CN214067438U

CN214067438U - Dual-purpose optical fiber connector

Info

Publication number: CN214067438U
Application number: CN202022214882.5U
Authority: CN
Inventors: 安德森·马丁·阿泽维多; 马科斯·李嘉图·马塞多; 刘丙利
Original assignee: Amphenol Tems Brazil Co ltd
Current assignee: Amphenol Tems Brazil Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-27
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a dual-purpose fiber connector, include: the body is provided with a first end, a second end and an inner cavity which is communicated with the first end and the second end in a penetrating way; the inner joint component is connected to the first end of the body, and the optical fiber cable penetrates through the first end of the body from the second end of the body and is connected to the inner joint component; the adaptive nut is sleeved on the body and can slide along the first end and the second end of the body in opposite directions; the adaptive nut is provided with connecting threads which are detachably connected with a connector, the connector is a first connector or a second connector, and the first connector and the second connector are respectively adaptive to different connecting female ends; after the connector is connected to the adapter nut, the inner joint assembly is at least partially located in the cavity of the connector. Thereby, can realize changing the connector through the adaptation nut fast to with the inner joint subassembly be connected to the female end that corresponds, improved the convenience of the different female ends of fiber connector adaptation.

Description

Dual-purpose optical fiber connector

Technical Field

The utility model relates to a fiber communication physics connects technical field, concretely relates to dual-purpose fiber connector.

Background

The optical fiber connector is a device for detachably connecting optical fibers, so that two end faces of the optical fibers are precisely butted, the optical energy output by the transmitting optical fiber is coupled into the receiving optical fiber to the maximum extent, and the influence on a system caused by the optical fiber connector intervening in an optical link is minimized. To some extent, fiber optic connectors affect the reliability of optical transmission systems. A large number of fiber optic connectors are widely used for fiber-to-fiber, fiber-to-device, fiber-to-instrument, etc. connections. For different equipment and instruments, the optical fiber connectors of different connectors are required to be matched and connected.

In the prior art, in order to realize the different female ends of adaptation, the casing of connector needs to be disassembled, the inner core that is located this internal is changed to reassemble the casing, in order to adapt to the different female ends of connection. Although this method can accurately adapt to different female terminals, it is cumbersome to replace the inner core of the connector due to excessive procedures involved in replacing the inner core, and the parts are scattered and easily lost after the housing is disassembled because the inner core of the connector is small.

Therefore, how to realize that the optical fiber connector conveniently adapts to different female ends becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

Based on the above-mentioned current situation, the utility model discloses a main aim at provides a dual-purpose fiber connector to realize the different female end of fiber connector adaptation conveniently.

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

a dual use fiber optic connector comprising: the optical fiber cable connector comprises a body, a first connector and a second connector, wherein the body is provided with a first end, a second end and an inner cavity which is communicated with the first end and the second end in a penetrating way, and the inner cavity is used for penetrating through an optical fiber cable; the inner joint component is connected to the first end of the body, and the optical fiber cable penetrates through the first end of the body from the second end of the body and is connected to the inner joint component; the adaptive nut is sleeved on the body, can slide along the first end and the second end of the body in opposite directions and can rotate around the central axis of the body; the adaptive nut is provided with connecting threads which are detachably connected with a connector, the connector is a first connector or a second connector, and the first connector and the second connector are respectively adaptive to different connecting female ends; the connector is provided with a cavity, and after the connector is connected to the adaptive nut, the inner connector assembly is at least partially positioned in the cavity of the connector.

Optionally, a protrusion is arranged on the outer wall of the body, and a sliding limiting part matched with the protrusion is arranged on the inner wall of the adapting nut; the protrusion is matched with the sliding limiting part to limit the sliding of the adaptive nut from the second end to the first end.

Optionally, the method further comprises: a tail section removably connected to the second end of the body; the tail section is of a hollow structure and is used for penetrating through an optical fiber cable; the end face of the tail section close to the second end is matched with the sliding limiting part to limit the sliding of the adaptive nut from the first end to the second end.

Optionally, a pressing sheet is arranged at the first end of the body, and a component limiting structure is arranged in the pressing sheet; the outer wall of the inner joint component near the first end is provided with a pair of bulges, and the pressing sheet covers the pair of bulges so as to limit the relative movement of the inner joint component and the body.

Optionally, the outer wall of the body near the first end is provided with a guide groove, and the guide groove is connected with the connector in a guiding manner.

Optionally, the connector comprises: the inner sleeve is detachably connected with the adapting nut, and is sleeved on the inner joint component after being connected to the adapting nut; the outer sleeve is sleeved on the inner sleeve; the inner wall of the outer sleeve is provided with a fastener matched with the female end so as to detachably fasten the connector to the female end.

Optionally, the outer wall of the inner sleeve and the inner wall of the outer sleeve are respectively provided with a matched limiting protrusion to limit the sliding stroke of the inner sleeve and the outer sleeve.

Optionally, a cover body is sleeved on the inner sleeve; the inner sleeve is close to be equipped with the jag on the lateral wall of lid, the jag is in through setting up the arch of lid cooperates spacingly to the circumferential direction of restriction body.

[ PROBLEMS ] the present invention

According to the embodiment of the utility model discloses a dual-purpose fiber connector, adaptation nut cover is on the body, and can follow the first end and the second end of body and slide in opposite directions, is equipped with connecting thread on the adaptation nut, can dismantle the connection connector through connecting thread, and the connector has the cavity, and the connector is connected back on the adaptation nut, and the at least part of nipple subassembly is located the cavity of connector, can be connected to female end with the nipple subassembly from this. And the connector can be for first connector or second connector, and first connector and second connector adaptation in the female end of connection of difference respectively to, can realize changing the connector fast through the adaptation nut, and be connected to the female end that corresponds with the inner joint subassembly, improved the convenience of the different female ends of fiber connector adaptation.

Other advantages of the present invention will be described in the detailed description, and those skilled in the art can understand the technical advantages brought by the technical features and technical solutions through the descriptions of the technical features and the technical solutions.

Drawings

Embodiments according to the present invention will be described below with reference to the accompanying drawings. In the figure:

fig. 1 is a schematic diagram illustrating an exploded structure of a dual-purpose optical fiber connector disclosed in this embodiment;

FIG. 2 is a schematic structural diagram of a dual-purpose optical fiber connector after assembling a first connector according to the present embodiment;

fig. 3A and fig. 3B are schematic diagrams illustrating an exploded structure of a connector according to the present disclosure, wherein fig. 3A is a schematic diagram illustrating a structure of a first connector and a cover thereof, and fig. 3B is a schematic diagram illustrating a structure of a second connector and a cover thereof;

fig. 4 is a schematic cross-sectional view of the fitting nut according to the present embodiment.

Detailed Description

In order to realize that the optical fiber connector is conveniently adapted to different female terminals, the present embodiment discloses a dual-purpose optical fiber connector, please refer to fig. 1, which is an exploded schematic diagram of the dual-purpose optical fiber connector disclosed in the present embodiment, and the dual-purpose optical fiber connector includes: body 1, nipple assembly 2 and adapter nut 3, wherein:

the body 1 has a first end 11, a second end 12 and a lumen therethrough communicating the first and second ends for passage of an optical fibre cable. In a specific embodiment, the body 1 may be a cylinder or a substantially cylinder, and of course, in a specific implementation, it may have one end larger and one end smaller.

The inner joint assembly 2 is connected to a first end 11 of the body 1, and the optical fiber cable passes through the first end 11 of the body 1 from a second end 12 of the body 1 and is connected to the inner joint assembly 2. Specifically, the terminal end of the optical fiber cable passes through the second end 12 of the body 1 into the inner cavity of the body 1, then passes out of the first end 11 of the body 1, and finally is connected to the joint assembly 2. In particular implementations, the splice assembly 2 can also be provided with an internal cavity for the introduction of fiber optic cables. After the optical fiber cable is connected to the inner joint assembly 2, it can be connected with the female terminal through the joint assembly 2, thereby achieving the electrical connection of the optical fiber cable with the female terminal.

The adaptive nut 3 is sleeved on the body 1, and the adaptive nut 3 can slide along the first end 11 and the second end 12 of the body 1 in opposite directions and can rotate around the central axis of the body 1; the adapting nut 3 is provided with a connecting thread (not shown in the figure), and the connecting thread can be detachably connected with the connector. In a specific embodiment, the connecting thread of the adapting nut 3 may be an internal thread, and the connector is provided with an external thread matching the connecting thread. Taking the first connector as an example, please refer to fig. 2, which is a schematic structural diagram of the dual-purpose optical fiber connector after the first connector is assembled in the present embodiment, after the adapting nut 3 is sleeved on the body 1, the connector can be rotated or rotated around the central axis of the body 1 through the adapting nut 3, so that the first connector 100 can be detachably connected through the internal thread.

In this embodiment, please refer to fig. 3A and fig. 3B, which are schematic diagrams illustrating an explosive structure of a connector disclosed in this embodiment, wherein fig. 3A is a schematic diagram illustrating a structure of a first connector and a cover thereof, and fig. 3B is a schematic diagram illustrating a structure of a second connector and a cover thereof. The connectors are first connectors 100 or second connectors 200, and the first connectors 100 and the second connectors 200 are respectively adapted to different female terminals, that is, the optical fiber cables passing through the body 1 can be connected to different female terminals through the first connectors 100 and the second connectors 200. In a particular embodiment, the connector has a cavity, and the inner joint member 2 is at least partially located within the cavity of the connector when the connector is coupled to the adapter nut 3, thereby enabling the inner joint member 2 to be coupled to the female end.

In an alternative embodiment, please refer to fig. 1 and 4, fig. 4 is a schematic cross-sectional structure diagram near an adapting nut disclosed in this embodiment, an outer wall of a body 1 is provided with a protrusion 13, and an inner wall of an adapting nut 3 is provided with a sliding limiting member 31 matching with the protrusion 13; the protrusion 13 cooperates with the sliding limiting member 31 to limit the sliding of the adapting nut 3 along the second end 12 to the first end 11. Specifically, the protrusion 13 may be disposed around the outer wall of the body 1, the sliding limiting member 31 may be disposed around the inner wall of the adapting nut 3, and the sliding limiting member 31 may also be a protrusion. In this embodiment, the outer wall of the body 1 is provided with the protrusion 13, so that the adapting nut 3 can be limited by the protrusion 13 in the sliding process from the second end 12 to the first end 11, thereby preventing the adapting nut 3 from falling off from the body 1.

In an alternative embodiment, referring to fig. 1 and 2, the dual-purpose optical fiber connector further includes: a tail section 4 detachably connected to the second end 12 of the body 1. In this embodiment, the tail section 4 is a hollow structure and is used for passing through an optical fiber cable, and an end surface of the tail section 4 close to the second end 12 is matched with the sliding limiting member to limit the sliding of the adapting nut 3 along the first end 11 to the second end 12. In an embodiment, referring to fig. 4, the end surface of the tail end 4 near the second end 12 can limit the sliding of the adapting nut 3. That is, the sliding stroke of the adapting nut 3 can be limited by the protrusion 13 of the body 1 and the end surface of the tail section 4 near the second end 12, thereby preventing the adapting nut 3 from falling off the body 1.

In an alternative embodiment, referring to fig. 1, a pressing sheet 14 is disposed at the first end 11 of the body 1, and a component limiting structure is disposed in the pressing sheet 14; the outer wall of nipple assembly 2 near first end 11 is provided with a pair of

projections

21a, 21b, and pressing piece 14 covers the pair of

projections

21a, 21b to limit relative movement of nipple assembly 2 and body 1. In a particular embodiment, the limiting structure provided in the pressing plate 14 may be a groove matching with the pair of

protrusions

21a, 21b, and when the pressing plate 14 covers the pair of

protrusions

21a, 21b, the pair of

protrusions

21a, 21b are located in the pair of grooves, thereby limiting the relative movement of the inner joint assembly 2 and the body 1.

In an alternative embodiment, referring to fig. 1, the outer wall of the body 1 near the first end 11 is provided with a guide groove 15, and the guide groove 15 is guided to connect with the connector. Specifically, the inner wall of the connector is provided with a guide protrusion matching with the guide groove 15, and when the connector slides into the body 1, the guide protrusion is required to fall into the guide groove 15, so that the orientation of the connector relative to the body 1 is fixed. Therefore, on one hand, blind connection is facilitated, namely, a user only needs to rotate the connector to enable the guide protrusion to fall into the guide groove 15; on the other hand, through guide slot 15, can realize the accurate location of connector and body 1 to, guaranteed the connection precision.

In an alternative embodiment, please refer to fig. 3A and 3B, the connecting head includes: an inner sleeve 101 and an outer sleeve 102, wherein: the inner sleeve 101 is detachably connected with the adapting nut 3, and the inner sleeve 100 is sleeved on the inner joint component 2 after being connected with the adapting nut 3; the outer sleeve 102 is sleeved on the inner sleeve 101; the inner wall of the outer sleeve 102 is provided with a fastener that mates with the female end to removably fasten the connector 100 to the female end.

In an alternative embodiment, referring to fig. 3A and 3B, the outer wall of the inner sleeve 101 and the inner wall of the outer sleeve 102 are respectively provided with a matched limiting protrusion to limit the sliding stroke of the inner sleeve 101 and the outer sleeve 102. Referring to fig. 3A and 3B, a limiting protrusion 101a is provided on the outer wall of the inner sleeve 101, and the protrusion on the inner wall of the outer sleeve 102 is not shown. In a specific implementation process, the sliding travel of the inner sleeve 101 and the outer sleeve 102 can be limited by matching the protrusion on the inner wall of the outer sleeve 102 with the limiting protrusion 101a arranged on the outer wall of the inner sleeve 101.

In an alternative embodiment, please refer to fig. 3A and 3B, the cover body is sleeved on the inner sleeve. The side wall of the inner sleeve 101 close to the cover body is provided with a fork 101b, and the fork 101b is matched and limited through a bulge arranged on the cover body so as to limit the circumferential rotation of the body 1. From this, can realize female end and the stable connection of body to the connection precision has been improved.

It should be noted that in the present embodiment, the same reference numerals are used for the components with the same/similar functions of the first connector 100 and the second connector 200, such as the inner sleeve 101, the outer sleeve 102, etc., and the components with the same/similar functions may differ in structure during the specific implementation process, for example, in order to adapt to different female ends, the size, the dimension and the structure of the inner sleeve 101 and the outer sleeve 102 and the structure matching with the female ends may differ.

It will be appreciated by those skilled in the art that the above-described preferred embodiments may be freely combined, superimposed, without conflict.

It will be understood that the above-described embodiments are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions may be made in the details described herein by those skilled in the art without departing from the basic principles of the invention.

Claims

1. A dual-purpose fiber optic connector, comprising:

a body (1) having a first end (11), a second end (12) and an inner cavity passing through the first end and the second end for passing a fiber optic cable therethrough;

an inner joint assembly (2) connected to the first end (11) of the body (1), the optical fiber cable passing through the first end (11) of the body (1) from the second end (12) of the body (1) and being connected to the inner joint assembly (2);

the adaptive nut (3) is sleeved on the body (1), and the adaptive nut (3) can slide along the first end (11) and the second end (12) of the body (1) in opposite directions and can rotate around the central axis of the body (1); the adaptive nut (3) is provided with a connecting thread which is detachably connected with a connector, the connector is a first connector or a second connector, and the first connector and the second connector are respectively adaptive to different connecting female ends;

the connector has the cavity, the connector is connected back on adaptation nut (3), internal joint subassembly (2) at least part is located in the cavity of connector.

2. The dual-purpose optical fiber connector according to claim 1, wherein the outer wall of the body (1) is provided with a protrusion (13), and the inner wall of the adapting nut (3) is provided with a sliding limit piece matched with the protrusion (13); the protrusion (13) and the sliding limiting piece are matched to limit the sliding of the adaptive nut (3) to the first end (11) along the second end (12).

3. The dual-purpose fiber optic connector of claim 2, further comprising:

a tail section (4) detachably connected to a second end (12) of the body (1); the tail section (4) is of a hollow structure and is used for penetrating through the optical fiber cable;

the end face of the tail section (4) close to the second end (12) is matched with the sliding limiting piece to limit the sliding of the adaptive nut (3) along the first end (11) to the second end (12).

4. The dual-purpose optical fiber connector according to claim 1, wherein the first end (11) of the body (1) is provided with a pressing piece (14), and the pressing piece (14) is internally provided with an assembly limiting structure;

the inner joint component (2) is provided with a pair of protrusions (21 a, 21 b) close to the outer wall of the first end (11), and the pressing sheet (14) covers the pair of protrusions (21 a, 21 b) so as to limit the relative movement of the inner joint component (2) and the body (1).

5. The dual-purpose optical fiber connector according to claim 1, wherein the outer wall of the body (1) near the first end (11) is provided with a guide groove (15), and the guide groove (15) is connected with the connector in a guiding manner.

6. The dual-purpose fiber optic connector of any one of claims 1-5, wherein the connector comprises:

the inner sleeve (101) is detachably connected with the adapting nut (3), and the inner sleeve (101) is sleeved on the inner joint component (2) after being connected to the adapting nut (3);

an outer sleeve (102) which is sleeved on the inner sleeve (101); the inner wall of the outer sleeve (102) is provided with a fastener matched with the female end so as to detachably fasten the connector (100) to the female end.

7. The dual-purpose optical fiber connector according to claim 6, wherein the outer wall of the inner sleeve (101) and the inner wall of the outer sleeve (102) are respectively provided with a matched limit protrusion to limit the sliding stroke of the inner sleeve (101) and the outer sleeve (102).

8. The dual-purpose fiber optic connector of claim 6, further comprising:

the cover body is sleeved on the inner sleeve (101); the inner sleeve (101) is close to and is equipped with the jag on the lateral wall of lid, the jag is in through setting up the arch of lid cooperates spacingly to the restriction the circumferential direction of body (1).