CN219122475U - Modular optical cable distribution frame - Google Patents

Abstract

The application relates to a modular optical cable distribution frame, mainly relates to the technical field of optical cable communication equipment, and comprises a shell and a plurality of wiring modules arranged in the shell; the wiring module comprises a unit wiring box, a front connector arranged at one end of the unit wiring box and a rear connector arranged at the other end of the unit wiring box; the wiring module is in sliding connection with the shell. The method has the advantages of being convenient to operate, low in maintenance cost, good in protection performance and the like.

Description

Modular optical cable distribution frame

Technical Field

The application relates to the technical field of optical cable communication equipment, in particular to a modular optical cable distribution frame.

Background

With the advent of the big data age, people have increasingly demanded higher speed of information communication and transmission quality. The optical cable communication has the advantages of large transmission capacity, low energy attenuation, long transmission distance, small occupied volume, no electromagnetic interference and the like, can well meet the time requirements, and is the communication transmission medium with the current most prospect.

The optical cable distribution frame is used for accommodating optical fibers and performing optical fiber movable switching, and is an important component in optical cable communication equipment. As a wiring connection device between an optical cable and an optical communication apparatus or between optical communication apparatuses, it is mainly used for fixing and housing optical fibers, terminating optical fibers and installing optical fiber couplers, and also protecting joints of optical fibers from damage. At present, a common optical cable distribution frame consists of a casing fixed on a rack and a plurality of optical fiber patch plugs fixed on the casing. The distribution frame has the advantages of low cost and high space utilization rate, but has great inconvenience because of the inherent limitation of the structure, other irrelevant optical fiber lines are easily influenced when the optical fibers are reconnected, distributed and dispatched.

In view of the above-mentioned related art, the inventor considers that the conventional optical cable distribution frame has structural limitations, and has defects of easy influence on irrelevant lines, and inconvenient operation when reconnecting and distributing and scheduling.

Disclosure of Invention

In order to improve the structural flexibility of an optical cable distribution frame, reduce the influence on other irrelevant lines during optical fiber reconnection and distribution scheduling operation and reduce the operation difficulty, the application provides a modular optical cable distribution frame.

The application provides a modular optical cable distribution frame adopts following technical scheme:

a modular optical cable distribution frame comprises a shell and a plurality of wiring modules arranged in the shell; the wiring module comprises a unit wiring box, a front connector arranged at one end of the unit wiring box and a rear connector arranged at the other end of the unit wiring box; the wiring module is in sliding connection with the shell.

By adopting the technical scheme, the wiring module plays a fundamental role in optical fiber circuit switching, tail fiber collection and optical fiber connector protection, the shell plays a supporting role and a protecting role on the wiring module, and the wiring modules are arranged in the shell in a sliding connection mode, so that the wiring modules with different purposes can independently operate independent of other optical fiber wiring, the influence on incoherent optical fibers in the operation process is greatly reduced, and the purposes of improving the structural flexibility of the optical cable distribution frame and reducing the operation difficulty are achieved.

Optionally, a limit baffle is arranged at one end of the unit junction box, which is close to the front connector; the limit baffle is an arc plate, and the thickness of the limit baffle is gradually increased along the direction away from the unit junction box.

Through adopting above-mentioned technical scheme, the limit baffle that unit terminal box was close to leading joint one end and sets up not only can play limiting displacement, avoids the unit terminal box slippage to the shell inside, can facilitate the use again pull out the unit terminal box from the shell through dragging limit baffle's mode.

Optionally, a guide tube is arranged at one end of the unit junction box, which is close to the front connector; and a notch is formed in one end, away from the shell, of the guide tube.

Through adopting above-mentioned technical scheme, the guide tube that unit terminal box was close to leading joint one end setting has played spacing effect and guide effect to optic fibre, can effectively avoid taking place to twine mutually with the optic fibre that leading joint links to each other, and the breach that shell one end was kept away from at the guide tube setting can make things convenient for wire winding and take out stitches.

Optionally, the shell comprises a top cover, sliding rails symmetrically arranged on two sides of the lower surface of the top cover, a bottom shell connected with the sliding rails and a mounting plate vertically arranged on the bottom shell; the mounting plate is provided with a plurality of mounting openings, and the shape of each mounting opening is consistent with the appearance of the unit junction box.

Through adopting above-mentioned technical scheme, the top cap in the shell has played the guard action, and the drain pan has played the effect of accepting to the installation of line module, and the mounting panel of installing on the drain pan has played supporting role and positioning action to line module, and the slide rail structure of being connected between drain pan and the top cap can facilitate the user to take out the drain pan from the top cap below to simplify line module's installation or dismantlement operation.

Optionally, a protective cover is arranged at one end of the bottom shell, which is close to the mounting plate; the protective cover is hinged with the bottom shell.

Through adopting above-mentioned technical scheme, the visor structure that drain pan is close to mounting panel one end setting has played the guard action to the inside structure of shell and wiring module's jack.

Optionally, the protective cover is provided with a plurality of kidney-shaped holes.

Through adopting above-mentioned technical scheme, waist shape hole structure of seting up on the protection lid can make the visor draw out the drain pan from the shell below as the pull rod.

Optionally, the unit terminal box lower surface is equipped with the spacing groove along length direction, the drain pan upper surface is equipped with spacing arch.

Through adopting above-mentioned technical scheme, the spacing groove that unit terminal box lower surface set up along length direction can mutually support with the spacing arch that the drain pan upper surface set up, makes spacing arch insert in the spacing groove, has played the positioning action to the installation of unit terminal box, has improved the installation accuracy.

Optionally, the front connector forms an angle with the edge of the unit junction box of no more than forty-five degrees.

Through adopting above-mentioned technical scheme, the structural design that front-end splice and unit terminal box edge contained angle are not more than forty-five degrees has reduced the required torsion angle of optical fiber splice when optical fiber splice inserts in the front-end splice jack, has reduced the extrusion wearing and tearing to optical fiber splice, has improved the life of optic fibre.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the wiring module plays a fundamental role in optical fiber circuit switching, tail fiber collection and optical fiber connector protection, the shell plays a supporting role and a protecting role on the wiring module, and the wiring modules are arranged in the shell in a sliding connection mode, so that the wiring modules with different purposes can be independently operated independently of other optical fiber wiring, the influence on incoherent optical fibers in the operation process is greatly reduced, and the purposes of improving the structural flexibility of the optical cable distribution frame and reducing the operation difficulty are achieved;

2. the top cover in the shell plays a role in protection, the bottom shell plays a role in bearing the installation of the wiring module, the installation plate installed on the bottom shell plays a role in supporting and positioning the wiring module, and the sliding rail structure connected between the bottom shell and the top cover can facilitate a user to withdraw the bottom shell from the lower part of the top cover, so that the installation or the disassembly operation of the wiring module is simplified;

3. the spacing groove that the unit terminal box lower surface in this application set up along length direction can mutually support with the spacing arch that the drain pan upper surface set up, makes spacing arch insert in the spacing groove, has played the positioning action to the installation of unit terminal box, has improved the installation accuracy.

Drawings

Fig. 1 is a schematic structural diagram of a modular optical cable distribution frame according to an embodiment of the present disclosure.

Fig. 2 is a schematic structural view of the housing in the embodiment of the present application.

Fig. 3 is a schematic structural view of a wiring module in an embodiment of the present application.

Reference numerals illustrate: 1. a housing; 11. a top cover; 12. a slide rail; 13. a bottom case; 14. a mounting plate; 131. a protective cover; 132. a limit protrusion; 2. a wiring module; 21. a unit junction box; 22. a front-end connector; 23. a rear joint; 211. a limit baffle; 212. a guide tube.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1-3.

The optical cable distribution frame is used for accommodating optical fibers and performing optical fiber movable switching, and is an important component in optical cable communication equipment. As a wiring connection device between an optical cable and an optical communication apparatus or between optical communication apparatuses, it is mainly used for fixing and housing optical fibers, terminating optical fibers and installing optical fiber couplers, and also protecting joints of optical fibers from damage. At present, a common optical cable distribution frame consists of a casing fixed on a rack and a plurality of optical fiber patch plugs fixed on the casing. The distribution frame has the advantages of low cost and high space utilization rate, but has great inconvenience because of the inherent limitation of the structure, other irrelevant optical fiber lines are easily influenced when the optical fibers are reconnected, distributed and dispatched. In order to improve the structural flexibility of an optical cable distribution frame, reduce the influence on other irrelevant lines during optical fiber reconnection and distribution scheduling operation and reduce the operation difficulty, the application provides a modular optical cable distribution frame.

The embodiment of the application discloses a modular optical cable distribution frame. Referring to fig. 1, a modular cable distribution frame includes a housing 1 and a wiring module 2. Wherein the wiring module 2 is mounted in the housing 1 by means of a sliding connection. The number of the wiring modules 2 may be set to be plural, and the number of the wiring modules 2 is four in the embodiment of the present application. Each of the wiring modules 2 may be divided according to the use purpose so that different operations can be differently performed for different wiring modules 2. Mutual interference among the uncorrelated optical fibers is reduced, and the aim of simplifying operation is fulfilled.

Referring to fig. 1 and 2, the housing 1 includes a top cover 11, a slide rail 12, a bottom case 13, and a mounting plate 14. Wherein the number of the slide rails 12 is two. One end of the two sliding rails 12 are symmetrically arranged on two sides of the lower surface of the top cover 11, and the other end of the two sliding rails 12 are symmetrically arranged on two ends of the bottom shell 13. The mounting plate 14 is vertically welded to the edge of the bottom case 13. The mounting plate 14 is provided with a plurality of mounting openings, in this embodiment four. The mounting opening may be a rectangular opening conforming to the outline of the wiring module 2. The protective cover 131 is mounted at an edge position of the bottom chassis 13 in a hinge manner. Two kidney-shaped holes are formed in the surface of the protective cover 131. The protective cover 131 is rotatably connected to the bottom case 13. The upper surface of the bottom case 13 is vertically welded with a limiting protrusion 132. The stop tab 132 may be a rectangular metal strip.

Referring to fig. 1 and 3, the wiring module 2 includes a unit junction box 21, a front connector 22, and a rear connector 23. Wherein front connectors 22 and rear connectors 23 are respectively installed at front and rear ends of the unit junction box 21. The interface of the front connector 22 is at an angle no greater than forty-five degrees from the edge of the front connector 22. The lower surface of the unit junction box 21 is provided with a limit groove, and the shape and the arrangement direction of the limit groove are consistent with those of the limit protrusion 132. The end of the unit junction box 21, which is close to the front connector 22, is provided with a limit baffle 211, the limit baffle 211 is an arc-shaped plate, and the thickness of the limit baffle 211 gradually increases along the direction away from the unit junction box 21. The unit junction box 21 is mounted with a guide tube 212 at the other end near the front connector 22. The end of the guide tube 212 remote from the housing 1 is provided with a notch.

The implementation principle of the modular optical cable distribution frame in the embodiment of the application is as follows: the user firstly opens the protective cover 131 and pulls the protective cover outwards, the bottom shell 13 is pulled out from the lower part of the top cover 11, then different wiring modules 2 are divided and respectively connected according to the purposes, wiring is required to pass through the guide tube 212 when the wiring is connected, and the optical fiber connector is required to face the front connector 22 or the rear connector 23. After the connection assembly is completed, the bottom shell 13 is pushed back to the original position, and the whole application is fixed on the frame.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A modular optical cable distribution frame, characterized in that: comprises a shell (1) and a plurality of wiring modules (2) arranged in the shell (1); the wiring module (2) comprises a unit wiring box (21), a front connector (22) arranged at one end of the unit wiring box (21) and a rear connector (23) arranged at the other end of the unit wiring box (21); the wiring module (2) is connected with the shell (1) in a sliding way.

2. A modular cable distribution frame according to claim 1, wherein: a limit baffle (211) is arranged at one end of the unit junction box (21) close to the front connector (22); the limit baffle (211) is an arc-shaped plate, and the thickness of the limit baffle (211) is gradually increased along the direction away from the unit junction box (21).

3. A modular cable distribution frame according to claim 1, wherein: one end of the unit junction box (21) close to the front connector (22) is provided with a guide pipe (212); a notch is formed in one end, away from the shell (1), of the guide tube (212).

4. A modular cable distribution frame according to claim 1, wherein: the shell (1) comprises a top cover (11), sliding rails (12) symmetrically arranged on two sides of the lower surface of the top cover (11), a bottom shell (13) connected with the sliding rails (12) and a mounting plate (14) vertically arranged on the bottom shell (13); a plurality of mounting openings are formed in the mounting plate (14), and the shape of each mounting opening is consistent with that of the unit junction box (21).

5. The modular cable distribution frame of claim 4, wherein: a protective cover (131) is arranged at one end, close to the mounting plate (14), of the bottom shell (13); the protective cover (131) is hinged with the bottom shell (13).

6. The modular cable distribution frame of claim 5, wherein: a plurality of kidney-shaped holes are formed in the protective cover (131).

7. The modular cable distribution frame of claim 4, wherein: the lower surface of the unit junction box (21) is provided with a limit groove along the length direction, and the upper surface of the bottom shell (13) is provided with a limit protrusion (132).

8. A modular cable distribution frame according to claim 1, wherein: the angle between the front connector (22) and the edge of the unit junction box (21) is not more than forty-five degrees.

Images