CN104154498A - Method for improving illumination through white light reduction by means of monochromatic light transmission and device for white light reduction by means of monochromatic light transmission - Google Patents
Method for improving illumination through white light reduction by means of monochromatic light transmission and device for white light reduction by means of monochromatic light transmission Download PDFInfo
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- CN104154498A CN104154498A CN201410424507.XA CN201410424507A CN104154498A CN 104154498 A CN104154498 A CN 104154498A CN 201410424507 A CN201410424507 A CN 201410424507A CN 104154498 A CN104154498 A CN 104154498A
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Abstract
The invention discloses a method for improving illumination through white light reduction by means of monochromatic light transmission. The method is characterized by comprising the following steps that (1) a monochromatic source is adopted for emitting monochromatic light; (2) an optical fiber or a light guiding tube is connected to the monochromatic source, and the monochromatic light emitted by the monochromatic source is transmitted through the optical fiber or the light guiding tube; (3) an excitation fluorescent powder layer or a lamp holder made of excitation fluorescent powder is arranged at the tail end of the optical fiber or the light guiding tube, and white light is generated by exciting the monochromatic light in optical fiber transmission through the excitation fluorescent powder. The method is simple in steps and convenient to implement, and losses generated in the light transmission process can be reduced by means of the monochromic source; due to the fact that the excitation fluorescent powder is arranged at the tail end of the optical fiber or the light guiding tube, the monochromic light can be excited to generate white light, meanwhile, the excitation fluorescent powder can be excited under the room temperature environment, and the luminous flux can be the highest, so that the illumination is improved or the illumination transmission length is improved under the condition of the same transmission distance, and the method is suitable for being used and popularized.
Description
Technical field
The present invention relates to a kind of fiber transmission device, relate in particular to a kind of method and device thereof that uses monochromatic light transmission reduction white light to improve illumination.
Background technology
The existing plastic optical fiber white light transmission system that is applied to the fields such as military project, ammunition depot, oil depot, colliery, historical relic illumination all adopts white light source, by arriving destination after plastic optical fiber beam transmission white light.Because plastic optical fiber each wavelength within the scope of white light 400～800nm has different decay, especially larger at orange, the red wave band light loss of 600～740nm, cause as the wavelength light energy loss that after the long Distance Transmission of white light, loss is larger larger, last total light energy reduces, and even occurs the situation of photochromic distortion.
Summary of the invention
The weak point existing for prior art, the object of the present invention is to provide a kind of method that uses monochromatic light transmission reduction white light to improve illumination, to expect that solving existing plastic optical fiber uses white light source transmission, cause as the wavelength light energy loss that after the long Distance Transmission of white light, loss is larger larger, last total light energy reduces, and even occurs the situation of photochromic distortion.Meanwhile, the present invention also provides a kind of device that uses monochromatic light transmission reduction white light.
The object of invention is achieved through the following technical solutions:
Use monochromatic light transmission reduction white light to improve a method for illumination, it comprises the following steps:
(1) adopt monochromatic source to send monochromatic light;
(2) in monochromatic source, connect optical fiber or light pipe, the monochromatic light sending by this optical fiber or light pipe transmission monochromatic source;
(3) lamp holder of being made up of excitated fluorescent powder in optical fiber or the setting of light pipe tail end or fluorescence excitation bisque is set at optical fiber or light pipe tail end, the monochromatic light transmitting by excitated fluorescent powder excitation fiber, produces white light.
According to one embodiment of present invention, described optical fiber is plastic optical fiber, silica fibre, glass optical fiber or polymer optical fiber.
According to one embodiment of present invention, described monochromatic source is blue-light source or green light source.
Use a device for monochromatic light transmission reduction white light, it comprises monochromatic source and is connected to the transmission conduit in this monochromatic source, and be provided with fluorescence excitation bisque at the afterbody of described transmission conduit, described transmission conduit is optical fiber or light pipe.
According to one embodiment of present invention, described phosphor powder layer is coated in transmission conduit.
According to one embodiment of present invention, described transmission conduit tail end is provided with lamp holder, and described fluorescence excitation bisque is arranged in base surface.
According to one embodiment of present invention, described transmission conduit tail end is provided with lens, and described fluorescence excitation bisque is arranged on lens surface.
According to one embodiment of present invention, described monochromatic source is LED monochromatic source or laser monochromatic source.
According to one embodiment of present invention, described monochromatic source is blue-light source or green light source.
According to one embodiment of present invention, described optical fiber is plastic optical fiber, silica fibre, glass optical fiber or polymer optical fiber.
The present invention compares compared with prior art, has the following advantages and beneficial effect:
Method step of the present invention is simple, and convenient operation, by using monochromatic source can reduce the loss of light in transmitting procedure; At optical fiber or photoelectric tube tail end, excitated fluorescent powder being set can excite monochromatic light to produce white light, can make excitated fluorescent powder be excited at room temperature environment simultaneously, can make luminous flux the highest, therefore can under the condition of identical traffic distance, improve illumination, or improve illumination transmission length.Device of the present invention is not only simple in structure, and with low cost, also can realize under the condition of identical traffic distance and improve illumination, or improve illumination transmission length.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the overall structure schematic diagram of an alternative embodiment of the invention.
Fig. 3 is the overall structure schematic diagram of an alternative embodiment of the invention.
Wherein, the corresponding name of the Reference numeral in accompanying drawing is called:
1-monochromatic source, 2-transmission conduit, 3-lamp holder, 4-lens.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment 1
A kind of method that uses monochromatic light transmission reduction white light to improve illumination of the present invention, it comprises and adopts monochromatic source to send monochromatic step, described monochromatic source is used for sending monochromatic light.While using the white light that optical fibre transmission white light source sends, the wavelength light energy loss that after the long Distance Transmission of white light, loss is larger is larger, last total light energy reduces, and even occurs the situation of photochromic distortion, and optical fiber light transmittance after the each wave band loss of visible ray and light transmission changes as shown in Table 1.
Table one
Monochromatic source of the present invention is selected the blue-light source with minimum light loss, and this monochromatic source can be LED monochromatic source, can be also laser monochromatic source.In described monochromatic source, connect the transmission conduit of transmission light, the monochromatic light sending by this transmission associated transport monochromatic source.Described transmission conduit is optical fiber, described fiber selection plastic optical fiber, and this optical fiber also can use silica fibre, glass optical fiber or polymer optical fiber.After adopting the transmission of same light flux (lumen) LED blue light monochromatic source, light transmittance changes as table two:
Table two
Contrast table one is visible with table two, adopt LED blue light monochromatic source to transmit, input at same light flux (lumen), after the transmission of equal length 50m plastic optical fiber, light transmittance uses 47.39% of blue light transmission from using 21.78% of white light transmission to be increased to, and increasing degree is about 120%.
After adopting the transmission of same light flux (lumen) laser blue light monochromatic source, light transmittance changes as table three:
Table three
Contrast table one is visible with table three, adopt laser blue light monochromatic source to transmit, input at same light flux (lumen), after the transmission of equal length 50m plastic optical fiber, light transmittance uses 50.12% of blue light transmission from using 21.78% of white light transmission to be increased to, and increasing degree is about 130%.
Transmission length while adopting same light flux (lumen) LED blue light monochromatic source to reach identical with white light light transmittance 21.78% is as table four:
Table four
As shown in Table 4, the LED white light source of same light flux and LED blue light monochromatic source, after the transmission of same plastic fibre bundle, reach identical light transmittance 21.78%, transmission length is increased to the 102m of LED blue light monochromatic source by the 50m of LED white light source, increasing degree is 104%.
Tail end at described optical fiber is provided with excitated fluorescent powder, and this excitated fluorescent powder can be arranged on optical fiber tail end by the mode applying, and also can connect lamp holder at optical fiber tail end, excitated fluorescent powder is arranged on the surface of lamp holder.Described excitated fluorescent powder can be arranged on the inner surface of lamp holder, also can be arranged on the outer surface of lamp holder, and described excitated fluorescent powder is arranged on base surface can form one deck fluorescence excitation bisque.By the excitated fluorescent powder arranging at optical fiber tail end can excitation fiber the blue light of transmission produce white light.Described excitated fluorescent powder adopts aluminate class excitated fluorescent powder, and this excitated fluorescent powder also can adopt silicates excitated fluorescent powder, can also adopt nitride excitated fluorescent powder.
At present, as the white light source of light source, normally fluorescent material is coated on light source chip.But, when light source luminescent, producing higher heat, light-source temperature is greater than 85 DEG C conventionally, and fluorescent material medium raises with temperature, and luminous flux (lumen, lm) declines thereupon, and is the highest at normal temperature luminous flux below 25 DEG C.Fluorescent material is coated on light source chip, and the coated area of fluorescent material is very little, conventionally only has several square millimeters, even if peak power 150W integrated LED chip at present, and fluorescent material is coated on lens, area is also only increased to 30 square millimeters, directly has influence on the conversion light efficiency of light source luminescent.Excitated fluorescent powder is arranged on to optical fiber tail end, and because the excitated fluorescent powder of optical fiber tail end is excited in room temperature environment, therefore its efficiency will be better than being excited in hot environment greatly.Meanwhile, excitated fluorescent powder is arranged on to optical fiber tail end, the area of its excitated fluorescent powder also will directly be coated on light source chip and will exceed several times than fluorescent material.Therefore, excitated fluorescent powder is arranged on to optical fiber tail end, can fully inspires white light.Excitated fluorescent powder under 25 DEG C of environment with 85 DEG C of environment under lumen fraction as table five:
Table five
From table five, when lumen fraction is than 85 DEG C at 25 DEG C, generally exceed 10%-20%.
Embodiment 2
The embodiment of the present embodiment is identical with embodiment 1, and the monochromatic source just using in the present embodiment is the lower green light source of light loss.
Embodiment 3
The embodiment of the present embodiment is identical with embodiment 1, and just the transfer line in the present embodiment is light pipe.
Embodiment 4
As shown in Figure 1, a kind of device that uses monochromatic light transmission reduction white light, it comprises monochromatic source 1, described monochromatic source 1 is LED monochromatic source or laser monochromatic source, and lower blue-light source or the green light source of this monochromatic source 1 preferred light loss.In this monochromatic source 1, be connected with transfer line 2, described transfer line 2 is optical fiber, described fiber selection plastic optical fiber, and this optical fiber also can be selected silica fibre, glass optical fiber or polymer optical fiber.Also be provided with fluorescence excitation bisque (not shown) at the tail end of described optical fiber 2, described fluorescence excitation bisque excites and is white light for the monochromatic light that monochromatic source 1 is sent.Described fluorescence excitation bisque is arranged on the tail end of optical fiber 2, can make this fluorescence excitation bisque be excited at normal temperature environment, can make luminous flux the highest, can improve illumination.Described fluorescence excitation bisque is realized by excitated fluorescent powder being coated on optical fiber 2.
Embodiment 4
The embodiment of the present embodiment is identical with embodiment 3, and just the transfer line 2 in the present embodiment is light pipe.
Embodiment 5
As shown in Figure 2, the embodiment of the present embodiment is identical with embodiment 3, and just the set-up mode of the fluorescence excitation bisque in the present embodiment is different from embodiment 3.Be provided with lamp holder 3 at the tail end of described optical fiber 2, described fluorescence excitation bisque is arranged on lamp holder 3 surfaces above, and described fluorescence excitation bisque can be arranged on lamp holder 3 inner surfaces, and this fluorescence excitation bisque can also be arranged on lamp holder 3 outer surfaces.
Embodiment 6
The embodiment of the present embodiment is identical with embodiment 5, and just the transfer line 2 in the present embodiment is light pipe.
Embodiment 7
As shown in Figure 3, the embodiment of the present embodiment is identical with embodiment 3, and just the set-up mode of the fluorescence excitation bisque in the present embodiment is different from embodiment 3.Be provided with lens 4 at the tail end of described optical fiber 2, described fluorescence excitation bisque is arranged on the surface of lens 4, and described lens 4 can be convex lens, can be also concavees lens.
Embodiment 8
The embodiment of the present embodiment is identical with embodiment 7, and just the transfer line 2 in the present embodiment is light pipe.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. use monochromatic light transmission reduction white light to improve a method for illumination, it is characterized in that it comprises the following steps:
(1) adopt monochromatic source to send monochromatic light;
(2) in monochromatic source, connect optical fiber or light pipe, the monochromatic light sending by this optical fiber or light pipe transmission monochromatic source;
(3) lamp holder of being made up of excitated fluorescent powder in optical fiber or the setting of light pipe tail end or fluorescence excitation bisque is set at optical fiber or light pipe tail end, the monochromatic light transmitting by excitated fluorescent powder excitation fiber, produces white light.
2. according to a kind of method that uses monochromatic light transmission reduction white light to improve illumination claimed in claim 1, it is characterized in that described optical fiber is plastic optical fiber, silica fibre, glass optical fiber or polymer optical fiber.
3. according to a kind of method that uses monochromatic light transmission reduction white light to improve illumination claimed in claim 1, it is characterized in that described monochromatic source is blue-light source or green light source.
4. one kind uses the device of monochromatic light transmission reduction white light, it is characterized in that it comprises monochromatic source (1) and is connected to the transmission conduit (2) in this monochromatic source (1), afterbody in described transmission conduit (2) is provided with fluorescence excitation bisque, and described transmission conduit (2) is optical fiber or light pipe.
5. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 4, it is characterized in that described phosphor powder layer is coated in transmission conduit (2).
6. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 4, it is characterized in that described transmission conduit (2) tail end is provided with lamp holder (3), described fluorescence excitation bisque is arranged on lamp holder (3) surface.
7. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 4, it is characterized in that described transmission conduit (2) tail end is provided with lens (4), described fluorescence excitation bisque is arranged on lens (4) surface.
8. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 5, it is characterized in that described monochromatic source (1) is LED monochromatic source or laser monochromatic source.
9. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 5, it is characterized in that described monochromatic source (1) is for blue-light source or green light source.
10. according to a kind of device that uses monochromatic light transmission reduction white light claimed in claim 5, it is characterized in that described optical fiber is plastic optical fiber, silica fibre, glass optical fiber or polymer optical fiber.
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| CN201410424507.XA CN104154498A (en) | 2014-08-26 | 2014-08-26 | Method for improving illumination through white light reduction by means of monochromatic light transmission and device for white light reduction by means of monochromatic light transmission |
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| CN201410424507.XA CN104154498A (en) | 2014-08-26 | 2014-08-26 | Method for improving illumination through white light reduction by means of monochromatic light transmission and device for white light reduction by means of monochromatic light transmission |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106801798A (en) * | 2017-03-24 | 2017-06-06 | 重庆市光利医疗科技有限公司 | A kind of optical fiber lamp of adjustable color |
| CN107402423A (en) * | 2016-05-18 | 2017-11-28 | 刘向宁 | A kind of photoconverter |
| CN109140260A (en) * | 2018-09-07 | 2019-01-04 | 浙江光塔节能科技有限公司 | A kind of optical fiber source system and light source forming method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006261077A (en) * | 2005-03-15 | 2006-09-28 | Hitoshi Yagisawa | Optical fiber light |
| US20070122103A1 (en) * | 2005-11-30 | 2007-05-31 | Sumita Optical Glass, Inc. | White light-emitting device using fluorescent fiber |
| CN102679209A (en) * | 2012-03-29 | 2012-09-19 | 周宏� | High-brightness white-light source with optical waveguide |
| CN103090235A (en) * | 2013-01-30 | 2013-05-08 | 重庆绿色智能技术研究院 | White light source based on laser |
| CN103148395A (en) * | 2013-03-27 | 2013-06-12 | 重庆绿色智能技术研究院 | White light source based on laser, optical fiber and light-emitting component, and light-emitting component manufacturing method |
| CN204026522U (en) * | 2014-08-26 | 2014-12-17 | 四川汇源塑料光纤有限公司 | A kind of device using monochromatic light to transmit reduction white light |
-
2014
- 2014-08-26 CN CN201410424507.XA patent/CN104154498A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006261077A (en) * | 2005-03-15 | 2006-09-28 | Hitoshi Yagisawa | Optical fiber light |
| US20070122103A1 (en) * | 2005-11-30 | 2007-05-31 | Sumita Optical Glass, Inc. | White light-emitting device using fluorescent fiber |
| CN102679209A (en) * | 2012-03-29 | 2012-09-19 | 周宏� | High-brightness white-light source with optical waveguide |
| CN103090235A (en) * | 2013-01-30 | 2013-05-08 | 重庆绿色智能技术研究院 | White light source based on laser |
| CN103148395A (en) * | 2013-03-27 | 2013-06-12 | 重庆绿色智能技术研究院 | White light source based on laser, optical fiber and light-emitting component, and light-emitting component manufacturing method |
| CN204026522U (en) * | 2014-08-26 | 2014-12-17 | 四川汇源塑料光纤有限公司 | A kind of device using monochromatic light to transmit reduction white light |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402423A (en) * | 2016-05-18 | 2017-11-28 | 刘向宁 | A kind of photoconverter |
| CN106801798A (en) * | 2017-03-24 | 2017-06-06 | 重庆市光利医疗科技有限公司 | A kind of optical fiber lamp of adjustable color |
| CN109140260A (en) * | 2018-09-07 | 2019-01-04 | 浙江光塔节能科技有限公司 | A kind of optical fiber source system and light source forming method |
| CN109140260B (en) * | 2018-09-07 | 2024-01-16 | 浙江光塔安全科技有限公司 | Optical fiber light source system and light source forming method |
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