CN220730485U - Optical fiber module box and optical fiber distribution frame - Google Patents

Abstract

The utility model discloses an optical fiber module box and an optical fiber distribution frame, wherein the optical fiber module box comprises a storage shell, a first adapter and a casing, the optical fiber module box comprises the storage shell, the first adapter and the casing, the storage shell is provided with a storage cavity, and one side wall of the storage cavity is provided with a first mounting opening in a penetrating way; the first adapter is provided with a limiting boss, and one end of the first adapter is inserted in the depth direction of the first mounting port, so that the limiting boss is limited at the edge of the port wall of the first mounting port; one end of the casing is sleeved at one end of the casing, which is provided with the first mounting opening, and one side of the limiting boss, which is away from the first mounting opening, is abutted to the inner wall of the casing. The scheme of the utility model is beneficial to realizing the disassembly and assembly of the adapter.

Description

Optical fiber module box and optical fiber distribution frame

Technical Field

The utility model relates to the technical field of optical fiber connection equipment, in particular to an optical fiber module box and an optical fiber distribution frame.

Background

The optical fiber module box is commonly used for connecting an optical cable with wiring of optical communication equipment, and the adapter is connected with the jumper wire through the adapter on the optical fiber module box, so that signals are led out to the communication equipment, and the wiring function is realized.

In the related art, the fiber optic module box includes receiver and adapter, end shell, and the lock joint hole has been seted up to the receiver, and the adapter is equipped with the elasticity cantilever, and the lock joint hole is worn to establish by the elasticity cantilever rather than carrying out lock joint cooperation, makes elasticity cantilever butt in the inner wall of receiver then to realize that the adapter is connected in the receiver. In addition, the end shell is also connected to one end of the storage shell so as to realize the sleeving protection of the adapter. However, when the adapter is removed from the storage case, the end case needs to be detached first, and since the adapter is connected to the storage case by means of fastening, sufficient tension needs to be provided to deform the elastic cantilever to release the adapter when the adapter is detached, and then the adapter is detached from the storage case. Therefore, the fiber optic module cartridge is disadvantageous for achieving the disassembly and assembly of the adapter.

Disclosure of Invention

The utility model aims to provide an optical fiber module box, which aims to form a limiting space through enclosing a storage shell and a casing, and limit and fix a first adapter by utilizing the limiting space, so that the adapter is prevented from being buckled with the storage shell, and the adapter is easy to disassemble and assemble.

In order to achieve the above objective, the present utility model provides a fiber optic module box, which includes a housing shell, a first adapter and a casing, wherein the housing shell is provided with a housing cavity, and a side wall of the housing cavity is provided with a first mounting opening in a penetrating manner; the first adapter is provided with a limiting boss, and one end of the first adapter is inserted in the depth direction of the first mounting port, so that the limiting boss is limited at the edge of the port wall of the first mounting port; one end of the casing is sleeved at one end of the casing, which is provided with the first mounting opening, and one side of the limiting boss, which is away from the first mounting opening, is abutted to the inner wall of the casing.

Optionally, the quantity of first installing port is a plurality of, and is a plurality of first installing port is the array setting, the quantity of first adapter is a plurality of, one first adapter is followed one the depthwise grafting of first installing port, the cover shell is formed with a plurality of mouths of dodging, one first adapter stretches out the one end of first installing port wears to locate one dodge the mouth.

Optionally, the protruding guide bar that is equipped with of mouth wall of dodging the mouth, the guide bar is followed first adapter wears to establish dodge the direction of mouth extends, the other end of first adapter wears to establish dodge the mouth and butt in the guide bar.

Optionally, the quantity of gib is a plurality of, and a plurality of gib is followed dodge the mouth's circumference interval sets up.

Optionally, the number of the limiting bosses is two, the two limiting bosses are arranged on two opposite sides of the first adapter, and one limiting boss is limited on the edge of the opening wall of the first mounting opening.

Optionally, at least one of the mouth walls of the first mounting port is provided with an avoidance groove, the groove wall of the avoidance groove is connected with a buckling arm, the mouth wall of the avoidance port is provided with a limiting groove, and the buckling arm is in buckling fit with the limiting groove.

Optionally, the number of dodging the groove is a plurality of, the quantity of spacing groove is a plurality of, a plurality of dodge groove symmetric distribution, a plurality of dodge the cell wall in groove is connected with one respectively the lock joint arm, one lock joint arm with one spacing groove lock joint cooperation.

Optionally, the fiber module box further includes two fusion seats, and the two fusion seats are disposed at intervals on the cavity wall of the storage cavity. And/or the material of the containing shell is configured as plastic.

The utility model also provides an optical fiber distribution frame, which comprises a box body component, a tray, at least two positioning guide rails and the optical fiber module box, wherein the box body component is provided with a distribution cavity; the tray is arranged on the cavity wall of the wiring cavity in a sliding manner so as to enter and exit the wiring cavity.

Optionally, the optical fiber distribution frame further includes at least two positioning rails, and the two positioning rails are arranged on the tray at intervals to form a positioning groove in a surrounding manner; the optical fiber module box is arranged in the positioning groove in a sliding mode and matched with the positioning guide rail in a buckling mode, and therefore sliding of the optical fiber module box is limited.

According to the technical scheme, the first adapter is provided with the limiting boss and is inserted in the depth direction of the first mounting port, so that the limiting boss is limited at the edge of the port wall of the first mounting port; the cover shell is established and is connected in the one end of receiver to make spacing boss deviate from one side of first installing port spacing in the inner wall of cover shell, realize the installation fixedly of first adapter then.

Compared with the adapter which is connected with the storage shell in a buckling manner, the disassembly and assembly of the adapter are not facilitated. According to the scheme, the storage shell and the shell are enclosed to form the limiting space, and the first adapter is limited and fixed by utilizing the limiting space, so that the adapter is prevented from being buckled with the storage shell, and the adapter is favorably dismounted.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a fiber optic module cartridge according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the fiber optic module cassette of FIG. 1;

FIG. 3 is a schematic view of the housing in FIG. 2;

FIG. 4 is a schematic view of the case of FIG. 2;

FIG. 5 is a schematic view of the first adapter of FIG. 2;

FIG. 6 is a schematic view of the configuration of the fiber optic module case and two positioning rails mated;

fig. 7 is a schematic view of the positioning rail in fig. 6.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all 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 all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Optical fiber communication is a communication mode in which optical waves are used as carrier waves and optical fibers are used as transmission media to transfer information from one place to another, and is called "wired" optical communication. At present, the optical fiber is far superior to the transmission of cable and microwave communication by the transmission frequency bandwidth, high anti-interference performance and small signal attenuation, and becomes a main transmission mode in world communication.

The optical fiber module box is commonly used for connecting an optical cable with wiring of optical communication equipment, and the adapter is connected with the jumper wire through the adapter on the optical fiber module box, so that signals are led out to the communication equipment, and the wiring function is realized.

In the related art, the fiber optic module box includes receiver and adapter, end shell, and the lock joint hole has been seted up to the receiver, and the adapter is equipped with the elasticity cantilever, and the lock joint hole is worn to establish by the elasticity cantilever rather than carrying out lock joint cooperation, makes elasticity cantilever butt in the inner wall of receiver then to realize that the adapter is connected in the receiver. In addition, the end shell is also connected to one end of the storage shell so as to realize the sleeving protection of the adapter. However, when the adapter is removed from the storage case, the end case needs to be detached first, and since the adapter is connected to the storage case by means of fastening, sufficient tension needs to be provided to deform the elastic cantilever to release the adapter when the adapter is detached, and then the adapter is detached from the storage case. Therefore, the fiber optic module cartridge is disadvantageous for achieving the disassembly and assembly of the adapter.

In view of the above problems, the present disclosure proposes an optical fiber module box 10, which is designed to form a limiting space by enclosing a storage case 1 and a casing 3, and limit and fix a first adapter 2 by using the limiting space, so as to avoid fastening the adapter and the storage case 1, and facilitate the disassembly and assembly of the adapter.

Referring to fig. 1 to 5, in one embodiment of the present utility model, the fiber optic module case 10 includes a housing case 1, a first adapter 2, and a jacket 3, wherein the housing case 1 is provided with a housing cavity 11, and a side wall of the housing cavity 11 is provided with a first mounting opening 111 therethrough; the first adapter 2 is provided with a limiting boss 21, and one end of the first adapter 2 is inserted in the depth direction of the first mounting opening 111, so that the limiting boss 21 is limited at the edge of the opening wall of the first mounting opening 111; one end of the casing 3 is sleeved at one end of the casing 3 provided with the first mounting opening 111, and one side, away from the first mounting opening 111, of the limiting boss 21 is abutted and limited on the inner wall of the casing 3.

Wherein, the storage case 1 is used for storing and protecting the optical cable line. The front and rear ends of the housing case 1 are provided with a first mounting port 111 for mounting the first adapter 2 and a second mounting port 113 for mounting the second adapter 5, respectively. Further, the model of the first adapter 2 can be selected to be a 6-port LC four-way adapter or a duplex adapter, and the second adapter 5 can be selected to be a 3-port MPO/MTP no-ear SC type adapter. Referring to fig. 3, the number of the first mounting ports 111 is configured to be 6, the number of the second mounting ports 113 is configured to be 3, and the LC connector capacity of the single fiber optic module cartridge 10 can reach 96 cores. Optionally, two wire passing holes 115 are formed on two sides of the housing 1, and the wire passing holes 115 are communicated with the housing cavity 11 to form a wire passing channel. The optical fiber module box 10 further comprises a cover plate 6, and the cover plate 6 is connected to the storage shell 1 in a buckling manner, so that a circuit in the storage shell 1 is protected.

The casing 3 is used for sleeving one end, provided with the first adapter 2, of the storage shell 1, and can be used for sleeving and protecting the first adapter 2. The casing 3 is provided with a relief opening 31 for the first adapter 2 to pass through and to connect the jumper with the adapter.

In the technical scheme of the utility model, the first adapter 2 is provided with a limiting boss 21 and is inserted in the depth direction of the first mounting port 111, so that the limiting boss 21 is limited at the edge of the port wall of the first mounting port 111; the cover shell 3 is sleeved and connected to one end of the storage shell 1, so that one side, deviating from the first mounting opening 111, of the limiting boss 21 is limited on the inner wall of the cover shell 3, and then the first adapter 2 is mounted and fixed.

Compared with the adapter which is connected with the storage shell 1 in a buckling manner, the disassembly and assembly of the adapter are not facilitated. According to the scheme, the storage shell 1 and the shell 3 are enclosed to form the limiting space, and the first adapter 2 is limited and fixed by utilizing the limiting space, so that the adapter is prevented from being buckled with the storage shell 1, and the adapter is favorably disassembled and assembled.

Referring to fig. 3 and 4, in one embodiment of the present utility model, the number of the first mounting openings 111 is plural, the plurality of the first mounting openings 111 are arranged in an array, the number of the first adapters 2 is plural, one of the first adapters 2 is inserted in a depth direction of one of the first mounting openings 111, the casing 3 is formed with a plurality of avoidance openings 31, and an end of the first adapter 2 extending out of the first mounting opening 111 is disposed through one of the avoidance openings 31.

In the present embodiment, the plurality of first mounting ports 111 are formed in the housing of the housing case 1, whereby the plurality of first adapters 2 can be mounted. For realizing the fixed mounting to a plurality of first adapters 2, a plurality of mouths 31 of dodging have been seted up respectively to the cover shell 3, enclose respectively through a plurality of first mounting mouths 111 mouths walls of receiving shell 1 and close and form a plurality of spacing spaces, carry out spacing fixedly to a plurality of first adapters 2 through a plurality of spacing spaces, be favorable to promoting the wiring density of fiber module box 10 to practice thrift the wiring cost.

For example, the number of the first mounting ports 111 and the escape ports 31 is 6, respectively, and 6 LC four-way adapters may be mounted, so that the LC joint capacity of the fiber optic module case 10 may reach 96 cores.

Referring to fig. 4, in one embodiment of the present utility model, a guide strip 311 is protruding from the wall of the escape opening 31, the guide strip 311 extends along the direction in which the first adapter 2 passes through the escape opening 31, and the other end of the first adapter 2 passes through the escape opening 31 and abuts against the guide strip 311.

In this embodiment, a guiding strip 311 is disposed on the wall of the avoidance port 31, the guiding strip 311 is used for guiding the installation of the first adapter 2, so that the first adapter 2 is guided to penetrate through the avoidance port 31 and is abutted against the guiding strip 311, and then the limiting and fixing of the casing 3 and the storage shell 1 to the first adapter 2 are facilitated. Furthermore, the provision of the guide strip 311 is advantageous for improving the strength of the sleeve 3.

Optionally, the guide strip 311 is provided with a guide surface, which is inclined and arranged towards the first adapter 2, which is advantageous for guiding the installation of the first adapter 2.

Referring to fig. 4, in one embodiment of the present utility model, the number of the guide strips 311 is plural, and the plurality of guide strips 311 are spaced apart along the circumferential direction of the relief opening 31.

In this embodiment, a plurality of guide strips 311 are provided on the mouth wall of the avoidance port 31, so that the installation of the first adapter 2 is further facilitated and the strength of the casing 3 is improved by increasing the number of the guide strips 311.

Referring to fig. 5, in one embodiment of the present utility model, the number of the limiting bosses 21 is two, two limiting bosses 21 are disposed on two opposite sides of the first adapter 2, and one limiting boss 21 is limited on the edge of the mouth wall of the first mounting hole 111.

In this embodiment, limiting bosses 21 are respectively disposed on two opposite sides of the first adapter 2, so as to limit and fix two sides of the first adapter 2, which is beneficial to improving the installation stability of the first adapter 2.

Referring to fig. 3, in one embodiment of the present utility model, at least one of the walls of the first mounting hole 111 is provided with a recess, a fastening arm 1111 is connected to the wall of the recess, a limiting groove 33 is provided on the wall of the recess 31, and the fastening arm 1111 is fastened to the limiting groove 33.

In this embodiment, the casing 3 is fastened to the limiting groove 33 of the storage case 1 through the fastening arm 1111, so as to be detachably connected to the storage case 1. When the housing 3 is detached from the housing case 1, the first adapter 2 can be inserted into the first mounting port 111 of the housing case 1, or the first adapter 2 can be removed from the first mounting port 111 of the housing case 1.

Optionally, the snap arms 1111 are configured as resilient cantilevers 73. The mouth arm of the first mounting opening 111 is provided with a limit groove 33, the mouth arm of the avoiding opening 31 is provided with a fastening arm 1111, and in this way, the fastening fit between the casing 3 and the housing 1 can be realized.

Referring to fig. 3, in one embodiment of the present utility model, the number of the avoidance grooves is plural, the number of the limit grooves 33 is plural, the avoidance grooves are symmetrically distributed, the groove walls of the avoidance grooves are respectively connected with one fastening arm 1111, and one fastening arm 1111 is fastened and engaged with one limit groove 33.

In this embodiment, through setting up a plurality of symmetric distribution dodge the groove, each dodge the groove and be provided with a lock joint arm 1111, dodge mouthful 31 and be provided with a plurality of spacing grooves 33, carry out lock joint cooperation through a plurality of lock joint arms 1111 respectively with each corresponding spacing groove 33 to promote the lock joint cooperation intensity of cover shell 3 and receiver 1.

Referring to fig. 2, in one embodiment of the present utility model, the fiber optic module case 10 further includes two fusion splices 4, and the two fusion splices 4 are spaced apart from the cavity wall of the receiving cavity 11. And/or the material of the storage case 1 is configured as plastic.

In this embodiment, two fusion splices 4 are disposed in the accommodating cavity 11 of the optical fiber module, so as to realize the optical fiber fusion splicing function of the optical fiber module box 10. For example, the fusion splice holder 4 is configured as a 24-core fusion splice holder 4.

Optionally, the material of the housing case 1 is configured as plastic, which has good ductility compared to sheet metal, and facilitates molding of the fiber optic module case 10 to improve assembly accuracy, thereby improving wiring density of the fiber optic module case 10.

Referring to fig. 6 and 7, the present utility model further contemplates an optical fiber distribution frame comprising a housing assembly, a tray, at least two positioning rails 70, and a fiber optic module cartridge 10 as described above, the housing assembly having a distribution cavity; the tray is arranged on the cavity wall of the wiring cavity in a sliding manner so as to enter and exit the wiring cavity. The optical fiber module box 10 adopts all the technical solutions of all the embodiments, so that at least the technical solutions of the embodiments have all the beneficial effects brought by the technical solutions of the embodiments, and are not described in detail herein.

The box assembly is used for storing the optical fiber module box 10, is provided with a hanging lug or other installation parts, and is installed on the wiring stand to realize wiring connection with communication equipment.

The tray is used for bearing the fiber optic module box 10, and realizes that the fiber optic module box 10 enters and exits the tray body of the box assembly. One end of the tray body of the tray can be provided with a drawing part, and the fiber module box 10 can be moved into and out of the box body assembly by drawing the drawing part.

Referring to fig. 6 and 7, in one embodiment of the present utility model, the optical fiber distribution frame further includes at least two positioning rails 70, where the two positioning rails 70 are spaced apart from the tray to form a positioning slot; the fiber optic module case 10 is slidably disposed in the positioning groove and is engaged with the positioning rail 70 in a fastening manner, so as to limit the sliding of the fiber optic module case 10.

The positioning rail 70 is a rail for limiting and fixing the fiber optic module case 10 to fix the fiber optic module case 10 at a designated position of the tray. The two positioning rails 70 enclose a positioning slot, and the fiber optic module case 10 is slidably disposed in the positioning slot. The fiber optic module case 10 and the positioning rail 70 are in a fastening fit manner so as to limit the sliding of the fiber optic module case 10. After the fastening limit of the positioning guide rail 70 to the fiber optic module box 10 is released, the fiber optic module box 10 can be removed from the tray body in a sliding drawing manner, so that maintenance can be performed on the fiber optic module box 10.

Optionally, the front end of the housing 3 is provided with a pulling plate 37, and the pulling plate 37 is used as a protruding part for pressing and unlocking the fiber optic module case 100 and extracting the fiber optic module case 100 after unlocking.

Optionally, the positioning guide rail 70 includes a rail body 71 and two cantilever 731, the rail body 71 is disposed on the disc body and forms a positioning slot together with the rail body 71 of the other positioning guide rail 70, the rail body 71 is provided with a guiding slot 711, the fiber module box 10 is provided with a guiding block 13, and the guiding block 13 is slidably connected to the guiding slot 711, so that the fiber module box 10 is slidably disposed in the positioning slot; the two cantilevers 731 extend outwards from one side of the rail body 71, and are arranged up and down at intervals to form a fastening groove 731 in a surrounding manner, the optical fiber module box 10 is provided with a fastening table 35, and the fastening table 35 is fastened in the fastening groove 731.

Optionally, the upper and lower ends of the rail body 71 are respectively provided with a connecting hole 713, the connecting hole 713 at the lower end realizes that the rail body 71 is fixed on the tray body, and the connecting hole 713 at the upper end realizes that the rail body 71 is connected with the rail body 71 of another positioning guide rail 70, so that the positioning guide rail 70 with multiple layers up and down can fix and position the multiple fiber module boxes 10.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A fiber optic module cassette, the fiber optic module cassette comprising:

the storage shell is provided with a storage cavity, and a side wall of the storage cavity is provided with a first mounting opening in a penetrating manner;

the first adapter is provided with a limiting boss, and one end of the first adapter is inserted in the depth direction of the first mounting port so that the limiting boss is limited at the edge of the port wall of the first mounting port; the method comprises the steps of,

the cover shell, the one end cover of cover shell is located the cover shell is equipped with the one end of first installing port, spacing boss deviates from one side butt limit of first installing port is located the inner wall of cover shell.

2. The fiber optic module cartridge of claim 1, wherein the number of the first mounting openings is plural, the plurality of the first mounting openings are arranged in an array, the number of the first adapters is plural, one of the first adapters is inserted in a depth direction of one of the first mounting openings, the housing is formed with a plurality of avoiding openings, and one end of the first adapter extending out of the first mounting opening is disposed through one of the avoiding openings.

3. The fiber optic module cartridge of claim 2, wherein the mouth wall of the relief mouth is convexly provided with a guide bar extending in a direction in which the first adapter passes through the relief mouth, and the other end of the first adapter passes through the relief mouth and abuts against the guide bar.

4. The fiber optic module cartridge of claim 3, wherein the number of guide strips is a plurality, and wherein the plurality of guide strips are circumferentially spaced along the relief opening.

5. The fiber optic module cartridge of claim 1, wherein the number of the limiting bosses is two, two of the limiting bosses are disposed on opposite sides of the first adapter, and one of the limiting bosses is limited to an edge of the mouth wall of the first mounting mouth.

6. The fiber optic module cartridge of any of claims 2-4, wherein an avoidance slot is formed in a wall of at least one of the first mounting openings, a latch arm is connected to a wall of the avoidance slot, a limit slot is formed in the wall of the avoidance slot, and the latch arm is in latch fit with the limit slot.

7. The fiber optic module cartridge of claim 6, wherein the number of the avoidance grooves is plural, the number of the limit grooves is plural, the avoidance grooves are symmetrically distributed, the groove walls of the avoidance grooves are respectively connected with one buckling arm, and one buckling arm is buckled and matched with one limit groove.

8. The fiber optic module cassette of any of claims 1-5, further comprising two fusion splice holders spaced apart from a cavity wall of the receiving cavity;

and/or the material of the containing shell is configured as plastic.

9. An optical fiber distribution frame, comprising:

the box body assembly is provided with a wiring cavity;

the tray is arranged on the cavity wall of the wiring cavity in a sliding manner so as to enter and exit the wiring cavity;

the fiber optic module cassette of any of claims 1-8, being disposed on the tray to slide the tray into and out of the distribution cavity.

10. The fiber optic distribution frame of claim 9, further comprising at least two positioning rails spaced apart from the tray to define a positioning slot; the optical fiber module box is arranged in the positioning groove in a sliding mode and matched with the positioning guide rail in a buckling mode, and therefore sliding of the optical fiber module box is limited.