JP7253942B2 - Lighting device, lighting unit, and lighting system - Google Patents

Description

Application of Article 30, Paragraph 2 of the Patent Act Publication date: January 29-31, 2019 Publication location: ENEX 2019 43rd Harmony of Global Environment and Energy Exhibition (Tokyo Big Sight) Publication content: Inventor Nagayuki Tomi exhibited lighting equipment and lighting units and distributed catalogs.

The present invention relates to lighting devices, lighting units, and lighting systems installed indoors or outdoors in buildings such as factories or warehouses.

2. Description of the Related Art Conventionally, a plurality of electric lights are arranged on the ceiling of buildings such as factories and warehouses. In a factory, a person turns on the light switch when the factory is used, and turns off the light switch when the factory is not used. Lights in factories illuminate people's feet, etc., and are significant in improving work safety. It is desirable to further improve the safety of buildings such as factories. In addition, in buildings, sensor lights are sometimes arranged as lights so that the lights can be turned on only when people are present to reduce electricity costs (for example, Patent Document 1). It is desirable to further reduce the electricity costs of buildings.

JP-A-5-283171

An object of the present invention is to provide a lighting device, a lighting unit, and a lighting system that can further improve the safety of buildings such as factories and reduce the electricity bill of the buildings.

The lighting device of the present invention is a lighting device installed indoors or outdoors in a building,
a sensor for detecting the presence or absence of a moving object indoors; a controller connected to the sensor and connected to a main light installed indoors; with low auxiliary lights,
The controller includes a signal receiving unit that receives a detection signal from the sensor, a determination unit that determines whether or not the moving object is present based on the detection signal received by the signal receiving unit, and the determination unit determines whether the moving object is present. an auxiliary turn-off command unit for commanding the auxiliary light to turn off when the determination unit determines that there is a moving object; a main turn-on command unit for commanding the main light to turn on when the determination unit determines that there is a moving object; a duration storage unit that stores a continuous lighting duration;
an auxiliary lighting command unit that commands the auxiliary light to turn on at the start of operation;
a main extinguishing command unit that instructs the main lamp to extinguish at the start of operation;
with
The auxiliary lighting command unit, when the determination unit determines that there is no moving object after the main light is turned on by the main lighting command unit, causes the auxiliary lighting command unit to associate the lighting duration time with the elapse of the lighting duration. configured to command the lamp to turn on,
The main light extinguishing command unit instructs the main light to extinguish when the lighting continuation time elapses when the determining unit determines that there is no moving object after the main light is turned on by the main lighting command unit. configured as
The controller is configured to turn on the main light and turn off the auxiliary light when the sensor detects the moving object.
In the specification and claims of the present application, the term "indoor" includes attics of buildings, high ceilings of factories and warehouses, eaves and eaves of entrances and exits, and the like. "Building" includes a structure consisting only of a roof. Commands include turning AC or DC power on and off.

In the lighting device of the present invention described in claim 2, the luminous intensity of the light emitted by the auxiliary lamp is 0.5 times or less the luminous intensity of the light emitted by the main lamp.

In the lighting device of the present invention described in claim 3, the controller includes a delay time storage unit that stores a delay time for starting to turn off the auxiliary light when the determination unit determines that there is a moving object, a delay processing unit that interlocks the auxiliary turn-off command unit and the main turn-on command unit based on the delay time;
After recognizing that the main lighting command unit has transmitted a lighting command signal to the main lamp, the delay processing unit transmits a lighting command signal to the auxiliary lamp to the auxiliary lighting command unit when the delay time elapses. is configured to transmit the
That is, the present invention described in claim 3 is configured to turn on the main light and turn off the auxiliary light after a certain delay time has elapsed when the sensor detects a moving object.

In the lighting device of the present invention described in claim 4, the controller comprises a preceding time storage unit that stores a preceding time shorter than the lighting duration, and the auxiliary lighting command unit based on the preceding time. A preceding processing unit that interlocks with the main lighting command unit,
After the main lights are turned on, the preceding processing section sends a lighting command signal to the auxiliary lights to the auxiliary lighting command section at the end of the preceding time when the determination section determines that there is no moving object. It is characterized by being configured to transmit.
That is, according to the present invention described in claim 3, when the determination unit determines that there is no moving object after the main lights are turned on, the auxiliary lights are turned on after a predetermined period of time has elapsed, and after a predetermined amount of time has passed, It is configured to turn off the main lights.

A lighting unit according to the present invention is characterized by comprising the lighting device according to any one of claims 1 to 4 and the main lamp according to claim 1.

A lighting system according to the present invention comprises a plurality of lighting units according to claim 6 arranged on the ceiling of a building, electric wires for supplying electricity to the plurality of lighting units, and all of the lighting units connected to the electric wires. and an electrical switch configured to control the supply of electricity to the unit.

According to the lighting device of the present invention, the auxiliary lighting command unit transmits a lighting command signal to the auxiliary light at the start of operation, and unless the sensor detects a moving object indoors, the auxiliary light with low luminosity continues to light. Therefore, when there is no moving object in the building, it does not become completely dark, and a person who is going to enter the building can see his/her feet, etc., and the safety of the person can be ensured. Further, according to the present invention, when the sensor detects a moving object, the main lighting command unit transmits a lighting command signal to the main lamp, and when the sensor does not detect the moving object, the auxiliary lighting command unit sends the auxiliary lamp can be commanded to light up. Therefore, it is possible to irradiate the light only to the place where the moving body passes by the main light, and to light the place where the moving body does not pass, the auxiliary light with low luminous intensity and low electricity cost. Therefore, it is possible to further reduce the electricity cost of the building. Further, when the main lighting command unit turns on the main lights, the auxiliary light-off command unit turns off the auxiliary lights, thereby further reducing the electricity cost of the building. That is, according to the present invention, it is possible to further improve the safety of buildings such as factories, and to further reduce the electricity bill of the buildings.

It is a block diagram which shows the illuminating device which concerns on this invention. FIG. 2 is a perspective view showing the lighting device of FIG. 1; 2 is a flow chart showing the operation of the lighting device of FIG. 1; 2 is a timing chart showing the operation of the lighting device of FIG. 1; FIG. 2 is a front view showing a lighting system using the lighting device of FIG. 1;

Next, embodiments of the present invention will be described in detail based on the drawings. In FIGS. 1 and 2, reference numeral 10 denotes a lighting device of the present invention. In FIG. 1, solid lines connecting devices, instruments, controllers or parts indicate that they are connected or related to each other. A computer (not shown) controls devices, devices, controllers, or parts. A computer includes a CPU, memory, and input/output ports. The control of the device and the like may be performed by an electric circuit that does not include a CPU.

(composition)
The lighting device 10, as shown in FIGS. 1 and 2, includes a sensor 12 capable of detecting a moving object such as a person or a forklift. The infrared receiving surface 40 of the sensor 12 has the shape of a portion of a sphere. When the lighting device 10 is installed on the ceiling with the infrared receiving surface 40 facing downward, the detection range of the sensor 12 is circular in plan view. The sensor 12 can detect infrared rays emitted from a person or the like. The sensor 12 can detect a change in infrared rays caused by movement of a person or the like as presence of a moving body. The sensor 12 may be an ultrasonic sensor capable of detecting moving objects.

The lighting device 10 includes a controller 16 that controls devices that constitute the lighting device 10, as shown in FIGS. The internal configuration of the controller 16 will be explained in detail later. Controller 16 is connected to sensor 12 . The controller 16 is configured to connect to a main light 14 that is pre-located in the ceiling 52 (shown in FIG. 5) of a building 50 such as a factory. The type of the main lamp 14 is not particularly limited, and may be an LED lamp, an incandescent lamp, or the like.

The lighting device 10 includes an auxiliary light 18 connected to a controller 16, as shown in FIGS. The irradiation surface 42 of the auxiliary light 18 is rectangular, and when the lighting device 10 is installed on the ceiling, the irradiation range of the auxiliary light 18 is circular, elliptical, or the like. The auxiliary light 18 and the controller 16 are integrated, and are configured to facilitate the operation of holding the lighting device 10 and connecting it to the main light 14 . The irradiation surface 42 is not transparent but is white with translucency. The luminous intensity of the light emitted by the auxiliary lamp 18 is lower than the luminous intensity of the light emitted by the main lamp 14, preferably 0.5 times or less, more preferably 0.25 times or less. The controller 16 may be configured so that the luminous intensity of the auxiliary light 18 can be set. Since the auxiliary light 18 is turned on when there is no moving object such as a person, the luminous intensity is lowered so that a wide range can be illuminated by diffused reflection. The power consumption of the auxiliary light 18 is less than the power consumption of the main light 14, preferably 0.25 times or less. Since the auxiliary light 18 may be lit for a long time at night when there are no moving objects such as people, it is preferable that the auxiliary light 18 be an LED light whose electricity cost is low.

(Controller 16)
The controller 16 includes an electricity receiving section (not shown) to which AC electricity is supplied from the electric wire 44 shown in FIG. The controller 16 includes an electrical supply (not shown) that supplies alternating current electricity to the main lights 14 via an electrical cord 46 .

The controller 16, as shown in FIG. 1, includes a signal receiver 20 that receives detection signals from the sensor 12. The controller 16 includes a determination unit 22 that determines the presence or absence of a moving object such as a person based on the detection signal received by the signal reception unit 20 . The determination unit 22 binarizes the signal received from the signal reception unit 20 and determines whether the mobile object is present or not. The controller 16 includes an auxiliary extinguishing command section 24 that instructs the auxiliary light 18 to extinguish when the judging section 22 judges that there is a moving object. The controller 16 also includes a main lighting command section 26 that commands the main lights 14 to turn on when the determination section 22 determines that there is a moving object.

The controller 16 stores a delay time storage unit 32 for storing a delay time for starting to turn off the auxiliary light 18 when the determination unit 22 determines that there is a moving object, and a controller 16 based on (associated with) the delay time. A delay processing unit 34 for interlocking the auxiliary turn-off command unit 24 and the main turn-on command unit 26 is provided. The delay time is preset. The delay processing unit 34 is configured to instruct the auxiliary light-off command unit 24 to turn off the auxiliary light 18 when the delay time elapses after recognizing that the main light-on command unit 26 has instructed the main light 14 to turn on. ing. That is, when the determination unit 22 determines that there is a moving object, the delay processing unit 34 turns on the auxiliary light 18 after the delay time has elapsed after turning on the main light 14, as shown in FIGS. configured to turn off. The delay time is, for example, 0.5 seconds, 1.0 seconds or 1.5 seconds. Therefore, there is no moment when the indoors where the lighting device 10 is installed is completely turned off and people cannot see their feet, etc., and the safety of the indoors is improved. Also, since the main light 14 with strong light is turned on at the same time when the auxiliary light 18 is turned off, the eyes are not given a strong shock.

The controller 16, as shown in FIG. 1, includes a duration storage unit 36 that stores a lighting duration during which the main lamp 14 continues lighting. The lighting duration can be set from a remote controller (not shown). The lighting duration is, for example, 30 seconds, 1 minute, 3 minutes or 5 minutes. The controller 16 includes an auxiliary lighting command section 28 that instructs the auxiliary lights 18 to turn on in association with the lapse of the lighting continuation time after the main lights 14 are turned on. The controller 16 includes a main light-off command section 30 for instructing the main light 14 to be turned off when the lighting continuation time elapses after the main light 14 is turned on.

The controller 16 includes a preceding time storage unit 38 that stores a preceding time that is shorter than the lighting duration. The preceding time is stored in the preceding time storage unit 38 by subtracting the deviation time preset in the preceding time storage unit 38 from the lighting duration. The controller 16 includes a preceding processing section 35 that interlocks the auxiliary lighting command section 28 and the main turning-off command section 30 based on the preceding time (in association with each other). After the main lighting command unit 26 instructs the main lamp 14 to turn on the main lamp 14 and the main lamp 14 is turned on, the preceding processing unit 35 issues an auxiliary lighting command at the end of the preceding time when the determination unit 22 determines that there is no moving object. It is configured to instruct the unit 28 to turn on the light. The main extinguishing command unit 30 is configured to extinguish the main lamp 14 when the lighting continuation time longer than the preceding time ends. That is, as shown in FIGS. 3 and 4, the preceding processing unit 35 sets a Deviation time is provided. The deviation time is, for example, 0.5 seconds, 0.7 seconds, or 1.5 seconds. Therefore, there is no moment when the indoors where the lighting device 10 is installed is completely turned off and people cannot see their feet, etc., and the safety of the indoors is improved.

(Lighting system 48 and lighting unit 58)
A lighting system 48 according to the present invention, as shown in FIG. 5, is configured by arranging a plurality of lighting devices 10 on a ceiling 52 of a building 50 such as a factory (for example, a high ceiling of a factory). A lighting unit 58 of the present invention is composed of one lighting device 10 and a main lamp 14 connected to one lighting device 10 . FIG. 5 shows that when a person 56 riding a forklift 54 is moving within a building 50, the sensor 12 detects the person 56 riding the forklift 54 as a moving body, and the main light 14 is turned on in the lighting unit 58. The auxiliary light 18 is extinguished at this time, and in the lighting unit 58 where the sensor 12 does not detect the person 56, the main light 14 of the lighting device 10 is extinguished and the auxiliary light 18 is lit. The main light 14 is installed on the ceiling 52 before the lighting device 10 is arranged. The lighting unit 58 is formed by connecting one lighting device 10 to one main light 14 and fixing it to the ceiling 52 with a bracket 60 (shown in FIG. 2) having a substantially U-shaped cross section. One lighting device 10 may be connected to two main lights 14 . The lighting system 48 is formed by connecting each lighting device 10 to a single wire 44 and installing an electrical switch 62 near the end of the wire 44 to turn on or off the wire 44 . Electrical switch 62 is configured to control the supply of electricity to all lighting units 58 .

(Action and effect)
(Commencement of Operation of Lighting Device 10, Lighting Unit 58, and Lighting System 48)
In the lighting system 48 installed on the ceiling 52 in FIG. 5, by turning on the electric switch 62 and supplying electricity to the wires 44, all the lighting devices 10 are turned on as shown in FIG. Become. Each lighting device 10 starts operating. In FIG. 3 , the action below “powering on all lighting devices 10 ” differs depending on each lighting device 10 . When each lighting device 10 starts operating, as shown in FIG. 3, each auxiliary lighting command section 28 commands each auxiliary light 18 to turn on, and each main light-off command section 30 commands each main light 14 to turn off. to keep it off.

(Normal operation of lighting device 10, lighting unit 58 and lighting system 48)
When there is no moving body such as a person 56 in the interior 64 of the building 50, the sensor 12 does not detect the moving body, so as shown in FIG. be done. Therefore, even if there is no moving object, the indoor space 64 is not completely dark, and the auxiliary light 18 is turned on.

For example, as shown in FIG. 5, when a person 56 riding a forklift 54 enters a room 64 and moves, the lighting unit 58 detected by the sensor 12 as the person 56 or the forklift 54 as a moving object is as shown in FIG. Then, the main light 14 is turned on, and after waiting for the delay time, the auxiliary light 18 is turned off. After the main lights 14 are turned on 14, when the determination unit 22 determines that there is no moving object, the lighting unit 58 waits for the preceding time (for example, 29.3 seconds) and turns on the auxiliary lights 18. After that, the main light 14 is extinguished. The main light 14 will be extinguished when the lighting duration (eg, 30 seconds) elapses. In the lighting unit 58 where the sensor 12 does not detect the person 56, the main light 14 of the lighting device 10 is turned off and the auxiliary light 18 is turned on. Even if the person 56 riding the forklift 54 is no longer present indoors 64, when the worker is present, the lighting unit 58 detects the worker as a moving object by the sensor 12, as shown in FIG. 14 is turned on, and after waiting for the delay time, the auxiliary light 18 is turned off.

According to the present invention, as described above, when there is no moving object such as the person 56 in the indoor space 64, the indoor space 64 does not become completely dark, and the auxiliary light 18 is turned on. A person 56 trying to enter the object 50 can see his/her feet and the like, and the safety of the person can be ensured. Further, according to the present invention, it can also be used as a night light in which light leaks to the outside from the windows of the building 50 for the safety of the exterior of the building 50 . In addition, according to the present invention, only the place where the person 56 passes is illuminated by the main light 14, and the place where the person 56 does not pass is illuminated by the auxiliary light 18 with low luminosity and low electricity cost. . Therefore, the electricity cost of the building 50 can be further reduced. That is, according to the present invention, the safety of the building 50 such as a factory can be further improved, and the electricity cost of the building 50 can be further reduced.

Although the embodiments of the present invention have been described above with reference to the drawings, the present invention is not limited to the illustrated embodiments. For example, the lighting device may be provided with a sensor that detects only people, and may be configured so that only the auxiliary light is turned on without turning on the main light when an automatically operated unmanned forklift passes indoors. Also, the present invention may be used for crime prevention in department stores, amusement parks, parks, and the like.

10: Lighting device 12: Sensor 14: Main light 16: Controller 18: Auxiliary light 20: Signal receiving unit 22: Judging unit 24: Auxiliary light-off command unit 26: Main light-on command unit 28: Auxiliary light-on command unit 30: Main light off command Unit 32: Delay time storage unit 34: Delay processing unit 35: Preceding processing unit 36: Duration time storage unit 38: Preceding time storage unit 40: Infrared reception unit 44: Electric wire 46: Electric cord 48: Lighting system 50: Building 58: lighting unit 62: electric switch 64: indoor

Claims (6)

A lighting device installed indoors or outdoors in a building,
It is configured separately from the existing main lights installed indoors or outdoors of the building, and is installed side by side with the main lights,
a controller connected to the main light; a sensor connected to the controller for detecting the presence or absence of a moving object indoors or outdoors ; Equipped with an auxiliary light,
The controller is
a signal receiving unit that receives a detection signal from the sensor;
a determination unit that determines presence or absence of the moving object based on the detection signal received by the signal reception unit;
an auxiliary extinguishing command unit that instructs the auxiliary light to extinguish when the judging unit judges that the moving object is present;
a main lighting command unit that commands the main light to turn on when the determining unit determines that the moving object is present;
a duration storage unit that stores a lighting duration for which the lighting of the main lamp is to be continued ;
an auxiliary lighting command unit that commands the auxiliary light to turn on at the start of operation;
a main extinguishing command unit that instructs the main lamp to extinguish at the start of operation;
with
The auxiliary lighting command unit, when the determination unit determines that there is no moving object after the main light is turned on by the main lighting command unit, causes the auxiliary lighting command unit to associate the lighting duration time with the elapse of the lighting duration. configured to command the lamp to turn on,
The main light extinguishing command unit instructs the main light to extinguish when the lighting continuation time elapses when the determining unit determines that there is no moving object after the main light is turned on by the main lighting command unit. configured as
The lighting device, wherein the controller turns on the main light and turns off the auxiliary light when the sensor detects the moving object. 2. The lighting device according to claim 1, wherein the luminous intensity of the light emitted by said auxiliary lamp is 0.5 times or less the luminous intensity of the light emitted by said main lamp. The controller includes a delay time storage unit that stores a delay time for starting turning off the auxiliary light when the judgment unit judges that there is a moving object, and the auxiliary turn-off command unit and the It further comprises a delay processing unit that performs interlocking processing with the main lighting command unit,
The delay processing unit is configured to cause the auxiliary turn-off command unit to command the auxiliary light to turn off when the delay time elapses after recognizing that the main turn-on command unit has commanded the main lamp to turn on. 3. A lighting device according to claim 1 or 2. The controller includes a preceding time storage unit that stores a preceding time shorter than the lighting duration, and a preceding processing unit that interlocks the auxiliary lighting command unit and the main lighting command unit based on the preceding time. and
The preceding processing section causes the auxiliary lighting command section to instruct the auxiliary lighting to turn on the auxiliary lighting at the end of the preceding time when the determining section determines that there is no moving object after the lighting of the main lighting. 4. The lighting device according to any one of claims 1 to 3, which is configured as follows. a lighting device according to any one of claims 1 to 4;
a main light according to claim 1;
A lighting unit made up of a plurality of lighting units according to claim 5 arranged on the ceiling of a building;
a wire for supplying electricity to a plurality of lighting units;
an electrical switch connected to the electrical wire and configured to control the supply of electricity to all of the lighting units;
A lighting system consisting of

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