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WO2018006656A1 - Système de source de lumière et éclairage de scène - Google Patents

Système de source de lumière et éclairage de scène Download PDF

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Publication number
WO2018006656A1
WO2018006656A1 PCT/CN2017/084819 CN2017084819W WO2018006656A1 WO 2018006656 A1 WO2018006656 A1 WO 2018006656A1 CN 2017084819 W CN2017084819 W CN 2017084819W WO 2018006656 A1 WO2018006656 A1 WO 2018006656A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
light source
subsystem
led array
wavelength conversion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/084819
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English (en)
Chinese (zh)
Inventor
邹思源
张权
李屹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Appotronics Corp Ltd
Original Assignee
Appotronics Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Appotronics Corp Ltd filed Critical Appotronics Corp Ltd
Publication of WO2018006656A1 publication Critical patent/WO2018006656A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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

Definitions

  • the present invention relates to the field of lighting technology, and more particularly to a light source system and a stage light.
  • a light emitting diode (LED, Light Emitting) is generally used.
  • Diode as a light source has the advantages of long life, high luminous efficiency, no radiation and low power consumption compared with conventional light sources.
  • semiconductor LEDs With the intensification of energy shortages and climate warming that have plagued the world in recent years, semiconductor LEDs The application of light sources in various industries has become more and more popular, and there is a tendency to replace traditional light sources. But the LED itself also has certain defects, such as: low brightness and other issues.
  • laser diodes Due to the inherent defects of LEDs, laser diodes have been used as light sources. However, laser diodes have been widely used because of their strong radiation and speckle.
  • the existing stage lights combine the characteristics of the LED and the characteristics of the laser, and the laser and the LED are arranged at intervals, and the astigmatism element is used to dissipate the spot or the homogenizing element to illuminate, thus overcoming the problem of low brightness of the LED and laser speckle.
  • this combination has also created new problems, such as large size and high cost. Because each stage light has only one form of illumination, when different lighting forms are required, it is necessary to install a plurality of stage lights, which inevitably increases the cost, and is also inconvenient to manage, and the problem of occupying a large space arises.
  • the present invention provides a light source system and a stage light.
  • the present invention employs two light source subsystems and controls the currents of the two light source subsystems, and combines the light source shaping subsystem to shape the outgoing light to achieve low cost. High brightness, small size and multiple lighting methods combined with easy to manage light source system
  • the LED array and the laser light source array are mixed to supplement the illumination of the LED array, improve the luminous flux output, and at the same time effectively control the volume and cost of the light source system; in addition, by moving in or out of the movable concentrating device in the light source system, To switch the size of the light spot of the light source system.
  • the technical solution provided by the present invention is as follows: a first illumination subsystem, a light shaping subsystem, a second illumination subsystem, and a control device;
  • the first illumination subsystem includes an excitation light source and a wavelength conversion material a wavelength conversion device of the region, the excitation light source illuminates the wavelength conversion region to generate a laser light;
  • the second illumination subsystem is located on the optical path of the laser light, and generates first light;
  • the light shaping subsystem is used for Forming the first light generated by the laser and the second illumination subsystem to form different forms of outgoing light;
  • the control device is configured to control the position of the light shaping subsystem and control the first illumination subsystem and the second illumination The power of the subsystem.
  • the present invention also provides a stage light comprising the above described light source system.
  • the invention improves brightness by adopting two illumination subsystems, and controls the power sources of the two illumination subsystems by the control device and combines with the light shaping subsystem, so that the emitted light of the illumination subsystem is emitted to form different forms of outgoing light, thereby
  • the same light source system can meet different lighting requirements, improve the ease of use of the light source, avoid the traditional light source system to achieve multiple lighting needs, reduce costs, and expand The scope of use is easier to manage.
  • FIG. 1 is a schematic structural view of a light source system
  • FIG. 2 is a schematic structural view of a first illumination subsystem
  • FIG. 3 is a schematic structural view of a second illumination subsystem
  • FIG. 4 is another schematic structural view of a second illumination subsystem
  • FIG. 5 is a schematic structural view of a first light source subsystem
  • FIG. 6 is another schematic structural view of a first illumination subsystem
  • FIG. 7 is another schematic structural view of a light source system
  • Figure 8 is a schematic structural view of a movable concentrating device
  • FIG. 9 is another schematic structural view of a movable concentrating device
  • Figure 10-1 is a schematic view of an outgoing light
  • Figure 10-2 is a schematic view of another outgoing light
  • Figure 10-3 is a schematic view of another emerging light
  • Figure 10-4 is a schematic illustration of another emerging light.
  • the embodiment of the present application provides a light source system and a lighting device, which are used by mixing an LED array and a laser light source array to supplement the light emission of the LED array, improve the luminous flux output, and effectively control the volume and cost of the light source system;
  • the size of the light spot of the light source system is switched by moving in or out of the movable concentrating device in the light source system.
  • FIG. 1 a schematic structural diagram of a light source system according to an embodiment of the present disclosure, where the light source system includes:
  • the power source includes a current or a voltage and the like.
  • the magnitude of the current, the magnitude of the voltage, or the illumination or disconnection of the first or second illumination subsystem can be controlled by controlling the output of the current or power source.
  • controlling the intensity of the current so that the color coordinates can be changed (by controlling the intensity of the current, controlling the ratio of the light output by the first illumination subsystem and the light output by the second illumination subsystem); controlling the first illumination subsystem and the second The lighting subsystem is turned on and off to achieve different light-emitting shapes and the like.
  • the first illumination subsystem 1 may include an excitation light source and a wavelength conversion device provided with a wavelength conversion material region, the excitation light source illuminating the wavelength conversion region to generate a laser light.
  • the color of the laser light is not limited, and may be blue light, white light, green light, red light, yellow light, IR light, or the like.
  • the wavelength conversion device may include at least one wavelength conversion material region, for example, including a first wavelength conversion material region, a second wavelength conversion material region, a third wavelength conversion material region, a first wavelength conversion material region, and a second wavelength
  • the conversion material region and the third wavelength conversion material region may include wavelength conversion materials of different colors; the wavelength conversion material region may also include only one, and the wavelength conversion material of the wavelength conversion material region may be a single wavelength conversion material or Mixing materials for multiple wavelength conversions.
  • the wavelength conversion device may also include a region that does not contain a wavelength converting material, such as a region that may include a filter, a scattering material, or the like.
  • the wavelength conversion device is capable of moving, such as for circular motion or reciprocating motion.
  • the second illumination subsystem is located on the optical path of the laser and generates the first light.
  • the first light may be mixed light or monochromatic light, and is not limited herein.
  • the first illumination subsystem 1 includes: a light source array 11 , which may include an LED light source array 111 , a laser light source array 111 , a mixture of a laser light source array and an LED array, or at least one of other solid state light source arrays.
  • a light source array 11 is a laser light source array 111
  • the laser light source array 111 includes at least one laser light source.
  • the second illumination subsystem 2 is described in detail in the embodiment, wherein the second illumination subsystem 2 includes: a first LED array 21 disposed on the light path of the wavelength conversion device 12, The light-emitting surface of the first LED array 21 faces away from the wavelength conversion device 12, and the first LED array 21 includes a first light-passing aperture 211 that coincides with the light-emitting path of the wavelength conversion device 12.
  • the color of the light emitted by the first LED array 21 is not limited, and may be monochromatic light (such as red light, green light, blue light, infrared light, etc.), or may be color-compatible light (such as white light, yellow light, green). Light, etc.).
  • the outgoing light of the first LED array 21 is white light.
  • the light emitting chip of the first LED array 21 emits blue light
  • the light emitting chip is provided with a yellow wavelength converting material
  • the blue light excites the yellow wavelength converting material to obtain yellow excitation light
  • the yellow excitation light is not excited.
  • the blue light mixes to get white light.
  • the second illumination subsystem 2 has a simple structure and does not require a light combining device, and has low cost.
  • the second illumination subsystem 2 is described in detail in the embodiment.
  • the second illumination subsystem further includes: a first LED array 21, a second LED array 23, a third LED array 24, and a light combining device.
  • the light combining device is located between the first LED array 21, the second LED array 23, and the third LED array 24.
  • This positional relationship is not limited to the positional relationship shown in FIG.
  • the light combining device may be an X-type light combining device including a first dichroic color plate 251 and a second dichroic color plate 252 disposed in a crosswise manner; or the light combining device may be disposed in parallel
  • the light combining device includes the first dichroic color plate 251 and the second dichroic color plate 252 disposed in parallel.
  • the first dichroic color plate 251 and the second dichroic color plate 252 are provided with a second light passing hole 253, and the second light passing hole 253 transmits the light emitted by the first light source subsystem 1.
  • the first LED array 21, the second LED array 23, and the third LED array 24 have different illumination colors, and the light combining device is used for the first LED array 21, the second LED array 23, and the third LED array 24.
  • the light is combined at a wavelength to reduce the spot of the emitted light, thereby making the brightness of the light higher.
  • the first LED array may include: a plurality of LED chips; and a second collimating lens disposed on the illuminating light path of the LED chip, and the second collimating lens passing light enhances the illuminating effect of the LED chip.
  • the circuit board of the first LED array provided by the embodiment of the present application may be a copper substrate or a substrate of another material, which is not specifically limited in this embodiment.
  • the first LED array is disposed on the heat pipe substrate 22, and the heat pipe substrate 22 is provided with a first light passing hole 211.
  • the heat pipe substrate 22 is provided with a heat pipe 221, and the number of heat pipes on the heat pipe substrate is not specifically limited.
  • the first LED array is disposed on the heat pipe substrate 22 provided with the heat pipe 221, so that the heat dissipation performance of the first LED array is better, thereby improving the luminous efficiency of the light source.
  • the second LED array 23 and the third LED array 24 may also be disposed on the heat pipe substrate, and the heat pipe substrate is provided with a heat pipe.
  • the first light source subsystem 1 includes: a light source array 11 including an LED light source array 111, a laser light source array 111, a mixture of a laser light source array and an LED array, or at least one of other solid state light source arrays.
  • the light source array 11 is a laser light source array 111
  • the laser light source array 111 includes at least one laser light source
  • a wavelength conversion device 12 disposed on the light exiting path of the laser light source array 11, the wavelength conversion device 12 At least one wavelength conversion region 121 is included.
  • the following is an example of a laser light source array.
  • the laser light source array 111 excites the wavelength conversion region 121 to obtain a laser beam, and the laser light passes through the first light passing hole 211 of the second light source subsystem 2 to the light source shaping subsystem 3.
  • the emitted light includes light of the first light source subsystem and the second light source subsystem, so that the brightness of the light source can be improved.
  • the color portions of the light of the first light source subsystem and the second light source subsystem are identical and completely different, and if the portions are identical, the light of a certain color can be reinforced (for example, the light emitted by the first light source subsystem is Red light, the light emitted by the second light source subsystem is white light, so that the red light in the outgoing light is brighter; if it is completely different (for example, the light emitted by the first light source subsystem is blue light, the second light source subsystem is emitted)
  • the light is yellow light, which can change the display index or enlarge the color gamut, thereby improving the color display effect of the light.
  • the laser light emitted by the laser light source is incident into the wavelength conversion device; the wavelength conversion region of the wavelength conversion device is excited by the laser to emit the laser light; after the laser light passes through the first light passing hole, the first The photosynthetic light emitted by the LED array is incident on the light source shaping subsystem; the combined light is first incident on the integrator lens group, the incident lens is homogenized by the integrator lens group, and then emitted to the first collecting lens and emitted through the first collecting lens.
  • the movable concentrating device when the light source system is required to emit the light of the small spot, the movable concentrating device can be moved into the light exiting path of the first collecting lens, and the emitted light of the first collecting lens is further concentrated by the movable concentrating device.
  • the light is emitted, not only the light spot can be emitted by a small spot, but also the beam effect can be generated.
  • the movable concentrating device can be removed from the light exiting path of the first concentrating lens to be the first concentrating.
  • the light from the light lens directly acts as a light source for the light source system.
  • the laser light source array and the first LED array can be illuminate at the same time, and can also be illuminate at different times, which needs to be designed according to the actual application, which is not used in the embodiment of the present application. Specific restrictions.
  • the color of the single laser light source of the laser light source array and the single LED chip of the first LED array are not specifically limited, and the light or the light source system required by the first light emitting subsystem is required.
  • the color of the light that needs to be emitted is specifically designed.
  • the wavelength conversion region is a phosphor region.
  • the color of the phosphor region is not specifically limited in the embodiment of the present application.
  • the laser source array may be set as a blue laser source array, and the wavelength is set.
  • One wavelength conversion region of the conversion device is set as a yellow phosphor region; or the laser light source array is set as an ultraviolet laser light source array, and one wavelength conversion region of the wavelength conversion device is set as a green phosphor region.
  • the laser light source array can be used to excite the wavelength conversion device to emit the laser light of any one of red, green and blue, and the first LED array emits light of two other colors, and then passes through The photosynthetic light of the three colors is white light.
  • the first illuminating subsystem further includes: a mirror 13 disposed on the illuminating light path of the laser light source 111, configured to reflect the laser light emitted by the laser light source 111; a color separation device 14 on the reflected light path of the mirror 13 between the wavelength conversion device 12 and the first light passing hole 211 for reflecting the laser light reflected by the mirror 13 to the wavelength conversion device Any one of the wavelength conversion regions 121 of 12 and transmits the laser light emitted by the excitation of the laser light to the first light-passing aperture 211.
  • the first illumination subsystem provided by the embodiment of the present application further includes: disposed on the illumination light path of the laser light source 111, and located between the laser light source 111 and the mirror 13 a first collimating lens 15; and a second collecting lens 16 disposed between the wavelength conversion device 12 and the color separation device 14.
  • the laser light emitted by the laser light source is incident on the mirror corresponding thereto; the mirror reflects the incident laser light to the color separation device, wherein the color separation device 14 can a dichroic sheet; since the color separation device is configured to reflect a laser of a certain color emitted by the laser light source, and the laser light of the other color that is transmitted by the laser in the wavelength conversion region is transmitted, the color separation device performs color separation.
  • the laser light is emitted to the first light passing hole.
  • the light source shaping subsystem includes: an integrating lens group 31 disposed on the light path of the first LED array 21;
  • a first collecting lens 32 disposed on a side of the integrator lens group 31 facing away from the first LED array 21;
  • a movable concentrating device 33 disposed on a side of the first condensing lens 32 facing away from the integrator lens group 31, the movable concentrating device 33 being capable of moving in or out of the light illuminating path of the first condensing lens 32 .
  • FIG. 8 shows a structure of the movable concentrating device 33.
  • the movable concentrating device 33 may include: a lens barrel 331; at least one third condensing lens 332 disposed in the lens barrel 331; and a rotating shaft 333 fixedly coupled to the lens barrel 331, the rotating shaft 333 The light beam path of the first condensing lens 32 is cut or cut by the lens barrel 331.
  • FIG. 7 shows the structure in which the movable concentrating device 33 of FIG. 8 cuts out the optical path.
  • FIG. 9 shows another structure of the movable concentrating device 33.
  • the movable concentrating device 33 may include: a lens barrel 331; at least one third condensing lens 332, at least one third light passing hole 334, and at least one filter 335 disposed on the lens barrel 331; a rotating shaft 333 fixedly coupled to the lens barrel 331, the rotating shaft 333 driving the lens barrel 331 to rotate about the rotating shaft 333 (clockwise or counterclockwise rotation), so that the third collecting lens 332 and the third light passing hole 334 One of the filters 335 is turned into or out of the light path of the first condensing lens 32.
  • the movable concentrating device 33 is provided with a third condensing lens 332 that can condense light incident thereon to adjust the focus position of the light.
  • the movable concentrating device 33 is provided with a third light passing hole 334 to allow light to pass therethrough without loss.
  • the movable concentrating device 33 is provided with a filter for correcting the light incident thereon, thereby obtaining an outgoing light more suitable for color coordinates.
  • the movable concentrating device 33 in this embodiment may include only two or three of the condensing lens 332, the third light passing hole 334, and the filter 335.
  • This embodiment merely exemplifies a structure of the movable concentrating device 33, which is not intended to limit the structure of the movable concentrating device 33, and the movable concentrating device 33 may further include a fly-eye lens or the like.
  • control device 4 controls the rotation direction and the staying position of the movable concentrating device 33.
  • the control device 4 determines the rotation direction, the staying position, and the like of the movable concentrating device 33 in accordance with the different states in which the light emitted from the light source system is required.
  • the control device 4 controls the first light source subsystem and the second light source subsystem and its movable concentrating device 33 in detail with reference to the accompanying drawings.
  • FIG. 10-1 to FIG. 10-4 respectively correspond to the outgoing light of different states.
  • the control device 4 controls the first optical subsystem 1 to light up
  • the second optical subsystem 2 is turned off
  • the third collecting lens 332 of the movable concentrating device 33 is located on the optical path. After the light passes through the lens 5, the outgoing light is emitted in approximately parallel light (see Figure 6 for the specific optical path).
  • the control device 4 controls the first optical subsystem system 1 to be turned off, the second optical subsystem 2 is turned on, and the third condensing lens 332 of the movable concentrating device 33 is cut out on the optical path.
  • the emitted light is emitted at a certain exit angle, and the emitted light forms a cone beam (see Figure 7 for the specific optical path).
  • the lens 5 when the first optical subsystem 1 and the second optical subsystem 2 are simultaneously illuminated, and the third collecting lens 332 of the movable concentrating device 33 is located on the optical path, the light passes through the lens 5. After that, the outgoing light is emitted in approximately parallel light, and the effect of darkening both sides in the middle is present.
  • the first optical subsystem 1 and the second optical subsystem 2 are simultaneously illuminated, and the third collecting lens 332 of the movable concentrating device 33 cuts out the optical path, the light passes through the lens 5.
  • the control device 4 realizes different display modes by controlling the states of the first optical subsystem 1, the second optical subsystem 2, and the movable concentrating device 33.
  • the structure realized by using a combination of different devices in order to realize different display modes in the prior art can be simplified, and the cost is reduced.
  • the present invention also includes a stage light comprising any of the light source systems of the foregoing embodiments and the pattern disk 5 shown in Figures 6 and 7 and Figure 10.
  • the pattern disk 5 is used to project light emitted by the light source system to form a spot of a specific projected shape, thereby projecting a beam column having a specific shape (such as a triangular prism, a quadrangular prism, and a quadrangular prism).
  • a specific shape such as a triangular prism, a quadrangular prism, and a quadrangular prism.
  • the characteristic projection shape can be set according to actual needs, such as a triangle, a square, a flower shape, and the like. There are no restrictions here.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

La présente invention concerne un système de source de lumière comprenant un premier sous-système d'éclairage (1), un sous-système de mise en forme de source de lumière (3), un second sous-système d'éclairage (2) et un dispositif de commande (4). Le premier sous-système d'éclairage (1) comprend une source de lumière d'excitation (11) et un dispositif de conversion de longueur d'onde (12) comportant une région de matériau de conversion de longueur d'onde (121). La source de lumière d'excitation (11) éclaire la région de conversion de longueur d'onde (121) pour générer une lumière d'excitation. Le second sous-système d'éclairage (2) est situé sur le trajet optique de la lumière d'excitation et produit une première lumière. Le sous-système de mise en forme de source de lumière (3) est utilisé pour former la lumière d'excitation et la première lumière produite par le second sous-système d'éclairage (2) de sorte à former différents types de lumière d'émission. Le dispositif de commande (4) est utilisé pour commander une position du sous-système de mise en forme de source de lumière (3) et du courant du premier sous-système d'éclairage (1) et du second sous-système d'éclairage (2). Le système de source de lumière obtient une meilleure luminosité et peut être adapté pour satisfaire différentes exigences d'éclairage.
PCT/CN2017/084819 2016-07-08 2017-05-18 Système de source de lumière et éclairage de scène Ceased WO2018006656A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610539737.X 2016-07-08
CN201610539737.XA CN107606573A (zh) 2016-07-08 2016-07-08 一种光源系统及舞台灯

Publications (1)

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WO2018006656A1 true WO2018006656A1 (fr) 2018-01-11

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EP4246228A4 (fr) * 2020-11-13 2024-10-23 Goertek Optical Technology Co., Ltd. Trajet optique de projection et dispositif de projection
EP4246225A4 (fr) * 2020-11-13 2024-10-30 Goertek Optical Technology Co., Ltd. Trajet optique de projection et dispositif de projection

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CN107228301B (zh) 2017-06-08 2021-05-07 广州市浩洋电子股份有限公司 一种包含光束和图案效果的舞台灯光学系统及投光装置
WO2020024595A1 (fr) * 2018-08-01 2020-02-06 深圳市绎立锐光科技开发有限公司 Dispositif de source lumineuse et système de phare

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Publication number Priority date Publication date Assignee Title
EP4246228A4 (fr) * 2020-11-13 2024-10-23 Goertek Optical Technology Co., Ltd. Trajet optique de projection et dispositif de projection
EP4246225A4 (fr) * 2020-11-13 2024-10-30 Goertek Optical Technology Co., Ltd. Trajet optique de projection et dispositif de projection

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