CN201359649Y

CN201359649Y - Optical fiber connector

Info

Publication number: CN201359649Y
Application number: CNU2008201815052U
Authority: CN
Inventors: 白添发
Original assignee: YIRUI TECHNOLOGY Co Ltd
Current assignee: YIRUI TECHNOLOGY Co Ltd
Priority date: 2008-12-24
Filing date: 2008-12-24
Publication date: 2009-12-09
Anticipated expiration: 2018-12-24

Abstract

The utility model provides an optical fiber connector, which comprises an extracting box body and a box body member, wherein the extracting box body comprises a printed circuit board, a foundation bed, a swinging plate, a close cover, a revolving handle and a binder; both sides of the foundation bed downwards extend a pair of jointing pieces which are sheathed with a pair of locations preinstalled on the printed circuit board; the binder is a long frame body, the front of the binder has a frame opening, and two side walls of the binder which are corresponding to the two jointing pieces of the foundation bed are respectively formed with a blocking and drawing part; after the foundation bed is inserted into the frame opening, the two jointing pieces are buckled by the two blocking and drawing parts so that the foundation bed is fixedly arranged in the interior of the binder; the front of the box body member has an opening, and the front end at the bottom wall of the box body is provided with an elastic spring bolt with a button hole. When the extracting box body is inserted into the box body member, a wedge-shaped block at the bottom surface of the front end of the extracting box body is blocked and drawn in the button hole of the elastic spring bolt; in addition, when the revolving handle is pulled to rotate, a connecting rod thereof presses and draws an oblique plate at the upper part; therefore, the oblique plate at the other end pushes an elastic tongue piece open to cause the wedge-shaped block to break away from the button hole and can be pulled out.

Description

The joints of optical fibre

Technical field

The utility model relates to a kind of joints of optical fibre, refers to a kind of joints of optical fibre with drawing drawer body and box component especially, and this drawing drawer body has a releasing mechanism, can and detach this drawing drawer body and box component releasing locking state.

Background technology

Department of computer science's external unit of unifying, and satellite and communication system develop in recent years apace.These systems need continue to increase data transfer rate, and for use in controlling this system, to carry out the task of high complexity, for example digital signal processing, graphical analysis reaches communication etc.With current demand speech, photo-coupler has been used to signal and has transmitted between two computers.Therefore, be used for the place that electronic interconnection is established, can increase the speed that data transmit, be undisputable fact with the high speed optical signal.

Based on aforesaid demand, existing dealer is placed in pair of L C type socket in a pair of port (bays), and it is fixedly arranged on the printed circuit board (PCB) (PCB), then this circuit board is inserted location in the drawing drawer body, this drawing drawer body then can carry out intercalation with a box component that is fixed in motherboard or detach, so that whether in use to learn this drawing drawer body.

As the U.S. the 6th, 872,010B1 patent case promptly discloses a kind of drawing drawer body of the joints of optical fibre, its by a rotating bail (bail) and slidably handgrip form, this handgrip comprises a pair of adjutage, and its end has a wedge-shaped element respectively, so that in the formed sliding rail of the corresponding sidewall of ccontaining this box component, and the two side of this box component adjacent openings dead bolt that respectively bends inwards, it props up this wedge-shaped element.So that the rotation bail, and drive the handgrip reach, make this wedge-shaped element because of elastic compression, and break away from, and then remove locking state with dead bolt, this drawing drawer body can be detached by this box component.

So, aforesaid opto-electronic conversion is the core technology in the present data transmission, so, this photoelectric conversion connector is also for to reach member indispensable in this technology, therefore, and the intercalation of this drawing drawer body, as with the out of Memory element, take can extract or substitute mode, therefore, certainly can not be certainly outward in aforesaid releasing mechanism.Moreover, precedingly to address, this comprises the printed circuit board (PCB) of a pair of photoelectric conversion connector and combining and the location of this drawing drawer body, and also being one is worth the problem inquired into.Therefore, how to provide a kind of drawing drawer body of the joints of optical fibre of simple operation, make its quick location that printed circuit board (PCB) is provided, and the convenience of drawing drawer body assembling, and do not lose due extract function, be the difficult problem that relevant dealer demands urgently overcoming.

The utility model content

The utility model fundamental purpose is to provide a kind of joints of optical fibre, and its drawing drawer body has with printed circuit board (PCB) locatees fast, and the convenience of assembling, and has advantages such as extraction or permutation function with box component.

For reaching aforesaid purpose, the technological means that the utility model is taked provides a kind of joints of optical fibre, and it comprises:

One drawing drawer body, it further comprises:

One printed circuit board (PCB), its place ahead couples a pair of conversion connector, and the rear is provided with contact jaw, and these plate body both sides have the setting of keeper;

One pedestal, its place ahead have at least one casket mouth, for this setting to conversion connector, this casket mouth top cover that extends back, its both sides are stretched out the pair of engaging part downwards, this to the fitting piece socket this to keeper; Establish a location lug and a wedge and the dented space central authorities of this bottom surface, casket mouth the place ahead and rear are prominent respectively, and these location lug both sides respectively are provided with an arc axial trough;

One swing sheet, it offers an axis hole, for being socketed on location lug, in addition rotating shaft two ends is hubbed at axial troughs, and side has the pair of angled sheet before and after this rotating shaft, the connecting link top that it lays respectively at the elastic lock tongue of box component and revolves handle;

One capping, with this bottom surface, pedestal the place ahead sealing, it is provided with a groove to the rotating shaft that should swing sheet, for its location;

One shaped as frame revolves handle, rotatably is articulated in this both sides, casket mouth below, and its below has a connecting link that extends back; And

One conjunction is a microscler framework, and its place ahead has a frame mouth, and two fitting pieces of the corresponding pedestal in two side form a clamping piece respectively; After this frame confession pedestal inserted, this two fitting piece was two a clamping pieces institute buckle, makes this pedestal be fixedly arranged on conjunction inside; And

One box component, its place ahead has an opening, and the diapire front end is provided with an elastic lock tongue with a button hole; When the drawing drawer body inserted box component, the wedge clip of this drawing drawer body was in the button hole of elastic lock tongue, in addition switching revolve the time, its connecting link presses the oblique plate of top, makes in addition that the oblique plate of end backs down elastic tongue piece, makes wedge disengaging button hole and drawable.

Another technological means that the utility model is taked provides a kind of joints of optical fibre, and it comprises: a drawing drawer body, and it further comprises:

One printed circuit board (PCB), its place ahead couples a pair of conversion connector, and the rear is provided with contact jaw, and these plate body both sides have the setting of at least one pair of keeper;

One pedestal, its place ahead have at least one casket mouth, for this setting to conversion connector, and this casket mouth top cover that extends back, its two side back segment is prominent relatively establishes the pair of engaging part, and corresponding each keeper of top cover inwall is provided with fixture, and socket each other; And the dented space central projection of this bottom surface, casket mouth the place ahead is established a location lug, and its both sides respectively are provided with an arc axial trough;

One capping, with this base bottom surface sealing, it is provided with a groove to the rotating shaft that should swing sheet, and for its location, and a film trap is offered, the longitudinal oscillation of this oblique plate of confession, the prominent wedge of establishing in this film trap rear in addition in corresponding inboard oblique plate position; This capping rear end forms a clamping piece, and it is plugged in fitting piece, and the capping front end then is fixed in pedestal front end dented space; And

The beneficial effects of the utility model are, through enforcement of the present utility model, combine with conjunction by pedestal, capping at this drawing drawer body, printed circuit board (PCB) can be positioned in the drawing drawer body fast, and have the convenience of assembling.Again, by to revolving the rotation of handle, the oblique plate at swing sheet two ends is pressed and the effect of perk contact respectively, to reach release and the purpose of locking, make this drawing drawer body detach or to insert, in operation by box component, very convenient, can be rated as a quantum jump of the joints of optical fibre.

For further disclosing concrete technology contents of the present utility model, at first see also graphic.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model joints of optical fibre;

Fig. 2 is the three-dimensional exploded view at another visual angle of the utility model joints of optical fibre;

Fig. 3 is the side view of the utility model drawing drawer body;

The sectional view that Fig. 4 is intercepted along line A-A for Fig. 3;

Fig. 5 is the stereographic map of the utility model drawing drawer body and the separated attitude of box component;

Fig. 6 is the stereographic map of bonding state for the utility model drawing drawer body and box component;

Fig. 7 is in the sectional view of clip state for the utility model joints of optical fibre;

Fig. 8 is in the sectional view of release conditions for the utility model joints of optical fibre;

Fig. 9 is the three-dimensional exploded view of the utility model joints of optical fibre second embodiment;

Figure 10 is the three-dimensional exploded view of the utility model joints of optical fibre the 3rd embodiment;

Figure 11 is the three-dimensional exploded view at the utility model joints of optical fibre the 3rd another visual angle of embodiment;

Figure 12 is the drawing drawer body of the utility model joints of optical fibre the 3rd embodiment and the stereographic map of the separated attitude of box component;

Figure 13 is the top view of the utility model joints of optical fibre the 3rd embodiment;

The sectional view that Figure 14 is intercepted along line B-B for Figure 13.

Embodiment

As shown in Figures 1 to 4, basically, the joints of optical fibre of the present utility model are by a drawing drawer body 1, and a box component 2 combines.

Wherein, this drawing drawer body 1 comprises that further 13, one cappings 14, of a printed circuit board (PCB) 11, one pedestals 12, swing sheets revolve 15, reaches a conjunction 16 and forms.

Printed circuit board (PCB) 11 has relevant circuit, and its place ahead couples a pair of conversion connector 111, and LC type socket-type connector for example is so that carry out the conversion of photosignal.This is positioned at least one casket mouth 121 in pedestal 12 the place aheads to connector 111.These printed circuit board (PCB) 11 rears are provided with the contact jaw 112 as golden finger, so that and electronic equipment, for example the motherboard of computing machine forms and is electrically connected.The creative feature of this printed circuit board (PCB) 11 is that its both sides form the keeper 113 of step shape, so that be sheathed in the pedestal 12, to form the location.As shown in Figures 1 and 2, this keeper 113 is step shape plate lacks.

Pedestal 12 is a microscler pedestal, and two casket mouths 121 are offered in its place ahead, so that respectively for a connector 111 location, all be prior art for this reason, does not intend giving unnecessary details at this.These two caskets mouth, 121 back sides top cover 122 that extends back, its both sides are stretched out pair of engaging part 123 downwards, in order to a pair of keeper 113 of socket printed circuit board (PCB) 11, this printed circuit board (PCB) 11 are positioned in the pedestal 12.The vertical projection one projection 122a of these top cover 122 inwalls, and printed circuit board (PCB) 11 is offered a plate hole 114 relatively, so that utilize existing Connection Element to pass through plate hole 114, and is locked in projection 122a, and this printed circuit board (PCB) 11 is fixedly arranged in the pedestal 12.Moreover these top cover 122 end face amphitypys are arranged with a pair of guide groove 122b, its with after chat the usefulness of conjunction 16 tippings.

Dented space 124 rears of these casket mouth 121 bottom surfaces, pedestal 12 the place ahead are prominent establishes a wedge 125, so that this drawing drawer body 1 is when being intercalated in this box component 2, the wedge 125 of this projection is snapped in the button hole 231 of elastic lock tongue 23, to form the clip state.And when making this wedge 125 touch this elastic lock tongue 23, it can be imported in this button hole 231, so these wedge 125 trailing edges form an inclined-plane 125a, be beneficial to this elastic lock tongue 23 be strutted and be out of shape, and be able to move along its inside surface.

The utlity model has desired release function for making, these dented space 124 central projections are established a location lug 124a, and its left and right sides respectively has the axle bed 124b of a projection, and its each self-forming one arc axial trough 124c is so that being pivoted for a swing sheet 13.

Swing sheet 13 is a microscler lamellar body, and it is provided with a rotating shaft 131 with lying across, and its both ends place respectively in the arc

axial trough

124c, and 132 of the central axis holes of offering and this location lug 124a socket, makes this swing sheet 13 unlikely any displacements.Revolve 15 rotations for chatting after this swing sheet 13 can be subjected to, and make elastic tongue piece 23 perks, so these rotating shaft 131 front and back sides form pair of angled sheets 133.Wherein, this is adjacent to this and revolves a spring hole 124d is offered in 15 oblique plate 133 tops, so that supply the ccontaining of a spring 126, its movable end props up this oblique plate 133, make it not be subjected to revolving when pressing 15, present the perk state constantly, can make and hold oblique plate 133 smooth surfaces (as shown in Figure 7) in addition in dented space 124.

Capping 14 is 124 sealings of this dented space, and double team should swing sheet 13, makes that this swing sheet 13 is unlikely deviates from pedestal 12.As shown in Figure 1, these capping 14 left and right sides are respectively opened a conjugate foramen 141, so that pass through conjugate foramen 141 with screw 124f as shown in Figures 1 and 2, and are locked in the screw 124e that dented space 124 correspondences are offered.These capping 14 end faces are to should rotating shaft 131 forming a groove 142, and its both sides respectively have a bevel 143, limit with the angle of inclination of swinging two oblique plates 133 of sheet 13 as this.

Revolving 15 is a framework, it rotatably is articulated in this to both sides, casket mouth 121 below, that is, this revolves the pivot hole 152 of 15 liang of lateral plate 151 belows is articulated in this to this pivot 121c to casket mouth 121 outer flap 121a the place ahead drop face 121b below, this a pair of lateral plate 151 that revolves 15 can be placed in the drop face 121b, and with this to fin 121a flush.And when the clip state, these lateral plate 151 inner edges this flat side to fin 121a of fitting is with the limit of ending as rotation.Wherein, this laterally connects lateral plate 151 tops and the plectrum 153 that extends back is buckled in casket mouth 121 tops, and the connecting link 154 that the below laterally connects is positioned at this swing sheet 13 outside oblique plates 133 belows.

Conjunction 16 is a microscler framework, its preceding square frame mouth 161 inserts for pedestal 12, these frame mouth 161 tops and both sides are oblique forward stretches out a plurality of shell fragments 162, it has the electromagnetic wave of preventing and leaks, reaching increases the adaptation that combines with box component 2, and frame mouth 161 bottom front form a hollow-out parts 163, and it exposes for pedestal 12 front lower wedges 125.Two fitting pieces 123 of these conjunction 16 two sides 164 corresponding pedestals 12 form a clamping piece 165 respectively, for example the drawing piece of inside oblique setting also backward.Therefore, after 12 groups of pedestals stand, and when inserting by the frame mouth 161 of conjunction 16, see also Fig. 3 and Fig. 4, in this cohesive process, two fitting pieces 123 of this pedestal 12 are that two clamping pieces 165 of conjunction 16 form buckles, make this pedestal 12 be fixedly arranged on conjunction 16 inside, and 112 of the contact jaws of printed circuit board (PCB) 11 rear ends are and expose kenel.Particularly, for this conjunction 16 and the pedestal 12 multiple effects that combine are provided, so, the appropriate location of two sides further is oppositely arranged a pair of auxiliary clamping piece 166 and a pair of secondary engagement member 127, conjunction 16 two sides 164 drawing piece of inside oblique setting also backward for example, pedestal 12 sides then are oppositely arranged a pair of recessed backstop, both are supported mutually after, 12 of this pedestals can't axially be deviate from by square frame mouths 161 before the conjunction 16.In addition, these 166 tops, conjunction 16 two sides are extended a pair of rail sheet 167 downwards, and it is sheathed in the guide groove 122b of pedestal 12 top covers 122 both sides.

Box component 2 the place aheads have an opening 21, so that for the intercalation of drawing drawer body 1 or detach.And be to form with this drawing drawer body 1 to lock, so its diapire 22 front ends are provided with an elastic lock tongue 23, this elastic lock tongue 23 is opened a button hole 231, so that clip or discharge the prominent wedge of establishing 125 of this drawing drawer body 1 front lower, locks or breaks away from and form; The a plurality of angles 221 of these diapire 22 periphery projections, so that be intercalated in the motherboard of electronic equipment, to form the location, this all is a prior art, does not intend giving unnecessary details at this.

As shown in Figure 5, after it founds 1 group of drawing drawer body, and be not plugged in box component 2 as yet, wherein this box component 2 is fixedly arranged on the motherboard of electronic equipment.As Figure 6 and Figure 7, be the synoptic diagram that drawing drawer body 1 is assembled in box component 2, wherein, when being in the clip state of intercalation, this wedge 125 falls in the button hole 231, and forms locking state, at this moment, this drawing drawer body 1 can't be detached by the opening 21 of box component 2.

When desire extracts, see also Fig. 7 and Fig. 8, when pulling the plectrum 153 and the down rotation of revolving 15, then its bottom with parallel connecting link 154 by level to be transformed into vertical to trend, and push adjacent oblique plate 133, and compress in this spring 126 retraction spring hole 124d, in addition the oblique plate 133 of end is fulcrum and perk with rotating shaft 131 then, and then back down this elastic tongue piece 23, so, wedge 125 can be deviate from from button hole 231, so can break away under no clip state and extracts this drawing drawer body 1 out, so that substitute.

As shown in Figure 9, it is the utility model joints of optical fibre second embodiment, the difference of present embodiment and aforementioned first embodiment is, it is dashed forward relatively in dented space 124 and establishes a pair of joint tongue 124g, it can pass the conjugate foramen 141 of this capping 14, and rivet, make this capping 14 with dented space 124 sealings.

As Figure 10 and shown in Figure 11, it is the utility model joints of optical fibre the 3rd embodiment, and present embodiment further provides a kind of drawing drawer body of special combination structure.Therefore, present embodiment is all adopted identical title with the member of the aforementioned first embodiment identical function, in order to examination.

The joints of optical fibre of present embodiment are by a drawing drawer body 3, and a box component 2 combines.

Wherein, this drawing drawer body 3 further comprises 33, one cappings 34 of a printed circuit board (PCB) 31, one pedestals 32, one swing sheets, and one revolves 35 compositions.

Printed circuit board (PCB) 31 has relevant circuit, and its place ahead couples a pair of conversion connector 311, and LC type socket-type connector for example is so that carry out the conversion of photosignal.This is positioned at least one casket mouth 321 in pedestal 32 the place aheads to connector 311.These printed circuit board (PCB) 31 rears are provided with the contact jaw 312 as golden finger, so that and electronic equipment, for example the motherboard of computing machine forms and is electrically connected.The creative feature of this printed circuit board (PCB) 31 is that its both sides form positioning piece 313 at least, so that be sheathed on pedestal 32 inside, to form the location.As Figure 10 and shown in Figure 11, the plate that this keeper 313 is a step shape lacks and the invaginated type groove.

Pedestal 32 is a microscler pedestal, and two casket mouths 321 are offered in its place ahead, so that respectively for a connector 311 location.The prominent relatively pair of openings fitting piece 323 forward of establishing of these two caskets mouth, 321 back sides top cover 322 that extends back, its two side back segment, it is for the grafting of capping 34 rear end clamping pieces 347; And the keeper 313 of the corresponding printed circuit board (PCB) 31 of top cover 322 inwalls is provided with fixture 322a, and the catch and the projection that contract in for example are so that these fixtures 322a is sheathed in the pedestal 32 for keeper 313, to form the location.

These casket mouth 321 bottom surfaces, pedestal 32 the place ahead have a dented space 324, and its central projection is established a location lug 324a, and its left and right sides respectively has the axle bed 324b of a projection, and its each self-forming one arc axial trough 324c is so that being pivoted for a swing sheet 33.

Swing sheet 33 is a microscler lamellar body, and it is provided with a rotating shaft 331 with lying across, and its both ends place respectively in the arc

axial trough

324c, and 332 of the central axis holes of offering and this location lug 324a socket, makes this swing sheet 33 unlikely any displacements.Rotate 35 for making this swing sheet 33 can be subjected to revolving, and make elastic tongue piece 23 perks, so these rotating shaft 331 front and back sides form pair of angled sheets 333.Wherein, this is adjacent to this and revolves a spring hole 324d is offered in 35 oblique plate 333 tops, so that supply the ccontaining of a spring 326, its movable end props up this oblique plate 333, make it not be subjected to revolving when pressing 35, present the perk state constantly, can make and hold oblique plate 333 smooth in addition in the surface of dented space 324.

Capping 34 is these pedestal 32 base seals, makes that this printed circuit board (PCB) 31 and swing sheet 33 are unlikely deviates from pedestal 32.As Figure 10 and shown in Figure 11, these capping 34 the place ahead left and right sides are respectively opened a conjugate foramen 341, so that pass through conjugate foramen 341 with screw 324f, and be locked in the screw 324e that dented space 324 correspondences are offered, not as limit, this capping 34 combines with pedestal 32, also must adopt as shown in Figure 9 riveted joint for it.

These capping 34 front end end faces are to should rotating shaft 331 forming a groove 342, and its both sides respectively have a bevel 343, limit with the angle of inclination of swinging two oblique plates 333 of sheet 33 as this.And rear bevel 343 is in abutting connection with a film trap 344, it can stretching out for the oblique plate 333 of its top swing, and the prominent wedge 345 of establishing in these film trap 344 rears, so that when this drawing drawer body 3 is intercalated in this box component 2, the wedge 345 of this projection is snapped in the button hole 231 of elastic lock tongue 23, to form the clip state.And when making this wedge 345 touch this elastic lock tongue 23, it can be imported in this button hole 231, so these wedge 345 trailing edges form an inclined-plane 345a, be beneficial to this elastic lock tongue 23 be strutted and be out of shape, and be able to move along its inside surface.

Moreover these capping 34 two sides are prominent establishes a plurality of support members 346, and it supports this printed circuit board (PCB) 31, and capping 34 rear ends have the clamping piece 347 of taper shape, and it is intercalated in pedestal 32 rear pair of openings fitting piece 323 forward.

Revolving 35 is a framework, it rotatably is articulated in this to both sides, casket mouth 321 below, that is, this revolves the pivot hole 352 of 35 liang of lateral plate 351 belows is articulated in this to this pivot 321c to casket mouth 321 outer flap 321a the place ahead drop face 321b below, this a pair of lateral plate 351 that revolves 35 can be placed in the drop face 321b, and with this to fin 321a flush.And when the clip state, these lateral plate 351 inner edges this flat side to fin 321a of fitting is with the limit of ending as rotation.Wherein, this laterally connects lateral plate 351 tops and the plectrum 353 that extends back is buckled in casket mouth 321 tops, and the connecting link 354 that the below laterally connects is positioned at this swing sheet 33 outside oblique plates 333 belows.

But this of this pedestal 32 is to the neck 325 sockets one shaped as frame conjunction 36 of 322 of casket mouth 321 and top covers, combining by capping 34 and pedestal 32 then, make this conjunction 36 be fixedly arranged on neck 325, these conjunction 36 tops and both sides are oblique forward stretches out a plurality of shell fragments 361, leak and have the electromagnetic wave of preventing, and increase the advantage of the adaptation that combines with box component 2.

Box component 2 the place aheads have an opening 21, so that for the intercalation of drawing drawer body 3 or detach.And be to form with this drawing drawer body 3 to lock, so its diapire 22 front ends are provided with an elastic lock tongue 23, this elastic lock tongue 23 is opened a button hole 231, so that clip or discharge the prominent wedge of establishing 345 of these drawing drawer body 3 front lower, locks or breaks away from and form; The a plurality of angles 221 of these diapire 22 periphery projections are so that be intercalated in the motherboard of electronic equipment, to form the location.

As Figure 12 its with drawing drawer body 3 after, and be not plugged in box component 2 as yet, wherein this box component 2 is fixedly arranged on the motherboard of electronic equipment.As Figure 13 and shown in Figure 14, drawing drawer body 1 is assembled in the synoptic diagram of box component 2, wherein, when being in the clip state of intercalation, this wedge 345 falls in the button hole 231, and forms locking state, at this moment, this drawing drawer body 3 can't be detached by the opening 21 of box component 2.The clamping piece 347 of this capping 34 then is intercalated in the fitting piece 323 at pedestal 32 rears, makes this printed circuit board (PCB) 31 can firmly be fixedly arranged on drawing drawer body 3.

That the utility model disclosed is a kind of of preferred embodiment, and patent right category of the present utility model is not all taken off in Ju Bu change or modification and come from technological thought of the present utility model and be easy to the person of knowing by inference by the people who has the knack of this skill such as.

Claims

1. joints of optical fibre is characterized in that comprising:

One drawing drawer body, it further comprises:

2. the joints of optical fibre as claimed in claim 1 is characterized in that, this conjunction and appropriate location, pedestal two sides further are oppositely arranged a pair of auxiliary clamping piece and a pair of secondary engagement member, and making this is should be to auxiliary clamping piece institute buckle to secondary engagement member.

3. the joints of optical fibre as claimed in claim 1 is characterized in that, this top, conjunction two side is extended a pair of rail sheet downwards, and the top cover both sides of pedestal are provided with a pair of guide groove relatively, and this stretches into this in the guide groove to the rail sheet.

4. the joints of optical fibre as claimed in claim 1 is characterized in that, this wedge trailing edge forms an inclined-plane.

5. the joints of optical fibre as claimed in claim 1 is characterized in that, a spring hole is offered in this location lug the place ahead, it is ccontaining for a spring, this spring movable end props up one constantly and can be the oblique plate of connecting link institute start, and presents the perk state, and making in addition, the oblique plate of end is adjacent to this elastic tongue piece.

6. the joints of optical fibre as claimed in claim 1 is characterized in that, this capping left and right sides is respectively opened a conjugate foramen, so that to screw togather or the riveted mode is incorporated into this drawing drawer body bottom surface.

7. the joints of optical fibre as claimed in claim 1 is characterized in that, the groove both sides of this capping respectively have a bevel, limit with the angle of inclination of swinging two oblique plates of sheet as this.

8. the joints of optical fibre as claimed in claim 1, it is characterized in that, this revolves further comprising two lateral plates, the pivot hole of its below is articulated in the pivot of this drop face below, a pair of fin the place ahead, drawing drawer body both sides, this can be placed in the drop face lateral plate, and this is buckled in casket body the place ahead upper limb to the plectrum that laterally connects above the lateral plate and extend back, and the below laterally then connects as horizontal with a connecting link.

9. the joints of optical fibre as claimed in claim 8 is characterized in that, this is to lateral plate inner edge this flat side to fin of fitting, with the limit of ending as rotation.

10. the joints of optical fibre as claimed in claim 1 is characterized in that, the frame mouth of this conjunction top and both sides are oblique forward stretches out a plurality of shell fragments, and frame mouth bottom front forms a hollow-out parts, and it exposes for pedestal front lower wedge.

11. joints of optical fibre is characterized in that comprising:

One drawing drawer body, it further comprises:

One pedestal, its place ahead have at least one casket mouth, for this setting to conversion connector, and this casket mouth top cover that extends back, its two side back segment is prominent relatively establishes the pair of engaging part, and corresponding each keeper of top cover inwall is provided with fixture, and socket each other and being decided to be; And the dented space central projection of this bottom surface, casket mouth the place ahead is established a location lug, and its both sides respectively are provided with an arc axial trough;

12. the joints of optical fibre as claimed in claim 11 is characterized in that, further comprise a shaped as frame conjunction, it is socketed on the neck between casket mouth and top cover, and this conjunction top and both sides are oblique forward stretches out a plurality of shell fragments.

13. the joints of optical fibre as claimed in claim 11 is characterized in that, this wedge trailing edge forms an inclined-plane.

14. the joints of optical fibre as claimed in claim 11 is characterized in that, a spring hole is offered in this location lug the place ahead, it is ccontaining for a spring, this spring movable end props up one constantly and can be the oblique plate of connecting link institute start, and presents the perk state, and making in addition, the oblique plate of end is adjacent to this elastic tongue piece.

15. the joints of optical fibre as claimed in claim 11 is characterized in that, this capping left and right sides is respectively opened a conjugate foramen, so that to screw togather or the riveted mode is incorporated into this drawing drawer body bottom surface.

16. the joints of optical fibre as claimed in claim 11 is characterized in that, the groove both sides of this capping respectively have a bevel, limit with the angle of inclination of swinging two oblique plates of sheet as this.

17. the joints of optical fibre as claimed in claim 11, it is characterized in that, this revolves further comprising two lateral plates, the pivot hole of its below is articulated in the pivot of this drop face below, a pair of fin the place ahead, drawing drawer body both sides, this can be placed in the drop face lateral plate, and this is buckled in casket body the place ahead upper limb to the plectrum that laterally connects above the lateral plate and extend back, and the below laterally then connects as horizontal with a connecting link.

18. the joints of optical fibre as claimed in claim 17 is characterized in that, this is to lateral plate inner edge this flat side to fin of fitting, with the limit of ending as rotation.