CN218938594U

CN218938594U - Optical splitter for optical network test

Info

Publication number: CN218938594U
Application number: CN202223505742.9U
Authority: CN
Inventors: 董仲刚; 钱星; 张宏涛
Original assignee: Jiangsu Nanfang Communications Technology Co ltd
Current assignee: Jiangsu Nanfang Communications Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-04-28
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses an optical splitter for testing an optical network, which comprises: the multimode splitter comprises an input multimode optical fiber and an output multimode optical fiber, the input multimode optical fiber and the output multimode optical fiber are connected through the multimode splitter and the optical fiber coupler to realize optical signal conduction, the single-mode splitter comprises an input single-mode optical fiber and an output single-mode optical fiber, and the input single-mode optical fiber and the output single-mode optical fiber are connected through the single-mode splitter and the optical fiber coupler to realize optical signal conduction. Through the mode, the optical splitter for testing the optical network can realize maintenance and management of the optical signal port of the switch, is provided with the multimode and single-mode splitters, is connected with the optical fiber coupler, has small size and portability, can be used for maintenance and debugging of the optical network of a machine room, meets the requirements of operation and maintenance in various scenes, and is convenient and quick.

Description

Optical splitter for optical network test

Technical Field

The utility model relates to the technical field of equipment for testing a machine room optical fiber access network, in particular to an optical splitter for testing an optical network.

Background

An optical splitter is one of the important passive devices in an optical fiber link, and is an optical fiber tandem device having a plurality of input ends and a plurality of output ends.

When the existing optical splitter and the switch optical port and the optical splitter are tested, the problems of large volume, inconvenient carrying, difficult maintenance, long construction period and the like caused by inconvenient testing and debugging of network maintenance personnel are mainly reflected, and the rapid fault detection and diagnosis are not facilitated.

Disclosure of Invention

The utility model mainly solves the technical problems of providing the optical splitter for the optical network test, which can realize the maintenance and management of the optical signal port of the switch, is provided with the multimode and single-mode splitter and is connected with the optical fiber coupler, has the advantages of small volume, portability and the like, can be used for the maintenance and the debugging of the optical network of a machine room, meets the operation maintenance under various scenes, is convenient and quick, and protects the reliable operation of the optical network.

In order to solve the technical problems, the utility model adopts a technical scheme that: there is provided an optical splitter for optical network testing, comprising: the box body, the multimode splitter and the single-mode splitter which are arranged in the box body, and the optical fiber coupler which is arranged outside the box body,

the multimode branching device comprises an input multimode optical fiber and an output multimode optical fiber, the input multimode optical fiber and the output multimode optical fiber are connected with an optical fiber coupler through the multimode branching device to realize optical signal conduction,

the single-mode splitter comprises an input single-mode fiber and an output single-mode fiber, and the input single-mode fiber and the output single-mode fiber are connected through the single-mode splitter and the optical fiber coupler to realize optical signal conduction.

In a preferred embodiment of the present utility model, a plurality of fiber passing holes are uniformly distributed on the side edge of the box body, and the optical fibers in the box body are led out of the box body through the corresponding fiber passing holes.

In a preferred embodiment of the present utility model, the input multimode optical fiber and the output multimode optical fiber are provided with optical fiber connectors for connecting with optical fiber couplers; the input single-mode optical fiber and the output single-mode optical fiber are respectively provided with an optical fiber connector for being connected with an optical fiber coupler.

In a preferred embodiment of the present utility model, the fiber coupler has a fiber coupler input port and a fiber coupler output port:

one side of the input port of the optical fiber coupler is connected with an input multimode optical fiber or an input single-mode optical fiber, and the other side of the input port of the optical fiber coupler is connected with an external lead-in optical fiber; one side of the output port of the optical fiber coupler is connected with an output multimode optical fiber or an output single-mode optical fiber, and the other side of the output port of the optical fiber coupler is connected with an external lead-out optical fiber.

In a preferred embodiment of the present utility model, a mounting hole is reserved at an end corner of the box body, and the box body and the box cover are fixedly connected through the mounting hole.

The beneficial effects of the utility model are as follows: the optical splitter for optical network test is provided with the multimode and single-mode splitters at the same time and is connected with the optical fiber coupler, has the advantages of small volume, portability and the like, can be used for maintenance and debugging of an optical network of a machine room, meets the operation maintenance under various scenes, is convenient and quick, and protects the optical network for reliable operation.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

fig. 1 is a front view of an optical splitter for optical network testing according to the present utility model;

FIG. 2 is a schematic side view of a box in an optical splitter for testing an optical network according to the present utility model;

FIG. 3 is a schematic side view of a fiber coupler in an optical splitter for testing an optical network according to the present utility model;

the components in the drawings are marked as follows: 1. the optical fiber box comprises a box body, 1-1, a wire passing hole, 1-2, a mounting hole, 2, a multimode branching device, 2-1, an input multimode optical fiber, 2-2, an output multimode optical fiber, 3, an optical fiber connector, 4, an optical fiber coupler, 4-1, an optical fiber coupler input port, 4-2, an optical fiber coupler output port, 5, an external lead-in optical fiber assembly, 6, an external lead-out optical fiber, 7, a single mode branching device, 7-1, an input single mode optical fiber, 7-2 and an output single mode optical fiber.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the azimuth or positional relationship indicated by the terms "front", "rear", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore, should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.

The utility model provides a preferred embodiment of an optical splitter for optical network testing.

As shown in fig. 1, the optical splitter for optical network test includes a box 1, a multimode splitter 2 and a single-mode splitter 7 disposed inside the box 1, and an optical fiber coupler 4 disposed outside the box 1:

when the use requirement of a multimode scene is required to be met, the multimode optical fiber is subjected to optical signal output through the multimode branching device and the optical fiber coupler, and joint debugging and joint testing are realized with an optical port of the switch;

when the use requirement of a single-mode scene is required to be met, outputting optical signals by the single-mode optical fiber through the single-mode splitter and the optical fiber coupler, and realizing joint debugging and joint testing with an optical port of the switch.

As shown in fig. 1-2, two ends of the multimode splitter 2 are respectively connected with an input multimode optical fiber 2-1 and an output multimode optical fiber 2-2, and the input multimode optical fiber 2-1 and the output multimode optical fiber 2-2 are respectively provided with an optical fiber connector 3 for connection with an optical fiber coupler 4.

As shown in fig. 1-2, two ends of the single-mode splitter 7 are respectively connected with an input single-mode fiber 7-1 and an output single-mode fiber 7-2, and the input single-mode fiber 7-1 and the output single-mode fiber 7-2 are respectively provided with an optical fiber connector 3 for connecting with the optical fiber coupler 4.

Further, as shown in fig. 1, a plurality of fiber through holes 1-1 are reserved on the side of the box body 1 for passing through multimode or single-mode fibers.

As shown in fig. 2, a mounting hole 1-2 is reserved at the corner of the box body 1, and the box body 1 and the box cover are fixedly connected through the mounting hole 1-2.

Further, as shown in fig. 3, the two ends of the optical fiber coupler 4 are respectively provided with an optical fiber coupler input port 4-1 and an optical fiber coupler output port 4-2, which are used for conducting connection of the optical fiber connector 3, the external lead-in optical fiber assembly 5 and the external lead-out optical fiber assembly 6, so as to ensure good stability and reliability.

In summary, the multimode splitter and the single-mode splitter are simultaneously installed in the box body and connected with the optical fiber coupler, so that the optical fiber coupler has the advantages of small volume, portability and the like, can be used for maintenance and debugging of an optical network of a machine room, meets the operation and maintenance requirements in various scenes, is convenient and quick, and protects the optical network for reliable operation.

The installation and connection process of the optical splitter for optical network test is as follows:

one end of the multimode splitter 2 is an input multimode optical fiber 2-1, is led out of the box body 1 through a fiber passing hole 1-1, and is then connected with one end of an optical fiber coupler input port 4-1 on an optical fiber coupler 4, and the other end of the optical fiber coupler input port 4-1 is connected with an external lead-in optical fiber 5 to realize optical signal input and conduction;

the output multimode optical fiber 2-2 is led out of the box body 1 through the fiber passing hole 1-1 and then is connected with one end of an optical fiber coupler output port 4-2 on the optical fiber coupler 4, the other end of the optical fiber coupler output port 4-2 is connected with an external lead-out optical fiber 6, so that optical signal output is realized, and joint debugging and joint testing are realized with an optical port of the switch;

one end of the single-mode splitter 7 is an input single-mode fiber 7-1, is led out of the box body 1 through a fiber passing hole 1-1, is then connected with one end of an input port 4-1 of an optical fiber coupler on the optical fiber coupler 4, and the other end of the input port 4-1 of the optical fiber coupler is connected with an external lead-in optical fiber 5 to realize optical signal input and conduction;

the output single-mode optical fiber 7-2 is led out to the outside of the box body 1 through the fiber passing hole 1-1 and then is connected with one end of the output port 4-2 of the optical fiber coupler on the optical fiber coupler 4, and the other end of the output port 4-2 of the optical fiber coupler is connected with the external leading-out optical fiber 6, so that optical signal output is realized and joint debugging and joint testing are realized with an optical port of the switch.

The optical splitter for optical network test has the beneficial effects that:

small, simple and convenient, and convenient to carry;

meanwhile, the optical port support with single mode and multiple modes is provided, so that the use requirement of multiple scenes is met;

plug-and-play, and quick deployment of machine room operation and maintenance and debugging is met;

the output end is provided with a plurality of optical ports, and meanwhile, the port debugging of the optical network of a plurality of switches can be met.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims

1. An optical splitter for testing an optical network, comprising: the box body, the multimode splitter and the single-mode splitter which are arranged in the box body, and the optical fiber coupler which is arranged outside the box body,

2. The optical splitter for testing optical network according to claim 1, wherein a plurality of fiber passing holes are uniformly distributed on the side of the box body, and the optical fibers in the box body are led out of the box body through the corresponding fiber passing holes.

3. The optical splitter for testing optical network according to claim 1, wherein the input multimode optical fiber and the output multimode optical fiber are each provided with an optical fiber connector for connecting with an optical fiber coupler; the input single-mode optical fiber and the output single-mode optical fiber are respectively provided with an optical fiber connector for being connected with an optical fiber coupler.

4. The optical splitter for optical network testing according to claim 3, wherein the fiber coupler has a fiber coupler input port and a fiber coupler output port:

5. The optical splitter for optical network testing according to claim 1, wherein a mounting hole is reserved at an end corner of the box body, and the box body and the box cover are fixedly connected through the mounting hole.