CN2567593Y

CN2567593Y - Dual-optical fibre connector device

Info

Publication number: CN2567593Y
Application number: CN 02254046
Authority: CN
Inventors: 郑永昌
Original assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2002-09-05
Filing date: 2002-09-05
Publication date: 2003-08-20
Anticipated expiration: 2012-09-05

Abstract

The utility model relates to a dual-optical fibre connector device, which comprises a first connector casing and a second connector casing, wherein, the first connector casing further comprises a first buckling locker which is integrally formed at one lateral face of the first connector casing and comprises two back buckling blocks and two front buckling blocks, and each of the back buckling blocks and the front buckling blocks respectively comprises a clamping slot and a first inclined plane; the second connector casing further comprises a second buckling locker which is integrally formed at one lateral face of the second connector which comprises two back clamping blocks and two front clamping blocks, and each of the back clamping blocks and the front clamping blocks respectively comprises a projection and a second inclined plane. The first inclined plane and the second inclined plane respectively correspond and are matched so as to guide the projection to slide into the clamping slot and to be buckled with the clamping slot for causing the first buckling locker and the second buckling locker to realize flexible connection.

Description

Two joints of optical fibre devices

[technical field]

The utility model is about a kind of joints of optical fibre device, refers to a kind of two joints of optical fibre devices of connection two monofiber connector housings especially.

[background technology]

The joints of optical fibre are to realize the mutual light passive component of locating of aiming between the I/O end of optical fiber and optical fiber, optical fiber and other optical module.

The joints of optical fibre can be divided into monofiber connector and two joints of optical fibre etc. by linking number.In early days; the joints of optical fibre mostly are the monofiber connector that single attachment plug connects single optical fiber; and in the actual use; for realizing the two-way signaling transmission between two optical devices, often two monofiber connectors must be used the differentiation of must labelling of two optical connectors of separation; and the phenomenon that the tail optical fiber of two joints of optical fibre is entwined mutually appears in regular meeting; use extremely inconvenience, therefore, industry is usually with the parallel in a certain way pair joints of optical fibre that connect and compose of the shell of two monofiber connectors.

The parallel connection of two monofiber connector shells of two joints of optical fibre can realize by adding a contained structure of accommodating two connectors, the volume of two joints of optical fibre increases, cost improves but this contained structure makes, and there is error in its manufacture process, is difficult to reach the required precision of signal transmission.

Two monofiber connector shells of two joints of optical fibre also can be realized parallel the connection by interconnection structure, and this interconnection structure is the buckle structure that is arranged at two monofiber connector shells, and it is little that it takies volume, and can reduce the collimation error of contained structure.

A kind of existing two joints of optical fibre devices can be consulted United States Patent (USP) the 6th, 267, and No. 514 (please refer to Fig. 1 to Fig. 3), it comprises first connector shell 110, second connector shell 120 and a fastening assembly 150.Wherein, first connector shell 110 further comprise two integrated with it first the lock pull 130, this 2 first lock 130 two edges that are separately positioned on first connector shell, 110 1 surfaces (indicate) of pulling, it comprises a sealed flange 131, a slant edge limit 132 and an opening 133 respectively.Second connector shell 120 comprises that further two second locks integrated with it pull 140, and this second lock is pulled and 140 comprised that four " L " types that are separately positioned on four jiaos on second connector shell, 120 1 surfaces (indicate) collude arm 141.This fastening assembly 150 comprises the opening 133 of fastening flange 152 to cooperate first connector shell 110 of four button gripping arms 151 and two tool scarves 153, this four buttons gripping arm 151 lays respectively at the both sides of fastening assembly 150 2 ends, two fasten the both sides, middle part that flange 152 is positioned at fastening assembly 150, this fastening assembly 150 be permanent mould on second connector shell 120 and by the button gripping arm 151 and second lock pull 140 collude the lax combinations of arm 141, promptly this fastening assembly 150 can collude four and do up and down in 141 restricted portions of arm or the left and right sides is limited moves.When two connector shells 110,120 fasten, first lock, 130 and second lock of pulling is pulled and 140 aimed at, the scarf 153 of fastening assembly 150 is aimed at pull 130 slant edge limit 132 of first lock, then the fastening flange 152 of fastening assembly 150 being pressed into first lock pulls in 130 the opening 133, this fastening flange 152 and sealed flange 131 offset, and fastening assembly 150 is promptly locked 130 fastenings of pulling with first.The 140 lax combinations because the fastening assembly 150 and second lock are pulled, therefore and first lock that closely fastens of fastening assembly 150 pull and 130 can lock with respect to second and pull 140 up and down or move left and right.Two joints of optical fibre devices should be had now and the parallel connection and the relatively-movable function of two joints of optical fibre housings can be realized substantially.

This pair joints of optical fibre device by first the lock pull 130 and fastening assembly 150 between fastening reach of the link closely combination of two connector shells at fore-and-aft direction, but need in addition to reach between two connector shells and can relatively move by pull 140 the lax combination of the fastening assembly 150 and second lock, this structure comparatively complexity and manufacture difficulty is big.And, the fastening flange 152 of fastening assembly 150 and first lock pull that 130 opening 133 closely fastens and and sealed flange 131 offset, not quick detachable after causing two connector shells to fasten, use inconvenient.

[utility model content]

The purpose of this utility model be to provide a kind of simple in structure, be convenient to make and the two easily joints of optical fibre devices of dismounting.

The purpose of this utility model is achieved in that provides a kind of pair of joints of optical fibre device, it comprises one first connector shell and one second connector shell, wherein, this first connector shell further comprise one first the button hold the lock pull, this first button is held a side of locking one-body molded what first connector shell of pulling, and it comprises a plurality of draw-in grooves; This second connector shell comprises that further one second button holds lock and pull, and this second button is held a pull side of one-body molded what second connector shell of lock, and it comprises a plurality of projections; This projection and this draw-in groove fasten, so that first button holds that lock is pulled and second button is held lock and pulled and realize flexibly connecting.

Compared with prior art, the utlity model has following advantage: the direct fastening between this pair joints of optical fibre device is pulled by two locks is reached closely cooperating in one direction of two connector shells, lax relatively cooperation the on two other direction, simple in structure, be convenient to make and dismounting convenient.

[description of drawings]

Fig. 1 is the fastening synoptic diagram of existing two joints of optical fibre devices;

Fig. 2 is the stereographic map of first connector shell of existing two joints of optical fibre devices;

Fig. 3 is the stereographic map of second connector shell of existing two joints of optical fibre devices;

Fig. 4 is the combination synoptic diagram of the two joints of optical fibre devices of the utility model;

Fig. 5 is the decomposing schematic representation of two connector shells of the two joints of optical fibre devices of the utility model;

Fig. 6 is the upward view of two joints of optical fibre devices among Fig. 4;

Fig. 7 is the VII-VII cut-open view of Fig. 6;

Fig. 8 is the front view of two joints of optical fibre devices among Fig. 4.

[embodiment]

See also Fig. 4 and Fig. 5, the two joints of optical fibre devices of the utility model comprise first connector shell 200 and second connector shell 300.This pair joints of optical fibre device has defined orthogonal first direction (not indicating), second direction (not indicating) and third direction (not indicating), and this first direction is identical with the length direction of this pair joints of optical fibre.For ease of understanding, in the present embodiment, claim that this first direction is a fore-and-aft direction, claim that this second direction is a left and right directions, claim that this third direction is an above-below direction.

This first connector shell 200 further comprise one first the button hold the lock pull 400, this first button is held and is locked the 400 one-body molded sides at this first connector shell 200 of pulling (indicating), it comprise two back buttons hold piece 410 and two before button hold piece 420, this two backs button is held before piece 410 and two button and is held piece 420 and be arranged in parallel.This two backs button is held piece 410 and is roughly rectangular parallelepiped, and be set in parallel in the rear portion of this first connector shell 200, they include a draw-in groove 412 and one first inclined-plane 411, this draw-in groove 412 connects this two backs button along the vertical direction respectively and holds piece 410, its cross section is a rectangle, and this 2 first inclined-plane 411 is oppositely arranged on the rear inside that this two backs button is held piece 410.This before two button hold the shape of piece 420 and structure and this two back and detain that to hold piece 410 roughly the same, both are set in parallel in the front portion of this first connector shell 200, and it all further comprises a stop block 413, and this stop block 413 is to be extended relatively to the inside by this fore-end that button is held piece 420 before two to form.

This second connector shell 300 further comprise one second the button hold the lock pull 500, this second button is held and is locked the 500 one-body molded sides at this second connector shell 300 of pulling (indicating), it comprises two back holding blocks 510 and two preceding holding blocks 520, holding block 520 is arranged in parallel before this two back holding block 510 and two, holding piece 410 and preceding button with above-mentioned back button, to hold piece 420 corresponding respectively, and the shape of being somebody's turn to do back holding block 510 and preceding holding block 520 is all identical with structure, it roughly becomes scalariform, include one second inclined-plane 511, one projection 512 and a base portion 513, this projection 512 respectively by the outer end of this base portion 513 upward or the below extend and form, this second inclined-plane 511 lays respectively at the front end outside of this projection 512.

Please consult Fig. 5 once more, when two connector shells 200,300 fasten, second button is held lock 500 second inclined-planes 511 by holding block 510 and preceding holding block 520 thereafter of pulling and is held pull 400 back button of lock with first button respectively and hold piece 410 and preceding button and hold first inclined-plane 411 of piece 420 and match, and guides and second button is held pull 500 projection 512 of lock push ahead first button and hold lock and pull in 400 the draw-in groove 412.

Please consult Fig. 6 to Fig. 8 simultaneously, second button is held lock and is pulled and 500 advance first button to hold lock to pull in 400, projection 512 is positioned at draw-in groove 412, the inboard of the afterbody of this projection 512 and draw-in groove 412 offsets, and the stop block 413 that the front portion of the projection 512 of preceding holding block 520 and preceding button are held piece 420 offsets, therefore second button is held lock and is pulled and 500 fix at first button and hold in lock pulls, and can not relatively move on fore-and-aft direction.The width of this projection 512 width than draw-in groove 412 relatively is little, so it relatively moves about can be in draw-in groove, and promptly second button is held lock and pulled and 500 can relative first button hold and relatively move about lock is pulled.Second button is held pull 500 base portion 513 and first button of lock and is held lock and pull 400 relative, and this base portion 513 hold the distance between the upper and lower that piece 410 and preceding button are held piece 420 apart from being slightly smaller than back button between the upper and lower, its restriction first button is held lock 400 and second button of pulling and is held lock and pull and can relatively move at above-below direction in more among a small circle between 500.Therefore, first button is held lock 400 and second button of pulling and is held lock 500 relative lax fastenings of pulling, and first connector shell 200 and second connector shell 300 are held lock 400 and second button of pulling by first button and held pull 500 parallel the connecting as one of fastening of lock.

When being held lock, second button pulls 500 when applying to internal pressure, two projections 512 draw in to the inside, the part that offsets the stop block 413 of holding piece 420 until the projection 512 and the preceding button of preceding holding block 520 staggers, then apply forward thrust, can projection 512 guidings be skidded off draw-in groove 412 by second inclined-plane 511, thereby realize the separation of two connector shells.

Compare prior art, the two joints of optical fibre devices of the utility model are held lock lax first button that is buckled in of 500 projection 512 of pulling by second button and are held lock and pull in 400 the draw-in groove 412 to realize that simultaneously two joints of optical fibre housings are at the tight fastening of fore-and-aft direction with in the relatively-movable effect of other directions, simple in structure, more easily manufacturing, and its guiding structural can more easily be taken out after two connector shells are connected.

Claims

1. two joints of optical fibre device, it comprises one first connector shell and one second connector shell, this first connector shell comprise one be positioned at the one side first the button hold the lock pull, this second connector shell comprise one be positioned at the one side second the button hold the lock pull, it is characterized in that this first button holds lock and pull and further comprise a plurality of draw-in grooves, this second button is held lock and is pulled and further comprise a plurality of projections, and this second button is held projection that lock pulls and is buckled in first button and holds in the draw-in groove that lock pulls to realize that first button holds that lock is pulled and second button is held the flexible connection that lock is pulled.

2. as claimed in claim 1 pair of joints of optical fibre device, it is characterized in that this first button hold lock pull comprise two back buttons hold piece and two before button hold piece.

3. as claimed in claim 2 pair of joints of optical fibre device is characterized in that this draw-in groove connects respectively that this back button is held piece and preceding button is held piece.

4. as claimed in claim 3 pair of joints of optical fibre device is characterized in that this back button holds piece and preceding button and hold piece and include first inclined-plane that is relatively arranged on one end inboard.

5. as claimed in claim 4 pair of joints of optical fibre device, it is characterized in that this before two button hold piece and include one and extend the stop block that forms by its fore-end.

6. as claimed in claim 1 pair of joints of optical fibre device, it is characterized in that this second the button hold the lock pull comprise two the back holding blocks and two before holding blocks.

7. as claimed in claim 6 pair of joints of optical fibre device is characterized in that this back holding block and preceding holding block include a base portion.

8. as claimed in claim 7 pair of joints of optical fibre device is characterized in that this projection is to be extended by the outer end portion of this base portion respectively to form.

9. as claimed in claim 7 pair of joints of optical fibre device is characterized in that this back holding block and preceding holding block include second inclined-plane that is relatively arranged on the end outside of this projection.

10. as claimed in claim 1 pair of joints of optical fibre device, it is characterized in that this first connector shell comprises orthogonal first direction, second direction and third direction, this first button holds that lock is pulled and second button is held lock and pulled and can not relatively move at first direction, can relatively move in second direction and third direction.