CN201083848Y

CN201083848Y - Optical fiber connector

Info

Publication number: CN201083848Y
Application number: CNU2007200410815U
Authority: CN
Inventors: 郑永昌
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2007-07-30
Filing date: 2007-07-30
Publication date: 2008-07-09
Anticipated expiration: 2017-07-30

Abstract

An optical fiber connector (100) comprises a first insulated body (1), a cover body (2), a spring plate (3) with one end fixed with the first insulated body and the other end in elastic contact with the cover body, and a photoelectric component (4) accommodated inside the first insulated body, wherein the first insulated body is provided with a receiving cavity (111), into which a butt-joint optical fiber plug is inserted, and two side walls (1); the openings of the internal walls of the two side walls adjacent to the containing cavity are provided with opposite grooves (112); the cover body is movably arranged at the opening of the containing cavity, and is provided with a pivot (22) pin jointed inside the groove; the inside of the groove is provided with a limit stop (113). The pivot of the cover body is pin jointed inside the groove and the limit stop is positioned at the outside of the pivot, thereby preventing the cover body from moving outwards excessively and breaking away from the groove.

Description

The joints of optical fibre

[technical field]

The utility model relates to a kind of joints of optical fibre, relates in particular to a kind of joints of optical fibre that prevent that lid breaks away from.

[background technology]

Chinese patent is announced CN2674470Y number and has been disclosed a kind of opto-electric connector, and it comprises insulating body, shielding casing and the lid that is provided with photoelectric subassembly.Insulating body has an interface, a upper shed and a pair of side wall, interface is concaved with the butt joint chamber, the inwall top of both walls is oppositely arranged fluted, top, lid both sides is provided with pair of pivot to be articulated in the groove and to make lid be placed on the opening part of insulating body interface, shielding casing is covered in outside the insulating body, the shielding casing end face covers on the upper shed of insulating body, and this end face leading edge is extended a shell fragment, the free end Elastic Contact lid of this shell fragment is so that lid can be axle and elasticity is raised or closed with the articulated section.Yet, the elastic force that the retain strength that is immobilizated in groove that lid is suffered is only produced by shell fragment Elastic Contact lid provides, when lid is subjected to unexpected vibrations or does the time spent than big external force, this external force may overcome the retain strength that the suffered shell fragment of lid provides and cause lid to break away from from the body that insulate, and then can not realize the shielding function of lid.

A kind of joints of optical fibre of being disclosed of the flat 6-331859 case of Jap.P. TOHKEMY and for example, it comprises insulating body, is arranged at photoelectric subassembly and baffle plate in the insulating body.Insulating body has an interface, interface is concaved with the butt joint chamber, one side of this interface stretches out from the both sides and forms two convex extension parts, two convex extension parts are relatively set with pilot hole, baffle plate on one side corresponding pilot hole is provided with pivot, and baffle plate is borrowed pivot to be articulated in pilot hole and is arranged at the opening part of host cavity free to rotately, in this design, pivot is stabilized and is fixed in the pilot hole, thereby makes that baffle plate is difficult for breaking away from from the body that insulate.Yet baffle plate is difficult for assembling in the above-mentioned design, when baffle plate impaired and also be difficult to realize changing when needing to change.

Therefore, be necessary to design a kind of joints of optical fibre that overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of joints of optical fibre, and it can prevent effectively that lid breaks away from.

For achieving the above object, the utility model adopts following technical scheme: a kind of joints of optical fibre, it comprises first insulating body, lid, shell fragment and be contained in the photoelectric subassembly of first insulating body, first insulating body is provided with end face, interface and both walls with the end face adjacency, and formation can be for the host cavity of butt joint Optical fiber plug insertion, the inwall of both walls is provided with groove relatively in the opening part near host cavity, lid is the opening part that activity is mounted on the host cavity of aforementioned first insulating body, and be provided with can be articulated in described first insulating body groove in pivot, one end of shell fragment is immobilizated in first insulating body, the described lid of other end Elastic Contact, be provided with block in the groove of described first insulating body, the pivot of aforementioned lid is articulated in the groove, this block is positioned at the pivot outside of lid, can prevent that lid from outwards excessively moving and break away from from groove.

Compared with prior art, the utility model joints of optical fibre have following beneficial effect: be provided with block in the groove that is oppositely arranged on the inwall of the first insulating body both walls, this block can prevent effectively that lid breaks away from from first insulating body.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model joints of optical fibre.

Fig. 2 is the three-dimensional combination figure of another angle shown in Figure 1.

Fig. 3 is the three-dimensional exploded view of the utility model joints of optical fibre.

Fig. 4 is the three-dimensional exploded view of another angle shown in Figure 3.

Fig. 5 is the cut-open view along A-A line shown in Figure 1.

Fig. 6 is the cut-open view along B-B line shown in Figure 1.

[embodiment]

See also shown in Fig. 1,2,3, the utility model joints of optical fibre 100 comprise first insulating body 1, lid 2, shell fragment 3, photoelectric subassembly 4, second insulating body 5 and shielding casing 6.

See also shown in Fig. 2,3,4, first insulating body 1 is the lengthwise shape, its front end face 11 forms an interface, this interface is recessed to form a host cavity 111, the rear end face 12 that is oppositely arranged with interface is arranged with and forms first, second receiving space 121,122, bottom surface 14 and both walls 13 that insulating body also is provided with end face 10, is oppositely arranged with end face 10.First receiving space, 121 tops are provided with the accepting groove 123 that is connected with first receiving space 121 near end face 10 places, the outer wall of both walls 13 is provided with button and holds piece 131, the upper inside wall of both walls 13 is in be provided with the groove 112 that connects end face 10 relatively near host cavity 111 opening parts, be provided with block 113 (joining shown in Figure 5) in the groove 112, block 113 is inclined guide faces 114 near the side of first insulating body, 1 end face 10.

Shell fragment 3 comprises fixed part 31, bends a pair of maintaining part 33 of extending downwards from the answer portion 32 of fixed part 31 downward-sloping extensions and from fixed part 31, ginseng Fig. 6, this fixed part 31 is contained in the accepting groove 123 of first insulating body 1, and answer portion 32 and maintaining part 33 extend in the host cavity 111.Photoelectric subassembly 4 is contained in second receiving space 122 of first insulating body 1, and its terminal 41 is contained in the terminal groove 124 of diapire in second receiving space 122.Second insulating body 5 comprise body 51 and from body 51 homonymies protrude out respectively first,

second installation portion

52,53, wherein first installation portion 52 is contained in first receiving space 121 and interferes with first receiving space 121, can further strengthen fixing to fixed part 31, second installation portion 53 is contained in second receiving space 122, second installation portion 53 borrows some projectioies (not shown) of bottom to interfere the recess (not label) of diapire in second receiving space 122, and the holding section (not shown) of borrowing the bottom is fastened in the recess 125 that runs through second receiving space, 122 diapires and is immobilizated in second receiving space 122, and then photoelectric subassembly 4 is immobilizated in second receiving space 122 of first insulating body 1.Second insulating body 5 borrows first,

second installation portion

52,53 to be immobilizated in the rear portion of first insulating body 1 respectively with first, second receiving space 121,122 interference, and then combine closely with first insulating body 1, the terminal 41 of photoelectric subassembly 4 extends and passes the groove 511 of body 51 behind the terminal groove 124 and extend second insulating body 5, and can be welded on the circuit board (not shown).Shielding casing 6 is borrowed the holding part 61 of two side and diapire setting to detain the button of holding first, second

insulating body

1,5 both sides outer walls respectively and is held the button of piece 131,512 and bottom surface and hold

piece

141,54 and be covered in outside first, second

insulating body

1,5.

Please continue to consult shown in Fig. 4,5,6, lid 2 is provided with protuberance 21 towards the side top of host cavity 111, and top, lid 2 both sides is provided with pair of pivot 22, and promptly pivot 22 is located at lid 2 on one side.During assembling, lid 2 is installed from the end face 10 of first insulating body 1, pivot 22 enters groove 112 back and slides and be positioned at block 113 belows along guiding face 114, make pivot 22 be articulated in the groove 112, when lid 2 is subjected to big external force effect and when moving upward, block 113 can stop that pivot 22 upwards excessively moves, and then prevent lid 2 and breaks away from from the groove 112 of first insulating body 1.Shell fragment 3 Elastic Contact lids 2 are so that lid 2 elasticity are raised or closure, the free end of the answer portion 32 of shell fragment 3 is resisted against protuberance 21, make lid 2 hide the opening part of the host cavity 111 of first insulating body 1, to play the dustproof effect, butt joint Optical fiber plug (not shown) can push lid 2 and lid 2 is rotated in host cavity 111 when inserting the joints of optical fibre 100, when the butt joint Optical fiber plug inserts the joints of optical fibre 100 fully, answer portion 32 and maintaining part 33 all are subjected to the extruding of lid 2, and thus lid 2 is applied an elastic force, Optical fiber plug is stable remains in the host cavity 111 thereby guarantee to dock, when docking Optical fiber plug when the joints of optical fibre 100 are extracted, this elastic force also can make lid 2 return back to the opening part of the host cavity 111 of first insulating body 1.

Above-mentioned embodiment is the better embodiment of the utility model joints of optical fibre.Certainly, the utility model joints of optical fibre also can adopt other embodiment, give unnecessary details no longer one by one herein.

Claims

1. joints of optical fibre, it comprises first insulating body, lid, shell fragment and be contained in the photoelectric subassembly of first insulating body, first insulating body is provided with end face, interface and both walls with the end face adjacency, and formation can be for the host cavity of butt joint Optical fiber plug insertion, the inwall of both walls is provided with groove relatively in the opening part near host cavity, the lid activity is mounted on the opening part of the host cavity of aforementioned first insulating body, and be provided with can be articulated in described first insulating body groove in pivot, one end of shell fragment is immobilizated in first insulating body, the described lid of other end Elastic Contact, it is characterized in that: be provided with block in the groove of described first insulating body, the pivot of aforementioned lid is articulated in the groove, this block is positioned at the pivot outside of lid, can prevent that lid from outwards excessively moving and break away from from groove.

2. the joints of optical fibre as claimed in claim 1 is characterized in that: described groove connects the part of side wall.

3. the joints of optical fibre as claimed in claim 1 or 2 is characterized in that: the block in the described first insulating body groove is a guiding face near the side of the first insulating body end face.

4. the joints of optical fibre as claimed in claim 1 or 2 is characterized in that: described first insulating body is provided with accepting groove, and lid is provided with protuberance towards a side of host cavity, and an end of described shell fragment is immobilizated in accepting groove, the protuberance of other end Elastic Contact lid.

5. the joints of optical fibre as claimed in claim 4, it is characterized in that: described first insulating body is concaved with first receiving space and second receiving space in the other end with respect to interface, first receiving space is communicated with above-mentioned accepting groove, and photoelectric subassembly is contained in second receiving space.

6. the joints of optical fibre as claimed in claim 5, it is characterized in that: the described joints of optical fibre further comprise second insulating body, described second insulating body cooperates with first, second receiving space of first insulating body and is immobilizated in the first insulating body rear portion, and photoelectric subassembly is immobilizated in second receiving space.

7. the joints of optical fibre as claimed in claim 6, it is characterized in that: the described joints of optical fibre comprise shielding casing, this shielding casing is provided with holding part, first, second insulating body outside is provided with button and holds piece, and the button that shielding casing borrows the holding part button to hold first, second insulating body outside is held piece and is covered in outside first, second insulating body.