JP2011233370A - Lighting system with energy-saving function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting system with an energy-saving function capable of reducing consumption of excess power at absence.SOLUTION: The lighting system 10 provided with an illumination light source 12 fitted on a desk for irradiating light on a face 2 of the desk is provided with a motion sensor 14 sensing existence of a human body in the vicinity of the desk face 2, and the illumination light source 12 is to be lit in case a human body is sensed by the motion sensor 14, and lit off in case it is not sensed. The system is further provided with a fan 16 for air blasting, which operates when a human body is sensed by the motion sensor 14, and stops operating when it is not.

Description

  The present invention relates to a lighting device with an energy saving function.

  Conventionally, a personal computer and a lighting stand (for example, see Patent Document 1) are generally placed on an office desk.

  In addition, some people put a fan on the desk to get a cool breeze in the summer. In consideration of energy saving, it is preferable that these devices are turned on only when they are present.

JP 2004-310708 A

  However, when leaving the desk, you may forget to turn off the power switch of the desk lamp or fan. In addition, since a personal computer usually takes time to start up, many people leave for a meeting without turning off the power switch. The operation of desk equipment such as a lighting stand while away from the seat results in wasteful power consumption and wasteful heat generation in the room. This indoor heat generation increases the air conditioning load and increases the cooling power. Outlet load due to office PCs and lighting accounts for 20-30% of the power consumption of the entire building, so there is a need to develop energy-saving technology that reduces excess power consumption when there are no seats. It was.

  This invention is made | formed in view of the above, Comprising: It aims at providing the illuminating device with an energy saving function which can reduce the extra power consumption at the time of absence.

  In order to solve the above-described problems and achieve the object, an illuminating device with an energy saving function according to claim 1 of the present invention is an illuminating device provided on a desk and having an illumination light source for irradiating light on the desk surface. A human sensor for detecting the presence of a person in the vicinity of the desk surface, and the illumination light source is turned on when a person is detected by the human sensor, and is turned off when a person is not detected. It is characterized by doing.

  Moreover, the lighting device with an energy saving function according to claim 2 of the present invention further includes a fan for blowing air according to claim 1 described above, and the fan operates when a person is detected by the human sensor. However, when the person is not sensed, the driving is stopped.

  Moreover, the lighting device with an energy saving function according to claim 3 of the present invention further includes a light control means for adjusting at least one of the color temperature and the brightness of the illumination light by the illumination light source according to claim 1 or 2 described above. It is characterized by that.

  Moreover, the illuminating device with an energy saving function according to claim 4 of the present invention further includes an interface connectable to a computer terminal used on a desk in any one of claims 1 to 3 described above, and is connected to the terminal. A non-pause mode setting signal that does not pause the terminal when a person is sensed by the human sensor is sent to the terminal via the interface, and the terminal pauses the terminal when no person is sensed. A mode setting signal is transmitted to the terminal.

  The lighting device with an energy saving function according to claim 5 of the present invention is characterized in that in claim 4 described above, the interface is a USB interface.

  Moreover, the lighting device with an energy saving function according to claim 6 of the present invention further includes a power outlet into which a power plug of an external device can be inserted, according to any one of claims 1 to 5 described above. The power supply is performed when the person is detected by the human sensor, and the power supply is stopped when the person is not detected.

  Moreover, the illuminating device with an energy saving function according to claim 7 of the present invention is a stand-type illuminating device according to any one of claims 1 to 6 described above.

  According to the present invention, there is provided an illuminating device provided on a desk and having an illumination light source for irradiating light on the desk surface, comprising a human sensor for detecting the presence of a person in the vicinity of the desk surface, the illumination light source Is turned on when a person is sensed by the human sensor and turned off when a person is not sensed, so that it is possible to reduce the extra power consumption when absent.

FIG. 1 is a perspective view showing an illumination device with an energy saving function according to Embodiment 1 of the present invention. FIG. 2 is a configuration diagram of the first embodiment of the present invention. FIG. 3 is a perspective view showing an illumination device with an energy saving function according to Embodiment 2 of the present invention. FIG. 4 is a bottom view of the lamp according to the second embodiment of the present invention. FIG. 5 is a side view of the lamp according to the second embodiment of the present invention. FIG. 6 is a top view of the lamp according to the second embodiment of the present invention.

  Below, the Example (Embodiment 1 and 2) of the illuminating device with an energy-saving function based on this invention is described in detail based on drawing. Note that the present invention is not limited to the embodiments.

[Embodiment 1: Stand type lighting device]
First, the first embodiment of the present invention will be described. FIG. 1 is a perspective view showing an illumination device with an energy saving function according to Embodiment 1 of the present invention. FIG. 2 is a configuration diagram of the first embodiment of the present invention.

  As shown in FIGS. 1 and 2, lighting device 10 with an energy saving function according to Embodiment 1 of the present invention is an integrated stand-type lighting device provided on a desk, and is provided on base 28 and base 28. A columnar fan housing 30, an arm 32 rotatably fixed to the upper end of the housing 30, and a lamp 34 provided at the end of the arm 32, and is operated by receiving power supply via an AC adapter 46. is there.

  The lighting device 10 with the energy saving function includes an illumination light source 12 that irradiates light on the desk top surface 2, a human sensor 14 that senses the presence of a person in the vicinity of the desk top surface 2, and a fan 16 that sends out wind to the person. A USB connector 22 (USB interface) connectable to a USB port of a personal computer 20 (computer terminal) used on a desk, and a power outlet 26 into which a power plug of an external device 24 can be inserted.

  The illumination light source 12 is composed of other light sources such as LEDs and fluorescent lamps, and is provided in the lamp 34. The illumination light source 12 is turned on when the presence sensor 14 senses the presence of a person in the vicinity of the desk surface 2 and is turned off when the presence of a person is not sensed. In this case, when it is sensed that the user is present or absent for a predetermined time, the illumination light source 12 may be controlled to be turned on / off. The illumination light source 12 can be turned on / off by pressing the illumination switch 42 provided on the base 28.

  The illuminating device 10 with the energy saving function further includes dimming means 18 for changing and adjusting the color temperature and brightness (luminance) of the illumination light of the illumination light source 12. The illumination light from the illumination light source 12 can adjust the color temperature and brightness (luminance) by operating the light control means 18 by pressing the color temperature change switch 44 provided on the base 28.

  The human sensor 14 is a sensor that senses the presence or absence of a desk seat, and is provided in the lamp 34. The human sensor 14 is preferably one that senses the human body temperature, and can adjust the sensing direction so that it functions normally even when the lighting device 10 with an energy saving function is installed on the left or right side of the desk. Can be used. Further, when it is detected that the user is present or absent for a predetermined time, a signal indicating the detection may be transmitted to the illumination light source 12, the fan 16, or the like.

  The fan 16 is for sending wind to the upper body of a person sitting on a desk seat when the air conditioning is insufficient, and is provided inside the housing 30. The fan 16 is configured to operate when a person is detected by the human sensor 14, and to stop driving when a person is not detected. In this case, the operation / stop of the fan 16 may be controlled when it is detected that the user is present or absent for a predetermined time. The fan 16 can be turned on / off by pressing a fan switch 40 provided on the base 28.

  When the fan 16 inside the housing 30 rotates, air is sucked in from an air suction grille 36 provided on a part of the outer periphery of the housing 30, and the wind is blown out from an air outlet 38 that is long open up and down. The fan 16 can be in various forms such as a cross fan, a sirocco fan, and an axial fan.

  The housing 30 is fixed to the base 28 so as to be rotatable about the vertical axis, and the direction of the wind blown from the air outlet 38 is adjusted to the left and right by manually adjusting the rotational position of the housing 30 to the left and right. Can do.

  The USB connector 22 (USB interface) is used for transmitting a signal for changing the state of the connected personal computer 20. The USB connector 22 transmits a non-pause mode setting signal that does not pause the personal computer 20 when the human sensor 14 senses a person to the personal computer 20 and pauses the personal computer 20 when no person is sensed. A mode setting signal is transmitted to the personal computer 20.

  For example, when a person leaves and the personal computer 20 receives a non-sleep mode setting signal via the USB connector 22, the personal computer 20 maintains the operating state, and when receiving the sleep mode setting signal, the personal computer 20 changes the operating state. It becomes a dormant state suitable for stopping and saving power consumption.

  Note that the interface used to control the power consumption of the personal computer 20 may be any interface that can output a sleep mode setting signal to the personal computer 20. For example, a wireless LAN signal is used instead of the USB interface 22. An interface such as an interface or Bluetooth can also be used.

  Note that the personal computer can usually be set so that it automatically enters a hibernation state after a predetermined period of time has elapsed, but there are people who have not made this setting. On the other hand, in recent offices, personal computers are being monitored on the network from the viewpoint of security. For this reason, if a resident program is stored in each person's personal computer 20 as needed and the sleep mode setting signal and the non-sleep mode setting signal can be processed, the energy consumption of the office can be further reduced. It becomes possible to promote it reliably.

  In addition, the lighting source 12 is turned on / off, the color temperature and brightness of the illumination light, the fan 16 is turned on / off, the number of revolutions, and the like are adjusted by a program stored in the personal computer 20 (or remotely via the Internet). You may give the function which can.

  Further, when there is no human sensor 14 and the personal computer 20 is automatically hibernated at a predetermined time, the illumination light source 12 and the fan 16 are automatically powered by receiving a signal from the interface such as the USB connector 22. A function to turn off automatically may be provided.

  The power outlet 26 is for supplying power to the external device 24 and is provided in the lower portion of the housing 30. The power outlet 26 is linked to the human sensor 14 and supplies power to the external device 24 when a person is detected by the human sensor 14, and the external device 24 when a person is not detected. Is configured to stop the power supply to the. For this reason, the power supply of the external device 24 connected to the power outlet 26 is turned on when the user is present and turned off when the user is absent.

The operation and action of the above configuration will be described.
For example, when the human sensor 14 senses that the user has been absent from the seat for 10 minutes or longer, the power switch of the illumination light source 12 is turned off to turn off the light, and the power switch of the fan 16 is turned off to stop the operation. To do. Also, a sleep mode setting signal is output to the personal computer 20 connected via the USB connector 22. By doing so, the operating state of the personal computer 20 can be set to the sleep mode.

  As described above, according to the first embodiment, the illumination light source 12 and the fan 16 can be automatically turned off in the absence based on the detection signal from the human sensor 14. Extra power consumption can be automatically reduced. In summer, the cooling power can be reduced by reducing indoor heat generation, thereby saving energy.

[Embodiment 2: Clamp-type lighting device]
Next, a second embodiment of the present invention will be described. FIG. 3 is a perspective view showing an illumination device with an energy saving function according to Embodiment 2 of the present invention. 4-6 is a figure which shows a lamp. Note that the same members as those described in the first embodiment are denoted by the same reference numerals, and detailed descriptions of functions and the like are omitted.

  As shown in FIGS. 3 and 4 to 6, the lighting device with an energy saving function according to the second embodiment of the present invention is a clamp-type lighting device having a clamp mechanism 48 at the lower part that is clamped and fixed to the edge of the desk. A pole 50, an arm 52 rotatably fixed to the upper end of the pole 50, a support column 56 provided rotatably at the end of the arm 52, and a lamp 54 provided at the end of the support column 56. It operates by receiving power supply through it.

  The illumination light source 12, the human sensor 14, and the fan 16 are provided in the lamp 54. The fan 16 sucks air from the lower surface side of the lamp 54, and blows out air from an air outlet 58 with vanes provided on the side surface of the lamp 54. The fan switch 40 for the fan 16 and the illumination switch 42 for the illumination light source 12 are provided at the end of the upper surface of the lamp 54. The power outlet 26 is provided at the end of the extension cable extending from the clamp mechanism 48.

  According to the second embodiment, the illumination light source 12 and the fan 16 can be automatically turned off based on the detection signal from the human sensor 14 in the absence. For this reason, it is possible to automatically suppress excessive power consumption when absent. In summer, the cooling power can be reduced by reducing indoor heat generation, thereby saving energy.

  In the first and second embodiments described above, the stand-type and clamp-type lighting devices have been described as examples. However, the lighting device with an energy saving function of the present invention is not limited to such a form, and is a panel-type lighting device. May be.

  Further, by detecting the presence or absence of a person in a lighting space in a building or the presence or absence of a personal computer sleep mode, the building security center or the like may determine the number of people in the building space or the usage status of the lighting device. As one device that serves as a sensor node used for this purpose, the lighting device with an energy saving function of the present invention can be used.

  As described above, according to the present invention, there is provided a lighting device having an illumination light source that is provided on a desk and irradiates light on the desk surface, and is a human sensor that senses the presence of a person in the vicinity of the desk surface. The illumination light source is turned on when a person is sensed by the human sensor, and is turned off when a person is not sensed, so that it is possible to reduce unnecessary power consumption when absent.

  As described above, the lighting device with an energy saving function according to the present invention is useful for a lighting device provided on a desk such as an office, and is particularly suitable for suppressing excessive power consumption when the user leaves the desk.

DESCRIPTION OF SYMBOLS 10 Lighting device with an energy saving function 12 Illumination light source 14 Human sensor 16 Fan 18 Light control means 20 Personal computer (computer terminal)
22 USB connector (USB interface)
24 External equipment 26 Power outlet 28 Base 30 Fan housing 32, 52 Arm 34, 54 Lamp 36 Air suction grille 38, 58 Air outlet 40 Fan switch 42 Lighting switch 44 Color temperature change switch 46 AC adapter 48 Clamp mechanism 50 Pole 56 props

Claims (7)

An illumination device having an illumination light source provided on a desk and irradiating light on the desk surface,
A human sensor for detecting the presence of a person in the vicinity of the desk surface;
The illumination device with an energy saving function, wherein the illumination light source is turned on when a person is detected by the human sensor, and is turned off when a person is not detected.   2. The fan according to claim 1, further comprising a fan for blowing air, wherein the fan is operated when a person is detected by the human sensor, and is stopped when a person is not detected. Lighting device with energy saving function.   The illumination device with an energy saving function according to claim 1, further comprising a light control unit that adjusts at least one of a color temperature and brightness of illumination light from the illumination light source.   An interface that can be connected to a computer terminal used on a desk is further provided, and a non-pause mode setting signal that does not pause the terminal when a person is sensed by the human sensor through the interface connected to the terminal. The illumination with energy-saving function according to any one of claims 1 to 3, wherein a sleep mode setting signal is transmitted to the terminal to stop the terminal when no person is detected. apparatus.   The lighting device with an energy saving function according to claim 4, wherein the interface is a USB interface.   The power outlet further includes a power outlet into which a power plug of an external device can be inserted. The power outlet supplies power when a person is detected by the human sensor, and stops power supply when the person is not detected. The lighting device with an energy saving function according to any one of claims 1 to 5.   It is a stand type illuminating device, The illuminating device with an energy-saving function as described in any one of Claims 1-6 characterized by the above-mentioned.

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