CN204254459U - A kind of light supply apparatus of alternative standard A light source - Google Patents
A kind of light supply apparatus of alternative standard A light source Download PDFInfo
- Publication number
- CN204254459U CN204254459U CN201420727771.6U CN201420727771U CN204254459U CN 204254459 U CN204254459 U CN 204254459U CN 201420727771 U CN201420727771 U CN 201420727771U CN 204254459 U CN204254459 U CN 204254459U
- Authority
- CN
- China
- Prior art keywords
- light source
- warm white
- white diode
- supply apparatus
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000004313 glare Effects 0.000 claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 claims description 17
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a kind of light supply apparatus of alternative standard A light source, comprises warm white diode, light source smallcolumn diaphragm, scrim, veiling glare treating apparatus and stabilized power source.Described light source smallcolumn diaphragm, scrim and veiling glare treating apparatus are successively set on below warm white diode.Described warm white diode, its anode connects the cathode output end of stabilized power source, and its negative electrode connects the negative input of stabilized power source.From above technical scheme, the utility model has the features such as stable performance, price is low, the life-span is long, can ensure the steady operation of optical measuring instrument instruments and meters.
Description
Technical field
The utility model relates to field of optical measuring technologies, is specifically related to a kind of light supply apparatus of the alternative standard A light source for optical measuring instrument instruments and meters.
Background technology
At present, standard A light source optical measuring instrument instruments and meters used is tengsten lamp.But tengsten lamp is because of the deficiency such as have precondition time length, unstable properties, price is high, the life-span is short, and makes a big impact to the steady operation of optical measuring instrument instruments and meters.
Utility model content
The purpose of this utility model is the light supply apparatus providing a kind of alternative standard A light source, this light supply apparatus can not only be equal to standard A light source, also there is the features such as stable performance, price is low, the life-span is long, the steady operation of optical measuring instrument instruments and meters can be ensured.
For achieving the above object, the utility model have employed following technical scheme:
A light supply apparatus for alternative standard A light source, comprises warm white diode, light source smallcolumn diaphragm, scrim, veiling glare treating apparatus and stabilized power source.
Described light source smallcolumn diaphragm, scrim and veiling glare treating apparatus are successively set on below warm white diode.
Described warm white diode, its anode connects the cathode output end of stabilized power source, and its negative electrode connects the negative input of stabilized power source.
Further, described stabilized power source comprises lithium battery, synchronous converter, inductance L 1, resistance R8, resistance R9, resistance R10, electric capacity C5 and electric capacity C6.
Described lithium battery, its cathode output end connects the voltage signal inputs of synchronous converter, and its negative input connects the negative electrode of warm white diode.
Described synchronous converter, its output switching terminal connects the anode of warm white diode through inductance, its start end connects the cathode output end of lithium battery through resistance R8, its feedback voltage output connects the anode of warm white diode through resistance R10 parallel with one another and electric capacity C5, and its feedback voltage output is also through resistance R9 ground connection.
Described warm white diode, its anode is through electric capacity C6 ground connection.
Further, described warm white diode, light source smallcolumn diaphragm, scrim, veiling glare treating apparatus and stabilized light source, be all arranged in metallic cavity; Described metallic cavity is provided with mounting screw.
Further, described veiling glare treating apparatus is screw-type veiling glare treating apparatus.
Further, the fine sand hair side of described scrim upward, and touches with the bottom connection of light source smallcolumn diaphragm.
Further, described synchronous converter is synchronous rectification buck DC-DC converter.
From above technical scheme, warm white diode that the utility model adopts provides radiation source, can send each coloured light as standard A light source, and has the features such as stable performance, long service life, price be low.The utility model processes the light that warm white diode is launched by adopting scrim, light can be made more even, improve the precision of light supply apparatus.The utility model, by adding stabilized power source on the both positive and negative polarity of warm white diode, can ensure that the colour temperature of warm white diode remains on 2856 ° of K ± 50 ° K, thus enable this light supply apparatus realize the radiation response the same with standard A light source.In sum, the utility model has the features such as stable performance, price is low, the life-span is long, can ensure the steady operation of optical measuring instrument instruments and meters.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of warm white diode control circuit in the utility model.
Wherein:
1, warm white diode, 2, light source smallcolumn diaphragm, 3, scrim, 4, scattered light processor, 5, metallic cavity, 6, screw, 7, synchronous converter.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further:
The light supply apparatus of a kind of alternative standard A light source as shown in Figure 1, comprises warm white diode 1, light source smallcolumn diaphragm 2, scrim 3, veiling glare treating apparatus 4 and stabilized power source 8.
Described light source smallcolumn diaphragm 2, scrim 3 and veiling glare treating apparatus 4 are successively set on below warm white diode 1.The center line of described warm white diode 1, light source smallcolumn diaphragm 2, scrim 3 and veiling glare treating apparatus 4 overlaps.
Described warm white diode 1, its anode connects the cathode output end of stabilized power source 8, and its negative electrode connects the negative input of stabilized power source 8.
Further, as shown in Figure 2, described stabilized power source comprises lithium battery, synchronous converter 7, inductance L 1, resistance R8, resistance R9, resistance R10, electric capacity C5 and electric capacity C6.
Described lithium battery, its cathode output end meets the voltage signal inputs VIN of synchronous converter 7, and its negative input connects the negative electrode of warm white diode 1.
Described synchronous converter 7, its output switching terminal SW connects the anode of warm white diode 1 through inductance, its start end RUN connects the cathode output end of lithium battery through resistance R8, its feedback voltage output VFB connects the anode of warm white diode 1 through resistance R10 parallel with one another and electric capacity C5, its feedback voltage output VFB also through resistance R9 ground connection, its pin GND ground connection.
Described warm white diode 1, its anode is through electric capacity C6 ground connection.
Further, described warm white diode 1, light source smallcolumn diaphragm 2, scrim 3, veiling glare treating apparatus 4 and stabilized light source 8, be all arranged in metallic cavity 5; Described metallic cavity 5 is provided with mounting screw 6.Light supply apparatus described in the utility model is fixed on optical measuring instrument instruments and meters by mounting screw 6.
Further, described veiling glare treating apparatus 4 is screw-type veiling glare treating apparatus.
Further, the fine sand hair side of described scrim 3 upward, and touches with the bottom connection of light source smallcolumn diaphragm 2.
Further, described synchronous converter 7 is synchronous rectification buck DC-DC converter.The model of this synchronous converter is EUP3406VIR1, for realizing voltage stabilization.
Operation principle of the present utility model is:
As shown in Figure 1, illuminating source warm white diode 1 throws light under the colour temperature of 2856 ° of K ± 50 ° K.The light that warm white diode 1 is launched is irradiated on light source scrim 3 through light source smallcolumn diaphragm 2, the equalizing light rays that scrim 3 will receive, and the scattered light after homogenising disposes unnecessary light through screw thread scattered light treating apparatus 4.
As shown in Figure 2, stabilized power source provides stable voltage for warm white diode 1, is stabilized within the scope of 2856 ° of K ± 50 ° K to make the colour temperature of warm white diode.Lithium battery power supply 5V, by arranging the resistance of resistance R9 and R10, enables output voltage control the colour temperature of warm white diode at 2856 ± 50 ° of K, thus realize this light supply apparatus can alternate standard A light source.
The new materials such as GaN chip and yttrium-aluminium-garnet (YAG) are packaged together and are made by warm white diode.Warm white diode can send the multiple coloured light such as red, orange, yellow, green, blue, and that is warm white diode can send each coloured light the same with standard A light source.
Above-described embodiment is only be described preferred embodiment of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (6)
1. a light supply apparatus for alternative standard A light source, is characterized in that: comprise warm white diode (1), light source smallcolumn diaphragm (2), scrim (3), veiling glare treating apparatus (4) and stabilized power source (8);
Described light source smallcolumn diaphragm (2), scrim (3) and veiling glare treating apparatus (4) are successively set on warm white diode (1) below;
Described warm white diode (1), its anode connects the cathode output end of stabilized power source (8), and its negative electrode connects the negative input of stabilized power source (8).
2. the light supply apparatus of a kind of alternative standard A light source according to claim 1, is characterized in that: described stabilized power source (8) comprises lithium battery, synchronous converter (7), inductance L 1, resistance R8, resistance R9, resistance R10, electric capacity C5 and electric capacity C6;
Described lithium battery, its cathode output end connects the voltage signal inputs of synchronous converter (7), and its negative input connects the negative electrode of warm white diode (1);
Described synchronous converter (7), its output switching terminal connects the anode of warm white diode (1) through inductance, its start end connects the cathode output end of lithium battery through resistance R8, its feedback voltage output connects the anode of warm white diode (1) through resistance R10 parallel with one another and electric capacity C5, and its feedback voltage output is also through resistance R9 ground connection;
Described warm white diode (1), its anode is through electric capacity C6 ground connection.
3. the light supply apparatus of a kind of alternative standard A light source according to claim 1, it is characterized in that: described warm white diode (1), light source smallcolumn diaphragm (2), scrim (3), veiling glare treating apparatus (4) and stabilized light source (8), be all arranged in metallic cavity (5); Described metallic cavity (5) is provided with mounting screw (6).
4. the light supply apparatus of a kind of alternative standard A light source according to claim 1, is characterized in that: described veiling glare treating apparatus (4) is screw-type veiling glare treating apparatus.
5. the light supply apparatus of a kind of alternative standard A light source according to claim 1, is characterized in that: the fine sand hair side of described scrim (3) upward, and touches with the bottom connection of light source smallcolumn diaphragm (2).
6. the light supply apparatus of a kind of alternative standard A light source according to claim 2, is characterized in that: described synchronous converter (7) is synchronous rectification buck DC-DC converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727771.6U CN204254459U (en) | 2014-11-28 | 2014-11-28 | A kind of light supply apparatus of alternative standard A light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727771.6U CN204254459U (en) | 2014-11-28 | 2014-11-28 | A kind of light supply apparatus of alternative standard A light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204254459U true CN204254459U (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420727771.6U Expired - Fee Related CN204254459U (en) | 2014-11-28 | 2014-11-28 | A kind of light supply apparatus of alternative standard A light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204254459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11409031B2 (en) | 2020-03-02 | 2022-08-09 | Stmicroelectronics (Grenoble 2) Sas | Optical device |
-
2014
- 2014-11-28 CN CN201420727771.6U patent/CN204254459U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11409031B2 (en) | 2020-03-02 | 2022-08-09 | Stmicroelectronics (Grenoble 2) Sas | Optical device |
| TWI775334B (en) * | 2020-03-02 | 2022-08-21 | 英商意法半導體(Ｒ&Ｄ)有限公司 | Optical device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Light source device capable of replacing standard A light source Effective date of registration: 20171222 Granted publication date: 20150408 Pledgee: Hefei high tech Company limited by guarantee Pledgor: Anhui Union Safe Technology Co., Ltd. Registration number: 2017340000440 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190614 Granted publication date: 20150408 Pledgee: Hefei high tech Company limited by guarantee Pledgor: Anhui Union Safe Technology Co., Ltd. Registration number: 2017340000440 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20201128 |