CN216646880U

CN216646880U - Quick plug connector for multi-core outdoor optical cable

Info

Publication number: CN216646880U
Application number: CN202123110939.8U
Authority: CN
Inventors: 许斌; 李建磊
Original assignee: Haoxun Cable Connector Manufacturing Changzhou Co ltd
Current assignee: Haoxun Cable Connector Manufacturing Changzhou Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-31
Anticipated expiration: 2031-12-10

Abstract

The utility model provides a multi-core outdoor optical cable quick plug connector which comprises a male connector and a female connector, wherein the male connector and the female connector are connected in an inserting mode, a non-closed loop lock catch is arranged on the outer side of one end, inserted into the male connector, of the female connector, a quick release device is sleeved on the outer side of the corresponding male connector, one end of the quick release device is concave and abutted to the non-closed loop lock catch, a dustproof sleeve is connected to the outer side of the quick release device in a threaded mode, and the dustproof sleeve extends towards two sides to fasten the male connector and the female connector. The utility model can meet the requirement of high-bandwidth transmission of the multi-core optical cable, is convenient to assemble and disassemble, and can realize low-loss transmission in severe environment.

Description

Quick plug connector of outdoor optical cable of multicore

Technical Field

The utility model belongs to the technical field of optical cable connectors, and particularly relates to a multi-core outdoor optical cable quick plugging connector.

Background

In the last decade, the outdoor optical fiber connection scheme becomes the development of the communication industry in the future, in addition to the use of optical fiber for signal transmission in the industry field. The optical fiber connector is a device for movably connecting optical fibers, and precisely butt-joints two end faces of the optical fibers so as to ensure that light energy output by a transmitting optical fiber can be coupled into a 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.

In the prior art, most connection schemes use 2-core to 4-core optical fibers, the number of optical cables can be increased under the condition of insufficient bandwidth and transmission rate, in addition, outdoor connectors need to cope with the influence of various severe environments, and the convenience of installation and disassembly can greatly influence subsequent upgrading.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-core outdoor optical cable quick plugging connector which meets the requirement of high-bandwidth transmission of a multi-core optical cable, is convenient to assemble and disassemble and can realize low-loss transmission in a severe environment.

The utility model provides the following technical scheme:

the application provides a quick plug connector of outdoor optical cable of multicore, including male connector and female connector, and male connector and female connector are pegged graft, the female connector inserts the outside of locating one end in the male connector and is equipped with non-closed loop hasp, and corresponding male connector outside cover is equipped with quick releaser, and quick releaser one end indent and non-closed loop hasp butt, quick releaser outside threaded connection has the dirt proof boot, and the dirt proof boot extends fastening male connector and female connector to both sides.

Preferably, the female connector includes a female end shaft sleeve and a female end inner core, and the female end inner core is inserted into the female end shaft sleeve, and the female end shaft sleeve is inserted into the male connector.

Preferably, the outer side of one end, close to the male connector, of the female end shaft sleeve is provided with an O-shaped ring, and the O-shaped ring is arranged between the female end shaft sleeve and the male connector.

Preferentially, the male connector comprises a male end body, a high-precision ferrule insert, a spring, a ferrule bushing, a pressing ring and a tail pipe, the high-precision ferrule insert and the ferrule bushing are inserted into the male end body, the spring is arranged on the high-precision ferrule insert, one end of the female connector is far away from the high-precision ferrule insert, the spring is inserted into the ferrule bushing, the pressing ring is arranged on the inner wall of the tail pipe, and the tail pipe is inserted into the male end body, one end of the female connector is far away from the tail pipe.

Preferentially, the high-precision ferrule insert is inserted with a precision optical ferrule, the precision optical ferrule is inserted with a ferrule guide, one end of the precision optical ferrule, which is far away from the female connector, is provided with a plate pin, and one end of the spring, which is close to the female connector, is abutted against the plate pin.

Preferentially, the outer side of one end, close to the edge of the male end body, of the ferrule bushing is provided with a clamp spring, and the clamp spring is of a non-closed loop structure.

Preferably, the ferrule sleeve is provided with a spring stopper at one end close to the female connector, and one end of the spring far away from the female connector penetrates through the spring stopper to be inserted into the ferrule sleeve.

Preferably, at least 12 optical cables are inserted into the precision optical ferrule, and the precision optical ferrule reaches the IP68 outdoor grade.

The utility model has the beneficial effects that:

1. in the application, the male connector and the female connector can be quickly plugged and unplugged through the quick releaser and the non-closed-loop lock catch, and can be installed without any extra installation and disassembly tools, so that the upgrade and basic maintenance of subsequent customers are guaranteed;

2. the present application can meet high bandwidth transmission of at least 6 in and 6 out and subsequent unconditional upgrades to more cores.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is an exploded view of the male connector of the present invention.

Detailed Description

As shown in fig. 2-3, the present application provides a multi-core outdoor optical cable quick plug connector, which includes a male connector 1 and a female connector 2, and the male connector 1 and the female connector 2 are plugged. Female connector 2 inserts the outside of locating male connector 1 interior one end and is equipped with non-closed loop hasp 3, and the 1 outside cover of corresponding male connector is equipped with

quick release

4, and 4 one end indents of quick release and 3 butts of non-closed loop hasp, and 4 outside threaded connection of quick release have dirt proof boot 5, and dirt proof boot 5 extends fastening male connector 1 and female connector 2 to both sides.

As shown in fig. 2, the female connector 2 includes a female end shaft sleeve and a female end inner core, and the female end inner core is inserted into the female end shaft sleeve, and the female end shaft sleeve is inserted into the male connector 1. Female end inner core is close to 1 one end of public connector and is equipped with square groove, and accurate light lock pin 121 is inserted and is located square inslot, and fixed accurate light lock pin 121 improves the optical cable and docks the precision, avoids contact failure. The outer side of one end, close to the male connector 1, of the female end shaft sleeve is provided with an O-shaped ring 22, the O-shaped ring 22 is arranged between the female end shaft sleeve and the male connector 1, the friction force between the outer side wall of the female end sleeve 21 and the inner wall of the male end body 11 is increased, and fastening of the male connector 1 and the female connector 2 is further achieved. Meanwhile, the O-ring 22 may also improve waterproof capability, preventing moisture from penetrating from a gap between the female connector 2 and the male connector 1, thereby damaging the precision optical ferrule 121 and the optical cable.

As shown in fig. 1-3, the male connector 1 includes a male end body 11, a high-precision ferrule insert 12, a spring 13, a ferrule liner 14, a pressing ring 15 and a tail pipe 16, the high-precision ferrule insert 12 and the ferrule liner 14 are inserted into the male end body 11, the spring 13 is disposed at one end of the high-precision ferrule insert 12 far away from the female connector 2 and is inserted into the ferrule liner 14, the pressing ring 15 is disposed at an inner wall of the tail pipe 16, and the tail pipe 16 is inserted into one end of the male end body 11 far away from the female connector 2.

As shown in fig. 2-3, a precision optical ferrule 121 is inserted into the high-precision ferrule insert 12, a ferrule guide 122 is inserted into the precision optical ferrule 121, a plate pin 123 is arranged at one end of the precision optical ferrule 121 far away from the female connector 2, and one end of the spring 13 close to the female connector 2 abuts against the plate pin 123. The outer side of one end, close to the edge of the male end body 11, of the ferrule sleeve 14 is provided with a snap spring 141, and the snap spring 141 is of a non-closed loop structure. The ferrule sleeve 14 is provided with a spring stopper 142 near one end of the female connector 2, and one end of the spring 13 remote from the female connector 2 is inserted into the ferrule sleeve 14 through the spring stopper 142. Important part adopts 3D to print the manufacturing in this application, and other parts are the volume production sharing.

The precision optical ferrule 121 is inserted with at least 12 optical cables, reaches IP68 outdoor grade, achieves all 12 channels reaching IEC specified loss range and specified holding power under the premise of not damaging the end face of the optical fiber, and can be respectively used in single-mode and multi-mode optical fibers. And the cable can be upgraded to 24 cores, 36 cores or 48 cores in an unconditional way according to the use requirement, and can be widely applied to outdoor underground signal connection in communication, electric power, wind energy, mining industry and the like.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick plug connector of outdoor optical cable of multicore, includes male connector and female connector, and male connector and female connector are pegged graft, its characterized in that: the female connector is inserted and located the outside of male connector inner end and is equipped with non-closed loop hasp, and corresponding public connector outside cover is equipped with quick release, and quick release one end indent and non-closed loop hasp butt, quick release outside threaded connection has the dirt proof boot, and the dirt proof boot extends fastening public connector and female connector to both sides.

2. The multi-core outdoor cable quick connect plug connector of claim 1, wherein: the female connector comprises a female end shaft sleeve and a female end inner core, the female end inner core is inserted into the female end shaft sleeve, and the female end shaft sleeve is inserted into the male connector.

3. The multi-core outdoor cable quick connect plug connector of claim 2, wherein: and an O-shaped ring is arranged on the outer side of one end, close to the male connector, of the female end shaft sleeve and is arranged between the female end shaft sleeve and the male connector.

4. The multi-core outdoor cable quick connect plug connector of claim 1, wherein: the male connector comprises a male end body, a high-precision ferrule insert, a spring, a ferrule bushing, a pressing ring and a tail pipe, the high-precision ferrule insert and the ferrule bushing are inserted into the male end body, the spring is arranged on the high-precision ferrule insert, the high-precision ferrule insert is far away from one end of the female connector and is inserted into the ferrule bushing, the pressing ring is arranged on the inner wall of the tail pipe, and the tail pipe and the male end body are far away from one end of the female connector and are inserted into the female connector.

5. The multi-core outdoor cable quick connect plug connector of claim 4, wherein: the high-precision optical ferrule insert is internally inserted with a precision optical ferrule, the precision optical ferrule is internally inserted with a ferrule guide piece, one end of the precision optical ferrule, which is far away from the female connector, is provided with a plate needle, and one end of the spring, which is close to the female connector, is abutted against the plate needle.

6. The multi-core outdoor cable quick connect plug connector of claim 4, wherein: the outer side of one end, close to the edge of the male end body, of the ferrule bushing is provided with a clamp spring, and the clamp spring is of a non-closed loop structure.

7. The multi-core outdoor cable quick connect plug connector of claim 4, wherein: and one end of the spring, which is far away from the female connector, penetrates through the spring brake and is inserted into the ferrule bush.

8. The multi-core outdoor cable quick connect plug connector of claim 5, wherein: the precise optical ferrule is internally inserted with at least 12 optical cables and reaches the IP68 outdoor grade.