CN207473283U - More laser modules, laser light source and laser-projector - Google Patents
More laser modules, laser light source and laser-projector Download PDFInfo
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- CN207473283U CN207473283U CN201721664665.8U CN201721664665U CN207473283U CN 207473283 U CN207473283 U CN 207473283U CN 201721664665 U CN201721664665 U CN 201721664665U CN 207473283 U CN207473283 U CN 207473283U
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- laser
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- light source
- chip
- laser modules
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Abstract
The utility model discloses a kind of more laser modules, including shell and fixed more laser modules on the housing；More laser modules include substrate and fixed multiple luminescence chips on the substrate, each luminescence chip is electrically connected respectively with external circuit, laser is emitted by the through-hole formed on the housing outward under the control of external circuit, the utility model further discloses the laser light source and laser-projector for including more laser modules, multiple luminescence chips are concentrated and encapsulated by the utility model, the size of laser light source is reduced, is conducive to the miniaturized design of laser-projector.
Description
Technical field
The utility model is related to laser technology fields.More particularly, to a kind of more laser modules, laser light source and swash
Light projector.
Background technology
Miniature laser shadow casting technique refers to using micro electronmechanical two-dimentional three color laser of miniscanning face mirror and RGB (RGB),
The technology being imaged with laser scanning methods.With the development of Color Laser Projection Technology, the volume of miniature laser projecting apparatus is increasingly small-sized
Change.
Need tri- color laser light sources of RGB in miniature laser projecting apparatus, tri- colors of RGB in existing miniature laser projection products
The three laser parallel connections of laser light source generally use, each laser are individually encapsulated, and cause miniature laser projecting apparatus oversized, no
Conducive to the Miniaturization Design of projecting apparatus.
Accordingly, it is desirable to provide a kind of new laser package form, reduces the volume of laser light source, improves miniature laser projection
Instrument portability.
Utility model content
One of the utility model is designed to provide a kind of more laser modules, and the further object of the utility model is
A kind of laser light source is provided, the utility model further an object is that provide a kind of laser-projector, reduce laser light source
Volume improves the portability of laser-projector.
In order to achieve the above objectives, the utility model uses following technical proposals：
The utility model discloses a kind of more laser modules, including shell and fixed more modes of laser on the housing
Block；
More laser modules include substrate and fixed multiple luminescence chips on the substrate, each luminescence chip point
It is not electrically connected with external circuit, laser is emitted by the through-hole formed on the housing outward under the control of external circuit.
Preferably, more laser modules include three luminescence chips.
Preferably, three luminescence chips are respectively the emitting red light chip for being capable of transmitting red laser beam, can emit
The green emitting chip of green laser and the blue luminescence chip that blue laser can be emitted.
Preferably, the substrate is equipped with a cathode pin being electrically connected with multiple laser chips and swashs with multiple
Optical chip corresponds multiple anode pins of electrical connection.
Preferably, the antistatic ground wire with the cage connection is further comprised on the substrate.
Preferably, the laser module shell further comprises the protective glass set on the through hole.
The invention also discloses a kind of laser light source, including more laser modules as described above and positioned at described more
The shaping lens and light combination mirror of laser module laser emitting side；
The shaping lens are used to the multiple laser that more laser modules are sent out being converted to multi beam parallel laser；
The light combination mirror is used to the multi beam parallel laser synthesizing a branch of synthesis parallel laser.
Preferably, multiple speculums are equipped in the light combination mirror, is directed to per a branch of parallel laser and sets respectively.
Preferably, the multiple speculum is on same straight line.
The utility model discloses a kind of a kind of laser-projector of laser light source again, including laser light source as described above.
The beneficial effects of the utility model are as follows：
More laser modules of the utility model set multiple luminescence chips on substrate, can be penetrated to more laser module outgoings more
Shu Jiguang, compared with the prior art in by multiple lasers be connected in parallel transmitting laser, more laser modules of the utility model
It is smaller.The laser light source of the utility model includes more laser modules and positioned at more laser module laser emitting one
The shaping lens and light combination mirror of side.Wherein, the laser that more laser modules emit can be respectively converted into parallel laser by shaping lens,
Obtained multi beam parallel laser synthesizes a branch of directional light by light combination mirror, and the utility model seals multiple luminescence chips simultaneously
Dress, the spacing of multiple luminescence chips are smaller, it is not necessary to set a shaping lens for each luminescence chip, it is saturating can to reduce shaping
The quantity of mirror reduces the volume of laser light source, conducive to the miniaturized design of laser-projector, improves Portability.
Description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is shown according to a kind of schematic diagram of more laser module specific embodiments of the utility model；
Fig. 2 shows according to a kind of schematic internal view of more laser module specific embodiments of the utility model；
Fig. 3 is shown according to a kind of schematic diagram of laser light source specific embodiment of the utility model；
Reference numeral：
1st, more laser modules, 2, shaping lens, 3, light combination mirror, 11, red laser, 12, green laser, 13, blue laser,
201st, emitting red light chip, 202, green emitting chip, 203, blue luminescence chip, 301, antistatic ground wire, 302, cathode tube
Foot, 303, red laser anode pin, 304, green laser anode pin, 305, blue laser anode pin, 401, red swash
Photoprotection glass, 402, green laser protective glass, 403, blue laser protective glass.
Specific embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one with reference to preferred embodiments and drawings
The explanation of step.Similar component is indicated with identical reference numeral in attached drawing.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not limit the scope of protection of the utility model with this.
Fig. 1 shows that Fig. 2 shows according to this reality according to a kind of schematic diagram of more laser module specific embodiments of the utility model
With a kind of novel schematic internal view of more laser module specific embodiments.
In the present embodiment, more laser modules 1 include shell and fixed more laser modules on the housing.Wherein, institute
State more laser modules and include substrate and fixed multiple luminescence chips on the substrate, each luminescence chip respectively with external electrical
Road is electrically connected, and emits laser outward by the through-hole formed on the housing under the control of external circuit.Compared to existing
In technology by multiple lasers be connected in parallel transmitting laser, more laser modules of the utility model it is smaller.
In the present embodiment, more laser modules include three luminescence chips, and three luminescence chips can be used and can emit
The emitting red light chip 201 of red laser 11, the green emitting chip 202 that green laser 12 can be emitted and blue can be emitted
The blue luminescence chip 203 of laser 13.More laser modules of the present embodiment can send out three color laser of red, green, blue, by shaping
And it closes Shu Houke and forms white laser.In practical application, the luminescence chip of other spread patterns and quantity can also be set, such as
It may be configured as laser array.The luminescence chip preferably uses radium-shine chip.
The substrate be equipped with a cathode pin 302 being electrically connected with multiple laser chips and with multiple laser cores
Piece corresponds multiple anode pins of electrical connection, and is further provided with the antistatic ground wire 301 with the cage connection, is used for
Eliminate module electrostatic.Cathode pin 302 there are one being set in the present embodiment, on substrate, is electrically connected with three luminescence chips, also
If there are three anode pin, the red laser anode pin 303 being respectively electrically connected with emitting red light chip 201 is sent out with green
The green laser anode pin 304 that optical chip 202 is electrically connected and the blue laser anode being electrically connected with blue luminescence chip 203
Pin 305.
The shell further comprises the protective glass set on the through hole, for protecting luminescence chip, and prevents mould
Dust outside group etc. enters laser module.In the present embodiment, the shell, which is equipped with, is respectively used to protection emitting red light chip
201st, green emitting chip 202 and the red laser protective glass 401 of blue luminescence chip 203, green laser protective glass 402
With blue laser protective glass 403.
Fig. 3 is shown according to a kind of schematic diagram of laser light source specific embodiment of the utility model.The present embodiment also discloses
A kind of laser light source, the laser light source include more laser modules 1 as described in the embodiment, on more laser modules 1
The shaping lens 2 of side and the light combination mirror 3 above the shaping lens 2.The utility model by multiple luminescence chips simultaneously
Encapsulation, the spacing of multiple luminescence chips are smaller, it is not necessary to set a shaping lens for each luminescence chip, can reduce shaping
The quantity of lens reduces the volume of laser light source, conducive to the miniaturized design of laser-projector, improves Portability.
Wherein, the shaping lens 2 are used to the laser that more laser modules 1 emit being respectively converted into parallel laser, described
Light combination mirror 3 is used to that a branch of synthesis parallel laser will to be combined by the multi beam parallel laser that the shaping lens 2 obtain.
In the present embodiment, red laser 11, green laser 12 and blue laser 13 that more laser modules 1 emit reach
The laser beam of diverging is adjusted to collimated light beam by shaping lens 2, shaping lens 2, and it is flat to respectively obtain red parallel laser, green
Row laser and blue parallel laser, after light combination mirror 3, red parallel laser, green parallel laser and blue parallel laser are anti-
Directive same direction synthesizes a branch of synthesis parallel laser, the luminescence chip of tri- colors of RGB, obtained conjunction is equipped in the present embodiment
It is white parallel laser into parallel laser.
In the present embodiment, emitting red light chip 201, green emitting chip 202 and blue luminescence chip on more laser modules 1
203 be arranged side by side, for make the laser of three beams different colours that more laser modules 1 are sent out pass through shaping lens 2 can obtain it is parallel swash
Light need to set the position of shaping lens 2, so as to get parallel laser be in deviation range.Further, by changing shaping
The position of lens 2 can adjust the Exit positions of synthetic laser.
As a preferred embodiment, in the present embodiment, it is equipped in the light combination mirror 3 for each luminescence chip point
The speculum not set, multiple speculums are on same straight line.The propagation side of parallel laser after the shaping lens 2
To difference, the angle pin of speculum need to set every a branch of parallel laser respectively, and multiple speculums need to be in same straight line,
Make the multi beam parallel laser by shaping lens 2 that can reflex to same rectilinear direction after speculum, it is a branch of so as to synthesize
Synthesize parallel laser.
The present embodiment also discloses a kind of laser-projector, which includes laser light as described in the embodiment
Source.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model, for those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The row of protection domain.
Claims (10)
1. a kind of more laser modules, which is characterized in that including shell and fixed more laser modules on the housing；
More laser modules include substrate and fixed multiple luminescence chips on the substrate, each luminescence chip respectively with
External circuit is electrically connected, and emits laser outward by the through-hole formed on the housing under the control of external circuit.
2. a kind of more laser modules according to claim 1, which is characterized in that more laser modules include three and shine
Chip.
3. a kind of more laser modules according to claim 2, which is characterized in that three luminescence chips are respectively can
The emitting red light chip of transmitting red laser beam, the green emitting chip that green laser can be emitted and blue laser can be emitted
Blue luminescence chip.
4. a kind of more laser modules according to claim 1, which is characterized in that the substrate is equipped with and multiple laser cores
The cathode pin that piece is electrically connected and the multiple anode pins being electrically connected with multiple laser chips one-to-one correspondence.
5. a kind of more laser modules according to claim 1, which is characterized in that further comprise on the substrate with it is described
The antistatic ground wire of cage connection.
6. a kind of more laser modules according to claim 1, which is characterized in that the laser module shell further comprises
Protective glass set on the through hole.
7. a kind of laser light source, which is characterized in that including more laser modules as described in claim 1-6 any claims with
And shaping lens and light combination mirror positioned at more laser module laser emitting sides；
The shaping lens are used to the multiple laser that more laser modules are sent out being converted to multi beam parallel laser；
The light combination mirror is used to the multi beam parallel laser synthesizing a branch of synthesis parallel laser.
8. a kind of laser light source according to claim 7, which is characterized in that multiple speculums are equipped in the light combination mirror,
It is directed to per a branch of parallel laser and sets respectively.
9. a kind of laser light source according to claim 8, which is characterized in that the multiple speculum is in same straight line
On.
10. a kind of laser-projector, which is characterized in that including laser light source as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721664665.8U CN207473283U (en) | 2017-12-04 | 2017-12-04 | More laser modules, laser light source and laser-projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721664665.8U CN207473283U (en) | 2017-12-04 | 2017-12-04 | More laser modules, laser light source and laser-projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207473283U true CN207473283U (en) | 2018-06-08 |
Family
ID=62257000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721664665.8U Active CN207473283U (en) | 2017-12-04 | 2017-12-04 | More laser modules, laser light source and laser-projector |
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| Country | Link |
|---|---|
| CN (1) | CN207473283U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020143232A1 (en) * | 2019-01-10 | 2020-07-16 | 青岛海信激光显示股份有限公司 | Laser light source and laser projecting device |
| US11570411B2 (en) | 2019-01-10 | 2023-01-31 | Hisense Laser Display Co., Ltd. | Laser light source and laser projection device |
| US11592145B2 (en) | 2019-01-10 | 2023-02-28 | Hisense Laser Display Co., Ltd. | Laser light source and laser projection device |
-
2017
- 2017-12-04 CN CN201721664665.8U patent/CN207473283U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020143232A1 (en) * | 2019-01-10 | 2020-07-16 | 青岛海信激光显示股份有限公司 | Laser light source and laser projecting device |
| US11570411B2 (en) | 2019-01-10 | 2023-01-31 | Hisense Laser Display Co., Ltd. | Laser light source and laser projection device |
| US11592145B2 (en) | 2019-01-10 | 2023-02-28 | Hisense Laser Display Co., Ltd. | Laser light source and laser projection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201015 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266100 Qingdao, Laoshan District, North House Street investment service center room, Room 308, Shandong Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |