JP2013105663A - Lighting system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To control occurrence of a failure in which a lighting fixture is turned on and a reduction effect of power consumption is impaired by error detection of a human sensor formed by a top plate side or the like, when a human passes on a passage.SOLUTION: A lighting system is adopted which is provided with a top plate, a supporting element 2 which supports the lighting fixture on an unused end of the top plate, a human sensor part 4 having a human sensor body 41 being a human sensor which has a focus aimed specifically at a working region of a user using the top plate and turns on the lighting fixture when it detects existence of the user in an irradiation range, and an irradiation control means 5 which controls irradiation on a passage side by the human sensor body. The irradiation control means is a cover material 51 which covers at least the passage side of the human sensor.

Description

  The present invention relates to an illumination system that is used in an office or the like and mainly illuminates a work area of a person who uses a top board.

  Conventionally, in offices and the like, in order to reduce power consumption, instead of the conventional ceiling lighting, a lighting fixture supported by a support element is arranged on the counter-use end of the top plate, and the use end of the top plate is When a human sensor that detects that a person using the top is seated is arranged, and this human sensor detects that a person using the top is sitting in front of the top Only a lighting system has been considered in which power is supplied to the lighting fixture (see, for example, Patent Document 1).

  However, in such an illumination system, the irradiation range of the human sensor has hitherto reached the entire use end side of the top plate. That is, a passage formed on the side of the top plate or the like may be included in the irradiation range of the human sensor. Therefore, even when a person passes through a passage formed on the side of the top plate, etc., the human sensor erroneously detects that a seated person is seated on the use end side of the top plate, and the lighting fixture is energized, which consumes power. There is a problem that the reduction effect is impaired.

JP 2011-147666 A

  The present invention pays attention to the above points, and aims to suppress the occurrence of a problem in which the lighting apparatus is energized by a false detection of a human sensor when a person passes through a passage and the effect of reducing power consumption is impaired. .

  In other words, the illumination system of the present invention is specifically aimed at the work area of the user who uses the top plate, the support element that supports the lighting fixture on the counter-use end of the top plate, and the user using the top plate, A human sensor unit having a human sensor for energizing the lighting fixture when the presence of a user is detected, and an irradiation suppressing means for suppressing irradiation on the passage side by the human sensor, It is characterized by providing.

  In such a case, even when a person passes through the passage and the passerby reaches the vicinity of the top plate, the irradiation suppression means suppresses the irradiation on the passage side by the human sensor, and thus the human impression. False detection by the sensor is suppressed. In the present invention, “the counter-use end of the top plate” is a concept including an intermediate portion of the both ends of the top plate having both ends facing each other as the use end.

  As an example of an embodiment for easily realizing such an irradiation suppressing means, there is one in which the irradiation suppressing means is a covering material that covers at least the passage side of the human sensor. In such a case, since the passage side of the human sensor is covered with the covering material, even if a person passes through the passage, the passerby is not irradiated and the passerby is not detected. It is.

  Moreover, as an example of the attachment mode of the human sensor unit, the support element includes a pair of support columns and a horizontal member that connects the upper ends of the support columns and supports the lighting fixture on the lower surface. The horizontal member may further support the human sensor unit.

  As an example of a configuration for effectively detecting the presence of a user in the work area, the human sensor unit at or near a corner formed by the horizontal member and the column. Are provided.

  As a suitable example of such a lighting system, the support element is provided above the counter-use end of the furniture with the top plate provided with the top plate, and an optional member can be attached to the support element. It is done.

  As another preferable example of such a lighting system, there is a furniture in which a furniture with a top plate provided with the top plate and the support element capable of supporting itself are provided separately.

  ADVANTAGE OF THE INVENTION According to this invention, generation | occurrence | production of the malfunction which is energized to a lighting fixture by the misdetection of the human sensitive sensor at the time of a person passing through a channel | path, and the reduction effect of power consumption is impaired can be suppressed.

The perspective view which shows the illumination system which concerns on one Embodiment of this invention. The front view which shows the illumination system which concerns on the same embodiment. The top view which shows the illumination system which concerns on the same embodiment. The bottom perspective view which shows the attachment aspect of the human sensitive sensor part which concerns on the same embodiment. The bottom view which shows the human sensitive sensor part which concerns on the same embodiment. The front view which shows the human sensitive sensor part which concerns on the same embodiment. The side view which shows the human sensitive sensor part which concerns on the same embodiment. The top view which shows the human sensitive sensor part which concerns on the same embodiment. The disassembled perspective view which shows the illumination system which concerns on other embodiment of this invention. The perspective view which shows the illumination system which concerns on the same embodiment. The front view which shows the illumination system which concerns on other embodiment of this invention.

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

  As shown in FIGS. 1 to 3, the lighting system S according to the present embodiment is a furniture 1 with a top plate in which a top plate 11 is supported on a leg 12, and a counter-use of the top plate of the furniture 1 with a top plate. The support element 2 that supports the luminaire 3 through the column 21 that stands up from the end 11b and the user's work area R1 that is attached to the support element 2 and uses the top plate 11 are specifically aimed. A human sensor unit 4 is provided for energizing the lighting fixture 3 when the presence of the user is detected in the cage irradiation range R2.

  More specifically, as shown in FIGS. 1 to 3, the furniture 1 with the top plate includes a pair of rectangular top plates 11 having opposite use ends 11 b facing each other, and the pair of ceilings. Legs 12 that respectively support the side edges of the plate 11 and a lid 13 that covers a wiring insertion space formed between the counter-use ends 11b of the top plate 11 are provided. Two persons can be seated on each of the use ends 11a of the top plate 11, and each half of the top surface is defined as a work area R1 for each seated person, that is, the user, with the center 1x in the width direction as a boundary. And the channel | path A is set in the outer side of the both-sides edge 11c of this top plate 11. FIG.

  As shown in FIGS. 1 to 3, the support element 2 is supported by the legs 12 and rises from both ends in the width direction of the counter-use end 11 b of the top plate 11, and these support columns 21. 21 is connected between the upper ends, and a horizontal member 22 that supports the lighting fixture 3 on the lower surface. In the present embodiment, a wiring storage space (not shown) that can store a power cord for supplying power to the lighting fixture 3 is provided in the column 21. Further, an optional member such as a panel 9 can be attached to the support element 2.

  The lighting fixture 3 is a combination of a plurality of LEDs, and is supported above the counter-use end 11b of the top plate 11 via the support element 2 as described above. In addition, the lighting fixture 3 is provided in two in total, one on each side in the width direction across the width direction center of the support element 2, more specifically, the width direction center of the horizontal member 22. .

  As described above in the present embodiment and as shown in FIGS. 4 to 8, the human sensor unit 4 is specifically aimed at the work area R <b> 1 of the user who uses the top plate 11 and is illuminated. When the presence of a user in R2 is detected, a human sensor main body 41 that emits a signal to energize the lighting fixture 3, and when the human sensor main body 41 emits the signal, that is, the human impression The switching element 42 that is energized when the presence of the user is detected within the irradiation range R2 of the sensor main body 41, and the control device 43 that is connected to the human sensor main body 41 and the switching element 42 and controls them. And a substantially rectangular parallelepiped shape having a sensor exposure hole 44x for housing the human sensor main body 41, the switching element 42, and the control device 43 and exposing the human sensor on the lower surface. And a body 44. A part of the human sensor main body 41 is exposed to the outside through the sensor exposure hole 44x, and the operator's hand or the like is within the irradiation range R2, that is, mainly within the work region R1 on the top plate surface. When the movement of the heat source is detected, a signal indicating that the presence of the user is detected within the irradiation range R2 is output. The control device 43 is configured mainly with a microcomputer system including at least a CPU, a storage device, an input / output interface, and a timer, for example. When a signal indicating presence is received, the switching element 42 is controlled to be energized for a predetermined time, for example, 3 minutes, starting from the time when the signal is received. When the signal is received again before the predetermined time has elapsed since the signal was received, the count of the predetermined time is discarded and the switching is performed for the predetermined time from the time when the signal is received again. Control to turn on the element 42 is performed. That is, when the user is seated on the use end 11a of the top plate 11, the movement of the user's hand or the like is detected at intervals shorter than the predetermined time in the use region of the top plate 11, Starting from the time when the user is seated on the use end 11a of the top plate 11, the switching element 42 is energized until the predetermined time elapses after the user leaves the use end 11a of the top plate 11, Electric power is supplied to the lighting device. As described above, the housing 44 accommodates the human sensor main body 41, the switching element 42, and the control device 43 therein, and also exposes the human sensor to the lower surface 44a. 44x. In addition, a magnet 45 is provided on the upper surface of the housing 44, and as shown in FIGS. 1 to 4, on the lower surface of both ends in the longitudinal direction of the horizontal member 22 of the support element 2 via the magnet 45. The human sensor portion 4 is attached to the lower surface of a plate-like human sensor mounting member 22a that is provided and formed of a magnetic material such as iron. In other words, the human sensor 4 is provided at a corner formed by the horizontal member 22 and the support column 21. Furthermore, the height positions of the human sensor unit 4 and the lighting device 3 are set so that the human sensor body 41 can effectively detect that an operator is seated in the work area R1. A position of 750 to 900 mm upward from the top plate surface of the top plate 11, more preferably a position of 840 to 850 mm upward from the top plate surface of the top plate 11, more specifically, upward from the top plate surface of the top plate 11. The position is set to 846 mm.

  Therefore, the illumination system S according to the present embodiment further includes irradiation suppression means 5 that suppresses irradiation on the passage A side by the human sensor unit 4, more specifically, the human sensor main body 41.

  Specifically, as shown in FIGS. 4 to 7, the irradiation suppressing unit 5 is provided on the lower surface 44 a of the housing 44 of the human sensor unit 4, and has a predetermined angular range among the sensor exposure holes 44 x. For example, it is formed by using a hemispherical covering material 51 that covers only the region of 130 degrees and covers the other region, that is, the region including the entire half on the passage A side. The covering material 51 covers a region below the sensor exposure hole 44x, in other words, a part of the region below the human sensor main body 41, so that an irradiation range by the human sensor main body 41 is achieved. R2 is limited to the central part of the use area on each of the left and right halves of each top plate surface and a partial area in front of the use end 11a of the top plate 11, and irradiation on the passage A side by the human sensor body 41 is suppressed. The

  That is, according to the configuration of the illumination system S of the present invention, even if a person passes through the passage A and the passerby reaches the vicinity of the side edge 11c of the top plate 11, the irradiation suppression means 5 can reduce the human feeling. Since the irradiation on the passage A side by the sensor main body 41 is suppressed, erroneous detection by the human sensor is suppressed. Therefore, it is possible to suppress the occurrence of a problem in which the lighting fixture 3 is energized due to erroneous detection of the human sensor when a person passes through the passage A and the effect of reducing power consumption is impaired.

  Moreover, since the said irradiation suppression means 5 is formed using the coating | coated material 51 which coat | covers the channel | path A side of the said human sensitive sensor main body 41 at least, even if a person is passing the channel | path A side, There is no irradiation and no passersby is detected. Therefore, such irradiation suppressing means 5 can be easily realized with a small number of parts.

  Further, the support element 2 includes a pair of columns 21 and a horizontal member 22 that connects the upper ends of the columns 21 and supports the lighting fixture 3 on the lower surface. Since the human sensor unit 4 is further supported at the end in the longitudinal direction, the irradiation range R2 of the human sensor unit 4 can be set as a use region of the top plate 11 with a simple configuration.

  In addition, since the lighting fixture 3 uses LEDs as its light source, it is possible to further reduce power consumption.

  And since the said human sensor part 4 is provided in the corner part which the said horizontal member 22 and the said support | pillar 21 form, a worker is in the said work area | region R1 set to the left-right both half part of the top plate 11, respectively. Can be detected effectively.

  The present invention is not limited to the embodiment described above.

  For example, as shown in FIG. 9 and FIG. 10, a pair of columns X21, an upper horizontal member X22 that connects the upper ends of these columns X21 and supports a lighting device (not shown), and a lower end of the column X21 A self-supporting frame-like shape having a lower horizontal member X23 to be connected and a leg X24 provided below the lower horizontal member X23 and supporting the column X21, the upper horizontal member X22 and the lower horizontal member X23. A furniture X1 having a top plate, and a top plate X11 and a leg X12 that supports the top plate X11, and the counter-use end X11b of the top plate X11 is opposed to any one of the front and rear surfaces of the support element X2. A human sensor is provided that is focused on a work area of a user who uses the top plate X1 and energizes the lighting fixture when detecting the presence of the user within the irradiation range. Having a human sensation The present invention may be applied to a furniture system XS with a section X4. That is, in the furniture system XS, there may be provided irradiation suppression means for suppressing irradiation on the passage XA side by the human sensor main body of the human sensor unit X4. As an example of this irradiation suppressing means, for example, a member using a covering material that covers the passage side XA of the human sensor main body as in the above-described embodiment may be used.

  Moreover, as shown in FIG. 11, the center in the longitudinal direction of the countertop end of the top plate Y11 having the top plate Y11 and the leg Y12 that supports the top plate Y11, and the top plate Y11 of the top plate Y11. The first support element Y22 that supports the first lighting fixture Y31 that is provided on each of the left and right sides of the support Y21 and illuminates the top surface of the furniture with the top panel, and the upper end of the support Y21. A support element Y2 having a second support element that supports the second lighting fixture Y32 that illuminates the ceiling and a work area of a user who uses the top board Y1 is specifically aimed at and within the irradiation range Even if the present invention is applied to a furniture system YS provided with a human sensor unit Y4 having a human sensor for energizing the lighting fixtures Y31 and Y32 when the presence of the user is detected in Good. That is, in this furniture system YS, the irradiation suppressing means using a covering material covering the passage YA side of the human sensor body Y41 in order to suppress the irradiation on the passage YA side by the human sensor body Y41 of the human sensor portion Y4. Y5 may be provided.

  Furthermore, the irradiation suppressing means may be formed by other methods such as coating the human sensor with black ink, not limited to using a covering material for covering the human sensor.

  In addition, it goes without saying that the present invention may be applied to a furniture system that uses a lighting fixture that uses a light source other than an LED.

  Moreover, in embodiment mentioned above with reference to FIGS. 1-8, while using only one top plate and using the furniture with a top plate which uses only the one end edge as a use end, the reaction of this furniture with a top plate is used. You may apply this invention to the illumination system which has provided the support element in the use end side. In this case, instead of the irradiation suppressing means according to the above-described embodiment using the covering material in which only the region of 130 degrees is opened among the sensor exposure holes for exposing the human sensor main body, 65 of the sensor exposure holes. It is advisable to employ an irradiation suppression means using a covering material that opens only the region of the degree. Furthermore, in the embodiment described above with reference to FIGS. 9 and 10, the present invention may naturally be applied to a lighting system in which furniture with a top plate is arranged only on one side of the support element. In these aspects, the side where the furniture with the top plate of the support element is not arranged may be arranged close to the building wall surface, or a panel element for blocking the line of sight may be attached to the support element as an optional member.

  And the installation location of a human sensor part is not restricted to the corner part which the horizontal member which connects between the upper ends of the said support | pillar which makes a pair with the support | pillar of a support element forms, for example, it is 1 person at the use end of a top plate. In a mode in which only the person sits or a mode in which three persons sit, the horizontal member may be provided at the center in the longitudinal direction.

  In addition, various modifications may be made without departing from the spirit of the present invention.

DESCRIPTION OF SYMBOLS 11 ... Top plate 2 ... Supporting element 3 ... Lighting fixture 4 ... Human sensor part 5 ... Irradiation suppression means

Claims (6)

Detecting the presence of the user within the irradiation range by focusing on the top plate, the supporting element that supports the luminaire on the opposite end of the top plate, and the work area of the user who uses the top plate A lighting sensor comprising: a human sensor unit having a human sensor for energizing the lighting apparatus when the light is applied; and an irradiation suppressing unit for suppressing irradiation on the passage side by the human sensor. system. The illumination system according to claim 1, wherein the irradiation suppressing unit is a covering material that covers at least a passage side of the human sensor. The support element includes a pair of struts and a horizontal member that connects the upper ends of the struts and supports a lighting fixture on the lower surface, and the human sensor unit is further provided on the horizontal member. The illumination system according to claim 1 or 2, wherein the illumination system is supported. The lighting system according to claim 3, wherein the human sensor unit is provided at a corner formed by the horizontal member and the support column or in the vicinity thereof. The illumination system according to claim 1, 2, 3, or 4, wherein the support element is provided above the counter-use end of the furniture with the top plate provided with the top plate, and an optional member can be attached to the support element. The lighting system according to claim 1, 2, 3, or 4, wherein the furniture with a top plate provided with the top plate and the support element capable of supporting itself are provided separately.

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