CN102207582B - Simple three dimensional adjusting device for fiber to receive laser - Google Patents
Simple three dimensional adjusting device for fiber to receive laser Download PDFInfo
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- CN102207582B CN102207582B CN2010101389470A CN201010138947A CN102207582B CN 102207582 B CN102207582 B CN 102207582B CN 2010101389470 A CN2010101389470 A CN 2010101389470A CN 201010138947 A CN201010138947 A CN 201010138947A CN 102207582 B CN102207582 B CN 102207582B
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Abstract
The invention discloses a simple three dimensional adjusting device for a fiber to receive a laser and relates to a fiber technology. The apparatus comprises a sleeve, an optical element, an optical element support, a fiber screw-on flange and an output fiber. The sleeve has a cylindrical form. A vertical through hole is provided on the central axis of the sleeve. The internal diameters of the two ends of the through hole is larger then that of the interlude so as to form two cavities. A fiber screw-on flange is fixedly connected in one cavity with connecting pieces. The outer end of the fiber screw-on flange is fixedly connected to the output fiber. At least one optical element rack is in a bolted connection in the other cavity. The center of the optical element rack is fixedly connected to an optical element. The sleeve, the optical element and the fiber screw-on flange share the same central axis. The opening of the other cavity faces towards the laser beam of a laser system and the laser beam injects into the cavity through the outboard of the optical element. According to the three dimensional adjusting apparatus provided in the invention, the laser beam outputted by the laser system can be effectively coupled into the fiber.
Description
Technical field
The present invention relates to the optical fiber technology field, is to receive in the system of laser at optical fiber, simple efficiently with laser coupled to a kind of simple and easy three-dimensional regulating mechanism that receives in the optical fiber.
Background technology
In the laser system with optical fiber output, optical fiber is usually as one of annex, and when needed, the standard fiber joint of optical fiber and the standard fiber flange on the laser system spin, and optical fiber is installed on the laser system.At this moment, if the laser beam of laser system output can accurately not import in the optical fiber, will directly influence the performance of whole laser system; Such as in high power laser equipment with optical fiber output; Dock inaccurate meeting and reduce output power of laser greatly, simultaneously, because the power transfer of the loss in the screw-on place is a heat energy; Can cause burning of standard fiber joint, even cause the damage of laser system.
Therefore, how accurately positioning optical waveguides receives in the optical fiber output beam high-level efficiency of laser system, is one of important step that improves optical fiber output laser system performance.
Summary of the invention
The objective of the invention is to, the simple and easy three-dimensional regulating mechanism that provides a kind of optical fiber to receive laser is used for the simple laser beam of efficiently laser system being exported and is coupled to optical fiber.
For achieving the above object, technical solution of the present invention is:
A kind of optical fiber receives the simple and easy three-dimensional regulating mechanism of laser, and it comprises:
One sleeve 1, at least one optical element 2, at least one optical element support 3, an optical fiber spin flange 4, output optical fibre;
One sleeve 1 is cylindrical, and a longitudinal hole 11 is arranged on the axis of this sleeve 1, and through hole 11 two ends internal diameters are bigger than interlude, forms two cavity A1, B1;
Be connected with the optical fiber flange 4 that spins with web member in the cavity A1, spin flange 4 outer ends and output optical fibre of optical fiber is connected; Be bolted with at least one optical element support 3 in the cavity B1, each optical element support 3 center is connected with an optical element 2;
Sleeve 1, optical element 2, optical element support 3, optical fiber flange 4 totally one axis that spins;
The opening of cavity (B1) is facing to the laser beam of laser system output, and laser beam is injected by optical element 2 outsides.
Described simple and easy three-dimensional regulating mechanism is connected with the optical fiber flange 4 that spins with web member in its said cavity A1, and its web member is set screw 5; One step surface is respectively arranged at two cavity A1, B1 bottom, and two step surface A, B are parallel to each other, and perpendicular to the axis; The internal thread hole 12 that a plurality of perforations are radially arranged on the medial surface circumference of cavity A1, internal thread hole 12 evenly distribute on same plane, and each internal thread hole 12 is vertical with the axis respectively, and spiral shell is provided with a set screw 5 in each internal thread hole 12;
Described simple and easy three-dimensional regulating mechanism, its said internal thread hole 12 is three, and in one plane evenly distributes with 120 degree angles, set screw 5 numbers are identical with internal thread hole 12 numbers.
Described simple and easy three-dimensional regulating mechanism; The spin external thread 44 of flange 4 of its said optical fiber spins with external output optical fibre; This external thread 44 adopts the screw thread of SMA, FC, SC, ST or other international standard fiber flange-interfaces, and spinning with the flange-interface of external output optical fibre is connected.
Described simple and easy three-dimensional regulating mechanism is bolted with at least one optical element support 3 in its said cavity B1, and each optical element support 3 center is connected with an optical element 2, and the medial surface of its cavity B1 is provided with internal thread 13; Optical element support 3 is for having the circular of thickness; There is a through hole 31 at the center, is evenly equipped with at least one counterbore 32, one disk shape optical element 2 on the periphery circle of through hole 31; The thickness of its thickness and optical element support 3 is suitable, is fixed in the through hole 31 on the optical element support 3; There is external thread 33 optical element support 3 peripheries circle side, internal thread 13 bolts on the medial surface of external thread 33 and sleeve 1 cavity (B1);
The optical element 2 at optical element support 3 centers is positioned on the axis of sleeve 1, and perpendicular to the axis of sleeve 1.
Described simple and easy three-dimensional regulating mechanism, its affixed optical element 2 in said optical element support 3 centers is to be fixed in the through hole 31 through screw, mode gluing, welding.
Described simple and easy three-dimensional regulating mechanism, the tail end of its said set screw 5 has annular knurl 52, its role is to increase friction, the convenient use.
The simple and easy three-dimensional regulating mechanism that the present invention provides a kind of optical fiber to receive laser, that its advantage is is simple in structure, easy to operate and with low cost, be easy to realize that the laser beam that can simply efficiently laser system be exported is coupled in the optical fiber.
Description of drawings
Fig. 1 is the perspective exploded view that optical fiber of the present invention receives the simple and easy three-dimensional regulating mechanism of laser;
Fig. 2 is the vertical section structure synoptic diagram of sleeve 1 of the present invention among Fig. 1;
Fig. 3 be among Fig. 1 optical element support 3 of the present invention face structural representation;
Fig. 4 is the spin vertical section structure synoptic diagram of flange 4 of optical fiber of the present invention among Fig. 1;
Fig. 5 is the structural representation of set screw 5 of the present invention among Fig. 1.
Embodiment
At first see also Fig. 1, be that a kind of optical fiber of the present invention receives the simple and easy three-dimensional regulating mechanism of laser, comprising: sleeve 1, optical element 2, optical element support 3, optical fiber spin flange 4, set screw 5.
See also Fig. 1 and Fig. 2, Fig. 2 is the vertical section structure synoptic diagram of sleeve 1.One sleeve 1 is cylindrical, and a longitudinal hole 11 is arranged on the axis of this sleeve 1, and through hole 11 two ends internal diameters are bigger slightly than interlude; Form two cavity A1, B1; One step surface A, B are respectively arranged at two cavity A1, B1 bottom, and two step surface A, B are parallel to each other, and perpendicular to the axis.The internal thread hole 12 that 3 perforations are radially arranged on the medial surface circumference of cavity A1, internal thread hole 12 are evenly distributed with 120 degree angles on same plane, and 3 internal thread holes 12 are vertical with the axis respectively.The medial surface of cavity B1 is provided with internal thread 13.
See also Fig. 1 and Fig. 3, Fig. 3 is the structural representation of facing of optical element support 3.One has certain thickness circular optical element support 3; There is a through hole 31 at these optical element support 3 centers; Be evenly equipped with 1,2 or a plurality of counterbore 32 on the periphery circle of through hole 31; One disk shape optical element 2, the thickness of its thickness and optical element support 3 is suitable, can optical element 2 be assemblied in the through hole 31 on the optical element support 3 through wringing fit modes such as screw, gluing, welding; There is external thread 33 optical element support 3 peripheries circles side, and the internal thread 13 on the cavity B1 medial surface of external thread 33 and sleeve 1 is spirally connected, and after spiral shell was solid, optical element 2 was perpendicular to the axis of sleeve 1, and was positioned on the axis; The effect of counterbore 32 is to use the instruments such as tweezers can be easily with in the optical element support 3 precession cavity B1.According to the needs of optical system, the optical element support 3 that has an optical element 2 can adopt one, two or more, and, confirm the degree of depth of optical element support 3 precession in the cavity B1 of sleeve 1 according to the needs of different optical element 2.
See also Fig. 1 and Fig. 4, Fig. 4 is the spin structural representation of flange 4 of an optical fiber, and this optical fiber flange 4 one ends that spin are a right cylinder 42, and the other end is a cone 43, and a longitudinal hole 41 is arranged on its axis; On the right cylinder 42 peripheries circles external thread 44 is arranged, external thread 44 adopts the screw thread of SMA, FC, SC, ST and other international standard fiber flange-interfaces, is used for and the spinning of the external optical fiber of laser system; The bottom surface of cone 43 is B2, and circular conical surface is C, and bottom surface B2 can translation in the step surface A of sleeve 1.
See also Fig. 1 and Fig. 5, Fig. 5 is the structural representation of set screw 5.The quantity of internal thread hole 12 is identical on the cavity A1 medial surface circumference of the quantity of set screw 5 and sleeve 1; And 3 internal threads that connect internal thread holes 12 on the cavity A1 medial surface circumference of the external thread 51 of set screw 5 and sleeve 1 match; The bottom surface B2 that its role is to cone 43 moves to optical fiber when receiving maximal efficiency on the step surface A of sleeve 1; Utilize the tip of set screw 5 to compress the spin circular conical surface C of flange 4 of optical fiber, the optical fiber flange 4 that spins is fixed into one with sleeve 1; The tail end of set screw 5 has annular knurl 52, its role is to increase friction, the convenient use.
Claims (7)
1. the simple and easy three-dimensional regulating mechanism of an optical fiber reception laser is characterized in that, comprising:
One sleeve (1), at least one optical element (2), at least one optical element support (3), an optical fiber spin flange (4), output optical fibre;
One sleeve (1) is cylindrical, and a longitudinal hole (11) is arranged on the axis of this sleeve (1), and through hole (11) two ends internal diameter is bigger than interlude, forms first cavity (A1) and second cavity (B1);
Be connected with the optical fiber flange (4) that spins with web member in first cavity (A1), spin flange (4) outer end and output optical fibre of optical fiber is connected; Be bolted with at least one optical element support (3) in second cavity (B1), each optical element support (3) center is connected with an optical element (2);
Sleeve (1), optical element (2), optical element support (3), optical fiber flange (4) totally one axis that spins;
The opening of second cavity (B1) is facing to the laser beam of laser system output, and laser beam is injected by optical element (2) outside.
2. simple and easy three-dimensional regulating mechanism as claimed in claim 1 is characterized in that, is connected with the optical fiber flange (4) that spins with web member in said first cavity (A1), and its web member is set screw (5); One step surface is respectively arranged at first cavity (A1) and second cavity (B1) bottom, and first step face (A) and second step face (B) are parallel to each other, and perpendicular to the axis; The internal thread hole (12) that a plurality of perforations are radially arranged on the medial surface circumference of first cavity (A1); Internal thread hole (12) evenly distributes on same plane; Each internal thread hole (12) is vertical with the axis respectively, and the interior spiral shell of each internal thread hole (12) is provided with a set screw (5);
The optical fiber flange (4) that spins, an end is a right cylinder (42), the other end is a cone (43), and a longitudinal hole (41) is arranged on its axis; On right cylinder (42) the periphery circle external thread (44) is arranged, external thread (44) spins with external output optical fibre; The bottom surface (B2) of cone (43) is close to the first step face (A) of sleeve (1) first cavity (A1) and is connected, and the tip of set screw (5) compresses the circular conical surface (C) of cone (43), and spin flange (4) and sleeve (1) of optical fiber is fixed into one.
3. simple and easy three-dimensional regulating mechanism as claimed in claim 2 is characterized in that, said internal thread hole (12) is three, and in one plane evenly distributes with 120 degree angles, and set screw (5) number is identical with internal thread hole (12) number.
4. simple and easy three-dimensional regulating mechanism as claimed in claim 2; It is characterized in that; Spin external thread (44) and the external output optical fibre of flange (4) of said optical fiber spins; This external thread (44) adopts the screw thread of SMA, FC, SC or ST standard fiber flange-interface, and spinning with the flange-interface of external output optical fibre is connected.
5. simple and easy three-dimensional regulating mechanism as claimed in claim 1; It is characterized in that; Be bolted with at least one optical element support (3) in said second cavity (B1), each optical element support (3) center is connected with an optical element (2), and the medial surface of its second cavity (B1) is provided with internal thread (13); Optical element support (3) is for having the circular of thickness; There is a through hole (31) at the center; Be evenly equipped with at least one counterbore (32) on the periphery circle of through hole (31); One disk shape optical element (2), the thickness of its thickness and optical element support (3) is suitable, is fixed in the through hole (31) on the optical element support (3); There is external thread (33) optical element support (3) periphery circle side, internal thread (13) bolt on the medial surface of external thread (33) and sleeve (1) second cavity (B1);
The optical element (2) at optical element support (3) center is positioned on the axis of sleeve (1), and perpendicular to the axis of sleeve (1).
6. like claim 1 or 5 described simple and easy three-dimensional regulating mechanisms, it is characterized in that the optical element (2) that said optical element support (3) center is affixed is to be fixed in the through hole (31) through screw, mode gluing or welding.
7. like claim 2 or 3 described simple and easy three-dimensional regulating mechanisms, it is characterized in that the tail end of said set screw (5) has annular knurl (52), its role is to increase friction, the convenient use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101389470A CN102207582B (en) | 2010-03-31 | 2010-03-31 | Simple three dimensional adjusting device for fiber to receive laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101389470A CN102207582B (en) | 2010-03-31 | 2010-03-31 | Simple three dimensional adjusting device for fiber to receive laser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102207582A CN102207582A (en) | 2011-10-05 |
| CN102207582B true CN102207582B (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101389470A Expired - Fee Related CN102207582B (en) | 2010-03-31 | 2010-03-31 | Simple three dimensional adjusting device for fiber to receive laser |
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| CN (1) | CN102207582B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037559A (en) * | 2017-06-08 | 2017-08-11 | 苏州艾力光电科技有限公司 | A kind of eccentric wheel optical fiber adjustment mechanism |
| CN111337117B (en) * | 2020-04-14 | 2022-07-05 | 青岛海洋科学与技术国家实验室发展中心 | Optical fiber laser hydrophone |
| CN112731605B (en) * | 2020-12-28 | 2023-05-23 | 哈尔滨和达光电仪器技术开发有限公司 | Multi-angle adjustable optical fiber base |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1417607A (en) * | 2002-11-22 | 2003-05-14 | 天津大学 | Photoelectronic mixed fiber rotating connector |
| CN2630875Y (en) * | 2003-07-24 | 2004-08-04 | 同济大学 | 1 to n conical optical fiber connector |
| CN1900751A (en) * | 2005-07-21 | 2007-01-24 | 中国科学院半导体研究所 | Optic fiber adaptor structure |
-
2010
- 2010-03-31 CN CN2010101389470A patent/CN102207582B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1417607A (en) * | 2002-11-22 | 2003-05-14 | 天津大学 | Photoelectronic mixed fiber rotating connector |
| CN2630875Y (en) * | 2003-07-24 | 2004-08-04 | 同济大学 | 1 to n conical optical fiber connector |
| CN1900751A (en) * | 2005-07-21 | 2007-01-24 | 中国科学院半导体研究所 | Optic fiber adaptor structure |
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| Publication number | Publication date |
|---|---|
| CN102207582A (en) | 2011-10-05 |
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Granted publication date: 20120801 Termination date: 20130331 |