CN104659641A - Four-way holmium laser with four-cavity space - Google Patents
Four-way holmium laser with four-cavity space Download PDFInfo
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- CN104659641A CN104659641A CN201510079661.2A CN201510079661A CN104659641A CN 104659641 A CN104659641 A CN 104659641A CN 201510079661 A CN201510079661 A CN 201510079661A CN 104659641 A CN104659641 A CN 104659641A
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Abstract
The invention discloses a four-way holmium laser with four-cavity space. The laser is provided with an integrated four-cavity space laser gathering cavity, wherein reflector adjusting racks are mounted in front of and on the back of the integrated four-cavity space laser gathering cavity; a spatial 45-degree reflector adjusting rack is further mounted in front of a front reflector adjusting rack; a coupling device is mounted at the front end of the spatial 45-degree reflector adjusting rack. The laser is compact in structure, small in size and low in assembling error, debugging and coupling are easier to realize, and overall performance is better exerted.
Description
technical field:
The present invention relates to laser, particularly relate to one four cavity space No. four holmium lasers.
background technology:
Bladder stone wavelength is 2100nm, by Cr, Tm, Ho:YAG laser crystal is produced by xenon flash lamp pumping, because Bladder stone wavelength is on the absworption peak of water just, its energy by the moisture efficient absorption in tissue, so medically there is great using value, can be mainly used in calculus and pulverizes and organize the fields such as cutting at present.Due to features such as thermal lensing effect when Cr, Tm, Ho:YAG laser crystal works under Gao Zhongying condition are obvious, make the power output of single laser crystal can not be higher.
No. four holmium lasers in the past occurred are all assembled by allosome, and rigging error is comparatively large, to such an extent as to the scheme set up in theory, be difficult in actual applications realize.The present invention, by carrying out spatial integration, very high integrity to four road cavitys and each assembly of realizing application function, makes rigging error be down to very low, thus implementation space No. four laser can practical function.
summary of the invention:
The technical problem to be solved in the present invention is to overcome above-mentioned the deficiencies in the prior art, and one four cavity space No. four holmium lasers are proposed, under certain condition, chamber, space four one laser pump cavity produces four tunnels parallel (non-co-planar) light beam, respectively after the effect of back mirror and front mirror, 45 degree of speculum reflections through space again, final convergence a bit, use rotatable 45 degree of speculums to realize light path at this point and " be total to road in the same way ", finally through coupling device coupling, realize the output on four unification roads, tunnel of laser.
The technical solution used in the present invention is:
One four cavity space No. four holmium lasers: there are one four cavity space laser pump cavities, described one four cavity space laser pump cavity has a shell cavity, there is in the middle part of shell cavity water channel cavity, dividing plate is provided with in the middle part of water channel cavity, shell cavity is outside equipped with oral siphon and outlet pipe, and oral siphon and outlet pipe are positioned at dividing plate both sides and are all connected with water channel cavity, and shell cavity cross section is cross, four arms of cross are provided with four cavitys, in each cavity, xenon lamp and crystal bar are all installed, shell cavity both ends are provided with termination, and termination is discoid, and front end inside is provided with into water diffluence pass, follower head inside is provided with water outlet and confluxes mouth, be provided with cylindrical protrusions in the middle part of termination, outside cylindrical protrusions, be set with crystal bar pressing plate, lamp briquetting is installed outside termination, before and after one four cavity space laser pump cavities, reflector alignment frame is all installed, described reflector alignment frame has a fixed head, fixed head is provided with four adjustable picture frames, described adjustable picture frame is annular, is provided with some extension springs between adjustable picture frame and fixed head, and adjustable picture frame is also provided with some screwed holes, on fixed head, the position of corresponding screwed hole has screw-threaded counterbore, be provided with adjusting bolt in screwed hole, adjusting bolt stretches in screw-threaded counterbore, and adjusting bolt top is provided with knob, 45 degree, space reflector alignment frame is also installed in the front of front mirror adjustment rack, 45 degree, described space reflector alignment frame has that 45 degree, space reflector alignment frame is public determines plate, 45 degree, space reflector alignment frame is public, and to determine plate be cross, centre has through hole, rotatable 45 degree of speculums are installed in through hole, rotatable 45 degree of speculums are connected to and are positioned at the public servomotor determining plate rear of 45 degree, space reflector alignment frame, reflector alignment frame public four ends up and down of determining plate in 45 degree, space are separately installed with 45 degree, space, ABCD tetra-tunnel reflector alignment frame, reflector alignment frame front end, 45 degree, space, ABCD tetra-tunnel is separately installed with eyeglass, one-level extension spring is separately installed with between each eyeglass and 45 degree, space reflector alignment frame, 45 degree, the space reflector alignment frame of each eyeglass correspondence position all has some screwed holes, one-level adjusting knob is installed in screwed hole, 45 degree, space, ABCD tetra-tunnel reflector alignment frame and 45 degree, space reflector alignment frame is public determines to be respectively arranged with secondary extension spring between back, 45 degree, space, every road reflector alignment frame correspondence position all has some screwed holes, is provided with secondary adjusting knob in screwed hole, reflector alignment frame front end, 45 degree, space is provided with coupling device.
Compared with prior art, beneficial effect of the present invention is:
The synthesis of the present invention four chamber consubstantiality and waterway cooling system, makes assembling compact, conserve space; Reduce rigging error, effectively improve precision; Front/back cavity reflector alignment frame shares " determining plate ", and " determining plate " directly coordinates with " laser pump cavity ", and make assembling compact, precision improves, and regulates difficulty to reduce, state of more easily realizing ideal.Four 45 ° of reflector alignment framves not only have respective adjustment picture frame, and respective adjustment picture frame " determining plate " of using shares public " determining plate ", and use adjustable syndeton, make " frame two is adjusted ", achieve the object that an integrated adjustment rack plays the ability of two independent adjustment racks.This structure makes assembling compact, and precision improves, and regulating power promotes, and realizability has breakthrough.Generally speaking, effectively integrating of each functional part, make whole laser structure compacter, volume obviously reduces, and rigging error obviously reduces, and debugging, coupling more easily realize, and the performance of overall performance is more superior.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is decomposition texture schematic diagram of the present invention;
Fig. 3 is one four cavity space laser pump cavity structural representation of the present invention;
Fig. 4 is one four cavity space laser pump cavity structure cutaway view of the present invention;
Fig. 5 is reflector alignment shelf structure schematic diagram of the present invention;
Fig. 6 is 45 degree, space of the present invention reflector alignment shelf structure schematic diagram;
Fig. 7 is 45 degree, space of the present invention reflector alignment frame structure schematic diagram;
Fig. 8 is overall light path schematic diagram of the present invention.
embodiment:
Below in conjunction with accompanying drawing, by embodiment, the present invention is described in further detail:
One four cavity space No. four holmium lasers: there are one four cavity space laser pump cavities 20, described one four cavity space laser pump cavity 20 has a shell cavity 8, there is in the middle part of shell cavity 8 water channel cavity 18, dividing plate 19 is provided with in the middle part of water channel cavity 18, shell cavity 8 is outside equipped with oral siphon 9 and outlet pipe 10, oral siphon 9 is positioned at dividing plate both sides with outlet pipe 10 and is all connected with water channel cavity, shell cavity 8 cross section is cross, four arms of cross are provided with four cavitys 6, xenon lamp 14 and crystal bar 15 are all installed in each cavity 6; Shell cavity 8 both ends are provided with termination 2,11, termination 2 is discoid, front end 2 inside is provided with into water diffluence pass 16, follower head 11 inside is provided with water outlet and confluxes mouth 17, cylindrical protrusions is provided with in the middle part of termination, be set with crystal bar pressing plate 3,12 outside cylindrical protrusions, lamp briquetting 1,13 is installed outside termination.Before and after one four cavity space laser pump cavities, reflector alignment frame 25 is all installed, described reflector alignment frame 25 has a fixed head 23, fixed head 23 is provided with four adjustable picture frames 21, described adjustable picture frame 21 is annular, between adjustable picture frame 21 and fixed head 23, some extension springs 22 are installed, adjustable picture frame 21 is also provided with some screwed holes, on fixed head 23, the position of corresponding screwed hole has screw-threaded counterbore, adjusting bolt 24 is installed in screwed hole, adjusting bolt 24 stretches in screw-threaded counterbore, and adjusting bolt 24 top is provided with knob.45 degree, space reflector alignment frame 26 is also installed in the front of front mirror adjustment rack 25, 45 degree, described space reflector alignment frame has that 45 degree, space reflector alignment frame is public determines plate 35, 45 degree, space reflector alignment frame 35 is public, and to determine plate be cross, centre has through hole, rotatable 45 degree of speculums 40 are installed in through hole, rotatable 45 degree of speculums 40 are connected to and are positioned at the public servomotor 41 determining plate rear of 45 degree, space reflector alignment frame, reflector alignment frame public four ends up and down of determining plate 35 in 45 degree, space are separately installed with 45 degree, space, ABCD tetra-tunnel reflector alignment frame 31, 32, 33, 34, reflector alignment frame front end, 45 degree, space, ABCD tetra-tunnel is separately installed with eyeglass 30, one-level extension spring 38 is separately installed with between each eyeglass 30 and 45 degree, space reflector alignment frame 35, 45 degree, the space reflector alignment frame of each eyeglass correspondence position all has some screwed holes, one-level adjusting knob 36 is installed in screwed hole, 45 degree, space, ABCD tetra-tunnel reflector alignment frame 31,32,33,34 and 45 degree, space reflector alignment frame is public determines to be respectively arranged with secondary extension spring 39 between plate 35 back side, 45 degree, space, every road reflector alignment frame correspondence position all has some screwed holes, is provided with secondary adjusting knob 37 in screwed hole.Reflector alignment frame 26 front end, 45 degree, space is provided with coupling device 27.
Four water route, chamber intercommunications of one four cavity space laser pump cavities 20, current are by oral siphon 9 inflow chamber body case 8, branch in four cavitys 4,5,6,7 by front end 2, after cavity, flow to follower head 11, follower head 11 finally, flows out through outlet pipe 10 after four road current are converged to shell cavity 8.
The servomotor 41 of the 45 degree of reflector alignment framves in space drives rotatable 45 degree of speculums 40, when rotatable 45 degree of speculums 40 are parallel with the eyeglass in the reflector alignment frame 32 of 45 degree, space, A road, A road light 42 works, now, light beam is by after the lens reflecting in the reflector alignment frame 32 of 45 degree, space, A road to rotatable 45 degree of speculums 40, secondary reflection again, the light beam A road output beam 43 that final output is parallel with A road light beam 42; In like manner, when rotatable 45 degree of speculums 35 are parallel with the eyeglass in 45 degree, space, B, C, D road reflector alignment frame 37,36,34 respectively, the same point of B, C, D tri-road light beams finally on rotatable 45 degree of speculums 35 reflects and exports, to be cooperated with light path timesharing bright dipping by servomotor like this, four-way laser beam merges a road and exports the most at last.
During overall work, when A road light beam 28 works, light path after 45 degree, light beam space, A road speculum 30 reflects, then reflects through rotatable 45 degree of speculums 40, exports after being coupled finally by coupling device 27.When C road light beam 29 works, light path is after 45 degree, light beam space, C road speculum 30 reflects, then through rotatable 45 degree of speculum 40(now, rotatable 45 degree of speculums 40 are in dotted line position) reflection, export after being coupled finally by coupling device 27.In like manner, A, B, C, D tetra-road light beam under alternation state, the object of final " output of going the same way " can be reached.
Above-described embodiment is only preferably execution mode of the present invention, and in addition, the present invention can also have other implementations.It should be noted that, under the prerequisite not departing from the present invention's design, any apparent improvement and modification all should fall within protection scope of the present invention.
Claims (2)
1. one four cavity space No. four holmium lasers, it is characterized in that: there are one four cavity space laser pump cavities, described one four cavity space laser pump cavity has a shell cavity, there is in the middle part of shell cavity water channel cavity, dividing plate is provided with in the middle part of water channel cavity, shell cavity is outside equipped with oral siphon and outlet pipe, oral siphon and outlet pipe are positioned at dividing plate both sides and are all connected with water channel cavity, shell cavity cross section is cross, four arms of cross are provided with four cavitys, in each cavity, xenon lamp and crystal bar are all installed, shell cavity both ends are provided with termination, and termination is discoid, and front end inside is provided with into water diffluence pass, follower head inside is provided with water outlet and confluxes mouth, be provided with cylindrical protrusions in the middle part of termination, outside cylindrical protrusions, be set with crystal bar pressing plate, lamp briquetting is installed outside termination, before and after one four cavity space laser pump cavities, reflector alignment frame is all installed, described reflector alignment frame has a fixed head, fixed head is provided with four adjustable picture frames, described adjustable picture frame is annular, is provided with some extension springs between adjustable picture frame and fixed head, and adjustable picture frame is also provided with some screwed holes, on fixed head, the position of corresponding screwed hole has screw-threaded counterbore, be provided with adjusting bolt in screwed hole, adjusting bolt stretches in screw-threaded counterbore, and adjusting bolt top is provided with knob, 45 degree, space reflector alignment frame is also installed in the front of front mirror adjustment rack, 45 degree, described space reflector alignment frame has that 45 degree, space reflector alignment frame is public determines plate, 45 degree, space reflector alignment frame is public, and to determine plate be cross, centre has through hole, rotatable 45 degree of speculums are installed in through hole, rotatable 45 degree of speculums are connected to and are positioned at the public servomotor determining plate rear of 45 degree, space reflector alignment frame, reflector alignment frame public four ends up and down of determining plate in 45 degree, space are separately installed with 45 degree, space, ABCD tetra-tunnel reflector alignment frame, reflector alignment frame front end, 45 degree, space, ABCD tetra-tunnel is separately installed with eyeglass, one-level extension spring is separately installed with between each eyeglass and 45 degree, space reflector alignment frame, 45 degree, the space reflector alignment frame of each eyeglass correspondence position all has some screwed holes, one-level adjusting knob is installed in screwed hole, 45 degree, space, ABCD tetra-tunnel reflector alignment frame and 45 degree, space reflector alignment frame is public determines to be respectively arranged with secondary extension spring between back, 45 degree, space, every road reflector alignment frame correspondence position all has some screwed holes, is provided with secondary adjusting knob in screwed hole, reflector alignment frame front end, 45 degree, space is provided with coupling device.
2. laser as claimed in claim 1, is characterized in that: described laser generating mechanism emission wavelength to be the laser of 755nm to 2940nm, if emission wavelength is the BeAl of 755nm
2o
4: C
r 3+crystal; The ND:YAG crystal of emission wavelength 1064nm; The E of emission wavelength 2780nm
r 3+, C
r 3+: YSGG crystal; The E of emission wavelength 2940nm
r 3+: YAG crystal; And the crystal of emission wavelength 2690nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079661.2A CN104659641A (en) | 2015-02-13 | 2015-02-13 | Four-way holmium laser with four-cavity space |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510079661.2A CN104659641A (en) | 2015-02-13 | 2015-02-13 | Four-way holmium laser with four-cavity space |
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| CN104659641A true CN104659641A (en) | 2015-05-27 |
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| CN201510079661.2A Pending CN104659641A (en) | 2015-02-13 | 2015-02-13 | Four-way holmium laser with four-cavity space |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845943A (en) * | 2017-11-24 | 2018-03-27 | 合肥大族科瑞达激光设备有限公司 | A kind of road solid-state laser apparatus of plane four |
| CN116742455A (en) * | 2023-08-09 | 2023-09-12 | 上海瑞柯恩激光技术有限公司 | Four-way solid holmium laser system |
Citations (7)
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| US5107513A (en) * | 1988-12-19 | 1992-04-21 | The State Of Israel, The Atomic Energy Commission | Holmium laser |
| US5206874A (en) * | 1990-07-18 | 1993-04-27 | Deutsche Forschungsanstalt | Solid-state laser |
| US6115396A (en) * | 1993-05-05 | 2000-09-05 | Coherent, Inc. | Control system for a laser with multiple solid state rods |
| CN201008074Y (en) * | 2006-12-13 | 2008-01-16 | 中国科学院上海光学精密机械研究所 | Solid-state thin disk laser |
| CN101364705A (en) * | 2007-08-08 | 2009-02-11 | 中国科学院半导体研究所 | Diode laser pump head |
| CN102437503A (en) * | 2011-12-02 | 2012-05-02 | 合肥大族科瑞达激光设备有限公司 | Planar four-path solid state laser device |
| CN204577829U (en) * | 2015-02-13 | 2015-08-19 | 合肥大族科瑞达激光设备有限公司 | One four cavity space No. four holmium lasers |
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2015
- 2015-02-13 CN CN201510079661.2A patent/CN104659641A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5107513A (en) * | 1988-12-19 | 1992-04-21 | The State Of Israel, The Atomic Energy Commission | Holmium laser |
| US5206874A (en) * | 1990-07-18 | 1993-04-27 | Deutsche Forschungsanstalt | Solid-state laser |
| US6115396A (en) * | 1993-05-05 | 2000-09-05 | Coherent, Inc. | Control system for a laser with multiple solid state rods |
| CN201008074Y (en) * | 2006-12-13 | 2008-01-16 | 中国科学院上海光学精密机械研究所 | Solid-state thin disk laser |
| CN101364705A (en) * | 2007-08-08 | 2009-02-11 | 中国科学院半导体研究所 | Diode laser pump head |
| CN102437503A (en) * | 2011-12-02 | 2012-05-02 | 合肥大族科瑞达激光设备有限公司 | Planar four-path solid state laser device |
| CN204577829U (en) * | 2015-02-13 | 2015-08-19 | 合肥大族科瑞达激光设备有限公司 | One four cavity space No. four holmium lasers |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845943A (en) * | 2017-11-24 | 2018-03-27 | 合肥大族科瑞达激光设备有限公司 | A kind of road solid-state laser apparatus of plane four |
| CN116742455A (en) * | 2023-08-09 | 2023-09-12 | 上海瑞柯恩激光技术有限公司 | Four-way solid holmium laser system |
| CN116742455B (en) * | 2023-08-09 | 2023-11-21 | 上海瑞柯恩激光技术有限公司 | Four-way solid holmium laser system |
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Application publication date: 20150527 |