CN202141834U

CN202141834U - Plugging self-locking quick fiber connector

Info

Publication number: CN202141834U
Application number: CN201120218237U
Authority: CN
Inventors: 郭文礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-25
Filing date: 2011-06-25
Publication date: 2012-02-08
Anticipated expiration: 2021-06-25

Abstract

The utility model provides a plugging self-locking quick fiber connector and especially relates to a structure of an inner optical transmission assembly of the plugging self-locking fiber connector. In a prior plugging self-locking fiber connector, each line of optical fibers in a plug is an optical fiber assembly, and the optical assembly is composed of a plurality of components. The processing requirements of the components are comparatively high. The optical performance index entirely depends on the precision of the components. If the precision of the components does not meet the requirements, the optical performance index does not meet related industrial standards. In the utility model, a method that connecting a plug and a socket with a cable fixing device respectively and butting inserting cores. Thus, the optical transmission assembly is simplified and the room utilization ratio is improved. The density of the optical fibers in the plug is improved by at least one third. And the assembling can be finished conveniently and quickly without any specially customized optical fiber assembling tool.

Description

A kind of plug self-locking type fast fibre connector

Technical field

The utility model relates to a kind of plug self-locking type fast fibre connector, relates to the structure of plug self-locking type joints of optical fibre interior lights transmission assembly specifically.

Background technology

The existing plug self-locking series joints of optical fibre; Each road optical fiber in the plug is an optical fiber component; Optical fiber component is made up of several parts, and part processing precision requires high, and the optical property index depends on element precision fully; If precision does not reach requirement, the optical property index does not then reach the relevant industries standard.In sum, not only the complicated operation cost is higher if accomplish the whole optical fiber component of assembling, and needs special-purpose erecting tools.Because optical fiber component had been assembled in the circular shell before the joints of optical fibre of packing into, physical dimension wants big with respect to the inner Embedded part of connector, so packing density is relatively low.

The utility model content

Be to solve the problem that prior art exists, the utility model propose a kind of simple in structure, production cost is low, packing density is higher, optical property can reach the plug self-locking type fast fibre connector of relevant industries standard again simultaneously.

For reaching above-mentioned technical purpose, the utility model provides following technical scheme:

A kind of plug self-locking type fast fibre connector is made up of plug body, socket main body, cable fixer I, cable fixer II, plug body, jack housing;

Said plug body is made up of plug insulator, ceramic sleeve, ferrule assembly, spring, spring backstop, main body set collar;

Said socket main body is made up of socket insulator, ferrule assembly, spring, spring backstop, main body set collar;

Said plug body is set in the outside plug of forming of plug body; Plug tail end connection cable stationary installation I; Said jack housing is set in the outside socket of forming of socket main body; Socket tail end connection cable stationary installation II, said plug head becomes plug self-locking type fast fibre connector with the socket front end to insert group;

Said plug body: the plug insulator front end is a cylindrical protrusions, the plug insulator internal openings, and the hole front edge is a stepped hole; The ceramic sleeve of packing in the stepped hole; Ceramic sleeve is set in the ferrule assembly front end, and ferrule assembly comprises ceramic insertion core and lock pin tailstock, and interference fit in the lock pin tailstock front aperture is inserted in the ceramic insertion core rear end; Sheathed successively spring of lock pin tailstock and spring backstop; Spring backstop and spring offset, and spring backstop side is provided with step, and step is concordant with plug insulator outer steps face after spring backstop is pressed into plug insulator;

Said socket main body: socket insulator front end is provided with the recess hole that matches with the plug insulator cylindrical projection; Shoulder hole is opened in the recess hole bottom; The ferrule assembly of packing in the shoulder hole, sheathed successively spring and spring backstop on the ferrule assembly, spring and spring backstop offset.

With the contrast of the existing plug self-locking type joints of optical fibre, advantage is following:

1. the utlity model has simple in structurely, ceramic sleeve, ferrule assembly and spring are that outsourcing standard component cost is low, but insulator and spring stop die sinking injection moulding processing, thus production cost is low, and the accessory size consistance is high, thereby guarantees the stable of optical property.

2. simplified optical transmission module, improved space availability ratio, the inner multi-core fiber core of joint number density improves 1/3rd at least.

3. need not use the optical fibre set holding tool of specific customization can accomplish assembling, convenient and swift.

Description of drawings

Fig. 1 is the structural representation that the 2 core fibre plugs of the utility model embodiment one dock with socket;

Fig. 2 is the 2 core fibre socket main body structural representations of the utility model embodiment one;

Fig. 3 is the 2 core fibre plug body structural representations of the utility model embodiment one;

Fig. 4 is the 2 core fibre plug body 3D views of the utility model embodiment one;

Fig. 5 is the 4 core fibre plug body 3D views of the utility model embodiment two;

Fig. 6 is that the photoelectricity of the utility model embodiment three loads in mixture plug body 3D view.

Be labeled as among the figure: 1-plug body, 2-plug insulator, 3-ceramic sleeve I, 4-ceramic insertion core I, 5-lock pin tailstock I; 6-spring I, 7-spring backstop I, 8-plug body set collar, 9-jack housing; 10-socket insulator, 11-ceramic insertion core II, 12-lock pin tailstock II, 13-spring II; 14-spring backstop II, 15-socket main body set collar, 16-cable fixer I, 17-cable fixer II.

Embodiment

For the content that makes the utility model is more clearly understood,, the utility model is done further detailed explanation below according to the specific embodiment of the utility model and combine accompanying drawing.

Embodiment one

This plug self-locking connector comprises a plug and a socket, and the plug insulator front end has two cylindrical protrusions, also has two with the groove hole count of its respective socket insulator front end.Plug is made up of a plug body 1, plug insulator 2, two ceramic sleeve I3, two ceramic insertion core I4, two lock pin tailstock I5, two spring I6, two spring backstop I7, a plug body set collar 8; At first ceramic insertion core I4 is pressed among the plug core tail handle I5, penetrates ferrule assembly blended rubber water cure to optical fiber, and then carry out insertion core end face and handle; Ceramic sleeve I3 is enclosed within on the ceramic insertion core I4; Pack into then in the hole of plug insulator front end cylinder, this moment, porcelain bushing I3 got into respectively in the corresponding stepped hole with lock pin tailstock I5, was through spring I 6 back of lock pin tailstock I5; And then the bottom of spring backstop I7 of packing into to step; This moment, spring 6 also was compressed to the amount that presets, made it give plug core tail handle 5,4 one elastic force that make progress of ceramic insertion core from behind, made ceramic insertion core 4 in butt joint; End face has an excellent contact, has accomplished the assembling of fiber body part to this; Be stuck in plug body set collar 8 on the step of plug body rear end again, and then install to together in the plug body 1, install cable fixer I16 at last and get final product.

Socket assembling embodiment is equal to plug, has just lacked the assembling process of ceramic sleeve, no longer specifies at this.

Embodiment two

The utility model embodiment two specific embodiments and a routine difference are: 4 core fibre structures; The plug insulator front end has four cylindrical protrusions; Also have four with the groove hole count of its respective socket insulator front end, ceramic sleeve I3, ceramic insertion core I4, lock pin tailstock I5, spring I6, spring backstop I7 quantity also are four.

Embodiment three

The utility model embodiment three specific embodiments and a routine difference are: the plug insulator front end has cylindrical protrusions; The electric mortiser pin also is installed simultaneously; With its fluted hole of respective socket insulator front end; Also correspondence is equipped with the electric mortiser pin hole simultaneously, and this scheme is used for fiber-optic signal and electric signal is connected synchronously.

This scheme is assembled in several Optical Fiber Transmission parts in the housing of a circle with respect to plugging self-locking connector on the market at present; Reinstall in the plug insulator afterwards; This scheme reduces the circular shell of part assembling usefulness; But the Optical Fiber Transmission part all is installed in the same axial hole of plug insulator, space availability ratio improves, and the packing density of fiber number is also just high naturally.

Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.

Claims

1. a plug self-locking type fast fibre connector is made up of plug body, socket main body, cable fixer I, cable fixer II, plug body, jack housing;

It is characterized in that: