CN216434450U

CN216434450U - Multi-interface optical fiber jumper wire

Info

Publication number: CN216434450U
Application number: CN202123065884.3U
Authority: CN
Inventors: 李强
Original assignee: Ruike Optoelectronic Technology Dongguan Co ltd
Current assignee: Ruike Optoelectronic Technology Dongguan Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-03
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to a wire jumper technical field, concretely relates to many interfaces optical fiber jumper wire, including the main optical fiber jumper wire, the both ends of main optical fiber jumper wire all are connected with a plurality of minute optical fiber jumper wires through the converter, the one end that main optical fiber jumper wire was kept away from to the minute optical fiber jumper wire is equipped with attach fitting, a plurality of first delivery outlets are offered to the one end that converter casing is being close to minute optical fiber jumper wire, the outside of first delivery outlet is equipped with first connecting axle sleeve, first connecting axle sleeve one end fixed connection to converter casing, first connecting axle sleeve is kept away from the one end of converter casing still integrated into one piece has flexible sheath, flexible sheath's thickness is less than the thickness of first connecting axle sleeve, divide the optical fiber jumper wire by the inside of first connecting axle sleeve and flexible sheath is passed. The multi-interface optical fiber jumper can effectively avoid the damage of the optical fiber jumper protective layer so as to prolong the service life of the multi-interface optical fiber jumper.

Description

Multi-interface optical fiber jumper wire

Technical Field

The utility model relates to a wire jumper technical field especially relates to a many interfaces optic fibre wire jumper.

Background

The optical fiber jumper (also called optical fiber connector) means that connector plugs are arranged at two ends of an optical cable and are used for realizing movable connection of an optical path; one end of the optical fiber is provided with a plug, and the optical fiber is called a tail fiber. Optical fiber jumpers are similar to coaxial cable except that there is no mesh shielding layer and the center is a light transmitting glass core, which has a diameter of 50 μm to 65 μm in multimode fiber

μ m, approximately corresponding to the thickness of human hair, and a single-mode optical fiber core having a diameter of 8 μm to 10 μm. The core is surrounded by a glass envelope having a lower refractive index than the core to retain the optical fibers within the core, and a relatively thin plastic outer jacket is provided on the outside of the glass envelope as a protective layer to protect the envelope.

The utility model discloses a chinese utility model patent that publication number is CN 213149338U discloses a many interfaces optical fiber jumper wire, and this many interfaces optical fiber jumper wire includes the main optical fiber jumper wire, the both ends symmetric connection of main optical fiber jumper wire has the converter, the end connection of converter has the branch optical fiber jumper wire, the one end that the converter was kept away from to the branch optical fiber jumper wire is connected with the connector. And this many interfaces optic fibre wire jumper is through addding fixed block, logical groove and bunch groove, when this optic fibre wire jumper does not use, can buckle the main optic fibre wire jumper, makes its card establish into bunch inslot and receive and restraint, comparatively convenient and practical. However, the optical fiber patch cord of the optical fiber patch cord is thinner than the main optical fiber patch cord in the using process, the protective layer is thinner, the connection part of the optical fiber patch cord and the converter is easy to damage in the using process, and the service life is shorter.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the present invention is to provide a multi-interface optical fiber patch cord, which can effectively avoid the damage of the optical fiber patch cord protective layer, so as to improve the service life of the multi-interface optical fiber patch cord.

In order to achieve the technical effects, the utility model adopts the following technical scheme:

the utility model provides a many interfaces optic fibre wire jumper, includes the main optical fibre wire jumper, the both ends of main optical fibre wire jumper all are connected with a plurality of minute optical fibre wire jumpers through the converter, the one end that the main optical fibre wire jumper was kept away from to the ray wire jumper is equipped with attach fitting, a plurality of first delivery outlets are seted up in the one end that is close to minute optical fibre wire jumper to the converter casing, the outside of first delivery outlet is equipped with first connecting axle sleeve, first connecting axle sleeve one end fixed connection to the converter casing, first connecting axle sleeve is kept away from the one end of converter casing still integrated into one piece has flexible sheath, flexible sheath's thickness is less than the thickness of first connecting axle sleeve, divide the optical fibre wire jumper by the inside of first connecting axle sleeve and flexible sheath is passed.

Furthermore, spiral metal wires are embedded in the first connecting shaft sleeve and the flexible sheath.

Further, the connecting shaft sleeve is in threaded connection with the converter housing.

Furthermore, a second output hole is formed in one end, close to the main optical fiber patch cord, of the converter shell, a second connecting shaft sleeve is arranged outside the second output hole, and the main optical fiber patch cord penetrates through the second connecting shaft sleeve.

Further, at least one group of beam-closing assemblies are arranged on the main optical fiber jumper wire, each beam-closing assembly comprises a first fixing piece and a second fixing piece, U-shaped grooves capable of being embedded by the main optical fiber jumper wire are formed in the top surfaces of the first fixing piece and the second fixing piece, clamping grooves and protruding blocks are respectively formed in the bottom surfaces of the first fixing piece and the second fixing piece, and the protruding blocks are embedded into the clamping grooves in a sliding mode.

Furthermore, an inserting block is arranged at one end, close to the bottom surface of the clamping groove, of the protruding block, a positioning groove is formed in the bottom surface of the clamping groove, and the inserting block can be correspondingly inserted into the positioning groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of many interfaces optical fiber jumper wire is through setting up first connecting axle sleeve and flexible sheath at the junction of converter and branch optical fiber jumper wire and protecting branch optical fiber jumper wire, can avoid the damage of this branch optical fiber jumper wire and converter junction effectively, and simultaneously, support and protect this branch optical fiber jumper wire and the contact surface of first connecting axle sleeve and near this contact surface's protective layer through this flexible sheath, can further prevent the wearing and tearing of this optical fiber jumper wire, improve its bending resistance ability, in order to prolong the life of this many interfaces optical fiber jumper wire.

Drawings

Fig. 1 is a schematic view of an overall structure of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a partial enlarged structure at a position a of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

fig. 3 is a schematic view of an overall structure of a multi-interface optical fiber patch cord according to an embodiment of the present invention (excluding a bundling assembly);

fig. 4 is a schematic diagram of a partial enlarged structure at a position B of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

fig. 5 is a front view of fig. 3 of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

fig. 6 is a front view of a schematic cross-sectional structure at a-a of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a partial enlarged structure at a position C of a multi-interface optical fiber patch cord according to an embodiment of the present invention;

the reference signs are: 10, a main ray jumper wire, 11, a split optical fiber jumper wire, 20, a converter shell, 21, a first output hole, 22, a second connecting shaft sleeve, 30, a first connecting shaft sleeve, 31, a metal connector, 32, a flexible sheath, 33, a metal wire, 41, a first fixing piece, 411, a clamping groove, 412, a positioning groove, 42, a second fixing piece, 421, a convex block, 422 and an inserting block.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-7, the multi-interface optical fiber patch cord provided by this embodiment includes a main optical fiber patch cord, both ends of the main optical fiber patch cord 10 are connected with a plurality of optical fiber patch cords 11 through converters, one end of each optical fiber patch cord, which is far away from the main optical fiber patch cord, is provided with a connection joint, and the connection joint is any one of an ST interface, an FC interface, an SC interface, and an LC interface.

In this embodiment, a plurality of first output holes 21 are formed in one end of the converter housing 20 close to the optical fiber branching jumper 11, in order to facilitate protection of a joint between the optical fiber branching jumper 11 and the converter housing 20, a first connecting shaft sleeve 30 is arranged outside the first output holes 21, a metal connector 31 is arranged at one end of the first connecting shaft sleeve 30, and the first connecting shaft sleeve 30 is in threaded connection with the converter housing 20 through the metal connector 31, so that the assembly and the processing are simple. Meanwhile, a flexible sheath 32 is further integrally formed at one end of the first connection shaft sleeve 30, which is far away from the converter housing 20, the first connection shaft sleeve 30 and the flexible sheath 32 are both of a hollow structure, the thickness of the flexible sheath 32 is smaller than that of the first connection shaft sleeve 30, and the optical fiber patch cord 11 passes through the first connection shaft sleeve 30 and the flexible sheath 32. Meanwhile, in order to prevent the first connection sleeve 30 and the flexible sheath 32 from being damaged and to enable the flexible sheath 32 to have a certain supporting force for the optical fiber patch cord 11, the first connection sleeve 30 and the flexible sheath 32 are embedded with a spiral metal wire 33.

In this embodiment, in order to protect the main optical fiber patch cord, a second output hole is disposed at one end of the converter housing 20 close to the main optical fiber patch cord, a second connection shaft sleeve 22 is disposed outside the second output hole, and the main optical fiber patch cord is passed through the second connection shaft sleeve 22, so as to protect a connection between the main optical fiber patch cord and the converter housing 20.

In this embodiment, in order to conveniently store a main optical fiber patch cord with a large length, at least one group of beam collecting assemblies is arranged on the main optical fiber patch cord, so that the flat cable is neat. Specifically, every group it all includes first stationary blade 41 and second stationary blade 42 to receive the subassembly of restrainting, the U-shaped groove has all been seted up to the top surface of first stationary blade 41 and second stationary blade 42, the U-shaped groove can supply the embedding of main optical fiber jumper wire just main optical fiber jumper wire can be followed the U-shaped groove slides to carry on spacingly to main optical fiber jumper wire. The bottom surface of the first fixing plate 41 and the second fixing plate 42 is respectively provided with a clamping groove 411 and a protruding block 421, the protruding block 421 can be slidably embedded into the clamping groove 411 to realize the connection of the first fixing plate 41 and the second fixing plate 42 so as to accommodate a disordered main optical fiber jumper, in addition, in order to improve the connection stability of the first fixing plate 41 and the second fixing plate 42, the cross section of the protruding block 421 is trapezoidal, an inserting block 422 is arranged at one end, close to the bottom surface of the clamping groove 411, of the protruding block 421, a positioning groove 412 is arranged at the bottom surface of the clamping groove 411, and the inserting block 422 can be correspondingly inserted into the positioning groove 412 so as to improve the connection stability of the first fixing plate 41 and the second fixing plate 42.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. The utility model provides a many interfaces optic fibre wire jumper, includes the main optical fibre wire jumper, the both ends of main optical fibre wire jumper (10) all are connected with a plurality of minute optical fibre wire jumpers (11) through the converter, the one end that the main optical fibre wire jumper was kept away from to minute optical fibre wire jumper is equipped with attach fitting, its characterized in that: a plurality of first output holes (21) are formed in one end, close to the optical fiber distribution jumper (11), of the converter shell (20), a first connecting shaft sleeve (30) is arranged outside the first output holes (21), one end of the first connecting shaft sleeve (30) is fixedly connected to the converter shell (20), a flexible sheath (32) is further integrally formed at one end, far away from the converter shell (20), of the first connecting shaft sleeve (30), the thickness of the flexible sheath (32) is smaller than that of the first connecting shaft sleeve (30), and the optical fiber distribution jumper (11) penetrates through the interiors of the first connecting shaft sleeve (30) and the flexible sheath (32).

2. The multi-interface fiber optic patch cord of claim 1, wherein: the first connecting shaft sleeve (30) and the flexible sheath (32) are internally embedded with a spiral metal wire (33).

3. The multi-interface fiber optic patch cord of claim 1, wherein: the connecting shaft sleeve is in threaded connection with the converter housing (20).

4. The multi-interface fiber optic patch cord of claim 1, wherein: the converter shell (20) is provided with a second output hole at one end close to a main optical fiber jumper, a second connecting shaft sleeve (22) is arranged outside the second output hole, and the main optical fiber jumper is penetrated through the inside of the second connecting shaft sleeve (22).

5. The multi-interface fiber optic patch cord of claim 1, wherein: be equipped with a set of subassembly of restrainting of receipts at least on the main optical fiber wire jumper, it includes first stationary blade (41) and second stationary blade (42) to restrain the subassembly, the U-shaped groove that can supply main optical fiber wire jumper (10) embedding is all seted up to the top surface of first stationary blade (41) and second stationary blade (42), but the bottom surface of first stationary blade (41) second stationary blade (42) is equipped with draw-in groove (411) and lug (421) respectively, lug (421) slidable embedding in draw-in groove (411).

6. The multi-interface fiber optic patch cord of claim 5, wherein: one end, close to the bottom surface of the clamping groove (411), of the protruding block (421) is provided with an inserting block (422), the bottom surface of the clamping groove (411) is provided with a positioning groove (412), and the inserting block (422) can be correspondingly inserted into the positioning groove (412).