CN110159942A - A kind of LD laser light source mould group - Google Patents
A kind of LD laser light source mould group Download PDFInfo
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- CN110159942A CN110159942A CN201910510960.5A CN201910510960A CN110159942A CN 110159942 A CN110159942 A CN 110159942A CN 201910510960 A CN201910510960 A CN 201910510960A CN 110159942 A CN110159942 A CN 110159942A
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- 239000000843 powder Substances 0.000 claims abstract description 96
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- 238000013461 design Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
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- 238000005286 illumination Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
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- 239000007924 injection Substances 0.000 description 2
- 230000001151 other effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
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- 238000005194 fractionation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 235000019557 luminance Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/68—Details of reflectors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
- F21V9/32—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/30—Semiconductor lasers
Abstract
The present invention relates to the technical fields of illuminating device, disclose a kind of LD laser light source mould group, including LD light source, and it is sequentially arranged in reflection subassembly and powder piece on LD light source light direction, the light that the LD light source issues is blue light, and the powder piece is arranged in parallel with LD light source, and powder on piece is coated with yellow fluorescent powder, yellow fluorescent powder becomes white light in conjunction with blue light, and the reflection subassembly is used to reflect the light that LD light source issues and reflect away in powder on piece, then through powder piece.Compared with prior art, the present invention has the beneficial effect that luminous power is high, brightness is high, clarity is high, luminous distance is remote and small in size.
Description
Technical field
The present invention relates to the technical fields of illuminating device, more particularly, to a kind of LD laser light source mould group.
Background technique
The full name in English of LD is Laser diode, and Chinese is laser semiconductor, also referred to as laser diode.Swash
Light be it is a kind of by induction release the device of light amplification.Existing laser semiconductor be generally used for fiber optic communication, CD,
The fields such as laser printer, laser scanner, laser designator (laser pen), and in lighting area, light source module group is generally all
It is using LED as luminescence medium, LED is commonly called as semiconductor light-emitting-diode.Torch for illumination in the market, using LD laser light source
Mould group is more rare as the illuminating product of light source, only uses traditional LED or Metal halogen lamp as luminescence medium, makes illuminating industry
Luminescence medium type it is relatively simple, the demand of people is not achieved.How by laser diode be applied to torch for illumination industry, at
For the technical staff of lighting area technical problem in the urgent need to address.
Summary of the invention
The present invention is directed to overcome at least one defect of the above-mentioned prior art, provide that a kind of illumination distances are long, brightness is high, body
Small LD laser light source mould group is accumulated, the single technical problem of the luminescence medium type for solving illuminating industry provides for people
More luminescence medium type selections.
The technical solution adopted by the present invention is that a kind of LD laser light source mould group, including LD light source, and go out set on LD light source
Reflection subassembly and powder piece on light direction, the light that the LD light source issues is blue light, and the powder piece is arranged in parallel with LD light source, and
Not on the same line, the powder on piece is coated with yellow fluorescent powder to the primary optical axis of powder piece and LD light source, and the reflection subassembly is used
It reflects in the light for issuing LD light source in powder on piece, yellow fluorescent powder becomes white light in conjunction with blue light, then reflects away through powder piece.
The light source module group of the technical program is using LD laser diode as light source, the luminous power of LD laser diode
Height, the brightness of a LD light source are the summations of several hundred a LED luminances, therefore, the LD light source of equivalent amount and the LED of equivalent amount
Light source compares, and LD light source has higher colour brightness, farther irradiation distance and higher clarity；And LD light source issues
Light there is better wavelength characteristic, direction collimation property and phase characteristic and other effects, substantially increase out distance, the brightness of light
And clarity.
On the other hand, the LD laser light source mould group being made of the LD laser diode technical solution new as one kind, due to
Only with one chip LD laser diode as luminescence medium, therefore LD laser light source mould group obtained is meeting brightness
It is required that while, the volume of product is smaller, carries more convenient.
It further, further include lens subassembly and diffusion sheet component on LD light source light direction；The lens group
Part, diffusion sheet component improve out the uniformity and concentration degree of light for assisting LD light source to go out light.
Further, the reflection subassembly includes reflecting mirror, and the light guide of LD light source is reflected by reflecting mirror in powder piece
On.
Further, the reflection subassembly further includes prism, and the prism, which is set between reflecting mirror and powder piece, goes out light light
On the road, the light guide of LD light source converges on prism after reflecting mirror reflects, prism by light beam it is rectangular angle reflection in
Powder on piece.
Further, the light optical path that goes out between the LD light source and reflecting mirror is equipped with the first lens, first lens
For the light guide concentration of LD light source to be homogenized.
Further, the light optical path that goes out between the reflecting mirror and prism is equipped with the first diffusion sheet, first diffusion
Piece is used to increase the uniformity of light guide.
Further, the second lens are equipped between the prism and powder piece, from prismatic reflection in the light beam of powder on piece, and
The light beam reflected away from powder piece passes through the second lens and homogenizes.
Further, the light optical path that goes out of the powder piece is equipped with the second diffusion sheet, and second diffusion sheet is for increasing out
The uniformity of light, second diffusion sheet are set to the back side of prism.
In the technical program, the light that LD light source issues, which first projects, carries out even light on the first lens, then thoroughly through first
Mirror projects on reflecting mirror, is reflected, and the incidence angle of reflecting mirror is equal to the angle of emergence；The reflected beams are first projeced into the first diffusion sheet
On, it to improve out the uniformity of light, then penetrates the first diffusion sheet and is projeced on prism, prism reflects light beam in powder on piece.Rib
Mirror primarily serves the effect of light reflection, and prism is with an angle of 90 degrees the reflected beams, by prismatic reflection, to change the side of optical path
To.Powder on piece is coated with yellow fluorescent powder, as yellow light reflection mirror, since the light color that goes out of LD light source is blue, and blue
Light projection can become white light with yellow fluorescent powder interaction after powder on piece.Since powder piece belongs to non-transparent eyeglass, because
This, light beam is projeced into after powder on piece becomes white light, can be reflected away again by powder piece.And the second lens and the second diffusion sheet
It is sequentially arranged in going out on optical channel for white light, for further homogenizing light beam, homogenizer is appeared, plays and adjusts light beam, protection
The effect of eyeglass, white light beam successively project away after the second lens and the second diffusion sheet.
Further, the reflecting mirror is set on the light straight line out of LD light source, and the prism is set to the underface of reflecting mirror,
And be on same light straight line out with powder piece, it is light optical path Center line that light straight line is gone out locating for powder piece, and the reflecting mirror passes through
It is obliquely installed, the blue light light of LD light source is reflected on prism, is at right angles reflected blue light light in powder on piece by prism,
Using light color becomes white, then is reflected away by powder piece.
Further, the tilt angle of the reflecting mirror is 45 ° ± 40 °, after light beam is projeced into reflecting mirror, perpendicular downward
It projects on prism in direction.
Further, the tilt angle of the reflecting mirror is 45 ° ± 0.15 °.
It further, further include Laser Welding fishplate bar, the LD light-source encapsulation is fixed on Laser Welding fishplate bar.
In the technical program, the Laser Welding fishplate bar also acts as heat dissipation other than playing the role of that LD light source is welded and fixed
Effect.The back side of Laser Welding fishplate bar is additionally provided with radiator component, and the heat that LD light source luminescent generates passes through Laser Welding fishplate bar
It radiates to radiator component.The LD light source is BANK laser.
Further, the back side of the Laser Welding fishplate bar is equipped with circuit board, and circuit board connects to power supply, and LD light source is by swashing
Flush weld fishplate bar is electrically connected with circuit board, is realized and is connected circuit.
It further, further include lens supports, first diffusion sheet and reflecting mirror are mounted in lens supports, the mirror
The level trough for installing the first diffusion sheet and the tipper for installing reflecting mirror are provided on plate rack.
In the technical program, first diffusion sheet is installed on the level trough of lens supports, and the reflecting mirror is installed on
On the tipper of lens supports.Tipper is obliquely installed relative to light optical path out in 45 degree, so that reflecting mirror is reflected in 45 degree
Light.
Further, the lens supports composition lens supports component after installing the first diffusion sheet and reflecting mirror, described second
Diffusion sheet is installed on the light-emitting surface of lens supports.
Further, each LD laser light source mould group has corresponding product to go out light Theoretical Design standard maximum value A and production
Product go out light Theoretical Design standard minimum C, by carrying out tune up and down, on left and right directions to the second diffusion sheet in lens supports
It is whole, so that product is gone out the actual test value B that flash ranging obtains and be between C value and A value, guarantees that product goes out the test value of light and exists
In standard value range.
Further, the prism is installed on the back side of the second diffusion sheet by dispensing fixed form, and light beam expands from second
The back side of discrete piece goes out light to front.
It further, further include cover board, the cover plate lid is set on the light-emitting surface of lens supports, for protecting lens supports
And the second expanding piece, cover board structure annular in shape, inner ring are hollowed out for going out light.
Further, further include laser connecting plate, the laser connecting plate be installed on Laser Welding fishplate bar and lens supports it
Between, and it is installed on by screw the back side of lens supports, the front of lens supports is light-emitting surface.D type is equipped in laser connecting plate
Slot, first lens are installed in D type groove, and the light direction of D type groove is equipped with opening, the light of the relative aperture LD light source of opening
Beam diameter is small, passes through to limit light scattered or extra around LD light source, achievees the purpose that preferentially to take light, and do not influence whole
The light-out effect of body.Wherein, light direction of first lens in D type groove is consistent with the light direction of LD light source, the first lens
It primarily serves collection and neutralizes the effect for homogenizing light beam, make to homogenize the opening injection that the light beam after concentrating passes through D type groove again.
Further, second lens are installed on laser connecting plate by dispensing fixed form.
It further, further include powder piece fixed plate, the powder piece is installed in powder piece fixed plate.The powder piece fixed plate is logical
Dispensing fixed form is crossed to be installed on laser connecting plate.Wherein, the technical program is that powder piece is welded in powder piece by tin cream to consolidate
On fixed board.
Further, two pins of LD light source are equipped with insulation sleeve.Since the pin of LD light source is bare wire, if
Setting insulation sleeve can play the role of preventing short circuit, antistatic and insulation protection.Wherein, insulation sleeve can be raw by hot hair dryer etc.
Production tool is installed on the pin of LD light source.
Compared with prior art, the invention has the benefit that
(1) the LD laser light source mould group of the technical program uses LD laser diode as luminescence medium, relative to existing
Technology uses light source module group of the LED light source as luminescence medium, provides a kind of new light source module group design scheme, mentions for people
It is selected for more light source module groups, had not only extended the design field of illuminating module, but also more meet the demand of people.
(2) LD laser diode has better wavelength characteristic, direction collimation property, phase relative to LED light emitting diode
Position characteristic and other effects, and the luminous power of LD laser diode is high, brightness is high, clarity is high remote with luminous distance, therefore, uses
LD laser diode substantially increases out distance, brightness and the clarity of light.
(3) the LD laser light source mould group of the technical program is since the LD laser diode using one chip is as hair
Optical medium, therefore the volume of LD laser light source mould group is smaller, and meets the requirement of brightness simultaneously.
(4) this LD laser light source mould group can effectively be reached out using LD light source and powder piece technical solution disposed in parallel
The effect of white light, and internal installation volume can be effectively saved, keep the volume of product smaller.
Detailed description of the invention
Fig. 1 is fractionation structure chart of the invention.
Fig. 2 is index path of the invention.
The position Fig. 3 cross-sectional structure figure of the invention.
Fig. 4 is the three-dimensional structure diagram of back side direction of the present invention.
Fig. 5 is the three-dimensional structure diagram in light-emitting surface direction of the present invention.
Fig. 6 is schematic perspective view when separating among the present invention.
Fig. 7 is the cross-sectional structure figure on other direction of the present invention.
Fig. 8 is that product goes out the actual test areal map that flash ranging obtains.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
As depicted in figs. 1 and 2, a kind of LD laser light source mould group, including LD light source 10, and it is set to LD light source light direction
On lens subassembly, diffusion sheet component, reflection subassembly and powder piece 6, the light that the LD light source issues is blue light, the powder piece 6 with
LD light source 10 is arranged in parallel, and yellow fluorescent powder is coated on powder piece 6, and yellow fluorescent powder becomes white light in conjunction with blue light, described
Reflection subassembly is used to reflect the light that LD light source 10 issues in powder piece 6, then through powder piece 6 and reflect away.
Since the light that LD light source 10 issues is blue light, and blue light will become white light in conjunction with yellow light.Therefore, the present embodiment is logical
Setting powder piece 6 is crossed, coats yellow fluorescent powder on powder piece 6, the blu-ray reflection for issuing LD light source 10 becomes white light after powder piece 6
It projects.Since powder piece 6 belongs to non-transparent eyeglass, the present embodiment issues LD light source 10 by setting reflection subassembly
Light reflection is penetrated after on powder piece 6, then through powder piece 6 with the optical path light direction of the light ray parallel issued with former LD light source 10
Out.
As shown in Figures 2 and 3, in the present embodiment, the reflection subassembly includes reflecting mirror 8 and prism 4, and LD light source 10 goes out
Light light first passes through the reflection of reflecting mirror 8 and reflects on prism 4, then by prism 4 on powder piece 6.Wherein, prism 4 is set to reflection
The underface of mirror 8, incidence angle when 8 reflection light of reflecting mirror are equal to the angle of emergence, and therefore, reflecting mirror 8 is to be in light optical path out
45 ° ± 0.15 ° of angle, reflection light vertically downward, will light projection on prism 4.And prism 4 is anti-with the angle at right angle
Light is penetrated, therefore, reflecting mirror 8 projects light beams upon after prism 4, and prism 4 goes out light with the angle at right angle, Xiang Yuyuan LD light source 10
The opposite direction reflecting light of optical path to project light beams upon on powder piece 6, then is reflected away by powder piece 6.
In the present embodiment, the light optical path that goes out between the LD light source 10 and reflecting mirror 8 is equipped with the first lens 9, described anti-
The light optical path that goes out penetrated between mirror 8 and prism 4 is equipped with the first diffusion sheet 7, and the second lens are equipped between the prism 4 and powder piece 6
5, the light optical path that goes out of the powder piece 6 is equipped with the second diffusion sheet 3, and second diffusion sheet 3 is set to the back side of prism 4.Wherein LD
Light source 10 issue light beam successively pass through the first lens 9, reflecting mirror 8, the first diffusion sheet 7, prism 4, the second lens 5, powder piece 6,
Second lens 5 and the second diffusion sheet 3 go out light.First lens 9 and the second lens 5 are used to concentrate the light guide of LD light source
It homogenizes；First diffusion sheet 7 and the second diffusion sheet 3 are used to increase the uniformity of light guide.It reflects from prism 4 in powder piece 6
On light beam, and the light beam that reflects away from powder piece 6 passes through the second lens 5 and homogenizes.
It further include Laser Welding fishplate bar 16 in the present embodiment such as Fig. 4 and as figure 5 illustrates, the encapsulation of LD light source 10 is fixed on sharp
On flush weld fishplate bar 16.The LD light source 10 is BANK laser.The back side of the Laser Welding fishplate bar 16 is equipped with circuit board 18, circuit
Plate 18 connects to power supply, and LD light source 10 is electrically connected by Laser Welding fishplate bar 16 with circuit board 18, realizes and connects circuit.
It as shown in Figure 6 and Figure 7, further include lens supports 11 in the present embodiment, first diffusion sheet 7,8 and of reflecting mirror
Prism 4 is mounted in lens supports 11, and second diffusion sheet 3 is set on the light-emitting surface of lens supports 11, the lens supports
The level trough for installing the first diffusion sheet 7 and the tipper for installing reflecting mirror 8 are provided on 11.Tipper is relative to out
Light optical path is obliquely installed in 45 degree, so that reflecting mirror 8 is in 45 degree of reflecting lights.Wherein, the prism 4 passes through dispensing fixed form
It is installed on the back side of the second diffusion sheet 3, light beam goes out light from the back side of the second diffusion sheet 3 to front.
As shown in Figure 5, wherein further include cover board 2, the cover board 2 is covered on the light-emitting surface of lens supports 11, for protecting
Goggle plate rack 11 and the second expanding piece 3, the structure annular in shape of cover board 2, inner ring are hollowed out for going out light.
It further include laser connecting plate 12 in the present embodiment, the laser connecting plate 12 is installed on Laser Welding fishplate bar 16 and mirror
Between plate rack 11, and it is installed on by screw the back side of lens supports 11, the front of lens supports 11 is light-emitting surface.Described
One lens 9 and the second lens 5 are installed in laser connecting plate, and D type groove is equipped in laser connecting plate 12, and first lens 9 are pacified
Loaded in D type groove, the light direction of D type groove is equipped with opening, and the beam diameter of the relative aperture LD light source of opening is small, to limit
Scattered or extra light passes through around LD light source, achievees the purpose that preferentially to take light, and do not influence whole light-out effect.Its
In, light direction of first lens 9 in D type groove is consistent with the light direction of LD light source, and the first lens 9 primarily serve collection and neutralize
The effect for homogenizing light beam makes to homogenize the opening injection that the light beam after concentrating passes through D type groove again.
It as shown in Figure 6 and Figure 7, further include powder piece fixed plate 14 in the present embodiment, the powder piece 6 is installed on powder piece and fixes
On plate 14.The powder piece fixed plate 14 is installed on laser connecting plate 12 by dispensing fixed form.Wherein, the technical program is
Powder piece 6 is welded in powder piece fixed plate 14 by tin cream.
In the present embodiment, two pins of LD light source 10 are equipped with insulation sleeve 15.Since the pin of LD light source 10 is bare wire,
Therefore, setting insulation sleeve 15 can play the role of preventing short circuit, antistatic and insulation protection.Wherein, insulation sleeve 15 can pass through
The tools of production such as hot hair dryer are installed on the pin of LD light source 10.
As shown in figure 8, in the present embodiment, by being carried out up and down, on left and right directions to the second diffusion sheet 3 in lens supports 11
Adjustment, use light and be in critical field.Wherein, each LD laser light source mould group has corresponding product to go out light Theoretical Design mark
Quasi-maximum value A and product go out light Theoretical Design standard minimum C, by carrying out in lens supports 11 to the second diffusion sheet
Under, the adjustment on left and right directions, so that product is gone out the actual test value B that flash ranging obtains and be between C value and A value, guarantee
Product goes out the test value of light in standard value range.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention.
Claims (20)
1. a kind of LD laser light source mould group, which is characterized in that including LD light source, and the reflection on LD light source light direction
Component and powder piece, the light that the LD light source issues is blue light, and the powder piece is arranged in parallel with LD light source, and powder piece and LD light source
Not on the same line, the powder on piece is coated with yellow fluorescent powder to primary optical axis, and the reflection subassembly is for issuing LD light source
Light reflect in powder on piece, yellow fluorescent powder becomes white light in conjunction with blue light, then reflects away through powder piece.
2. LD laser light source mould group according to claim 1, which is characterized in that further include being set on LD light source light direction
Lens subassembly and diffusion sheet component；The lens subassembly, diffusion sheet component improve out the equal of light for assisting LD light source to go out light
Even property and concentration degree.
3. LD laser light source mould group according to claim 2, which is characterized in that the reflection subassembly includes reflecting mirror, LD
The light guide of light source is reflected by reflecting mirror in powder on piece.
4. LD laser light source mould group according to claim 3, which is characterized in that the reflection subassembly further includes prism, institute
It states prism and is set to going out in light optical path between reflecting mirror and powder piece, the light guide of LD light source converges at after reflecting mirror reflects
On prism, prism reflects light beam in powder on piece.
5. LD laser light source mould group according to claim 2, which is characterized in that the lens subassembly includes the first lens,
First lens are set to going out in light optical path between LD light source and reflection subassembly, and first lens are used for going out LD light source
Light light concentration homogenizes.
6. LD laser light source mould group according to claim 2, which is characterized in that the diffusion sheet component includes the first diffusion
Piece, first diffusion sheet are set in the light optical path out of reflection subassembly, and first diffusion sheet is for increasing the equal of light guide
Even property.
7. LD laser light source mould group according to claim 2, which is characterized in that the lens subassembly further includes second saturating
Mirror, second lens are set to going out in light optical path between reflection subassembly and powder piece, reflect from reflection subassembly in the light of powder on piece
Beam, and the light beam that reflects away from powder piece pass through the second lens and homogenize.
8. LD laser light source mould group according to claim 2, which is characterized in that the diffusion sheet component further includes the second expansion
Discrete piece, second diffusion sheet are set in the light optical path out of powder piece, and second diffusion sheet is used to increase the uniformity of light out, institute
State the back side that the second diffusion sheet is set to reflection subassembly.
9. LD laser light source mould group according to claim 4, which is characterized in that the reflecting mirror is set to the light out of LD light source
On straight line, the prism is set to the underface of reflecting mirror, and is on same light straight line out with powder piece, and it is straight that light is gone out locating for powder piece
Line is light optical path Center line, and the blue light light of LD light source is reflected on prism, passed through by being obliquely installed by the reflecting mirror
Prism at right angles reflects blue light light in powder on piece, and using light color becomes white, then is reflected away by powder piece.
10. LD laser light source mould group according to claim 9, which is characterized in that the tilt angle of the reflecting mirror is 45 °
It is ± 40 °, perpendicular to be projected in downward direction on prism after light beam is projeced into reflecting mirror.
11. LD laser light source mould group according to claim 10, which is characterized in that the tilt angle of the reflecting mirror is
It is 45 ° ± 0.15 °, perpendicular to be projected in downward direction on prism after light beam is projeced into reflecting mirror.
12. LD laser light source mould group according to claim 1, which is characterized in that the reflection subassembly include reflector plate and
Prism, the diffusion sheet component include the first diffusion sheet and the second diffusion sheet, wherein the reflector plate is set to LD light source and first
Between diffusion sheet, for by the reflection of the light guide of LD light source in prism, the prism be set to the first diffusion sheet and powder piece it
Between, for being reflected in powder on piece in the light on prism reflection, second diffusion sheet is set in the light optical path out of powder piece, is used
It is homogenized in the light reflected away to powder piece.
13. LD laser light source mould group according to claim 10, which is characterized in that it further include lens supports, the diffusion
Piece component and reflection subassembly are mounted in lens supports, and the level for installing the first diffusion sheet is provided in the lens supports
Slot and tipper for installing reflecting mirror.
14. LD laser light source mould group according to claim 1, which is characterized in that the lens subassembly includes the first lens
With the second lens, first lens are set between LD light source and reflection subassembly, and second lens are set to reflection subassembly and powder
Between piece, homogenized for carrying out collection neutralization to emerging beam.
15. LD laser light source mould group according to claim 12, which is characterized in that it further include laser connecting plate, it is described
Mirror assembly is installed in laser connecting plate.
16. LD laser light source mould group according to claim 13, which is characterized in that be equipped with D type groove, institute in laser connecting plate
It states the first lens to be installed in D type groove, the light direction of D type groove is equipped with opening, and the light beam of the relative aperture LD light source of opening is straight
Diameter is small, passes through to limit light scattered or extra around LD light source, wherein light direction of first lens in D type groove
Consistent with the light direction of LD light source, the first lens primarily serve collection and neutralize the effect for homogenizing light beam, make to homogenize the light after concentrating
The opening that beam passes through D type groove again projects.
17. LD laser light source mould group according to claim 1, which is characterized in that further include powder piece fixed plate, the powder piece
It is installed in powder piece fixed plate.
18. LD laser light source mould group according to claim 1, which is characterized in that it further include Laser Welding fishplate bar, the LD light
Source is installed on Laser Welding fishplate bar.
19. LD laser light source mould group according to claim 16, which is characterized in that the back side of the Laser Welding fishplate bar is equipped with
Circuit board, circuit board connect to power supply, and LD light source is electrically connected by Laser Welding fishplate bar with circuit board, realize and connect circuit.
20. LD laser light source mould group according to claim 11, which is characterized in that further include cover board, the cover plate lid is set
In on the light-emitting surface of lens supports, cover board structure annular in shape, inner ring is hollowed out for going out light.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910510960.5A CN110159942A (en) | 2019-06-13 | 2019-06-13 | A kind of LD laser light source mould group |
| PCT/CN2019/125974 WO2020248559A1 (en) | 2019-06-13 | 2019-12-17 | Ld laser light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910510960.5A CN110159942A (en) | 2019-06-13 | 2019-06-13 | A kind of LD laser light source mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110159942A true CN110159942A (en) | 2019-08-23 |
Family
ID=67628696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910510960.5A Pending CN110159942A (en) | 2019-06-13 | 2019-06-13 | A kind of LD laser light source mould group |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110159942A (en) |
| WO (1) | WO2020248559A1 (en) |
Cited By (3)
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| WO2020248625A1 (en) * | 2019-06-13 | 2020-12-17 | 广州光联电子科技有限公司 | Ld laser light source module for blocking blue light |
| WO2020248559A1 (en) * | 2019-06-13 | 2020-12-17 | 广州光联电子科技有限公司 | Ld laser light source module |
| CN113847581A (en) * | 2021-10-09 | 2021-12-28 | 湖南省峰度照明科技有限公司 | Laser light source module |
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| US9800017B1 (en) * | 2009-05-29 | 2017-10-24 | Soraa Laser Diode, Inc. | Laser device and method for a vehicle |
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| CN108693689A (en) * | 2017-04-12 | 2018-10-23 | 扬明光学股份有限公司 | Light supply apparatus |
| CN208903065U (en) * | 2018-08-31 | 2019-05-24 | 中强光电股份有限公司 | Lighting system and projection arrangement |
| CN110159942A (en) * | 2019-06-13 | 2019-08-23 | 广州光联电子科技有限公司 | A kind of LD laser light source mould group |
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- 2019-06-13 CN CN201910510960.5A patent/CN110159942A/en active Pending
- 2019-12-17 WO PCT/CN2019/125974 patent/WO2020248559A1/en active Application Filing
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| US20120294023A1 (en) * | 2011-05-19 | 2012-11-22 | Yoshiaki Nakazato | Vehicle lighting unit |
| CN106764470A (en) * | 2015-11-19 | 2017-05-31 | 深圳市绎立锐光科技开发有限公司 | A kind of light-source system and lighting device |
| CN205880478U (en) * | 2016-04-06 | 2017-01-11 | 上海蓝湖照明科技有限公司 | Illuminator and relevant projecting system and lighting system |
| CN109578823A (en) * | 2018-12-17 | 2019-04-05 | 华中科技大学 | A kind of laser white light source of laser diode and fluorescent powder membrane cooling simultaneously |
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| WO2020248625A1 (en) * | 2019-06-13 | 2020-12-17 | 广州光联电子科技有限公司 | Ld laser light source module for blocking blue light |
| WO2020248559A1 (en) * | 2019-06-13 | 2020-12-17 | 广州光联电子科技有限公司 | Ld laser light source module |
| CN113847581A (en) * | 2021-10-09 | 2021-12-28 | 湖南省峰度照明科技有限公司 | Laser light source module |
| CN113847581B (en) * | 2021-10-09 | 2024-02-27 | 湖南省峰度照明科技有限公司 | Laser light source module |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020248559A1 (en) | 2020-12-17 |
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