CN2540625Y - Portable light-emitting diode multiband light source - Google Patents
Portable light-emitting diode multiband light source Download PDFInfo
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- CN2540625Y CN2540625Y CN 02235158 CN02235158U CN2540625Y CN 2540625 Y CN2540625 Y CN 2540625Y CN 02235158 CN02235158 CN 02235158 CN 02235158 U CN02235158 U CN 02235158U CN 2540625 Y CN2540625 Y CN 2540625Y
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- light
- emitting diode
- light emitting
- light source
- portable
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Abstract
The utility model relates to a portable multiband light source, which comprises a light output port, and is characterized in that the multiband light source comprises a plurality of light emitting diode groups and an impulse circuit which supplies the power for the light emitting diode groups, which comprises a plurality of light emitting diodes which are concatenated and are parallelly connected, the output end of the impulse circuit is connected with the light emitting diode groups, and the light which is send by the light emitting diode groups is send out through the light output port. The utility model solves the problems that the power consumption, the heating and the life of a prior filter multiband light source and the like, super luminance light emitting diodes with various colors is used as approximate monochromatic light with different colors to form a new forms of multiband light source, thereby achieving the purpose that supplying the electricity is sectionally supplied, the power consumption is reduced, the heat is less, and the maintenance is less.
Description
Technical field
The utility model belongs to the photoelectric technology equipment, and specifically, it is a kind of light source instrument that sends multiple approximate monochromatic light by light emitting diode (LED) luminescent device.
Technical background
When carrying out criminal scene prospecting, laboratory technique Analysis and Identification, the police often need utilize the approximate monochromatic light source of various wavelength that object is shone, to inspire the various vestiges of leaving over that human eye is difficult to find under natural light.For example be retained in fingerprint on the various objects, footprint, seminal stain etc.Owing to will on different objects, seek the different light sources that vestige needs different wave length of leaving over, so people have invented approximate monochromatic light instrument---the alternative light source that can send different-waveband.This alternative light source all is to utilize high-power xenon lamp or high-power iodine-tungsten lamp as luminescent device, obtains required different centre wavelength by a plurality of optical filters that substitute, and has the monochromatic light instrument of certain bandwidth.
Though each wave band of the alternative light source of this filtered version output can be more intense, and can obtain more wave band number, there are some defectives in the alternative light source that utilizes this method to make.
At first, this alternative light source is to use optical filter to filter most wave bands from the continuous spectrum of 180-2000nm to obtain required optical band, the light wave bandwidth that is obtained is generally 30-50nm, only account for the very little part of whole luminescent device luminous energy, rate of energy has only 1/tens.The overwhelming majority luminous energy that do not obtain utilizing change heat energy into, make a large amount of heat of generation in application process, therefore, and need be at the cooling system of instrument internal reliable design; This had both increased the weight of alternative light source instrument, used also inconvenience, and cost is also high.
Secondly, because optical filter is subjected to strong illumination for a long time, absorbs continuously and reflect away most luminous energy, so the life-span of optical filter is very limited.The user must often keep in repair and change the luminescent device that aged optical filter and luminescence efficiency have reduced gradually, and will carry out strict technical training to instrument user of service and maintenance personal.
The 3rd, above-mentioned this alternative light source is difficult to obtain ultraviolet light (UV), particularly shortwave purple light (SUV).
Technology contents
In order to overcome above deficiency, the utility model provides a kind of can send the light source instrument of the quasi-monochromatic light of different wave length at a delivery outlet, and it can also have other delivery outlet with output long wave ultraviolet light or short wave ultraviolet light.
For achieving the above object, solution of the present utility model is: a kind of portable light emitting diode alternative light source, comprise the light delivery outlet, it is characterized in that: described alternative light source comprise several light-emitting diode group (LED) and one provide the pulsing circuit of power supply for it, light-emitting diode group (LED) is made up of with light emitting diode in parallel several series connection, the output of pulsing circuit links to each other with light-emitting diode group, and the light that light-emitting diode group is sent penetrates by the light delivery outlet.
Described alternative light source can also further comprise light emitting diode lamp panel, rotating mechanism, electrode mechanism, the light emitting diode lamp panel is equipped with light-emitting diode group, and be connected with the rotating mechanism that can make its rotation, thereby guarantee that the light that different light-emitting diode group are sent penetrates by the light delivery outlet; The output of pulsing circuit and be provided with flexible electrode mechanism between the light-emitting diode group of light delivery outlet, it powers up the light-emitting diode group that rotates to the light delivery outlet, cuts off the power supply automatically when this light-emitting diode group is recessed the light delivery outlet.
Described alternative light source can also further comprise several long-wave ultra violet lamp pipes, several shortwave ultraviolet lamp tubes and be the two oscillation step-up circuit, shortwave ultraviolet filter that power supply is provided, and the light transmission shortwave ultraviolet filter that length ripple ultraviolet lamp tube sends penetrates.
Above-mentioned ultraviolet filter has can adorn the cavity that visible light is had the mixed liquor of 1: 1 nickelous sulfate of better inhibition and cobaltous sulphate.
Delivery outlet at light can be provided with optical mechanism, and it can be that condenser also can be a light pipe.
The utility model is used the very high various light emitting diodes of luminescence efficiency, and light emitting diode has centre wavelength accurately, and its half width is 30nm-40nm.To the driving of light emitting diode, to reach the light intensity of required wave band through the suitable corresponding pulsing circuit of series, parallel combination process; And adopt the suitable length ripple ultraviolet lamp tube process filtering of intensity in addition as length ripple ultraviolet band light source, through the driving of corresponding oscillation step-up circuit, can take formula LED alternative light source with battery-powered the making of direct current thereby can form.
The utility model has solved the problems such as power consumption, heating and life-span of present filtering type alternative light source, versicolor superbright degree light emitting diode is as not homochromy approximate monochromatic light, the alternative light source of forming new model, reach the subrane power supply, reduce power consumption, heat is few and the reduced-maintenance purpose, thereby realized a kind of can be battery-powered, real portable portable fully, more meet the alternative light source that the user requires.
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.
Description of drawings
Fig. 1 is the right view of the utility model embodiment;
Fig. 2 is the whole interior structural drawing of the utility model embodiment;
Fig. 3 is the front view of the used light emitting diode lamp panel of the utility model embodiment;
Fig. 4 is the cut-open view of the used light emitting diode lamp panel of the utility model embodiment;
Fig. 5 is the front view of the used ultraviolet filter of the utility model embodiment;
Fig. 6 is the cut-open view of the used ultraviolet filter of the utility model embodiment;
Fig. 7 is the pulsing circuit of the utility model embodiment and the control principle figure of oscillation step-up circuit;
Symbol description: 1, wave band tuning knob; 2, ultraviolet filter; 3, light delivery outlet; 4, light emitting diode lamp panel; 5, length ripple ultraviolet lamp tube; 6, electrode mechanism; 7, hold together optical mechanism; 8, circuit board.
Specific implementation
As Fig. 1, shown in 2, the utility model comprises wave band tuning knob (1), light delivery outlet (3), light emitting diode lamp panel (4), electrode mechanism (6), be provided with the circuit board (8) of pulsing circuit and oscillation step-up circuit, length ripple ultraviolet lamp tube (5), ultraviolet filter (2), versicolor several series connection are installed on the light emitting diode lamp panel (4) with the light-emitting diode group of light emitting diode (LED) in parallel formation, structure such as Fig. 3 of light emitting diode lamp panel (4), shown in 4, utilize wave band tuning knob (1) to make different light-emitting diode group can replace the position mutually, pulsing circuit only powers up the light-emitting diode group that rotates to light delivery outlet (3) by rubber-like electrode mechanism (6) simultaneously, this light-emitting diode group is cut off the power supply automatically when this light-emitting diode group is recessed light delivery outlet (3), thereby the light that the light-emitting diode group that powers up is at present sent shines out from smooth delivery outlet of the present utility model (3).The control principle figure of pulsing circuit and oscillation step-up circuit as shown in Figure 7.Be to assemble different light emitting diodes below, and produce various light wave to light emitting diode lamp panel of the present utility model (4).
1, the composition of orange-yellow light-wave band (590nm): the coloured light of selecting to send out orange, peak value are 20 of the superbright degree light emitting diodes of 590nm, by string, and the orange-yellow light wave of combination acquisition available light intensity.
2, the composition of green light-wave band (520nm): selecting glow green, peak value is 20 of the superbright degree light emitting diodes of 520nm, by string, and combination obtain the green light wave of available light intensity.
3, the composition of blue light-wave band (470nm): the coloured light of selecting to turn blue, peak value are 20 of the superbright degree light emitting diodes of 470nm, by string, and combination obtain the blue light wave of available light intensity.
4, the composition of purple light wave band (430nm): select blue coloured light, peak value is 52 of the superbright degree light emitting diodes of 430nm, by string, and combination obtain the purple light wave of enough light intensity.Because the brightness of this violet light pipe is relatively low, can be how with several light emitting diodes with increase brightness, thereby reach actual adaptable light intensity.
5, the composition of utmost point purple light-wave band (405nm): select to send out a utmost point purple light, peak value is 20 of the superbright degree light emitting diodes of 405nm, by string, and combination obtain the short purple light wave of usable intensity.
6, the composition of white light beam: use 30 superbright white light emitting diodes by the white light beam of going here and there, also combination obtains usable intensity.
Be to use length ripple ultraviolet lamp tube to obtain the light wave of length ripple ultraviolet band below.
7, the composition of long wave ultraviolet band (365.0nm): use one 7 watts U type long-wave ultra violet lamp pipe,, just can use easily without optical filter because fluorescent tube itself is exactly the black holvi glass.
8, the composition of shortwave ultraviolet band (253.7nm): above-mentioned ultraviolet filter (7) has can adorn the cavity that visible light is had the mixed liquor of 1: 1 nickelous sulfate of better inhibition and cobaltous sulphate, it has the effect that better sees through to 253.7nm, and the U type shortwave ultraviolet lamp tube that can select 37 watts for use is as shortwave ultraviolet band light source.This lamp is a low pressure mercury lamp, and its emission spectrum 90% concentrates on 253.7nm, and the visible light part seldom.Carry out filtering through ultraviolet filter (7), thereby obtain purer short wave ultraviolet light.Because this fluorescent tube is a low pressure mercury lamp, though its luminous energy all concentrates on 253.7nm, its photoelectric transformation efficiency is lower, so we need use 3 just can reach actual request for utilization in addition.
The utility model can be with above-mentioned various light emitting diodes combination in any according to actual needs, thereby forms the alternative light source instrument of various practicalities.
Claims (5)
1, a kind of portable light emitting diode alternative light source, comprise the light delivery outlet, it is characterized in that: described portable light emitting diode alternative light source comprise several light-emitting diode group (LED) and one provide the pulsing circuit of power supply for it, light-emitting diode group (LED) is made up of with light emitting diode in parallel several series connection, the output of pulsing circuit links to each other with light-emitting diode group, and the light that light-emitting diode group is sent penetrates by the light delivery outlet.
2, a kind of portable light emitting diode alternative light source according to claim 1, it is characterized in that described portable light emitting diode alternative light source also further comprises light emitting diode lamp panel, rotating mechanism, electrode mechanism, the light emitting diode lamp panel is equipped with described light-emitting diode group, and is connected with the rotating mechanism that can make its rotation; The output of described pulsing circuit and be provided with flexible between the light-emitting diode group of described smooth delivery outlet and its light-emitting diode group that rotates to described smooth delivery outlet is powered up and when this light-emitting diode group is recessed described smooth delivery outlet the electrode mechanism of outage automatically.
3, according to claim 1,2 described a kind of portable light emitting diode alternative light sources, it is characterized in that described portable light emitting diode alternative light source also further comprises several long-wave ultra violet lamp pipes, several shortwave ultraviolet lamp tubes and for the two provides oscillation step-up circuit, the shortwave ultraviolet filter of power supply, the output of oscillation step-up circuit links to each other with several long-wave ultra violet lamp pipes, several shortwave ultraviolet lamp tubes, the light transmission that long-wave ultra violet lamp pipe, shortwave ultraviolet lamp tube send or directly cross ultraviolet filter and penetrate.
4, according to claim 1,2 described a kind of portable light emitting diode alternative light sources, it is characterized in that the delivery outlet of described light is provided with optical mechanism, it can be that condenser also can be a light pipe.
5, a kind of portable light emitting diode alternative light source according to claim 3 is characterized in that described ultraviolet filter has can adorn the cavity that visible light is had the mixed liquor of 1: 1 nickelous sulfate of better inhibition and cobaltous sulphate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02235158 CN2540625Y (en) | 2002-05-09 | 2002-05-09 | Portable light-emitting diode multiband light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02235158 CN2540625Y (en) | 2002-05-09 | 2002-05-09 | Portable light-emitting diode multiband light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2540625Y true CN2540625Y (en) | 2003-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02235158 Expired - Fee Related CN2540625Y (en) | 2002-05-09 | 2002-05-09 | Portable light-emitting diode multiband light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2540625Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840551A (en) * | 2011-06-22 | 2012-12-26 | 上海良相智能化工程有限公司 | High brightness wide range side light emitting device for police |
| CN103959429A (en) * | 2011-06-08 | 2014-07-30 | Xenex消毒服务有限公司 | Ultraviolet discharge lamp apparatuses with one or more reflectors and systems which determine operating parameters and disinfection schedules for germicidal devices |
| US9517284B1 (en) | 2015-07-02 | 2016-12-13 | Xenex Disinfection Services, Llc. | Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus |
| US9773658B2 (en) | 2011-06-08 | 2017-09-26 | Xenex Disinfection Services, Llc. | Ultraviolet discharge lamp apparatuses having lamp housings which are transparent to ultraviolet light |
| US9867894B2 (en) | 2015-07-02 | 2018-01-16 | Xenex Disinfection Services, Llc. | Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus |
-
2002
- 2002-05-09 CN CN 02235158 patent/CN2540625Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10410853B2 (en) | 2011-06-08 | 2019-09-10 | Xenex Disinfection Services, Llc. | Ultraviolet lamp apparatuses with one or more moving components |
| CN103959429A (en) * | 2011-06-08 | 2014-07-30 | Xenex消毒服务有限公司 | Ultraviolet discharge lamp apparatuses with one or more reflectors and systems which determine operating parameters and disinfection schedules for germicidal devices |
| CN103959429B (en) * | 2011-06-08 | 2017-03-08 | Xenex消毒服务有限公司 | The operating parameter of the ultraviolet discharge lamp apparatus with one or more reflectors and determination disinfection equipment and the system of sterilization catalog |
| US9698003B2 (en) | 2011-06-08 | 2017-07-04 | Xenex Disinfection Services, Llc. | Ultraviolet discharge lamp apparatuses with one or more reflectors |
| US9773658B2 (en) | 2011-06-08 | 2017-09-26 | Xenex Disinfection Services, Llc. | Ultraviolet discharge lamp apparatuses having lamp housings which are transparent to ultraviolet light |
| US10004822B2 (en) | 2011-06-08 | 2018-06-26 | Xenex Disinfection Services, Llc. | Mobile ultraviolet lamp apparatuses having a reflector system that redirects light to a high touch area of a room |
| US10335506B2 (en) | 2011-06-08 | 2019-07-02 | Xenex Disinfection Services, Llc. | Mobile ultraviolet lamp apparatuses having a reflector system that redirects light to a high touch area of a room |
| US11000608B2 (en) | 2011-06-08 | 2021-05-11 | Xenex Disinfection Services Inc. | Ultraviolet lamp room/area disinfection apparatuses having integrated cooling systems |
| US11929247B2 (en) | 2011-06-08 | 2024-03-12 | Xenex Disinfection Services Inc. | Ultraviolet lamp apparatuses having automated mobility while emitting light |
| CN102840551A (en) * | 2011-06-22 | 2012-12-26 | 上海良相智能化工程有限公司 | High brightness wide range side light emitting device for police |
| US9517284B1 (en) | 2015-07-02 | 2016-12-13 | Xenex Disinfection Services, Llc. | Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus |
| US9867894B2 (en) | 2015-07-02 | 2018-01-16 | Xenex Disinfection Services, Llc. | Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus |
| US10583213B2 (en) | 2015-07-02 | 2020-03-10 | Xenex Disinfection Services, Inc. | Germicidal apparatuses with configurations to selectively conduct different disinfection modes interior and exterior to the apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |