WO2018227609A1

WO2018227609A1 - Optical fiber transceiver

Info

Publication number: WO2018227609A1
Application number: PCT/CN2017/088763
Authority: WO
Inventors: 孙炎升
Original assignee: 深圳市得城网络科技有限公司
Priority date: 2017-06-16
Filing date: 2017-06-16
Publication date: 2018-12-20

Abstract

The present invention provides an optical fiber transceiver. The optical fiber transceiver comprises an optical fiber body and a housing covering the optical fiber body. Multiple optical fiber receiving modules and multiple optical fiber sending modules are disposed in the optical fiber body, and the optical fiber receiving modules and the optical fiber sending modules are alternately disposed along the length direction of the optical fiber body at intervals. Each optical receiving module comprises an optical signal receiving end and an electrical signal sending end, each optical fiber sending module comprises an optical signal sending end and an electrical signal receiving end, the optical signal receiving ends and the electrical signal receiving ends are disposed in a same direction, and the optical signal sending ends and electrical signal sending ends are disposed in a same direction. An optical fiber input port for connecting the multiple optical fiber receiving modules and an optical fiber output port for connecting multiple optical fiber sending modules are respectively disposed on the two ends of the optical fiber body in the length direction. By means of the present invention, the interference to optical fiber signals can be reduced.

Description

Fiber Transceiver

Technical field

Embodiments of the present invention relate to the field of communications equipment, and in particular, to a fiber optic transceiver.

Background technique

Fiber optic transceivers are used to achieve the propagation of optical signals, especially side-guided light, which is used to conduct light as far as possible into the distance.

Fiber optic transceivers of the prior art typically include multiple fiber channels. Each Fibre Channel is equipped with a separate fiber optic receiver and fiber optic transmitter. However, the side-by-side arrangement of multiple channels (especially the side-by-side arrangement of the receiving channel and the transmitting channel) tends to cause interference of fiber signals between different channels, resulting in signal disturbances.

technical problem

The technical problem to be solved by the embodiments of the present invention is to provide a fiber optic transceiver to reduce signal interference.

Technical solution

In order to solve the above problem, the technical solution adopted by the embodiment of the present invention is to provide a fiber optic transceiver, including a fiber body and a casing covering the fiber body, wherein the fiber body is provided with a plurality of fiber receiving modules and a plurality of fiber transmitting modules. The optical fiber receiving module and the optical fiber transmitting module are alternately arranged along the length direction of the optical fiber body; the optical fiber receiving module includes an optical signal receiving end and an electrical signal transmitting end, and the optical fiber transmitting module includes an optical signal transmitting end and an electrical signal receiving end. The optical fiber signal receiving end is disposed in the same direction as the electrical signal receiving end, and the optical fiber signal transmitting end is disposed in the same direction as the electrical signal transmitting end; The fiber input port of the fiber receiving module and the fiber output port connecting the plurality of fiber sending modules.

Further, the top surface of the outer casing is provided with a plurality of elongated heat dissipation through holes. A circular arched shutter is disposed on the heat dissipation through hole, and a dustproof ventilation net is disposed at the front end and the rear end of the circular arched shutter.

Further, a side surface of the outer casing is provided with a plurality of elongated side through holes, and the side through holes are provided with a filter net and a folding dustproof cover.

Further, the folded dustproof flap is L-shaped.

Further, a reflective layer is disposed between the optical fiber body and the outer casing, and a thickness of the reflective layer gradually decreases from the optical fiber input port to the optical fiber output port.

Further, an inner circuit board and a lower circuit board disposed on both sides of the inner casing are further disposed inside the outer casing, and an electrical signal receiving end of the optical fiber transmitting module is connected to the lower circuit board; The signal transmitting end is connected to the upper circuit board.

Further, the outer casing is provided with a heat dissipation hole, and the hole of the heat dissipation hole is fixedly provided with a warped tab.

Further, the optical fiber body is made of an acrylic material, and the surface of the acrylic material is coated with an anti-UV material having a thickness of 0.5 um to 5 um.

Further, the outer casing is made of an acrylic material.

Further, the reflective layer is made of an acryl material, and the surface of the acryl material is coated with a titanium dioxide coating having a thickness of 1 um to 2 um.

Beneficial effect

With the above technical solution, the embodiment of the present invention has at least the following beneficial effects: the embodiment of the present invention increases the distance between the receiving and transmitting fibers by alternately arranging a plurality of optical fiber receiving modules and a plurality of optical fiber transmitting modules, thereby reducing two The interference between the optical fibers can reduce the interference of the light signals; at the same time, the fiber connectors of different modules are directed to different side walls, so that the receiving and transmitting fibers are respectively taken out from the space of different side walls, and the corresponding connections are made. The device is connected and convenient for wiring, which is convenient for the fiber receiving module to be connected with the fiber input port and the fiber transmitting module to be connected with the fiber output port, thereby further reducing the interference of the light signal.

DRAWINGS

1 is a schematic structural view of an embodiment of a fiber optic transceiver of the present invention.

2 is a schematic structural view of still another embodiment of the optical fiber transceiver of the present invention.

3 is a block diagram showing another embodiment of a fiber optic transceiver of the present invention.

4 is a perspective view of the outer casing of one embodiment of the fiber optic transceiver of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. The following illustrative embodiments and description are to be construed as illustrative only and not as a limitation of the invention, and the features of the embodiments and embodiments of the invention may be combined .

As shown in FIG. 1 to FIG. 2, an embodiment of the present invention provides a fiber optic transceiver, including a fiber body and a casing 1 covering the fiber body. The fiber body is provided with a plurality of fiber receiving modules 21 and a plurality of fiber transmitting modules. 22, the fiber receiving module 21 and the fiber sending module 22 are alternately arranged along the length direction of the fiber body; the fiber receiving module 21 includes an optical signal receiving end 211 and an electrical signal transmitting end 212, and the fiber sending module 22 includes an optical signal. The transmitting end 221 and the electrical signal receiving end 222, the optical fiber signal receiving end 211 is disposed in the same direction as the electrical signal receiving end 222, and the optical fiber signal transmitting end 221 is disposed in the same direction as the electrical signal transmitting end 212; Both ends of the longitudinal direction of the optical fiber body are respectively provided with a fiber input port 23 connecting a plurality of the fiber receiving modules 21 and an optical fiber output port 24 connecting the plurality of fiber sending modules 22.

In the embodiment of the present invention, by alternately arranging a plurality of fiber receiving modules 21 and a plurality of fiber transmitting modules 22, the distance between the receiving and transmitting fibers is increased, and interference between the two fibers is reduced, thereby reducing the light signal. At the same time, the fiber connectors of different modules are directed to different side walls, so that the receiving and sending fibers are respectively taken out from the space of different side walls, and are connected with corresponding connectors to facilitate wiring, which is beneficial to the fiber receiving module 21 and The fiber input port 23 is connected and the fiber sending module 22 is connected to the fiber output port 24 to further reduce the interference of the light signal.

In an alternative embodiment, the top surface of the outer casing 1 is provided with a plurality of elongated heat dissipation through holes 51. The heat dissipation through hole 51 is provided with a circular arch 511, and the front end and the rear end of the circular arch 511 are provided with a dustproof ventilation net 512. The elongated heat dissipation through hole 51 can provide a window for air convection inside the outer casing 1 to facilitate the heat dissipation of the internal electronic device, which is favorable for convection heat dissipation, and at the same time, the circular arc-shaped shutter 511 and the dustproof ventilation net 512 can effectively avoid the outside. Dust enters the interior.

In another optional embodiment, the outer casing 1 is provided with a heat dissipation hole, and the hole of the heat dissipation hole is fixedly provided with a warped tab. The heat dissipation hole can provide a window for air convection inside the outer casing 1 to facilitate the heat dissipation of the internal electronic device, which is favorable for convection heat dissipation, and at the same time, due to the warped tab, the external dust can be effectively prevented from entering the interior.

In an alternative embodiment, the side of the outer casing 1 is provided with a plurality of elongated side through holes 52, and the side through holes 52 are mounted with a filter 522 and a folding dustproof cover 521, in particular, The folded dustproof flap 521 is L-shaped. The elongated side through-holes 52 further provide a window for air convection inside the outer casing, providing another dimension of natural convection, and the presence of the filter 522 and the folded dust shield 521 also effectively prevents dust from entering.

In an optional embodiment, a reflective layer 3 is disposed between the optical fiber body and the outer casing 1. The thickness of the reflective layer 3 gradually decreases from the optical fiber input port 23 to the optical fiber output port 24; Specifically, the reflective layer 3 is made of an acryl material, and the surface of the acryl material is coated with a titanium oxide coating having a thickness of 1 um to 2 um. The reflective layer 3 is provided, and the light projected from the optical fiber has better uniform optical rotation and brightness through the cooperation of the reflective layer 3, the optical fiber body and the outer casing 1. The titanium dioxide coating is used to make the reflective layer 3 have a better long-distance reflection capability, reduce the amount of attenuation, and improve the homo-rotation.

In an alternative embodiment, the fiber body is made of an acrylic material, and the surface of the acrylic material is coated with a layer of anti-UV material having a thickness of 0.5 um to 5 um. The coating with anti-UV material is to prevent yellowing of the fiber body.

In an alternative embodiment, the outer casing 1 is made of an acrylic material.

In an alternative embodiment, the outer casing 1 is further provided with an upper circuit board 41 and a lower circuit board 42 placed on both sides of the outer casing 1. The electrical signal receiving end 222 of the optical fiber transmitting module 22 and the lower portion The circuit board 42 is connected; the electrical signal transmitting end 212 of the fiber receiving module 21 is connected to the upper circuit board 41. By providing the upper circuit board 41 and the lower circuit board 42 respectively connected to the circuit portions of the receiving and transmitting optical fiber modules, electromagnetic interference is alleviated.

While the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art The scope of the invention is defined by the appended claims and their equivalents.

Claims

A fiber optic transceiver includes a fiber body and a casing covering the fiber body, wherein: the fiber body is provided with a plurality of fiber receiving modules and a plurality of fiber transmitting modules, and the fiber receiving module and the fiber sending module are along the fiber The optical fiber receiving module includes an optical signal receiving end and an electrical signal transmitting end, and the optical fiber transmitting module includes an optical signal transmitting end and an electrical signal receiving end, and the optical fiber signal receiving end and the electrical signal are arranged at intervals. The receiving end is disposed in the same direction, and the optical fiber signal transmitting end is disposed in the same direction as the electrical signal sending end; the two ends of the optical fiber body in the longitudinal direction are respectively provided with an optical fiber input port and a plurality of connections connecting the plurality of the optical fiber receiving modules. The fiber output port of the fiber transmission module.
The optical fiber transceiver according to claim 1, wherein the top surface of the outer casing is provided with a plurality of elongated heat dissipation through holes. A circular arched shutter is disposed on the heat dissipation through hole, and a dustproof ventilation net is disposed at the front end and the rear end of the circular arched shutter.
The optical fiber transceiver according to claim 1 or 2, wherein the outer side of the outer casing is provided with a plurality of elongated side through holes, and the side through holes are provided with a filter net and a folding dustproof cover.
The fiber optic transceiver of claim 3 wherein said folded dust shield is L-shaped.
The optical fiber transceiver according to claim 1, wherein a reflective layer is disposed between the optical fiber body and the outer casing, and a thickness of the reflective layer is gradually decreased from the optical fiber input port to the optical fiber output port. small.
The optical fiber transceiver according to claim 1, wherein the outer casing is further provided with an upper circuit board and a lower circuit board placed on both sides of the outer casing, and the electric signal receiving end of the optical fiber transmitting module is The lower circuit board is connected; the electrical signal transmitting end of the optical fiber receiving module is connected to the upper circuit board.
The optical fiber transceiver according to claim 1, wherein the outer casing is provided with a heat dissipation hole, and the hole of the heat dissipation hole is fixedly provided with a warped tab.
The optical fiber transceiver according to claim 1, wherein the optical fiber body is made of an acrylic material, and the surface of the acrylic material is coated with an anti-UV material having a thickness of 0.5 um to 5 um.
The fiber optic transceiver of claim 1 wherein said outer casing is of acrylic material.
The optical fiber transceiver according to claim 5, wherein the reflective layer is made of an acrylic material, and the surface of the acrylic material is coated with a titanium dioxide coating having a thickness of 1 um to 2 um.