CN205353537U - Infrared laser light filling ware - Google Patents
Infrared laser light filling ware Download PDFInfo
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- CN205353537U CN205353537U CN201620255946.7U CN201620255946U CN205353537U CN 205353537 U CN205353537 U CN 205353537U CN 201620255946 U CN201620255946 U CN 201620255946U CN 205353537 U CN205353537 U CN 205353537U
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- direct current
- light aid
- positive lens
- laser
- iraser
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Abstract
The utility model discloses an infrared laser light filling ware, including the semiconductor laser who sets gradually, short burnt lens, hair glass, positive lens or positive lens group, it still includes a direct current motor, direct current motor's rotation axis with infrared laser light filling ware's optical axis direction is parallel, direct current motor's rotation axis with the hair glass link to each other, the hair glass pass through direct current motor drives and carries out periodicity and rotate, positive lens or positive lens group follow infrared laser light filling ware's optical axis direction back -and -forth movement. The laser beam that semiconductor laser sent, after short burnt lens focus, the hair glass rotatory through periodicity carries out the homogenizing scattering to through positive lens or the positive lens group optical axis direction back -and -forth movement change illumination angle along laser light filling ware. The utility model discloses effectively reduce the structure size of laser light filling device to improve stability, the reliability of laser light filling ware simultaneously, especially improved remote light filling effect.
Description
Technical field
This utility model relates to the laser light filling technology of nighttime imaging, in particular a kind of iraser light aid being more suitable for remote light filling.
Background technology
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 aid in the market, there is problems in that one, organization 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；Three, during remote light filling, irradiating angle is excessive, causes that remote light filling luminous energy is not enough.
Therefore, prior art has yet to be improved and developed.
Utility model content
The technical problems to be solved in the utility model is in that, drawbacks described above for prior art, there is provided a kind of iraser light aid: adopt optical combination of the present utility model and constructional device, to effectively reduce the physical dimension of iraser light aid, and improve the stability of iraser light aid, reliability and long-life, especially improve remote light filling effect. simultaneously.
The technical scheme that this utility model solution technical problem adopts is as follows:
A kind of iraser light aid, wherein, the semiconductor laser set gradually, short focus lens, clouded glass, plus lens or positive lens groups, on the same optical axis being centrally disposed in described iraser light aid of described semiconductor laser, short focus lens, plus lens or positive lens groups；It also includes a direct current generator；
The rotating shaft of described direct current generator is parallel with the described optical axis direction of described iraser light aid；
The rotating shaft of described direct current generator is connected with described clouded glass；
Described clouded glass carries out periodic rotary by described DC motor Driver；
Described plus lens or positive lens groups are movable along the described optical axis direction of described iraser light aid.
Described iraser light aid, wherein, also includes a radiator for dispelling the heat to semiconductor laser, described direct current generator and semiconductor laser and embeds the described radiator of connection；Wherein, the fixing radiator that connects of described semiconductor laser, described direct current generator is fixing with described radiator to be connected or is connected with described radiator by a structural member.
Described iraser light aid, wherein, described semiconductor laser is provided with one for launching the laser chip of laser, described radiator is provided with the chip chamber for placing described laser chip, and described laser chip is placed in described chip intracavity.
Described iraser light aid, wherein, described plus lens or positive lens groups are moved forward and backward along the optical axis direction of described iraser light aid by a lead screw motor or step motor drive.
Described iraser light aid, wherein, it also includes one or some sliding guides be arrangeding in parallel along the optical axis direction of described iraser light aid；Described sliding guide is connected with described plus lens or positive lens groups by connector；During the work of described iraser light aid, described lead screw motor drives described connector to move forward and backward along described sliding guide, thus promoting plus lens or positive lens groups to move forward and backward along sliding guide.
Described iraser light aid, wherein, the rotating shaft of described direct current generator is connected with described clouded glass, and clouded glass carries out periodic rotary by DC motor Driver.
Described iraser light aid, wherein, also includes one for being arranged at described plus lens or positive lens groups front and plays glass window dust-proof, protective effect.
Described iraser light aid, wherein, described direct current generator is DC brushless motor.
Described iraser light aid, wherein, symmetric form centered by described clouded glass, the center of clouded glass connects the rotating shaft of described direct current generator.
Described iraser light aid, wherein, 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.
Beneficial effect: the radiator of direct current generator and semiconductor laser is connected by iraser light aid provided by the utility model by integral embedded type or separate assembling connects, adopt lead screw motor to drive plus lens or positive lens groups to carry out zoom and make integrated model smaller simultaneously, thus homogenize the maximized volume reducing whole mechanism and complexity under the premise of the radiating effect of effect and improving laser light aid in realization, and improve the stability of laser light aid, reliability simultaneously, especially improve remote light filling effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model iraser light aid.
Fig. 2 is the position view of the radiator integral embedded type of direct current generator and semiconductor laser in this utility model iraser light aid.
Fig. 3 is the position view of the radiator separate assembling of direct current generator and semiconductor laser in this utility model iraser light aid.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, clearly, develop simultaneously embodiment to this utility model further description referring to accompanying drawing.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.
Iraser light aid of the present utility model, shown in Figure 1, it includes the semiconductor laser 1, short focus lens 2, clouded glass 3, plus lens or the positive lens groups 4 that set gradually, on the same optical axis being centrally disposed in described iraser light aid of described semiconductor laser 1, short focus lens 2, plus lens or positive lens groups 4；It also includes a direct current generator 5.
When being specially enforcement, described semiconductor laser 1 is preferably the laser instrument that single-chip is luminous, and it is by launching laser at the laser chip being arranged on, and the laser optical power of described single-chip luminescence ranges for 2-20 watt.When this utility model is embodied as, it is also possible to include being closely set in described laser chip front for playing glass window (Fig. 1 does not indicate) dust-proof, protective effect, both protected laser chip also to make it exempt from dust pollution interference.Described short focus lens 2 is arranged at the front of described semiconductor laser chip, and the laser beam sent by laser chip is focused, and can be planoconvex lens, biconvex lens, aspherical mirror or GRIN Lens etc. when being embodied as.Additionally, the laser focused on is done up scattering homogenization by the clouded glass 3 arranged in described short focus lens 2 front；A plus lens or positive lens groups 4 it is additionally provided with, for the laser beam through clouded glass scattering is carried out lighting angle adjustment process in the front of described clouded glass 3.Plus lens or positive lens groups 4 are according to the practical situation needs adjusting laser beam datum or diffusion, it is possible to for the meniscus set gradually and biconvex lens.
When this utility model is embodied as, on the same optical axis being centrally disposed in described iraser light aid of described semiconductor laser 1, short focus lens 2, plus lens or positive lens groups 4, consistent to ensure laser conduction direction.The infrared light filling laser instrument of this utility model is preferably applied to adopt the night camera equipment of infrared sensitive imaging, for carrying out light filling in infrared photography imaging process.
Additionally, as it is shown in figure 1, in iraser light aid the rotating shaft of direct current generator 5 parallel with the described optical axis direction of described iraser light aid, and be connected with described clouded glass 3；Described clouded glass 3 carries out periodic rotary by described DC motor Driver；Described plus lens or positive lens groups 4 are movable along the described optical axis direction of described iraser light aid.
On the other hand, shown in Fig. 1, owing to laser chip work to distribute a lot of heat, if heat can not get effective diffusion, the energy conversion rate of laser instrument is had a great impact, also can reduce its stability simultaneously.Thus, this iraser light aid can also include a radiator 8 for dispelling the heat to semiconductor laser 1, described direct current generator 5 and semiconductor laser 1 and embed the described radiator .8 of connection；Being also provided with the chip chamber for placing described laser chip on described radiator 8, described laser chip is placed in described chip intracavity, convenient quick heat radiating in laser chip work process, also saves accommodation space.Further, described semiconductor laser is fixing connects radiator, is set to integrative-structure；Described direct current generator is fixing with described radiator to be connected or is connected with described radiator by a structural member.
Shown in Figure 2, the radiator of direct current generator and semiconductor laser is connected by integral embedded type, namely direct current generator and radiator are directly fixing connects, and direct current generator can embed in the radiator of semiconductor laser, and this mode makes the space structure of laser light aid more compact.Shown in Figure 3, the radiator of direct current generator and semiconductor laser is connected by separate assembling, namely direct current generator is indirectly connected with by the radiator of a structural member 11 with semiconductor laser, owing to the caloric value of semiconductor laser is bigger, the radiator of direct current generator and semiconductor laser is indirectly connected with being prevented effectively from heat conduction, thus avoiding affecting the life and reliability of direct current generator.Further, integral embedded type connects achieve on space structure compact, and separate assembling connects the life and reliability that improve laser light aid.Being no matter that the radiator of direct current generator and semiconductor laser is connected by integral embedded type or separate assembling connects, the rotating shaft of direct current generator all should be parallel with the described optical axis of iraser light aid.
When being embodied as, the rotating shaft of direct current generator 5 is connected with clouded glass 3 center, can the structure of being fixed as one, it is also possible to for attachment structure other connected mode closely, can stably drive clouded glass to rotate about axle to carry out high speed rotating as long as not affecting direct current generator.Further, described clouded glass 3 could be arranged to centrosymmetrical, it is preferred to annular.Clouded glass 3 center connects the rotating shaft of direct current generator 5, and described direct current generator can be miniature DC brushless motor；Drive clouded glass 3 around rotating shaft Periodic Rotating by described direct current generator 5.Owing to Laser emission position is fixed, transmitting direction is constant, thus through the laser after focusing on, by clouded glass around central shaft periodically high speed rotating, the laser beam that can make focusing is beaten and is realized conversion at a high speed in the difference of clouded glass surface, play divergencing laser, homogenize energy, eliminate the interference effect of laser, thus be provided with in the video camera of this utility model iraser illumination apparatus and can play eliminate the not fogging clear defect that laser speckle causes.
Further, described plus lens or positive lens groups 4 driven by a lead screw motor or motor 6 and along described red money laser light aid optical axis direction move forward and backward.When being embodied as, when adopting lead screw motor to drive, it can also include one or some sliding guides (as it is shown in figure 1, sliding guide 7) be arrangeding in parallel along the optical axis direction of described iraser light aid；Described sliding guide 7 is connected with described plus lens or positive lens groups 4 by connector, and described connector can be fixing connection with described plus lens or positive lens groups 4, crosses described connector and is flexibly connected with two sliding guides 7 respectively；During the work of described iraser light aid, described lead screw motor 6 drives described connector to move forward and backward along described sliding guide 7, thus promoting plus lens or positive lens groups 4 to move forward and backward along sliding guide 7, to realize continuous vari-focus, adjust the range of exposures of iraser light aid, make this utility model iraser light aid be more suitable for remote light filling.
Further, described lead screw motor 6 may be disposed at the middle part of described clouded glass 3 and plus lens or positive lens groups 4, the compact structure set-up mode of above-mentioned variable focus lens package 4 and sliding guide 7, lead screw motor 6, laser range of exposures adjustable can be realized, also make this laser light aid more compact on space structure, realize machine volume reduction, structure complexity is substantially reduced, and also improves the structural stability of whole laser light-supplementing system, reliability.
Owing to, in this utility model iraser illumination apparatus, laser chip, direct current generator and lead screw motor or motor and circuit board all can be generated heat in the course of the work, affect reliability.Therefore, it is possible to arrange one after described radiator 8 for distributing the radiator fan 9(of heat as shown in Figure 1), thus effectively dissipating heat, improve the radiating effect of whole device.
Further, it is also possible to the glass window 10(of dust-proof, protective effect together is set in the front of plus lens or positive lens groups 4 as shown in Figure 1).From dirt ash fouling on laser outbound course, provide one layer of outer protection also to whole laser light aid internal component structure.
Iraser light aid provided by the utility model, compared to prior art, the radiator of direct current generator and semiconductor laser is connected by integral embedded type or is connected by separate assembling, adopt lead screw motor to drive plus lens or positive lens groups to carry out the integrated model of zoom smaller simultaneously, thus homogenize the maximized volume reducing whole mechanism and complexity under the premise of the radiating effect of effect and improving laser light aid in realization, and effectively reduce the energy consumption of whole system, improve its reliability, be greatly increased the range of application 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 (10)
1. an iraser light aid, it is characterized in that, the semiconductor laser set gradually, short focus lens, clouded glass, plus lens or positive lens groups, on the same optical axis being centrally disposed in described iraser light aid of described semiconductor laser, short focus lens, plus lens or positive lens groups；It also includes a direct current generator；
The rotating shaft of described direct current generator is parallel with the described optical axis direction of described iraser light aid；
The rotating shaft of described direct current generator is connected with described clouded glass；
Described clouded glass carries out periodic rotary by described DC motor Driver；
Described plus lens or positive lens groups are movable along the described optical axis direction of described iraser light aid.
2. iraser light aid according to claim 1, it is characterised in that also include a radiator for dispelling the heat to semiconductor laser, described direct current generator and semiconductor laser and embed the described radiator of connection；Wherein, the fixing radiator that connects of described semiconductor laser, described direct current generator is fixing with described radiator to be connected or is connected with described radiator by a structural member.
3. iraser light aid according to claim 1, it is characterized in that, being provided with one on described semiconductor laser for launching the laser chip of laser, described radiator is provided with the chip chamber for placing described laser chip, described laser chip is placed in described chip intracavity.
4. iraser light aid according to claim 1, it is characterised in that described plus lens or positive lens groups are moved forward and backward along the optical axis direction of described iraser light aid by a lead screw motor or step motor drive.
5. iraser light aid according to claim 4, it is characterised in that it also includes one or some sliding guides be arrangeding in parallel along the optical axis direction of described iraser light aid；Described sliding guide is connected with described plus lens or positive lens groups by connector；During the work of described iraser light aid, described lead screw motor drives described connector to move forward and backward along described sliding guide, thus promoting plus lens or positive lens groups to move forward and backward along sliding guide.
6. iraser light aid according to claim 1, it is characterised in that the rotating shaft of described direct current generator is connected with described clouded glass, clouded glass carries out periodic rotary by DC motor Driver.
7. iraser light aid according to claim 1, it is characterised in that also include for being arranged at described plus lens or positive lens groups front and play glass window dust-proof, protective effect.
8. iraser light aid according to claim 1, it is characterised in that described direct current generator is DC brushless motor.
9. iraser light aid according to claim 1, it is characterised in that symmetric form centered by described clouded glass, the center of clouded glass connects the rotating shaft of described direct current generator.
10. iraser light aid 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 |
|---|---|---|---|
| CN201620255946.7U CN205353537U (en) | 2016-03-30 | 2016-03-30 | Infrared laser light filling ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255946.7U CN205353537U (en) | 2016-03-30 | 2016-03-30 | Infrared laser light filling ware |
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| Publication Number | Publication Date |
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| CN205353537U true CN205353537U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620255946.7U Active CN205353537U (en) | 2016-03-30 | 2016-03-30 | Infrared laser light filling ware |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143726A (en) * | 2018-09-28 | 2019-01-04 | 深圳市科诺恩科技有限公司 | A kind of varifocal light-feeding instrument |
| CN109613707A (en) * | 2019-01-03 | 2019-04-12 | 海特光电有限责任公司 | A kind of beam shaping mirror and semiconductor laser light compensating apparatus |
-
2016
- 2016-03-30 CN CN201620255946.7U patent/CN205353537U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143726A (en) * | 2018-09-28 | 2019-01-04 | 深圳市科诺恩科技有限公司 | A kind of varifocal light-feeding instrument |
| CN109613707A (en) * | 2019-01-03 | 2019-04-12 | 海特光电有限责任公司 | A kind of beam shaping mirror and semiconductor laser light compensating apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |