CN215524639U

CN215524639U - Optical fiber light source for optical fiber gyroscope

Info

Publication number: CN215524639U
Application number: CN202121862385.4U
Authority: CN
Inventors: 邵冠峰; 汤叶飞
Original assignee: Nanjing Guanhong Electronic Technology Co ltd
Current assignee: Nanjing Guanhong Electronic Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-14
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses an optical fiber light source for an optical fiber gyroscope, which belongs to the technical field of optical fiber light sources, and comprises a light source device, wherein one end of the light source device is provided with a connector, and the optical fiber light source further comprises: an adjusting structure connected to the light source; and a connection switching structure connected to the adjusting structure; the connection switching structure comprises circular plates, connecting holes are formed in the inner walls of the circular plates in a square arrangement mode, a first connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate are mounted on the inner walls of the four groups of connecting holes respectively, and the connecting holes are located in front of the connectors; the middle end of the inner wall of the first connecting plate is provided with a first fixing hole, the inner wall of the first fixing hole is connected with a first connector, and the inner wall of the first connector is connected with a first optical fiber.

Description

Optical fiber light source for optical fiber gyroscope

Technical Field

The utility model relates to the technical field of optical fiber light sources, in particular to an optical fiber light source for an optical fiber gyroscope.

Background

The optical fiber is a short word of optical fiber, is a fiber made of glass or plastic and can be used as a light transmission tool, the tiny optical fiber is packaged in a plastic sheath, so that it can be bent without breaking, typically a light emitting diode or a laser beam is used at the emitting device at one end of the fiber to transmit a light pulse to the fiber, a light sensitive element is used at the receiving device at the other end of the fiber to detect the pulse, in daily life, since the loss of light transmitted through an optical fiber is much lower than the loss of electricity transmitted through an electric wire, an optical fiber is used for information transmission over a long distance, the optical fiber lighting system is generally composed of three parts, namely a light emitter, an optical fiber light source device, a light emitting conductor and a terminal accessory, wherein a device for installing a light source for the optical fiber lighting system into an outer cover is called the light emitter, the outer cover is made of a thin metal plate or aluminum alloy, the light emitter is sometimes called a light projector, and the light emitter can be provided with a filter lens to filter most of infrared and ultraviolet energy emitted by a lamp.

Most of existing optical fiber light source devices can only be connected with one group of optical fibers when the optical fibers are connected, and if a plurality of groups of optical fibers need to be connected, the optical fiber light source devices need to be added, so that the cost input is increased.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the conventional optical fiber light source for an optical fiber gyro.

Therefore, an object of the present invention is to provide an optical fiber light source for an optical fiber gyroscope, in which a connection switching structure is driven to rotate by an adjusting structure until a first connecting plate or a second connecting plate or a third connecting plate or a fourth connecting plate in the connection switching structure is aligned with a connector, and after the alignment, the first connecting plate or the second connecting plate or the third connecting plate is connected with the connector by the adjusting structure, so as to solve the problem that most of the existing optical fiber light sources can only connect one group of optical fibers when connecting optical fibers.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

a fiber optic light source for a fiber optic gyroscope, comprising: light source device, light source device's one end is equipped with the connector, still includes: an adjusting structure connected to the light source; and

the connection switching structure is connected to the adjusting structure;

the connection switching structure comprises circular plates, connecting holes are formed in the inner walls of the circular plates in a square arrangement mode, a first connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate are mounted on the inner walls of the four groups of connecting holes respectively, and the connecting holes are located in front of the connectors;

a first fixing hole is formed in the middle end of the inner wall of the first connecting plate, a first connector is connected to the inner wall of the first fixing hole, and a first optical fiber is connected to the inner wall of the first connector;

two ends of the inner wall of the second connecting plate are provided with second fixing holes, the inner wall of the second fixing hole is connected with a second connector, and the inner wall of the second connector is connected with a second optical fiber;

the inner walls of the three connecting plates are arranged in a triangular shape and provided with three fixing holes, the inner walls of the three fixing holes are connected with a third connector, and the inner walls of the three connectors are connected with a third optical fiber;

the four inner walls of the connecting plate are arranged in a square shape and provided with a fourth fixing hole, the four inner walls of the fixing hole are connected with a fourth connector, and the four inner walls of the fourth connector are connected with a fourth optical fiber.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the first connecting plate and the third connecting plate are opposite ends, and the second connecting plate and the fourth connecting plate are opposite ends.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the sizes of the first connecting plate, the second connecting plate, the third connecting plate and the fourth connecting plate are consistent.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the diameter of the first fixing hole is larger than that of the second fixing hole, the diameter of the second fixing hole is larger than that of the third fixing hole, and the diameter of the third fixing hole is larger than that of the fourth fixing hole.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the diameter of the first optical fiber is larger than that of the second optical fiber, the diameter of the second optical fiber is larger than that of the third optical fiber, and the diameter of the third optical fiber is larger than that of the fourth optical fiber.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the number of the first fixing holes, the number of the second fixing holes, the number of the third fixing holes and the number of the fourth fixing holes are arranged in an incremental mode.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the adjusting structure comprises a box body, the box body is installed at one end of the light source device, the servo motor is installed on the inner wall of the box body, and an output shaft of the servo motor is connected with the box body through an angle sensor.

As a preferable aspect of the optical fiber light source for an optical fiber gyro according to the present invention, wherein: the air cylinder is installed on the inner wall of the box body, and a circular plate is installed at the output end of the air cylinder through a piston rod.

Compared with the prior art: the connection switching structure is driven to rotate through the adjusting structure until a first connecting plate or a second connecting plate or a third connecting plate or a fourth connecting plate in the connection switching structure is aligned with the connector, and after the alignment, the first connecting plate or the second connecting plate or the third connecting plate or the fourth connecting plate is connected with the connector through the adjusting structure, so that the light source device can be connected with a plurality of groups of optical fibers, the quantity of the optical fibers can be selected according to the requirements of users, the utilization rate of equipment can be improved, and the cost can be reduced.

Drawings

FIG. 1 is a perspective view of a connection switching structure according to the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3 according to the present invention;

FIG. 5 is a schematic front view of a connection switching structure according to the present invention;

FIG. 6 is a schematic side view of the connection switching structure of the present invention.

In the figure: the optical fiber connection device comprises a light source device 2, a connection head 21, an adjusting structure 3, a box body 31, a servo motor 32, a box body 33, an air cylinder 34, a connection switching structure 4, a circular plate 41, a connection hole 411, a first connection plate 42, a first fixing hole 421, a first connector 422, a first optical fiber 423, a second connection plate 43, a second fixing hole 431, a second connector 432, a second optical fiber 433, a third connection plate 44, a third fixing hole 441, a third connector 442, a third optical fiber 443, a fourth connection plate 45, a fourth fixing hole 451, a fourth connector 452 and a fourth optical fiber 453.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides an optical fiber light source for an optical fiber gyroscope, which has the advantage of being capable of connecting a plurality of groups of optical fibers according to the requirements of users, and please refer to fig. 1-6, wherein the optical fiber light source comprises a light source device 2, an adjusting structure 3 connected to the light source device 2 and a connection switching structure 4 connected to the adjusting structure 3;

further, one end of the light source 2 is provided with a connector 21.

Further, the connection switching structure 4 includes a circular plate 41, the inner wall of the circular plate 41 is provided with connection holes 411 in a square arrangement, the inner walls of the four groups of connection holes 411 are respectively provided with a first connection plate 42, a second connection plate 43, a third connection plate 44 and a fourth connection plate 45, and the connection holes 411 are located in front of the connection head 21;

a first fixing hole 421 is formed in the middle end of the inner wall of the first connecting plate 42, a first connector 422 is connected to the inner wall of the first fixing hole 421, and a first optical fiber 423 is connected to the inner wall of the first connector 422;

two ends of the inner wall of the second connecting plate 43 are provided with second fixing holes 431, the inner wall of the second fixing holes 431 is connected with a second connector 432, and the inner wall of the second connector 432 is connected with a second optical fiber 433;

a third fixing hole 441 is formed in the inner wall of the third connecting plate 44 in a triangular arrangement, a third connector 442 is connected to the inner wall of the third fixing hole 441, and a third optical fiber 443 is connected to the inner wall of the third connector 442;

the inner wall of the connecting plate IV 45 is provided with a fixing hole IV 451 in a square arrangement, the inner wall of the fixing hole IV 451 is connected with a connector IV 452, and the inner wall of the connector IV 452 is connected with an optical fiber IV 453;

the first connecting plate 42 and the third connecting plate 44 are opposite ends, and the second connecting plate 43 and the fourth connecting plate 45 are opposite ends;

the sizes of the first connecting plate 42, the second connecting plate 43, the third connecting plate 44 and the fourth connecting plate 45 are consistent;

the diameter of the first fixing hole 421 is larger than that of the second fixing hole 431, the diameter of the second fixing hole 431 is larger than that of the third fixing hole 441, and the diameter of the third fixing hole 441 is larger than that of the fourth fixing hole 451;

the diameter of the first optical fiber 423 is larger than that of the second optical fiber 433, the diameter of the second optical fiber 433 is larger than that of the third optical fiber 443, and the diameter of the third optical fiber 443 is larger than that of the fourth optical fiber 453;

the number of the first fixing holes 421, the number of the second fixing holes 431, the number of the third fixing holes 441 and the number of the fourth fixing holes 451 are set to be incremental, specifically, the incremental number is preferably 1, and the connection switching structure 4 not only can enable the light source device 2 to be connected with a plurality of groups of optical fibers, but also can select the number according to the requirements of a user.

Further, the adjusting structure 3 comprises a box 31, one end of the light source 2 is provided with the box 31, the inner wall of the box 31 is provided with a servo motor 32, and an output shaft of the servo motor 32 is connected with a box 33 through an angle sensor;

the air cylinder 34 is installed on the inner wall of the box body 33, the output end of the air cylinder 34 is provided with a circular plate 41 through a piston rod, specifically, the piston rod on the air cylinder 34 is set to be non-rotating, the adjusting structure 3 has the function of driving the connecting and switching structure 4 to rotate and stretch, the rotation angle of the output shaft of the servo motor 32 can be known through an angle sensor, and the rotation angle of the output shaft of the servo motor 32 can be known so that the first connecting plate 42, the second connecting plate 43, the third connector 442 and the fourth connector 452 can be located in front of the connector 21.

When the optical fiber connector 2 is used, a person skilled in the art connects the first optical fiber 423, the second optical fiber 433, the third optical fiber 443, and the fourth optical fiber 453 to the first connector 422, the second connector 432, the third connector 442, and the fourth connector 452, respectively, and when the light source device 2 is needed, the circular plate 41 is rotated by the servo motor 32, wherein the rotation angle of the circular plate 41 is 90 ° each time, the first connecting plate 42, the second connecting plate 43, the third connector 442, and the fourth connector 452 are sequentially located in front of the connecting head 21 when the circular plate 41 is rotated by 90 ° each time, and when a user positions the first connecting plate 42, the second connecting plate 43, the third connector 442, or the fourth connector 452 in front of the connecting head 21 as required, the circular plate 41 is driven by the cylinder 34 to contract, and the contracted circular plate 41 connects the corresponding connecting hole 411 to the connecting head 21, so as to enable the optical fiber to work.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A fiber optic light source for a fiber optic gyroscope, comprising a light source device (2), one end of the light source device (2) is provided with a connector (21), it is characterized in that, also comprises: be connected on the light source device (2) The regulatory structure of (3); and

a connection switching structure (4) connected to the adjustment structure (3);

The connection switching structure (4) comprises a circular plate (41), the inner wall of the circular plate (41) is arranged in a square shape with connection holes (411), and the inner walls of the four groups of the connection holes (411) are respectively installed with connection plates one. (42), connecting plate two (43), connecting plate three (44) and connecting plate four (45), the connecting hole (411) is located in front of the connecting head (21);

A fixing hole 1 (421) is formed at the middle end of the inner wall of the connecting plate 1 (42), the inner wall of the fixing hole 1 (421) is connected with a connector 1 (422), and the inner wall of the connector 1 (422) is connected with an optical fiber one (423);

Two fixing holes (431) are opened at both ends of the inner wall of the second connecting plate (43), the inner wall of the second fixing hole (431) is connected with a second connector (432), and the inner wall of the second connector (432) is connected with an optical fiber two (433);

The inner wall of the connecting plate 3 (44) is arranged in a triangular manner and is provided with a fixing hole 3 (441), the inner wall of the fixing hole 3 (441) is connected with a connector 3 (442), and the inner wall of the connector 3 (442) is connected with a Fiber three (443);

The inner wall of the connecting plate 4 (45) is arranged in a square shape and is provided with a fixing hole 4 (451), the inner wall of the fixing hole 4 (451) is connected with a connector 4 (452), and the inner wall of the connector 4 (452) is connected with a Fiber Four (453).

2 . The optical fiber light source for a fiber optic gyroscope according to claim 1 , wherein the connecting plate one (42) and the connecting plate three (44) are opposite ends, and the connecting plate two (43) . 3 . ) and the connecting plate four (45) are opposite ends.

3 . The optical fiber light source for a fiber optic gyroscope according to claim 1 , wherein the connecting plate one (42), the connecting plate two (43), the connecting plate three (44) and all the The size of the connecting plate four (45) is the same.

4. The optical fiber light source for a fiber optic gyroscope according to claim 1, wherein the diameter of the first fixing hole (421) is larger than the diameter of the second fixing hole (431), and the second fixing hole (431) The diameter of (431) is larger than the diameter of the third fixing hole (441), and the diameter of the third fixing hole (441) is larger than the diameter of the fourth fixing hole (451).

5. The optical fiber light source for a fiber optic gyroscope according to claim 1, wherein the diameter of the first optical fiber (423) is larger than the diameter of the second optical fiber (433), and the second optical fiber (433) The diameter of fiber three (443) is larger than the diameter of fiber three (443), and the diameter of fiber three (443) is larger than the diameter of fiber four (453).

6. The optical fiber light source for a fiber optic gyroscope according to claim 1, characterized in that the number of said fixing holes one (421), the number of said fixing holes two (431), the number of said fixing holes three (431) 441) and the number of the fixing holes four (451) are set to be incremental.

7. The optical fiber light source for a fiber optic gyroscope according to claim 1, wherein the adjustment structure (3) comprises a box body (31), and one end of the light source device (2) is provided with a box body (31). 31), a servo motor (32) is installed on the inner wall of the box body (31), and the output shaft of the servo motor (32) is connected to the box body (33) through an angle sensor.

8. The optical fiber light source for a fiber optic gyroscope according to claim 7, wherein a cylinder (34) is installed on the inner wall of the box (33), and the output end of the cylinder (34) is installed through a piston rod circular plate (41).