Even when the remote control transmitter 9 is used, the liquid crystal display element 3 can be visually recognized from the viewing angle θ direction, and a remote control device can be obtained in which the display of characters and the like is clear and easy to operate. .

  In the above description, the configuration in which the liquid crystal display element 3 and the remote control mounting portion 22A of the holder 22 are inclined by about 15 degrees in the direction opposite to the viewing angle θ has been described, but the viewing angle θ is about 30 degrees. In the case of the set liquid crystal display element 3, the present invention can be configured to be inclined at various angles within the range of several degrees to 20 degrees, that is, within the range of the viewing angle of the liquid crystal display element. Implementation is possible.

  In addition, when the remote control transmitter 20 or 9 is mounted on the holder 21 or 22 attached to the side wall, it has been described as a structure in which the rear engaging portion and the engaging portion are used for locking. The remote controller mounting portion formed in a substantially U-shape may be provided on the front surface of the holder, and the remote controller transmitter may be inserted into the holder from above and mounted.

  The remote control device and remote control transmitter according to the present invention have good visibility and are easy to operate, and are useful mainly for remote operation of air conditioners, hot water supply devices, and the like.

Sectional drawing of the remote control device by the 1st Embodiment of this invention Cross section of the remote control transmitter Sectional drawing of the remote control device by the 2nd Embodiment of this invention Cross-sectional view of a conventional remote control transmitter Cross section of the remote control device

Explanation of symbols

DESCRIPTION OF SYMBOLS 3 Liquid crystal display element 4 Elastic connection body 5 Operation body 5A Operation part 5B Movable contact 6 Control circuit 6A Light emitting diode 6B Microcomputer 8 Panel 9, 20 Remote control transmitter 11 Lower case 11A Engagement part 12, 13 Wiring board 13A Fixed contact 17 On Case 17A Opening portion 21, 22 Holder 21A Locking portion 22A Remote control mounting portion

Claims (2)

A liquid crystal display element, a plurality of operation units, and a remote control transmitter formed from a control circuit that transmits a remote control signal according to the operation of the operation unit, and a holder attached to the side wall and mounted with the remote control transmitter, A remote control device in which the liquid crystal display element of the remote control transmitter is tilted in the direction opposite to the viewing angle. A remote control transmitter comprising a liquid crystal display element, a plurality of operation units, and a control circuit for transmitting a remote control signal in accordance with the operation of the operation unit, wherein the liquid crystal display element is inclined in a direction opposite to a viewing angle.

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