CN205334025U - Infrared laser light filling device - Google Patents
Infrared laser light filling device Download PDFInfo
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- CN205334025U CN205334025U CN201620243012.1U CN201620243012U CN205334025U CN 205334025 U CN205334025 U CN 205334025U CN 201620243012 U CN201620243012 U CN 201620243012U CN 205334025 U CN205334025 U CN 205334025U
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- direct current
- semiconductor laser
- laser
- compensating apparatus
- light compensating
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Abstract
The utility model discloses an infrared laser light filling device, infrared laser light filling device is including direct current motor, semiconductor laser, short burnt lens, hair glass, positive lens or the positive lens group, the negative lens that set gradually, the radiator that direct current motor's stator part and semiconductor laser fixed connection, direct current motor's rotation axis passed semiconductor laser links to each other with hair glass, and positive lens or positive lens group install between hair glass and negative lens through a position control mechanism, the laser beam that semiconductor laser sent, after short burnt lens focus, the hair glass rotatory through periodicity carries out the homogenizing scattering to change the illumination angle through positive lens or positive lens group along the optical axis back -and -forth movement. The utility model discloses effectively reduce the structure size of laser light filling device to improve stability, the reliability of laser light filling device simultaneously.
Description
Technical field
This utility model relates to the laser light filling technology of nighttime imaging, in particular the iraser light compensating apparatus of a kind of miniaturization。
Background technology
Laser light filling product, can be divided into iraser light filling, one-wavelength laser light filling, white light laser light filling and Ultra-Violet Laser light filling by wavelength and colour gamut, and its mid-infrared laser light filling is used for imaging the field such as light filling, police (army) equipment；One-wavelength laser light filling is used for the laser videos such as laser television, laser projection, laser display as field；White light laser light filling is for automobile light filling, the outdoor field such as light filling, view light filling；Ultra-Violet Laser light filling is for fields such as life sciences, criminal investigation, scientific researches。Laser has unrivaled energy saving, monochromaticity, high brightness, the wide advantage such as colour gamut, directionality, will become irreplaceable mainstream technology in light filling field and display video field。
In prior art, along with the development of night camera technology, the requirement of iraser light filling is more and more higher。But iraser light compensating apparatus in the market, there is problems in that one, device volume relatively big, structural design is compact not, has influence on practical application；Two, the stability of homogenizer and Zoom structure and poor reliability, and service life is too short, affects practical application。
Therefore, prior art has yet to be improved and developed。
Utility model content
In view of above-mentioned prior art, to there is structural volume bigger than normal, homogenizer and zoom lens control device stability and poor reliability, and service life is too short, the purpose of this utility model is in that to provide the iraser light compensating apparatus of a kind of miniaturization, adopt homogenizer of the present utility model and Zoom structure, to effectively reduce the physical dimension of iraser light compensating apparatus, and improve the stability of iraser light compensating apparatus, reliability and long-life simultaneously。
The technical solution of the utility model is as follows:
A kind of iraser light compensating apparatus, it is characterised in that direct current generator, semiconductor laser, short focus lens, clouded glass, plus lens or positive lens groups, the minus lens set gradually；
The stationary part of described direct current generator is fixing with semiconductor laser to be connected, and the rotating shaft of direct current generator is connected through the radiator of semiconductor laser with clouded glass；
Described plus lens or positive lens groups are arranged between described clouded glass and minus lens by a position adjusting mechanism；
Described clouded glass carries out periodic rotary by described DC motor Driver。
Described semiconductor laser includes: the lasing fluorescence chip fix the radiator being connected with direct current generator, being fixed on described radiator。Described radiator, is reserved with the locus that direct current generator embeds。
Being provided with the chip chamber for placing described laser chip on described radiator, described laser chip is arranged on described chip intracavity。
Described DC motor stator part is directly fixedly connected with semiconductor laser by screw or flange；And embed in radiator。
The rotating shaft of described direct current generator is connected through the radiator of semiconductor laser with clouded glass。
Described position adjusting mechanism includes: be fixed on the interior sliding guide for slide described plus lens or positive lens groups of described laser light compensating apparatus housing, the lead screw motor being used for driving described plus lens or positive lens groups to realize position-adjustable being connected with described plus lens or positive lens groups。
Described sliding guide is two, be arranged in parallel with optical axis respectively。
Described direct current generator is DC brushless motor。
Described clouded glass is preferably designed for circular ring type, and clouded glass center connects described direct current generator rotating shaft。
Described semiconductor laser is the laser instrument that single-chip is luminous, and the laser optical power of described single-chip luminescence ranges for 2-20 watt。
A kind of iraser light compensating apparatus provided by the utility model, DC micromotor stationary part is directly fixed with semiconductor laser by screw or flange, electric machine rotational axis is connected with clouded glass directly through the radiator of semiconductor laser, the maximized volume reducing whole mechanism and complexity under not affecting the premise homogenizing effect and semiconductor laser radiating effect, and it is effectively increased stability and the reliability of device, extend service life。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of iraser light compensating apparatus preferred embodiment in this utility model。
Fig. 2 is the semiconductor laser structure schematic diagram of a kind of iraser light compensating apparatus preferred embodiment in this utility model。
Fig. 3 is the direct current generator spatial relation schematic diagram with radiator of a kind of iraser light compensating apparatus preferred embodiment in this utility model。
Fig. 4 is the clouded glass structural representation of a kind of iraser light compensating apparatus preferred embodiment in this utility model。
Detailed description of the invention
This utility model provides a kind of iraser light compensating apparatus, for making the purpose of this utility model, technical scheme and effect clearly, clearly, referring to accompanying drawing examples, this utility model is further described。Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model。
As it is shown in figure 1, this utility model embodiment provides a kind of iraser light compensating apparatus, including: the direct current generator 110 that sets gradually, semiconductor laser 120, short focus lens 130, clouded glass 140, positive lens groups 160, minus lens 170。
The stationary part of direct current generator 110 is fixing with semiconductor laser 120 to be connected, it is preferred that, described direct current generator 110 stationary part can pass through screw or flange is directly fixedly connected with semiconductor laser 120；The rotating shaft of direct current generator 110 is connected through the radiator of semiconductor laser 120 with clouded glass 140, and described positive lens groups 160 is arranged between described clouded glass 140 and minus lens 170 by a position adjusting mechanism；Described clouded glass 140 is driven by described direct current generator 110 and carries out periodic rotary。
In this utility model embodiment, the laser beam that described semiconductor laser 120 sends, after too short focus lens 130 focuses on, carry out homogenizing scattering by the clouded glass 140 of Periodic Rotating, and carry out beam collimation or diffusion by positive lens groups 160 and minus lens 170。
Further, described iraser light compensating apparatus, as in figure 2 it is shown, described semiconductor laser 120 includes: fixing with direct current generator 110 be connected radiator 121, the laser chip 12 being arranged on described radiator 121, be arranged on outside described laser chip 12 for dust-proof glass window 123。
It is preferred that as in figure 2 it is shown, be provided with the chip chamber 122 for placing described laser chip 12 on described radiator 121, described laser chip 12 is arranged in described chip chamber 122, and described glass window 123 is arranged on outside described laser chip 12。
It is preferred that as it is shown in figure 1, described position adjusting mechanism includes: for the sliding guide 180 of the described positive lens groups 160 that is slidably installed, the lead screw motor 150 being used for driving described positive lens groups 160 to realize position-adjustable being connected with described zoom positive lens groups 160；Described positive lens groups 160 is driven to carry out zooming adjustment by described lead screw motor 150。As it is shown in figure 1, described sliding guide 180 is two, it is set in parallel in described positive lens groups about 160 two ends。
In this utility model embodiment, adopting described direct current generator 110 is DC brushless motor, and employing DC brushless motor can extend the service life of the laser light compensating apparatus of the present embodiment。
This utility model embodiment provides a kind of iraser light compensating apparatus, owing to adopting the stator of direct current generator 110 to be connected fixing with semiconductor laser 120 by screw or flange。The armature spindle of direct current generator 110 is through semiconductor laser 120 and connects clouded glass 140。During work, the light beam that semiconductor laser sends, after focusing on through too short focus lens 130, carries out homogenizing scattering by the clouded glass 140 of Periodic Rotating, and carries out beam collimation or diffusion by positive lens groups 160 and minus lens 170。Lead screw motor 150 drives zoom positive lens groups 160 to carry out continuous vari-focus along two parallel sliding guide rod 180 slide anteroposterior, adjusts the range of exposures of laser light filling。
As it is shown on figure 3, DC motor stator part is directly fixedly connected with semiconductor laser by screw or flange, and embed in radiator。The rotating shaft of direct current generator is connected through the radiator of semiconductor laser with clouded glass。In structure, stator and fin are in a space, seldom take space besides。
As shown in Figure 4, laser beam is homogenized scattering process by described clouded glass, weakens the interference effect of laser, makes light filling effect more preferably。It is also preferred that the left adopt described clouded glass 140 structure to be set to circular ring type, center connects electric machine rotational axis。By structure is set to circular ring type, center connects motor swingle, and laser is radiated on clouded glass 140, and owing to laser position is fixed, clouded glass 140 is around center high speed rotating, and laser speckle is eliminated。
Meanwhile, this structure around center high speed rotating, due to balance, symmetry is good, rotates more steady, effectively reduces volume, reduce noise。
Meanwhile, the present embodiment adopts lead screw motor 150 coordinate with parallel sliding guide rod 180, make positive lens groups can steady slide anteroposterior, carry out continuous vari-focus。In lead screw motor structure simply, easy to control so that integrated model is smaller, reliability is high。
In sum, a kind of iraser light compensating apparatus provided by the utility model, DC micro-motor stationary part is directly fixed with semiconductor laser by screw or flange, electric machine rotational axis is connected with clouded glass directly through the radiator of semiconductor laser, the maximized volume reducing whole mechanism and complexity under not affecting the premise homogenizing effect and semiconductor laser radiating effect, and effectively reduce noise and the energy consumption of whole system, improve its reliability。The integrated model that the positive lens groups of employing lead screw motor drive simultaneously carries out zoom is smaller, and reliability is high, is greatly increased the use scope of laser light aid。
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, it is possible to improved according to the above description or convert, all these improve and convert the protection domain that all should belong to this utility model claims。
Claims (9)
1. an iraser light compensating apparatus, it is characterised in that direct current generator, semiconductor laser, short focus lens, clouded glass, plus lens or positive lens groups, the minus lens set gradually；
The stationary part of described direct current generator is fixing with semiconductor laser to be connected, and the rotating shaft of direct current generator is connected through the radiator of semiconductor laser with clouded glass；
Described plus lens or positive lens groups are arranged between described clouded glass and minus lens by a position adjusting mechanism；
Described clouded glass carries out periodic rotary by described DC motor Driver。
2. iraser light compensating apparatus according to claim 1, it is characterized in that, described semiconductor laser includes: the lasing fluorescence chip fix the radiator being connected with direct current generator, being fixed on described radiator, described radiator, is reserved with the locus that direct current generator embeds。
3. iraser light compensating apparatus according to claim 2, it is characterised in that being provided with the chip chamber for placing described laser chip on described radiator, described laser chip is arranged on described chip intracavity。
4. iraser light compensating apparatus according to claim 1, it is characterised in that described DC motor stator part is directly fixedly connected with semiconductor laser by screw or flange；And embed in radiator。
5. iraser light compensating apparatus according to claim 1, it is characterized in that, described position adjusting mechanism includes: be fixed on the interior sliding guide for slide described plus lens or positive lens groups of described laser light compensating apparatus housing, the lead screw motor being used for driving described plus lens or positive lens groups to realize position-adjustable being connected with described plus lens or positive lens groups。
6. iraser light compensating apparatus according to claim 5, it is characterised in that described sliding guide is two, be arranged in parallel with optical axis respectively。
7. iraser light compensating apparatus according to claim 1, it is characterised in that described direct current generator is DC brushless motor。
8. iraser light compensating apparatus according to claim 7, described clouded glass is circular ring type, and clouded glass center connects described direct current generator rotating shaft。
9. iraser light compensating apparatus according to claim 1, it is characterised in that described semiconductor laser is the laser instrument that single-chip is luminous, the laser optical power of described single-chip luminescence ranges for 2-20 watt。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243012.1U CN205334025U (en) | 2016-03-28 | 2016-03-28 | Infrared laser light filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243012.1U CN205334025U (en) | 2016-03-28 | 2016-03-28 | Infrared laser light filling device |
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| Publication Number | Publication Date |
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| CN205334025U true CN205334025U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620243012.1U Active CN205334025U (en) | 2016-03-28 | 2016-03-28 | Infrared laser light filling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521628A (en) * | 2017-09-18 | 2019-03-26 | 保富图公司 | Method for the flash of light shell for purpose of photographing and for controlling flash light |
-
2016
- 2016-03-28 CN CN201620243012.1U patent/CN205334025U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521628A (en) * | 2017-09-18 | 2019-03-26 | 保富图公司 | Method for the flash of light shell for purpose of photographing and for controlling flash light |
| US11061300B2 (en) | 2017-09-18 | 2021-07-13 | Profoto Aktiebolag | Flash housing and a method for controlling a flash light by manual rotation of a zoom element |
| CN109521628B (en) * | 2017-09-18 | 2021-10-08 | 保富图公司 | Flash housing for photographic purposes and method for controlling flash light |
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