CN219016642U - Communication optical fiber connector conversion box - Google Patents

Abstract

The utility model discloses a communication optical fiber connector conversion box, relates to the technical field of communication, and aims to solve the problem that the switching efficiency of different-head tail fibers with inconsistent communication optical fiber flanges and two-end connectors is low. The optical fiber connector comprises a shell, a first optical fiber flange, a second optical fiber flange, a first connector, a second connector and a tail fiber assembly, wherein a containing cavity is formed in the shell, the shell is provided with a first side face and a second side face which are oppositely arranged, a plurality of first mounting holes which are arranged at intervals and are communicated with the containing cavity are formed in the first side face, a plurality of second mounting holes which are arranged at intervals are formed in the second side face, and the first mounting holes and the second mounting holes are in one-to-one correspondence; the first optical fiber flange is correspondingly connected with the first mounting hole, and the second optical fiber flange is correspondingly connected with the second mounting hole; one end of a pigtail assembly is connected with a first connector, and the other end is connected with a second connector. The utility model is used for communication.

Description

Communication optical fiber connector conversion box

Technical Field

The utility model relates to the technical field of communication, in particular to a communication optical fiber connector conversion box.

Background

With the smooth implementation of the "FTTH" and "FTTR" strategies, fiber optic communications have achieved full coverage of the backbone, access, and peripheral ends of the communications network. The optical fiber connectors commonly used for communication are classified into FC (round-head connector), SC (large-head connector) and LC (small-head connector), and different connectors are used for different equipment connection.

In actual work, for example, in network test, line optimization and fault first-aid repair, the situation that the optical fiber flanges are inconsistent with the joints at the two ends is usually encountered, and a worker needs to run back and forth for splicing the required optical fiber flanges for many times, so that the switching efficiency between different joints is low, and further the network test, line optimization and fault first-aid repair work efficiency is low.

Disclosure of Invention

The embodiment of the utility model provides a communication optical fiber connector conversion box, which solves the problem of low switching efficiency of different-head tail fibers with inconsistent communication optical fiber flanges and connectors at two ends.

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

a telecommunications optical fiber splice conversion box, comprising: the optical fiber connector comprises a shell, a plurality of first optical fiber flanges, a plurality of second optical fiber flanges, a plurality of first connectors, a plurality of second connectors and a plurality of tail fiber assemblies, wherein a containing cavity is formed in the shell and used for containing other structures, the shell is provided with a first side face and a second side face which are oppositely arranged, a plurality of first mounting holes which are arranged at intervals and are communicated with the containing cavity are formed in the first side face, a plurality of second mounting holes which are arranged at intervals and are communicated with the containing cavity are formed in the second side face, and the first mounting holes and the second mounting holes are in one-to-one correspondence; the first optical fiber flanges are connected with the first mounting holes in a one-to-one correspondence manner, the second optical fiber flanges are connected with the second mounting holes in a one-to-one correspondence manner, one first connector is connected with one first optical fiber flange, and one second connector is connected with one second optical fiber flange; one end of a pigtail assembly is connected with a first connector, and the other end is connected with a second connector.

The application sets up a communication fiber splice conversion box, through set up first mounting hole and second mounting hole in the relative both sides of shell, install first fiber flange and second fiber flange respectively on first mounting hole and the second mounting hole to connect first joint and second joint on first fiber flange and second fiber flange, inside is connected through the tail fiber, through setting up different attach fitting on the shell both sides, realizes the quick-operation that changes at fiber testing, optimization and the different joints of circuit rush-repair in-process, promotes switching efficiency, and then improves work efficiency.

Further, the first optical fiber flanges comprise at least two of three optical fiber flanges among the FC optical fiber flange, the SC optical fiber flange and the LC optical fiber flange, the second optical fiber flanges comprise at least two of three optical fiber flanges among the FC optical fiber flange, the SC optical fiber flange and the LC optical fiber flange, and the first optical fiber flange and the second optical fiber flange are all the optical fiber flanges corresponding to the joints which are frequently used in the optical fiber testing, optimizing and line rush-repair processes, so that the connection of the first optical fiber flanges and the second optical fiber flanges is more convenient.

Further, the first connectors include at least two of three connectors among the FC connector, the SC connector and the LC connector, and the second connectors include at least two of three connectors among the FC connector, the SC connector and the LC connector, and the first connectors and the second connectors are all connectors which are frequently used in the optical fiber testing, optimizing and line rush-repair processes, so that the applicability is stronger.

Further, in the case that the first optical fiber flange is an FC optical fiber flange, the first connector connected with the first optical fiber flange is an FC connector, in the case that the first optical fiber flange is an SC optical fiber flange, the first connector connected with the first optical fiber flange is an SC connector, and in the case that the first optical fiber flange is an LC optical fiber flange, the first connector connected with the first optical fiber flange is an LC connector; under the condition that the second optical fiber flange is an FC optical fiber flange, the second joint connected with the second optical fiber flange is an FC joint, under the condition that the second optical fiber flange is an SC optical fiber flange, the second joint connected with the second optical fiber flange is an SC joint, under the condition that the second optical fiber flange is an LC optical fiber flange, the second joints connected with the second optical fiber flange are LC joints, the optical fiber flanges and the joints are in one-to-one correspondence, namely the first optical fiber flange and the first joint are in correspondence, and the second optical fiber flange and the second joint are in correspondence.

Further, according to the kind of the joint used in daily life, the least used six groups of sufficient uses are selected, so the number of the selected first optical fiber flanges is six, and the six first optical fiber flanges are sequentially arranged along the straight line direction and are respectively: SC optical fiber flange, LC optical fiber flange, SC optical fiber flange; the number of the second optical fiber flanges is selected to be six, and the six second optical fiber flanges are sequentially arranged along the linear direction and are respectively: FC fiber flange, LC fiber flange and LC fiber flange, one first fiber flange with one second fiber flange sets up relatively, multiunit joint conversion improves switching efficiency.

Further, the first connector and the second connector are connected together through the pigtail assembly, and the types of connectors are converted, so that the types of connectors connected by the same pigtail assembly are different.

Further, a pigtail assembly includes first pigtail and second pigtail, and first joint department is connected with first pigtail, and second joint department is connected with the second pigtail, and two pigtails are at shell internal connection.

Further, because this device needs to carry and use, inside tail fiber needs to be fixed, consequently accomodates the intracavity portion and is provided with a plurality of tail fiber fixed knot and constructs, and tail fiber fixed knot constructs and is fixed in on the shell, fix the protection with tail fiber assembly.

Further, the tail fiber fixing structure comprises a first fixing block and a second fixing block, wherein the first fixing block and the second fixing block are arranged at intervals, a placing cavity is reserved between the first fixing block and the second fixing block, the tail fiber assembly is clamped in the placing cavity, the tail fiber assembly is fixed, and the tail fiber assembly is prevented from shaking and winding at will in the moving process, so that the use is affected.

Further, the housing includes: the bottom plate is provided with the bounding wall on the bottom plate, and the chamber is accomodate in bounding wall and bottom plate formation, and the top cap can be dismantled and connect at the bounding wall top, can open the top cap and inspect inside when appearing unusual, increase of service life.

Compared with the prior art, the utility model has the beneficial effects that the installation holes are formed on the two opposite sides of the shell, the first optical fiber flange and the second optical fiber flange are installed in the installation holes, and the first connector and the second connector are installed on the first optical fiber flange and the second optical fiber flange, so that the two connected connectors can be conveniently and accurately connected through the optical fiber flange, the first connector and the second connector select the prior FC, SC and LC connectors commonly used in optical fiber testing, optimizing and line rush-repair, the FC, SC and LC connectors are connected in advance, the rapid conversion between the FC, SC and LC connectors is realized, the risk of hidden danger brought to a communication network due to overlarge light path attenuation caused by using the temporary optical fiber flange and the tail fiber is reduced, the orderly conversion of the FC, SC and LC connectors is realized, the conversion efficiency is improved, and the efficiency of daily work is further improved.

Drawings

FIG. 1 is a schematic illustration of a communication fiber optic splice closure according to one embodiment of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of the internal structure of FIG. 1;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a cross-sectional view of A-A of FIG. 4;

FIG. 6 is a second schematic diagram of a communication fiber optic splice closure according to the present utility model;

FIG. 7 is a schematic view of the internal structure of FIG. 6;

FIG. 8 is a top view of FIG. 7;

fig. 9 is a cross-sectional view of B-B of fig. 8.

Reference numerals: 100-a housing; 101-a bottom plate; 102-coaming; 103-top cover; 104-a receiving cavity; 200-a first fiber flange; 201-a second fiber flange; 300-first linker; 301-a second linker; 400-pigtail assembly; 401-a first pigtail; 402-a second pigtail; 500-a tail fiber fixing structure; 501-a first fixed block; 502-a second fixed block; 503-clamping blocks.

Detailed Description

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 actual work, such as network testing, line optimization and fault repair, the phenomenon that the flange of the communication optical fiber is inconsistent with the connected equipment joint is often encountered, for example:

1. common optical fiber testing equipment, such as an optical power meter, a light source and an optical time domain radiometer interface are FC female heads, the SC and LC connectors cannot be directly tested, normal testing can be performed only by switching different-head and tail optical fibers with inconsistent optical fiber flanges and two-end connectors, and the materials cannot be rapidly tested even in multiple sites due to the fact that the materials are not hands-free and the materials are required to run for multiple times, so that the testing efficiency is extremely low;

2. when optical transmission equipment such as optical amplification and wave transmission equipment is encountered in line optimization, joints among FC, SC and LC are often required to be mutually converted, and the lack of an optical fiber flange or a tail fiber can cause interruption of work, so that hidden danger is brought to the safety of a communication network;

3. in the line fault rush repair, time is benefit, delay of one minute faces huge compensation, the equipment condition of a user is unknown, and when connectors among FC, SC and LC are needed to be mutually converted, the rear sense is usually only known, temporary splicing is realized, and the maintenance efficiency is low.

In order to solve the above-mentioned problem, the application provides a communication fiber connector conversion box, as shown in fig. 1, including shell 100, above-mentioned shell 100 is the box structure, is provided with the first mounting hole that a plurality of intervals set up in the front of shell 100, and this first mounting hole communicates the inside and the external world of shell 100, is provided with the second mounting hole that a plurality of intervals set up equally in the back of shell 100, and this second mounting hole also communicates the inside and the external world of shell 100 to a plurality of first mounting holes and the second mounting hole one-to-one of setting up, the central axis coincidence of first mounting hole and second mounting hole promptly.

On the basis of the above, as shown in fig. 2, a plurality of first optical fiber flanges 200 are installed at a plurality of the first installation holes, the number of the first optical fiber flanges 200 is identical to that of the first installation holes, a plurality of second optical fiber flanges 201 are installed at a plurality of the second installation holes, the number of the second optical fiber flanges 201 is identical to that of the second installation holes, and the first optical fiber flanges 200 and the second optical fiber flanges 201 are fixedly installed at the first installation holes and the second installation holes and distributed at both sides of the wall of the housing 100, that is, a portion is provided inside the housing 100 and a portion is provided outside.

The first connectors 300 are fixedly connected with the first optical fiber flanges 200, the first connectors 300 are consistent with the first optical fiber flanges 200 in number, the second connectors 301 are fixedly connected with the second optical fiber flanges 201, the second connectors 301 are consistent with the second optical fiber flanges 201 in number, the first connectors 300 and the second connectors 301 are respectively connected with the first optical fiber flanges 200 and the second optical fiber flanges 201 at the parts inside the shell 100, and meanwhile, the first connectors 300 and the second connectors 301 are connected through the tail fiber assembly 400.

According to the communication optical fiber connector conversion box, a plurality of first mounting holes and second mounting holes are formed in two opposite side surfaces, the first mounting holes correspond to the second mounting holes, the first optical fiber flange 200 is mounted on the first mounting holes, the second optical fiber flange 201 is mounted on the second mounting holes, the optical fiber flange is fixed through the mounting holes, the first optical fiber flange 200 is connected with the first connector 300 in the shell 100, the second optical fiber flange 201 is connected with the second connector 301 in the shell 100, the optical fiber flanges can be connected with the two connectors on two sides, so that alignment connection of the connectors on two sides is achieved, one side of the optical fiber flange is arranged in the shell 100 and connected with the connector in the application, the other side of the optical fiber flange is connected with an external connector, the first connector 300 and the second connector 301 are connected in the shell 100 through the tail fiber assembly 400, and the external connector is connected with external equipment, and therefore quick connection between different connectors on the outside is achieved.

It should be noted that, in the embodiment of the present utility model, the plurality of first optical fiber flanges 200 includes at least two of three optical fiber flanges of the FC optical fiber flange, the SC optical fiber flange and the LC optical fiber flange, and the plurality of second optical fiber flanges 201 includes at least two of three optical fiber flanges of the FC optical fiber flange, the SC optical fiber flange and the LC optical fiber flange, and the number of each optical fiber flange may be one or plural, and may be set according to different working scenarios and different users. The plurality of first connectors 300 further includes at least two of three connectors of FC connector, SC connector and LC connector, and the plurality of second connectors 301 includes at least two of three connectors of FC connector, SC connector and LC connector, and as for the number of each connector, it may be set to one or more, as long as the number of first connectors 300 and first optical fiber flanges 200 is the same, and the number of second connectors 301 and second optical fiber flanges 201 is the same.

Further, each type of optical fiber flange needs to be connected with a corresponding type of connector on two sides of the optical fiber flange, namely, the types of the optical fiber flanges and the types of the connectors are in one-to-one correspondence, when the optical fiber flange is an FC optical fiber flange, the connector connected with the optical fiber flange is an FC connector, when the optical fiber flange is an SC optical fiber flange, the connector connected with the optical fiber flange is an SC connector, and when the optical fiber flange is an LC optical fiber flange, the connector connected with the optical fiber flange is an LC connector.

In the embodiment of the utility model, by combining the actual working conditions of daily communication operation and maintenance, the rapid conversion connection of the joints under different scenes is realized by integrating various types of joints, such as the fiber test equipment, the optical power meter, the light source and the optical time domain radiometer interface are all FC mother joints, the optical emission transmission equipment, the wave transmission equipment and the like are always needed to be mutually converted among FC, SC and LC in the optimization of the fiber line, the joint conversion among FC, SC and LC is needed in the line fault rush-repair, the different equipment conditions of a user cannot be predicted in advance, the joint conversion among FC, SC and LC is all needed, the rapid, flexible and efficient conversion of the joints among FC, SC and LC is realized, and the working efficiency is improved.

As shown in fig. 1 and 2, in one embodiment of the present utility model, the number of the first optical fiber flanges 200 and the second optical fiber flanges 201 is six, and the six first optical fiber flanges 200 are arranged in a straight line, the six second optical fiber flanges 201 are also arranged in a straight line, and the six first optical fiber flanges 200 are respectively: the SC optical fiber flange, the LC optical fiber flange, the SC optical fiber flange, and the SC optical fiber flange, the six second optical fiber flanges 201 corresponding to the six first optical fiber flanges 200 one to one are respectively: FC fiber flange, LC fiber flange, and LC fiber flange.

In the above arrangement, the first optical fiber flange 200 and the second optical fiber flange 201 include three of an FC optical fiber flange, an SC optical fiber flange and an LC optical fiber flange, which cover the types of commonly used optical fiber flanges in daily use, and in this embodiment, the docking between the three different types of SC-FC, LC-FC, SC-LC is provided, so that the use requirements of most of scenes can be satisfied, and the working efficiency is improved.

On the basis of the above, as shown in fig. 3, the housing 100 is internally provided with a receiving cavity 104, the first optical fiber flange 200 is connected to a first connector 300 in the receiving cavity 104, the second optical fiber flange 201 is connected to a second connector 301 in the receiving cavity 104, and the types of the first connector 300 connected to the first optical fiber flange 200 are respectively: the types of the second connectors 301 connected to the second optical fiber flange 201 are respectively: FC connectors, LC connectors, and LC connectors, each set of first connectors 300 and second connectors 301 are connected by pigtail assemblies 400.

It should be noted that, the pigtail assembly 400 may be an integral body, that is, two ends of one pigtail assembly 400 are respectively connected with different connectors, in this embodiment, two ends of one pigtail assembly 400 are respectively connected with an SC connector and an FC connector, two ends of one pigtail assembly 400 are respectively connected with an LC connector and an FC connector, two ends of one pigtail assembly 400 are respectively connected with an SC connector and an LC connector, and two ends are also provided, but this connection mode needs to connect the pigtails with the connectors in advance, and preparation is needed in advance.

Alternatively, in some other embodiments of the present application, as shown in fig. 4, the pigtail assembly 400 includes a first pigtail 401 and a second pigtail 402, the first pigtail 401 is connected to the first connector 300, the second pigtail 402 is connected to the second connector 301, and the first pigtail 401 and the second pigtail 402 are connected by fusion. The connection mode can be used for directly purchasing the tail fiber with the corresponding connector, namely, one tail fiber with the SC connector is connected with the tail fiber with the FC connector, the tail fiber with the LC connector is connected with the tail fiber with the FC connector, and the tail fiber with the SC connector is connected with the tail fiber with the LC connector, so that the connection work of the tail fiber assembly 400 can be completed.

Further, because the communication fiber connector conversion box in this application needs to carry and uses, the in-process that carries can not avoid colliding with and rolling, inside pigtail subassembly 400 is not fixed after the connection, the in-process that rolls can cause pigtail subassembly 400 after the connection to rock the winding, cause the connection unstable, influence normal use, consequently, still be provided with a plurality of pigtail fixed knot constructs 500 at accomodating chamber 104, as shown in fig. 3, pigtail fixed knot constructs 500 are fixed on shell 100, a pigtail fixed knot constructs 500 corresponds a pigtail subassembly 400, be provided with six pigtail fixed knot constructs 500 in this embodiment, fix six pigtail subassemblies 400 of inside, prevent pigtail subassembly 400 to rock and roll and influence the connection after the winding.

Specifically, as shown in fig. 5, the fiber pigtail fixing structure 500 includes a first fixing block 501 and a second fixing block 502 that are disposed at intervals, where the first fixing block 501 and the second fixing block 502 are disposed along a connection direction of the fiber pigtail assembly 400, and a placement cavity is left between the first fixing block 501 and the second fixing block 502, and the fiber pigtail assembly 400 is clamped in the placement cavity.

Further, as shown in fig. 5, the first fixing block 501 and the second fixing block 502 are respectively provided with a clamping block 503, the clamping blocks 503 are symmetrically arranged, the clamping blocks 503 are fixed on the first fixing block 501 and the second fixing block 502 in a hook shape, the tail fiber assembly 400 is clamped in the clamping blocks 503, the tail fiber assembly 400 is protected from random shaking, the clamping blocks 503 are arranged on two sides, and an installer can clamp the tail fiber assembly 400 on the clamping blocks 503 on any side, so that the installation is convenient.

If the fiber pigtail assembly 400 breaks away from the clamping block 503 due to severe shaking, the first fixing block 501 and the second fixing block 502 disposed on two sides can also control the moving range of the fiber pigtail assembly 400, so as to avoid contact winding with the adjacent fiber pigtail assembly 400.

Further, in some embodiments of the present application, the casing is composed of a bottom plate 101, a surrounding plate 102 and a top cover 103, the surrounding plate 102 is fixed above the bottom plate 101 and surrounds the bottom plate 101 to form a storage cavity 104, the top cover 103 is detachably connected to the top of the surrounding plate 102, when an abnormality occurs, the top cover 103 can be opened to check whether the joint inside is loose or damaged, and the fault point can be conveniently maintained and replaced, so that the service life can be prolonged.

As shown in fig. 6, in another embodiment of the present application, the number of the first optical fiber flanges 200 and the second optical fiber flanges 201 is six, the six first optical fiber flanges 200 are arranged in rows and columns, and are divided into two rows and columns, the six second optical fiber flanges 201 are also arranged in rows and columns, and the first optical fiber flanges 200 of the first row are respectively: the arrangement types of the first optical fiber flanges 200 of the second row are consistent with the arrangement types of the first row, and the second optical fiber flanges 201 of the first row corresponding to the first optical fiber flanges 200 of the first row one by one are respectively: the FC optical fiber flange, and the LC optical fiber flange, and the second optical fiber flange 201 of the second row is identical in arrangement type to the second optical fiber flange of the first row.

In the above arrangement, the first optical fiber flange 200 and the second optical fiber flange 201 include three of an FC optical fiber flange, an SC optical fiber flange and an LC optical fiber flange, which cover the types of commonly used optical fiber flanges in daily use, and in this embodiment, the docking between the SC-FC, LC-FC, SC-LC and three different optical fiber flange types is also provided, so that the use requirements of most of the scenes can be satisfied, and the switching efficiency is improved. And the communication optical fiber connector conversion box is narrower and is easy to carry by being arranged in two rows.

In addition to the above, as shown in fig. 7, the types of the first connectors 300 connected to the first optical fiber flange 200 are respectively: the types of the second connectors 301 connected to the second optical fiber flange 201 are respectively: the FC connector, the LC connector, and the LC connector, each group of the first connector 300 and the second connector 301 are connected by the pigtail assembly 400, and are arranged in two rows in this embodiment, and the connected pigtail assemblies 400 are provided with two on the same vertical plane, so that the length of the pigtail assembly 400 should be controlled in the accommodating cavity 104, so as to prevent the winding of the upper pigtail assembly 400 and the lower pigtail assembly 400, and affect the use.

It should be noted that, the pigtail assembly 400 may be an integral body, that is, two ends of one pigtail assembly 400 are respectively connected with different connectors, in this embodiment, two ends of one pigtail assembly 400 are respectively connected with an SC connector and an FC connector, two ends of one pigtail assembly 400 are respectively connected with an LC connector and an FC connector, two ends of one pigtail assembly 400 are respectively connected with an SC connector and an LC connector, and two ends are also provided, but this connection mode needs to realize that the pigtails are connected with the connectors, and needs to be prepared in advance.

Alternatively, in some other embodiments of the present application, as shown in fig. 8, the pigtail assembly 400 includes a first pigtail 401 and a second pigtail 402, the first pigtail 401 is connected to the first connector 300, the second pigtail 402 is connected to the second connector 301, and the first pigtail 401 and the second pigtail 402 are connected by fusion. The connection mode can be used for directly purchasing the tail fiber with the corresponding connector, namely, one tail fiber with the SC connector is connected with the tail fiber with the FC connector, the tail fiber with the LC connector is connected with the tail fiber with the FC connector, and the tail fiber with the SC connector is connected with the tail fiber with the LC connector, so that the connection work of the tail fiber assembly 400 can be completed.

Further, since the communication optical fiber connector conversion box in the present application needs to be carried and used, in this embodiment, the housing cavity 104 is also provided with a plurality of pigtail fixing structures 500, as shown in fig. 8, the pigtail fixing structures 500 are fixed on the housing 100, one pigtail fixing structure 500 corresponds to one pigtail assembly 400, three pigtail fixing structures 500 are provided in this embodiment, six pigtail assemblies 400 are fixed inside, and two pigtail assemblies 400 are fixed by one pigtail fixing structure 500, so as to fix the pigtail assemblies 400 on the same vertical plane.

Specifically, as shown in fig. 9, the pigtail fixing structure 500 includes a first fixing block 501 and a second fixing block 502 that are disposed at intervals, where the first fixing block 501 and the second fixing block 502 are disposed along the connection direction of the pigtail assembly 400, and at this time, the heights of the first fixing block 501 and the second fixing block 502 need to be greater than half of the height of the housing 100 to satisfy the fixation of the pigtail assembly 400 above, a placement cavity is left between the first fixing block 501 and the second fixing block 502, and the pigtail assembly 400 is clamped in the placement cavity.

Further, as shown in fig. 9, the first fixing block 501 and the second fixing block 502 are respectively provided with a clamping block 503, the clamping blocks 503 are symmetrically arranged, and two rows of the clamping blocks are also provided, which correspond to the first-row connected pigtail assemblies 400 and the second-row connected pigtail assemblies 400 respectively, wherein the first-row pigtail assemblies 400 are clamped at the clamping blocks 503 at the upper part, the second-row pigtail assemblies 400 are clamped at the clamping blocks 503 at the lower part, and the clamping blocks 503 are arranged at two sides, so that an installer can clamp the pigtail assemblies 400 at any side, thereby being convenient to install.

Specifically, the clamping blocks 503 are fixed on the first fixing blocks 501 and the second fixing blocks 502 in a hook shape, the tail fiber assemblies 400 are clamped in the clamping blocks 503, the tail fiber assemblies 400 are protected from random shaking, the clamping blocks 503 are arranged on two sides, and an installer can fix the tail fiber assemblies 400 on any side, so that the installation is convenient.

If the fiber pigtail assembly 400 breaks away from the clamping block 503 due to severe shaking, the movement range of the fiber pigtail assembly 400 can be controlled by the first fixing block 501 and the second fixing block 502 arranged on two sides, meanwhile, in the embodiment, the length of the fiber pigtail assembly 400 cannot be 1.5 times that of the box body as shown in fig. 8, so that the fiber pigtail assemblies 400 on the upper row and the lower row are prevented from being wound after being separated from the clamping block 503, and the use is affected.

In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in one or more embodiments or examples.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. Communication fiber optic splice conversion box, characterized by includes:

a housing formed with a receiving cavity, the housing having a first side surface and a second side surface which are oppositely disposed, the first side surface being provided with a plurality of first mounting holes which are disposed at intervals and communicate with the receiving cavity, the second side surface being provided with a plurality of second mounting holes which are disposed at intervals and communicate with the receiving cavity, a central axis of one of the first mounting holes being coincident with a central axis of one of the second mounting holes;

a plurality of first optical fiber flanges and a plurality of second optical fiber flanges, wherein the first optical fiber flanges are installed in the first installation holes, and the second optical fiber flanges are installed in the second installation holes;

a plurality of first connectors and a plurality of second connectors, one of said first connectors being connected to one of said first fiber flanges and one of said second connectors being connected to one of said second fiber flanges; the method comprises the steps of,

and one end of one tail fiber component is connected with one first connector, and the other end is connected with one second connector.

2. The telecommunications optical fiber splice conversion cassette of claim 1, wherein the first plurality of fiber flanges includes at least two of three of an FC fiber flange, an SC fiber flange, and an LC fiber flange, and the second plurality of fiber flanges includes at least two of three of an FC fiber flange, an SC fiber flange, and an LC fiber flange.

3. The telecommunications optical fiber splice conversion cassette of claim 2, wherein the first plurality of splices comprises at least two of three of an FC splice, an SC splice, and an LC splice, and the second plurality of splices comprises at least two of three of an FC splice, an SC splice, and an LC splice.

4. The telecommunications optical fiber splice conversion kit of claim 3,

in the case that the first fiber flange is an FC fiber flange, the first joint connected thereto is an FC joint,

in the case that the first fiber flange is an SC fiber flange, the first connector connected with the first fiber flange is an SC connector,

in the case that the first optical fiber flange is an LC optical fiber flange, the first connector connected with the first optical fiber flange is an LC connector;

in the case that the second fiber flange is an FC fiber flange, the second joint connected thereto is an FC joint,

in the case that the second fiber flange is an SC fiber flange, the second connector connected with the second fiber flange is an SC connector,

and in the case that the second optical fiber flange is an LC optical fiber flange, the second connector connected with the second optical fiber flange is an LC connector.

5. The telecommunications optical fiber splice conversion kit of claim 3,

the number of the first optical fiber flanges is six, the six first optical fiber flanges are sequentially arranged along the straight line direction, and the first optical fiber flanges are respectively: SC optical fiber flange, LC optical fiber flange, SC optical fiber flange;

the number of the second optical fiber flanges is six, and the six second optical fiber flanges are sequentially arranged along the straight line direction and are respectively: FC optical fiber flange, LC optical fiber flange and LC optical fiber flange;

one of the first fiber flanges is disposed opposite one of the second fiber flanges.

6. The telecommunications fiber optic splice closure of claim 3 wherein said first and second splices connected to the same pigtail assembly are of different types.

7. The telecommunications optical fiber splice conversion kit of claim 6, wherein one of said pigtail assemblies includes a first pigtail and a second pigtail, one end of said first pigtail being connected with said first splice, one end of said second pigtail being connected with said second splice, and the other end of said first pigtail being connected with the other end of said second pigtail.

8. The communication fiber optic splice conversion box of claim 1, wherein a plurality of pigtail securing structures are disposed within the receiving cavity, the pigtail securing structures being secured to the housing for securing the pigtail assembly.

9. The telecommunications optical fiber splice conversion kit of claim 8, wherein the pigtail retention structure comprises:

a first fixed block;

the second fixed block is arranged at intervals with the first fixed block, is arranged along the connection direction of the tail fiber component, a placing cavity is reserved between the first fixed block and the second fixed block, and the tail fiber component is clamped in the placing cavity.

10. The telecommunications fiber optic splice conversion kit of any of claims 1-9, wherein the housing comprises:

a bottom plate;

the coaming is fixedly connected above the bottom plate and forms the containing cavity with the bottom plate;

the top cap, the top cap can dismantle the connection the bounding wall top.

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