CN216817005U - Low-noise single-fiber bidirectional optical device capable of reducing transmission interference - Google Patents
Low-noise single-fiber bidirectional optical device capable of reducing transmission interference Download PDFInfo
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- CN216817005U CN216817005U CN202122631769.1U CN202122631769U CN216817005U CN 216817005 U CN216817005 U CN 216817005U CN 202122631769 U CN202122631769 U CN 202122631769U CN 216817005 U CN216817005 U CN 216817005U
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Abstract
The utility model discloses a low-noise single-fiber bidirectional optical device capable of reducing transmission interference, which relates to the field of single-fiber bidirectional optical devices and comprises a single-fiber bidirectional optical device body, wherein a sealing mechanism is arranged inside a sealing sleeve, an anti-interference noise reduction mechanism is arranged on the surface of an optical fiber ferrule, and an overhaul mechanism is arranged on the surface of the anti-interference noise reduction mechanism. Simple structure and is suitable for popularization.
Description
Technical Field
The utility model relates to the field of single-fiber bidirectional optical devices, in particular to a low-noise single-fiber bidirectional optical device capable of reducing transmission interference.
Background
The single-fiber bidirectional technology is characterized in that optical signals in two directions can be transmitted and received in one optical fiber at the same time, like lanes in the front direction and the reverse direction separated by an isolation zone on a road, vehicles on two sides run on the lanes without mutual interference, the single-fiber bidirectional technology only uses one optical fiber to complete the work which can be completed by two optical fibers originally, the transmission quantity of the existing optical fiber is doubled, and therefore optical fiber resources are greatly saved.
When the existing single-fiber bidirectional optical device is actually used, a certain gap exists between the optical fiber protective sleeve and the single-fiber bidirectional optical device, so that large noise is easily generated through the gap, and meanwhile, the optical fiber is easily interfered by external electric signals and the like, so that the transmission efficiency of the optical fiber is reduced, and the actual use quality of the single-fiber bidirectional optical device is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a low-noise single-fiber bidirectional optical device capable of reducing transmission interference, so as to solve the above-mentioned problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a low noise two-way optical device of single fiber of reducible transmission interference, includes the two-way optical device body of single fiber, the surface of the two-way optical device body of single fiber is provided with the protective sheath, and the surface of the two-way optical device body of single fiber is provided with the seal cover, the seal cover sets up the outside end at the protective sheath, and the inside of seal cover is provided with sealing mechanism, the internal connection of protective sheath has the optic fibre lock pin, the surface of optic fibre lock pin is provided with the anti-interference mechanism of making an uproar that falls, the surface of the anti-interference mechanism of making an uproar that falls is provided with overhauls the mechanism.
Preferably, sealing mechanism includes sealing ring and gag lever post, the sealing ring cover is established on the surface of protective sheath, the gag lever post is even interval and is provided with the multiunit, the gag lever post offsets with the lateral surface of sealing ring, and gag lever post sliding connection is in the inside of seal cover.
Preferably, sealing mechanism still includes extrusion spring and regulation clamping ring, the lateral surface at the sealing ring is fixed to extrusion spring's the inner, the inner wall at the seal cover is fixed to extrusion spring's outside end, the medial surface lower extreme of adjusting the clamping ring is the slope setting, the medial surface of adjusting the clamping ring offsets with the lateral surface of gag lever post.
Preferably, sealing mechanism still includes snap ring and joint groove, snap ring is the loop configuration, and snap ring's upper and lower both sides face inwards inclines to set up, the lateral surface at the seal cover is seted up in the joint groove, snap ring offsets with the inner wall in joint groove.
Preferably, the anti-interference noise reduction mechanism comprises a buffer pad and a buffer spring, the buffer pad and the buffer spring are provided with multiple groups, the multiple groups of buffer pads are distributed in a circumferential array mode, the inner side face of each buffer pad is abutted to the surface of the optical fiber insertion core, and the inner end of each buffer spring is fixed on the outer side face of each buffer pad.
Preferably, the anti-interference noise reduction mechanism further comprises a shielding protective sleeve and a sound insulation protective sleeve, a notch corresponding to the buffer spring is formed in the inner wall of the shielding protective sleeve, the outer end of the buffer spring is fixed on the inner wall of the notch, and the sound insulation protective sleeve is arranged on the surface of the shielding protective sleeve.
Preferably, the maintenance mechanism includes access door and elasticity fixture block, the access door is transparent, the access hole has been seted up with the inside of sound insulation protective sheath to the shielding protective sheath, the access door offsets with the inner wall of access hole, the draw-in groove has been seted up to the inside of sound insulation protective sheath, elasticity fixture block lateral surface is the arc, and the elasticity fixture block is flexible structure, the elasticity fixture block offsets with the inner wall of draw-in groove.
The utility model has the technical effects and advantages that:
1. the sealing ring is sleeved on the surface of the protective sleeve by arranging the sealing mechanism, so that the sealing property between the single-fiber bidirectional optical device body and the protective sleeve is ensured, and the adjusting press ring is inserted into the sealing sleeve, so that the limiting rod moves inwards and tightly presses the sealing ring under the elastic action of the extrusion spring, so that the protective sleeve and the sealing ring are kept in close contact, the sealing property is ensured, and the transmission interference and the noise are reduced;
2. through setting up anti-interference mechanism and the maintenance mechanism of making an uproar that falls, under buffer spring's elastic action, effectively slow down the influence that external impulsive force produced the optic fibre lock pin, guarantee the use quality of optic fibre lock pin, further reduce transmission interference through the shielding protective sheath, further fall the noise through the sound insulation protective sheath, realize multistage anti-interference and fall the noise, the result of use is better, when optic fibre lock pin part damages, see through the access door and can observe the optic fibre lock pin, conveniently overhaul the damage part of optic fibre lock pin, moreover, the steam generator is simple in structure, and is suitable for being generalized.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a side sectional view of the sealing mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the anti-interference noise reduction mechanism according to the present invention.
Fig. 4 is a cross-sectional structural view of the anti-interference noise reduction mechanism and the maintenance mechanism of the present invention.
In the figure: 1. a single fiber bidirectional optical device body; 2. a protective sleeve; 3. sealing sleeves; 4. a sealing mechanism; 401. a seal ring; 402. a limiting rod; 403. a compression spring; 404. adjusting the compression ring; 405. an elastic snap ring; 406. a clamping groove; 5. an optical fiber ferrule; 6. an anti-interference noise reduction mechanism; 601. a cushion pad; 602. a buffer spring; 603. a shielding protective sleeve; 604. a sound insulation protective sleeve; 7. a maintenance mechanism; 701. an access door; 702. and the elastic clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a low-noise single-fiber bidirectional optical device capable of reducing transmission interference, which is shown in figures 1-4 and comprises a single-fiber bidirectional optical device body 1, wherein a protective sleeve 2 is arranged on the surface of the single-fiber bidirectional optical device body 1, a sealing sleeve 3 is arranged on the surface of the single-fiber bidirectional optical device body 1, the sealing sleeve 3 is arranged at the outer side end of the protective sleeve 2, a sealing mechanism 4 is arranged inside the sealing sleeve 3, an optical fiber inserting core 5 is connected inside the protective sleeve 2, an anti-interference noise reduction mechanism 6 is arranged on the surface of the optical fiber inserting core 5, and an overhauling mechanism 7 is arranged on the surface of the anti-interference noise reduction mechanism 6.
The sealing mechanism 4 further comprises an extrusion spring 403 and an adjusting pressing ring 404, the inner end of the extrusion spring 403 is fixed on the outer side surface of the sealing ring 401, the outer side end of the extrusion spring 403 is fixed on the inner wall of the sealing sleeve 3, the lower end of the inner side surface of the adjusting pressing ring 404 is obliquely arranged, the inner side surface of the adjusting pressing ring 404 is abutted to the outer side surface of the limiting rod 402, before use, the adjusting pressing ring 404 is inserted into the sealing sleeve 3, the adjusting pressing ring 404 is abutted to the surface of the limiting rod 402, under the elastic action of the extrusion spring 403, the sealing ring 401 is in close contact with the surface of the protective sleeve 2, and the sealing performance of the single-fiber bidirectional optical device body 1 and the protective sleeve 2 is further ensured.
Anti-interference noise reduction mechanism 6 includes blotter 601 and buffer spring 602, blotter 601 all is provided with the multiunit with buffer spring 602, multiunit blotter 601 is circumference array distribution with buffer spring 602, the medial surface of blotter 601 offsets with the surface of optic fibre lock pin 5, the lateral surface at blotter 601 is fixed to buffer spring 602's inner, under buffer spring 602's elastic action, effectively slow down the impulsive force effect that optic fibre lock pin 5 received in the use, guarantee optic fibre lock pin 5's quality of use and life-span.
Anti-interference noise reduction mechanism 6 still includes shielding protective sheath 603 and sound insulation protective sheath 604, and the notch that corresponds with buffer spring 602 is seted up to the inner wall of shielding protective sheath 603, and the inner wall at the notch is fixed to buffer spring 602's outer end, and sound insulation protective sheath 604 cover is established on the surface of shielding protective sheath 603, further reduces transmission interference through shielding protective sheath 603, further reduces the noise through sound insulation protective sheath 604, realizes multistage anti-interference and fall the noise, and the result of use is better.
The working principle is as follows: when the device is used, the sealing ring 401 abuts against the surface of the protective sleeve 2, the sealing performance between the single-fiber bidirectional optical device body 1 and the protective sleeve 2 is ensured, the effective protection of the optical fiber ferrule 5 is realized, meanwhile, the anti-interference and anti-noise performance is ensured, the adjusting pressing ring 404 is extruded towards the inside of the sealing sleeve 3, the inner side surface of the adjusting pressing ring 404 abuts against the surface of the limiting rod 402, then, the sealing ring 401 is in close contact with the surface of the protective sleeve 2, a gap is prevented from being generated between the protective sleeve 2 and the sealing ring 401, then, the elastic clamping ring 405 abuts against the inner wall of the clamping groove 406, the clamping installation of the adjusting pressing ring 404 is realized, the adjusting pressing ring 404 is convenient to install and disassemble, in the using process, under the elastic action of the buffer spring 602, the impact force effect on the optical fiber ferrule 5 is effectively reduced, the optical fiber ferrule 5 is prevented from being damaged by the impact force, and the interference of external signals is shielded by the shielding protective sleeve 603, guarantee actual transmission efficiency, form syllable-dividing protection through syllable-dividing protective sheath 604, noise reduction receives the damage when optic fibre lock pin 5's part, sees through access door 701 and observes optic fibre lock pin 5's actual conditions, is convenient for look for the position that actual need overhauld according to actual conditions, conveniently overhauls simple structure, is fit for promoting.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a reducible transmission interference's two-way optical device of low noise single fiber, includes two-way optical device body of single fiber (1), its characterized in that: the surface of the single-fiber bidirectional optical device body (1) is provided with a protective sleeve (2), the surface of the single-fiber bidirectional optical device body (1) is provided with a sealing sleeve (3), the sealing sleeve (3) is arranged at the outer side end of the protective sleeve (2), a sealing mechanism (4) is arranged inside the sealing sleeve (3), an optical fiber insertion core (5) is connected inside the protective sleeve (2), an anti-interference noise reduction mechanism (6) is arranged on the surface of the optical fiber insertion core (5), and an overhaul mechanism (7) is arranged on the surface of the anti-interference noise reduction mechanism (6).
2. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 1, wherein: sealing mechanism (4) include sealing ring (401) and gag lever post (402), sealing ring (401) cover is established on the surface of protective sheath (2), gag lever post (402) even interval is provided with the multiunit, gag lever post (402) offsets with the lateral surface of sealing ring (401), and gag lever post (402) sliding connection is in the inside of seal cover (3).
3. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 2, wherein: sealing mechanism (4) still include extrusion spring (403) and adjust clamping ring (404), the lateral surface at sealing ring (401) is fixed to the inner of extrusion spring (403), the inner wall at seal cover (3) is fixed to the outside end of extrusion spring (403), the medial surface lower extreme of adjusting clamping ring (404) is the slope setting, the medial surface of adjusting clamping ring (404) offsets with the lateral surface of gag lever post (402).
4. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 3, wherein: sealing mechanism (4) still include snap ring (405) and joint groove (406), snap ring (405) are the loop configuration, and the upper and lower both sides face of snap ring (405) to the inboard slope setting, the lateral surface at seal cover (3) is seted up in joint groove (406), snap ring (405) offsets with the inner wall in joint groove (406).
5. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 1, wherein: anti-interference noise reduction mechanism (6) are including blotter (601) and buffer spring (602), blotter (601) all are provided with the multiunit with buffer spring (602), the multiunit blotter (601) are circumference array distribution with buffer spring (602), the medial surface of blotter (601) offsets with the surface of optic fibre lock pin (5), the lateral surface at blotter (601) is fixed to the inner of buffer spring (602).
6. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 5, wherein: anti-interference noise reduction mechanism (6) still include shielding protective sheath (603) and sound insulation protective sheath (604), the notch that corresponds with buffer spring (602) is seted up to the inner wall of shielding protective sheath (603), the inner wall at the notch is fixed to the outer end of buffer spring (602), sound insulation protective sheath (604) cover is established on the surface of shielding protective sheath (603).
7. A low noise single fiber bi-directional optical device capable of reducing transmission interference according to claim 6, wherein: maintenance mechanism (7) include access door (701) and elasticity fixture block (702), access door (701) are transparent, the access hole has been seted up with the inside of syllable-dividing protective sheath (604) to shielding protective sheath (603), access door (701) offset with the inner wall of access hole, the draw-in groove has been seted up to the inside of syllable-dividing protective sheath (604), elasticity fixture block (702) lateral surface is the arc, and elasticity fixture block (702) is flexible structure, elasticity fixture block (702) offsets with the inner wall of draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122631769.1U CN216817005U (en) | 2021-10-30 | 2021-10-30 | Low-noise single-fiber bidirectional optical device capable of reducing transmission interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122631769.1U CN216817005U (en) | 2021-10-30 | 2021-10-30 | Low-noise single-fiber bidirectional optical device capable of reducing transmission interference |
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| CN216817005U true CN216817005U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122631769.1U Active CN216817005U (en) | 2021-10-30 | 2021-10-30 | Low-noise single-fiber bidirectional optical device capable of reducing transmission interference |
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| CN (1) | CN216817005U (en) |
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2021
- 2021-10-30 CN CN202122631769.1U patent/CN216817005U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU FIBER GRID Co.,Ltd. Assignor: Jiangsu aideke Photon Technology Co.,Ltd. Contract record no.: X2023980040293 Denomination of utility model: A low noise single fiber bidirectional optical device that can reduce transmission interference Granted publication date: 20220624 License type: Exclusive License Record date: 20230823 |
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| EE01 | Entry into force of recordation of patent licensing contract |