CN211508176U - Saturable absorber device for optical fiber mode-locked laser - Google Patents
Saturable absorber device for optical fiber mode-locked laser Download PDFInfo
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- CN211508176U CN211508176U CN202020386575.2U CN202020386575U CN211508176U CN 211508176 U CN211508176 U CN 211508176U CN 202020386575 U CN202020386575 U CN 202020386575U CN 211508176 U CN211508176 U CN 211508176U
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Abstract
The utility model discloses a saturable absorber device that optic fibre mode locking laser was used, the power distribution box comprises a box body, the inner chamber of box is equipped with saturable absorber, but be the bottom plate slip joint that the symmetry was equipped with the lower extreme of two sets of plugboards and box around the saturable absorber, but saturable absorber's front and back end is the outside that the symmetry was equipped with the plug block and two sets of plug block and all is fixed with fixed establishment, and is two sets of the upper end of plug board is located the inner chamber of two sets of plug blocks respectively, be equipped with on the bottom plate of box and hold the chamber and hold the intracavity and install positioning mechanism. A saturable absorber device that optic fibre mode locking laser used, peg graft with the grafting piece through the plugboard, utilizing fixed establishment to fix the plugboard at the inner chamber of grafting piece to realize saturable absorber's quick installation, and stability is high, is equipped with positioning mechanism and first location card strip, through removing the installation piece, is convenient for to the adjustment of installation piece position.
Description
Technical Field
The utility model relates to an optical equipment field, in particular to saturable absorber device that optic fibre mode locking laser was used.
Background
The high-energy ultrashort pulse optical fiber mode-locked laser has wide application prospects in the fields of communication, national defense construction, precision machining and the like, can be used for realizing a large variety of absorber materials for passive mode locking, such as carbon nanotubes, graphene, topological insulators and the like, and generally adopts methods of compounding the absorber materials with high polymer, contacting evanescent fields and the like to prepare the materials into saturable absorber devices.
The existing ultrashort pulse optical fiber mode-locked laser is generally provided with a saturable absorber device, the saturable absorber device is composed of an installation block and a saturable absorber mirror, the patent number is CN201910120929.0, and the all-fiber airtight packaging structure and the packaging method of a semiconductor saturable absorber mirror are provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a saturable absorber device for an optical fiber mode-locked laser, which can effectively solve the problems of the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a saturable absorber device that optic fibre mode locking laser used, the power distribution box comprises a box body, the upper end of box is fixed with the apron through the bolt, and the inner chamber of box is equipped with saturable absorber, but it is the bottom plate slip joint that the symmetry is equipped with the lower extreme of two sets of plugboards and box around the saturable absorber, but saturable absorber's front and back end is the outside that the symmetry is equipped with the plug block and two sets of plug block and all is fixed with fixed establishment, and is two sets of the upper end of plug board is located the inner chamber of two sets of plug blocks respectively, and two sets of plug boards all peg graft with fixed establishment and fix the inner chamber at two sets of plug blocks, be equipped with on the bottom plate of box.
Preferably, the saturable absorber includes the installation piece, but be fixed with the saturable absorption mirror through heat conduction silica gel in the side of installation piece is equipped with recess and recess, the bottom of installation piece is even equidistant and is equipped with first location card strip.
Preferably, the fixing mechanism comprises a barrel, the front end of the barrel is provided with a pull rod, the rear end of the pull rod penetrates through the side walls of the barrel and the insertion block and extends to the inner cavity of the insertion block to be inserted into the insertion plate, a stop ring is fixed on the part of the pull rod, which is located in the inner cavity of the barrel, a spring is arranged between the stop ring and the barrel, and the spring is sleeved on the pull rod.
Preferably, positioning mechanism includes the fly leaf, the fly leaf is located the inner chamber that holds the chamber and conflicts with the inner chamber wall slip that holds the chamber, the below of fly leaf is the front and back symmetry and is equipped with positioning spring and two sets of positioning spring's upper end all with the lower extreme fixed connection of fly leaf, the upper end of fly leaf is even equidistant multiunit second locator card strip that is equipped with.
Preferably, the left side wall and the right side wall of the bottom end of the plug board are symmetrically provided with sliding clamping blocks, and the bottom plate of the box body is provided with sliding clamping grooves matched with the plug board.
Preferably, the group number of the first positioning clamping strips arranged at the bottom of the mounting block is less than the group number of the second positioning clamping strips arranged on the movable plate, and the lower ends of the first positioning clamping strips are located in the clamping gap formed between the two adjacent groups of second positioning clamping strips.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the fixing mechanism is arranged, the insertion plate and the insertion block fixed on the saturable absorber are inserted into the insertion block through the insertion plate, and the insertion plate is fixed in the inner cavity of the insertion block by the fixing mechanism, so that the saturable absorber is quickly installed, and the stability is high.
2. Be equipped with positioning mechanism and fix the first location card strip on saturable absorber for through removing the installation piece, make first location card strip extrude the second location card strip and make it take place the motion, the elastic action of rethread positioning spring fixes a position the installation piece, thereby is convenient for to the adjustment of installation piece position.
Drawings
FIG. 1 is a general view of a saturable absorber device for an optical fiber mode-locked laser according to the present invention;
FIG. 2 is a top partial cross-sectional view of a saturable absorber device for an optical fiber mode-locked laser according to the present invention;
FIG. 3 is a view showing a structure of a saturable absorber device for an optical fiber mode-locked laser according to the present invention;
FIG. 4 is a left side sectional view of a saturable absorber device for an optical fiber mode-locked laser according to the present invention;
FIG. 5 is an enlarged view of a point A structure of a saturable absorber device for an optical fiber mode-locked laser according to the present invention;
fig. 6 is a sliding clamping diagram of a plugboard of a saturable absorber device for an optical fiber mode-locked laser according to the present invention.
In the figure: 1. a box body; 2. a cover plate; 3. a saturable absorber; 31. mounting blocks; 32. a saturable absorber mirror; 33. a first positioning clamping strip; 4. an accommodating chamber; 5. an insertion block; 6. a fixing mechanism; 61. a barrel; 62. a spring; 63. a baffle ring; 64. a pull rod; 7. a positioning mechanism; 71. a positioning spring; 72. a second positioning clamping strip; 73. a movable plate; 8. a plugboard.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-6, a saturable absorber device for an optical fiber mode-locked laser, which comprises a box body 1, wherein a cover plate 2 is fixed at the upper end of the box body 1 through bolts, a saturable absorber 3 is arranged in an inner cavity of the box body 1, the front and the back of the saturable absorber 3 are symmetrically provided with two groups of plugboards 8, the lower ends of the two groups of plugboards 8 are slidably clamped with a bottom plate of the box body 1, the front and the back of the saturable absorber 3 are symmetrically provided with plugboards 5, the outer sides of the two groups of plugboards 5 are respectively fixed with a fixing mechanism 6, the upper ends of the two groups of plugboards 8 are respectively located in the inner cavities of the two groups of plugboards 5, the two groups of plugboards 8 are respectively spliced with the fixing mechanism 6 and fixed in the inner cavities of the two groups of plugboards 5.
The fixing mechanism 6 comprises a cylinder body 61, the front end of the cylinder body 61 is provided with a pull rod 64, the rear end of the pull rod 64 penetrates through the side walls of the cylinder body 61 and the insertion block 5 and extends to the inner cavity of the insertion block 5 to be inserted into the insertion plate 8, the pull rod 64 is positioned on the inner cavity of the cylinder body 61 and is fixed with a baffle ring 63, a spring 62 is arranged between the baffle ring 63 and the cylinder body 61, the spring 62 is sleeved on the pull rod 64, the pull rod 64 can be inserted into the insertion plate 8 through the elastic action of the spring 62, and therefore the saturable absorber 3 is fixed together with the insertion plate 8, and the saturable absorber 3 can be conveniently installed.
The positioning mechanism 7 includes a movable plate 73, the movable plate 73 is located in the inner cavity of the accommodating cavity 4 and slidably abuts against the inner cavity wall of the accommodating cavity 4, positioning springs 71 are symmetrically arranged below the movable plate 73 in a front-back manner, the upper ends of the two sets of positioning springs 71 are fixedly connected with the lower end of the movable plate 73, and a plurality of sets of second positioning fastening strips 72 are uniformly arranged at equal intervals at the upper end of the movable plate 73.
Be the symmetry about pinboard 8 bottom on the lateral wall and be equipped with the slip joint piece, be equipped with on the bottom plate of box 1 with the slip joint recess of 8 looks adaptations of pinboard, the slip joint of 8 pinboards of being convenient for.
The number of the first positioning clamping strips 33 arranged at the bottom of the mounting block 31 is less than that of the second positioning clamping strips 72 arranged on the movable plate 73, and the lower ends of the first positioning clamping strips 33 are all located in a clamping gap formed between two adjacent groups of the second positioning clamping strips 72.
It should be noted that, the present invention is a saturable absorber device for an optical fiber mode-locked laser, when installing a saturable absorber 3, by pulling two sets of pull rods 64, and inserting the insertion board 8 into the inner cavity of the insertion block 5, and making the first positioning clamp strip 33 equally located in the clamping gap between the sets of second positioning clamp strips 72, and then loosening the pull rods 64, and making the pull rods 64 and the insertion board 8 inserted by the elastic force of the spring 62, so that the saturable absorber 3 is fixed with the box body 1, which is convenient for installing the saturable absorber 3, and has high stability, when the saturable absorber 32 is partially damaged, the installation block 31 can be moved transversely, the first positioning clamp strip 33 provided at the lower end of the installation block 31 contacts with the second positioning clamp strip 72 and presses the second positioning clamp strip 72, so that it drives the movable plate 73 to move downwards, after moving for a distance, through the spring action of positioning spring 71, can make movable plate 73 upwards move for first location card strip 33 and second locating piece 72 joint once more, thereby realize the fixed to installation piece 31, and the position of installation piece 31 changes this moment, can adjust the horizontal position of installation piece 31, makes when the partial region of saturable absorption mirror 32 damages, through the adjustment to the position of installation piece 31, other intact regions of accessible saturable absorption mirror 32 carry out normal work.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a saturable absorber device that optical fiber mode locking laser used, includes box (1), its characterized in that: the upper end of box (1) is fixed with apron (2) through the bolt, and the inner chamber of box (1) is equipped with saturable absorber (3), but be the symmetry around saturable absorber (3) and be equipped with two sets of plugboard (8) and the lower extreme of two sets of plugboard (8) and the bottom plate slip joint of box (1), but the front and back end of saturable absorber (3) is the symmetry and is equipped with plug block (5) and the outside of two sets of plug block (5) all is fixed with fixed establishment (6), and is two sets of the upper end of plugboard (8) is located the inner chamber of two sets of plug block (5) respectively, and just two sets of plugboard (8) all with fixed establishment (6) grafting fix the inner chamber in two sets of plug block (5), be equipped with on the bottom plate of box (1) and hold chamber (4) in install positioning mechanism (7).
2. A saturable absorber device for a fiber mode locked laser according to claim 1, wherein: saturable absorber (3) are including installation piece (31), but be fixed with saturable absorption mirror (32) through heat conduction silica gel in the side of installation piece (31) is equipped with recess and recess, the bottom of installation piece (31) is even equidistant and is equipped with first location card strip (33).
3. A saturable absorber device for a fiber mode locked laser according to claim 1, wherein: fixing mechanism (6) include barrel (61), the rear end that the front end of barrel (61) was equipped with pull rod (64) and pull rod (64) end runs through the lateral wall of barrel (61) and grafting piece (5) and extends to the inner chamber and plugboard (8) grafting of grafting piece (5), pull rod (64) are located and are fixed with on the position of barrel (61) inner chamber and keep off ring (63) and keep off and be equipped with spring (62) between ring (63) and barrel (61), spring (62) cup joint on pull rod (64).
4. A saturable absorber device for a fiber mode locked laser according to claim 1, wherein: positioning mechanism (7) are including fly leaf (73), fly leaf (73) are located the inner chamber that holds chamber (4) and with hold the interior chamber wall slide conflict of chamber (4), the below of fly leaf (73) is the lower extreme fixed connection that the symmetry is equipped with positioning spring (71) and two sets of positioning spring (71) around and all with fly leaf (73), the upper end of fly leaf (73) is even equidistant and is equipped with multiunit second location card strip (72).
5. A saturable absorber device for a fiber mode locked laser according to claim 1, wherein: the bottom of the insertion plate (8) is symmetrically provided with sliding clamping blocks on the left side wall and the right side wall, and a sliding clamping groove matched with the insertion plate (8) is formed in the bottom plate of the box body (1).
6. A saturable absorber device for a fiber mode locked laser according to claim 2, wherein: the number of the first positioning clamping strips (33) arranged at the bottom of the mounting block (31) is less than that of the second positioning clamping strips (72) arranged on the movable plate (73), and the lower ends of the first positioning clamping strips (33) are located in clamping gaps formed between the two adjacent sets of second positioning clamping strips (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020386575.2U CN211508176U (en) | 2020-03-24 | 2020-03-24 | Saturable absorber device for optical fiber mode-locked laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020386575.2U CN211508176U (en) | 2020-03-24 | 2020-03-24 | Saturable absorber device for optical fiber mode-locked laser |
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| Publication Number | Publication Date |
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| CN211508176U true CN211508176U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020386575.2U Active CN211508176U (en) | 2020-03-24 | 2020-03-24 | Saturable absorber device for optical fiber mode-locked laser |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783081A (en) * | 2021-08-31 | 2021-12-10 | 光越科技(深圳)有限公司 | Semiconductor saturable absorption assembly and mode locker |
-
2020
- 2020-03-24 CN CN202020386575.2U patent/CN211508176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783081A (en) * | 2021-08-31 | 2021-12-10 | 光越科技(深圳)有限公司 | Semiconductor saturable absorption assembly and mode locker |
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