CN111384656A - High-energy ultrashort pulse fiber laser - Google Patents
High-energy ultrashort pulse fiber laser Download PDFInfo
- Publication number
- CN111384656A CN111384656A CN202010159377.7A CN202010159377A CN111384656A CN 111384656 A CN111384656 A CN 111384656A CN 202010159377 A CN202010159377 A CN 202010159377A CN 111384656 A CN111384656 A CN 111384656A
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- Prior art keywords
- shaped
- fixing block
- block
- fiber laser
- ultrashort pulse
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- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/025—Constructional details of solid state lasers, e.g. housings or mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/101—Lasers provided with means to change the location from which, or the direction in which, laser radiation is emitted
Abstract
The invention relates to the technical field of optical fiber lasers, in particular to a high-energy ultrashort pulse optical fiber laser which comprises a first fixing plate, wherein three U-shaped connecting blocks which are distributed in an annular array are arranged on the outer wall of the circumference of the first fixing plate, each U-shaped connecting block is hinged with a supporting device, a fastening device is arranged on the surface of the first fixing plate and comprises a first U-shaped fixing block, the inner wall of the first U-shaped fixing block is movably connected with a second U-shaped fixing block, a U-shaped supporting block is arranged in the middle of the opening face of the first U-shaped fixing block, and a pre-tightening bolt is movably connected in the middle of the top. This high energy ultrashort pulse fiber laser ware can adjust the height of isolator output head through the strutting arrangement who is equipped with to adapt to different application environment, can be with the rigidity of isolator output head through the fastener that is equipped with, avoid isolator output head to take place the skew at the during operation, thereby avoid taking place the unexpected condition.
Description
Technical Field
The invention relates to the technical field of fiber lasers, in particular to a high-energy ultrashort pulse fiber laser.
Background
Ultrashort pulsed fiber laser is a fiber laser that mainly realizes the ultrashort pulse laser output of fiber laser through the mode locking technique, the ultrashort pulse of high energy has very big application demand in fields such as basic scientific research, industry precision manufacturing and sky satellite communication, ultrashort pulsed fiber laser of high energy can follow isolator delivery head transmission department laser at the during operation, the energy of this laser is great, if isolator delivery head takes place the skew at the during operation and will cause unexpected injury, present ultrashort pulsed fiber laser of high energy does not have dedicated fixing device to be used for fixing isolator delivery head at the during operation, consequently, have certain potential safety hazard, in view of this, we provide an ultrashort pulsed fiber laser of high energy.
Disclosure of Invention
The invention aims to provide a high-energy ultrashort pulse fiber laser, which aims to solve the problem that no special fixing device is used for fixing an isolator output head when the high-energy ultrashort pulse fiber laser works in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-energy ultrashort pulse fiber laser comprises a first fixing plate, wherein three U-shaped connecting blocks which are arranged in an annular array are arranged on the outer wall of the circumference of the first fixing plate, each U-shaped connecting block is hinged to a supporting device, each supporting device comprises a first supporting plate, a first rotating rod and a second rotating rod are respectively arranged on the left side and the right side of each first supporting plate and close to the top of each first supporting plate, a strip-shaped sliding groove is vertically formed in the front side of each first supporting plate, a rectangular groove is inwards formed in the bottom of each first supporting plate, a second supporting plate is connected in the first supporting plate in a sliding mode, a threaded connecting rod is arranged on the front side of each second supporting plate and close to the middle of the top of each second supporting plate, symmetrically-distributed convex blocks are arranged at the bottom of each second supporting plate, an anti-skidding device is hinged between the, the fastening device comprises a first U-shaped fixing block, a second U-shaped fixing block is movably connected to the inner wall of the first U-shaped fixing block, a rectangular fixing block is arranged in the middle of the top of the second U-shaped fixing block, a cylindrical groove is formed in the rectangular fixing block, a U-shaped supporting block is arranged in the middle of the opening face of the first U-shaped fixing block, a threaded groove is formed in the middle of the top of the U-shaped supporting block, and a pre-tightening bolt is movably connected in the threaded groove.
Preferably, the end of the second rotating rod passes through one side of the U-shaped connecting block and is in threaded connection with a first pre-tightening nut.
Preferably, the end of the threaded connecting rod penetrates through the strip-shaped sliding groove and is in threaded connection with a second pre-tightening nut.
Preferably, the anti-skid device comprises a second fixing plate, a rotating block is arranged in the middle of the surface of the second fixing plate, and the rotating block is hinged to the protruding block.
Preferably, a circular rubber pad is bonded to the bottom of the second fixing plate.
Preferably, the bottom of the inner wall of the first U-shaped fixing block is provided with a first arc-shaped rubber pad.
Preferably, the bottom of the inner wall of the second U-shaped fixing block is provided with a second arc-shaped rubber pad.
Preferably, the top of the pre-tightening bolt is of a cross-shaped structure.
Preferably, the bottom of the pre-tightening bolt is provided with a cylindrical fixing block, the cylindrical fixing block is located in the cylindrical groove, and the cylindrical fixing block is rotatably connected with the rectangular fixing block.
Preferably, the external thread of the pre-tightening bolt is matched with the internal thread of the thread groove, and the pre-tightening bolt is in threaded connection with the U-shaped supporting block.
Compared with the prior art, the invention has the beneficial effects that:
this high energy ultrashort pulse fiber laser ware can adjust the height of isolator output head through the strutting arrangement who is equipped with to adapt to different application environment, can be with the rigidity of isolator output head through the fastener that is equipped with, avoid isolator output head to take place the skew at the during operation, thereby avoid taking place the unexpected condition.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the support device of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is an exploded view of the fastening device of the present invention.
In the figure: the device comprises a first fixing plate 1, a U-shaped connecting block 10, a supporting device 2, a first supporting plate 20, a strip-shaped sliding groove 200, a first rotating rod 201, a second rotating rod 202, a first pre-tightening nut 203, a second supporting plate 21, a threaded connecting rod 210, a second pre-tightening nut 211, a bump 212, an anti-skidding device 22, a second fixing plate 220, a rotating block 221, a circular rubber pad 222, a fastening device 3, a first U-shaped fixing block 30, a first arc-shaped rubber pad 300, a U-shaped supporting block 31, a threaded groove 310, a second U-shaped fixing block 32, a second arc-shaped rubber pad 320, a rectangular fixing block 321, a cylindrical groove 3210, a pre-tightening bolt 33, a cylindrical fixing block 330 and an isolator output head 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-4, the present invention provides a technical solution:
a high-energy ultrashort pulse fiber laser comprises a first fixing plate 1, three U-shaped connecting blocks 10 arranged in an annular array are arranged on the outer wall of the circumference of the first fixing plate 1, a supporting device 2 is connected with the first fixing plate 1 through the U-shaped connecting blocks 10, each U-shaped connecting block 10 is hinged with a supporting device 2, the height of an isolator output head 4 can be adjusted through the supporting devices 2, so that the high-energy ultrashort pulse fiber laser is suitable for different application environments, each supporting device 2 comprises a first supporting plate 20, a first rotating rod 201 and a second rotating rod 202 are respectively arranged on the left side and the right side of the first supporting plate 20 and close to the top of the first supporting plate, the first rotating rod 201 and the second rotating rod 202 are connected with the U-shaped connecting blocks 10, a strip-shaped sliding groove 200 is vertically arranged on the front side of the first supporting plate 20, a rectangular groove is inwards formed in the bottom of the first, the height adjustment is realized by the connection of the second support plate 21 and the first support plate 20, a threaded connecting rod 210 is arranged at the front side of the second support plate 21 and at the position close to the middle of the top, symmetrically distributed convex blocks 212 are arranged at the bottom of the second support plate 21, an anti-skid device 22 is hinged between the two convex blocks 212, the stability of the support device 2 can be improved by the anti-skid device 22, a fastening device 3 is arranged on the surface of the first fixing plate 1, the position of the output head 4 of the isolator can be fixed by the fastening device 3, the output head 4 of the isolator is prevented from deviating during operation, the fastening device 3 comprises a first U-shaped fixing block 30, the inner wall of the first U-shaped fixing block 30 is movably connected with a second U-shaped fixing block 32, a rectangular fixing block 321 is arranged at the middle of the top of the second U-shaped fixing block 32, a cylindrical groove 3210 is arranged in the rectangular fixing block 321, a U, the U-shaped supporting block 31 has a limiting effect on the second U-shaped fixing block 32 and a fixing effect on the pre-tightening bolt 33, a thread groove 310 is formed in the middle of the top of the U-shaped supporting block 31, the pre-tightening bolt 33 is movably connected in the thread groove 310, and the position of the second U-shaped fixing block 32 is adjusted through the pre-tightening bolt 33.
In this embodiment, the end of the second rotating rod 202 passes through one side of the U-shaped connecting block 10 and is connected with a first pre-tightening nut 203 through a thread, and the position of the supporting device 2 can be fixed to the first fixing plate 1 through the first pre-tightening nut 203.
Specifically, the end of the threaded connecting rod 210 passes through the strip-shaped sliding groove 200 and is in threaded connection with a second pre-tightening nut 211, and the second support plate 21 and the first support plate 20 which are adjusted to be in fixed positions can be fixed by the second pre-tightening nut 211.
Further, the anti-skid device 22 comprises a second fixing plate 220, a rotating block 221 is arranged in the middle of the surface of the second fixing plate 220, the rotating block 221 is hinged with the projection 212, when the supporting device 2 is integrally adjusted, the anti-skid device 22 can be adjusted in a self-adaptive manner, and the anti-skid device 22 can be ensured to always keep the maximum contact surface with the ground.
Further, a circular rubber pad 222 is bonded to the bottom of the second fixing plate 220, and the circular rubber pad 222 can play a role in preventing slipping, so that the stability of the supporting device 2 is improved.
Further, a first arc-shaped rubber pad 300 is arranged at the bottom of the inner wall of the first U-shaped fixing block 30, so that the friction force between the middle lower part and the bottom of the isolator output head 4 is increased.
Further, a second arc-shaped rubber pad 320 is arranged at the bottom of the inner wall of the second U-shaped fixing block 32, so that the friction force between the middle upper part and the top of the isolator output head 4 is increased.
Further, the top of the pre-tightening bolt 33 is a cross-shaped structure, which is convenient for a user to rotate the pre-tightening bolt 33.
In addition, the bottom of the pre-tightening bolt 33 is provided with a cylindrical fixing block 330, the cylindrical fixing block 330 is located in the cylindrical groove 3210, and the cylindrical fixing block 330 is rotatably connected with the rectangular fixing block 321, so that the second U-shaped fixing block 32 can stably move upwards or downwards when the pre-tightening bolt 33 rotates.
It should be noted that the external thread of the pre-tightening bolt 33 is matched with the internal thread of the thread groove 310, and the pre-tightening bolt 33 is in threaded connection with the U-shaped support block 31, so that the pre-tightening bolt 33 can be fixed in position when the external force of the pre-tightening bolt 33 is lost.
When the high-energy ultrashort pulse fiber laser of the embodiment is used, a user firstly places the isolator output head 4 on the first arc-shaped rubber pad 300 of the first U-shaped fixing block 30, then moves the second U-shaped fixing block 32 downwards through the pre-tightening bolt 33, so that the second arc-shaped rubber pad 320 wraps the upper part of the isolator output head 4, thereby fixing the position of the isolator output head 4, then the user adjusts the overall height of the supporting device 2 according to the height of the object to adapt to the height of the object, the user firstly rotates the first pre-tightening nut 203 anticlockwise, then rotates the first supporting plate 20 outwards, so that the first supporting plate 20 and the first fixing plate 1 have a certain angle to ensure the stability of the supporting device 2, then rotates the first pre-tightening nut 203 clockwise and fixes the positions of the rest first fixing plates 1, and then rotates the second pre-tightening nut 211 anticlockwise, the position of the second support plate 21 is moved until the laser emitted from the isolator output head 4 can be emitted to the object, and finally, the second pre-tightening nut 211 is rotated clockwise to fix the position of the second pre-tightening nut with the first support plate 20.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A high-energy ultrashort pulse fiber laser comprises a first fixing plate (1), and is characterized in that: the circumference outer wall of first fixed plate (1) is equipped with three U-shaped connecting blocks (10) of arranging with annular array, every U-shaped connecting block (10) all articulates there are strutting arrangement (2), strutting arrangement (2) include first backup pad (20), the position that just is close to the top in both sides about first backup pad (20) is equipped with first dwang (201) and second dwang (202) respectively, the front side of first backup pad (20) has vertically seted up bar spout (200), the bottom of first backup pad (20) is inwards seted up rectangular groove, sliding connection has second backup pad (21) in first backup pad (20), the position that just is close to the top middle part in the front side of second backup pad (21) is equipped with threaded connection pole (210), the bottom of second backup pad (21) is equipped with the lug (212) of symmetric distribution, an anti-skid device (22) is hinged between the two bumps (212), a fastening device (3) is arranged on the surface of the first fixing plate (1), the fastening device (3) comprises a first U-shaped fixing block (30), the inner wall of the first U-shaped fixing block (30) is movably connected with a second U-shaped fixing block (32), a rectangular fixing block (321) is arranged in the middle of the top of the second U-shaped fixing block (32), a rectangular groove (3210) is formed in the rectangular fixing block (321), a U-shaped supporting block (31) is arranged in the middle of the opening face of the first U-shaped fixing block (30), a threaded groove (310) is formed in the middle of the top of the U-shaped supporting block (31), and a cylindrical bolt (33) is movably connected in the threaded groove (310).
2. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the end part of the second rotating rod (202) penetrates through one side of the U-shaped connecting block (10) and is in threaded connection with a first pre-tightening nut (203).
3. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the end part of the threaded connecting rod (210) penetrates through the strip-shaped sliding groove (200) and is in threaded connection with a second pre-tightening nut (211).
4. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the anti-skid device (22) comprises a second fixing plate (220), a rotating block (221) is arranged in the middle of the surface of the second fixing plate (220), and the rotating block (221) is hinged to the protruding block (212).
5. A high energy ultrashort pulse fiber laser as claimed in claim 4, wherein: the bottom of the second fixing plate (220) is bonded with a circular rubber pad (222).
6. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the bottom of the inner wall of the first U-shaped fixing block (30) is provided with a first arc-shaped rubber pad (300).
7. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: and a second arc-shaped rubber pad (320) is arranged at the bottom of the inner wall of the second U-shaped fixing block (32).
8. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the top of the pre-tightening bolt (33) is of a cross-shaped structure.
9. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the bottom of the pre-tightening bolt (33) is provided with a cylindrical fixing block (330), the cylindrical fixing block (330) is positioned in the cylindrical groove (3210), and the cylindrical fixing block (330) is rotatably connected with the rectangular fixing block (321).
10. A high energy ultrashort pulse fiber laser as claimed in claim 1, wherein: the external thread of the pre-tightening bolt (33) is matched with the internal thread of the thread groove (310), and the pre-tightening bolt (33) is in threaded connection with the U-shaped supporting block (31).
Priority Applications (1)
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CN202010159377.7A CN111384656A (en) | 2020-03-09 | 2020-03-09 | High-energy ultrashort pulse fiber laser |
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CN202010159377.7A CN111384656A (en) | 2020-03-09 | 2020-03-09 | High-energy ultrashort pulse fiber laser |
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CN202010159377.7A Pending CN111384656A (en) | 2020-03-09 | 2020-03-09 | High-energy ultrashort pulse fiber laser |
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CN206556658U (en) * | 2017-02-23 | 2017-10-13 | 苏州建设监理有限公司 | Pocket total powerstation |
CN107838560A (en) * | 2017-10-18 | 2018-03-27 | 荆门市格林美新材料有限公司 | A kind of cutter device of waste paper photovoltaic panel |
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CN208608653U (en) * | 2018-02-28 | 2019-03-15 | 广州市汇霖祺电气机械有限公司 | A kind of industrial production cable fixture |
CN209896619U (en) * | 2019-05-29 | 2020-01-03 | 佛山市钜鑫科技工程有限公司 | Cable support structure for communication engineering |
CN209981713U (en) * | 2019-08-16 | 2020-01-21 | 郑州大学 | Regulation type deep ultraviolet laser |
CN210076961U (en) * | 2019-03-08 | 2020-02-18 | 新乡职业技术学院 | Art design is with workstation of angle regulation of being convenient for |
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2020
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CN203522074U (en) * | 2013-07-10 | 2014-04-02 | 国家电网公司 | Bundling fixing device for tail wire and main wire of stay wire of power transmission line poles |
CN108072450A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | Infrared thermometry device fixing bracket |
CN206432555U (en) * | 2017-01-12 | 2017-08-22 | 广州汉牛机械设备有限公司 | A kind of mounting seat of laser tube |
CN106838831A (en) * | 2017-02-07 | 2017-06-13 | 杨娇仔 | A kind of cutter sweep of light of stage |
CN206556658U (en) * | 2017-02-23 | 2017-10-13 | 苏州建设监理有限公司 | Pocket total powerstation |
CN107838560A (en) * | 2017-10-18 | 2018-03-27 | 荆门市格林美新材料有限公司 | A kind of cutter device of waste paper photovoltaic panel |
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CN209981713U (en) * | 2019-08-16 | 2020-01-21 | 郑州大学 | Regulation type deep ultraviolet laser |
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