WO2015166599A1 - Corps électroluminescent souple et système de commande d'émission de lumière - Google Patents

Corps électroluminescent souple et système de commande d'émission de lumière Download PDF

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Publication number
WO2015166599A1
WO2015166599A1 PCT/JP2014/076731 JP2014076731W WO2015166599A1 WO 2015166599 A1 WO2015166599 A1 WO 2015166599A1 JP 2014076731 W JP2014076731 W JP 2014076731W WO 2015166599 A1 WO2015166599 A1 WO 2015166599A1
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Prior art keywords
flexible
light
wiring
flexible substrate
light emitting
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PCT/JP2014/076731
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English (en)
Japanese (ja)
Inventor
正清善隆
菊池匡斉
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神田工業株式会社
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Publication of WO2015166599A1 publication Critical patent/WO2015166599A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts

Definitions

  • the present invention relates to a flexible light-emitting body equipped with a light-emitting element such as a light-emitting diode (LED) suitable for use mainly in lighting of houses, hospitals, factories and other buildings, and a light-emission control system using the same.
  • a light-emitting element such as a light-emitting diode (LED) suitable for use mainly in lighting of houses, hospitals, factories and other buildings, and a light-emission control system using the same.
  • LED light-emitting diode
  • Patent Document 1 a light emitting element is connected in parallel between two parallel wires formed by connecting a plurality of LEDs in parallel between two parallel wires on a flexible substrate.
  • a belt-shaped illuminant coated with a synthetic resin made of transparent vinyl is disclosed.
  • Patent Document 2 discloses a similar light emitter disposed in a rope tube having a transparent cross section and a circular cross section. Such a long light emitter is flexible and has a high degree of freedom in arrangement, and is widely used as an illumination device for illumination purposes for advertising purposes.
  • the long light emitter described above may be applied as a practical lighting device in buildings such as staircases and corridor guide lights in addition to illumination purposes. Its use is not limited to ordinary houses, but there are many opportunities for people to walk at midnight, such as hospitals and nursing homes, etc. It is effective if it is disposed. In facilities such as factories and buildings, it can also be used as a guide light that guides to an evacuation exit when a fire or accident occurs.
  • the light emitter as described in Patent Document 1 has a structure in which a plurality of light emitting elements are mounted in parallel between two wirings on a substrate, and is usually 12V or 24V DC from one end of a flexible substrate. Input current to make the whole emit light. Therefore, in general, a mechanism is adopted in which an AC adapter is connected to a 100 V AC power supply to generate a DC voltage of 12 V or 24 V to supply power.
  • the operation of turning on and off is performed by operating a switch provided at one end to which a power source is connected to control power feeding. Since the power supply is turned on and off over the entire wiring of the book, the entire light emitter can only be turned on and off, and controlled from a position different from the end where the power supply is connected (for example, the opposite end) It is impossible to do.
  • Patent Document 1 As described above, assuming various usage conditions peculiar to buildings, the illuminant described in Patent Document 1 cannot realize operability that can withstand practical use, and is not suitable as lighting for buildings. I can say that.
  • LEDs are inherently vulnerable to static electricity, unlike fluorescent lamps and light bulbs.
  • static electricity there are many places where static electricity is generated, and if sufficient countermeasures against static electricity are not taken, there is a possibility that the LED light emitting element will be destroyed by static electricity. Very expensive.
  • the light emitter described in Patent Document 1 is coated with a synthetic resin made of transparent vinyl, but the synthetic resin to be coated and the light emitting element are in close contact with each other. It seems that there is a high possibility that static electricity will reach the light emitting element and be destroyed. Further, even if a plurality of light emitters are arranged in a rope tube having a circular cross section as in Patent Document 2, if the light emitting element is not sufficiently fixed, the light emitting element comes into contact with the rope tube. After all, static electricity reaches the light emitting element and is destroyed.
  • the LED light-emitting element mounted on the illumination light-emitting body as described in Patent Document 1 or Patent Document 2 may have a relatively low luminance. No special consideration is required for the heat generated. However, when it is used as a lighting device for a building, sufficient illuminance is required, and therefore it is indispensable to mount a light emitting element with high luminance and a large calorific value. In addition, in order to expand the irradiation range of the luminous body, high-intensity light-emitting elements may be mounted on both sides of the flexible substrate. In such cases, sufficient heat dissipation measures are not taken, such as further increasing the amount of heat generated.
  • the present invention has been made in view of such a point, and the object thereof is not limited to the connection position of the power supply, and can be attached with a switch and the like, and can be controlled on and off from both ends as well as desired.
  • Wiring with a high degree of freedom, such as turning on and off the necessary parts from the location, light emitters that are suitable for use as building lighting with sufficient anti-static measures, and building lighting with sufficient heat dissipation measures It is to realize at least one of light emitters suitable for use as a light source.
  • One aspect of the present invention includes a flexible substrate on which three or more parallel wirings are formed, and a plurality of light emitting elements connected in parallel between a specific first wiring and a second wiring among the wirings.
  • the light emitting device further comprises: an insulating container that accommodates the flexible board in an internal housing space; and a switch circuit that switches conduction between a specific third wiring and the second wiring among the wirings.
  • the flexible light-emitting body is characterized in that a voltage for lighting the element is applied between the third wiring and the first wiring.
  • an independent wiring that does not conduct with other wiring is provided, so that manual switches, various sensors, and the like are wired at appropriate positions. Can do.
  • the container is formed of an insulating flexible member, and a portion of the container facing the light emitting element has a light of the light emitting element.
  • a light-transmitting portion that transmits light, and a surface on which the light-emitting element is not mounted is substantially in contact with a wall surface of the housing space, and the light-emitting element is separated from the flexible member so as not to contact the flexible member.
  • a fixing means for fixing a flexible substrate to the flexible member is provided.
  • the flexible substrate since the flexible substrate always faces the light emitting surface of the light emitting element toward the light transmitting portion of the container, and the state where the light emitting element does not contact the inner wall of the flexible tube is maintained, external static electricity is emitted.
  • the element can be prevented from being damaged, and the heat generated from the light emitting element can be efficiently radiated.
  • the switch circuit is switched in connection based on a sensing result of the sensor.
  • the light emitting element can be turned on or off according to the sensing result of the sensor. Therefore, it is possible to realize a practical lighting device that can be used for lighting and guide lights used in facilities such as factories and buildings.
  • the said flexible substrate is comprised from what connected the some flexible substrate in series, and is inserted in one continuous flexible tube It is characterized by.
  • a flexible substrate when the length is limited, a plurality of flexible substrates are connected and inserted into a single continuous flexible tube to obtain a desired length. Can be manufactured.
  • the flexible tube is characterized in that both ends are sealed and airtight.
  • a plurality of conducting wires respectively connected to the parallel wirings provided on the flexible substrate are connected to at least one end of the flexible substrate, and the conducting wires are connected to the flexible substrate. It is characterized by being exposed to the outside from the end of the tube.
  • the end of the flexible tube where the conducting wire is exposed to the outside is sealed by a cap member having an insertion hole through which the conducting wire is inserted. Yes.
  • the portion through which the conducting wire is inserted can be reliably sealed by the cap member, and the end portion can be easily sealed.
  • a light emission control system including a plurality of flexible light emitters and a plurality of control terminals, wherein the flexible light emitter has a flexible structure in which three or more parallel wires are formed.
  • a switching circuit for switching conduction between a specific third wiring and the second wiring, and a voltage for lighting the light emitting element is applied between the third wiring and the first wiring.
  • the switch circuit is configured such that the connection is switched when the receiving circuit receives a predetermined control signal, and the control terminal receives the predetermined operation input and receives the predetermined control signal.
  • a switch, a sensor, or the like can be attached to a desired position such as a reverse tip as well as an end to which a power source is connected. Wiring with a very high degree of freedom is possible, such as on / off operation of the sensor and on / off control by a sensor etc. at a desired position, realizing a lighting device that responds to the advanced operability required for building lighting can do.
  • the light-emitting element on the light-emitting surface has a structure with sufficient anti-static measures such that the light-emitting element is inserted without contacting the flexible tube, it is difficult for external static electricity to reach the light-emitting element. This is effective in being able to withstand the use of lighting in buildings where static electricity is frequently generated.
  • the light emitting element is inserted without contacting the flexible tube, even if a light emitting element with high brightness is mounted on the light emitting surface, the heat generated from the light emitting surface is efficiently radiated into the air in the flexible tube. And the light emitting element is not easily damaged by heat.
  • the flexible tube has a structure in which heat is not easily transmitted, even if the light emitter is attached to the building using a double-sided tape, an effect that it is difficult to peel off can be obtained.
  • FIG. 1 is a top view of a flexible substrate 1 having three wires arranged in parallel on the substrate.
  • the structure of one end portion is particularly shown, but the other end portion has the same structure.
  • the flexible substrate 1 is formed of a film-like flexible material having a width of about 1 centimeter, and has a vertically long strip shape. In the longitudinal direction, it is provided with three continuous wirings A, B, and C which are parallel and linearly parallel.
  • a plurality of light emitting elements 4 are connected in parallel between two specific wirings A and B via a resistor 5 on one side of the flexible substrate 1, and the light emitting elements 4 are connected to the other wirings C.
  • the other wirings A and B are independent wirings that are not conductive except for connections by switches, sensors, etc., which will be described later.
  • As the light emitting element 4 an LED light emitting element is exemplified.
  • Land portions 6 corresponding to the respective wirings are provided at both ends of the respective wirings on the flexible substrate 1 so that conductors and the like can be connected as necessary. If the 6 are soldered and connected to each other, the flexible substrate 1 having a desired length as a whole can be formed.
  • FIG. 2 includes four continuous wirings A, B, C, and D parallel to the longitudinal direction and arranged in a straight line on the flexible substrate 1.
  • a plurality of light emitting elements 4 are connected in parallel between two specific wirings A and B via a resistor 5 on one side of the flexible substrate 1 as in the case shown in FIG.
  • the wiring C is not conductive except for the wirings A, B, and D, and the wiring D is connected to the other wirings A, B, and C by a switch, a sensor, etc. described later. It has an independent wiring structure.
  • the wiring of the flexible substrate 1 is not necessarily limited to being provided on only one side of the flexible substrate 1, and the wiring can be appropriately laid using both sides as necessary.
  • FIG. 3 is a view showing the flexible luminous body 100 according to the present embodiment cut along the surface of the flexible substrate 1 in the length direction, and the flexible substrate 1 is inserted into a flexible tube 7 as a container. And the state where the both ends of the said flexible tube 7 were sealed is shown.
  • an adhesive may be applied to the inner wall near the end of the flexible tube 7, and the end of the flexible tube 7 may be crushed up and down to be in close contact. It is possible to perform welding with heat, but in the case shown in FIG. 3, a conductor 8 is attached to a land portion 6 provided at an end of the flexible substrate 1, and the conductor 8 is connected to the flexible tube 7. Therefore, an adhesive is applied to a resin cap member 9 having an insertion hole through which the conductor 8 is inserted, and the cap member 9 is attached and sealed so as to cover the end of the flexible tube 7. is doing.
  • FIG. 4 is a cross-sectional view showing the cross-sectional shape of the flexible light-emitting body 100 according to this embodiment.
  • the flexible luminous body 100 includes the flexible substrate 1 described above and a flexible tube 7 formed of a material having flexibility and insulation.
  • a housing space S is formed in the flexible tube 7, and the flexible substrate 1 is housed in the housing space S.
  • the flexible substrate 1 is fixed in a state where the back surface 1b (the surface on which the light emitting element 4 is not mounted) is substantially in contact with one wall surface (hereinafter referred to as the bottom surface) of the accommodation space S. Is done.
  • the flexible substrate 1 can be fixed with, for example, a double-sided tape or an adhesive.
  • a rib protruding in the accommodation space S may be provided, and the flexible substrate 1 may be fixed in such a manner as to be sandwiched between the rib and the wall surface of the accommodation space S.
  • the flexible light emitter 100 is bent between the plurality of light emitting elements 4 mounted on the surface 1 a of the flexible substrate 1 and the wall surface (hereinafter referred to as the upper surface) of the accommodation space S facing the light emitting elements 4.
  • a gap H is formed so that the light emitting element 4 and the upper surface of the accommodation space S are not in contact with each other.
  • the flexible tube 7 is provided with a translucent portion 21 at least at a portion facing the light emitting element 4.
  • the light transmitting part 21 is transparent or translucent. When the light emitting element 4 emits light in the flexible tube 7, at least a part of the light can be visually recognized from the outside of the flexible light emitting body 100 through the light transmitting part 21.
  • FIG. 5 is a perspective view according to another example of the flexible light-emitting body 100
  • FIG. 6 is a cross-sectional view showing the cross-sectional shape thereof.
  • the flexible tube 7 shown in these figures it has comprised the substantially trapezoid shape which has the upper bottom part 10 and the lower bottom part 11 whose cross-sectional shape is parallel.
  • the shape of the leg portion 12 is not necessarily linear, and may be curved to some extent.
  • the flexible substrate 1 is placed on the lower bottom portion 11 with its light emitting surface facing upward.
  • the width W2 of the upper bottom portion 10 is the same as that of the flexible substrate 1. Since the width W3 of the lower bottom portion 11 is smaller than the width W1 and larger than the width W1 of the flexible substrate 1, when the flexible substrate 1 is inserted into the flexible tube 7, the flexible substrate 1 is lifted upward. Even if it tries to be blocked, it cannot be moved to the upper bottom portion 10 side by being blocked by the leg portion 12, but always stays on the lower bottom portion 11, and as a result, the distance H between the light emitting surface and the upper bottom portion 10 is maintained. Become.
  • the light emitting surface of the flexible substrate 1 and the upper bottom portion 10 of the flexible tube 7 are separated so as not to contact with each other, so that static electricity is not easily transmitted to the LED light emitting element 4. Can be reliably protected from static electricity.
  • FIG. 7 shows a configuration in which two apex angles X and Y having an acute angle smaller than 90 ° are formed at both ends of the plane portion 10 by making the cross-sectional shape of the inner wall 11 triangular.
  • the flexible substrate 1 has a lateral width equal to that of the flexible substrate 1 and a planar portion 10 that is continuous in the longitudinal direction, with the light emitting surface facing upward, and the both sides of the flexible substrate 1 are sandwiched by the two apex angles X and Y. In a stable state.
  • the apex angle in the triangle includes an apex angle with an internal angle exceeding 90 ° as in the obtuse triangle, and therefore, when the cross-sectional shape is a triangular shape, the plane portion to which the flexible substrate 1 is fixed. Cannot be stably fixed unless it is sandwiched between two apex angles X and Y having an acute angle smaller than 90 °.
  • the light emitting element 4 of the flexible substrate 1 and the inner wall 11 of the flexible tube 7 do not contact, but external static electricity light-emits.
  • the light-emitting element 4 can be reliably protected from static electricity without being easily transmitted to the element 4. Further, since the heat generated from the light emitting element 4 is also efficiently radiated to the air in the flexible tube 7 through the gap H, the light emitting element 4 is not easily damaged by heat.
  • the shape of the cross section can be designed relatively freely. Accordingly, a trapezoidal shape or a kamaboko shape can also be adopted as long as it can form two acute angles as described above with respect to a cross-sectional shape other than the triangular shape. Further, in the case shown in FIG. 7, the outer diameter of the flexible tube 7 is semicircular, and the cross-sectional shape of the outer diameter of the flexible tube 7 does not need to match the cross-sectional shape of the inner wall 11 and is different. It doesn't matter.
  • the material of the flexible tube 7 is preferably highly insulating and highly kink-resistant.
  • TPO thermopolyolefin or thermoplastic polyolefin
  • TPE thermopolyethylene
  • TPU thermopolyurethane
  • Styrene butadiene rubber SBR
  • butadiene rubber BR
  • natural rubber NR
  • nitrile rubber NBR
  • hydrogenated nitrile rubber HNBR
  • fluoro rubber FKM, FFKM
  • acrylic rubber ACM
  • Silicone rubber VMQ, FVMQ) urethane rubber (AU, EU) ethylene propylene rubber (EPM, EPDM), chloroprene rubber (CR), chlorosulfonated polyethylene (CSM), epichlorohydrin rubber (CO, ECO) isoprene rubber (IR)
  • Polysulfide rubber T
  • norbornene rubber NOR
  • kink resistance refers to the property of maintaining the space in the tube without collapsing the space in the tube when a tube-shaped material is bent, but if a material having high kink resistance as described above is used. Even if the flexible tube 7 is bent, the light-emitting element 4 of the flexible substrate 1 and the inner wall 11 of the flexible tube 7 can be more reliably kept apart so as not to contact each other.
  • the flexible tube 7 needs to be transparent at least at the upper bottom portion facing the light emitting surface of the flexible substrate 1, but may be transparent as a whole.
  • the flexible luminous body 100 shown in FIG. 7 When attaching the flexible luminous body 100 shown in FIG. 7 to an appropriate place in the building, it can be easily attached by applying a double-sided tape to the outer surface of the bottom of the flexible tube 7, and an adhesive is applied to the place. It may be attached by adhesion.
  • the both ends of the flat portion 10 in the cross-section of the inner wall 11 of the flexible tube 7 are opposed to each other.
  • both sides of the flexible substrate 1 are sandwiched by the recesses 12 formed as described above.
  • the concave portion 12 may be formed so as to protrude from the inner wall 11 as shown in FIG. 8A so that the concave portion 12 is formed integrally with the flexible tube 7, or the inner wall has a thickness as shown in FIG. 8B. You may make it form the recessed part 12 integrally.
  • the recess 12 may be formed by inserting a spacer 13 separate from the flexible tube 7.
  • the flexible tube 7 is formed by separately molding a part on one surface side and a part on the other surface side of the flexible substrate 1, and fusing the end portion with the flexible substrate 1 interposed therebetween. It can also be formed. In this case, the flexibility of the shape of the flexible tube 7 is improved.
  • the cross-sectional shape of the accommodation space S can employ various structures having kink resistance. For example, the entire plurality of light-emitting elements 4 mounted in a row on the flexible substrate 1 are combined into one. It is good also as a tube shape accommodated in the accommodation space S, and it is good also as a private room structure divided for every 1 or several light emitting element 4. FIG.
  • FIG. 9A to 9C are views for explaining the shape of the flexible tube 7 and the shape of the accommodation space S.
  • FIG. 9A shows a tube-shaped element that accommodates the entire plurality of light emitting elements 4 mounted in a row on the flexible substrate 1 in one accommodating space S
  • FIG. 9B shows one or more light emitting elements.
  • a private room structure divided into four is shown.
  • the light emitting elements 4 are arranged in a two-dimensional matrix on the flexible substrate 1, and the flexible tube 7 is formed so as to be sandwiched between the upper surface side flexible sheet 7a and the lower surface side flexible sheet 7b. Also good.
  • the upper surface side flexible sheet 7a has a waffle-like connection box structure in which a plurality of recesses are formed in a two-dimensional matrix on the side facing the upper surface 7a of the flexible substrate 1.
  • the shape of the dent may be various, for example, a cube shape, a rectangular parallelepiped shape, a columnar shape, a cone shape, a triangular pyramid shape, a truncated quadrangular pyramid shape, a truncated cone shape, etc.
  • the shape can be adopted.
  • a groove is formed on the back surface side of the portion corresponding to the rib of the connection box structure described above on the surface of the upper surface side flexible sheet 7a that does not face the upper surface 1a of the flexible substrate 1 and is sewn between the recesses.
  • a groove may be formed as described above. Thereby, the bendability of the flexible tube 7 is improved.
  • FIG. 10 shows a state in which the flexible substrate 1 having a light emitting surface on one side is inserted into a flexible tube 7 whose inner wall 11 has a circular cross section.
  • the lateral width of the flexible substrate 1 is configured to be equal to the length 2R of the circular diameter of the inner wall 11 of the flexible tube 7, both sides of the flexible substrate 1 are supported by the inner wall 11 of the flexible tube 7, The flexible substrate 1 is accommodated while being supported in the air at the center of the flexible tube 7.
  • the gap H is always formed on the light emitting surface, the light emitting element 4 of the flexible substrate 1 does not contact the inner wall 11 of the flexible tube 7, and external static electricity is applied to the light emitting element 4.
  • the light emitting element 4 can be more reliably protected from static electricity. Further, since the gap H is formed on both surfaces of the flexible substrate 1, heat can be efficiently radiated into the flexible tube 7 even if the high-luminance light emitting element 4 is mounted.
  • FIG. 11 shows a state in which the flexible substrate 1 in which the light emitting elements 4 are mounted on both sides and both sides emit light is inserted into the flexible tube 7 whose inner wall 11 has an elliptical cross section.
  • the lateral width of the flexible substrate 1 is configured to be equal to the length 2R of the elliptical long axis of the inner wall 11 of the flexible tube 7, both sides of the flexible substrate 1 are stably sandwiched between the inner walls 11 of the flexible tube 7. Therefore, the flexible substrate 1 is accommodated while being supported in the air at the central portion of the flexible tube 7.
  • the light-emitting elements 4 on both surfaces of the flexible substrate 1 are not in contact with the inner wall 11 of the flexible tube 7 on both surfaces, and external static electricity is not easily transmitted to the light-emitting elements 4. Can be protected from. Further, in this case, since the gap H is formed on both surfaces of the flexible substrate 1, even if the light emitting elements 4 on both surfaces of the flexible substrate 1 generate heat, a sufficient heat dissipation effect can be obtained. Is less susceptible to heat damage.
  • the outer diameter of the flexible tube 7 does not need to match the outer sectional shape of the inner wall 11, so that the outer shape of the flexible tube 7 is a square shape. It may be of a shape.
  • FIGS. 12A to 13C show a state in which the flexible substrate 1 is inserted into the flexible tube 7 having two apex angles C and Y that can be diagonally connected so that the inner wall 11 has a transverse cross-sectional shape.
  • the inner wall 11 has a square cross section
  • FIG. 12B has the inner wall 11 having a parallelogram
  • FIG. 13A has an inner wall 11 having a pentagon.
  • 13B shows a hexagonal cross-sectional shape of the inner wall 11
  • FIG. 13C shows a cross-sectional shape of the inner wall 11 in which arcs are vertically stacked.
  • the apex angles X and Y are configured such that the inner angle of each apex angle is divided into two acute angles by a diagonal line connecting the apex angles X and Y.
  • the width of the flexible substrate 1 is equal to the length of the diagonal line. The flexible substrate 1 is stably accommodated in a state where both sides thereof are sandwiched between the two apex angles X and Y and are supported in the air in the flexible tube 7.
  • the light-emitting element 4 in the form of the flexible substrate 1 does not come into contact with the inner wall 11 of the flexible tube 7 on both sides, so that external static electricity is not easily transmitted to the light-emitting element 4 and the light-emitting element 4 is more reliably It is possible to protect from the above and to obtain a sufficient heat dissipation effect.
  • two diagonal lines, a diagonal line connecting the apex angles X and Y (solid line) and a diagonal line connecting the apex angles Z and W (dotted line) can be drawn.
  • the interior angle of the apex angle X is divided into two acute angles x1 and x2 of less than 90 ° by the diagonal line connecting the apex angles X and Y, and the apex angle Y is similarly divided.
  • the inner angle of the apex angle Z is divided into two angles, an acute angle z1 less than 90 ° and an obtuse angle z2 greater than 90 °, by the diagonal line connecting the apex angles Z and W, and the apex angle W is similarly divided.
  • both sides of the flexible substrate 1 are sandwiched between apex angles such as the apex angles X and Y that are divided into two acute angles by a diagonal line. It is desirable.
  • the cross-sectional shape of the inner wall 11 of the flexible tube 7 can be freely designed as long as it has two apex angles that satisfy the above requirements.
  • the fact that a diagonal line can be drawn between the corners inevitably means a polygonal shape of four or more squares.
  • the flexible substrate 1 can be supported in the most stable state.
  • the flexible substrate 1 is formed by the concave portions 12 formed so as to be opposed to two locations in the cross section of the inner wall 11 of the flexible tube 7 in which the inner wall 11 has a quadrangular cross section. A state where both side portions of the substrate 1 are sandwiched is shown. In this case, the interval between the inner bottoms of the recesses 12 formed opposite to the two locations must be equal to the lateral width of the flexible substrate 1, but the formation of the recesses 12 at that time is as shown in FIG.
  • the protrusion 12 may be protruded from the inner wall 11 to form the recess 12 integrally with the flexible tube 7, or the inner wall 11 may be made thick so that the recess 12 is formed integrally as shown in FIG. 15B. May be. Further, as shown in FIG. 15C, the recess 12 may be formed by inserting a spacer 13 separate from the flexible tube 7.
  • the light emitting element 4 on the flexible substrate 1 is either mounted on one side or mounted on both sides.
  • external static electricity is not easily transmitted to the light emitting element 4, and the light emitting element 4 can be more reliably protected from static electricity and a sufficient heat dissipation effect can be obtained.
  • the flexible light-emitting body 100 of this embodiment has another wiring C or CD other than the wiring A and B to which the light emitting element 4 is attached, as shown in FIG. 1 or FIG. Therefore, various switches and sensors can be connected, and various functions can be exhibited depending on the wiring structure. Thus, various aspects of the wiring structure will be described.
  • the flexible luminous body 100 When the flexible luminous body 100 is laid in a long corridor in a building or a staircase of a high-rise building, it is assumed that the flexible luminous body 100 is laid over a distance of several tens of meters, or in some cases, 100 meters or more. Even in this case, the power source is connected to one end portion side of the flexible light-emitting body 100.
  • FIG. 16 is a wiring diagram showing an embodiment in which three parallel wires A, B, and C are provided, but the tip (right end) opposite to the end (left end) to which the power source is connected.
  • the manual switch SW is attached to the part.
  • the cathode of the DC power source is connected to the end of the wiring B which is one of the specific parallel wirings to which the light emitting element 4 is connected, and the anode is connected to the end of the other wiring C.
  • a manual switch SW for connecting the wiring C and the wiring A is provided at the distal end portion of the flexible luminous body 100, and the flexible luminous body 100 is turned on / off by this switch SW regardless of the position of the power source. Therefore, it is effective when it is used when the position of the power source and the position where the switch should be located are separated.
  • the land portions 6 of the two flexible substrates 1 are connected to each other to constitute one flexible light emitter 100.
  • the desired number Just connect and extend.
  • FIG. 17 is also an example of the flexible light emitter 100 in which three parallel wires A, B, and C are provided.
  • the tip of one flexible light emitter 100 configured by connecting three flexible substrates 1 is also shown.
  • An optical sensor board 20 provided with an optical sensor is connected to the unit, and the whole is turned on when the vicinity of the optical sensor becomes dark. Therefore, this case is also effective when used when the position of the power source and the position where the optical sensor should be located are separated.
  • the DC power source is attached to the same end as that shown in FIG. 16, but has a wiring structure in which a standby current is constantly supplied to the optical sensor substrate 20 at the tip.
  • the photosensor substrate 20 includes a phototransistor (Q1) that changes current according to illuminance and a comparator (IC1) that changes output by comparing changes in voltage after the current flowing through the phototransistor is converted by resistance. ) And a switch digital transistor (Q2) connected to operate with the output from the comparator.
  • a phototransistor Q1 that changes current according to illuminance
  • IC1 comparator
  • Q2 switch digital transistor
  • FIG. 18 shows an embodiment in which four parallel wires A, B, C, and D are provided, and a human sensor base 21 including a human sensor is attached to the tip of the wiring.
  • the human sensor base 21 is equipped with a human sensor (IC1) and a switch digital transistor (Q1).
  • IC1 human sensor
  • Q1 switch digital transistor
  • the combination of the flexible light emitting body 100 and the human sensor base 21 is used as a single unit 23 in a portion indicated by a dotted line on the tip side of the human sensor base 21, and the units 23 may be repeatedly connected. It can. Therefore, for example, if a flexible light emitter 100 having a human sensor is laid every 5 meters in a long corridor of a hospital or the like, only the flexible light emitter 100 in a portion where a person walks is lit, and an excellent lighting effect is realized. Can do.
  • the IC 2 for voltage conversion for constantly supplying a standby current of 5V to the human sensor is the best. It is attached to the tip.
  • FIG. 19 also shows an embodiment in which four parallel wirings A, B, C, and D are provided, and two optical sensor bases 20 provided with optical sensors are connected to both ends of the flexible light emitting body 100, respectively.
  • the wirings A and C are connected at the most advanced part.
  • the DC power source is connected to the flexible luminous body 100 via one optical sensor substrate 20, and flexible when detecting that one of the optical sensors (IC1) and (IC2) at both ends is dark.
  • the light emitter 100 emits light.
  • FIG. 20 is also an example in the case where the number of wirings in parallel is A, B, C, and D, in which two photosensor bases 20 equipped with photosensors are connected to both ends of the flexible luminous body 100.
  • the flexible light emitter 100 emits light when it is detected that both of the photosensors (IC1) and (IC2) at both ends are dark.
  • two manual switches are connected to both ends of the flexible luminous body 100 to realize a three-pronged switch circuit.
  • each switch is arranged on the top and bottom of a staircase or on both ends of a corridor.
  • the flexible light emitter 100 can be turned on / off independently by each switch.
  • FIG. 22 shows two substrates provided with photo reflectors (Q1 and Q2) as optical switches instead of manual switches, connected to both ends of the flexible luminous body 100, respectively.
  • the photo reflector is an element in which light emission and light reception are integrated to detect light reflection and light shielding.
  • a reflection type photo reflector is used.
  • a switch-on signal generated by placing a hand over the light emitting portion of the photoreflector (Q1, Q2) is waveform-shaped by a Schmitt inverter (IC1, IC2) via an OR circuit (logical sum), and then flip-flop circuit (IC3
  • IC1 Schmitt inverter
  • the flexible luminous body 100 of this embodiment As verified in the above examples, if the flexible luminous body 100 of this embodiment is used, the degree of freedom of wiring is improved and various switches, sensors, and the like can be attached at appropriate positions. The exceptional operability required for the use of a building that could not be achieved with the flexible light emitting body 100 can be realized.
  • the flexible light-emitting body 100 configured as described above has high flexibility, it can be used by being fixed to structures having various surface shapes. Therefore, a wide range of applications such as decoration, lighting, notification based on sensor detection results, and game devices can be considered.
  • the flexible light emitting body 100 that blinks in conjunction with the volume, tempo, range, tone, and the like of the sound emitted from the device.
  • the flexible light-emitting body 100 can be used like a hand-held light-emitting device used for cheering or expressing emotions at concerts and the like. Since the flexible light-emitting body 100 according to the present embodiment has a high degree of flexibility, an original light-emitting device that realizes various shapes and patterns different from the ready-made products is realized.
  • a sensor for detecting contact or pressure is provided in the grip portion of the light emitting device, or a sensor for detecting acceleration is provided in the light emitting device, and on / off of the switch circuit SW is controlled based on the detection result of the sensor.
  • a time lag may be given to the lighting timing among the plurality of light emitting elements 4 by disposing a capacitive element and a resistive element in the middle of the wirings A and B.
  • a capacitor element for connecting the wirings A and B between the plurality of light emitting elements 4 is provided, or a resistance element is provided in the middle of the wirings A and B, thereby connecting to the AC adapter.
  • the light emitting element 4 that is closer to the lighted point is turned on earlier, and the farther light emitting element 4 is turned on later.
  • the flexible light emitting device 100 is provided with a time lag in lighting of the plurality of light emitting elements 4, it is possible to produce a realistic sensation of gradually turning on.
  • FIG. 23 is a top view of the flexible substrate 210 included in the flexible luminous body 200 according to the second embodiment.
  • the flexible substrate 210 is a film-like substrate having flexibility, and a plurality of wirings A, B, C,... Are formed in parallel on one surface thereof. In the example shown in FIG. 23, three wires A, B, and C are formed on the surface 210 a of the flexible substrate 210.
  • a plurality of light emitting elements 211 such as LEDs are mounted on the flexible substrate 210, and each light emitting element 211 is connected in parallel between the wirings A and B.
  • the plurality of light emitting elements 211 mounted on the surface 210a of the flexible substrate 210 emit light.
  • a region where the light emitting element 211 is mounted on the flexible substrate 210 is referred to as a light emitting area A1.
  • a plurality of sensor elements 212 are also mounted on the flexible substrate 210, and each sensor element 212 is connected in parallel between the wirings B and C.
  • the sensor element 212 causes the wirings B and C to conduct when the sensing result satisfies a predetermined condition, and causes the light emitting element 211 to emit light.
  • a region where the sensor element 212 is mounted on the flexible substrate 210 is referred to as a sensing area A2.
  • the sensor element 212 applies a certain scientific principle to natural phenomena and mechanical / electromagnetic / thermal / acoustic / chemical properties of artifacts or spatial information / temporal information indicated by them, to humans and machines. Is a device that replaces signals of other media that are easy to handle, and various known and later-developed devices can be employed. For example, there are an illuminance sensor, a temperature sensor, a sound sensor, a radio wave sensor, a sensor for detecting a chemical substance, an odor sensor, a vibration sensor, a piezoelectric sensor, an optical sensor, and the like. In the present embodiment, a case where a piezoelectric sensor that detects pressure is employed as the sensor element 212 will be described as an example.
  • the wirings A, B, and C are configured to be directly supplied with the power supply voltage from the outside of the flexible light-emitting body 200, and the wiring B is not directly supplied with the power supply voltage. (The case where the power supply voltage supplied to the wirings A and C is indirectly supplied through the light emitting element 211 and the sensor element 212 is excluded).
  • the wirings B and C are conducted through the sensor element 212, and the power supply voltage supplied to the wiring C is also supplied to the wiring B.
  • the plurality of light emitting elements 211 connected in parallel between the wirings A and B are turned on.
  • FIG. 24 is a diagram for explaining the shape of the flexible luminous body 200 according to the second embodiment.
  • the flexible light-emitting body 200 includes the flexible substrate 210 described above and a flexible tube 220 as a container that accommodates the flexible substrate 210 in the internal accommodation space S.
  • the flexible tube 220 is formed of a material having flexibility and insulation.
  • the flexible substrate 210 has a back surface 210b (a surface on which the light emitting element 211 is not mounted) substantially in contact with one wall surface (hereinafter referred to as a bottom surface) of the accommodation space S. It is fixed at.
  • the flexible substrate 210 can be fixed using, for example, a double-sided tape or an adhesive.
  • the housing space S is between a plurality of light emitting elements 211 and a wall surface of the housing space S facing the light emitting elements 211 (hereinafter referred to as an upper surface).
  • a gap is formed so that the light emitting element 211 and the upper surface of the accommodation space S are not in contact with each other even when the flexible light emitter 200 is bent.
  • the accommodation space S is close to the extent that stress applied from the outside of the flexible luminous body 200 is transmitted to the sensor element 212 between the plurality of sensor elements 212 and the upper surface of the accommodation space S. Or it is closely attached.
  • the sensor element 212 has a structure in which the stress applied from the outside to the flexible light emitter 200 is efficiently transmitted, and the light emitting element 211 is made sensitive to the stress application to the sensing area A2 of the flexible light emitter 200. Can be lit.
  • the housing member 220 is provided with a light transmitting portion 221 at least at a portion facing the light emitting element 211.
  • the light transmitting part 221 is transparent or translucent, and when the light emitting element 211 emits light in the housing member 220, at least a part of the light becomes visible from the outside of the flexible light emitting body 200 through the light transmitting part 221.
  • the housing space S formed in the housing member 220 adopts a structure having a high kink resistance, like the flexible tube 7 according to the first embodiment described above.
  • the cross-sectional shape of the light emitting area A1 of the housing member 220 is substantially trapezoidal as described with reference to FIG. 2 in the first embodiment described above.
  • a shape in which the bottom surface of the housing space S is difficult to lift upward is realized. Therefore, a gap H formed between the light emitting element 211 and the upper surface of the accommodation space S is hardly crushed, and a structure in which the accommodation space S and the light emitting element 211 are less likely to come into contact is realized.
  • the flexible light-emitting body 200 is configured to be bendable in the middle in the short side direction along the longitudinal direction.
  • the light emitting area A1 is located on one side with the bent portion 222 interposed therebetween, and sensing is performed on the other side.
  • Air rear A2 is located.
  • the flexible light-emitting body 200 can be easily bent by forming a concave portion having a wedge-shaped cross section on the bending valley side of the flexible tube 220 and forming the bent portion 222 thin. Further, by folding the flexible substrate 210 along the bent portion 222, the flexible light-emitting body 200 can be bent more easily.
  • the flexible light-emitting body 200 configured as described above is preferably used by being attached to a structure having corners.
  • the bent portion 222 is arranged in accordance with the corner portion, and the light emitting area A1 is disposed along one surface across the corner portion, and the sensing area A2 is disposed along the other surface.
  • the sensing area A2 is attached so as to be disposed along the tread on the front end corner or the back end corner of the tread.
  • FIG. 25 is a diagram illustrating a flexible light emitter 300 according to the third embodiment.
  • the flexible light-emitting body 300 shown in the figure has a plurality of light-emitting elements 311 arranged so as to draw a predetermined shape or pattern.
  • the wirings A and B are routed so that all these light emitting elements 311 are connected in parallel between the wirings A and B.
  • a driving voltage for lighting the light emitting element 311 is applied between the wirings A and C.
  • the wirings B and C are connected by a switch circuit SW.
  • the switch circuit SW switches on / off according to the control of the control terminal 310 described later.
  • FIG. 26 is a diagram for explaining a light emission control system S according to the third embodiment.
  • the light emission control system S includes a plurality of flexible light emitters 300 and a plurality of control terminals 310.
  • the flexible light emitter 300 is installed at a plurality of installation points SP.
  • As the installation point SP for example, various places in a large building such as a general hospital or in a city of a big city such as Tokyo are exemplified.
  • One or more flexible light emitters 300 are installed at one installation point SP.
  • control terminal 310 a dedicated terminal of the light emission control system S may be prepared.
  • a mobile phone such as a smartphone or a portable game
  • a light emission control program (a so-called application or the like) may be installed in an existing portable terminal such as a computer and used as the control terminal 310.
  • the control terminal 310 When the control terminal 310 performs a predetermined operation on the operation unit 311, the control terminal 310 transmits a control signal for turning on one or more flexible light emitters 300 from the transmission unit 312. Then, the flexible light emitter 300 within the communicable range of the control terminal 310 receives this control signal.
  • the switch circuit SW of the flexible light-emitting body 300 is turned on when the control signal received from the control terminal 310 is a control signal that instructs itself to turn on, and is turned off when it is not a control signal that instructs itself to turn on.
  • a user when a user performs a predetermined operation on the operation unit 311 of the control terminal 310 at any of the installation points SP, it corresponds to the control terminal 310 among the plurality of flexible light emitters 300 installed at the installation point SP. Only the attached flexible light emitter 300 is lit, and the flexible light emitter 300 not associated with the control terminal 310 is not lit. As a result, the user can receive information indicated by the lighted flexible light-emitting body 300.
  • the flexible luminous bodies 300 are arranged so as to draw an arrow shape, and two or more flexible luminous bodies 300 are arranged at one installation point SP so that the directions of the arrows are different from each other.
  • Install is a place where an unguided person gets lost when heading to the destination, such as a branch point in a building, a city intersection, a wall surface along a road, a bus stop, a subway entrance, etc. It is preferable to do.
  • the control terminal 310 stores a control code for turning on the flexible light-emitting body 300 indicating the direction to be traveled to go to a certain destination by a desired means of transportation. That is, one control terminal 310 stores a control code for exclusively emitting one of the plurality of flexible light emitters 300 installed at one installation point SP. Therefore, a plurality of flexible light emitters 300 installed at the same installation point SP emit light exclusively from one of the flexible light emitters 300 according to the control of one control terminal 310.
  • control terminal 310 has a communication function with an external control device
  • control code for turning on the flexible luminous body 300 indicating the direction to the desired destination is specified by the GPS or the like. Based on the information, it may be appropriately downloaded from an external control device and used.
  • control terminal 310 can learn the route to the destination or decode the paper / electronic map. Even if it does not do, it can grasp
  • the flexible light-emitting body 300 since the flexible light-emitting body 300 according to the present invention is lightweight and highly flexible, it can be easily installed on structures having various surface shapes. Moreover, since the clearance H is formed in the accommodation space S so that the light emitting element 4 does not come into contact with the flexible tube 7, it is not necessary to handle it carefully, and it is not necessary to select an operator for installation and collection, and storage when not in use. Is also easy. Therefore, even when an event where a large number of uninformed people gather in a building or town is suddenly held, it is easy to add or change the installation point SP according to the event.
  • the flexible light-emitting body 300 that has already been installed can change the destination by changing the control code stored in the control terminal 310, the flexible light-emitting body 300 can be easily used for another event and can be used widely. In addition, it is easy to use by foreigners with different languages because it conveys information not in text information but in shape and pattern.
  • the fixing means include a double-sided tape having one surface attached to the back surface of the flexible light emitter 300, a magnet adhered to the back surface of the flexible light emitter 300, a screw hole through which a screw, a bolt, or the like is inserted.
  • the flexible light-emitting body of the present invention can be attached with a switch or the like that performs on / off control from the tip end opposite to the end to which the power source of the flexible light-emitting body is connected. On / off operation can also be performed from both ends, and a necessary portion can be controlled on / off from a desired position. In addition, sufficient static electricity countermeasures are taken, and external static electricity is difficult to reach the light emitting element, and it has high heat dissipation. It has the effect of being suitable for use, and is ideal for use in lighting of houses, hospitals, factories and other buildings.
  • Flexible tube 220 ... Housing member, 221 ... Translucent part, 222 ... Bending part, 300 ... Flexible light emitter, 310 ... Control terminal, 311 ... light emitting element, 311 ... operation part, 312 ... sending part

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

L'invention concerne un corps électroluminescent utilisant des éléments électroluminescents employés dans l'éclairage de bâtiments, conçu de manière à permettre un câblage qui facilite une commande souple et conçu avec des mesures anti-statiques suffisantes en place. Ce corps électroluminescent souple comprend en outre : un substrat souple sur lequel sont formés trois fils ou plus qui sont parallèles les uns aux autres ; une pluralité d'éléments électroluminescents montés en parallèle entre des fils spécifiques parmi les fils, à savoir, un premier fil et un deuxième fil ; un corps de boîtier isolant permettant de loger le substrat souple à l'intérieur d'un espace de logement ; et un circuit de commutation permettant de commuter l'état de conductivité entre des fils spécifiques parmi les fils, c'est-à-dire, un troisième fil et le deuxième fil. La tension pour allumer les éléments électroluminescents est appliquée entre le troisième fil et le premier fil.
PCT/JP2014/076731 2014-04-30 2014-10-06 Corps électroluminescent souple et système de commande d'émission de lumière WO2015166599A1 (fr)

Applications Claiming Priority (2)

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JP2014-093257 2014-04-30
JP2014093257A JP2017117516A (ja) 2014-04-30 2014-04-30 帯状フレキシブル発光体

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018078044A (ja) * 2016-11-10 2018-05-17 Ｆｋｋ株式会社 照明装置および照明装置の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04308602A (ja) * 1991-04-08 1992-10-30 Buresuto Kogyo Kenkyusho:Kk 連用蛍光灯システム
JP2007122993A (ja) * 2005-10-27 2007-05-17 Matsushita Electric Ind Co Ltd 照明機器コネクタおよびそのプログラム
JP2014024428A (ja) * 2012-07-26 2014-02-06 Mitsubishi Cable Ind Ltd 警告表示灯
JP5452746B1 (ja) * 2013-04-04 2014-03-26 株式会社プロテラス 照明具

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04308602A (ja) * 1991-04-08 1992-10-30 Buresuto Kogyo Kenkyusho:Kk 連用蛍光灯システム
JP2007122993A (ja) * 2005-10-27 2007-05-17 Matsushita Electric Ind Co Ltd 照明機器コネクタおよびそのプログラム
JP2014024428A (ja) * 2012-07-26 2014-02-06 Mitsubishi Cable Ind Ltd 警告表示灯
JP5452746B1 (ja) * 2013-04-04 2014-03-26 株式会社プロテラス 照明具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018078044A (ja) * 2016-11-10 2018-05-17 Ｆｋｋ株式会社 照明装置および照明装置の製造方法

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