JP2005235398A - Lighting fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting fixture with little malfunction and life degradation enabling a lamp to be lit as a human entry into a room is promptly detected by a human sensor. <P>SOLUTION: In the lighting fixture provided with a long-size fixture main body 2, a lamp mounted on the fixture main body 2, a lighting unit 4 lighting the lamp 3, a translucent cover 5 fitted to the fixture main body 2 covering the lamp 3, and the human sensor 6 detecting a human body and sending a lighting signal to the lighting unit 4, the human sensor 6 is installed at one end in a length direction of the fixture main body 2. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a lighting apparatus including a human sensor.

Conventionally, a long instrument body 32 as shown in FIG. 4, a lamp 33, a lighting device (not shown) for lighting the lamp 33, and a human sensor 34 provided at the center of the instrument body 32. The lighting fixture 31 provided with these is known. (Patent Document 1)
JP 2000-1333040 A

  However, when the human sensor 34 is arranged at the center of the appliance main body 32, the detection range of the human sensor 34 does not reach the entrance door of the room, and as a result, the human sensor 34 immediately after the person enters the room. There was a problem of not detecting.

  Further, after the lamp is turned off, the lamp 33 may be repeatedly turned on again by the afterglow of the lamp 33. For example, when the translucent cover 35 is attached to the instrument main body 32, the afterglow of the lamp 33 is reflected on the translucent cover 35, which may be particularly problematic.

  Furthermore, since the lamp 33 receives a large amount of light, there is a problem that the thermal load increases and the life of the human sensor 34 is deteriorated.

  The present invention has been made in view of such a reason, and the object of the present invention is to provide a lighting device that is detected by a human sensor immediately when a person enters the room and the lamp is lit, and has few malfunctions and deterioration of life. It is to provide.

  In order to solve the above problems, in the present invention, firstly, a long instrument body, a lamp mounted on the instrument body, a lighting device for lighting the lamp, and the instrument body are attached. In a lighting fixture including a translucent cover that covers the lamp and a human sensor that detects a person and sends a lighting signal to the lighting device, the human sensor is one end in the longitudinal direction of the appliance body. Be prepared for.

  Second, the human sensor is provided with an integrated brightness sensor that detects brightness around the lighting fixture and automatically controls the brightness of the lamp.

  Thirdly, the human sensor is covered with a translucent cover, and the detection unit of the human sensor is exposed from a sensor hole formed at one end in the longitudinal direction of the translucent cover. Do it.

  Fourth, a socket for attaching the lamp to both ends in the longitudinal direction of the instrument body is provided, and the one end of the instrument body in the longitudinal direction is opposite to the lamp attachment side of the socket. A sensor support for supporting the human sensor is provided.

  Fifth, an operation unit for adjusting the operating condition of the lamp is provided on a surface of the sensor support table facing the lamp.

  In the first lighting fixture of the present invention, since the human sensor is provided at one end in the longitudinal direction of the fixture main body, even if the lighting fixture is installed at the center of the room, the detection range of the human sensor is set to the room. It can be shifted from the center to the entrance door side. As a result, even in a long and narrow room such as a closet or a storage room in a house, when a person enters from the entrance door, the person can be quickly detected and the lamp can be turned on. In addition, since the influence of the light and heat of the lamp on the human sensor can be reduced, malfunction and life deterioration of the human sensor can be reduced.

  In the second lighting fixture of the present invention, the same effect as the first lighting fixture can be obtained, and the brightness of the lamp is automatically controlled by detecting the brightness around the lighting fixture by the human sensor. Since the brightness sensor is provided integrally, it is possible to save energy without using extra power. In addition, since the influence of the light and heat of the lamp on the brightness sensor can be reduced, malfunctions and lifetime deterioration of the brightness sensor can be reduced.

  In the third lighting fixture of the present invention, the same effect as that of the first lighting fixture can be obtained, and the detection part of the human sensor is exposed from the sensor hole drilled in the translucent cover. Therefore, the sensitivity of the human sensor becomes good. In addition, since the influence of the light of the lamp reflected on the translucent cover and entering the detection unit of the human sensor can be further reduced, malfunctions of the human sensor can be further reduced.

  In the fourth lighting fixture of the present invention, the same effect as the first lighting fixture can be obtained, and the detection unit of the human sensor is installed away from the fixture main body by the height of the sensor support. Therefore, the detection range is not obstructed by other components in the lighting fixture, and a sufficient detection range can be ensured. In addition, since the sensor support base is provided at the end of the fixture body, the sensor support base does not block the light of the lamp so that the appearance of the lighting fixture does not deteriorate.

  In the fifth lighting fixture of the present invention, the same effect as that of the first lighting fixture can be obtained, and an operation unit for adjusting the operating condition of the lamp is provided on the surface of the sensor support table facing the lamp. Since it is provided, the operation unit can be seen from the lamp side even when the lamp is lit, so that the operation unit is easy to see. As a result, the operability of the operation unit is improved.

  As shown in FIGS. 1 and 2, a lighting fixture 1 according to an embodiment of the present invention includes a long fixture body 2, a lamp 3 mounted on the fixture body 2, and a lighting device 4 that lights the lamp 3. , A translucent cover 5 that is attached to the instrument body 2 and covers the lamp 3, and a human sensor 6 that detects a person and sends a lighting signal to the lighting device 4. At one end in the longitudinal direction.

  The human sensor 6 also has a brightness sensor function of detecting the brightness around the lighting fixture 1 and automatically controlling the brightness of the lamp 3. That is, the brightness sensor is integrated with the human sensor 6.

  The instrument body 2 is formed in an elongated rectangular shape, and is attached to the ceiling surface with a wood screw 9. In addition, a lighting device 4 for lighting the lamp 3 is provided at a central portion in the longitudinal direction of the instrument body 2. Further, a power line 12 is drawn from a power line drawing hole 11 provided in the instrument body 2 and connected to the terminal block 13.

  Sockets 10 for attaching the lamps 3 are provided at both ends in the longitudinal direction of the appliance main body 2, and a straight tube fluorescent lamp is attached to the socket 10 as the lamp 3.

  A sensor support 7 for supporting the human sensor 6 is provided at one end of the instrument body 2 in the longitudinal direction on the opposite side of the lamp 10 from the lamp mounting side. A detection unit 8 is provided.

  An operation portion 7 c for adjusting the operating condition of the lamp 3 is provided on the surface of the sensor support 7 facing the lamp 3. The operation unit 7c includes a lighting holding time adjustment knob 7a and a brightness adjustment knob 7b.

  A sensor hole 15 for exposing the detection part 8 of the human sensor 6 is formed at one end in the longitudinal direction of the translucent cover 5, and the detection part 8 of the human sensor 6 is provided in the sensor hole 15. The translucent cover 5 is detachably attached to the instrument main body 2 with a thumbscrew 14 in a state where it is exposed from the instrument.

  Next, operation | movement of the lighting fixture 1 in this embodiment is demonstrated.

  As shown in FIG. 3 (a), the luminaire 1 is installed in the center of the ceiling surface so that the human sensor 6 is arranged on the entrance door 21 side in a room 20 such as a closet or a storage in a house. Yes.

  When a person enters from the entrance door 21, the human sensor 6 promptly detects the person and the lamp 3 is turned on. At this time, the brightness sensor function provided in the human sensor 6 detects the ambient brightness, and the brightness of the lamp 3 is automatically controlled so that the brightness is adjusted in advance by the brightness adjustment knob 7b. The

  Then, after the person leaves the room 20, the lamp 3 is turned off when a lighting holding time preset by the lighting holding time adjusting knob 7a has elapsed.

  Here, as shown in FIG. 3B, in the conventional lighting fixture 31, since the human sensor 34 is provided in the central portion of the fixture main body 32, the lighting fixture 31 is placed in the central portion of the ceiling surface of the room 20. When installed, the human sensor 34 is also disposed at the center of the ceiling surface of the room 20, and the entrance door 21 is not within the detection range 22 of the human sensor 34. For this reason, the human sensor 34 is not detected unless a person enters through the entrance door 21 and advances several steps.

  On the other hand, in the lighting fixture 1 in the present embodiment, since the human sensor 6 is provided at one end in the longitudinal direction of the fixture body 2, the lighting fixture 1 is installed in the center of the ceiling surface in the room 20. However, the human sensor 6 can be arranged on the entrance door 21 side. As a result, the entrance door 21 of the room 20 comes within the detection range 22 of the human sensor 6, and when the person enters from the entrance door 21, the human sensor 6 can quickly detect it.

  Further, since the human sensor 6 is provided at one end of the instrument body 2 in the longitudinal direction, the influence of the light and heat of the lamp on the human sensor 6 can be reduced, and the human sensor 6 malfunctions. And lifespan deterioration can be reduced.

  In addition, a brightness sensor that detects brightness around the luminaire 1 and automatically controls the brightness of the lamp 3 is integrated with the human sensor 6, and a lamp preset by the brightness adjustment knob 7b is provided. Since it is automatically controlled so as to have a brightness of 3, it is possible to save energy without using extra power. Moreover, since the influence of the light and heat of the lamp 3 on the brightness sensor can be reduced, malfunctions and lifetime deterioration of the brightness sensor can be reduced.

  In addition, since the detection unit 8 of the human sensor 6 is exposed from the sensor hole 15 formed in the translucent cover 5, the detection unit 8 may detect a human body without passing through the translucent cover 5. This can improve the sensitivity of the human sensor 6. Moreover, since the influence of the light of the lamp 3 reflected on the translucent cover 5 and entering the detection part of the human sensor 6 can be further reduced, the malfunction of the human sensor 6 can be further reduced.

  In addition, since the sensor support base 7 allows the detection unit 8 of the human sensor 6 to be set apart from the instrument body 2 by the height of the sensor support base 7, the detection range is determined by other components in the lighting fixture 1. And a sufficient detection range can be secured. In addition, the sensor support 7 is provided at one end of the instrument body 2 in the longitudinal direction on the side opposite to the lamp mounting side of the socket 10, so that the sensor support 7 transmits the light from the lamp 3. There is no blocking.

  In addition, since the operation unit 7c for adjusting the operation condition of the lamp 3 is provided on the surface of the sensor support 7 that faces the lamp 3, the operation unit 7c from the side of the lamp 3 even when the lamp 3 is lit. As a result, it is possible to prevent the operation of the operation unit 7c from being dazzled and difficult to operate.

  In this embodiment, one straight tube fluorescent lamp is used as the lamp 3, but two or more straight tube fluorescent lamps may be used, and even in this case, the same effect as in this embodiment is obtained. be able to.

It is a perspective view of the lighting fixture 1 in embodiment of this invention. It is a disassembled perspective view of the lighting fixture 1 in the embodiment. (A) It is a top view of the state which installed the lighting fixture 1 in embodiment of this invention in the center part of the ceiling surface. (B) It is a top view of the state which installed the conventional lighting fixture 31 in the center part of the ceiling surface. It is a perspective view of the conventional lighting fixture 31. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Lighting fixture 2 Appliance main body 3 Lamp 4 Lighting device 5 Translucent cover 6 Human sensor 7 Sensor support stand 8 Detection part

Claims (5)

A long instrument body,
A lamp to be mounted on the instrument body;
A lighting device for lighting this lamp,
A translucent cover attached to the appliance body and covering the lamp;
In a lighting fixture comprising a human sensor that detects a person and sends a lighting signal to the lighting device,
The lighting device is characterized in that the human sensor is provided at one end in the longitudinal direction of the device main body.   The lighting device according to claim 1, wherein a brightness sensor that detects brightness around the lighting device and automatically controls the brightness of the lamp is integrated with the human sensor.   The human sensor is covered with a translucent cover, and the detection unit of the human sensor is exposed from a sensor hole formed in one end portion in the longitudinal direction of the translucent cover. The lighting fixture according to claim 1 or 2, characterized in that   Sockets for attaching the lamps are provided at both ends of the appliance body in the longitudinal direction, and the human sensor is supported on one end of the appliance body in the longitudinal direction on the opposite side of the socket from the lamp attachment side. A lighting fixture according to any one of claims 1 to 3, further comprising a sensor support base. The lighting apparatus according to claim 4, wherein an operation unit for adjusting an operating condition of the lamp is provided on a surface of the sensor support table facing the lamp.

Images