CN218446115U - Distributed fixed terminal box of multichannel optic fibre - Google Patents

Abstract

The utility model provides a distributed fixed terminal box of multichannel optic fibre, include: the optical fiber fixing plate is provided with a circle of reinforcing frame on the periphery of the optical fiber fixing plate, an interface panel is fixed on the outer side of the reinforcing frame, a frame connector is welded on one side of the interface panel, a photoelectric conversion plate is fixed on the inner side of the reinforcing frame, a plurality of groups of partition structures are arranged on the surface of the optical fiber fixing plate, wiring grooves with multiple branches are formed among the partition structures, an optical fiber jumper wire is embedded in the wiring grooves, a plurality of branch wires are led out from one end of the optical fiber jumper wire, penetrate through the photoelectric conversion plate, the reinforcing frame and the interface panel along each branch of the wiring grooves respectively, and are spliced with the frame connector, the other end of the optical fiber jumper wire is connected with an optical fiber pigtail, and the optical fiber pigtail is connected with the photoelectric conversion plate. This terminal box guarantees that optic fibre can both get into the trough smoothly to walk the line along the arc wall position of predesigned, avoid winding between optic fibre and buckle and cause the damage, both easy dismounting, wiring are convenient, not fragile.

Description

Distributed fixed terminal box of multichannel optic fibre

Technical Field

The utility model belongs to the technical field of the fixed wiring technique of optic fibre and specifically relates to a distributed fixed terminal box of multichannel optic fibre is related to.

Background

The optical fiber communication technology is an important application direction of the optical fiber application technology, is widely applied to various industries because of the advantages of large communication capacity, small transmission loss, strong anti-interference capability and the like, and can greatly improve the communication capability and the anti-interference capability of the whole system when being applied to small-sized control equipment.

Small control devices are usually compact in internal layout, limited in available space, and special connectors and fiber cables for fiber optic communication need to be optimally laid out in the limited space, and the fiber routing must be considered. The tensile strength of the optical fiber is low, and the optical fiber is fragile and easy to break, easy to bend and the like, and the performance and the service life of the optical fiber are influenced by the quality of an optical fiber wiring mode.

In a small space, the optical fiber is usually coiled into an "o" shape and fixed by using an adhesive tape. If the multiple optical fibers are distributed and connected, the cables are disordered and have poor process consistency due to different directions and lengths, and the optical fibers are permanently damaged due to microcracks caused by random bending.

In view of the above, the present invention provides a multi-path optical fiber distributed fixed junction box to overcome the above disadvantages.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a distributed fixed terminal box of multichannel optic fibre, this terminal box can make the multichannel branch space of optic fibre wire jumper can the interval separation arrange, avoids appearing the winding condition such as buckling, guarantees optic fibre normal use.

The utility model provides a distributed fixed terminal box of multichannel optic fibre, include: the optical fiber fixing plate is characterized in that a circle of reinforcing frame is arranged on the periphery of the optical fiber fixing plate, an interface panel is fixed on the outer side of the reinforcing frame, a frame connector is welded on one side of the interface panel, a photoelectric conversion plate is fixed on the inner side of the reinforcing frame, a plurality of groups of separating structures are arranged on the surface of the optical fiber fixing plate, wiring grooves with multiple branches are formed among the separating structures, optical fiber jumpers are embedded in the wiring grooves, multiple branch lines are led out from one ends of the optical fiber jumpers and penetrate through the photoelectric conversion plate, the reinforcing frame and the interface panel respectively, the wiring grooves are connected with the frame connector, the other ends of the optical fiber jumpers are connected with optical fiber pigtails, and the optical fiber pigtails are connected with the photoelectric conversion plate.

Preferably, the partition structure comprises two sets of L-shaped partition plates which are symmetrically arranged, and the wiring grooves are enclosed between and outside the L-shaped partition plates.

Preferably, the corners and ends of the L-shaped partition plate are curved inward in an arc shape.

Preferably, the top of the L-shaped partition plate is covered with a T-shaped cover plate, and the T-shaped cover plate is detachably connected with the optical fiber fixing plate through a plurality of screws.

Preferably, the surface of the T-shaped cover plate is provided with a weight-reducing elongated hole.

Preferably, the optical fiber patch cord is arranged in the wiring grooves in a U-shaped manner, the number of the branch lines is four, and the branch lines are respectively arranged along the wiring grooves between the L-shaped partition plates and on the two sides in a separating manner.

Preferably, the other end of the optical fiber jumper is connected with the optical fiber pigtail through an MT connector.

Preferably, the photoelectric conversion board is provided with a photoelectric module, a connector and a filtering component, the optical fiber pigtail is connected with the photoelectric module, and the connector is electrically connected with the interface panel.

Preferably, four wire passing holes are formed in the photoelectric conversion plate, and four branch wires led out by the optical fiber jumper wires respectively penetrate through the wire passing holes and are clamped with the frame connector.

Preferably, the surface of the reinforcing frame is provided with a mounting hole, and the reinforcing frame can be matched with the junction box shell to be mounted through the mounting hole.

The technical scheme of the utility model according to the trend and the length of different position optic fibre, the trough on the design optic fibre fixed plate makes the optic fibre of each position can both get into the trough smoothly to walk the line along the arc trench that designs in advance, avoid winding between optic fibre and buckle and cause the damage, both easy dismounting, wiring are convenient, not fragile, guarantee again that optic fibre walks the technology uniformity of line.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the wiring inside the junction box of the present invention;

fig. 2 is the structure schematic diagram after the T-shaped cover plate is removed in the utility model.

Description of reference numerals:

1: a photoelectric conversion panel; 2: a frame connector; 3: an interface panel; 4: reinforcing the frame; 5: an optical fiber fixing plate; 6: an optical fiber jumper; 601: branching; 7: a T-shaped cover plate; 701: weight-reducing elongated holes; 8: a fiber pigtail; 9: a partition structure; 901: an L-shaped partition plate; 10: a wiring groove.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a multi-channel optical fiber dispersion type fixed junction box includes: the optical fiber fixing plate 5 is a rectangular plate, a circle of reinforcing frame 4 extending out of the optical fiber fixing plate 5 is arranged on the periphery of the optical fiber fixing plate 5, an interface panel 3 is fixed on the outer side of one side of the reinforcing frame 4, and a plurality of interfaces are arranged on the interface panel 3 and can be connected with an optical cable and terminal equipment. A frame connector 2 is welded to one side of the interface panel 3, and a photoelectric conversion plate 1 is fixed to the inner side of the reinforcing frame 4. The surface of the optical fiber fixing plate 5 is provided with a plurality of groups of separating structures 9, a wiring groove 10 with a plurality of branches is formed between the separating structures 9, an optical fiber jumper 6 is embedded in the wiring groove 10, one end of the optical fiber jumper 6 leads out a plurality of branch lines 601 (the tail end of the branch line 601 is a 16# optical fiber contact piece suitable for the frame connector 2), each branch line 601 respectively passes through a circular or rectangular wiring hole reserved on the photoelectric conversion plate 1, the reinforcing frame 4 and the interface panel 3 along each branch of the wiring groove 10 and is clamped into a corresponding optical fiber contact piece hole on the frame connector 2, the other end of the optical fiber jumper 6 is connected with one end of an optical fiber pigtail 8, and the other end of the optical fiber pigtail 8 is connected with the photoelectric conversion plate 1.

The separating structure 9 comprises two groups of L-shaped separating plates 901 which are symmetrically arranged, peripheral separating plates are further arranged on the outer sides of the L-shaped separating plates 901, a wiring groove 10 is defined between the L-shaped separating plates 901 and in the outer side area, the corners and the tail ends of the L-shaped separating plates 901 are bent towards the inner side of the wiring groove to form an arc shape, and the corners of the peripheral separating plates are also all arc-shaped, so that the corners of the wiring groove 10 are all arc-shaped grooves.

In this embodiment, the top of the two L-shaped partition plates 901 is covered with a T-shaped cover plate 7,T, and the cover plate 7 is detachably connected to the optical fiber fixing plate 5 by three screws distributed in a triangle, and the optical fiber fixing plate 5 is provided with three screw holes adapted to the screws. The surface of the T-shaped cover plate 7 is provided with a plurality of rows of weight-reducing elongated holes 701 which are uniformly distributed, and the optical fibers are fixed and prevented from being ejected out of the wiring grooves 10.

In this embodiment, the optical fiber patch cord 6 is arranged in the cabling channel 10 in a U shape, the number of the branch lines 601 is four, the branch lines are respectively partitioned and routed along the cabling channels 10 between the L-shaped partition plates and on both sides, and the other end of the optical fiber patch cord 6 is connected with the optical fiber pigtail 8 through an MT connector.

The photoelectric conversion board 1 is provided with a photoelectric module, a connector and a filtering component, and is used for converting an optical signal into an electrical signal. The photoelectric module is from the optic fibre pigtail 8 of taking, upwards passes the hole site on the optic fibre fixed plate 5, arranges in the trench on the optic fibre fixed plate 5, and connector and interface panel 3 electric connection can be connected with device plug end through welded frame connector 2 on the interface panel 3 to communicate. Four circular or rectangular wire passing holes are formed in the photoelectric conversion plate 1, and four branch wires 601 led out by the optical fiber jumper 6 respectively pass through the wire passing holes and are connected with the frame connector 2 in an inserting mode.

In this embodiment, the corners of the surface of the reinforcing frame 4 are provided with mounting holes, through which the reinforcing frame can be mounted with the casing of the junction box, so as to protect the components in the junction box.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A multiple fiber optic distributed fixed junction box comprising: the optical fiber fixing plate is characterized in that a circle of reinforcing frame is arranged on the periphery of the optical fiber fixing plate, an interface panel is fixed on the outer side of the reinforcing frame, a frame connector is welded on one side of the interface panel, a photoelectric conversion plate is fixed on the inner side of the reinforcing frame, a plurality of groups of separating structures are arranged on the surface of the optical fiber fixing plate, wiring grooves with multiple branches are formed among the separating structures, optical fiber jumpers are embedded in the wiring grooves, multiple branch lines are led out from one ends of the optical fiber jumpers, the branch lines are respectively arranged along the branches of the wiring grooves and penetrate through the photoelectric conversion plate, the reinforcing frame and the interface panel, the frame connector is connected with the interface panel, the other ends of the optical fiber jumpers are connected with optical fiber pigtails, and the optical fiber pigtails are connected with the photoelectric conversion plate.

2. The multiple fiber distribution permanent junction box of claim 1 wherein the partition structure comprises two sets of symmetrically arranged L-shaped partitions, the L-shaped partitions enclosing the cabling channel between and outside the L-shaped partitions.

3. The multiple fiber distribution drop terminal of claim 2, wherein the corners and ends of the L-shaped dividers are curved inwardly.

4. The multi-fiber distributed fixed junction box of claim 2, wherein a T-shaped cover plate is covered on the top of the L-shaped partition plate, and the T-shaped cover plate is detachably connected to the fiber fixing plate by a plurality of screws.

5. The multi-channel optical fiber distribution type fixed junction box of claim 4, wherein the T-shaped cover plate has a weight-reducing elongated hole on a surface thereof.

6. The multi-fiber distributed fixed junction box of claim 2, wherein the fiber jumpers are U-shaped and arranged in the routing slots, and the number of the jumpers is four, and the jumpers are divided along the routing slots between the L-shaped partition plates and on both sides of the L-shaped partition plates.

7. The multiple fiber optic decentralized fixed junction box according to claim 6, wherein the other end of said fiber optic jumper is terminated with said fiber optic pigtail by an MT splice.

8. The multi-fiber distributed fixed junction box of claim 6, wherein the photoelectric conversion board has a photoelectric module, a connector and a filter element, the fiber pigtail is connected to the photoelectric module, and the connector is electrically connected to the interface panel.

9. The multi-channel optical fiber dispersion type fixed junction box of claim 8, wherein four wire passing holes are formed in the photoelectric conversion board, and four wires led out by the optical fiber jumper wires respectively pass through the wire passing holes and are clamped with the frame connector.

10. The multiple fiber distribution type fixed junction box of claim 1, wherein the surface of the reinforcing frame is provided with a mounting hole, and the mounting hole is adapted to be mounted with the housing of the junction box.

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