CN220381319U - Optical fiber adapter module and optical fiber adapter - Google Patents

Abstract

The application provides an optical fiber adapter module, which comprises a base, the baffle, plug connector and at least one sleeve, form an axial cavity in the base, the baffle is located in the axial cavity, divide into first cavity and at least one second cavity with the axial cavity, the plug connector is inserted from first opening and is located first cavity, divide into the at least one subchamber that corresponds with at least one second cavity with first cavity, be equipped with the mounting hole on the baffle, the correspondence is equipped with the spliced eye on the plug connector, and the mounting hole, spliced eye and subchamber, second cavity one-to-one, make sleeve can one end insert and locate the spliced eye in order to be used for pegging graft first optic fibre, the other end is inserted and is located the mounting hole in order to be used for pegging graft the second optic fibre. The optical fiber adapter module provided by the application does not need welding, is simple to assemble and low in cost, and ensures stable transmission of an optical path. The application also provides an optical fiber adapter, which comprises at least one optical fiber adapter module.

Description

Optical fiber adapter module and optical fiber adapter

Technical Field

The present application relates to the field of fiber optic connection structures, and in particular, to a fiber optic adapter module and a fiber optic adapter.

Background

The optical fiber adapter is a component for movably connecting optical fibers, and the optical fibers are connected in the adapter through an opening sleeve pipe in the adapter, namely an inserting core, so as to ensure the optimal connection performance between optical fiber jumpers. The traditional optical fiber adapter in China is in a split type structure or a half-type structure, wherein the split type optical fiber adapter has the advantages of more parts, complex assembly and high cost, the main body of the half-type structure optical fiber adapter is formed by welding, but the welding process is complex, and the welding position has the risk of fracture when being stressed, so that the stable transmission of an optical path is difficult to ensure.

Disclosure of Invention

In view of this, this application provides an optical fiber adapter module, does not need the butt fusion, and the equipment is simpler, and is with low costs to avoided the butt fusion department to have cracked risk, the structure is more stable, guarantees the stable transmission of light path.

According to an aspect of the present application, an embodiment of the present application provides a fiber optic adapter module comprising a base, a bulkhead, a plug, and at least one sleeve, wherein the base comprises an axial cavity defined by a top plate, a bottom plate, and two side walls, the axial cavity having a first opening formed at one end of the base and at least one second opening formed at an opposite end of the base in an axial direction, the first opening being configured to receive a first optical fiber, the second opening being configured to receive a second optical fiber; the partition plate is arranged in the axial cavity, the partition plate divides the axial cavity into a first cavity close to the first opening and a second cavity close to the second opening, at least one mounting hole is formed in the partition plate corresponding to at least one second cavity, and the mounting hole penetrates through the partition plate; the plug connector comprises a body and a plug connector part, wherein the plug connector part is arranged at one end of the body and protrudes out of the body, the plug connector part is arranged to be inserted into the first cavity from the first opening, the body divides the first cavity into at least one subchamber, at least one plug hole is arranged on the plug connector part corresponding to the at least one subchamber, and at least one plug hole corresponds to at least one mounting hole on the partition plate one by one; at least one sleeve is inserted into the insertion hole to be used for inserting the first optical fiber, and the other end of the sleeve is inserted into the mounting hole to be used for inserting the second optical fiber.

When the optical fiber adapter module is assembled, the sleeve is firstly inserted into the two inserting holes of the inserting part, then the inserting piece is inserted into the first cavity, and the sleeve is correspondingly inserted into the mounting hole on the partition plate, so that the assembly of the optical fiber adapter module can be completed. The optical fiber adapter module provided by the embodiment uses an integrated structure, welding is not needed, parts are few, assembly is simple, production cost is reduced, and stable transmission of an optical path is guaranteed.

In other embodiments, the top plate and the bottom plate are provided with a sliding groove along the axial direction in the first chamber, the plug connector is correspondingly provided with guide strips on two sides facing the top plate and the bottom plate, and the guide strips are arranged to slide along the sliding groove when the plug connector is inserted into the first chamber.

In other embodiments, a through hole is formed between the partition board and the top board, the connector further includes a connection portion, the connection portion is formed on a side of the connection portion, which is close to the top board, and the connection portion extends into the second chamber through the through hole.

In other embodiments, the connecting portion includes at least one pair of elastic members extending away from the body in the axial direction, each pair of elastic members extending into one of the second chambers through the through hole;

a gap is arranged between the pair of elastic pieces, the gap extends along the axial direction to form a groove, and the pair of elastic pieces can elastically displace towards the groove when being pressed by the inner wall of the second chamber.

In other embodiments, the elastic member is provided with a clamping member at one side away from the groove, the inner wall of the second chamber is correspondingly provided with a limiting groove, and a limiting protrusion is arranged in the limiting groove; the clamping piece is arranged to slide along the limiting groove, and enables the elastic piece to elastically displace towards the groove when the clamping piece is subjected to pressure of the limiting protrusion.

In other embodiments, the partition is provided with at least one hollow cylinder defining the mounting hole;

the hollow cylinder extends towards the second chamber along the axial direction, a stop flange protruding towards the hollow part is arranged at one end far away from the partition plate, and the stop flange is arranged to be abutted against the sleeve after the sleeve is inserted into the mounting hole.

In other embodiments, the plug portion is provided with at least one hollow cylinder, and the hollow cylinder defines the plug hole;

the hollow cylinder extends along the axial direction, one end far away from the plug-in part is provided with a stop part protruding towards the hollow part of the hollow cylinder, and the stop part is propped against the sleeve after the sleeve is inserted into the plug-in hole.

In other embodiments, the partition is provided with a positioning groove on a side facing the first chamber, the positioning groove extending from the top plate to the bottom plate;

the plug-in part of the plug-in component is provided with a locating strip on one side deviating from the body, and the locating strip is clamped into the locating groove when the plug-in component is plugged in place.

According to another aspect of the present application, embodiments of the present application also provide a fiber optic adapter including at least one fiber optic adapter module as described above.

In other embodiments, the fiber optic adapter further includes a detent spring disposed on the housing of the fiber optic adapter and configured to secure the fiber optic adapter to an electronic device.

Drawings

Fig. 1 is a schematic perspective view of a fiber optic adapter according to an embodiment of the present application.

Fig. 2 is an exploded view of the fiber optic adapter of fig. 1.

Fig. 3 is an exploded view of the fiber optic adapter of fig. 1 from another perspective.

Fig. 4 is an exploded view of the fiber optic adapter of fig. 3 when assembled.

FIG. 5 is an exploded view of the fiber optic adapter of FIG. 3 from another perspective during assembly.

Fig. 6 is a side cross-sectional view of the fiber optic adapter of fig. 5 after assembly.

FIG. 7 is an enlarged view of a portion of the resilient member and the retaining groove of the fiber optic adapter of FIG. 6 after assembly.

Fig. 8 is a partial enlarged view of the VIII portion in fig. 6.

Fig. 9 is a schematic perspective view of a fiber optic adapter according to another embodiment of the present application.

Description of the main reference signs

Fiber optic adapter module 100

Fiber optic adapter 200

Base 20

Top plate 22

Bottom plate 24

Side wall 26

Chute 28

Axial chamber 30

Through hole 31

First opening 32

Second opening 34

First chamber 36

Subchamber 37

Second chamber 38

Limiting groove 39

Spacing protrusion 391

Baffle 40

Hollow cylinder 41

Stop flange 411

Mounting holes 42

Positioning groove 44

Plug connector 60

Elastic member 61

Clamping piece 611

Body 62

Groove 63

Plug-in portion 64

Hollow cylinder 641

Plug hole 642

Stop 643

Locating strip 65

Connection portion 66

Guide bar 68

Dust cap 70

Sleeve 80

Clamping spring 90

Axial direction A

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the term "connected" should be construed broadly, and for example, it may be a fixed connection, a removable connection, or an integral connection; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

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

As shown in fig. 1, the present embodiment provides a fiber optic adapter 200 including a plurality of fiber optic adapter modules 100, and the fiber optic adapter 200 shown in the present embodiment includes two fiber optic adapter modules 100.

In this embodiment, as shown in fig. 1, 2 and 3, the fiber optic adapter module 100 includes a base 20, a bulkhead 40, a plug 60 and a sleeve 80, wherein the base 20 includes an axial cavity 30 defined by a top plate 22, a bottom plate 24 and two side walls 26, the axial cavity 30 having a first opening 32 formed at one end of the base 20 and at least one second opening 34 formed at an opposite end of the base 20 along an axial direction a, the first opening 32 being configured to receive a first optical fiber and the second opening 34 being configured to receive a second optical fiber. For ease of illustration, the base 20 is partially cut away in fig. 2. As shown in fig. 2, a partition plate 40 is disposed in the axial chamber 30, the partition plate 40 divides the axial chamber 30 into a first chamber 36 adjacent to the first opening 32 and a second chamber 38 adjacent to the second opening 34, and at least one mounting hole 42 is provided in the partition plate 40 corresponding to at least one of the second openings 34, the mounting hole 42 penetrating the partition plate 40. In this embodiment, the base 20 is provided with a first opening 32 and two second openings 34, and the partition 40 is provided with two mounting holes 42, each mounting hole 42 being in communication with one of the second chambers 38.

As shown in fig. 1, 2, 3 and 6, the plug 60 is inserted into the first chamber 36 from the first opening 32, specifically, the plug 60 includes a body 62 and a plug portion 64, the plug portion 64 is disposed at one end of the body 62 and protrudes from the body 62, the plug 60 is disposed to be inserted into the first chamber 36 from the first opening 32, the body 62 divides the first chamber 36 into at least one sub-chamber 37, at least one plug hole 642 is disposed on the plug portion 64 corresponding to at least one sub-chamber 37, and at least one plug hole 642 corresponds to at least one mounting hole 42 on the partition 40 one by one. In this embodiment, the body 62 divides the first chamber 36 into two sub-chambers 37, and the plugging portion 64 is provided with two plugging holes 642 corresponding to the two mounting holes 42 on the partition 40.

One end of the sleeve 80 is inserted into the insertion hole 642 for inserting the first optical fiber, and the other end of the sleeve 80 is inserted into the mounting hole 42 for inserting the second optical fiber. In this embodiment, as shown, each fiber optic adapter module 100 includes two sleeves 80 for connecting two sets of optical fibers.

As shown in fig. 4, 5 and 6, during assembly, the sleeve 80 is first inserted into the two insertion holes 642 of the insertion portion 64, and then the plug 60 is inserted into the first cavity 36 from the first opening 32, so that the sleeve 80 is correspondingly inserted into the mounting hole 42 on the partition 40, thereby completing the assembly of the fiber optic adapter module 100. The optical fiber adapter module 100 provided in this embodiment uses an integral structure, and needs no welding, and has few parts, simple assembly, not only reducing the production cost, but also ensuring stable transmission of the optical path.

As shown in fig. 9, when the optical fiber adapter module 100 is not in use, the installation hole 42 and the insertion hole 642 can be closed by the dust cap 70, so as to prevent foreign matters such as external dust from entering the sleeve, thereby affecting the optical fiber transmission quality.

In the present embodiment, as shown in fig. 2 and 4, the top plate 22 and the bottom plate 24 of the base 20 are provided with the slide grooves 28 in the first chamber 36 along the axial direction a, and the connectors 60 are provided with the guide bars 68 on both sides facing the top plate 22 and facing the bottom plate 24, respectively, the guide bars 68 being arranged to slide along the slide grooves 28 when the connectors 60 are inserted into the first chamber 36. In this way, when the plug 60 is inserted into the first chamber 36 from the first opening 32, the guide bar 68 slides along the slide groove 28, so that the plug 60 can be prevented from being shifted during the insertion process.

In this embodiment, as shown in fig. 3, 4, 6 and 7, a through hole 31 is provided between the partition 40 and the top plate 22, and the connector 60 further includes a connecting portion 66, the connecting portion 66 is formed on a side of the connector portion 64 near the top plate 22, and the connector portion 64 extends into the second chamber 38 through the through hole 31.

In the present embodiment, the connecting portion 66 includes at least one pair of elastic members 61 extending away from the body 62 in the axial direction a, a gap is provided between the pair of elastic members 61, the gap extends in the axial direction a to form a groove 63, and when the plug 60 is inserted into the first chamber 36 from the first opening 32, each pair of elastic members 61 protrudes into one of the second chambers 38 through the through hole 31 and can elastically displace toward the groove 63 when being pressed by the inner wall of the second chamber 38.

In this way, when the plug 60 is inserted into the first chamber 36 from the first opening 32, the elastic member 61 extends into the second chamber 38 from the through hole 31, and when receiving the pressure of the inner wall of the second chamber 38, the elastic member deforms and elastically displaces toward the groove 63, so as to abut against the inner wall of the second chamber 38, thereby fixing the plug 60.

In the present embodiment, as shown in fig. 5, 6 and 7, the elastic member 61 is provided with a clamping member 611 at a side facing away from the recess 63, the inner wall of the second chamber 38 is correspondingly provided with a limiting groove 39, and a limiting protrusion 391 is disposed in the limiting groove 39; the engaging member 611 is configured to slide along the limiting groove 39 and elastically displace the elastic member 61 toward the recess 63 when receiving the pressure of the limiting protrusion 391.

In this way, when the plug 60 is inserted into the first cavity 36 from the first opening 32, the elastic member 61 extends into the second cavity 38 from the through hole 31, and the clamping member 611 slides along the limiting groove 39 to the limiting protrusion 391, the elastic member 61 deforms and elastically displaces toward the groove 63 until the elastic member 61 passes over the limiting protrusion 391, and the elastic member 61 returns to its original state under the action of the restoring force, and the limiting protrusion 391 can support the clamping member 611 on the side close to the second cavity 38, so as to fix the plug 60.

As shown in fig. 5, 6 and 7, when the plug 60 is inserted into the first cavity 36 from the first opening 32, opposite surfaces of the engaging member 611 and the limiting protrusion 391 are inclined surfaces, so that the engaging member 611 is smoothly engaged when sliding along the limiting groove 39.

In the present embodiment, as shown in fig. 4, 6 and 8, at least one hollow cylinder 41 is provided on the partition plate 40, the hollow cylinder 41 extends toward the second chamber 38 in the axial direction a, and a stop flange 411 protruding toward the hollow portion is provided at an end away from the partition plate 40, a mounting hole 42 is formed in the hollow cylinder 41, and the stop flange 411 is provided such that the sleeve 80 abuts against the sleeve 80 after being inserted into the mounting hole 42.

The insertion portion 64 is provided with at least one hollow cylinder 641, the hollow cylinder 641 extends in the axial direction a, and a stopper 643 protruding toward the hollow portion thereof is provided at an end away from the insertion portion 64, an insertion hole 642 is formed in the hollow cylinder 641, and the stopper 643 is configured to abut against the sleeve 80 after the sleeve 80 is inserted into the insertion hole 642.

Thus, after the fiber adapter module 100 is assembled, the sleeve 80 can be firmly fixed in the inserting hole 642 and the mounting hole 42, so as to ensure the stability of the subsequent fiber connection.

As shown in fig. 9, when the optical fiber adapter module 100 is not in use, the installation hole 42 and the insertion hole 642 can be closed by the dust cap 70, so as to prevent foreign matters such as external dust from entering the sleeve, thereby affecting the optical fiber transmission quality. It should be understood that in embodiments in which the insertion hole 642 and the mounting hole 42 are formed by the hollow cylinder 641 and the hollow cylinder 41, the dust cap 70 may be fitted over the hollow cylinder 641 and the hollow cylinder 41 to close the mounting hole 42 and the insertion hole 642.

In the present embodiment, as shown in fig. 3, 4 and 5, the partition plate 40 is provided with a positioning groove 44 on a side facing the first chamber 36, the positioning groove 44 extending from the top plate 22 to the bottom plate 24; the plug portion 64 of the plug 60 is provided with a locating bar 65 on the side facing away from the body 62, the locating bar 65 being arranged to snap into the locating slot 44 when the plug 60 is plugged into place.

Thus, when the plug 60 is inserted from the first chamber 36, the guide bar 68 slides along the chute 28 to guide the movement of the plug 60, and the positioning bar 65 snaps into the positioning groove 44 when the plug 60 is inserted into place, ensuring that the plug 60 is inserted into place.

In the embodiment shown in fig. 1, the fiber optic adapter 200 provided in the present application includes two fiber optic adapter modules 100, and it should be understood that in other embodiments of the present application, the fiber optic adapter 200 may also include other numbers of fiber optic adapter modules 100, such as only one fiber optic adapter module 100 or three, four fiber optic adapter modules, etc., according to actual needs.

It should be appreciated that where the fiber optic adapter 200 includes more than one fiber optic adapter module 100, each two adjacent fiber optic adapter modules 100 may be disposed as a common side wall 26.

In this embodiment, as shown in fig. 1 and 2, the optical fiber adapter 200 further includes a clamping spring 90, where the clamping spring 90 is sleeved on the housing of the optical fiber adapter 200 and configured to fix the optical fiber adapter 200 to an electronic device.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Finally, it should be noted that the above embodiments are merely for illustrating the technical solution of the present application and not for limiting, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application.

Claims (10)

1. A fiber optic adapter module, comprising:

a base including an axial chamber defined by a top plate, a bottom plate, and two side walls, the axial chamber having a first opening formed at one end of the base and at least one second opening formed at an opposite end of the base in an axial direction, the first opening configured to receive a first optical fiber and the second opening configured to receive a second optical fiber;

the baffle plate is arranged in the axial cavity and divides the axial cavity into a first cavity close to the first opening and a second cavity close to the second opening, at least one mounting hole is formed in the baffle plate corresponding to at least one second opening, and the mounting hole penetrates through the baffle plate;

the plug connector comprises a body and a plug connector part, wherein the plug connector part is arranged at one end of the body and protrudes out of the body, the plug connector is arranged to be inserted into the first cavity from the first opening, the body divides the first cavity into at least one subchamber, at least one plug hole is arranged on the plug connector part corresponding to the at least one subchamber, and at least one plug hole corresponds to at least one mounting hole on the partition plate one by one; and

and one end of the sleeve is inserted into the inserting hole for inserting the first optical fiber, and the other end of the sleeve is inserted into the mounting hole for inserting the second optical fiber.

2. The fiber optic adapter module of claim 1, wherein,

the top plate and the bottom plate are provided with sliding grooves along the axial direction in the first cavity, the plug connector is correspondingly provided with guide strips on two sides facing the top plate and the bottom plate, and the guide strips are arranged to slide along the sliding grooves when the plug connector is inserted into the first cavity.

3. The fiber optic adapter module of claim 2, wherein,

the partition board and the top board are provided with a through hole therebetween, the plug connector further comprises a connecting part, the connecting part is formed on one side of the plug connector, which is close to the top board, and the plug connector extends into the second chamber through the through hole.

4. The fiber optic adapter module of claim 3,

the connecting part comprises at least one pair of elastic pieces extending away from the body along the axial direction, and each pair of elastic pieces extend into one second chamber through the through hole;

a gap is arranged between the pair of elastic pieces, the gap extends along the axial direction to form a groove, and the pair of elastic pieces can elastically displace towards the groove when being pressed by the inner wall of the second chamber.

5. The fiber optic adapter module of claim 4,

the elastic piece is provided with a clamping piece at one side deviating from the groove, the inner wall of the second cavity is correspondingly provided with a limiting groove, and a limiting protrusion is arranged in the limiting groove; the clamping piece is arranged to slide along the limiting groove, and enables the elastic piece to elastically displace towards the groove when the clamping piece is subjected to pressure of the limiting protrusion.

6. The fiber optic adapter module of claim 5, wherein,

at least one hollow cylinder is arranged on the partition plate, and the hollow cylinder defines the mounting hole;

the hollow cylinder extends towards the second chamber along the axial direction, a stop flange protruding towards the hollow part is arranged at one end far away from the partition plate, and the stop flange is arranged to be abutted against the sleeve after the sleeve is inserted into the mounting hole.

7. The fiber optic adapter module of claim 6, wherein the plug portion has at least one hollow cylinder thereon, the hollow cylinder defining the plug aperture;

the hollow cylinder extends along the axial direction, one end far away from the plug-in part is provided with a stop part protruding towards the hollow part of the hollow cylinder, and the stop part is propped against the sleeve after the sleeve is inserted into the plug-in hole.

8. The fiber optic adapter module of claim 1, wherein the bulkhead is provided with a locating slot on a side facing the first chamber, the locating slot extending from the top plate to the bottom plate;

the plug-in part of the plug-in component is provided with a locating strip on one side deviating from the body, and the locating strip is clamped into the locating groove when the plug-in component is plugged in place.

9. A fiber optic adapter comprising at least one fiber optic adapter module of any of claims 1-8.

10. The fiber optic adapter of claim 9, further comprising a detent tab disposed on the housing of the fiber optic adapter and configured to secure the fiber optic adapter to an electronic device.