CN216285844U

CN216285844U - Polarization maintaining fiber LD coupling debugging device

Info

Publication number: CN216285844U
Application number: CN202122784239.0U
Authority: CN
Inventors: 周斌; 邢明明
Original assignee: Xi'an Tengliang Photoelectric Technology Co ltd
Current assignee: Xi'an Tengliang Photoelectric Technology Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-12
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to the technical field of optical fiber coupling, in particular to a polarization maintaining optical fiber LD coupling debugging device which comprises an installation box, wherein the front inner wall and the rear inner wall of the installation box are fixedly connected with two fixed blocks, an installation box is fixedly connected between the four fixed blocks, a debugging equipment main body is installed in the installation box, a plurality of first heat dissipation holes which are uniformly distributed are formed in the surface of the installation box, a plurality of heat dissipation fins which are uniformly distributed are fixedly connected to the lower end of the installation box, a heat dissipation mechanism is arranged in the installation box and used for dissipating heat of the debugging equipment main body, the heat dissipation effects on the two sides of the debugging equipment main body are further optimized through the rotation of two windmills, and the problem that the service life of the debugging equipment main body is shortened due to overhigh temperature is solved by optimizing the heat dissipation effect of the debugging equipment main body.

Description

Polarization maintaining fiber LD coupling debugging device

Technical Field

The utility model relates to the technical field of optical fiber coupling, in particular to a polarization maintaining fiber LD coupling debugging device.

Background

Polarization maintaining fiber: the polarization maintaining optical fiber transmits linearly polarized light and is widely applied to various fields of national economy such as aerospace, aviation, navigation, industrial manufacturing technology, communication and the like. In an interference type optical fiber sensor based on optical coherent detection, the polarization maintaining optical fiber is used to ensure that the linear polarization direction is unchanged, and the coherent signal-to-noise ratio is improved, so that high-precision measurement of physical quantity is realized. The polarization maintaining fiber is used as one special fiber and is used mainly in fiber gyro, fiber hydrophone and other sensors and fiber communication system, DWDM, EDFA and other fiber communication systems.

The prior art discloses a part of patent documents with optical-fiber coupling, a chinese patent with application number CN201820605849.5, discloses a polarization maintaining fiber LD coupling debugging device, and particularly relates to the technical field of laser fiber coupling. This kind of polarization maintaining fiber LD coupling debugging device includes fixture, feedback debugging mechanism, fixture includes electric rotating platform or manual revolving platform, casing mounting fixture, five dimension electric adjustment frame or five dimension manual adjustment frame, be equipped with the casing in the casing mounting fixture, the casing top is equipped with the optical fiber head, five dimension electric adjustment frame or five dimension manual adjustment frame upper ends are equipped with the centre gripping anchor clamps, the centre gripping anchor clamps centre gripping optical fiber head, feedback debugging mechanism includes DC power supply, laser diode, 1 # 2 polarization maintaining coupler, extinction ratio tester, dynamometer, computer, controller, and such structural design makes this kind of device extensive applicability, has realized monitoring when coupling and polarization extinction ratio, has effectively guaranteed the performance of device, has also improved the speed of polarization maintaining fiber coupling greatly.

Most of the light coupling debugging equipment commonly used at present have poor heat dissipation, and when the device is used for a long time, the self temperature rises, and the poor heat dissipation leads to the debugging equipment loss to uprise to make debugging equipment life reduce, for this we provide a polarization maintaining fiber LD coupling debugging device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a polarization maintaining fiber LD coupling debugging device.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a polarization maintaining fiber LD coupling debugging device comprises an installation box, wherein the front inner wall and the rear inner wall of the installation box are fixedly connected with two fixed blocks, an installation box is fixedly connected between the four fixed blocks, a debugging equipment main body is installed in the installation box, a plurality of first heat dissipation holes which are uniformly distributed are formed in the surface of the installation box, a plurality of heat dissipation fins which are uniformly distributed are fixedly connected to the lower end of the installation box, a heat dissipation mechanism is arranged in the installation box, and the heat dissipation mechanism is used for dissipating heat of the debugging equipment main body; the during operation, the fixed block is for the sake of convenience the fixed mounting box, and the mounting box is for the sake of convenience the installation debugging equipment main part, and first louvre and fin are for the sake of convenience to debug the equipment main part radiating, and heat dissipation mechanism is used for the heat dissipation to debug the equipment main part.

Preferably, the heat dissipation mechanism comprises a driving heat dissipation assembly and a driven heat dissipation assembly, the driving heat dissipation assembly and the driven heat dissipation assembly are both arranged in the installation box, and the driving heat dissipation assembly is connected with the driven heat dissipation assembly to achieve an optimized heat dissipation effect; during operation, heat dissipation mechanism package initiative radiator unit and driven radiator unit, initiative radiator unit and driven radiator unit all set up in the install bin, and initiative radiator unit and driven radiator unit link to each other in order to realize optimizing the radiating effect.

Preferably, the active heat dissipation assembly comprises a driving motor, an active fan and a driving gear, the driving motor is fixedly connected to the lower end of the installation box, the output end of the driving motor movably penetrates through the installation box, the active fan is fixedly connected to the output end of the driving motor, and the driving gear is fixedly connected to the surface of the active fan; during operation, driving motor is for the convenience of driving initiative fan pivoted, and the rotation of initiative fan is convenient for to the main part radiating of debugging equipment, and the driving gear is for the convenience of driving driven gear pivoted.

Preferably, the driven heat dissipation assemblies are arranged in four groups, each group of driven heat dissipation assemblies comprises a driven gear and a driven fan, the driven fans are rotatably connected in the installation box, the driven gears are fixedly connected to the surfaces of the driven fans, and the driven gears are meshed with the driving gears; during operation, driven gear is for the convenience and the driving gear mesh drive driven fan pivoted, optimizes the radiating effect through the mutually supporting of driven fan and initiative fan.

Preferably, the lower end of the installation box is provided with four third heat dissipation holes, and dust screens are installed in the four third heat dissipation holes; during operation, the third heat dissipation holes are convenient for hot air to be discharged, and the dustproof net is convenient for dust prevention.

Preferably, a control panel is installed at the front end of the installation box and is electrically connected with the debugging equipment main body; in operation, the control panel is convenient for being matched with the debugging equipment main body for use.

Preferably, the left inner wall and the right inner wall of the installation box are both rotatably connected with windmills, and the left end and the right end of the installation box are both provided with a plurality of second heat dissipation holes; when the debugging equipment is in operation, the two windmills are convenient to rotate under the blowing of the driven gears, the heat is radiated to the side surface of the debugging equipment main body through the rotation of the two windmills, and the second heat radiation holes are convenient to discharge hot air.

Preferably, the upper end of the installation box is provided with two slots, the two slots are movably inserted with insertion blocks, the two insertion blocks are fixedly connected with a sealing cover plate, the upper end of the sealing cover plate is fixedly connected with two handles, and the lower end of the installation box is fixedly connected with two supporting legs; the during operation, the offering of slot is for the convenience of the inserted block grafting, and sealed apron is for the convenience of closing the install bin, and the handle is for the convenience of mentioning sealed apron, and the stability of the installation of sealed apron is optimized to the block of inserted block and slot, and two supporting legs are convenient for support the install bin.

Compared with the prior art, the utility model has the following beneficial effects:

this scheme is when needs dispel the heat to the debugging equipment main part, at first start driving motor rotates, driving motor's rotation drives the rotation of initiative fan, the rotation through the initiative fan is air flow with higher speed, thereby dispel the heat to the debugging equipment main part, driving motor's rotation still drives the driving gear and rotates, make a plurality of driven gear rotate simultaneously through the rotation of driving gear, driven gear's rotation drives driven fan and rotates, the radiating effect to the debugging equipment main part has been optimized through mutually supporting of driven gear and driven fan, two windmill rotations are blown in the rotation of a plurality of driven fans, the radiating effect to debugging equipment main part both sides has further been optimized through the rotation of two windmills, the radiating effect to the debugging equipment main part has been prevented through optimizing the radiating effect to the debugging equipment main part because self high temperature leads to the problem of life step-down.

Drawings

FIG. 1 is an overall exploded view of the present invention;

FIG. 2 is a front perspective view of the present invention;

FIG. 3 is a bottom perspective view of the present invention;

fig. 4 is a schematic view of a heat dissipation mechanism of the present invention.

In the figure: 1. installing a box; 2. a control panel; 3. mounting a box; 4. a fixed block; 5. a first heat dissipation hole; 6. a heat sink; 7. debugging the equipment main body; 8. a windmill; 9. a second heat dissipation hole; 10. a slot; 11. sealing the cover plate; 12. a handle; 13. inserting a block; 14. supporting legs; 15. a third heat dissipation hole; 16. a dust screen; 17. a drive motor; 18. an active fan; 19. a driving gear; 20. a driven gear; 21. a driven fan.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The polarization maintaining fiber LD coupling debugging device shown in fig. 1-4 comprises an installation box 1, wherein the front inner wall and the rear inner wall of the installation box 1 are fixedly connected with two fixed blocks 4, an installation box 3 is fixedly connected between the four fixed blocks 4, a debugging equipment main body 7 is installed in the installation box 3, a plurality of first heat dissipation holes 5 which are uniformly distributed are formed in the surface of the installation box 3, a plurality of heat dissipation fins 6 which are uniformly distributed are fixedly connected to the lower end of the installation box 3, and a heat dissipation mechanism is arranged in the installation box 1 and used for dissipating heat of the debugging equipment main body 7; during operation, fixed block 4 is for the convenience of fixed mounting box 3, and mounting box 3 is for the convenience of installation debugging equipment main part 7, and first louvre 5 and fin 6 are for the convenience of the heat dissipation to debugging equipment main part 7, and heat dissipation mechanism is used for the heat dissipation to debugging equipment main part 7.

Specifically, the heat dissipation mechanism comprises a driving heat dissipation assembly and a driven heat dissipation assembly, the driving heat dissipation assembly and the driven heat dissipation assembly are both arranged in the installation box 1, and the driving heat dissipation assembly is connected with the driven heat dissipation assembly to achieve the optimized heat dissipation effect; during operation, heat dissipation mechanism package initiative radiator unit and driven radiator unit, initiative radiator unit and driven radiator unit all set up in install bin 1, and initiative radiator unit and driven radiator unit link to each other in order to realize optimizing the radiating effect.

Specifically, the active heat dissipation assembly comprises a driving motor 17, an active fan 18 and a driving gear 19, the driving motor 17 is fixedly connected to the lower end of the installation box 1, the output end of the driving motor 17 movably penetrates through the installation box 1, the active fan 18 is fixedly connected to the output end of the driving motor 17, and the driving gear 19 is fixedly connected to the surface of the active fan 18; in operation, the driving motor 17 is for driving the driving fan 18 to rotate, the driving fan 18 is for dissipating heat from the debugging device main body 7, and the driving gear 19 is for driving the driven gear 20 to rotate.

Specifically, the driven heat dissipation assemblies are arranged into four groups, each group of driven heat dissipation assemblies comprises a driven gear 20 and a driven fan 21, the driven fans 21 are rotatably connected in the installation box 1, the driven gears 20 are fixedly connected to the surfaces of the driven fans 21, and the driven gears 20 are meshed with the driving gear 19; in operation, the driven gear 20 is engaged with the driving gear 19 to rotate the driven fan 21, and the heat dissipation effect is optimized by the cooperation between the driven fan 21 and the driving fan 18.

Specifically, the lower end of the installation box 1 is provided with four third heat dissipation holes 15, and dust screens 16 are installed in the four third heat dissipation holes 15; in operation, the third heat dissipation holes 15 are for facilitating the discharge of hot air, and the dust screen 16 is for facilitating the dust prevention.

Specifically, the front end of the installation box 1 is provided with a control panel 2, and the control panel 2 is electrically connected with a debugging equipment main body 7; in operation, the control panel 2 is intended to facilitate use in conjunction with the commissioning device body 7.

Specifically, the left inner wall and the right inner wall of the installation box 1 are both rotatably connected with windmills 8, and the left end and the right end of the installation box 1 are both provided with a plurality of second heat dissipation holes 9; in operation, the two windmills 8 are rotated by the blowing of the plurality of driven gears 20, the heat is radiated to the side surface of the commissioning apparatus main body 7 by the rotation of the two windmills 8, and the second heat radiation holes 9 are used for discharging the hot air.

Specifically, two slots 10 are formed in the upper end of the installation box 1, insertion blocks 13 are movably inserted into the two slots 10, a sealing cover plate 11 is fixedly connected to the two insertion blocks 13, two handles 12 are fixedly connected to the upper end of the sealing cover plate 11, and two support legs 14 are fixedly connected to the lower end of the installation box 1; during operation, the opening of slot 10 is for being convenient for inserted block 13 to peg graft, and sealed apron 11 is for being convenient for closed with install bin 1, and handle 12 is for being convenient for lifting sealed apron 11, and the stability of sealed apron 11 installation is optimized to the block of inserted block 13 and slot 10's block, and two supporting legs 14 are convenient for support install bin 1.

The working principle of the utility model is as follows:

when the debugging device main body 7 needs to be radiated, the driving motor 17 is started to rotate firstly, the driving motor 17 rotates to drive the driving fan 18 to rotate, the air flow is accelerated by the rotation of the driving fan 18, so as to radiate heat to the debugging device main body 7, the rotation of the driving motor 17 also drives the driving gear 19 to rotate, the plurality of driven gears 20 are simultaneously rotated by the rotation of the driving gear 19, the rotation of the driven gears 20 rotates the driven fan 21, the heat radiation effect to the debugging apparatus main body 7 is optimized by the mutual cooperation of the driven gears 20 and the driven fans 21, the rotation of the plurality of driven fans 21 blows the rotation of the two windmills 8, the heat radiation effect to both sides of the debugging apparatus main body 7 is further optimized by the rotation of the two windmills 8, the problem that the service life of the debugging device main body 7 becomes low due to the over-high temperature of the debugging device main body 7 is prevented by optimizing the heat radiation effect to the debugging device main body 7.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a polarization maintaining fiber LD coupling debugging device, includes install bin (1), its characterized in that, two fixed block (4) of the equal fixedly connected with of inner wall around install bin (1), four fixedly connected with mounting box (3) between fixed block (4), install debugging equipment main part (7) in mounting box (3), a plurality of evenly distributed's first louvre (5) are seted up on the surface of mounting box (3), lower extreme fixedly connected with a plurality of evenly distributed's of mounting box (3 fin (6), be provided with heat dissipation mechanism in install bin (1), heat dissipation mechanism is used for dispelling the heat to debugging equipment main part (7).

2. The coupling debugging device for the polarization maintaining fiber LD according to claim 1, wherein the heat dissipation mechanism comprises a driving heat dissipation assembly and a driven heat dissipation assembly, the driving heat dissipation assembly and the driven heat dissipation assembly are both arranged in the installation box (1), and the driving heat dissipation assembly is connected with the driven heat dissipation assembly to achieve an optimized heat dissipation effect.

3. The coupling debugging device for the polarization maintaining fiber LD according to claim 2, wherein the active heat dissipation assembly comprises a driving motor (17), an active fan (18) and a driving gear (19), the driving motor (17) is fixedly connected to the lower end of the installation box (1), the output end of the driving motor (17) movably penetrates through the installation box (1), the active fan (18) is fixedly connected to the output end of the driving motor (17), and the driving gear (19) is fixedly connected to the surface of the active fan (18).

4. The device for debugging LD coupling of claim 3, wherein the driven heat dissipation assemblies are arranged in four groups, each group of the driven heat dissipation assemblies comprises a driven gear (20) and a driven fan (21), the driven fan (21) is rotatably connected in the installation box (1), the driven gear (20) is fixedly connected to the surface of the driven fan (21), and the driven gear (20) is meshed with the driving gear (19).

5. The coupling debugging device for the polarization maintaining fiber LD according to claim 4, wherein the lower end of the installation box (1) is provided with four third heat dissipation holes (15), and dust screens (16) are installed in the four third heat dissipation holes (15).

6. The coupling debugging device of claim 5, wherein a control panel (2) is installed at the front end of the installation box (1), and the control panel (2) is electrically connected with the debugging device body (7).

7. The coupling debugging device for the polarization maintaining fiber LD according to claim 6, wherein the left and right inner walls of the installation box (1) are rotatably connected with windmills (8), and the left and right ends of the installation box (1) are provided with a plurality of second heat dissipation holes (9).

8. The LD coupling debugging device of claim 7, wherein the upper end of the installation box (1) is provided with two slots (10), two slots (10) are movably inserted with insertion blocks (13), the two insertion blocks (13) are fixedly connected with a sealing cover plate (11), the upper end of the sealing cover plate (11) is fixedly connected with two handles (12), and the lower end of the installation box (1) is fixedly connected with two supporting legs (14).