CN111239937A - Optical fiber coupling lighting system - Google Patents
Optical fiber coupling lighting system Download PDFInfo
- Publication number
- CN111239937A CN111239937A CN202010223505.XA CN202010223505A CN111239937A CN 111239937 A CN111239937 A CN 111239937A CN 202010223505 A CN202010223505 A CN 202010223505A CN 111239937 A CN111239937 A CN 111239937A
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- China
- Prior art keywords
- optical
- light source
- optical fiber
- fiber
- light
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/421—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical component consisting of a short length of fibre, e.g. fibre stub
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4266—Thermal aspects, temperature control or temperature monitoring
- G02B6/4268—Cooling
- G02B6/4269—Cooling with heat sinks or radiation fins
Abstract
The invention discloses an optical fiber coupling illumination system, which comprises a heat dissipation mechanism, a substrate arranged on the heat dissipation mechanism, a collimation coupling mechanism positioned on the substrate, an optical structural member which is covered on the heat dissipation mechanism and used for packaging the collimation coupling mechanism, and an optical fiber which penetrates through the optical structural member and is coupled with the collimation coupling mechanism, wherein the end part of the optical fiber is provided with a light outlet end; the structure is reliable, the safety factor is high, and the photoelectric separation is effectively realized, so that the illumination is safer, and the maintenance is more convenient; the light source is provided with an electric energy excitation light source through a switch to emit light, one part of the emitted light beam is coupled into the optical fiber through the collimation coupling mechanism, the other part of the emitted light beam is processed in a heat energy mode through the heat dissipation mechanism, and finally the light beam is output after being configured into required light distribution through the light outlet end at the tail end of the optical fiber.
Description
Technical Field
The invention relates to the technical field of optics, in particular to an optical fiber coupling illumination system.
Background
The existing circuit is easy to age and short-circuit, so that great potential safety hazards are caused, the use safety performance of the circuit is low, and the circuit is inconvenient to maintain.
Disclosure of Invention
The invention aims to provide an optical fiber coupling illumination system to solve the problem that the existing illumination circuit is low in use safety.
The technical scheme for solving the technical problems is as follows: the optical fiber coupling illumination system comprises a heat dissipation mechanism, a substrate arranged on the heat dissipation mechanism, a collimation coupling mechanism positioned on the substrate, an optical structural member which is covered on the heat dissipation mechanism and used for packaging the collimation coupling mechanism, and an optical fiber which penetrates through the optical structural member and is coupled with the collimation coupling mechanism, wherein the end part of the optical fiber is provided with a light outlet end;
the collimation coupling mechanism comprises a collimation coupling optical assembly arranged on the substrate, a light source positioned in the collimation coupling optical assembly and a switch positioned on the substrate and used for controlling the on-off of the light source, and the optical fiber penetrates through the optical structural member and is embedded in the collimation coupling optical assembly.
Furthermore, the light source, the optical structure and the optical fiber coupled with the light source are all single, and the end part of the optical fiber far away from the single light source is provided with a light outlet end.
Furthermore, the light source, the optical structural component and the optical fiber are all multiple, the single optical fiber penetrates through the single optical structural component and is coupled with the single light source, and the light outlet end is arranged at the end part, far away from the single light source, of the single optical fiber.
Furthermore, the light source, the optical structural member and the optical fibers are multiple, and the single optical fibers respectively penetrate through the single optical structural member and are combined and coupled to enter the single total optical fiber provided with the light outlet end.
Further, the collimation coupling optical assembly comprises a plano-convex condensing lens, the convex surface of the plano-convex condensing lens is close to the light source end, and the plane of the plano-convex condensing lens is close to the optical fiber.
Furthermore, the light-emitting end is provided with a light distribution structure.
Further, the light source is an LED light source.
Further, the optical fiber is a PMMA optical fiber.
The invention has the following beneficial effects: the optical fiber coupling illumination system provided by the invention has the advantages of reliable structure and high safety factor, and effectively realizes photoelectric separation, so that the illumination is safer and the maintenance is more convenient; the switch provides an electric energy excitation light source for the light source to emit light, one part of the emitted light beam is coupled into the optical fiber through the collimation and collimation coupling mechanism, the other part of the emitted light beam is processed in a heat energy mode through the heat dissipation mechanism, and finally the light beam is emitted after being distributed into required light distribution through the light emitting end at the tail end of the optical fiber, so that the coupling effect is good, and the safety performance of the electric wire circuit is effectively improved; through the unique structure of collimation coupling optical assembly, the coupling efficiency of light beam has effectually been improved, and this device can realize multiple coupling mode, realizes using single optic fibre as the illumination or using many optic fibre combinations as the illumination mode, satisfies the user demand under the different situation, and performance is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an embodiment of the present invention;
FIG. 3 is a schematic view of a second embodiment of the present invention;
FIG. 4 is a third schematic view of the present invention;
FIG. 5 is a schematic view of a collimating and coupling optical assembly according to the present invention;
the reference numerals shown in fig. 1 to 5 are respectively expressed as: 1-a heat dissipation mechanism, 2-a substrate, 3-an optical structural component, 4-an optical fiber, 5-a light outlet end, 6-a collimation coupling optical component, 7-a light source, 8-a switch, 60-a condensing spherical lens and 61-a planar lens.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, the optical fiber coupling illumination system includes a heat dissipation mechanism 1, a substrate 2 mounted on the heat dissipation mechanism 1, a collimating coupling mechanism located on the substrate 2, an optical structure 3 covering the heat dissipation mechanism 1 and used for packaging the collimating coupling mechanism, and an optical fiber 4 penetrating the optical structure 3 and coupled with the collimating coupling mechanism, wherein an end of the optical fiber 4 is provided with a light exit end 5. Partial energy in the light source 7 is dissipated in a heat energy mode through the heat dissipation mechanism 1, heating caused in a long-time working process is reduced, and using safety performance is improved. The substrate 2 is made of a PCB material, and the optical structural member 3 is used for packaging the whole collimation coupling mechanism, so that the influence of impurities in the external environment on the coupling performance is avoided.
The collimation coupling mechanism comprises a collimation coupling optical assembly 6 arranged on the substrate 2, a light source 7 positioned in the collimation coupling optical assembly 6 and a switch 8 positioned on the substrate 2 and used for controlling the on-off of the light source 7, and the optical fiber 4 penetrates through the optical structural member 3 and is embedded in the collimation coupling optical assembly 6. The light source 7 adopts an LED light source, the switch 8 is used for controlling the on-off of the light source 7, and the collimation coupling optical assembly 6 is used for improving the coupling effect. When the LED light source is used, the switch 8 is turned on to provide direct current electric energy for the power supply to excite the LED light source 7 to emit light, the part of the emitted light beam enters the optical fiber 4 to be transmitted after passing through the collimation coupling optical assembly 6, the other part of the emitted light beam is lost in a heat energy mode to avoid overhigh temperature through heat dissipation of the heat dissipation mechanism 1, and the light beam entering the optical fiber 4 is finally configured into required light distribution through the light outlet end 5 at the tail end of the optical fiber 4 and then irradiates a target.
In order to improve the service performance of the device, the invention provides a plurality of coupling modes used by the device,
as shown in fig. 2, in the first embodiment: the light source 7, the optical structure 3 and the optical fiber 4 connected with the light source 7 in communication are all single, and the end part of the optical fiber 4 far away from the single light source 7 is provided with a light outlet end 5. The coupling mode is a combination mode, and one optical fiber 4 is used as an illumination mode.
As shown in fig. 3, the second embodiment: the light sources 7, the optical structural member 3 and the optical fibers 4 are all multiple, the single optical fibers 4 respectively penetrate through the single optical structural member 3 and are coupled with the single light source 7, and the light outlet end 5 is arranged at the end part, far away from the single light source 7, of the single optical fiber 4. The coupling mode is a mode of a plurality of combinations, optical fibers 4 are used for illumination, and the tail end of each optical fiber 4 is provided with a light outlet end 5.
As shown in fig. 4, example three: the number of the light sources 7, the optical structural members 3 and the optical fibers 4 is multiple, and the single optical fibers 4 respectively penetrate through the single optical structural members 3 and are combined and coupled to enter the single total optical fiber 9 provided with the light outlet end 5. The middle coupling mode is a plurality of combination modes, and adopts a mode of guiding light by the optical fibers 4, and a plurality of optical fibers 4 are combined to be used as an illumination mode of the light outlet end 5.
In order to improve the coupling efficiency, as shown in fig. 5, in the present invention, the collimating and coupling optical assembly 6 includes a plano-convex condensing lens, the convex surface 60 of which is close to the light source 7 end, and the flat surface 61 of which is close to the optical fiber. The convex surface 60 may be spherical or aspherical. The light emitted by the light source 7 is coupled into the optical fiber 4 through the condensing lens, so that the coupling efficiency is effectively improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The optical fiber coupling illumination system is characterized by comprising a heat dissipation mechanism (1), a substrate (2) arranged on the heat dissipation mechanism (1), a collimation coupling mechanism positioned on the substrate (2), an optical structural member (3) which covers the heat dissipation mechanism (1) and is used for packaging the collimation coupling mechanism, and an optical fiber (4) which penetrates through the optical structural member (3) and is coupled with the collimation coupling mechanism, wherein the end part of the optical fiber (4) is provided with a light outlet end (5);
the collimation coupling mechanism comprises a collimation coupling optical assembly (6) arranged on the substrate (2), a light source (7) located in the collimation coupling optical assembly (6) and a switch (8) located on the substrate (2) and used for controlling the on-off of the light source (7), and the optical fiber (4) penetrates through the optical structural member (3) and is embedded into the collimation coupling optical assembly (6).
2. The fiber-coupled illumination system according to claim 1, wherein the light source (7), the optical structure (3) and the optical fiber (4) coupled with the light source (7) are all single, and the end of the optical fiber (4) far away from the single light source (7) is provided with a light outlet end (5).
3. The fiber-coupled illumination system according to claim 1, wherein the light source (7), the optical structural member (3) and the optical fibers (4) are all plural, and the single optical fibers (4) respectively penetrate through the single optical structural member (3) and are coupled with the single light source (7), and the end of the single optical fiber (4) far away from the single light source (7) is provided with the light outlet end (5).
4. The fiber-coupled illumination system according to claim 1, wherein the light source (7), the optical structural member (3) and the optical fibers (4) are plural, and the single optical fibers (4) respectively penetrate through the single optical structural member (3) and are combined and coupled into a single total optical fiber (9) provided with the light-emitting end (5).
5. The fiber-coupled illumination system of claim 1, wherein the collimating and coupling optical assembly (6) comprises a plano-convex condensing lens, the convex surface (60) of which is located near the light source (7) end and the flat surface (61) of which is located near the optical fiber.
6. The fiber-coupled illumination system according to any one of claims 1 to 5, wherein the light exit end (5) has a light distribution structure.
7. The fiber-coupled illumination system of claim 6, wherein the light source (7) is an LED light source.
8. The fiber-coupled illumination system of claim 7, wherein the optical fiber (4) is a PMMA fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010223505.XA CN111239937A (en) | 2020-03-26 | 2020-03-26 | Optical fiber coupling lighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010223505.XA CN111239937A (en) | 2020-03-26 | 2020-03-26 | Optical fiber coupling lighting system |
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| Publication Number | Publication Date |
|---|---|
| CN111239937A true CN111239937A (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010223505.XA Pending CN111239937A (en) | 2020-03-26 | 2020-03-26 | Optical fiber coupling lighting system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201496786U (en) * | 2009-08-24 | 2010-06-02 | 华中科技大学 | LED mine lamp |
| CN106200231A (en) * | 2014-08-21 | 2016-12-07 | 中强光电股份有限公司 | Projector with a light source |
| CN205877829U (en) * | 2016-08-10 | 2017-01-11 | 保定威控光电科技有限公司 | Light -emitting diode (LED) optical fiber light source |
| CN206450867U (en) * | 2017-02-14 | 2017-08-29 | 重庆市光利医疗科技有限公司 | A kind of collimation coupled system for optical fibre illumination |
| CN107388084A (en) * | 2017-08-15 | 2017-11-24 | 杨林 | Fibre optic laser illuminator |
| CN207148372U (en) * | 2017-08-28 | 2018-03-27 | 重庆光遥光电科技有限公司 | A kind of collimation coupled system for optical fibre illumination |
| CN209911599U (en) * | 2019-04-19 | 2020-01-07 | 中山优盛光电科技有限公司 | Distributed high-power laser and LED hybrid coupling light source system |
-
2020
- 2020-03-26 CN CN202010223505.XA patent/CN111239937A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201496786U (en) * | 2009-08-24 | 2010-06-02 | 华中科技大学 | LED mine lamp |
| CN106200231A (en) * | 2014-08-21 | 2016-12-07 | 中强光电股份有限公司 | Projector with a light source |
| CN205877829U (en) * | 2016-08-10 | 2017-01-11 | 保定威控光电科技有限公司 | Light -emitting diode (LED) optical fiber light source |
| CN206450867U (en) * | 2017-02-14 | 2017-08-29 | 重庆市光利医疗科技有限公司 | A kind of collimation coupled system for optical fibre illumination |
| CN107388084A (en) * | 2017-08-15 | 2017-11-24 | 杨林 | Fibre optic laser illuminator |
| CN207148372U (en) * | 2017-08-28 | 2018-03-27 | 重庆光遥光电科技有限公司 | A kind of collimation coupled system for optical fibre illumination |
| CN209911599U (en) * | 2019-04-19 | 2020-01-07 | 中山优盛光电科技有限公司 | Distributed high-power laser and LED hybrid coupling light source system |
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Application publication date: 20200605 |
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