CN218630280U - Aviation plug with self-looping optical fiber - Google Patents

Abstract

The utility model provides an aviation plug with self-looping optical fibers, which comprises a plug main body and an extension bar, wherein one end of the extension bar is connected with the plug main body through threads, and one end of the plug main body is connected with a dustproof cap; the plug main body comprises a threaded sleeve, a sleeve upper cover is sleeved in the threaded sleeve, a first step hole and a second step hole are arranged in the sleeve upper cover, the first step hole and the second step hole are communicated to form a step hole and penetrate through the sleeve upper cover, the second step hole is close to the extension bar, and the number of the step holes in the sleeve upper cover is two; the plug main body further comprises an annular optical fiber, two ends of the annular optical fiber are respectively connected with a ferrule, and one end, far away from the annular optical fiber, of the ferrule is inserted into the second step hole and extends to the first step hole; the sleeve lower cover has been cup jointed to the downthehole one end of lock pin in second order, can be so that when the on-the-spot two optic fibre intercommunications that need be on the optical fiber socket of optic fibre communication, can use the utility model relates to an aviation plug with from loop optical fiber carries out the high-speed joint.

Description

Aviation plug with self-looping optical fiber

Technical Field

The utility model belongs to the technical field of the optical fiber communication equipment technique and specifically relates to an aviation plug with from loop optical fiber is related to.

Background

In the modern communication industry, optical fibers are widely used due to low signal loss and high transmission efficiency, and optical fiber connectors are used for connecting optical fibers and optical equipment, and the usage amount of the optical fiber connectors is increased along with the increasing popularization of the optical fibers. At present, the connection among various optical fiber communication devices is mostly connected by adopting modularized and standardized joints, and if the two ends of optical fibers among the optical fiber devices adopt standard aviation plugs, the connection can be realized quickly, accurately, efficiently, stably and reliably. Because the optical fiber equipment is quickly connected by adopting the standardized plug, the maintenance, overhaul and replacement costs of the related equipment can be reduced to a great extent, and the connection reliability can be improved while the different equipment is connected by adopting the standard aviation plug.

The standardized optical fiber aviation plug is mostly adopted to connect more optical fiber communication equipment at present, so when the connection mode of optical fibers needs to be changed temporarily or needs to be changed emergently, the field manufacture of the short connector is inconvenient, or the reliability of the field manufacture of the short connector is not high, and a device based on the self-loop optical fiber connection function of the aviation plug is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems of the prior art.

The technical scheme of the utility model:

the aviation plug comprises a plug main body and an extension bar, wherein the extension bar is cylindrical, an opening and an internal thread are formed in one end of the extension bar, the extension bar is hollow inside, one end of the extension bar is connected with the plug main body through a thread, one end of the plug main body, which is far away from the extension bar, is connected with a dust cap through a thread, and the dust cap is detachably connected with the plug main body through a thread; the plug main body is of a cylindrical structure and comprises a threaded sleeve, a sleeve upper cover is sleeved in the threaded sleeve, a first step hole and a second step hole are formed in the sleeve upper cover, the first step hole and the second step hole are communicated to form a stepped hole and penetrate through the sleeve upper cover, the second step hole is close to the extension rod, and the number of the stepped holes in the sleeve upper cover is two; the plug main body further comprises an annular optical fiber, the specific annular optical fiber can be G657 optical fiber, two ends of the annular optical fiber are respectively connected with a plug core, and one end of the plug core, far away from the annular optical fiber, is inserted into the second step hole and extends to the first step hole; one end of the insertion core in the second step hole is sleeved with a sleeve lower cover.

Further, the utility model relates to an aviation plug with from ring optical fiber for make downthehole lock pin of first order can be accurate counterpoint with the optic fibre other end of butt joint, the downthehole sleeve that has cup jointed of first order, the sleeve is hollow tubular structure, the one end that annular optical fiber was kept away from to the lock pin is cup jointed in the sleeve, sets up gappedly between telescopic excircle and the first order hole simultaneously for the sleeve can follow first order aperture in first order downthehole and move to.

Further, the utility model relates to an aviation plug with from ring optical fiber sets up the lock pin for the reliability that improves the lock pin is ceramic lock pin, and plug core adoption ceramic material makes.

Further, the utility model relates to an aviation plug with from ring optical fiber, for making the lock pin in the sleeve upper cover can with the other end accurate alignment of butt joint and keep being connected move solid, the swivel nut endotheca has connect first casing, the sleeve upper cover is connected through first casing and swivel nut rotation, extension bar one end and first casing threaded connection.

Further, the utility model relates to an aviation plug with from ring optical fiber for make annular optical fiber can with the lock pin firm be connected, make the lock pin can cup joint in the second order downtheholely firmly simultaneously, the second order hole of sleeve upper cover is to having cup jointed the lid in the one end of extension bar, annular optical fiber runs through and is connected in lid and lock pin.

Further, the utility model relates to an aviation plug with from ring optical fiber, thereby make when not using this aviation plug the lock pin in first order downthehole one end receive the dust influence for preventing losing of dustproof cap, the threaded connection is passed through with the swivel nut of plug main part to dustproof cap, and the one end rotation that the swivel nut was kept away from to dustproof cap is connected with the gasket, and the gasket is connected with the hawser, and hawser one end is connected the other end with the gasket and is connected with the plug main part.

Further, the utility model relates to an aviation plug with from encircling optic fibre, the one end that the swivel nut was kept away from to the dust cap is passed through the rivet and is connected with the gasket rotation, and the gasket can be followed the rivet axle center and rotated.

The utility model has the advantages that:

the utility model relates to an aviation plug with self-looping optical fiber, which comprises a plug main body and an extension bar, wherein one end of the extension bar is connected with the plug main body through screw threads, and one end of the plug main body is connected with a dustproof cap; the plug main body comprises a threaded sleeve, a sleeve upper cover is sleeved in the threaded sleeve, a first step hole and a second step hole are arranged in the sleeve upper cover, the first step hole and the second step hole are communicated to form a step hole and penetrate through the sleeve upper cover, the second step hole is close to the extension bar, and the number of the step holes in the sleeve upper cover is two; the plug main body further comprises an annular optical fiber, two ends of the annular optical fiber are respectively connected with a ferrule, and one end, far away from the annular optical fiber, of the ferrule is inserted into the second step hole and extends to the first step hole; the sleeve lower cover has been cup jointed to the downthehole one end of lock pin in second order, can be so that when optical fiber communication scene needs two optic fibre intercommunications on the fiber socket, can use the utility model relates to an aviation plug with from ring optical fiber carries out the high-speed joint. Meanwhile, the aviation plug with the self-looping optical fiber is provided with the sleeve, so that the optical fiber end on the socket can be accurately connected with the inserting core end of the plug; the ceramic ferrule is arranged to improve the durability of the ferrule, and the connection precision of the aviation plug with the self-loop optical fiber and the optical fiber socket can be further improved after the head shell is arranged; after the cover and the rotatable gasket are arranged, the reliability and the applicability of the aviation plug can be further improved.

Drawings

Fig. 1 is a schematic structural diagram of an aviation plug with a self-looping optical fiber according to the present invention;

fig. 2 is a partial cross-sectional view of an aircraft plug with a self-looping optical fiber according to the present invention;

fig. 3 is a three-dimensional partial sectional view of an aviation plug with a self-looping optical fiber according to the present invention;

names and sequence numbers in the figure: 1. riveting; 2. a gasket; 3. a dust cap; 4. a threaded sleeve; 5. lengthening a rod; 6. A head housing; 7. an upper cover of the sleeve; 8. a lower cover of the sleeve; 9. a sleeve; 10. inserting a core; 11. a plug main body; 12. a cover; 13. a ring-shaped optical fiber; 14. a first stepped hole; 15. a second stepped bore.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model provides an aviation plug with self-looping optical fiber, including plug main body 11 and extension bar 5, extension bar 5 is cylindrical and one end is provided with opening and internal thread, the inside of extension bar 5 is hollow, one end of extension bar 5 is connected with plug main body 11 through screw thread, one end of plug main body 11 far away from extension bar 5 is connected with dust cap 3 through screw thread, dust cap 3 is detachably connected with plug main body 11 through screw thread; the plug main body 11 is of a cylindrical structure, the plug main body 11 comprises a threaded sleeve 4, one end, far away from the extension bar 5, of the threaded sleeve 4 is movably connected with the dustproof cap 3 through threads, a sleeve upper cover 7 is sleeved in the threaded sleeve 4, a first step hole 14 and a second step hole 15 are formed in the sleeve upper cover 7, and the first step hole 14 is communicated with the second step hole 15 to form a step hole and penetrates through the sleeve upper cover 7; the second step holes 15 are formed in one end, close to the extension bar 5, of the sleeve upper cover 7, the aperture of each second step hole 15 is larger than that of the corresponding first step hole 14, and the number of the step holes in the sleeve upper cover 7 is two; the plug main body 11 further comprises an annular optical fiber 13, the specific annular optical fiber 13 can be a G657 optical fiber, and due to the high performance, low loss and bending resistance of the G657 optical fiber, the annular optical fiber 13 can ensure reliable communication after being bent in the extension bar 5 with a smaller volume, two ends of the annular optical fiber 13 are respectively connected with the ferrule 10, and one end of the ferrule 10, which is far away from the annular optical fiber 13, is inserted into the second-step hole 15 and extends to the first-step hole 14; the ferrule 10 is sleeved with a sleeve lower cover 8 at one end in the second step hole 15 for preventing the ferrule 10 from sliding out of the second step hole 15.

When need using two optic fibre of this device to optical fiber socket internal connection to connect, this plug is applicable to like J599A8/20KB02N model socket, only needs to remove the plug of former work optical cable, will the utility model relates to an aviation plug's dustproof cap 3 with from ring optic fibre is twisted and is removed, will twist the one end that the plug main part 11 that removes dustproof cap 3 originally was connected with dustproof cap 3 and be connected with optical fiber socket for the tip of two optic fibre in the optical fiber socket and two lock pins 10 in the first order hole 14 keep away from the one end butt of annular optic fibre 13, make the tip of two optic fibre in the optical fiber socket and the 13 intercommunications of annular optic fibre make two optic fibre in the socket switch on, and then communicate two optic fibre ends in the optical fiber socket fast.

Further, the utility model relates to an aviation plug with from ring optical fiber, as shown in fig. 2, for make the lock pin 10 in the first order hole 14 can be accurate counterpoint with the optic fibre other end that fiber socket docked, cup jointed sleeve 9 in the first order hole 14, sleeve 9 is hollow tubular structure, lock pin 10 keep away from annular optical fiber 13 one end cup joint in sleeve 9 and with sleeve 9's hole interference fit, set up gapped between sleeve 9's excircle and the first order hole 14 simultaneously for sleeve 9 can follow first order hole 14 radial movement in first order hole 14. Because the connection of the optical fibers in the optical fiber communication needs to ensure high precision, that is, the optical fibers at the two ends need to be kept on the same axis as much as possible to ensure that the optical fiber signals can be transmitted well, the sleeve 9 can ensure that the optical fibers at the two ends needing to be butted can be connected coaxially as much as possible to keep a good optical fiber communication effect.

Further, the utility model relates to an aviation plug with from ring optical fiber sets up lock pin 10 for improving lock pin 10's reliability, and lock pin 10 is pottery lock pin 10, and plug 10 adopts ceramic material to make promptly. The ferrule 10 is made of ceramic materials, so that the annular optical fiber 13 is prevented from bending and deforming in the ferrule 10, the butting precision of the optical fiber end on the socket and the two ends of the annular optical fiber 13 is further guaranteed, and the quality of optical fiber communication is further guaranteed.

Further, the utility model relates to an aviation plug with from ring optical fiber, as shown in fig. 2, for making the lock pin 10 in the sleeve 9 upper cover can with the other end accuracy counterpoint of butt joint socket and keep being connected move admittedly, the cover has connect first casing 6 in the swivel nut 4, sleeve upper cover 7 is connected through first casing 6 and swivel nut 4 rotation, extension bar 5 one end and first casing 6 are passed through threaded connection in the one end in second order hole 15. Make when plug main part 11 docks with the socket through setting up first casing 6, the first step of butt joint is that first casing 6's interior round hole is earlier and then cooperates with the socket, leads to first casing 6 to keep away from extension bar 5 one earlier with the socket cooperate in advance, and then improve the connection accuracy of the optical fiber end on sleeve 9 in the first rank of hole 14 of rear end and the socket, and then ensure optical fiber connection's communication quality.

Further, the utility model relates to an aviation plug with from ring optical fiber, as shown in fig. 2, for making annular optical fiber 13 can be connected with lock pin 10 is firm, make lock pin 10 cup joint in second step hole 15 firmly simultaneously, cover 12 has been cup jointed to the one end of extension bar 5 to second step hole 15 of sleeve upper cover 7, annular optical fiber 13 runs through and is connected in cover 12 and lock pin 10. Through having cup jointed lid 12 at second order hole 15 near the one end of extension bar 5, through the shutoff effect of lid 12 to lock pin 10, and then the stability of guarantee lock pin 10 in first order hole 14 and second order hole 15, and then the firm of guarantee annular optical fiber 13 both ends and lock pin 10 is connected to can ensure the stable connection between this plug main part 11 and the socket, and then guarantee the communication quality of optic fibre.

Further, the utility model relates to an aviation plug with from ring optical fiber, as shown in fig. 1 to fig. 2, thereby make when not using this aviation plug the one end of lock pin 10 in first order hole 14 receive the dust influence for preventing losing of dust cap 3, dust cap 3 passes through threaded connection with plug body 11's swivel nut 4, dust cap 3 keeps away from swivel nut 4's one end and rotates and be connected with gasket 2, gasket 2 is connected with the hawser, hawser one end is connected the other end with gasket 2 and is connected with plug body 11. Further, the utility model relates to an aviation plug with from encircling optic fibre, the one end that swivel nut 4 was kept away from to dust cap 3 is passed through rivet 1 and is connected with 2 rotations of gasket, and 1 axle center rotation of rivet can be followed to gasket 2. Because use promptly the utility model relates to an aviation plug with from encircling optic fibre when being connected with fiber socket, need to twist off dustproof cap 3 from plug main part 11, pass through the hawser through the one end that sets up dustproof cap 3 and link together with plug main part 11, also can keep linking to each other with plug main part 11 after dustproof cap 3 is twisted off from swivel nut 4 promptly, and can prevent effectively that the dustproof cap 3 of twisting off from losing.

The principles and embodiments of the present invention have been explained herein using specific embodiments, and the above description of the examples is only used to help understand the method and its core ideas of the present invention. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of the concepts and technical solutions of the present invention to other applications, with or without any modifications, shall be considered as the scope of the present invention.

Claims (8)

1. The utility model provides an aviation plug with from ring optical fiber, includes plug main part and extension bar, the extension bar is cylindricly, and the one end and the plug main part of extension bar pass through threaded connection, the one end that the extension bar was kept away from to the plug main part is passed through the screw thread and is connected its characterized in that with dustproof cap:

the plug main body is of a cylindrical structure and comprises a threaded sleeve, a sleeve upper cover is sleeved in the threaded sleeve, a first step hole and a second step hole are formed in the sleeve upper cover, the first step hole and the second step hole are communicated to form a step hole and penetrate through the sleeve upper cover, the second step hole is close to the extension bar, and the number of the step holes in the sleeve upper cover is two;

the plug main body further comprises an annular optical fiber, two ends of the annular optical fiber are respectively connected with a plug core, and one end, far away from the annular optical fiber, of the plug core is inserted into the second step hole and extends to the first step hole; and one end of the insert core in the second step hole is sleeved with a sleeve lower cover.

2. The aircraft plug with the self-looping optical fiber according to claim 1, wherein a sleeve is sleeved in the first-step hole, the sleeve is of a hollow tubular structure, and one end, far away from the looped optical fiber, of the ferrule is sleeved in the sleeve.

3. The aircraft plug with self-looping optical fiber of claim 2, wherein said sleeve is a ceramic sleeve.

4. The aircraft plug with self-looping optical fiber of claim 1, wherein said ferrule is a ceramic ferrule.

5. The aircraft plug with the self-looping optical fiber as claimed in claim 1, wherein a head shell is sleeved in the screw sleeve, the sleeve upper cover is rotatably connected with the screw sleeve through the head shell, and one end of the extension rod is in threaded connection with the head shell.

6. The aircraft plug with the self-looping optical fiber as claimed in claim 5, wherein a cover is sleeved on one end, close to the extension rod, of the second step hole of the sleeve upper cover, and the loop-shaped optical fiber penetrates through the cover to be connected with the plug core.

7. The aircraft plug with the self-looping optical fiber according to claim 1, wherein the dustproof cap is in threaded connection with a threaded sleeve of the plug main body, a gasket is rotatably connected to one end, away from the threaded sleeve, of the dustproof cap, a cable is connected to the gasket, one end of the cable is connected to the gasket, and the other end of the cable is connected to the plug main body.

8. The aviation plug with the self-looping optical fiber as claimed in claim 7, wherein one end, away from the threaded sleeve, of the dustproof cap is rotatably connected with the gasket through a rivet, and the gasket can rotate along the axis of the rivet.

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