CN210924022U - Tunable optical fiber filter - Google Patents
Tunable optical fiber filter Download PDFInfo
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- CN210924022U CN210924022U CN201922278123.2U CN201922278123U CN210924022U CN 210924022 U CN210924022 U CN 210924022U CN 201922278123 U CN201922278123 U CN 201922278123U CN 210924022 U CN210924022 U CN 210924022U
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Abstract
The utility model relates to an optical fiber filter technical field just discloses a tunable optical fiber filter. The tunable optical fiber filter comprises a shell, an optical fiber grating, a driver, a mass block, a heat dissipation device and a dustproof device, wherein the middle of the left side of the shell is communicated with the optical fiber grating, the middle of the right side of the shell is fixedly connected with the driver, the left side of the driver is movably connected with the mass block, and the heat dissipation device is installed at the top in the shell. This tunable fiber filter, through heat abstractor, the rotation of drive cam extrudees first pendulum rod and second pendulum rod to drive the adjustable shelf and around the fixed block swing, drive the flabellum through micro motor, thereby dispel the heat for the casing is internal, let through setting up compression spring all the time between first pendulum rod and the second pendulum rod be close to each other, thereby reached the more even effect of heat dissipation, improved radiating efficiency, avoided the heat dissipation uneven with the local high condition of heat that causes.
Description
Technical Field
The utility model relates to an optical fiber filter technical field specifically is a tunable optical fiber filter.
Background
Optical couplers or multiplexers are known that multiplex light at different wavelengths into a single optical fiber, the different wavelengths carrying different information. Then at the receiving end, how can we separate the desired wavelength from the fiber? This requires optical filtering. Optical filters are wavelength selective devices that select a desired wavelength from a plurality of wavelengths, and light other than that wavelength is rejected. It can be used for wavelength selection, noise filtering of optical amplifiers, gain equalization, optical multiplexing/demultiplexing.
At present, the optical fiber filter has the following defects that firstly, the heat inside the shell is slowly radiated, so that internal electric devices are easily damaged and aged, and secondly, dust enters the shell, so that the normal operation of the filter is seriously influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a tunable fiber filter possesses advantages such as the radiating effect is good, dustproof effectual, has solved the radiating slow of the inside heat of casing, easily leads to inside electrical part to damage, ageing etc. secondly, has the dust entering in the casing, seriously influences the problem of the normal operating of this wave filter.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a tunable fiber filter, includes casing, fiber grating, driver, quality piece, heat abstractor and dust keeper, the left side middle part intercommunication of casing has fiber grating, the right side middle part fixedly connected with driver of casing, the left side swing joint of driver has the quality piece, heat abstractor is installed at the top in the casing, dust keeper is installed to the bottom in the casing.
The heat dissipation device comprises a first supporting rod, the first supporting rod is fixedly installed at the top in the shell, a transmission cam is movably installed in the middle of the first supporting rod, a first swing rod is movably connected to the left end circumferential surface of the transmission cam, a second swing rod is movably connected to the right end circumferential surface of the transmission cam, a compression spring is movably connected to the middle of the first swing rod, a movable frame is movably connected to the bottom end of the first swing rod, a fixed block is movably connected to the middle end of the top of the movable frame, a second supporting rod is fixedly connected to the rear surface of the fixed block, a micro motor is fixedly connected to the middle end of the bottom of the movable frame, and a fan blade is movably connected to the output end of the micro.
The dustproof device comprises radiating holes, the radiating holes are formed in two sides of the bottom of the shell, a dustproof net is movably mounted in the radiating holes, a movable rod is movably mounted right above the dustproof net, the left end of the movable rod is movably connected with a baffle plate, and dust collecting grooves are movably mounted in two sides of the bottom in the shell.
Furthermore, the right end of the fiber bragg grating is communicated with a mass block through a fiber ferrule, and the middle end of the right side of the mass block is communicated with a driver.
Furthermore, the both ends of first bracing piece are all fixed mounting on top both sides inner wall in the casing, and second bracing piece fixed mounting is under first bracing piece.
Furthermore, the shapes and sizes of the first swing rod and the second swing rod are matched, the first swing rod is in an L-shaped rod body, and the middle of the first swing rod is movably connected with the second swing rod through a compression spring.
Furthermore, the left side of the middle part of the movable frame is movably connected with a first swing rod, and the right side of the middle part of the movable frame is movably connected with a second swing rod.
Furthermore, the front surface of the fixed block is movably connected with a movable frame through a movable pin shaft, and the top end of the movable frame is provided with a convex connecting block.
Furthermore, the movable rod penetrates through and is movably connected with the shell, and a buffer spring is sleeved at the right end of the movable rod.
The utility model has the advantages that:
1. this tunable fiber filter, through first bracing piece among the heat abstractor, the transmission cam, first pendulum rod, the second pendulum rod, compression spring, the adjustable shelf, the fixed block, the second bracing piece, cooperation setting between micro motor and the flabellum, the rotation of transmission cam, extrude first pendulum rod and second pendulum rod, thereby it swings around the fixed block to drive the adjustable shelf, drive the flabellum through micro motor, thereby dispel the heat for the casing, let through setting up compression spring all the time and be close to each other between first pendulum rod and the second pendulum rod, thereby reached the more even effect of heat dissipation, the radiating efficiency has been improved, the uneven and the too high condition of local heat that causes of heat dissipation has been avoided.
2. This tunable fiber filter sets up through the cooperation between louvre, dust screen, movable rod, baffling board and the dust collecting tank among the dust keeper, when the heat dissipation ventilates, can mix with the entering of dust, intercepts through the dust screen, and tiny dust gets into the casing after, in the interception of baffling board, receives gravity whereabouts to the dust collecting tank to reach the effect of being convenient for dustproof and concentrating and collecting the dust.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic, partially enlarged view of the structure shown at B in FIG. 1 according to the present invention;
fig. 4 is a top view of the internal structure of the middle housing of the present invention.
Description of reference numerals: 1-shell, 2-fiber bragg grating, 3-driver, 4-mass block, 5-heat dissipation device, 501-first support rod, 502-transmission cam, 503-first swing rod, 504-second swing rod, 505-compression spring, 506-movable frame, 507-fixed block, 508-second support rod, 509-micro motor, 510-fan blade, 6-dust-proof device, 601-heat dissipation hole, 602-dust screen, 603-movable rod, 604-baffle plate and 605-dust collection groove.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-4, a tunable fiber filter includes a housing 1, a fiber grating 2, a driver 3, a mass block 4, a heat dissipation device 5 and a dust prevention device 6, the fiber grating 2 is connected to the middle of the left side of the housing 1, the driver 3 is fixedly connected to the middle of the right side of the housing 1, the mass block 4 is connected to the right end of the fiber grating 2 through a fiber ferrule, the driver 3 is connected to the middle of the right side of the mass block 4, the mass block 4 is movably connected to the left side of the driver 3, the heat dissipation device 5 is installed at the top of the housing 1, and the dust prevention device 6 is installed.
The heat dissipation device 5 comprises a first supporting rod 501, the first supporting rod 501 is fixedly installed at the top in the housing 1, a transmission cam 502 is movably installed in the middle of the first supporting rod 501, a first swing rod 503 is movably connected with the circumferential surface of the left end of the transmission cam 502, a second swing rod 504 is movably connected with the circumferential surface of the right end of the transmission cam 502, the shapes and sizes of the first swing rod 503 and the second swing rod 504 are matched, the first swing rod 503 is in an L-shaped rod body, the middle of the first swing rod 503 is movably connected with the second swing rod 504 through a compression spring 505, the middle of the first swing rod 503 is movably connected with a compression spring 505, the bottom end of the first swing rod 503 is movably connected with a movable frame 506, the left side of the middle of the movable frame 506 is movably connected with the first swing rod 503, the right side of the middle of the movable frame 506 is movably connected with the second swing rod 504, the middle end of the top of the movable frame 506 is, and the top of adjustable shelf 506 is equipped with the bump connector piece, and the rear surface fixed connection of fixed block 507 has second bracing piece 508, and the equal fixed mounting in casing 1 in top both sides inner wall in both ends of first bracing piece 501, and second bracing piece 508 fixed mounting is under first bracing piece 501, and the bottom middle-end fixed connection of adjustable shelf 506 has micro motor 509, and micro motor 509's output swing joint has flabellum 510.
Dust keeper 6 includes louvre 601, and louvre 601 is seted up in the bottom both sides of casing 1, and movable mounting has dust screen 602 in louvre 601, and movable mounting has movable rod 603 directly over dust screen 602, and movable rod 603 runs through and swing joint has casing 1, and the right-hand member cover of movable rod 603 is equipped with buffer spring, and the left end swing joint of movable rod 603 has baffling board 604, and bottom both sides movable mounting has dust collecting tank 605 in casing 1.
When in use, the first support rod 501, the transmission cam 502, the first swing rod 503, the second swing rod 504, the compression spring 505, the movable frame 506, the fixed block 507, the second support rod 508, the micro motor 509 and the fan blade 510 in the heat dissipation device 5 are cooperatively arranged, the rotation of the transmission cam 502 extrudes the first swing rod 503 and the second swing rod 504, thereby driving the movable frame 506 to swing around the fixed block 507, the fan blade 510 is driven by the micro motor 509, thereby dissipating heat in the housing 1, the first swing rod 503 and the second swing rod 504 are always close to each other by arranging the compression spring 505, thereby achieving the effect of more uniform heat dissipation, improving the heat dissipation efficiency, avoiding the conditions of uneven heat dissipation and over-high local heat, and through the cooperation arrangement among the heat dissipation holes 601, the dust screen baffle plate 602, the movable rods 603, 604 and the dust collection groove 605 in the dust dissipation device 6, while the heat dissipation and ventilation are performed, the dust can enter the housing, and is intercepted by the dust screen 602, and after fine dust enters the housing 1, the fine dust is intercepted by the baffle plate 604 and falls into the dust collection groove 605 by gravity, so that the effects of dust prevention and dust centralized collection are achieved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A tunable fiber filter comprises a shell (1), a fiber grating (2), a driver (3), a mass block (4), a heat dissipation device (5) and a dustproof device (6), and is characterized in that: the middle of the left side of the shell (1) is communicated with a fiber bragg grating (2), the middle of the right side of the shell (1) is fixedly connected with a driver (3), the left side of the driver (3) is movably connected with a mass block (4), the top in the shell (1) is provided with a heat dissipation device (5), and the bottom in the shell (1) is provided with a dust prevention device (6);
the heat dissipation device (5) comprises a first support rod (501), the first support rod (501) is fixedly arranged at the top in the shell (1), a transmission cam (502) is movably arranged in the middle of the first supporting rod (501), a first swing rod (503) is movably connected with the circumferential surface of the left end of the transmission cam (502), the right end circumferential surface of the transmission cam (502) is movably connected with a second swing link (504), the middle part of the first swing link (503) is movably connected with a compression spring (505), the bottom end of the first swing rod (503) is movably connected with a movable frame (506), the middle end of the top of the movable frame (506) is movably connected with a fixed block (507), the rear surface of the fixing block (507) is fixedly connected with a second supporting rod (508), the middle end of the bottom of the movable frame (506) is fixedly connected with a micro motor (509), the output end of the micro motor (509) is movably connected with a fan blade (510);
dust keeper (6) include louvre (601), the bottom both sides at casing (1) are seted up to louvre (601), movable mounting has dust screen (602) in louvre (601), movable mounting has movable rod (603) directly over dust screen (602), the left end swing joint of movable rod (603) has baffling board (604), bottom both sides movable mounting has dust collection groove (605) in casing (1).
2. A tunable optical fiber filter according to claim 1, wherein: the right end of the fiber bragg grating (2) is communicated with a mass block (4) through a fiber ferrule, and the right middle end of the mass block (4) is communicated with a driver (3).
3. A tunable optical fiber filter according to claim 1, wherein: both ends of the first supporting rod (501) are fixedly arranged on the inner walls of the two sides of the inner top of the shell (1), and the second supporting rod (508) is fixedly arranged under the first supporting rod (501).
4. A tunable optical fiber filter according to claim 1, wherein: the shapes and sizes of the first swing rod (503) and the second swing rod (504) are matched, the first swing rod (503) is an L-shaped rod body, and the middle part of the first swing rod (503) is movably connected with the second swing rod (504) through a compression spring (505).
5. A tunable optical fiber filter according to claim 1, wherein: the left side of the middle part of the movable frame (506) is movably connected with a first swing rod (503), and the right side of the middle part of the movable frame (506) is movably connected with a second swing rod (504).
6. A tunable optical fiber filter according to claim 1, wherein: the front surface of the fixed block (507) is movably connected with a movable frame (506) through a movable pin shaft, and the top end of the movable frame (506) is provided with a convex connecting block.
7. A tunable optical fiber filter according to claim 1, wherein: the movable rod (603) penetrates through and is movably connected with the shell (1), and a buffer spring is sleeved at the right end of the movable rod (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278123.2U CN210924022U (en) | 2019-12-17 | 2019-12-17 | Tunable optical fiber filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922278123.2U CN210924022U (en) | 2019-12-17 | 2019-12-17 | Tunable optical fiber filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210924022U true CN210924022U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922278123.2U Active CN210924022U (en) | 2019-12-17 | 2019-12-17 | Tunable optical fiber filter |
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| CN (1) | CN210924022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549511A (en) * | 2020-11-24 | 2021-03-26 | 宣城市泳达洁具有限公司 | Cooling and demolding device for bathtub production |
| CN115180820A (en) * | 2022-08-09 | 2022-10-14 | 广州鑫朗耀科技有限公司 | Optical fiber drawing equipment |
-
2019
- 2019-12-17 CN CN201922278123.2U patent/CN210924022U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549511A (en) * | 2020-11-24 | 2021-03-26 | 宣城市泳达洁具有限公司 | Cooling and demolding device for bathtub production |
| CN112549511B (en) * | 2020-11-24 | 2022-09-06 | 宣城市泳达洁具有限公司 | Cooling and demolding device for bathtub production |
| CN115180820A (en) * | 2022-08-09 | 2022-10-14 | 广州鑫朗耀科技有限公司 | Optical fiber drawing equipment |
| CN115180820B (en) * | 2022-08-09 | 2023-02-14 | 广州鑫朗耀科技有限公司 | Optical fiber drawing equipment |
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