CN211148978U

CN211148978U - Dustproof protective sleeve for optical fiber connector

Info

Publication number: CN211148978U
Application number: CN201922379292.5U
Authority: CN
Inventors: 战晓峰
Original assignee: Wuhan Guangyi Xunjie Communication Technology Co ltd
Current assignee: Wuhan Guangyi Xunjie Communication Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-07-31
Anticipated expiration: 2029-12-26

Abstract

The utility model relates to an optical communication equipment technical field just discloses an optical fiber splice is with dustproof protective sheath, including the lag, the inboard threaded connection of lag has the optical module interface that extends to the lag right side, optical module interface connect downthehole sliding connection have be located the inboard outer optic fibre of lag, the inboard fixedly connected with of lag is located the sealing washer in the outer optic fibre outside, quantity is two and the inside regulation hole of intercommunication lag has been seted up in the outside of lag. This dustproof protective sheath for optical fiber splice possesses the effect of connecting stably, dustproof and protection optical fiber splice, has solved the junction of current optical fiber splice and optical module and has mostly not done sealed processing, makes in the dust gets into the interface easily, influences the accuracy of optic fibre propagation information, and simultaneously, the mounting hole that connects optic fibre of joint housing does not take optic fibre protective measures, and optic fibre is very easily by the problem of joint housing edge damage in the use.

Description

Dustproof protective sleeve for optical fiber connector

Technical Field

The utility model relates to an optical communication equipment technical field specifically is an optical fiber splice is with dustproof protective sheath.

Background

The optical communication equipment for transmitting information by using light wave is formed from three portions of signal transmission, signal transmission and signal reception, and is divided into atmosphere laser communication device, optical fiber laser communication device, space laser communication device and waveguide type laser communication device according to the difference of transmission medium, and the laser communication equipment has the advantages of large information capacity, strong interference resistance and confidentiality and light equipment.

The optical fiber connector is used as a connector for connecting an optical module, the stability of the optical fiber connector is very important for influencing optical communication, most of the joints of the existing optical fiber connector and the optical module are not subjected to sealing treatment, dust easily enters the interfaces, the accuracy of optical fiber propagation information is influenced, meanwhile, optical fiber protection measures are not adopted for the installation holes of the optical fiber connected with the connector shell, and the optical fiber is easily damaged by the edges of the connector shell in the using process, so that the dustproof protective sleeve for the optical fiber connector is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an optical fiber splice is with dustproof protective sheath possesses to connect advantages such as stable, dustproof and protection optical fiber splice, has solved current optical fiber splice and has done sealed processing mostly with the junction of optical module, makes in the dust gets into the interface easily, influences the accuracy of optic fibre propagation information, and simultaneously, the mounting hole that connects optic fibre of splice closure does not take optic fibre safeguard measure, and optic fibre is very easily by the problem that splice closure edge damaged in the use.

(II) technical scheme

In order to realize the purpose of stable connection, dust prevention and optical fiber joint protection, the utility model provides a following technical scheme is that a dustproof protective sleeve for optical fiber joint, including the lag, the inboard threaded connection of lag has the optical module interface that extends to the lag right side, sliding connection has the outer optic fibre that is located the lag inboard in the downthehole of optical module interface, the inboard fixedly connected with of lag is located the sealing washer in the outer optic fibre outside, the regulation hole that quantity is two and communicate the lag inside is seted up in the outside of lag, the outside swing joint of outer optic fibre has the fixed plate that quantity is two, two the equal fixedly connected with in opposite sides side of fixed plate runs through L shape adjusting lever in adjusting hole, the outside fixedly connected with quantity of lag is two and respectively with the supporting shoe that L shape adjusting lever contacted, two the equal sliding connection in outside of L shape adjusting lever has the fixed spring that is located between regulation hole and the fixed plate, the inboard fixedly connected with quantity of lag is the protection spring of a plurality of protection spring, a plurality of protection spring keeps away from the one end of lag all with protection ring fixed connection with protection ring, the inboard fixed connection of protection ring is located the rubber packing.

Preferably, an internal thread is formed on the inner side of the protective sleeve, and an external thread matched with the internal thread is formed on the outer portion of the optical module interface.

Preferably, the sealing ring is made of rubber, the outer diameter of the sealing ring is matched with the inner diameter of the protective sleeve, and the inner diameter of the sealing ring is matched with the diameter of the outer optical fiber.

Preferably, the two adjusting holes, the fixing plate and the L-shaped adjusting rod are symmetrically distributed on the outer part of the outer optical fiber.

Preferably, the fixing plate is semicircular, the diameter of the inner ring of the fixing plate is matched with that of the outer optical fiber, and a plurality of tooth-shaped rubber fixing strips are fixedly connected to the inner side of the fixing plate.

Preferably, a plurality of the protection springs are distributed on the inner side of the protection sleeve in an annular and equidistant mode, the outer diameter of the rubber gasket is matched with the inner diameter of the protection ring, and the inner diameter of the rubber gasket is matched with the diameter of the outer optical fiber.

(III) advantageous effects

Compared with the prior art, the utility model provides an optical fiber splice is with dustproof protective sheath possesses following beneficial effect:

this optical fiber splice is with dustproof protective sheath, when installing optic fibre, push down two L shape adjusting lever earlier and be located the outside of supporting shoe left side part, thereby drive two fixed plate separation motions, then pass the rubber packing ring with outer optic fibre in proper order, two fixed plate inboards and sealing washer, insert outer optic fibre inside the optical module interface, then the rotary protection cover, it is fixed with the optical module interface through the screw thread, then it adjusts the pole to loosen L shape, extrude the fixed plate under the elasticity of fixed spring, cooperate the inboard profile of tooth rubber fixed strip of fixed plate to fix outer optic fibre simultaneously, when outer optic fibre rocks, can alleviate the impact of rocking of outer optic fibre through the inboard rubber packing ring of protective ring and protective spring, reduce the bending angle of outer optic fibre simultaneously, avoid outer optic fibre to roll over bad, reach the mesh of protecting outer optic fibre, through setting up the sealing washer, avoid dust to get into in the interface, influence the accuracy of optical information transmission, improve the stability of optical communication, through the above setting up, possess the connection stability, dustproof and the effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the present invention.

In the figure, a protective sleeve 1, an optical module interface 2, an outer optical fiber 3, a sealing ring 4, an adjusting hole 5, a fixing plate 6, an adjusting rod shaped like 7L, a supporting block 8, a fixing spring 9, a protective spring 10, a protective ring 11 and a rubber gasket 12 are arranged.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-2, a dustproof protection cover for optical fiber splice, including lag 1, the inboard threaded connection of lag 1 has optical module interface 2 that extends to lag 1 right side, the internal thread has been seted up to lag 1's inboard, the external screw thread with internal thread looks adaptation is seted up to optical module interface 2's outside, optical module interface 2's downthehole sliding connection has the outer optic fibre 3 that is located lag 1 inboard, the inboard fixedly connected with of lag 1 is located the sealing washer 4 in the outer optic fibre 3 outside, sealing washer 4 is rubber, the external diameter of sealing washer 4 and lag 1's internal diameter looks adaptation, and sealing washer 4's internal diameter and outer optic fibre 3's diameter looks adaptation, the quantity is two and communicates the inside regulation hole 5 of lag 1 in the outside, outer optic fibre 3's outside swing joint has quantity to be two fixed plates 6 that the quantity is two, fixed plate 6 is the semicircle ring shape, and fixed plate 6's internal diameter and outer optic fibre 3's diameter looks adaptation, the inboard fixedly connected with quantity of fixed plate 6 is a plurality of tooth shape rubber fixation strip for a plurality of fixed plate, the equal-length of fixed plate L that the back side fixedly connected with fixed plate L runs through regulation hole 5, the fixed plate 6 and the outer optic fibre 6 is equal distribution of fixed plate 3 and is equal distribution in the fixed plate 3 and is equal distribution of the outer diameter of the outer spring 3 and is equal distribution of the outer fixed plate 3, the outer fixed plate 3 and is equal distribution of the outer fixed plate 3, the outer fixed plate 3 of the outer diameter of the outer fixed plate 3, the outer fixed plate 3 and the outer fixed plate 3 of the.

In summary, when an optical fiber is installed, the two L-shaped adjusting rods 7 are firstly pressed outside the left side portion of the supporting block 8, so as to drive the two fixing plates 6 to move separately, then the outer optical fiber 3 sequentially passes through the rubber gasket 12, the inner sides of the two fixing plates 6 and the sealing ring 4, the outer optical fiber 3 is inserted into the optical module interface 2, then the protective sleeve 1 is rotated, the protective sleeve 1 is fixed with the optical module interface 2 through threads, then the L-shaped adjusting rods 7 are loosened, the fixing plates 6 are pressed under the elastic force of the fixing springs 9, and the outer optical fiber 3 is fixed by matching with the toothed rubber fixing strip inside the fixing plates 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The dustproof protective sleeve for the optical fiber connector comprises a protective sleeve (1), and is characterized in that the inner side of the protective sleeve (1) is in threaded connection with an optical module interface (2) extending to the right side of the protective sleeve (1), the outer optical fibers (3) located on the inner side of the protective sleeve (1) are in sliding connection in holes of the optical module interface (2), the inner side of the protective sleeve (1) is fixedly connected with sealing rings (4) located on the outer side of the outer optical fibers (3), the outer side of the protective sleeve (1) is provided with two adjusting holes (5) which are communicated with the inner side of the protective sleeve (1), the outer portions of the outer optical fibers (3) are movably connected with two fixing plates (6), the opposite sides of the two fixing plates (6) are fixedly connected with L-shaped adjusting rods (7) penetrating through the adjusting holes (5), the outer portions of the protective sleeve (1) are fixedly connected with two supporting blocks (8) which are in contact with L-shaped adjusting rods (7), the outer portions of the two L-shaped adjusting rods (7) are fixedly connected with supporting blocks (8) which are respectively in sliding connection with a plurality of fixing rings (9) located between the adjusting holes (5) and a plurality of springs (10), and the outer portions of the protective sleeve (1) are connected with a plurality of springs, and the inner side of the protecting springs (10) are connected with a plurality of protecting rings (10).

2. The dust-proof boot for optical fiber splice of claim 1, wherein: the optical module interface protection device is characterized in that an inner thread is formed in the inner side of the protection sleeve (1), and an outer thread matched with the inner thread is formed in the outer portion of the optical module interface (2).

3. The dust-proof boot for optical fiber splice of claim 1, wherein: the sealing ring (4) is made of rubber, the outer diameter of the sealing ring (4) is matched with the inner diameter of the protecting sleeve (1), and the inner diameter of the sealing ring (4) is matched with the diameter of the outer optical fiber (3).

4. The dustproof protective sleeve for the optical fiber connector according to claim 1, wherein the two adjusting holes (5), the fixing plate (6) and the L-shaped adjusting rods (7) are symmetrically distributed outside the outer optical fiber (3).

5. The dust-proof boot for optical fiber splice of claim 1, wherein: the fixing plate (6) is in a semicircular ring shape, the diameter of an inner ring of the fixing plate (6) is matched with that of the outer optical fiber (3), and the inner side of the fixing plate (6) is fixedly connected with a plurality of tooth-shaped rubber fixing strips.

6. The dust-proof boot for optical fiber splice of claim 1, wherein: the protection spring (10) is distributed on the inner side of the protection sleeve (1) in an annular and equidistant mode, the outer diameter of the rubber gasket (12) is matched with the inner diameter of the protection ring (11), and the inner diameter of the rubber gasket (12) is matched with the diameter of the outer optical fiber (3).