CN101183164A

CN101183164A - Optical connector socket

Info

Publication number: CN101183164A
Application number: CNA200710103835XA
Authority: CN
Inventors: 比佐纯一
Original assignee: SMK Corp
Current assignee: SMK Corp
Priority date: 2006-11-16
Filing date: 2007-05-16
Publication date: 2008-05-21
Anticipated expiration: 2027-05-16
Also published as: CN101183164B

Abstract

The present invention provides a socket for an optical connector, which not only is simple in structure, but also is capable of insuring stable actuation and being manufactured in low cost.A body of the socket comprises an element maintaining part for maintaining optical elements, a plug adapter insertion hole for leading a optical plug adapter into a position in optical coupling with optical elements, and a baffle plate allocated on a peristome and being capable of opening and closing freely.The baffle plate includes a baffle plate body which comprises an auxiliary shaft slot part allocated on rotating shafts at both two terminals and formed to support the auxiliary shaft along the axial center and a sliding mating surface for making an abutting and clamping part of a clamping wrist part to abut; a bearing part for supporting a rotating shaft allocateed on a peristome in an insertion hole of the plug adapter in the manner of free rotation; a twisted heilical spring provided with a coil part, the clamping wrist part extending from one terminal of the coil part, a U shaped bent clamping part allocated on the other terminal of the coil part and the auxiliary shaft formed on a front part further extended; and a clamping clearance room formed at the inner surface of the plug adapter insertion hole to clamp the bent clamping part.

Description

Optical connector socket

Technical field

The present invention relates in various AV equipment or various data transmission sets etc., to be provided in the optical connector socket on the equipment class of its handled data-signal of output, relate in particular to and be used for the optical connector socket that is connected with the plug of square optical connector.

Background technology

Though this optical connector socket is by going into the plug of optical connector in its plug insertion interpolation, remaining on photo detector on the above-mentioned socket or the optics between light-emitting component and the plug connects and makes and can transmit light signal, thereby reach institute's phase purpose, become problem always but how to seal plug insertion when it does not use when not inserting plug.

To this, carried out multiple improvement, improvement repeatedly, original adoption be when not using like that, not seal the peristome of plug insertion with over cap, that is to say, though be difficult for handling the method for lid very simply in use.Thereafter, then adopted the baffle plate to external-open that opens and closes freely has been installed on this peristome, that is to say, must open the operational loaded down with trivial details of baffle plate at every turn but to have eliminated need be with the method for lid keeping in somewhere inconvenience though exist when promptly inserting plug in use, this method and then be improved to and make this baffle plate on the method for inwardly opening.Like this, make and promptly when inserting plug, be pressed into baffle plate in use in the same old way, when not using, only pull the plug out of the socket, baffle plate is just closed, thereby operation becomes very simple, thereby opens peristome in use, close the function aspects of peristome when not using, obtained being worth satisfied result to a certain extent.

Yet, be configured in the baffle plate on the peristome of plug insertion, though satisfy desired due function as mentioned above like that to a certain extent, but constitute the metal pattern structure complicated of the housing of the optical connector socket that has possessed this baffle plate, or the parts number of packages increases, and the new problem that causes it to format has at high price taken place its result.So in order to address these problems, (patent documentation 1: scheme TOHKEMY 2003-322766 communique), the optical connector socket based on this motion has become the best socket at present to have proposed patent documentation 1.

In addition, the optical connector socket of patent documentation 1 possesses: keep photo detector or a side of light-emitting component or both sides' element maintaining part on socket main body; Be used to insert the plug of optical connector, this plug is imported to and the optical coupled position of above-mentioned photo detector or light-emitting component and the plug insertion that keeps; And being disposed at switching baffle plate freely on the peristome of this plug insertion, above-mentioned baffle plate is made of following each one: possessed in its front and the insertion guiding of the sidepiece that the is positioned at above-mentioned plug baffle plate main body with the prominent corresponding gathering sill of bar; Constitute the hinge axis that the corresponding position that is supported in above-mentioned socket main body is freely rotated at one and its two ends at this baffle plate main body and the corresponding sidepiece of inlet side this gathering sill along the direction of intersecting with this gathering sill; Parallel with this hinge axis and constitute the spring back shaft of one on the back side of this baffle plate main body with this baffle plate main body; And shock mount main body outside on this spring back shaft, make the distolateral extension of one be connected to position with the opposite side of above-mentioned hinge axis at this baffle plate main body back side, and make its another distolateral extension be connected to slidably with above-mentioned hinge axis mutually the same side the socket main body medial surface turned round volute spring.

Summary of the invention

The present invention possesses and above-mentioned patent documentation 1 identical functions, with optical connector socket that simplification that realizes its structure and the further stability that can guarantee the baffle plate on-off action, reliability are provided as solving problem.

First scheme of the present invention is a kind of optical connector socket, possesses: keep photo detector or a side of light-emitting component or both sides' element maintaining part on socket main body; The plug of optical connector is imported to and the optical coupled position of above-mentioned photo detector or light-emitting component and the plug insertion that keeps; And be disposed at switching baffle plate freely on the peristome of this plug insertion,

Above-mentioned baffle plate comprises:

The baffle plate main body that constitutes with the plate-shaped member that has with the corresponding profile of peristome shape of above-mentioned plug insertion;

The rotating shaft that the two ends of rotating inner limit are consistent with its center of rotation respectively and give prominence to that becomes in this baffle plate main body;

Be formed in the peristome of plug insertion of above-mentioned socket main body with the corresponding position, two ends on the limit of the rotation the inner that becomes above-mentioned baffle plate main body and rotate the bearing portion of two rotating shafts supporting this baffle plate main body freely respectively;

Turned round volute spring, possessed: be configured in becoming of above-mentioned baffle plate main body rotate the inner one side back side, limit and caved in and the coil installation portion at corresponding plug insertion inside surface position, this limit between coil portion; Have end prolongation, make the butt fastening portion of the axis parallel ground bending of its front end and coil portion from this coil portion, and the fastening wrist that this butt fastening portion and the back side of above-mentioned baffle plate main body are cooperated sliding freely; For insert and fastening in following fastening with in the clearance space, prolong and be bent into the bending fastening portion of turning back shape and constituting midway from the other end of this coil portion; And constitute from the front end of this bending fastening portion and prolong, with the axis parallel ground bending of this front end and this coil portion, and the coil spring of the asessory shaft that on a sidepiece that becomes the rear side of rotating inner limit one side of above-mentioned baffle plate main body, can as one man dispose with the axle center of above-mentioned rotating shaft; And

By in the peristome of the plug insertion of the above-mentioned socket main body that caved in the concave inner surface of the inside surface of the corresponding plug insertion of a sidepiece that becomes the rear side of rotating inner limit one side of above-mentioned baffle plate main body, be used to insert the also fastening clearance space of the above-mentioned bending fastening of fastening portion with face constituted from the outstanding abreast fastening flange of depths one side of this plug insertion and this concave inner surface relative.

Alternative plan of the present invention is on the basis of the optical connector socket of first scheme, face mutually with the interval between the two ends that are supported in above-mentioned two rotating shafts in these two bearing portions in formation in above-mentioned two bearing portions, be attached at respectively in these two bearing portions, extend to the slide-and-guide groove till the outside opening of above-mentioned socket main body, and on the position of the front of this two bearing portions of this slide-and-guide groove, form to the flexibly outstanding elastic protrusion part of the direction at the interval of shortening two slide-and-guide grooves.

Third party's case of the present invention constitutes above-mentioned bending fastening portion by prolonging from the above-mentioned other end of being turned round helical spring coil portion and turning back halfway the U font on the basis of the optical connector socket of first, second scheme.

Cubic case of the present invention is on the basis of the optical connector socket of first, second, third scheme, with the interval of the both sides inside surface of above-mentioned plug insertion make than more forward position, the position of facing mutually with the both sides of above-mentioned baffle plate main body for identical with the width dimensions of this baffle plate main body or below it, and make from the position in this place ahead and widen gradually towards depths direction width dimensions.

The 5th scheme of the present invention is on the basis of the optical connector socket of first, second, third, fourth scheme, becoming in the back side one side of rotating inner limit one side of above-mentioned baffle plate main body, with the sidepiece that has disposed the above-mentioned opposite side of sidepiece of being turned round helical spring asessory shaft on form from becoming inner limit one side of this rotations towards the face that is slidingly matched that becomes the limit extension of rotating the outer end, and constitute the above-mentioned butt fastening portion of being turned round helical spring fastening wrist and can cooperate sliding freely with this face that is slidingly matched.

The 6th scheme of the present invention is on the basis of the optical connector socket of the first, second, third, fourth, the 5th scheme, the axle center of rotating becoming of above-mentioned baffle plate main body on the sidepiece of rear side of inner limit one side with above-mentioned rotating shaft as one man constitutes the asessory shaft slot part, and constitutes to make and above-mentionedly turned round helical spring asessory shaft and insert in this asessory shaft usefulness slot part.

So, optical connector socket according to first scheme of the present invention, the baffle plate main body that is configured in the peristome of plug insertion is not needed special operation just can close by turning round volute spring when not using, and in use, only the plug of optical connector is inserted in this plug insertion and just can open, in addition, because the back shaft that the spring of this socket of the not pattern of wants is used etc., therefore, reduce the parts number of packages, thereby can make simply, and, constitute asessory shaft on the volute spring being turned round, can stably carry out the on-off action of baffle plate thus.

Optical connector socket according to alternative plan of the present invention, the rotating shaft that becomes on two ends of rotating inner limit that is formed in the baffle plate main body is guided to bearing portion by the slide-and-guide groove, in case make elastic protrusion part in front of it utilize its elasticity to retreat and cross this elastic protrusion part, then can easily carry out the importing of rotating shaft, not only constitute bearing portion easily but also this rotating shaft is bearing in this bearing portion reliably to bearing portion.

According to the optical connector socket of third party's case of the present invention, bending fastening portion can be constituted simply, and above-mentioned fastening can be made it to insert with space and fastening reliably, can keep being turned round volute spring reliably.

Optical connector socket according to cubic case of the present invention, because the interval of the both sides inside surface of above-mentioned plug insertion constitutes the identical or width dimensions below it of width with this baffle plate main body from the position forwardly, position that disposes above-mentioned baffle plate main body, therefore, can avoid this baffle plate main body unnecessarily outwardly open.Certainly, because the interval of the both sides inside surface of this plug insertion is gradually wide towards depths direction width from the position in this place ahead, therefore, do not produce any problem for inwardly opening of this baffle plate main body.

Optical connector socket according to the 5th scheme of the present invention, when carrying out the on-off action of baffle plate main body, because in the back side of this baffle plate main body one side, turned round butt fastening portion slippage successfully in the face scope that is slidingly matched of helical spring fastening wrist, therefore, can make the on-off action of this baffle plate main body stable.

Optical connector socket according to the 6th scheme of the present invention, because the corresponding site in the back side of baffle plate main body one side constitutes the asessory shaft slot part, and constitute to make and turned round helical spring asessory shaft and insert this asessory shaft with in slot part, and make this asessory shaft consistent reliably with the axle center of above-mentioned rotating shaft, make it possible to more stably carry out the on-off action of baffle plate.

Description of drawings

Fig. 1 (a) is the front elevation of the optical connector socket of embodiment, (b) is vertical view, (c) is upward view, (d) is right view.

Fig. 2 (a) is the A-A line cut-open view of Fig. 1 (a), (b) be the B-B line cut-open view of Fig. 1 (a), (c) be the C-C line cut-open view of Fig. 1 (a), (d) be plug insertion notch the sketch of continuous inside surface, (e) be the notch of plug insertion the sketch of the state when being turned round volute spring has been installed on the continuous inside surface.

Fig. 3 (a) is the front elevation of socket main body, (b) is vertical view, (c) is upward view, (d) is right view.

Fig. 4 (a) is the D-D line cut-open view of Fig. 3 (a), (b) is the E-E line cut-open view of Fig. 3 (a), (c) is the F-F line cut-open view of Fig. 3 (a).

Fig. 5 (a) is the front elevation of baffle plate main body, (b) is rear view, (c) is vertical view, (d) is upward view, (e) is left view, (f) is right view, (g) is expression and the rear view of being turned round helical spring installation relation.

Fig. 6 (a) is the amplification view of the G-G line of Fig. 5 (a), (b) is the amplification view of the H-H line of Fig. 5 (a), (c) is the amplification view of the I-I line of Fig. 5 (a), (d) is the amplification view of the J-J line of Fig. 5 (a).

Fig. 7 (a) is turned round helical spring front elevation, (b) is rear view, (c) is vertical view, (d) is upward view, (e) is left view, (f) is right view, (g) is stereographic map.

Fig. 8 (a) is illustrated on the socket main body stereographic map that the state when being turned round helical spring operation and beginning is installed, and (b) is the stereographic map that the state when finishing is installed in expression.

Fig. 9 (a) is the stereographic map of the state when being illustrated on the socket main body operation that the baffle plate main body is installed and beginning, and (b) is the stereographic map of the state in a certain moment in the expression operating process, (c) is the stereographic map that the state when finishing is installed in expression.

Figure 10 (a) is the stereographic map of the state when being illustrated on the socket main body operation that optical element is installed and beginning, (b) be the stereographic map of the state in a certain moment in the expression operating process, (c) being the cut-open view of (b), (d) is the stereographic map that the state when finishing is installed in expression.(e) be the cut-open view of (d).

Figure 11 (a) is the stereographic map of the state when being illustrated in the action of inserting optical plugs on the optical connector socket of embodiment and beginning, (b) be the cut-open view of (a), (c) be the stereographic map that expression is inserted into optical plugs the state of half-way, (d) being the cut-open view of (c), (e) is that the expression optical plugs is inserted the stereographic map when finishing.(f) be the cut-open view of (e).

Figure 12 (a) is the front elevation of the optical connector socket of embodiment, (b) be the L-L line cut-open view of (a), (c) being the L-L line cut-open view of the baffle plate main body having been opened (a) under the states of 45 degree, (d) is the L-L line cut-open view of (a) under the state that the baffle plate main body is opened fully.

Figure 13 (a) is the K-K line cut-open view of Figure 12 (a), (b) is the K-K line cut-open view of the baffle plate main body having been opened the Figure 12 (a) under the states of 45 degree, (c) is the K-K line cut-open view of the Figure 12 (a) under the state that the baffle plate main body is opened fully.

Figure 14 (a) is the front elevation that plug is inserted into the optical plugs socket of the state in the plug insertion, (b) is the M-M line cut-open view of (a).

Among the figure:

The 1-socket main body, 2-baffle plate main body, 2a-plug gathering sill, 2b-asessory shaft slot part, the 2c-face that is slidingly matched, 2d-back side recess, 3-is turned round volute spring, 3a-U font bending fastening portion, 3b-coil portion, 3c-asessory shaft, 3d-fastening wrist, 3e-butt fastening portion, 4-plug insertion, the 4a-concave inner surface, 4b-coil installation portion, 5-optical element, 6-element maintaining part, 6a-connecting hole, 6b, the 6c-elasticity bar of dashing forward, the 6d-resilient stoppers, 7-inserts joint-cutting, 8-bearing portion, 8a-slide-and-guide groove, 8b-elastic protrusion part, 9-fastening flange, the 10-rotating shaft, 11-notch, 12-fastening clearance space, the p-optical plugs, p1-light accepting part, g-clamping part.

Embodiment

Below, according to an embodiment shown below enforcement optimal way of the present invention is described.

As Fig. 1, Fig. 2, Figure 11～shown in Figure 14, the optical connector socket of this embodiment is made of with being assembled to the baffle plate main body 2 of this socket main body 1 and being turned round volute spring 3 socket main body 1 basically.

As Fig. 1～shown in Figure 4, above-mentioned socket main body 1 is to be the parts of basic configuration by what have that insulativity and flexible plastic material form through moulding with the box type, be formed with plug insertion 4 from its front towards behind one side, be formed with the element maintaining part 6 that keeps optical element (light-emitting component or photo detector) 5 at the inner rear of this plug insertion 4, front one side of this element maintaining part 6, especially shown in Fig. 2 (b), (c), Fig. 3 (a), Fig. 4 (b), it is central circular connecting hole 6a that opening has with plug insertion 4.This connecting hole 6a has the corresponding internal diameter size of light accepting part p1 external diameter cylindraceous with aftermentioned optical plugs p front end, and form when this optical plugs p is inserted in the plug insertion 4, the light of this optical plugs p p1 of portion that gives and accepts can enter and be entrenched in cylindric space in this connecting hole 6a.

Shown in Fig. 1 (c), Fig. 2 (a)～(c), Fig. 3 (c) and Fig. 4 (a)～(c), this element maintaining part 6 and along being communicated with insertion joint-cutting 7 that the direction of these plug insertion 4 quadratures forms is by the insertion of can be from the side of socket main body 1 optical element 5 being slided in this element maintaining part 6 of this insertion joint-cutting 7.Also have, on this element maintaining part 6 and above-mentioned insertion joint-cutting 7, shown in figure, direction of insertion along optical element 5, be formed with three row elasticity

prominent bar

6b, 6b, 6b in its back, on two sides, be formed with the prominent bar 6c of a row elasticity, have again, between this three row elasticity of back

prominent bar

6b, 6b, 6b, on the boundary position of this element maintaining part 6 and this insertion joint-cutting 7, be formed with two

resilient stoppers

6d, 6d.

Therefore, if optical element 5 inserts joint-cutting 7 from this and inserts, then flexibly support on one side and slip into by the elasticity of back and two sides

prominent bar

6b, 6b, 6b, 6c, 6c on one side, and then cross these

resilient stoppers

6d, 6d when above-mentioned

resilient stoppers

6d, 6d flexibly retreat making, can enter in the said elements maintaining part 6.In addition, shown in Fig. 1 (c) and Fig. 2 (a)～(c), this optical element 5 is prevented to come off from this element maintaining part 6 by the resilient stoppers 6d, the 6d that recover elastic expansion, and in this element maintaining part 6, flexibly support by elasticity

prominent bar

6b, 6b, 6b, 6c, 6c, keep unflagging hold mode.

Shown in Fig. 1 (a), Fig. 2 (a)～(c), Fig. 3 (a) and Fig. 4 (a)～(c), above-mentioned plug insertion 4 is to use the space from the front openings of socket main body 1 to the insertion of the optical plugs p of element maintaining part 6 fronts of a side behind, be substantially shaped as the corresponding interior shape of shape with this optical plugs p, added on it with various needs and be out of shape accordingly.In this embodiment, since with square optical plugs p as object, therefore, the cross section of this plug insertion 4 is for basic shape with square, particularly, shown in Fig. 1 (a) and Fig. 3 (a), this cross sectional shape forms so that quadrilateral two vertex angle parts on one side are cut into the basic shape of being shaped as of chamfering shape.Also have, it is bearing

portion

8,8 and fastening flange 9 etc. that this plug insertion 4 constitutes the unit that is used for above-mentioned baffle plate main body 2 switches are installed in the front openings portion freely in its front openings portion and a medial surface part, has added some distortion on it.

Shown in Fig. 1 (a) and Fig. 3 (a), in four limits of plug insertion 4 front openings portions, form near the opposite side corner sections on limit of chamfering shape with having only a vertex angle part, constitute bearing

portion

8,8 with state respect to one another.In this embodiment, shown in Fig. 1 (d), Fig. 3 (d) and Fig. 4 (a)～(c), each bearing portion 8 forms the roughly tetragonal hole that connects in the side.Certainly, the limit size constitute be supported in this bearing portion on the diameter of following rotating shaft 10 corresponding.In addition, this rotating shaft 10 is to rotate the inscape of this rotating shaft being installed freely and constituting for the both sides in above-mentioned baffle plate main body 2 rise and fall, and particular content will be narrated in the back.

One side on the limit of two equal adjacency in limit of the

formation bearing portion

8,8 of socket main body 1, promptly in Fig. 1 (a), Fig. 3 (a) and Fig. 4 (a)～(c), be positioned at limit one side of below, form kerf width and only surpass the notch 11 of above-mentioned baffle plate main body 2 thickness slightly, so that on the depth direction of plug insertion 4, make opening-wide state, in this embodiment, constitute by this notch 11 and pack into this baffle plate main body 2 in the front openings portion of plug insertion 4 and carry out fitting operation.

Shown in Fig. 4 (a)～(c), on the limit of the bearing portion that is formed with 8,8 of both sides, form from each bearing

portion

8,8 and extend to slide-and-guide groove 8a, the 8a of above-mentioned notch (at the position of the outside opening of socket main body 1) 11 and at the position formation elastic protrusion part 8b of the front that is connected with bearing portion 8 of this each slide-and-guide groove 8a.Shown in Fig. 1 (a) and Fig. 3 (a), two slide-and-

guide groove

8a, 8a are in state respect to one another, and slipping plane each other constitutes with the roughly spacing between the front end that is supported in the rotating

shaft

10,10 in each bearing

portion

8,8, and above-mentioned

elastic protrusion part

8b, 8b constitute to the direction at the interval of shortening two slide-and-

guide groove

8a, 8a outstanding.

Also have, to be its one sides relative with the continuous concave inner surface 4a in the limit with having formed above-mentioned notch 11 in the front openings portion of plug insertion 4 and the above-mentioned following U font of being turned round volute spring 3 of fastening bends the unit of the fastening 3a of portion for above-mentioned fastening flange 9.Shown in Fig. 2 (b)～(d), Fig. 4 (b), (c) and Fig. 8 (a) and (b), above-mentioned concave inner surface 4a prolongs to the depths of socket main body 1 side with the width that is equivalent to the above-mentioned U font bending fastening 3a of portion width and with the depth size consistent with its length, from this bosom and the ladder difference wall top of a central side body flange is stretched out, and with this body flange as above-mentioned fastening flange 9.This fastening flange 9 owing to make the body flange that stretches out from the ladder difference wall top of a central side also continuous on the basis of the body flange that stretches out from the bosom, therefore, especially shown in Fig. 2 (d), (e), under the situation of overlooking, is anti-L font.Also have, this fastening flange 9 is set the degree that being spaced apart between its lower surface and the above-mentioned concave inner surface 4a can not packed the above-mentioned U font bending fastening 3a of portion that is turned round volute spring 3 into with rocking for, and its gap becomes the fastening clearance space 12 that is used for this bending fastening of fastening 3a of portion.

Also have,, constitute the coil installation portion 4b that is turned round the coil portion 3b of volute spring 3 along this peristome edge configuration at peristome edge near a central side in abutting connection with the concave inner surface 4a that disposes this U font bending fastening 3a of portion.Shown in Fig. 2 (a) and (b), (d), (e), Fig. 4 (a) and (b) and Fig. 8 (a) and (b), this coil installation portion 4b is with the height identical with above-mentioned concave inner surface 4a adjacency with it, and forms continuous state along the peristome edge of plug insertion 4.

In addition, formation in periphery one side of plug insertion 4 face of a side of concave inner surface 4a and coil installation portion 4b, remainder constitutes the plane with the outside surface sustained height of above-mentioned fastening flange 9 except this concave inner surface 4a and coil installation portion 4b.

Also have, formation in periphery one side of this plug insertion 4 face of above-mentioned concave inner surface 4a and coil installation portion 4b and two medial surfaces of relative therewith relatively face quadrature constitute, width is the narrowest at the front openings portion edge of this plug insertion 4 therebetween, and width is gradually wide towards said elements maintaining part 6 one sides (depths one side) therebetween.In addition, the width at this front openings portion edge constitutes narrowlyer slightly than the spacing between limit baffle plate main body 2 and that become the both sides of rotating inner limit quadrature, makes that this baffle plate main body 2 can not be to external-open.

Shown in Fig. 1 (a), above-mentioned baffle plate main body 2 is the plate-shaped members that have with the corresponding profile of shape of the front openings portion of plug insertion 4, shown in Fig. 5 (a)～(g), possesses each rotating shaft 10 becoming the two ends of rotating inner limit.Also have, the front of this baffle plate main body 2 side recessed be provided with near become the position of rotating inner limit till become the limit of rotating the outer end with these limit quadratures towards and the plug gathering sill 2a that extends along center line.Therefore, when this baffle plate main body 2 is installed in the front openings portion of plug insertion 4, if optical plugs p will be inserted in the plug insertion 4, then at first near the end of central authorities' one side of this plug gathering sill of light accepting part p1 butt 2a of the front end of this optical plugs p, if further be pressed into, then along with to the entering of plug insertion 4, this light accepting part p1 slides in this plug gathering sill 2a on one side towards the limit of rotating outer end one side on one side, makes this optical plugs p open and rotate simultaneously.

Have again, possess rotation in the back side of above-mentioned baffle plate main body 2 side and support the be slidingly matched face 2c of the asessory shaft of the above-mentioned asessory shaft 3c that is turned round volute spring 3 freely with the butt fastening 3e of portion of slot part 2b and slip fastening fastening wrist 3d.Shown in Fig. 5 (b), (g), in this embodiment, make this asessory shaft corresponding with the structure of being turned round volute spring 3 that will narrate in the back with slot part 2b, and along the limit of rotation the inner of the back side one side that becomes baffle plate main body 2 near the rotating shaft 10 of one side's one side, promptly be formed in the right side among Fig. 5 (b).In addition, asessory shaft is set the degree of depth and the bottom width of its groove with slot part 2b, so that can as one man dispose the asessory shaft 3c that is turned round volute spring 3 with the axle center of above-mentioned two rotating

shafts

10,10.

Shown in Fig. 6 (a), this asessory shaft constitutes outwardly open skewed with the wall that constitutes the both sides of groove in the position of its outer end one side of slot part 2b (Fig. 5 (b) in right-hand member one side), shown in Fig. 6 (b), (c), its wall near the inner side of rotation of baffle plate main body 2 in the inner position constitutes outwardly open skewed, and the wall of an opposite side constitutes vertical.In addition, this asessory shaft opens wide with back side recess 2d one side on the plane of the bottom surface equal height of slot part 2b to having with this asessory shaft with the inner one side (left end one side among Fig. 5 (b)) of slot part 2b.This back side recess 2d to from asessory shaft with the extending direction of the inner one side of slot part 2b and become the limit one side expansion of rotation the inner of baffle plate main body 2, and shown in Fig. 6 (a) and (b), (c) like that, on the top of asessory shaft, be connected with from the top on the inclined-plane that is inclined upwardly of rotation outer end one side with the skewed wall of the inner opposite side of rotation slot part 2b and baffle plate main body 2 and vertical wall.In addition, from Fig. 5 (b), (g) and Fig. 6 (b), (c) as can be known, possess from the inclined-plane that is inclined upwardly of this rotation outer end one side internally a side (left side Fig. 5 (b)) or a left side tiltedly downside towards the outer side or the oblique structure of the face that is inclined upwardly of upside.

The above-mentioned face of being inclined upwardly is highly suitable for have been installed when on the socket main body 1 of being turned round volute spring 3 baffle plate main body 2 being installed, and asessory shaft 3c is directed to asessory shaft with on the slot part 2b.

Shown in Fig. 5 (b), (g) and Fig. 6 (d), in the present embodiment, the face 2c that is slidingly matched constitutes near becoming the position of rotating inner limit to the roughly rectangular concave surface that the limit with inner parallel rotation outer end one side of this rotations prolongs in the back side of baffle plate main body 2 side, is configured in a near side of the rotating shaft 10 of a side opposite with the rotating shaft 10 of using slot part 2b formation near above-mentioned asessory shaft.

Turned round volute spring 3 as mentioned above, especially such shown in Fig. 7 (a)～(g), constitute by following each one: coil portion 3b; The fastening wrist 3d that has prolonged from the one end; The U font bending fastening portion 3a that has prolonged from the other end; And the asessory shaft 3c that constitutes from the outer distolateral prolongation of this U font bending fastening 3a of portion.Need not put speech, this is turned round volute spring 3 by spring material.

Shown in Fig. 2 (e), above-mentioned coil portion 3b constitutes length dimension and the diameter dimension among the coil installation portion 4b that roughly is contained on the front openings portion edge that is formed in above-mentioned plug insertion 4, like that, prolong spring wire from the end of this coil portion 3b along direction and constitute shown in above-mentioned aforesaid Fig. 7 of fastening wrist 3d (a)～(e), (g) with this coil portion 3b quadrature.Also have, this fastening wrist 3d makes its front end bend abreast towards this coil portion 3b one side and with this coil portion 3b and constitutes the butt fastening 3e of portion.

Shown in Fig. 7 (a) and (b), (e)～(g), in this embodiment, the above-mentioned U font bending fastening 3a of portion with when the length direction of coil portion 3b is observed with above-mentioned fastening wrist 3d between angle roughly constitute 135 modes of spending and constitute from another distolateral prolongation spring wire of above-mentioned coil portion 3b.So prolong spring wire and constitute a side's of U word the suitable portion of longitudinal part from the other end of this coil portion 3b, its front end edge is vertically bent abreast away from the direction of this coil portion 3b and with the length direction of this coil portion 3b and prolong and constitute the suitable portion in bottom of U word, its front end is generally perpendicularly bent once more and constitute the opposing party's parallel suitable portion of longitudinal part with a side's of above-mentioned U word the suitable portion of longitudinal part.The suitable portion of this opposing party's longitudinal part constitutes the length of the position on the extended line that turns back to above-mentioned coil portion 3b.

Shown in Fig. 7 (a)～(e), (g), above-mentioned asessory shaft 3c further prolongs spring wire and constitutes from the opposing party's of this U font bending fastening 3a of portion the suitable portion of longitudinal part.This asessory shaft 3c bends this opposing party's the front end of the suitable portion of longitudinal part and above-mentioned fastening wrist 3d abreast and extends to given length, makes its front end parallel with the length direction of above-mentioned coil portion 3b and near the direction bending of this coil portion 3b and constitute.

In addition, shown in Fig. 2 (e), width between above-mentioned fastening wrist 3d and the U font bending fastening 3a of portion, its size is set for, coil portion 3b is being installed on the coil installation portion 4b, the 3a of portion is configured on the above-mentioned concave inner surface 4a of plug insertion 4 with U font bending fastening, and the fastening of below that the suitable portion of suitable portion of longitudinal part and bottom of one side is inserted into fastening flange 9 is with in the clearance space 12 time, make this fastening wrist 3d be in state with the outer distolateral butt of coil installation portion 4b to coil portion 3b outer distolateral, and the opposing party's of the U font bending fastening 3a of portion the suitable portion of longitudinal part is connected on the wall of outer rim of above-mentioned concave inner surface 4a.In addition, the length setting of the U font bending fastening 3a of portion becomes under above-mentioned such state of installing, and its bottom quite portion is connected to the size of wall portion of the depth direction of above-mentioned concave inner surface 4a.

Set the size of being turned round volute spring 3 like this, shown in Fig. 2 (e), describedly similarly coil portion 3b is being installed on the coil installation portion 4b with top, the 3a of portion is configured on the above-mentioned concave inner surface 4a of plug insertion 4 with U font bending fastening, and the fastening of below that the suitable portion of suitable portion of longitudinal part and bottom of one side is inserted into fastening flange 9 is with in the clearance space 12, and it is such shown in Fig. 5 (g), when above-mentioned baffle plate main body 2 being installed in the front openings portion of plug insertion 4, the length setting of the spring wire that will prolong from the opposing party's of the above-mentioned U font bending fastening 3a of portion the suitable portion of longitudinal part front end becomes asessory shaft that the asessory shaft 3c of its front end can correctly be fitted to this baffle plate main body 2 with the size in the slot part 2b, and the length setting of the fastening wrist 3d that will prolong from the end of above-mentioned coil portion 3b become its front end the butt fastening 3e of portion sliding freely butt be engaged near becoming the be slidingly matched position, limit of rotation the inner of face 2c of this baffle plate main body 2.In addition, further be adjusted to mutual formation as fastening wrist 3d and this outer ledge that is slidingly matched face 2c this moment joins, and its outer end of asessory shaft 3c and this asessory shaft concern with the position that the outer end of slot part 2b joins.

The optical connector socket that has constituted this embodiment of each inscape as mentioned above like that can be assembled simply by following way.

At first, install at the given position of inside surface of the plug insertion 4 of socket main body 1 and turned round volute spring 3.Shown in Fig. 8 (a) and (b), the U font bending fastening 3a of portion is slided on concave inner surface 4a on one side enter depths one side of plug insertion 4 on one side, and make the suitable portion in bottom of its front end and a side the suitable portion of longitudinal part enter the also fastening of fastening between fastening flange 9 and this concave inner surface 4a with in the clearance space 12.Like this, if this U font bending fastening 3a of portion is pressed into to the end, then meanwhile coil portion 3b is installed on the coil installation portion 4b, and shown in Fig. 2 (e), figure (b), is turned round volute spring 3 and be in given installment state.

Shown in Fig. 9 (a)～(c), pack into and install in the limit that baffle plate main body 2 is formed with notch 11 from the front openings portion of plug insertion 4.If such limit from the rotation outer end that becomes baffle plate main body 2 begins to pack into as Fig. 9 (a) shown in, and reach the most stage of having packed into shown in (b) as figure, then the

rotating shaft

10,10 at its two ends enters near the both sides of notch 11 slide-and-guide groove 8a, the 8a and in the front of

elastic protrusion part

8b, 8b and stops.

Then, be pressed into by the extending direction of this baffle plate main body 2 being put forth one's strength to slide-and-

guide groove

8a, 8a, make this

rotating shaft

10,10 while this

elastic protrusion part

8b, 8b flexibly being retreated cross this

elastic protrusion part

8b, 8b, and as make shown in figure (c), Fig. 1 (a) and Fig. 2 (a)～(c)

rotating shaft

10,10 be fitted to

corresponding bearing portion

8,8 separately in.Like this, make this baffle plate main body 2 be in the state in the front openings portion that correctly is installed in plug insertion 4.

In addition, in foregoing, the butt fastening 3e of portion of asessory shaft 3c that is turned round volute spring 3 of An Zhuaning and fastening wrist 3d is during the slip of baffle plate main body 2 is packed into as described above, slide in its back side one side on one side and relatively move on one side, and when this baffle plate main body 2 is in state in the front openings portion that correctly is installed in plug insertion 4 as described above, be in the given locational state that correctly is installed in this baffle plate main body 2 respectively.Promptly, shown in Fig. 2 (c), asessory shaft 3c is in the state among the asessory shaft usefulness slot part 2b that correctly is installed on the back side that is formed in baffle plate main body 2, and shown in Fig. 2 (a), the butt fastening 3e of portion of fastening wrist 3d is in the state at the given position that is connected to the face 2c that is slidingly matched.

Shown in Figure 10 (a)～(e), above-mentioned optical element 5 passes through its main body one side is inserted in inserting joint-cutting 7 as the front, and is pressed into by this insertion joint-cutting 7, can pack into and remain in the element maintaining part 6.As mentioned above,, then enter in the element maintaining part 6, then prevent to come off from element maintaining part 6 by the resilient stoppers 6d that recovers to eject as if resilient stoppers 6d flexibly being retreated and crossing this resilient stoppers 6d.

Therefore, according to the optical connector socket of this embodiment, to this chimeric optical plugs p the time, as long as similarly only hold clamping part g with such existing plug and plug head is pressed into, is inserted in the plug insertion 4.Shown in Figure 11 (a) and (b), central portion one side of the plug gathering sill 2a of the light accepting part p1 butt baffle plate main body 2 of optical plugs p at first, if still be pressed into, then as shown in figure (c), (d), to be the center with above-mentioned

rotating shaft

10,10 rotate inwardly to open state this baffle plate main body 2, thereupon light accepting part p1 in plug gathering sill 2a to the rotation outer end of baffle plate main body 2 side slip.

If further be pressed into optical plugs p, then shown in Figure 11 (e), (f) and Figure 14 (a) and (b), baffle plate main body 2 is further opened wide and is rotated until being in the state parallel with the medial surface of plug insertion 4.In this process, light accepting part p1 breaks away from plug gathering sill 2a in the rotation outer end of this baffle plate main body 2, enters in the connecting hole 6a of the bosom of plug insertion 4 opening, is in and the state that remains on optical element 5 optical coupled in the element maintaining part 6.

Though the baffle plate main body 2 in the said process inwardly open rotation, need not put speech is that carry out at the center to rotate the

rotating shaft

10,10 be supported in freely in the above-mentioned

bearing portion

8,8, but shown in Figure 12 (b)～(d), this rotation is assisted with the asessory shaft 3c that is turned round volute spring 3 among the slot part 2b by rotating the asessory shaft that is entrenched in baffle plate main body 2 back sides freely.That is to say, though the external force that effect departs from center of rotation on baffle plate main body 2, and on center of rotation, produce thus and depart from a little, also can make the center of rotation elastic reset, and carry out the on-off action of baffle plate main body 2 with correct center of rotation.Therefore, thus can not occur taking place can not carry out the danger of the problem of regular event as certain of the medial surface of some positions contact plug patchhole 4 of baffle plate main body 2.For example, even thereby extracting optical plugs p can not occur taking place as do not carry out the resetting danger of the problem of rotating etc. of baffle plate main body 2 contact certains yet.

In addition, by the aforesaid effect of being turned round the asessory shaft 3c of volute spring 3, the rotating

shaft

10,10 that also can prevent baffle plate main body 2 is by the external force of these baffle plate main body 2 effects is deviate from from bearing

portion

8,8.

The keeping and, need not put Yan Youshou and turn round volute spring 3 and carry out of the closed condition of baffle plate main body 2 from inwardly opening state to the resetting of closed condition.Specifically, shown in Figure 13 (a)～(b), this is the butt fastening 3e of the portion face that the is slidingly matched 2c of butt baffle plate main body 2 sliding freely by the fastening wrist 3d front end of being turned round volute spring 3, and this baffle plate main body 2 is pushed and carried out to its closed condition one side.As mentioned above, make baffle plate main body 2 open wide rotation, then shown in Figure 13 (a)～(c), follow this action Yi Bian the above-mentioned butt fastening 3e of portion rotates outer end side slip towards it on one side on the face 2c that is slidingly matched as if enter plug insertion 4 by optical plugs p.If extract optical plugs p, till then the 3e of butt fastening portion reverse slippage on one side resets this baffle plate main body 2 to turn to closed condition by this effect of being turned round volute spring 3 on one side.

In addition, turned round the fastening wrist 3d of volute spring 3, be pressed into state among the coil installation portion 4b owing to be in like that as mentioned above by baffle plate main body 2 and concave inner surface 4a, therefore, even support the state that remains on reliably among this coil installation portion 4b that also can be in without shaft like parts.

Like this, according to the optical connector socket of present embodiment, simple in structure and can guarantee stable and on-off action reliably.

Claims

1. an optical connector socket possesses: keep photo detector or a side of light-emitting component or both sides' element maintaining part on socket main body; The plug of optical connector is imported to and the optical coupled position of above-mentioned photo detector or light-emitting component and the plug insertion that keeps; And be disposed at switching baffle plate freely on the peristome of this plug insertion, it is characterized in that,

Above-mentioned baffle plate comprises:

Turned round volute spring, possessed: be configured in becoming of above-mentioned baffle plate main body rotate the inner one side back side, limit and caved in and the coil installation portion at corresponding plug insertion inside surface position, this limit between coil portion; Have end prolongation, make the butt fastening portion of the axis parallel ground bending of its front end and coil portion from this coil portion, and the fastening wrist that this butt fastening portion and the back side of above-mentioned baffle plate main body are cooperated sliding freely; For insert and fastening in following fastening with in the clearance space, prolong and be bent into the bending fastening portion of turning back shape and constituting midway from the other end of this coil portion; And constitute from the front end of this bending fastening portion and prolong, with the axis parallel ground bending of this front end and this coil portion, and the asessory shaft that on a sidepiece that becomes the rear side of rotating inner limit one side of above-mentioned baffle plate main body, can as one man dispose with the axle center of above-mentioned rotating shaft; And

The fastening clearance space, by in the peristome of the plug insertion of the above-mentioned socket main body that caved in the concave inner surface of the inside surface of the corresponding plug insertion of a sidepiece that becomes the rear side of rotating inner limit one side of above-mentioned baffle plate main body, with from depths one side of this plug insertion and this concave inner surface abreast the relative face of outstanding fastening flange constitute, and be used for inserting the also above-mentioned bending fastening of fastening portion.

2. optical connector socket according to claim 1 is characterized in that,

In above-mentioned two bearing portions, constitute the slide-and-guide groove, this slide-and-guide groove is relative with the interval between the two ends that are supported in above-mentioned two rotating shafts in these two bearing portions, be attached at respectively in these two bearing portions, and extend to till the outside opening of above-mentioned socket main body, and on the position in front of these two bearing portions of this slide-and-guide groove, form to the flexibly outstanding elastic protrusion part of the direction at the interval of shortening two slide-and-guide grooves.

3. optical connector socket according to claim 1 and 2 is characterized in that,

Constitute above-mentioned bending fastening portion by prolonging from the above-mentioned other end of being turned round helical spring coil portion and turning back halfway the U font.

4. according to claim 1,2 or 3 described optical connector sockets, it is characterized in that,

With the interval of the both sides inside surface of above-mentioned plug insertion make than more forward position, the position of facing mutually with the both sides of above-mentioned baffle plate main body for identical with the width dimensions of this baffle plate main body or below it, and make from the position in this place ahead and widen gradually towards depths direction width dimensions.

5. according to claim 1,2,3 or 4 described optical connector sockets, it is characterized in that,

Becoming in the back side one side of rotating inner limit one side of above-mentioned baffle plate main body, with the sidepiece that has disposed the above-mentioned sidepiece opposition side of being turned round helical spring asessory shaft on form from becoming inner limit one side of this rotations towards the face that is slidingly matched that becomes the limit extension of rotating the outer end, and constitute the above-mentioned butt fastening portion of being turned round helical spring fastening wrist can be cooperated sliding freely with this face that is slidingly matched.

6. according to claim 1,2,3,4 or 5 described optical connector sockets, it is characterized in that,

The axle center of rotating becoming of above-mentioned baffle plate main body on the sidepiece of rear side of inner limit one side with above-mentioned rotating shaft as one man constitutes the asessory shaft slot part, and constitutes to make and above-mentionedly turned round helical spring asessory shaft and insert in this asessory shaft usefulness slot part.