CN205388653U - Semiconductor laser's optical fiber switch device - Google Patents
Semiconductor laser's optical fiber switch device Download PDFInfo
- Publication number
- CN205388653U CN205388653U CN201620180707.XU CN201620180707U CN205388653U CN 205388653 U CN205388653 U CN 205388653U CN 201620180707 U CN201620180707 U CN 201620180707U CN 205388653 U CN205388653 U CN 205388653U
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- electrode
- lens drum
- contact pin
- caudal peduncle
- lens
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 37
- 239000004065 semiconductor Substances 0.000 title claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 25
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000007769 metal material Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 1
- 238000004070 electrodeposition Methods 0.000 abstract 1
- 239000003292 glue Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000004899 motility Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Optical Couplings Of Light Guides (AREA)
Abstract
According to the utility model provides a pair of semiconductor laser's optical fiber switch device, a side -mounting coupling lens of lens drum installs electrode and dead ring at the lens drum other end, and the electrode is insulating with the lens drum, and electrode and lens drum are connected to respectively among the control circuit of outside, the one end that fiber optic pin has an electrode from lens drum ann freely is inserted and is fixed on the lens drum, and contact pin caudal peduncle and electrode contact make the electrode switch on through contact pin caudal peduncle and lens drum, and the contact pin caudal peduncle has played the effect of a connection, and the circuit is started working when switching on, simultaneously through the electrode position constraint the fiber optic pin male degree of depth, guarantee that control circuit during operation fiber optic pin terminal surface is located coupling lens focus department, accomplishes the fiber optic coupling. Removed to the restriction of contact pin kind and material among traditional technical scheme, reduced the degree of difficulty that the laser instrument was debug, still strengthened the security performance that the laser instrument used when guaranteeing to obtain optimal coupling efficiency.
Description
Technical field
This utility model relates to the fiber switch de-vice of a kind of semiconductor laser, by the connect-disconnect structure of optical fiber contact pins, controls the work of laser instrument.This device is suitable for applying to the laser fields such as laser medicine, laser measurement, Laser Processing.
Background technology
Industry, medical science and scientific research field are widely used high-power semiconductor laser as work light, laser it is frequently necessary to connect different optical fiber in use, but the installation at actually used these optical fiber central is often installed in not in place or use procedure because vibrations optical fiber can come off, optical fiber is caused to burn on fire, serious production can be caused to endanger, this fiber switch de-vice being accomplished by providing a semiconductor laser.
Traditional technical scheme is to install photoemissive device and photoelectric receiving device in lens drum both sides, after optical fiber contact pins inserts, intercepts photelectric receiver and receives light, utilize the change of receptor electric current to complete the switch of laser instrument.In this scheme, switching device is arranged on lens drum both sides, light receiving element needs with light emitting devices to install parallel and light shaft coaxle, ensure receiving efficiency, which adds difficulty when laser instrument is debug, also can affect reception because of the output of key light to a certain extent, in addition, for above-mentioned technical scheme, photoswitch uses just for the optical fiber contact pins of metal class, the optical fiber contact pins isolation of ceramic-like is low, is difficult to be effectively isolated, and limits the versatility of fiber switch use and the motility of laser structure design.
Summary of the invention
The purpose of this utility model is to provide the fiber switch de-vice of a kind of semiconductor laser, and this device utilizes the metal caudal peduncle of optical fiber contact pins, while the optical fiber contact pins coupling position of location, makes two metal device connections insulated, reaches the effect of switch.Relieve the restriction to optical fiber contact pins kind in conventional solution, decrease the quantity of fiber switch device, reduce the difficulty that fiber switch is installed, also enhance, while ensureing to obtain optimistic coupling efficiency, the motility that fiber switch uses.
The technical solution adopted in the utility model is: the fiber switch de-vice of a kind of semiconductor laser, it is characterized in that, coupled lens is installed in the side of lens drum, electrode and dead ring are installed at the lens drum other end, electrode insulate with lens drum, and electrode and lens drum are connected respectively in the control circuit of outside；Optical fiber contact pins is equipped with one end of electrode from lens drum and is inserted freely into and is fixed on lens drum, contact pin caudal peduncle and electrode contact, makes electrode pass through contact pin caudal peduncle and lens drum conducting, and contact pin caudal peduncle serves an effect connected, and during conducting, circuit is started working；The degree of depth that optical fiber contact pins inserts by the position limitation of electrode simultaneously, it is ensured that during control circuit work, ferrule end-face is positioned at coupled lens focal point, complete optical fiber coupling.
Wherein, described electrode is arranged on one end of lens drum, and installation site is easy to dismounting, is provided with dead ring between lens drum and electrode, it is ensured that insulate between two electrodes.
Wherein, the fixed form of described contact pin caudal peduncle and lens drum outer contact portions can be SMA905 interface, ST interface, FC/PC interface, Magnet interface.
Wherein, described contact pin caudal peduncle connects electrode and lens drum, the step surface of contact pin caudal peduncle and electrode contact, is fixed on again on lens drum outside contact pin caudal peduncle, makes electrode and lens drum connect.
Wherein, described electrode and lens drum are connected respectively to the control circuit of outside, whether are inserted into the switch specifying position to carry out control circuit by optical fiber contact pins.
Wherein, the degree of depth that the position limitation of described electrode contact pin caudal peduncle inserts, it is ensured that during control circuit work, ferrule end-face is positioned at the focal point of coupled lens, it is ensured that optimistic coupling efficiency.
Wherein, described electrode can be the nonmetallic materials that any metal material or surface are coated with conductive layer, and dead ring can be the metal material that there is insulating barrier on any nonmetallic materials or surface.
Wherein, described optical fiber contact pins can be metal material or nonmetallic materials, and contact pin caudal peduncle is the nonmetallic materials that metal material or surface are coated with conductive layer, and optical fiber contact pins is fixed in contact pin caudal peduncle, and be connected use.
The beneficial effects of the utility model are: by the structure of optical fiber contact pins caudal peduncle place Mechanical Contact, relieve the restriction to optical fiber contact pins kind, this structure is no longer harsh to its status requirement when switching device is installed, thus reducing the resetting difficulty of fiber switch, and switching signal is processed by the control circuit not needing external complex, can either directly through the control circuit work that is turned on or off, reduce the design difficulty of control circuit, secondly, electrode is arranged on light-emitting window place, the electrode of quick-replaceable different size can reach good coupling effect, ensure best coupling efficiency.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the fiber switch de-vice of semiconductor laser.
Fig. 2 is optical fiber contact pins cross-sectional schematic when not being inserted into.
Fig. 3 is the system schematic of the fiber switch de-vice of semiconductor laser.
In figure: 1. coupled lens, 2. lens drum, 3. dead ring, 4. electrode A, 5. optical fiber contact pins, 6. contact pin caudal peduncle, 7. control circuit.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model will be further described.Fig. 1 shows the cross-sectional schematic of the fiber switch de-vice of semiconductor laser, Fig. 3 is its system schematic, as it can be seen, the direct glue of coupled lens 1 is fixed on one end of lens drum 2, incident collimated light beam is focused in the focus of coupled lens 1 by coupled lens 1；Dead ring 3 glue is fixed on the other end of lens drum, and electrode 4 is coaxial with dead ring 3 and is fixed on dead ring 3 inside with glue.Optical fiber contact pins 5 interference fit is fixed in contact pin caudal peduncle 6, optical fiber contact pins 5 with contact pin caudal peduncle 6 is inserted into lens drum 2 from the one end being provided with electrode 4, the plane making contact pin caudal peduncle 6 holds out against electrode 4, by fixing for the part of contact pin caudal peduncle 6 and lens drum 2 external connection locking, now electrode 4 limits the position of contact pin caudal peduncle 6, thus limiting the on position of optical fiber contact pins 5, make the end face of optical fiber contact pins 5 on the focal plane of coupled lens 1, lens drum 2 is connected with electrode 4 simultaneously, control circuit 7 is started working, the collimated light beam of laser instrument output is coupled in optical fiber by coupled lens 1.
Fig. 2 is optical fiber contact pins cross-sectional schematic when not being inserted into, when optical fiber contact pins 5 and contact pin caudal peduncle 6 are fitted without putting in place or disengaging, the end face of optical fiber contact pins 5 leaves the focal plane of coupled lens 1, optical coupling efficiency quickly reduces, but contact pin caudal peduncle 6 also separates with electrode 4 simultaneously, lens drum 2 and electrode 4 disconnect, and control circuit 7 quits work, and laser instrument stops light.
Finally it should be noted that, above example is only in order to illustrate that the technical solution of the utility model is not intended to limit, and in application, extend to other amendment, change, application and embodiment, think that all such amendments, change, application, embodiment are all in spirit and scope of the present utility model simultaneously.
Claims (8)
1. the fiber switch de-vice of a semiconductor laser, it is characterised in that coupled lens is installed in the side of lens drum, is provided with electrode and dead ring, electrode and lens drum insulation at the lens drum other end, and electrode and lens drum are connected respectively in the control circuit of outside；Optical fiber contact pins is equipped with one end of electrode from lens drum and is inserted freely into and is fixed on lens drum, contact pin caudal peduncle and electrode contact, makes electrode pass through contact pin caudal peduncle and lens drum conducting, and contact pin caudal peduncle serves an effect connected, and during conducting, circuit is started working；The degree of depth that optical fiber contact pins inserts by the position limitation of electrode simultaneously, it is ensured that during control circuit work, ferrule end-face is positioned at coupled lens focal point, complete optical fiber coupling.
2. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterised in that described electrode is arranged on one end of lens drum, installation site is easy to dismounting, is provided with dead ring between lens drum and electrode, it is ensured that insulate between two electrodes.
3. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterised in that the fixed form of described contact pin caudal peduncle and lens drum outer contact portions can be SMA905 interface, ST interface, FC/PC interface, Magnet interface.
4. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterized in that, described contact pin caudal peduncle connects electrode and lens drum, the step surface of contact pin caudal peduncle and electrode contact, it is fixed on again on lens drum outside contact pin caudal peduncle, makes electrode and lens drum connect.
5. whether the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterised in that described electrode and lens drum are connected respectively to the control circuit of outside, be inserted into the switch specifying position to carry out control circuit by optical fiber contact pins.
6. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterized in that, the degree of depth that the position limitation of described electrode contact pin caudal peduncle inserts, it is ensured that during control circuit work, ferrule end-face is positioned at the focal point of coupled lens, it is ensured that optimistic coupling efficiency.
7. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterized in that, described electrode can be the nonmetallic materials that any metal material or surface are coated with conductive layer, and dead ring can be the metal material that there is insulating barrier on any nonmetallic materials or surface.
8. the fiber switch de-vice of a kind of semiconductor laser according to claim 1, it is characterized in that, but described optical fiber contact pins metal material or nonmetallic materials, contact pin caudal peduncle is the nonmetallic materials that metal material or surface are coated with conductive layer, optical fiber contact pins is fixed in contact pin caudal peduncle, and be connected use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180707.XU CN205388653U (en) | 2016-03-10 | 2016-03-10 | Semiconductor laser's optical fiber switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180707.XU CN205388653U (en) | 2016-03-10 | 2016-03-10 | Semiconductor laser's optical fiber switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205388653U true CN205388653U (en) | 2016-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620180707.XU Active CN205388653U (en) | 2016-03-10 | 2016-03-10 | Semiconductor laser's optical fiber switch device |
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| Country | Link |
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| CN (1) | CN205388653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110196471A (en) * | 2019-06-04 | 2019-09-03 | 长春光吉科技有限责任公司 | A kind of quick self-positioning locking structure of the high mechanical strength for fiber coupling |
| CN112987205A (en) * | 2021-04-14 | 2021-06-18 | 中国工程物理研究院战略技术装备发展中心 | Three-dimensional adjustable laser color separation coupling device in engineering application |
-
2016
- 2016-03-10 CN CN201620180707.XU patent/CN205388653U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110196471A (en) * | 2019-06-04 | 2019-09-03 | 长春光吉科技有限责任公司 | A kind of quick self-positioning locking structure of the high mechanical strength for fiber coupling |
| CN112987205A (en) * | 2021-04-14 | 2021-06-18 | 中国工程物理研究院战略技术装备发展中心 | Three-dimensional adjustable laser color separation coupling device in engineering application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220513 Address after: 710065 4th floor, E3 building, No. 103, Xi'an Semiconductor Industrial Park, No. 125, Jinye Road, high tech Zone, Xi'an, Shaanxi Province Patentee after: Xi'an Xinchuang Yimei technology partnership (L.P.) Address before: 100070 115, 1 floor, 1 building, 10 Spark Road, Fengtai District Science City, Beijing. Patentee before: BEIJING REALLIGHT TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231016 Address after: Room 301, 3rd Floor, Building 7, Kunpeng Zhizaoyuan, Dongjiangdu Village, Diaotai Street, Fengxi New City, Xi'an City, Shaanxi Province, 712000 Patentee after: Lingsu Medical Technology (Shaanxi) Co.,Ltd. Address before: 710065 4th floor, E3 building, No. 103, Xi'an Semiconductor Industrial Park, No. 125, Jinye Road, high tech Zone, Xi'an, Shaanxi Province Patentee before: Xi'an Xinchuang Yimei technology partnership (L.P.) |
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| TR01 | Transfer of patent right |