CN102868085A - Mini diode pumping solid green laser - Google Patents
Mini diode pumping solid green laser Download PDFInfo
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- CN102868085A CN102868085A CN2012103536365A CN201210353636A CN102868085A CN 102868085 A CN102868085 A CN 102868085A CN 2012103536365 A CN2012103536365 A CN 2012103536365A CN 201210353636 A CN201210353636 A CN 201210353636A CN 102868085 A CN102868085 A CN 102868085A
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- laser
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Abstract
The invention discloses a mini diode pumping solid green laser which comprises a box, a packaging cover, a monotube laser and a frequency doubling crystal. The monotube laser and the frequency doubling crystal are fittingly mounted in the box, the packaging cover is mounted at an upper opening of the box, and the monotube laser is powered by an external electrode arranged on the side wall of the box. The frequency doubling crystal is mounted on one side of the monotube laser and in the box and comprises a fixed support fixed into the box, the fixed support is provided with a wedged mounting groove, a frequency doubling crystal support is arranged in the mounting groove, a frequency doubling crystal is fixed into the frequency doubling crystal support and fixed into the mounting groove through a wedged fixing block, and one side wall of the box is provided with a light permeable window corresponding to the frequency doubling crystal. The mini diode pumping solid green laser is simple in structure, compact in size, high in machinability and convenient to manufacture.
Description
Technical field
The present invention relates to laser technology field, relate in particular to a kind of mini diode-pumped solid green (light) laser.
Background technology
In concrete application process, the color of the laser that laser is sent has multiple demand, the green (light) laser that sends green laser is exactly a kind of common laser, is widely used in dna sequencing, cell sorting, spectrum analysis, interference, holographic experiment, laser printing and other Physical Experiments etc.
At present, existing mini diode-pumped solid green (light) laser generally comprises laser assembly and frequency-doubling crystal assembly, the frequency-doubling crystal assembly is converted into frequency doubled light with the fundamental frequency light that laser assembly sends, the frequency doubled light of wavelength in 500nm～570nm scope belongs to green glow, but existing solid green light laser ubiquity complex structure, volume are large and the shortcoming that is not easy to process.
Summary of the invention
The object of the present invention is to provide a kind of mini diode-pumped solid green (light) laser, it has characteristics simple in structure, small and exquisite and that machinability is strong, the problem that exists to solve traditional solid green light laser.
For reaching this purpose, the present invention by the following technical solutions:
A kind of mini diode-pumped solid green (light) laser, it comprises box body, cap, single-tube laser and frequency-doubling crystal assembly, described single-tube laser and the cooperation of frequency-doubling crystal assembly are installed in the box body, the upper opening place mounted package lid of described box body, wherein, described single-tube laser is by the external electrode power supply that is arranged on the box side wall, and the side in single-tube laser in the described box body is installed the frequency-doubling crystal assembly, described frequency-doubling crystal assembly comprises the fixed support that is fixed in the box body, offer the mounting groove of wedge shape on the described fixed support, the frequency-doubling crystal support is set in the described mounting groove, the interior fixedly frequency-doubling crystal of described frequency-doubling crystal support, and be fixed in the mounting groove by the wedge shape fixed block, corresponding frequency-doubling crystal offers logical light window on the sidewall of described box body.
Especially, described single-tube laser comprises heat sink, described heat sink centre position offers the circuit board mounting groove, be welded and fixed in the described circuit board mounting groove for just connecting laser chip, negative pole and the switching of device aerial lug are just, two conductive plates of negative pole, and offer breach on the side of described circuit board, arrange in the described breach and cooperate its big or small ceramic radiating fin, the bottom surface of described ceramic radiating fin be close to be fixed in heat sink on, its end face is divided into two metallized areas and just forms, negative pole, and the positive pole of welding laser chip on the positive pole zone of described ceramic radiating fin, this positive pole zone is connected with anodal conductive plate by gold thread, described laser chip negative pole is connected with cathode conductive disk by gold thread, described heat sink cooperation laser chip is provided with structure of fiber_optic, on the described structure of fiber_optic optical fiber lens is set.
Especially, corresponding fixed support offers screwed hole in the described box body, and the corresponding screwed hole in described support bracket fastened two ends offers through hole, and hold-down screw passes through hole and lock onto in the screwed hole fixed support is fixed in the box body.
Especially, the corresponding heat sink screwed hole that offers in the described box body, the corresponding screwed hole in described heat sink two ends offers through hole, and hold-down screw passes through hole and lock onto in the screwed hole and is fixed in the box body heat sink.
Especially, the bottom of described box body is extended with connecting portion to both sides, offers on the described connecting portion for the installing hole that box body is fixed in laser equipment.
Especially, described frequency-doubling crystal is adhesively fixed on the frequency-doubling crystal support.
Beneficial effect of the present invention is, described mini diode-pumped solid green (light) laser is compared with existing generic laser by front end and is installed in optical fiber lens on the structure of fiber_optic, to the fast axial compression contracting of laser shaping, is mapped on the frequency-doubling crystal, export green glow, thereby satisfy the demand of laser equipment.Not only simple in structure, volume is small and exquisite; And machinability is strong, is convenient to processing and manufacturing.
Description of drawings
Fig. 1 is the assembling schematic diagram of the mini diode-pumped solid green (light) laser that provides of the specific embodiment of the invention 1;
Fig. 2 is the perspective exploded view of the mini diode-pumped solid green (light) laser that provides of the specific embodiment of the invention 1.
Embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and by embodiment.
See also Figure 1 and Figure 2, Fig. 1 is the assembling schematic diagram of the mini diode-pumped solid green (light) laser that provides of the specific embodiment of the invention 1; Fig. 2 is the perspective exploded view of the mini diode-pumped solid green (light) laser that provides of the specific embodiment of the invention 1.
In the present embodiment, a kind of mini diode-pumped solid green (light) laser comprises box body 1, cap 2, single-tube laser 3 and frequency-doubling crystal assembly 4, described single-tube laser 3 and 4 cooperations of frequency-doubling crystal assembly are installed in the box body 1, the upper opening place mounted package lid 2 of described box body 1, described single-tube laser 3 is by external electrode 5 power supplies that are arranged on box body 1 sidewall, and the side in single-tube laser 3 in the described box body 1 is installed frequency-doubling crystal assembly 4, described frequency-doubling crystal assembly 4 comprises fixed support 40, described box body 1 interior corresponding fixed support 40 offers screwed hole 6, the corresponding screwed hole 6 in the two ends of described fixed support 40 offers rack ventilating hole 41, and hold-down screw 7 passes rack ventilating hole 41 and lock onto that screwed hole 6 is interior to be fixed in fixed support 40 in the box body 1.And offer the mounting groove 42 of wedge shape on the described fixed support 40, the described mounting groove 42 interior frequency-doubling crystal supports 43 that arrange, be adhesively fixed with frequency-doubling crystal 44 by glue in the described frequency-doubling crystal support 43, described frequency-doubling crystal support 43 is fixed in the mounting groove 42 by wedge shape fixed block 45, and corresponding frequency-doubling crystal 44 offers logical light window 8 on the sidewall of described box body 1.
Described single-tube laser 3 comprises heat sink 30, described box body 1 interior correspondence heat sink 30 offers screwed hole 6, the corresponding screwed hole 6 in described heat sink 30 two ends offers heat radiation through hole 38, and hold-down screw 7 passes heat radiation through hole 38 and lock onto that screwed hole 6 is interior to be fixed in the box body 1 heat sink 30.Described heat sink 30 centre position offers circuit board mounting groove 31, be welded and fixed in the described circuit board mounting groove 31 for just connecting laser chip 32, anodal conductive plate 33 and the cathode conductive disk 34 of negative pole and the switching of device aerial lug, and all offer breach on the side of described anodal conductive plate 33 and cathode conductive disk 34, both arrange in the breach and cooperate its big or small ceramic radiating fin 35, the bottom surface of described ceramic radiating fin 35 is close to and is fixed on heat sink 30, its end face is divided into two metallized areas and just forms, negative pole, and the positive pole of welding laser chip 32 on the positive pole zone of described ceramic radiating fin 35, this positive pole zone is connected with anodal conductive plate 33 by gold thread, described laser chip 32 negative poles are connected with cathode conductive disk 34 by gold thread, described heat sink 30 cooperate laser chip 32 to be provided with structure of fiber_optic 36, on the described structure of fiber_optic 36 optical fiber lens 37 are set.
The bottom of described box body 1 is extended with connecting portion 11 to both sides, offer on the described connecting portion 11 for the installing hole 12 that box body 1 is fixed in laser equipment.
During work, 5 pairs of circuit board power supplies of external electrode, circuit board is to laser chip 32 power supplies, impel laser chip 32 to send laser, be installed in optical fiber lens 37 on the structure of fiber_optic 36 by front end, to the fast axial compression contracting of laser shaping, the laser that gathers after the shaping with output optical fibre incides on the frequency-doubling crystal 44, export green glow, thereby satisfy the demand of laser equipment.
Above-mentioned mini diode-pumped solid green (light) laser not only simple in structure, volume is small and exquisite; And machinability is strong, is convenient to processing and manufacturing.
Above embodiment has just set forth basic principle of the present invention and characteristic; the present invention is not limited by above-mentioned example; without departing from the spirit and scope of the present invention, the present invention also has various variations and change, and these variations and change all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. mini diode-pumped solid green (light) laser, it comprises box body, cap, single-tube laser and frequency-doubling crystal assembly, described single-tube laser and the cooperation of frequency-doubling crystal assembly are installed in the box body, the upper opening place mounted package lid of described box body, it is characterized in that, described single-tube laser is by the external electrode power supply that is arranged on the box side wall, and the side in single-tube laser in the described box body is installed the frequency-doubling crystal assembly, described frequency-doubling crystal assembly comprises the fixed support that is fixed in the box body, offer the mounting groove of wedge shape on the described fixed support, the frequency-doubling crystal support is set in the described mounting groove, the interior fixedly frequency-doubling crystal of described frequency-doubling crystal support, and be fixed in the mounting groove by the wedge shape fixed block, corresponding frequency-doubling crystal offers logical light window on the sidewall of described box body.
2. mini diode-pumped solid green (light) laser according to claim 1, it is characterized in that, described single-tube laser comprises heat sink, described heat sink centre position offers the circuit board mounting groove, be welded and fixed in the described circuit board mounting groove for just connecting laser chip, negative pole and the switching of device aerial lug are just, two conductive plates of negative pole, and offer breach on the side of described circuit board, arrange in the described breach and cooperate its big or small ceramic radiating fin, the bottom surface of described ceramic radiating fin be close to be fixed in heat sink on, its end face is divided into two metallized areas and just forms, negative pole, and the positive pole of welding laser chip on the positive pole zone of described ceramic radiating fin, this positive pole zone is connected with anodal conductive plate by gold thread, described laser chip negative pole is connected with cathode conductive disk by gold thread, described heat sink cooperation laser chip is provided with structure of fiber_optic, on the described structure of fiber_optic optical fiber lens is set.
3. mini diode-pumped solid green (light) laser according to claim 1, it is characterized in that, corresponding fixed support offers screwed hole in the described box body, the corresponding screwed hole in described support bracket fastened two ends offers through hole, and hold-down screw passes through hole and lock onto in the screwed hole fixed support is fixed in the box body.
4. mini diode-pumped solid green (light) laser according to claim 2, it is characterized in that, the corresponding heat sink screwed hole that offers in the described box body, the corresponding screwed hole in described heat sink two ends offers through hole, and hold-down screw passes through hole and lock onto in the screwed hole and is fixed in the box body heat sink.
5. mini diode-pumped solid green (light) laser according to claim 1 is characterized in that the bottom of described box body is extended with connecting portion to both sides, offers on the described connecting portion for the installing hole that box body is fixed in laser equipment.
6. mini diode-pumped solid green (light) laser according to claim 1 is characterized in that described frequency-doubling crystal is adhesively fixed on the frequency-doubling crystal support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103536365A CN102868085A (en) | 2012-09-20 | 2012-09-20 | Mini diode pumping solid green laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103536365A CN102868085A (en) | 2012-09-20 | 2012-09-20 | Mini diode pumping solid green laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102868085A true CN102868085A (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103536365A Pending CN102868085A (en) | 2012-09-20 | 2012-09-20 | Mini diode pumping solid green laser |
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| Country | Link |
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| CN (1) | CN102868085A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6027256A (en) * | 1997-02-07 | 2000-02-22 | Coherent, Inc. | Composite laser diode enclosure and method for making the same |
| CN101673919A (en) * | 2008-09-11 | 2010-03-17 | 宏瞻科技股份有限公司 | Micro solid-state laser module |
| CN202817482U (en) * | 2012-09-20 | 2013-03-20 | 无锡亮源激光技术有限公司 | Mini diode pump solid state green laser |
-
2012
- 2012-09-20 CN CN2012103536365A patent/CN102868085A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6027256A (en) * | 1997-02-07 | 2000-02-22 | Coherent, Inc. | Composite laser diode enclosure and method for making the same |
| CN101673919A (en) * | 2008-09-11 | 2010-03-17 | 宏瞻科技股份有限公司 | Micro solid-state laser module |
| CN202817482U (en) * | 2012-09-20 | 2013-03-20 | 无锡亮源激光技术有限公司 | Mini diode pump solid state green laser |
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Application publication date: 20130109 |