WO2018171056A1

WO2018171056A1 - Light emitting device and method employing combined light source

Info

Publication number: WO2018171056A1
Application number: PCT/CN2017/088438
Authority: WO
Inventors: 蒋伟楷
Original assignee: 广州市浩洋电子股份有限公司
Priority date: 2017-03-23
Filing date: 2017-06-15
Publication date: 2018-09-27

Abstract

Provided are a light emitting device and method employing a combined light source. The light emitting device comprises a light-shielding plate (2) and at least two light sources. At least two patterns are arranged at the light-shielding plate (2). The light sources correspond one-to-one with the patterns. Light beams emitted by the light sources are projected onto the light-shielding plate (2) to present shapes of the corresponding patterns. Compared with the prior art, the present invention has more pattern shapes, a relatively simple structure and favorable cost performance, and meets use requirements of different light sources.

Description

Light projecting device and light projecting method using hybrid light source

Technical field

The present invention relates generally to the field of projection lamps, and more particularly to a light projecting device and a light projecting method using a hybrid light source.

Background technique

With the rapid development of science and technology, people are now increasingly demanding the art of stage lighting, and the functional requirements are also increasing. The competition in this industry is becoming more and more fierce. Cost-effective and miniaturized is the trend of the stage lamp market.

In the prior art, the art shape and lighting effects of the stage lighting fixture mainly depend on the pattern and quantity of the pattern disc. The existing pattern sheet generally has only one shape, and the shape of the pattern is relatively monotonous. The structure of the pattern sheet mounted on the disc body is relatively complicated, and the shape is switched between the pattern sheet and the pattern sheet by setting a gear structure to rotate and set the switching structure. . It is easy to get stuck or uncoordinated between the gears, affecting the stage effect.

In order to meet the requirements of different light source lighting, people have higher and higher requirements for the design of the pattern plate. However, the currently used pattern plate is only suitable for the use of a single light source; or it is required to combine a plurality of pattern disk structures and a specific driving method thereof to achieve the requirements of simultaneously using different light sources on the same stage lamp; and currently on the market The pattern plate structure is complex, the pattern piece pattern is single, and the number of patterns is not enough, which can not meet the demand of people for the stage lighting art style.

Summary of the invention

In order to overcome the defects of the prior art, the present invention provides a light projecting device and a light projecting method using a hybrid light source. Compared with the prior art, the present invention has a plurality of pattern shapes and a relatively simple structure, and can also satisfy different light sources. The use requirements, cost-effective benefits.

In order to achieve the object of the present invention, the following technical solutions are implemented:

A light projecting device using a hybrid light source, comprising a light shielding plate and at least two light sources, wherein the light shielding plate is provided with at least two patterns, the light source is in one-to-one correspondence with the pattern, and the light beam emitted by the light source is projected On the visor, a pattern corresponding thereto is presented.

Although the existing stage projection lamps can project patterns of various colors and shapes, it is cumbersome to implement the shape conversion of the visor, the technique is also complicated, and the projected pattern effect is relatively simple. The invention is provided with at least two kinds of light sources, which can meet the needs of different projection lamps for different light sources, and can realize various kinds of projection patterns by lighting different light sources, and has wider applicability. The visor of the present invention and the existing Technical visors are also very different. Although the visors in the prior art are also provided with various patterns, the patterns may only be presented in full or only in a single presentation, and the patterns and manners presented are relatively simple. At least two patterns are arranged on the light shielding plate of the present invention, and the light source and the pattern are in one-to-one correspondence, and different light sources are illuminated to illuminate different patterns, that is, the projected pattern shape is determined not only by the pattern itself but also by the light source. Control, more practical.

Preferably, the light shielding plate is provided with a driving louver disk body rotation, so that the visor plate is selectively in a driving device for effectively blocking the beam position and not blocking the beam position.

Advantageously, said at least two light sources comprise a first light source and a second light source distributed in a spaced or nested manner, said at least two patterns comprising a pattern A and a pattern B distributed in a separated or nested manner, said first light source The light beams emitted from the second light source/first light source and the second light source are projected on the light shielding plate, and at least the shape of the pattern A/the shape of the pattern B/the shape of the pattern A and the pattern B are projected.

The light projecting device includes two kinds of light sources. The main distribution states of the two light sources are separation and nesting, and the corresponding pattern setting forms are separated or nested, and the light source in the separated state corresponds to the separated form of the pattern, and the lighting is different. The light source can present a pattern corresponding to the light source.

Preferably, the first light source and the second light source are distributed left and right/up and down, and the pattern A and the pattern B are distributed left and right/up and down on the light shielding plate, and the first light source/second light source The light beams emitted from the first light source and the second light source are projected on the light shielding plate, and at least the shape of the pattern A/the shape of the pattern B/the shape of the pattern A and the pattern B are projected.

Preferably, the first light source and the second light source are in a nested distribution structure, the first light source is nested in the second light source, and the pattern A and the pattern B are also in a nested distribution structure. The pattern A is nested in the pattern B, and the size of the light beam emitted by the first light source/second light source projected on the corresponding pattern matches the size of the corresponding pattern A/pattern B, and the first light source emits a light beam is projected on the light shielding plate to project a shape of the pattern A, and a light beam emitted by the second light source/first light source and the second light source is projected on the light shielding plate, and the pattern A and the pattern B are projected together. The shape of the composition.

Corresponding to the size of the corresponding light source and the corresponding pattern means that the size of the light beam emitted by the small light source can only project a small pattern corresponding to the small light source, but the size of the light beam emitted by the large light source can be projected because it covers the size of the small light source. Patterns and small patterns. For example, when the small light source is the first light source and the small pattern is the pattern A, only the first light source is bright, only the shape of the pattern A can be presented, and when the second light source is bright, the pattern A and the pattern B can be presented. shape.

Preferably, the first light source and the second light source have a nested distribution structure, and the pattern A and the pattern B also have a nested distribution structure, and the shape and corresponding shape of the light beam emitted by the first light source/second light source The shape of the pattern A/pattern B is matched, and the light beams emitted by the first light source/second light source/first light source and the second light source are projected on the light shielding plate, and at least the shape/pattern B of the pattern A is projected. The shape/pattern A and the pattern B together form a shape.

Matching the corresponding light source with the shape of the corresponding pattern means that the shape of the light beam emitted by the corresponding light source is the same as the shape of the corresponding pattern. For example, the shape of the light beam emitted by the first light source is a rectangle, and the shape of the pattern A is also a rectangle; then the pattern of the light beam emitted by the light source projected on the pattern A is also a rectangle; the shape of the light beam emitted by the second light source is a circle, the pattern The shape of B is also circular; since the pattern A is nested within the pattern B, the light beam emitted by the light source is projected on the pattern B to have a pattern in which the inner ring is a rectangle and the outer ring is a circular ring pattern; When the light source is simultaneously lit, the shapes of the pattern A and the pattern B can be presented.

A light projecting device using a hybrid light source, comprising a light shielding plate and a hybrid light source, wherein the light shielding plate is provided with a plurality of pattern regions, each pattern region corresponding to a mixed light source, wherein each of the pattern regions is At least two patterns are included, and a light beam emitted by each of the hybrid light sources is projected onto a corresponding pattern, the size of each of the patterns matching the size of the light beam emitted by the corresponding light source.

The size of the spot projected by the light source on its corresponding pattern matches the size of its corresponding pattern such that when the light source illuminates the pattern area, a complete spot of the pattern is projected. The light source can emit a light beam as needed, projecting a pattern shape on the corresponding pattern, and achieving the effect that the stage light projects a specific pattern shape.

Preferably, the plurality of pattern regions are spaced apart and surround the center of the visor.

The pattern regions are spaced apart and surround the center of the visor, so that the light beam emitted by the light source can be projected on the pattern to have a clearer and more beautiful shape, and the stage effect is better.

Preferably, the axis of each of the light sources is on the same axis, and the axis of each of the light sources is on the same axis as the center of the corresponding pattern.

The axis of the light source is on the same axis, and the beam is distributed more evenly when the light beam emitted by the light source is emitted in the nested pattern; the center of the corresponding pattern is on the same line as the axis of the corresponding light source, enabling the pattern Expressed more completely, clearly and evenly.

Preferably, the two patterns are a pattern A and a pattern B, respectively, and the pattern A and the pattern B respectively match two light sources corresponding thereto.

Preferably, the pattern A and the pattern B are disposed adjacent to each other.

Preferably, the pattern A is nested within the pattern B.

Preferably, the geometric center of the pattern A coincides with the geometric center of the pattern B.

Preferably, the two light sources are a first light source and a second light source, respectively, the size of the light beam emitted by the first light source matches the size of the pattern A, and the size of the light beam emitted by the second light source and the pattern B The dimensions match.

Preferably, the first light source is a laser light source and the second light source is an LED light source.

These are two common light sources. The laser light source has a longer range, and the emitted light beam has a smaller range, and the light is concentrated, which is suitable for small-area projection. The LED light source is relatively energy-saving, has a strong brightness, and has a wide beam range, which is suitable for a large area. projection.

Preferably, the method further includes a first light guiding component, a second light guiding component and a plurality of optical lens components arranged in sequence along the main light axis of the first light source and the second light source, wherein the first light guiding component is disposed on the laser light source a light guiding surface, the second light guiding component is disposed on a light emitting surface of the LED light source, and the LED light source is between the first light guiding component and the second light guiding component, the LED light source and the second guiding The optical component is provided with an opening at a position of the first light guiding component, and the light of the laser light source passes through the first light guiding component or the light of the LED light source passes through the second light guiding component and sequentially passes through the plurality of optical lenses The component forms a beam exit mode or a pattern exit mode.

In the above solution, by providing an opening in the position of the LED light source and the second light guiding component facing the first light guiding component, the light emitted by the laser light source passes through the first light guiding component and sequentially passes through the plurality of optical lens components. After the beam exiting mode is formed, the light emitted by the LED light source passes through the second light guiding component and then passes through the plurality of optical lens components to form a pattern light-emitting mode. By switching the working of the laser light source and the LED light source, the light can be switched. The beam effect and the pattern effect, the stage lamp optical system has a simple structure, reduces the manufacturing cost, and is convenient to operate when switching the beam effect and the pattern effect. In addition, since the laser light source is used to form the beam exit mode, the stage lamp optics is made. The beam effect of the system is better.

Preferably, the light that is emitted from the first light guiding component has the same focus as the light that is emitted from the second light guiding component. The first source and the second source of the illumination system have the same focal length B1.

The arrangement is such that the light emitted by the laser light source can be condensed from the first light guiding component and can be condensed with the LED light emitted from the second light guiding component to the same focal plane to ensure the beam effect from the plurality of optical lens components. And the pattern effect is best.

Preferably, the center of the beam of the laser source and the center of the ring source of the LED source are both located on the main optical axis.

This arrangement not only facilitates the transmission of light, but also reduces the loss of light, so that the light energy is used to the maximum to form the beam exit mode or the pattern exit mode.

Preferably, the diameter of the light exit hole of the laser light source is L, and the diameter of the light exit hole of the LED light source is n×L, n>1.

Preferably, the plurality of optical lens assemblies are a first optical lens assembly, a second optical lens assembly, and a third optical lens assembly that are sequentially connected; after the light of the laser light source passes through the first light guiding component or the LED The light of the light source passes through the second light guiding component and then passes through the first optical lens component, the second optical lens component and the third optical lens component to form a light beam exit mode or a pattern light exiting mode.

Preferably, the second light guiding component is constituted by a lens.

Preferably, the first light guiding component is constituted by a lens or a light guiding body, or the first light guiding component is constituted by a combination of a lens and an array lens, or the first light guiding component is constituted by a combination of a lens and a light guiding body.

Advantageously, the first light guiding component comprises a light collecting lens assembly, a phosphor for exciting laser light, and a converging lens assembly embedded in the opening, the phosphor being disposed between the light collecting lens assembly and the converging lens assembly On the phosphor plate.

The light emitted by the laser light source is collected by the light-receiving lens assembly and concentrated on the phosphor powder of the phosphor disk to generate an excited laser. The stimulated laser is concentrated by the converging lens assembly to form a focal plane at the focal position; the LED light is The two light guiding components converge, and the focal plane generated by the concentrated LED light is coplanar with the focal plane of the stimulated laser.

A light projecting method suitable for the above-mentioned light projecting device using a hybrid light source, wherein the light projecting method is:

(1) providing a light shielding plate on the light projecting device, the light shielding plate can selectively block the light beam emitted by the light source, and at least two patterns are arranged on the light shielding plate;

(2) at least two kinds of light sources are disposed behind the visor, and when the light beams emitted by each of the light sources are projected on the visor, the shape of the corresponding pattern can be presented;

(3) The pattern on the visor is designed to be left/right/up/down/nested, and a light source corresponding to the pattern is arranged behind the visor, and the light source is arranged left/right/up/down/nested, and the light beam emitted by the light source is projected on the light shielding. The board can at least have a shape corresponding to the pattern;

Preferably, when the patterns on the visor are two and are nested, the back of the visor is provided with two light sources corresponding to the pattern, and the two light sources are nested, and the two light sources are respectively the first light source and a second light source, the two patterns are respectively a pattern A and a pattern B, and the pattern A is nested on the pattern B, and the size of the light beam emitted by the first light source/second light source projected on the corresponding pattern and the size of the corresponding pattern A/pattern B Matching, only the first light source is turned on, the light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, and only the second light source/first light source and the second light source are simultaneously turned on, and the second light source is The emitted light beam is irradiated on the pattern A and the pattern B, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.

Preferably, when the patterns on the visor are two and are nested, the back of the visor is provided with two light sources corresponding to the pattern, and the two light sources are nested, and the two light sources are respectively the first light source and a second light source, the two patterns are respectively a pattern A and a pattern B, and the pattern A is nested on the pattern B, and the shape of the light beam emitted by the first light source/second light source matches the shape of the corresponding pattern A/pattern B, only The first light source is turned on, and the light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source is turned on, and the light beam emitted by the second light source is irradiated on the pattern B, and only the pattern is presented. The shape of B, while opening the first light source and the second light source, can simultaneously exhibit the shapes of the pattern A and the pattern B.

Preferably, when the pattern on the light shielding plate is two and distributed in the left and right, two light sources corresponding to the pattern are disposed on the back of the light shielding plate, and the two light sources are disposed on the left and right, and the two light sources are the first light source and the second light source respectively. The light source, the two patterns are respectively a pattern A and a pattern B, the first light source corresponds to the pattern A, and the second light source corresponds to the pattern B, and only the first light source is turned on, and the light beam emitted by the first light source is irradiated on the pattern A, and only the pattern is presented. The shape of A only opens the second light source, and the light beam emitted by the second light source is irradiated on the pattern B, and only the shape of the pattern B is presented. When the first light source and the second light source are simultaneously opened, the pattern A and the pattern can be presented at the same time. The shape of B.

Preferably, when the pattern on the light shielding plate is two and distributed up and down, two light sources corresponding to the pattern are disposed on the back of the light shielding plate, and the two light sources are arranged up and down, and the two light sources are respectively the first light source and the second light source. The light source, the two patterns are respectively a pattern A and a pattern B, the first light source corresponds to the pattern A, and the second light source corresponds to the pattern B, and only the first light source is turned on, and the light beam emitted by the first light source is irradiated on the pattern A, and only the pattern is presented. The shape of A, only the second light source is turned on, and the light beam emitted by the second light source is irradiated on the pattern B, and only The shape of the pattern B is formed, and the first light source and the second light source are simultaneously opened, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.

Compared with the prior art, the present invention provides a light-emitting device and a light-emitting method using a mixed light source with a plurality of pattern shapes, a relatively simple structure, and a requirement for different light sources.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention.

2 is a schematic view showing a pattern when two light sources of the present invention are projected on a corresponding pattern.

FIG. 3 is an enlarged schematic view of the pattern area 1.

FIG. 4 is a schematic view showing the structure in which the hybrid light source is projected in the pattern area 1.

Figure 5 is an optical path diagram of a lighting system of a hybrid light source.

Wherein the reference numerals are: pattern area 1, visor 2, laser light source 3, LED light source 4, first optical lens assembly 5, second optical lens assembly 6, third optical lens assembly 7, first light guiding assembly 8, Second light guiding component 9, pattern A, pattern B, main optical axis D, opening 41, light receiving lens assembly 81, converging lens assembly 82, phosphor disk 83; first light source 301 of embodiment 1, and embodiment 1 a second light source 401; a first light source 302 of the second embodiment; a second light source 402 of the second embodiment; a first light source 303 of the third embodiment; a second light source 403 of the third embodiment; The second light source 404 of Embodiment 4.

detailed description

The embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

The drawings are for illustrative purposes only, and are merely illustrative, rather than physical, and are not to be construed as limiting the scope of the invention; The enlargement or reduction of the actual product does not represent the size of the actual product; it will be understood by those skilled in the art that certain known structures and their description may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it is understood that the terms "upper", "lower", "left", " The orientation or positional relationship of the right and the like is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of describing the present invention and the simplified description, and does not indicate or imply that the device or component referred to has a specific orientation, The construction and operation are performed in a specific orientation, so the terms describing the positional relationship in the drawings are for illustrative purposes only, It can be understood that the limitations of the patent, the specific meaning of the above terms can be understood by those skilled in the art according to the specific circumstances.

Example 1

As shown in FIG. 1 , a light projecting device using a hybrid light source, including a light shielding plate 2, is provided with a plurality of pattern regions 1 on each of the light shielding plates 2, and each of the pattern regions 1 is provided with at least two patterns, the two patterns. They are a pattern A and a pattern B which are arranged in a nest.

As shown in the first case of FIG. 2, a light projecting device using a hybrid light source further includes at least two light sources, and the at least two light sources include a first light source 301 and a second light source 401 which are distributed in a nest. The light source has a one-to-one correspondence with the pattern. The light beam emitted by the light source is projected on the light shielding plate 2 to exhibit a shape corresponding to the pattern.

As shown in FIG. 3, FIG. 3 is an enlarged schematic view of a certain pattern area 1. The pattern A on the pattern area 1 of the present embodiment is a square pattern, and the pattern B is a cross pattern. The pattern A and the pattern B are respectively provided with an circumscribed circle, and the pattern A is nested in the pattern B, and the pattern A coincides with the center point of the pattern B.

As shown in FIG. 4, the axes of the respective light sources are on the same axis, and the axis of each of the light sources is on the same axis as the center of the corresponding pattern. A light beam emitted by each of the at least two light sources is projected onto a corresponding pattern, the size of each of the patterns matching the size of the light beam emitted by the corresponding light source. In this way, when the light emitted by the light source is emitted in the nested pattern, the light is distributed more uniformly, thereby making the pattern more complete, clear and uniform.

In this embodiment, the size of the light beam emitted by the first light source 301 matches the size of the pattern A, and the size of the light beam emitted by the second light source 401 matches the size of the pattern B. The light beams emitted by the first light source/second light source/first light source and the second light source are projected on the light shielding plate, and at least the shape/pattern B shape/pattern A and pattern B of the pattern A are projected together. shape. When it is necessary to project different shapes, it is only necessary to rotate the visor 2 so that the corresponding pattern is opposed to the corresponding light source and illuminate the light source.

Wherein, the visor 2 is provided with a driving device for driving the disk to rotate or oscillate so that the pattern piece is selectively positioned to effectively block the light beam and not to block the position of the light beam. This arrangement facilitates accurate driving of the visor 2 to a specified position to switch the pattern corresponding to the laser light source 3 and the LED light source 4, thereby projecting different beam shapes and pattern shapes. Preferably, the first light source 301 used in the embodiment is a laser light source 3, and the second light source 401 is an LED light source 4. When the laser light source 3 emits light, the laser illuminates the pattern A to assume the shape of the pattern A; when the LED light source 4 emits light, the LED light simultaneously illuminates the pattern A and the pattern B, therefore, can present a shape composed of the pattern A and the pattern B; when the laser light source 3 and the LED light source 4 emit light together, the laser and the LED light simultaneously illuminate the pattern A and the pattern B, thereby also exhibiting the pattern A and The pattern B is composed of a shape.

As shown in FIG. 5, the first light guide component 8, the second light guide component 9, and the plurality of optical lens assemblies are sequentially disposed along the main optical axis D of the first light source 301 and the second light source 401, and the first light guide The component 8 is disposed on the light emitting surface of the laser light source 3, the second light guiding component 9 is disposed on the light emitting surface of the LED light source 4, and the LED light source 4 is between the first light guiding component 8 and the second light guiding component 9, the LED light source 4 and the second light guiding component 9 is provided with an opening 41 at a position facing the first light guiding component 8. After the light of the laser light source 3 passes through the first light guiding component 8 or the light of the LED light source 4 passes through the second light guiding light The component 9 is sequentially formed into a beam exit mode or a pattern exit mode through a plurality of optical lens assemblies.

The first light guiding component 8 includes a light collecting lens assembly 81, a converging lens assembly 82 embedded in the opening 41, and a phosphor disk 83 between the light collecting lens assembly 81 and the converging lens assembly 82. The phosphor disk 83 is inside. A phosphor for exciting the laser is placed. The laser light emitted from the laser light source 3 excites the phosphor to generate white light, and the light emitted from the LED light source 4 is emitted from the second light guiding member 9.

In this embodiment, the light that is emitted from the first light guiding component 8 and the light that is emitted by the second light guiding component 9 have the same focus.

In this embodiment, only the laser light source 3 is turned on, the laser light emitted by the laser light source 3 is transmitted to the first light guiding component 8 and the phosphor is excited to generate white light, and the light emitted from the first light guiding component 8 sequentially passes through the plurality of optical lenses. After the component, the beam exit mode can be formed to display the shape of the pattern A; only the LED light source 4 is turned on, and the light emitted by the LED light source 4 is emitted from the second light guide assembly 9 and sequentially passes through the plurality of optical lens assemblies. The pattern light-emitting mode is formed, and since the shape of the pattern A is nested in the pattern B, the shapes of the pattern A and the pattern B are displayed. When the laser light source 3 and the LED light source 4 are simultaneously turned on, the light beam exit mode and the pattern light exit mode are simultaneously activated, and the shapes of the pattern A and the pattern B can also be displayed.

The plurality of optical lens assemblies are the first optical lens assembly 5, the second optical lens assembly 6, and the third optical lens assembly 7; the light of the laser light source 3 passes through the first light guide assembly 8 or the LED light source 4 The light passes through the second light guiding component 9 and sequentially passes through the first optical lens assembly 5, the second optical lens assembly 6, and the third optical lens assembly 7 to form a beam exit mode or a pattern exit mode.

Further, the diameter of the light exit hole of the laser light source 3 is L, and the diameter of the light exit hole of the LED light source 4 is n × L, and n > 1. The light projecting step of this embodiment includes:

(1) providing a light shielding plate 2 on the light projecting device, the light shielding plate 2 can selectively block the light beam emitted by the light source, and at least two patterns are arranged on the light shielding plate;

(2) at least two kinds of light sources are disposed behind the visor 2, and when the light beams emitted by each of the light sources are projected on the visor 2, the shape of the corresponding pattern can be exhibited;

(3) The pattern on the visor 2 is designed to be distributed in the left/right/upper/lower/nested manner, and a light source corresponding to the pattern is arranged behind the visor, and the light source is arranged in the left/right/up/down/nesting, and the light beam emitted by the light source is projected on The visor can at least have a shape corresponding to the pattern;

Since the visor 2 is provided with a plurality of pattern regions 1 and the back of each of the pattern regions 1 is provided with the first light source 3 and the second light source 4, the pattern projected on the stage can exhibit a variety of shapes. In addition, by rotating the visor 2 clockwise or counterclockwise by the rotating device, the pattern projected on the stage is also rotated to render the atmosphere of the stage. By setting the color of the light source, the pattern projected on the stage can also be rendered in multiple colors.

Example 2

As shown in the second case of FIG. 2, the present embodiment is different from the first embodiment in that the shape of the light beam emitted by the first light source 302 / the second light source 402 matches the shape of the corresponding pattern A / pattern B, only The first light source 302 is turned on, and the light beam emitted by the first light source 302 is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source 402 is turned on, and the light beam emitted by the second light source 402 is irradiated on the pattern B, only The shape of the pattern B can be presented while the first light source 302 and the second light source 402 are turned on, and the shapes of the pattern A and the pattern B can be exhibited at the same time.

Example 3

As shown in the third case of FIG. 2, the present embodiment differs from the first embodiment in that the pattern on the visor 2 is two and distributed on the left and right sides, and two light sources corresponding to the pattern are disposed on the back of the visor 2, The two light sources are disposed on the left and right sides. The two light sources are a first light source 303 and a second light source 403, respectively. The two patterns are respectively a pattern A and a pattern B. The first light source 303 corresponds to the pattern A, and the second light source 403 corresponds to the pattern B. Only the first light source 303 is turned on, and the light beam emitted by the first light source 303 is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source 403 is turned on, and the light beam emitted by the second light source 403 is irradiated on the pattern B. Only the shape of the pattern B is presented, and the first light source 303 and the second light source 403 are simultaneously opened, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.

Example 4

As shown in the fourth case of FIG. 2, the present embodiment differs from the first embodiment in that the pattern on the visor 2 is two and distributed upward and downward, and two light sources corresponding to the pattern are disposed on the back of the visor 2, The two light sources are arranged above and below. The two light sources are a first light source 304 and a second light source 404, respectively. The two patterns are respectively a pattern A and a pattern B. The first light source 304 corresponds to the pattern A, and the second light source 404 corresponds to the pattern B. Only the first light source 304 is turned on, and the light beam emitted by the first light source 304 is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source 404 is turned on, and the light beam emitted by the second light source 404 is irradiated on the pattern B. Only the shape of the pattern B is presented, and the first light source 304 and the second light source 404 are simultaneously opened, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.

Claims

A light projecting device using a hybrid light source, comprising: a light shielding plate and at least two light sources, wherein the light shielding plate is provided with at least two patterns, and the light source is in one-to-one correspondence with the pattern, the light source The emitted light beam is projected on the light shielding plate to present a pattern corresponding thereto.
A light projecting device using a hybrid light source according to claim 1, wherein the light shielding plate is provided with a driving shutter disk body rotation, so that the light shielding plate is selectively in an effective shielding beam position and does not block the light beam. The location of the drive.
A light projecting device using a hybrid light source according to claim 1, wherein said at least two light sources comprise a first light source and a second light source distributed in a separated or nested manner, said at least two patterns comprising a pattern A and a pattern B which are separated or nested, and the light beams emitted by the first light source/second light source/first light source and the second light source are projected on the light shielding plate to at least project the shape of the pattern A/ The shape of the pattern B / the shape of the pattern A and the pattern B together.
A light projecting device using a hybrid light source according to claim 3, wherein said first light source and said second light source are distributed left and right/up and down, said pattern A and said pattern B being said The light shielding plate is distributed left and right/up and down, and the light beams emitted by the first light source/second light source/first light source and the second light source are projected on the light shielding plate, and at least the shape of the pattern A/the shape of the pattern B is projected. / Shape A and pattern B together form a shape.
The light projecting device using a hybrid light source according to claim 3, wherein the first light source and the second light source have a nested distribution structure, and the first light source is nested in the second In the light source, the pattern A and the pattern B also have a nested distribution structure, and the pattern A is nested in the pattern B, and the size of the light beam emitted by the first light source/second light source is projected on the corresponding pattern. The size of the corresponding pattern A/pattern B is matched, the light beam emitted by the first light source is projected on the light shielding plate, and the shape of the pattern A is projected, and the second light source/first light source and the second light source are emitted. A light beam is projected on the light shielding plate to project a shape in which the pattern A and the pattern B are combined.
The light projecting device using a hybrid light source according to claim 3, wherein the first light source and the second light source have a nested distribution structure, and the pattern A and the pattern B are also embedded a set distribution structure, the shape of the light beam emitted by the first light source/second light source is matched with the shape of the corresponding pattern A/pattern B, and the light beams emitted by the first light source/second light source/first light source and the second light source Projected on the light shielding plate, at least the shape of the pattern A / the shape of the pattern B / the shape of the pattern A and the pattern B are projected.
A light projecting device using a hybrid light source, comprising a light shielding plate and a hybrid light source, wherein the light shielding plate is provided with a plurality of pattern regions, each pattern region corresponding to a mixed light source, wherein each of the pattern regions is At least two patterns are included, and a light beam emitted by each of the hybrid light sources is projected onto a corresponding pattern, the size of each of the patterns matching the size of the light beam emitted by the corresponding light source.
A light projecting device using a hybrid light source according to claim 7, wherein the light shielding plate is provided with a driving shutter disk body rotation, so that the light shielding plate is selectively positioned to effectively block the beam position and not block the light beam. The location of the drive.
A light projecting device using a hybrid light source according to claim 7, wherein the plurality of pattern regions are spaced apart and surround the center of the light shielding plate.
A light projecting device using a hybrid light source according to claim 7, wherein an axis of each of the light sources is on the same axis, and an axis of each of the light sources and a center of the corresponding pattern are On the same axis.
A light projecting device using a hybrid light source according to claim 7, wherein the two patterns are respectively a pattern A and a pattern B, and the pattern A and the pattern B respectively match two corresponding thereto light source.
A light projecting device using a hybrid light source according to claim 11, wherein said pattern A and said pattern B are disposed adjacent to each other.
A light projecting device using a hybrid light source according to claim 11, wherein said pattern A is nested within said pattern B.
A light projecting device using a hybrid light source according to claim 13, wherein a geometric center of said pattern A coincides with a geometric center of said pattern B.
A light projecting device using a hybrid light source according to claim 11, wherein the two light sources are a first light source and a second light source, respectively, and the size and pattern A of the light beam emitted by the first light source The dimensions match, and the size of the beam emitted by the second source matches the size of pattern B.
A light projecting device using a hybrid light source according to claim 15, wherein the first light source is a laser light source and the second light source is an LED light source.
A light projecting device using a hybrid light source according to claim 16, further comprising a first light guiding component, a second light guiding component and a plurality of optical lens assemblies arranged along the main optical axis of the first light source and the second light source, wherein the first light guiding component is disposed on a light emitting surface of the laser light source, The second light guiding component is disposed on the light emitting surface of the LED light source, and the LED light source is between the first light guiding component and the second light guiding component, and the LED light source and the second light guiding component are facing the first An opening is disposed at a position of the light guiding component, and the light of the laser light source passes through the first light guiding component or the light of the LED light source passes through the second light guiding component, and sequentially passes through the plurality of optical lens components to form a light beam discharging mode. Or pattern light mode.
A light projecting device using a hybrid light source according to claim 17, wherein the light that is emitted from the first light guiding member has the same focus as the light that is emitted from the second light guiding member.
A light projecting device using a hybrid light source according to claim 18, wherein the center of the beam of the laser light source and the center of the annular light source of the LED light source are both located on the main optical axis.
The light projecting device using a hybrid light source according to claim 18, wherein the diameter of the light exiting hole of the laser light source is L, and the diameter of the light exiting hole of the LED light source is n×L, n>1.
The light projecting device using a hybrid light source according to claim 18, wherein the plurality of optical lens assemblies are a first optical lens assembly, a second optical lens assembly, and a third optical lens assembly that are sequentially connected; After the light of the laser light source passes through the first light guiding component or the light of the LED light source passes through the second light guiding component, sequentially passes through the first optical lens component, the second optical lens component and the third optical lens component. Beam exit mode or pattern exit mode.
A light projecting device using a hybrid light source according to claim 18, wherein said second light guiding member is constituted by a lens.
The light projecting device using a hybrid light source according to claim 18, wherein the first light guiding component is constituted by a lens or a light guiding body, or the first light guiding component is composed of a combination of a lens and an array lens. Or the first light guiding component is composed of a combination of a lens and a light guiding body.
A light projecting device using a hybrid light source according to claim 23, wherein said first light guiding member comprises a light collecting lens assembly, a phosphor for exciting laser light, and a converging lens embedded in the opening In the assembly, the phosphor is disposed on a phosphor disk between the light collecting lens assembly and the converging lens assembly.
A light projecting method suitable for a light projecting device using a hybrid light source according to any one of claims 1 to 24, wherein the light projecting method is:

(1) providing a light shielding plate on the light projecting device, the light shielding plate can selectively block the light beam emitted by the light source, and at least two patterns are arranged on the light shielding plate;

(2) at least two kinds of light sources are disposed behind the visor, and when the light beams emitted by each of the light sources are projected on the visor, the shape of the corresponding pattern can be presented;

(3) The pattern on the visor is designed to be left/right/up/down/nested, and a light source corresponding to the pattern is arranged behind the visor, and the light source is arranged left/right/up/down/nested, and the light beam emitted by the light source is projected on the light shielding. The board can at least have a shape corresponding to the pattern.
A light projecting method using a hybrid light source according to claim 25, wherein when the patterns on the light shielding plate are two and nested, the light shielding plate is provided with two light sources corresponding to the pattern. And the two light sources are arranged in a nest, the two light sources are respectively a first light source and a second light source, the two patterns are respectively a pattern A and a pattern B, and the pattern A is nested on the pattern B, and the first light source/the second light source is The size of the emitted light beam projected on the corresponding pattern matches the size of the corresponding pattern A/pattern B, and only the first light source is turned on, and the light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, and only the shape is opened. The second light source/first light source and the second light source are simultaneously turned on, and the light beam emitted by the second light source is irradiated on the pattern A and the pattern B, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.
A light projecting method using a hybrid light source according to claim 25, wherein when the patterns on the light shielding plate are two and nested, the light shielding plate is provided with two light sources corresponding to the pattern. And the two light sources are arranged in a nest, the two light sources are respectively a first light source and a second light source, the two patterns are respectively a pattern A and a pattern B, and the pattern A is nested on the pattern B, and the first light source/the second light source is The shape of the emitted light beam matches the shape of the corresponding pattern A/pattern B, and only the first light source is turned on. The light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, and only the second light source is turned on. The light beam emitted by the second light source is irradiated on the pattern B, and only the shape of the pattern B can be presented. Meanwhile, when the first light source and the second light source are turned on, the shapes of the pattern A and the pattern B can be exhibited at the same time.
A light projecting method using a hybrid light source according to claim 25, wherein when the pattern on the light shielding plate is two and distributed to the left and right, two light sources corresponding to the pattern are disposed behind the light shielding plate, and The two light sources are disposed on the left and right sides, and the two light sources are respectively a first light source and a second light source, and the two patterns are respectively a pattern A and a pattern B, the first light source corresponds to the pattern A, and the second light source corresponds to the pattern B, and only the first light source is turned on. The light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source is turned on, and the light beam emitted by the second light source is irradiated on the pattern B, and only the pattern B is presented. The shape, the first light source and the second light source are simultaneously turned on, and at the same time, the shapes of the pattern A and the pattern B can be exhibited.
A light projecting method using a hybrid light source according to claim 25, wherein when the pattern on the light shielding plate is two and distributed up and down, two light sources corresponding to the pattern are disposed behind the light shielding plate, and The two light sources are arranged up and down, the two light sources are respectively a first light source and a second light source, the two patterns are respectively a pattern A and a pattern B, the first light source corresponds to the pattern A, the second light source corresponds to the pattern B, and only the first light source is turned on. The light beam emitted by the first light source is irradiated on the pattern A, and only the shape of the pattern A is presented, only the second light source is turned on, and the light beam emitted by the second light source is irradiated on the pattern B, and only the shape of the pattern B is presented. When a light source and a second light source are simultaneously turned on, the shapes of the pattern A and the pattern B can be exhibited at the same time.