WO2016045357A1

WO2016045357A1 - Optical switch

Info

Publication number: WO2016045357A1
Application number: PCT/CN2015/076327
Authority: WO
Inventors: 别辉; 王世军
Original assignee: 华为技术有限公司
Priority date: 2014-09-25
Filing date: 2015-04-10
Publication date: 2016-03-31
Also published as: CN105511022B; CN105511022A

Abstract

An optical switch (100) comprises multiple switch units (10), a stir lever (20) and a drive assembly (30). Each switch unit comprises an adjusting plate (12), an optical fiber collimator of an input end (14) and multiple optical fiber collimators of an output end (16). The optical fiber collimator of the input end (14) is arranged on the adjusting plate (12), and the multiple optical fiber collimators of the output end (16) are distributed in the rotary plane of the optical fiber collimator of the input end (14). The stir lever (20) moves between the multiple switch units (10) along the arrangement direction of the multiple switch units (10) under the driving of the drive assembly (30), so that the stir lever (20) can match with the adjusting plate (12) in each switch unit (10). When the stir lever (20) matches with one of the adjusting plates (12), the adjusting plate (12) can be driven by the stir lever (12) to rotate together with the optical fiber collimator of the input end (14) on the adjusting plate (12) under the driving of the drive assembly (30), so that the collimation of the optical fiber collimator of the input end (14) with the optical fiber collimator of the output end (16) to be chosen to connect is realized.

Description

light switch

Technical field

The present invention relates to the field of optical communication technologies, and in particular, to an optical switch having multiple inputs and multiple outputs.

Background technique

Fiber-to-the-home development is rapid, global construction is getting hotter, and the market is huge. In developed countries such as Europe, which requires open access to link access, users are free to choose different operators that provide fiber services. Therefore, it is necessary to set a shared link at the open node, generally using an optical switch technology.

The optical switch in the prior art includes a plurality of outputs at the input end, that is, a 1xN optical switch. Due to the increasing integration of service devices, multiple inputs are required for the same site. The existing solution is a stack of multiple common 1xN optical switches, but the cost is very high and the volume is large.

Therefore, how to design an optical switch with multiple inputs and multiple outputs and low cost and small size is a subject of continuous research in the industry.

Summary of the invention

The technical problem to be solved by the present invention is to provide an optical switch having multiple input and multiple output, and having the advantages of low cost and small volume.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

In one aspect, the invention provides an optical switch (100) comprising a plurality of switching units (10), a lever (20) and a driving assembly (30), wherein the plurality of switching units (10) are arranged in a single row. Cloth, each of the switching units (10) includes an adjustment plate (12), an input fiber collimator (14) and a plurality of output fiber collimators (16), the input fiber collimator ( 14) disposed on the adjustment plate (12), the plurality of output fiber collimators (16) are distributed in a rotation plane of the input fiber collimator (14), the lever (20) Connected to the drive assembly (30), the lever (20) is driven by the drive assembly (30) along the arrangement direction of the plurality of switching units (10) Moving between the switching units (10) such that the lever (20) can cooperate with the adjustment plate (12) in each of the switching units (10) when the lever (20) is When the adjusting plate (12) is mated, the lever (12) can drive the adjusting plate (12) together with the adjusting plate (12) under the driving of the driving assembly (30) The input fiber collimator (14) is rotated to implement the input Fiber collimator (14) Aligned with the output fiber collimator (16) to be gated.

In conjunction with the first aspect, in a first possible implementation of the first aspect, the drive assembly (30) includes a first motor (32), a lead screw (34), a slider (36), and a second motor ( 38), the extending direction of the lead screw (34) is the same as the direction of arrangement of the plurality of switching units (10), and the first motor (32) drives the slider (36) along the wire The lever (34) moves, the lever (20) is coupled to the slider (36), and the slider (36) can drive the lever (20) in the plurality of switching units (10) Moving in cooperation with the adjustment plate (12), the second motor (38) drives the lever (20) to rotate relative to the slider (36) to implement the input fiber collimator (14) Rotation.

In conjunction with the first possible implementation of the first aspect, in a second possible implementation, the drive assembly (30) further includes a guide rail (39), the guide rail (39) being coupled to the second motor (38), the guide rail (39) is located between the lead screw (34) and the plurality of switching units (10), and the lever (20) is coupled to the guide rail (39), The lever (20) is movable on the guide rail (39) under the driving of the slider (36), and the second motor (38) drives the rail (39) to rotate, so that the guide rail (39) ) driving the lever (20) to rotate.

In conjunction with the first aspect, in a third possible implementation manner of the first aspect, the optical switch (100) further includes a mounting shaft (50), the adjusting board (12) of the plurality of switching units (10) Rotatingly connected to the mounting shaft (50), the mounting shaft (50) is provided with a plurality of sets of positioning structures (52), the plurality of sets of positioning structures (52) along the axis of the mounting shaft (50) The distribution is opposite to the adjustment plate (12) to limit the axial movement of the adjustment plate (12) relative to the mounting shaft (50), respectively.

In conjunction with the third possible implementation of the first aspect, in a fourth possible implementation, each set of the positioning structure (52) includes a plurality of positioning positions distributed in the same circumferential direction, the adjustment plate ( 12) during the rotation of the mounting shaft (50), the adjusting plates (12) respectively cooperate with the plurality of positioning positions to enable the input fiber collimator (14) to be respectively The output fiber collimators (16) are aligned.

In conjunction with the fourth possible implementation of the first aspect, in the fifth possible implementation, each of the positioning structures is provided with an annular limiting slot (54), and the annular limiting slot (54) Used to cooperate with the adjustment plate (12) to limit the axial displacement of the adjustment plate (12).

In conjunction with the fourth or fifth possible implementation of the first aspect, in the sixth possible implementation, each of the positioning structures (52) is provided with a plurality of the annular limiting slots ( 54) a recess (56) and a spring plunger mounted on the adjustment plate (12), the spring plunger portion being mounted on the adjustment plate (12), another portion of the spring plunger Cooperating with the groove (56) to achieve positioning of the adjusting plate (12) and the mounting shaft (50) during relative rotation, the number of the grooves (56) and the output The number of end fiber collimators (16) is the same, and the spring plungers cooperate with different grooves (56) to make the input fiber collimator (14) and the different output fiber collimator (16) Alignment.

In conjunction with the first aspect, in a seventh possible implementation, each of the switching units (10) further includes a fixed board (18), and the plurality of output end fibers in each of the switching units (10) The collimator (14) is fixed to the fixing plate (18), and all of the fixing plates (18) are arranged in a double row array structure with all of the adjusting plates (12).

In conjunction with the first aspect, in an eighth possible implementation, each of the adjustment plates (12) is provided with a notch (125), and the lever (20) is between the plurality of switching units (10) The movement forms a movement trajectory, all of the notches (125) are arranged on the movement track, and the lever (20) partially protrudes into the notch (125) to realize the lever (20) and the The fit of the adjustment plate (12).

In another aspect, the present invention also provides an optical switch (200) comprising two sets of switching components (210), two levers (220) and a driving component (230), wherein the driving component (230) is disposed on the Between the two levers (220), the two sets of switching components (210) are respectively located on two sides of the two levers (220), and each group of switching components (210) comprises a plurality of rows in a single row. Switching unit (10), each of said switching units (10) comprising an adjustment plate (12), an input fiber collimator (14) and a plurality of output fiber collimators (16), said input An end fiber collimator (14) is disposed on the adjustment plate (12), and the plurality of output fiber collimators (16) are distributed in a rotation plane of the input fiber collimator (14), The two levers (220) are reciprocated along the arrangement direction of the plurality of switching units (10) under the driving of the driving component (230), so that the two levers (220) respectively Cooperating with the adjustment plate in the two sets of switching assemblies (210), the lever can drive the adjustment plate together with the driving component The input fiber collimator on the adjustment plate rotates to align the input fiber collimator with the output fiber collimator to be gated.

Compared with the prior art, the present invention drives the shifting rod along the arrangement direction of the plurality of switching units by the driving component to move between the plurality of switching units to be associated with each of the switching units. The adjusting plate cooperates, and then the driving component drives the lever to rotate, so that the input fiber collimator is aligned with the output fiber collimator to be strobed, and the multi-input of the optical switch is realized by the above features. Multiple outputs, integrated with multiple 1xN optical path switching in one optical switch, with the advantages of low cost and small size.

DRAWINGS

In order to more clearly illustrate the technical solutions of the present invention, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention, which are common in the art. For the skilled person, other drawings can be obtained as shown in these drawings without any creative work.

1 is a perspective view of an optical switch in an embodiment of the present invention;

2 is a partially exploded perspective view of an optical switch in an embodiment of the present invention;

3 is another partially exploded perspective view of the optical switch in an embodiment of the present invention;

4 is a partial schematic view of an optical switch in an embodiment of the present invention;

FIG. 5 is a perspective view of an optical switch in another embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings.

In order to make the object, the features and the advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The terms "first", "second", "third", "fourth", etc. (if present) in the specification and claims of the present invention and the above figures are used to distinguish similar objects without being used for Drawing Describe a specific order or order. It is to be understood that the data so used may be interchanged where appropriate, such that the embodiments of the invention described herein can be practiced in a sequence other than those illustrated or described herein. In addition, the terms "comprises" and "comprises" and "the" and "the" are intended to cover a non-exclusive inclusion, for example, a process, method, system, product, or device that comprises a series of steps or units is not necessarily limited to Those steps or units may include other steps or units not explicitly listed or inherent to such processes, methods, products or devices.

Referring to FIGS. 1 and 2, the present invention relates to an optical switch 100 comprising a plurality of switching units 10, a lever 20 and a drive assembly 30. The plurality of switching units 10 are arranged in a single row array, that is, the plurality of switching units 10 are arranged in a row, and the specific arrangement manner may be arranged in a linear single row array, or may be arranged in a curved single row. Array. Each of the switching units 10 includes an adjustment plate 12, an input fiber collimator 14, and a plurality of output fiber collimators 16. The input fiber collimator 14 is disposed on the adjustment plate 12. Specifically, the adjusting plate 12 includes a disk-shaped adjusting portion 122 and a fixing portion 124 protruding from a central position of the adjusting portion 122. The fixing portion is provided with a fixing groove 121, and the input end fiber collimator 14 is fixed in the fixing groove 121. . The plurality of output fiber collimators 16 are distributed in a plane of rotation of the input fiber collimator 14, that is, during the rotation of the input fiber collimator 14, the fiber can be aligned with each output fiber. The straighteners 16 are respectively aligned, and the plane of rotation of the input fiber collimator 14 may be coplanar with the input fiber collimator 14 or may be a plane parallel to the input fiber collimator 14, that is, the input end. The fiber collimator 14 is perpendicular to the plane in which the plurality of output fiber collimators 16 are distributed.

The lever 20 is connected to the driving assembly 30, and the lever 20 is driven by the driving assembly 30 along the arrangement direction of the plurality of switching units 10 at the plurality of switching units 10 Moving therebetween such that the lever 20 can cooperate with the adjustment plate 12 in each of the switching units 10, and when the lever 20 is engaged with one of the adjustment plates 12, the lever 20 The adjustment plate 12 and the input end fiber collimator 14 on the adjustment plate 12 can be rotated by the driving assembly 30 to realize the input fiber collimator 14 and the to-be-selected The output fiber collimator 16 is aligned.

The present invention moves the shift lever 20 along the arrangement direction of the plurality of switching units 10 by the drive assembly 30 to move between the plurality of switching units 10 to adjust with the adjustment in each of the switching units 10. The plate 12 is engaged, and then the drive member 30 drives the lever 20 to rotate, thereby The input fiber collimator 14 is aligned with the output fiber collimator 16 to be strobed. The present invention realizes the multiple input and multiple output of the optical switch 100 by the above features, and integrates more in one optical switch 100. One 1xN optical path switching has the advantages of low cost and small size.

Since each switching unit 10 includes an input fiber collimator 14, the driving assembly 30 of the optical switch 100 of the present invention drives the shift lever 20 to reciprocate between the plurality of switching units 10, thereby realizing the selection of different input end fibers. The collimator 14, the drive assembly 30 also rotates the lever 20, and the rotation of the input rod fiber collimator 14 is effected by the rotation of the lever 20 and aligned with the output fiber collimator 16 to be strobed.

In one embodiment, the driving assembly 30 includes a first motor 32, a lead screw 34, a slider 36, and a second motor 38. The extending direction of the lead screw 34 and the arrangement direction of the plurality of switching units 10 Similarly, the first motor 32 drives the slider 36 to move along the lead screw 34. Specifically, the lead screw 34 is a linear motion screw 34, the outer surface of the lead screw 34 is provided with an external thread, the slider 36 is provided with a threaded hole, the lead screw 34 passes through the threaded hole of the slider 36, and the lead screw 34 The external thread cooperates with the internal thread of the threaded hole of the slider 36, and the first motor 32 drives the screw 34 to rotate while the slider 36 moves on the lead screw 34. The lever 20 is coupled to the slider 36, and the slider 36 can move the lever 20 between the plurality of switching units 10 to cooperate with the adjusting plate 12, the second The motor 38 drives the lever 20 to rotate relative to the slider 36 to effect rotation of the input fiber collimator 14. Specifically, the lever 20 and the slider 36 are rotationally coupled by a rotating shaft. The axial direction of the rotating shaft is parallel to the extending direction of the lead screw 34. When the first motor 32 is operated, the second motor 38 does not work and extends on the lead screw 34. In the direction of the direction, a positioning structure is arranged between the lever 20 and the slider 36 to ensure synchronous movement of the two. When the lever 20 is moved to the adjustment plate 12 where the selected input fiber collimator 14 is located, the first motor 32 is stopped, the second motor 38 is activated, and the lever 20 is rotated.

The specific structure of the connection between the second motor 38 and the lever 20 is as follows. In one embodiment, the drive assembly 30 further includes a guide rail 39 connected to the second motor 38, the guide rail 39 being located between the lead screw 34 and the plurality of switching units 10, The lever 20 is coupled to the guide rail 39, and the lever 20 is movable on the guide rail 39 by the slider 36, and the second motor 38 drives the guide rail 39 to rotate, so that The guide rail 39 drives the lever 20 to rotate. Specifically, the cross section of the guide rail 39 is non-circular, corresponding The lever 20 is provided with a non-circular hole, and the guide rail 39 passes through a non-circular hole in the lever 20. The non-circular arrangement may be a triangle, a quadrangle or other polygonal shape for the purpose of passing the guide rail 39. Rotation can drive the lever 20 to rotate synchronously.

In the present embodiment, the guide rails 39 are parallel to the lead screw 34 and are arranged side by side. The first motor 32 and the second motor 38 are arranged side by side at one end of the lead screw 34 and the guide rail 39. Such a drive assembly 30 is simple and compact in structure, and is advantageous in designing a compact size of the optical switch 100.

In one embodiment, please refer to FIG. 3 and FIG. 4 simultaneously, the optical switch 100 further includes a mounting shaft 50 for mounting the adjusting plate 12. In the embodiment, the mounting shaft 50 has a cylindrical rod shape, and The mounting shaft 50 is parallel to the guide rail 39 and the lead screw 34, and the guide rail 39 is located between the mounting shaft 50 and the lead screw 34. The adjusting plates 12 of the plurality of switching units 10 are all rotatably connected to the mounting shaft 50. Specifically, the adjusting plate 12 is provided with a through hole, and the mounting shaft 50 passes through the through holes of all the adjusting plates 12, All of the adjustment plates 12 are distributed along the axial direction of the mounting shaft 50 and are evenly spaced from each other on the mounting shaft 50. The mounting shaft 50 is provided with a plurality of sets of positioning structures 52 (shown in FIG. 4 ), and the plurality of sets of positioning structures 52 are distributed along the axial direction of the mounting shaft 50 and are opposite to the adjusting plate 12 . To restrict the axial movement of the adjustment plate 12 relative to the mounting shaft 50, respectively.

In one embodiment, each of the positioning structures 52 includes a plurality of positioning positions distributed in the same circumferential direction. During the rotation of the adjusting plate 12 relative to the mounting shaft 50, the adjusting plates 12 are respectively The cooperation of the plurality of positioning positions enables the input fiber collimator 14 to be aligned with the plurality of output fiber collimators 16, respectively.

Specifically, each set of the positioning structures 52 is provided with an annular limiting groove 54 for engaging with the adjusting plate 12 to limit the axial displacement of the adjusting plate 12. The specific structure of the annular limiting groove 54 for engaging with the adjusting plate 12 is such that the inner wall of the through hole of the adjusting plate 12 is provided with a positioning protrusion, and the positioning protrusion is received in the annular limiting groove 54, thereby realizing adjustment The positioning of the plate 12 and the mounting shaft 50 in the axial direction of the mounting shaft 50. The positioning protrusion of the inner wall of the through hole of the adjustment plate 12 may be an annular protrusion.

Specifically, each of the positioning structures 52 is provided with a plurality of grooves 56 disposed in the annular limiting groove 54 and a spring plunger (not shown) mounted on the adjusting plate 12 due to The structure of the spring plunger is relatively common in the mechanical field and will not be described in detail in the present invention. Spring plunger can also The elastic connection between the adjustment plate 12 and the mounting shaft 50 is achieved by a spring element in combination with a cylindrical top member. The spring plunger portion is mounted on the adjustment plate 12, and another portion of the spring plunger is adapted to cooperate with the groove 56 to effect relative rotation of the adjustment plate 12 and the mounting shaft 50. In the positioning, the number of the grooves 56 is the same as the number of the output fiber collimators 16, and when the spring plungers are engaged with the different grooves 56, the input end fiber collimator 14 is made Aligned with different output fiber collimators 16.

In this embodiment, each of the switching units 10 further includes a fixing plate 18, and the plurality of output fiber collimators 16 in each of the switching units 10 are fixed on the fixing plate 18, all of which are The fixing plate 18 and all of the adjusting plates 12 are arranged in a double row array structure. Specifically, the optical switch 100 includes a housing, and the adjusting board 12, the input end fiber collimator 14, the output end fiber collimator 16, the driving assembly 30, the lever 20 and the fixing plate 18 are all housed in the housing, and the fixing plate 18 is fixed. Fixed to the outer casing, the drive assembly 30 drives the lever 20 to rotate, thereby driving the adjustment plate 12 to move relative to the fixed plate 18. The fixed plate 18 and the lever 20 are distributed on opposite sides of the adjustment plate 12.

Each of the adjusting plates 12 is provided with a notch 125 (shown in FIG. 2), and all the notches 125 are directed toward the lever 20, and are stacked and arranged to penetrate each other to jointly form a moving passage, and the lever 20 extends into the The gap 125 is formed in the moving channel. In other words, the lever 20 moves between the plurality of switching units 10 to form a movement trajectory, and all the notches 125 are arranged on the movement track, and the lever 20 partially extends into the notch 125. The engagement of the lever 20 with the adjustment plate 12 is achieved. In the present embodiment, the notch 125 is provided in the adjustment portion 122.

Referring to FIG. 5 , another embodiment of the present invention further provides an optical switch 200 including two sets of switching components 210 , two shift levers 220 and a driving component 230 . The driving component 230 is disposed on the two shift levers 220 . The two sets of switching components 210 are respectively located on two sides of the two levers 220. Each group of switching components 210 includes a plurality of switching units arranged in a single row, and the specific structure of the switching unit is the same as that of the switching unit (shown in FIGS. 1 to 4) in the above embodiment. Referring to FIG. 1 to FIG. 4, each of the switching units 10 includes an adjustment board 12, an input fiber collimator 14 and a plurality of output fiber collimators 16, and the input end fiber collimator 14 is disposed at The plurality of output fiber collimators 16 are distributed in the plane of rotation of the input fiber collimator 14 on the adjustment board 12, and the two levers 20 are in the driving component Reciprocatingly moving along the arrangement direction of the plurality of switching units 10, such that the two levers 20 respectively engage with the adjustment plates 12 of the two sets of switching assemblies, the levers The drive plate 30 can be driven to rotate the adjustment plate 12 together with the input end fiber collimator 14 on the adjustment plate 12 to realize the input end fiber collimator 14 and the to-be-selected pass. The output fiber collimator is aligned.

In this embodiment, a set of switching components 210 are disposed on both sides of the driving component 230. Each group of switching components 210 can implement multi-input and multi-output optical communication, and a set of switching components 210 are disposed on both sides of the driving component 230. The optical switch 100 of the present invention has more choices of optical input and output, increases branching, and improves the applicability of the optical switch 200.

The above is a preferred embodiment of the present invention, and it should be noted that those skilled in the art can also make several improvements and retouchings without departing from the principles of the present invention. It is the scope of protection of the present invention.

Claims

An optical switch (100), comprising: a plurality of switching units (10), a lever (20) and a driving assembly (30), wherein the plurality of switching units (10) are arranged in a single row array, each Each of the switching units (10) includes an adjustment board (12), an input fiber collimator (14), and a plurality of output fiber collimators (16), and the input end fiber collimator (14) is disposed. On the adjustment plate (12), the plurality of output fiber collimators (16) are distributed in a plane of rotation of the input fiber collimator (14), and the lever (20) is connected to The driving assembly (30), the lever (20) is driven by the driving component (30) along the arrangement direction of the plurality of switching units (10), in the plurality of switching units Moving between (10) such that the lever (20) is engageable with the adjustment plate (12) in each of the switching units (10) when the lever (20) is associated with one of the When the adjusting plate (12) is mated, the lever (12) can drive the adjusting plate (12) together with the input end fiber on the adjusting plate (12) under the driving of the driving assembly (30) The collimator (14) rotates to achieve the fiber at the input end The output (14) to be gated side optical fiber collimator (16) are aligned.
The optical switch (100) of claim 1 wherein said drive assembly (30) includes a first motor (32), a lead screw (34), a slider (36), and a second motor (38) The extending direction of the lead screw (34) is the same as the direction in which the plurality of switching units (10) are arranged, and the first motor (32) drives the slider (36) along the lead screw ( 34) moving, the lever (20) is coupled to the slider (36), and the slider (36) can drive the lever (20) to move between the plurality of switching units (10) Cooperating with the adjusting plate (12), the second motor (38) drives the lever (20) to rotate relative to the slider (36) to realize the input fiber collimator (14) The rotation of ).
The optical switch (100) according to claim 2, wherein said drive assembly (30) further comprises a guide rail (39) coupled to said second motor (38), said a guide rail (39) is located between the lead screw (34) and the plurality of switching units (10), and the lever (20) is coupled to the guide rail (39) at the slider (36) The lever (20) is movable on the guide rail (39), and the second motor (38) drives the rail (39) to rotate, so that the guide rail (39) drives the lever (20) Rotate.
The optical switch (100) of claim 1 wherein said optical switch (100) Further comprising a mounting shaft (50), wherein the adjusting plates (12) of the plurality of switching units (10) are rotatably connected to the mounting shaft (50), and the mounting shaft (50) is provided with a plurality of sets of positioning structures (52), the plurality of sets of positioning structures (52) are distributed along the axial direction of the mounting shaft (50) and are opposite to the adjusting plate (12) to respectively limit the adjusting plate (12) Axial movement relative to the mounting shaft (50).
The optical switch (100) according to claim 4, wherein each of said set of positioning structures (52) includes a plurality of positioning positions distributed in the same circumferential direction, said adjustment plate (12) being mounted relative to said During the rotation of the shaft (50), the adjusting plates (12) respectively cooperate with the plurality of positioning positions to enable the input fiber collimator (14) to collimate with the plurality of output ends respectively. The device (16) is aligned.
The optical switch (100) according to claim 5, wherein each of the positioning structures is provided with an annular limiting groove (54), and the annular limiting groove (54) is used for the adjusting plate (12) cooperate to limit the axial displacement of the adjustment plate (12).
The optical switch (100) according to claim 5 or 6, wherein each of the positioning structures (52) is provided with a plurality of grooves (56) disposed in the annular limiting groove (54). And a spring plunger mounted on the adjustment plate (12), the spring plunger portion being mounted on the adjustment plate (12), another portion of the spring plunger being used for the groove 56) cooperate to achieve positioning of the adjusting plate (12) and the mounting shaft (50) during relative rotation, the number of the grooves (56) and the output end fiber collimator (16) In the same number, the spring plungers cooperate with different grooves (56) to align the input fiber collimator (14) with different output fiber collimators (16).
The optical switch (100) according to claim 1, wherein each of said switching units (10) further comprises a fixed plate (18), said plurality of outputs in each of said switching units (10) The end fiber collimator (14) is fixed on the fixing plate (18), and all the fixing plates (18) are arranged in a double row array structure with all the adjusting plates (12).
The optical switch (100) according to claim 1, wherein each of said adjustment plates (12) is provided with a notch (125), and said lever (20) is in said plurality of switching units (10) The movement moves to form a movement trajectory, all of the notches (125) are arranged on the movement track, and the lever (20) partially protrudes into the notch (125) to realize the lever (20) With the tone The cooperation of the board (12).
An optical switch (200), comprising: two sets of switching components (210), two levers (220) and a driving component (230), wherein the driving component (230) is disposed on the two levers Between (220), the two sets of switching components (210) are respectively located on two sides of the two levers (220), and each group of switching components (210) comprises a plurality of switching units arranged in a single row array. (10), each of the switching units (10) includes an adjustment board (12), an input fiber collimator (14), and a plurality of output fiber collimators (16), the input end fiber collimating a device (14) disposed on the adjustment plate (12), the plurality of output fiber collimators (16) being distributed in a plane of rotation of the input fiber collimator (14), the two The lever (220) reciprocates along the arrangement direction of the plurality of switching units (10) under the driving of the driving component (230), so that the two levers (220) are respectively associated with the two The adjusting plate in the group switching assembly (210) is engaged, and the lever is driven by the driving assembly to drive the adjusting plate together with the input end fiber collimator on the adjusting plate to realize Place The input end of the fiber collimator of the gate to be output side optical fiber collimators aligned.