CN201804136U

CN201804136U - Optical fiber connector component

Info

Publication number: CN201804136U
Application number: CN201020525002XU
Authority: CN
Inventors: 黄澄
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2010-09-10
Filing date: 2010-09-10
Publication date: 2011-04-20
Anticipated expiration: 2020-09-10

Abstract

The utility model discloses an optical fiber connector component, which comprises a contact pin, a contact pin positioning seat and a pushing device. Cable passages which run through front end faces and rear end faces of the contact pin positioning seat and the pushing device, and are communicated to each other correspondingly and used for optical cables to penetrate through are respectively arranged in the contact pin positioning seat and the pushing device, front spring guide slot and rear spring guide slot are respectively arranged on the peripheries of the cable passages in the contact pin positioning seat and the pushing device, ends of the front spring guide slot and rear spring guide slot, which are close to each other, are respectively arranged at the edges of the respective cable passages penetratingly, spring thrust end faces which correspond to each other and used for being abutted against ends of a spring are respectively arranged at ends of the front and rear spring guide slots, which are distant from each other, on the contact pin positioning seat and the pushing device, the spring which is mounted between the spring thrust end faces in an abutted manner is embedded in the front spring guide slot and the rear spring guide slot, and a cable is capable of penetrating through an inner ring of the spring. The contact pin positioning seat is in elastic connection with the pushing device by means of spring pressing and abutting fit, so that the requirement that the contact pin positioning seat of the optical fiber connector is capable of floating relative to the pushing device is met.

Description

A kind of fiber optic connector assembly

Technical field

The utility model relates to the joints of optical fibre.

Background technology

The joints of optical fibre that the multi-core optical fiber contact pins body of an existing class and optical fiber ribbon cable and flat pattern is used, generally comprise the contact pin positioning seat and the pushing in device that is used for the staff push operation that is arranged at contact pin positioning seat back that are fixed on the optical fiber contact pins tail end by the location pilot pin, the normal employing is connected or integrative-structure is realized being connected of contact pin positioning seat rear end and pushing in device front end in existing this type of fibre-optic connector structure, can't realize the elastic compression of contact pin front end face when grafting.

The utility model content

The purpose of this utility model is to provide the fiber optic connector assembly of a kind of simple in structure, contact pin positioning seat and pushing in device resilient engagement.

The technical solution of the utility model is: a kind of fiber optic connector assembly, comprise by the contact pin body that is used to be connected the optical cable end that sets gradually behind the forward direction, the contact pin positioning seat, thrust unit, the contact pin positioning seat, be respectively equipped with in the thrust unit and connect both front/rear ends, the cable passage that supplies optical cable to wear that mutual correspondence communicates, be provided with the front spring guide groove of fore-and-aft direction extension in the described contact pin positioning seat in the periphery of cable passage, be provided with the rear spring guide groove corresponding of fore-and-aft direction extension in the thrust unit with described front spring guide groove in the periphery of cable passage, before, the mutually close end of rear spring guide groove is logical respectively be located at cable passage, place separately at the contact pin positioning seat, the edge of the opening of the mutual proximate end face of thrust unit, before, the rear spring guide groove mutually away from the contact pin positioning seat of an end position, be respectively equipped with on the thrust unit accordingly, be used for contacting the spring Thrust Faces that cooperates with spring end, described before, be fitted with in the rear spring guide groove and be mounted on described contact pin holder, spring between the spring Thrust Faces of thrust unit; Described spring has the inner ring that wears for cable.

The cell wall shape of described forward and backward spring guide groove is corresponding curved with spring top bottom face profile.

Elasticity is fixed with symmetrically arranged two locking keys that are used for the spacing cooperation of adaptive jack buckle on the outside surface of the relative both sides of described thrust unit, each locking key front end is connected on the thrust unit, rear end elasticity backward is suspended in thrust unit outside surface top, the outside, the rear end of locking key is provided with the finger that has band and touches projection, and the outside, middle part of locking key is provided with and is used for the hangnail that the spacing recess with adaptive jack is clasped.

The outside surface of described thrust unit front end is provided with and places the described locking key feather key along the fore-and-aft direction extension before.

Described contact pin body, contact pin positioning seat, thrust unit are the bluff body of the height dimension in cross section greater than width dimensions, described front spring guide groove has two, two front spring guide grooves relative also column distribution of notch on the long short transverse of contact pin positioning seat respectively offers an opening that separates two front spring guide grooves on the side walls on the Width of contact pin positioning seat; Described rear spring guide groove has two, and two rear spring guide grooves relative also column distribution of notch on the long short transverse of thrust unit respectively offers an opening that separates two rear spring guide grooves on the side walls on the Width of thrust unit.

The contact pin positioning seat that front and back of the present utility model are provided with cooperates by the spring roof pressure with pushing in device realizes that elasticity is connected, thereby the contact pin positioning seat that satisfies fiber optic connector assembly can be with respect to the demand of pushing in device elastic floating, and the utility model is provided with the spring guide groove simultaneously in the periphery, cable passage, and the spring Thrust Faces is set at spring guide groove end, utilize the sidewall spaces of the periphery, cable passage of connector case body component to install and retainer spring, make the structure of connector compact more.

Description of drawings

Fig. 1 is the structural representation of embodiment of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the cut-open view of embodiment of the present utility model;

Fig. 4 is the stereographic map of Fig. 1.

Embodiment

As Fig. 1～shown in Figure 4, fiber optic connector assembly of the present utility model comprises the contact pin body 1 that is connected the end of adaptive optical cable by being used to of setting gradually behind the forward direction, contact pin positioning seat 2, thrust unit 3, contact pin body 1, contact pin positioning seat 2, thrust unit 3 is the bluff body of the height dimension in cross section greater than width dimensions, contact pin positioning seat 2, be respectively equipped with in the thrust unit 3 and connect both front/rear ends, the cable passage 9 that supplies optical cable to wear that mutual correspondence communicates, contact pin body 1 rear end is fixed on the front end of contact pin positioning seat 2 by the location pilot pin 6 of its both sides, and ribbon fiber 4 inserts and inserts and wear thrust unit 3 from the cable inlet of thrust unit 3 tail ends, contact pin positioning seat 2 is connected with contact pin body 1.Elasticity is fixed with symmetrically arranged two locking keys that extend back 7 on the outside surface of thrust unit 3 relative both sides.

Be provided with the front spring guide groove 21 of fore-and-aft direction extension in the contact pin positioning seat 2 in the periphery of cable passage, be provided with the rear spring guide groove 31 corresponding of fore-and-aft direction extension in the thrust unit 3 with described front spring guide groove in the periphery of cable passage, before, the mutually close end of rear spring guide groove is logical respectively be located at cable passage, place separately at contact pin positioning seat 2, the edge of the opening of the mutual proximate end face of thrust unit 3, before, the rear spring guide groove mutually away from the contact pin positioning seat 2 of an end position, be respectively equipped with accordingly on the thrust unit 3, be used for contacting the spring Thrust Faces 22 that cooperates with spring end, 32, before described, be fitted with in the rear spring guide groove and be mounted on described contact pin holder, spring 5 between the spring Thrust Faces of thrust unit, spring 5 is the top, the rectangle spring that the bottom surface is curved; The cell wall shape of forward and backward spring guide groove is corresponding curved with spring 5 profiles.Spring 5 has the inner ring that wears for cable, and spring 5 is set in optical cable 4 peripheries in the cable passage when connector uses.Spring 5 can with contact pin positioning seat 2 and thrust unit 3 to be separated from each other forward, towards the rear to backing down, realize contact pin positioning seat 2 and the resilient engagement of thrust unit 3 on fore-and-aft direction.

Contact pin positioning seat 2 two ends are provided with the opening that communicates with its inner cable passage, contact pin positioning seat 2 front ends are respectively equipped with a pin mounting groove 23 on the outside surface of the relative both sides on the short transverse, be provided with the axial limiting bayonet socket that cooperates with the eel-like figure axle journal of locating pilot pin 6 afterbodys in the pin mounting groove 23, make location pilot pin 6 afterbodys pack in the pin mounting groove 23 and axially by locked, the head of location pilot pin 6 is plugged on the pin-and-hole corresponding on the contact pin body 1 after the front end face of contact pin positioning seat 2 passes.Described front spring guide groove 21 has two, two front spring guide grooves relative also column distribution of notch on the long short transverse of contact pin positioning seat 2 respectively offers an opening 24 that separates two front spring guide grooves on the side walls on the Width of contact pin positioning seat 2.

Thrust unit 3 two ends are provided with the opening that communicates with its inner cable passage, described rear spring guide groove 31 has two, the also column distribution that two rear spring guide grooves notch on the short transverse of thrust unit 3 is relative respectively offers an opening 34 that separates two rear spring guide grooves on the side walls on the Width of thrust unit 3.Thrust unit 3 middle parts on the outside surface of the relative both sides on the short transverse respectively elasticity be fixed with the locking key 7 that is used for the spacing cooperation of adaptive jack buckle, each locking key 7 front end is connected on the thrust unit 3, locking key 7 rear ends elasticity backward are suspended in thrust unit 3 outside surfaces top, the outside, the rear end of locking key 7 is provided with the finger that has band and touches projection 71, and the outside, middle part of locking key 7 is provided with and is used for the hangnail 72 that the spacing recess with adaptive jack is clasped.Thrust unit 3 front end outside surfaces are provided with and place described one of them locking key 7 feather key 8 along the fore-and-aft direction extension before.

Claims

1. fiber optic connector assembly, comprise by the contact pin body that is used to be connected the optical cable end that sets gradually behind the forward direction, the contact pin positioning seat, thrust unit, the contact pin positioning seat, be respectively equipped with in the thrust unit and connect both front/rear ends, the cable passage that supplies optical cable to wear that mutual correspondence communicates, it is characterized in that: the front spring guide groove that is provided with the fore-and-aft direction extension in the described contact pin positioning seat in the periphery of cable passage, be provided with the rear spring guide groove corresponding of fore-and-aft direction extension in the thrust unit with described front spring guide groove in the periphery of cable passage, before, the mutually close end of rear spring guide groove is logical respectively be located at cable passage, place separately at the contact pin positioning seat, the edge of the opening of the mutual proximate end face of thrust unit, before, the rear spring guide groove mutually away from the contact pin positioning seat of an end position, be respectively equipped with on the thrust unit accordingly, be used for contacting the spring Thrust Faces that cooperates with spring end, described before, be fitted with in the rear spring guide groove and be mounted on described contact pin holder, spring between the spring Thrust Faces of thrust unit; Described spring has the inner ring that wears for cable.

2. fiber optic connector assembly according to claim 1 is characterized in that: the cell wall shape of described forward and backward spring guide groove is corresponding curved with spring top bottom face profile.

3. fiber optic connector assembly according to claim 1, it is characterized in that: elasticity is fixed with symmetrically arranged two locking keys that are used for the spacing cooperation of adaptive jack buckle on the outside surface of the relative both sides of described thrust unit, each locking key front end is connected on the thrust unit, rear end elasticity backward is suspended in thrust unit outside surface top, the outside, the rear end of locking key is provided with the finger that has band and touches projection, and the outside, middle part of locking key is provided with and is used for the hangnail that the spacing recess with adaptive jack is clasped.

4. fiber optic connector assembly according to claim 3 is characterized in that: the outside surface of described thrust unit front end is provided with and places the described locking key feather key along the fore-and-aft direction extension before.

5. according to any described fiber optic connector assembly in the claim 1～4, it is characterized in that: described contact pin body, contact pin positioning seat, thrust unit are the bluff body of the height dimension in cross section greater than width dimensions, described front spring guide groove has two, two front spring guide grooves relative also column distribution of notch on the long short transverse of contact pin positioning seat respectively offers an opening that separates two front spring guide grooves on the side walls on the Width of contact pin positioning seat; Described rear spring guide groove has two, and two rear spring guide grooves relative also column distribution of notch on the long short transverse of thrust unit respectively offers an opening that separates two rear spring guide grooves on the side walls on the Width of thrust unit.