CN212181084U - Mechanical optical switch - Google Patents
Mechanical optical switch Download PDFInfo
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- CN212181084U CN212181084U CN202020762724.0U CN202020762724U CN212181084U CN 212181084 U CN212181084 U CN 212181084U CN 202020762724 U CN202020762724 U CN 202020762724U CN 212181084 U CN212181084 U CN 212181084U
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- collimator
- optical fiber
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- stepping motor
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Abstract
The utility model provides a mechanical photoswitch, which comprises an input optical fiber collimator group, an input collimator joint, a first stepping motor, an output optical fiber collimator group, an output collimator joint, a second stepping motor and a main control circuit; the input end collimator joint is arranged on a rotating shaft of the first stepping motor, the input end collimator joint rotates around the rotating shaft of the first stepping motor, and all input optical fiber collimators in the input optical fiber collimator group are arranged along the motion track of the input end collimator joint; the output end collimator joint is arranged on a rotating shaft of the second stepping motor, the output end collimator joint rotates around the rotating shaft of the second stepping motor, and all output optical fiber collimators in the output optical fiber collimator group are arranged along the motion track of the output end collimator joint; the input end collimator joint is connected with the output end collimator joint through a jumper connection optical fiber. The utility model discloses a mechanical type photoswitch cost is lower, production technology and control principle are simple, response speed is fast.
Description
Technical Field
The utility model relates to an optical switch technical field especially relates to a mechanical type optical switch.
Background
The optical switch is mainly applied to optical communication systems, optical fiber sensing systems, laser optical experiments, optical signal exchange in laser radar systems or rapid switching of laser beams.
Optical switches on the market at present are classified according to their structure, mainly into mechanical and non-mechanical optical switches. The non-mechanical optical switch mostly adopts acousto-optic modulation (AOM) and electro-optic modulation (EOM) technologies, and has the advantages of high response speed, incapability of completely cutting off light beams, crosstalk and leakage phenomena, high attenuation of optical signals and incapability of bearing high-power and high-energy optical signals. The other mechanical optical switch is driven by mechanical modes such as electromagnetism, static electricity, heat and the like, so that the optical element is displaced to realize the switching of an optical path. However, the switching speed is slow, usually more than 10 ms, the production cost is high, the process is complex, the installation position of the core optical device needs to be finely calibrated, and the optical signal with larger energy cannot be borne.
Disclosure of Invention
The utility model mainly aims at providing a cost is lower, production technology and control principle are simple, response speed is fast mechanical type photoswitch.
In order to achieve the above main object, the present invention provides a mechanical optical switch, which comprises an input optical fiber collimator set, an input collimator joint, a first stepping motor, an output optical fiber collimator set, an output collimator joint, a second stepping motor and a main control circuit; the first stepping motor and the second stepping motor are both electrically connected with the main control circuit; the input end collimator joint is arranged on a rotating shaft of the first stepping motor, the input end collimator joint rotates around the rotating shaft of the first stepping motor, and all input optical fiber collimators in the input optical fiber collimator group are arranged along the motion track of the input end collimator joint; the output end collimator joint is arranged on a rotating shaft of the second stepping motor, the output end collimator joint rotates around the rotating shaft of the second stepping motor, and all output optical fiber collimators in the output optical fiber collimator group are arranged along the motion track of the output end collimator joint; the input end collimator joint is connected with the output end collimator joint through a jumper connection optical fiber.
According to the above technical scheme, the utility model discloses a mechanical type photoswitch is through setting up first step motor, but the steerable input end collimator connects the position of switching with the input fiber collimator in the input fiber collimator group, simultaneously, sets up the position that the steerable output end collimator of second step motor connects the output fiber collimator that switches with in the output fiber collimator group to realize the switching of a plurality of light paths. The utility model discloses a first step motor and second step motor carry out switching control, and manufacturing cost is lower, production technology and control principle are simple, response speed is fast.
In a further scheme, a first fixed support is installed on a rotating shaft of the first stepping motor, a first end of the first fixed support is installed on the rotating shaft of the first stepping motor, and an input end collimator joint is installed at a second end of the first fixed support.
Therefore, the input end collimator joint can have a larger moving range by fixing the input end collimator joint through the first fixing support.
In a further scheme, the mechanical optical switch further comprises a first right-angle mounting seat, and the input optical fiber collimator group and the first stepping motor are both mounted on the side wall of the first right-angle mounting seat.
Therefore, the input optical fiber collimator group and the first stepping motor are both arranged on the side wall of the first right-angle mounting seat, and the mounting structure can be simplified.
In a further scheme, the first right-angle mounting base is further provided with a plurality of first fixing holes, and the plurality of first fixing holes are located on the bottom wall of the first right-angle mounting base.
Therefore, the first right-angle mounting seat can be conveniently and fixedly mounted at a position needing to be fixed by arranging the first fixing hole.
In a further scheme, a second fixed support is installed on a rotating shaft of the second stepping motor, a first end of the second fixed support is installed on the rotating shaft of the second stepping motor, and an output end collimator joint is installed at a second end of the second fixed support.
Therefore, the output end collimator joint is fixed through the second fixing support, and the output end collimator joint has a larger moving range.
In a further scheme, the mechanical optical switch further comprises a second right-angle mounting seat, and the output optical fiber collimator group and the second stepping motor are both mounted on the side wall of the second right-angle mounting seat.
Therefore, the output optical fiber collimator group and the second stepping motor are both arranged on the side wall of the second right-angle mounting seat, and the mounting structure can be simplified.
In the further scheme, the second right angle mount pad still sets up a plurality of second fixed orificess, and a plurality of second fixed orificess are located the diapire of second right angle mount pad.
Therefore, the second right-angle mounting seat can be conveniently and fixedly mounted at a position needing to be fixed by arranging the second fixing hole.
In a further scheme, the output end faces of all input optical fiber collimators in the input optical fiber collimator group are positioned on the same plane; the output end faces of all the input optical fiber collimators in the input optical fiber collimator group are arranged in parallel with the input end face of the input end collimator joint.
Therefore, the output end faces of all the input optical fiber collimators are positioned on the same plane, so that optical signals among the input optical fiber collimators can be prevented from being isolated, and optical interference is reduced. Meanwhile, the output end faces of all the input optical fiber collimators are arranged in parallel with the input end face of the input end collimator joint, so that the influence on the transmission of optical signals caused by position deviation in optical path switching can be avoided.
In a further scheme, the input end faces of all output optical fiber collimators in the output optical fiber collimator group are positioned on the same plane; the input end faces of all the output optical fiber collimators in the output optical fiber collimator group are arranged in parallel with the output end face of the output end collimator joint.
Therefore, the input end faces of all the output optical fiber collimators are positioned on the same plane, the input end faces of all the output optical fiber collimators in the output optical fiber collimator group are arranged in parallel with the output end face of the output end collimator joint, and the influence on the transmission of optical signals caused by position deviation in optical path switching can be avoided.
In a further scheme, the mechanical optical switch further comprises an optical input port and an optical output port, all input optical fiber collimators in the input optical fiber collimator group are respectively connected with the optical input port through one input optical fiber, and all output optical fiber collimators in the output optical fiber collimator group are respectively connected with the optical output port through one output optical fiber.
Therefore, the optical path management of the input optical fiber collimator and the output optical fiber collimator is carried out through the optical input port and the optical output port, and the structure of the optical switch can be simplified.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the mechanical optical switch of the present invention.
Fig. 2 is a structural diagram of the mechanical optical switch according to the embodiment of the present invention after the optical fiber is hidden.
Fig. 3 is a structural installation diagram of the input fiber collimator set, the input collimator joint and the first stepping motor in the embodiment of the mechanical optical switch of the present invention.
Fig. 4 is a structural diagram of a first right-angle mounting base in an embodiment of the mechanical optical switch of the present invention.
Fig. 5 is a structural installation diagram of the output fiber collimator set, the output collimator joint and the second stepping motor in the embodiment of the mechanical optical switch of the present invention.
Fig. 6 is a structural diagram of a second right-angle mounting base in an embodiment of the mechanical optical switch of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
As shown in fig. 1, the mechanical optical switch of this embodiment includes an input fiber collimator set, an input collimator connector 1, a first stepping motor 2, an output fiber collimator set, an output collimator connector 3, a second stepping motor 4, and a main control circuit 5. The first stepping motor 2 and the second stepping motor 4 are both electrically connected with a main control circuit 5. The input end collimator joint 1 is connected with the output end collimator joint 3 through a jumper connection optical fiber 8.
Referring to fig. 2 and 3, the input side collimator fitting 1 is installed on the rotation shaft 21 of the first stepping motor 2, and the input side collimator fitting 1 rotates around the rotation shaft 21 of the first stepping motor 2. In this embodiment, the first fixing bracket 11 is installed on the rotating shaft 21 of the first stepping motor 2, the first end of the first fixing bracket 11 is installed on the rotating shaft 21 of the first stepping motor 2, and the input end collimator joint 1 is installed at the second end of the first fixing bracket 11. The input optical fiber collimator group comprises a plurality of input optical fiber collimators 6, and all the input optical fiber collimators 6 in the input optical fiber collimator group are arranged along the motion track of the input end collimator joint 1. The number of the input fiber collimators 6 can be set according to the requirement, and in the embodiment, the number of the input fiber collimators 6 is four. As can be seen from fig. 2, the output end faces 61 of all the input fiber collimators 6 in the input fiber collimator set are in the same plane. The output end faces 61 of all the input fiber collimators 6 in the input fiber collimator group are arranged parallel to the input end face 111 of the input end collimator joint 1.
Referring to fig. 4, the mechanical optical switch further includes a first right-angle mounting base 9, and the input fiber collimator set and the first stepping motor 2 are both mounted on a side wall 91 of the first right-angle mounting base 9. The side wall 91 is provided with a first rotating shaft through hole 911, four motor fixing holes 912 and four input collimator mounting holes 913, the first rotating shaft through hole 911, the four motor fixing holes 912 and the four input collimator mounting holes 913 all penetrate through the side wall 91, and the four motor fixing holes 912 are evenly arranged along the circumferential direction of the first rotating shaft through hole 911. The rotating shaft 21 of the first stepping motor 2 is inserted into the first rotating shaft through hole 911, the first stepping motor 2 is mounted on the sidewall 91 through four motor fixing holes 912, and the input fiber collimator 6 is inserted into the input collimator mounting hole 913. The first right-angle mounting base 9 is further provided with four first fixing holes 921, and the four first fixing holes 921 are located on the bottom wall 92 of the first right-angle mounting base 9. It should be noted that the number of the motor fixing holes 912, the input collimator mounting holes 913, and the first fixing holes 921 according to the present invention may be set as required.
Referring to fig. 5, the output side collimator fitting 2 is installed on the rotation shaft 41 of the second stepping motor 4, and the output side collimator fitting 2 rotates around the rotation shaft 41 of the second stepping motor 4. In this embodiment, the second fixing bracket 12 is installed on the rotating shaft 41 of the second stepping motor 4, the first end of the second fixing bracket 12 is installed on the rotating shaft 41 of the second stepping motor 4, and the output end collimator connector 2 is installed at the second end of the second fixing bracket 12. The output optical fiber collimator group comprises a plurality of output optical fiber collimators 7, and all the output optical fiber collimators 7 in the output optical fiber collimator group are arranged along the motion track of the output end collimator joint 3. The number of the output fiber collimators 7 can be set according to the requirement, and in the embodiment, the number of the output fiber collimators 7 is four. As can be seen from fig. 2, the output end faces 71 of all the output fiber collimators 7 in the output fiber collimator group are in the same plane. The output end faces 71 of all the output fiber collimators 7 in the output fiber collimator group are arranged in parallel with the input end face 31 of the output end collimator joint 3.
Referring to fig. 6, the mechanical optical switch further includes a second right-angle mounting base 10, and the output fiber collimator set and the second stepping motor 4 are both mounted on a side wall 101 of the second right-angle mounting base 10. The side wall 101 is provided with a second rotating shaft through hole 1011, four motor fixing holes 1012 and four output collimator mounting holes 1013, the second rotating shaft through hole 1011, the four motor fixing holes 1012 and the four output collimator mounting holes 1013 all penetrate through the side wall 101, and the four motor fixing holes 1012 are uniformly arranged along the circumferential direction of the second rotating shaft through hole 1011. The rotating shaft 41 of the second stepping motor 4 is inserted into the second rotating shaft through hole 1011, the second stepping motor 4 is mounted on the side wall 101 through four motor fixing holes 1012, and the output fiber collimator 7 is inserted into the output collimator mounting hole 1013. The second right-angle mounting base 10 is further provided with four second fixing holes 1021, and the four second fixing holes 1021 are located on the bottom wall 102 of the second right-angle mounting base 10. It should be noted that the number of the motor fixing holes 1012, the output collimator mounting holes 1013, and the second fixing holes 1021 may be set as required.
As can be seen from fig. 1, the mechanical optical switch further includes an optical input port 13 and an optical output port 14, all the input fiber collimators 6 in the input fiber collimator set are respectively connected to the optical input port 13 through one input fiber 15, and all the output fiber collimators 7 in the output fiber collimator set are respectively connected to the optical output port 14 through one output fiber 16.
The utility model discloses a mechanical type photoswitch is at the during operation, and optical input port 13 is to the transmission light signal of input fiber collimator group, and main control circuit 5 sends control signal to first step motor 2 and second step motor 4, makes input collimator joint 1 align the input fiber collimator 6 that needs, simultaneously, makes output collimator joint 3 align the output fiber collimator 7 that needs, and light signal passes through optical output port 14 and exports. When the light path needs to be switched, the main control circuit 5 sends control signals to the first stepping motor 2 and the second stepping motor 4, so that the first stepping motor 2 drives the input end collimator joint 1 to rotate, and the second stepping motor 4 drives the output end collimator joint 3 to rotate, thereby realizing the switching of the light path.
According to the above, the utility model discloses a mechanical type photoswitch is through setting up first step motor, but the steerable input end collimator connects the position of switching with the input fiber collimator in the input fiber collimator group, simultaneously, sets up the position that the steerable output end collimator of second step motor connects the output fiber collimator that switches with in the output fiber collimator group to realize the switching of a plurality of light paths. The utility model discloses a first step motor and second step motor carry out switching control, and manufacturing cost is lower, production technology and control principle are simple, response speed is fast.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all insubstantial modifications made by using the design concept of the present invention also fall within the protection scope of the present invention.
Claims (10)
1. A mechanical optical switch, comprising: the system comprises an input optical fiber collimator group, an input end collimator joint, a first stepping motor, an output optical fiber collimator group, an output end collimator joint, a second stepping motor and a main control circuit;
the first stepping motor and the second stepping motor are both electrically connected with the main control circuit;
the input end collimator joint is arranged on a rotating shaft of the first stepping motor, the input end collimator joint rotates around the rotating shaft of the first stepping motor, and all input optical fiber collimators in the input optical fiber collimator group are arranged along the motion track of the input end collimator joint;
the output end collimator joint is arranged on a rotating shaft of the second stepping motor, the output end collimator joint rotates around the rotating shaft of the second stepping motor, and all output optical fiber collimators in the output optical fiber collimator group are arranged along the motion track of the output end collimator joint;
and the input end collimator joint is connected with the output end collimator joint through a jumper connection optical fiber.
2. The mechanical optical switch of claim 1, wherein:
install first fixed bolster in the pivot of first step motor, the first end of first fixed bolster is installed in the pivot of first step motor, input collimator connects and installs the second end of first fixed bolster.
3. The mechanical optical switch of claim 2, wherein:
the mechanical optical switch further comprises a first right-angle mounting seat, and the input optical fiber collimator set and the first stepping motor are both mounted on the side wall of the first right-angle mounting seat.
4. The mechanical optical switch of claim 3, wherein:
the first right-angle mounting base is further provided with a plurality of first fixing holes, and the first fixing holes are located in the bottom wall of the first right-angle mounting base.
5. The mechanical optical switch according to any one of claims 1 to 4, wherein:
a second fixed support is installed on a rotating shaft of the second stepping motor, a first end of the second fixed support is installed on the rotating shaft of the second stepping motor, and a joint of the output end collimator is installed at a second end of the second fixed support.
6. The mechanical optical switch of claim 5, wherein:
the mechanical optical switch further comprises a second right-angle mounting seat, and the output optical fiber collimator group and the second stepping motor are both mounted on the side wall of the second right-angle mounting seat.
7. The mechanical optical switch of claim 6, wherein:
the second right angle mount pad still sets up a plurality of second fixed orificess, and is a plurality of the second fixed orificess is located the diapire of second right angle mount pad.
8. The mechanical optical switch according to any one of claims 1 to 4, wherein:
the output end faces of all the input optical fiber collimators in the input optical fiber collimator group are positioned on the same plane;
and the output end surfaces of all the input optical fiber collimators in the input optical fiber collimator group are arranged in parallel with the input end surface of the input end collimator joint.
9. The mechanical optical switch according to any one of claims 1 to 4, wherein:
the input end faces of all the output optical fiber collimators in the output optical fiber collimator group are positioned on the same plane;
and the input end surfaces of all the output optical fiber collimators in the output optical fiber collimator group are arranged in parallel with the output end surface of the output end collimator joint.
10. The mechanical optical switch according to any one of claims 1 to 4, wherein:
the mechanical optical switch further comprises an optical input port and an optical output port, all input optical fiber collimators in the input optical fiber collimator group are respectively connected with the optical input port through one input optical fiber, and all output optical fiber collimators in the output optical fiber collimator group are respectively connected with the optical output port through one output optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762724.0U CN212181084U (en) | 2020-05-09 | 2020-05-09 | Mechanical optical switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762724.0U CN212181084U (en) | 2020-05-09 | 2020-05-09 | Mechanical optical switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212181084U true CN212181084U (en) | 2020-12-18 |
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ID=73775528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020762724.0U Active CN212181084U (en) | 2020-05-09 | 2020-05-09 | Mechanical optical switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212181084U (en) |
-
2020
- 2020-05-09 CN CN202020762724.0U patent/CN212181084U/en active Active
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