CN202171660U - Optical fiber connection component and optical fiber connector including the same - Google Patents
Optical fiber connection component and optical fiber connector including the same Download PDFInfo
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- CN202171660U CN202171660U CN2011202312226U CN201120231222U CN202171660U CN 202171660 U CN202171660 U CN 202171660U CN 2011202312226 U CN2011202312226 U CN 2011202312226U CN 201120231222 U CN201120231222 U CN 201120231222U CN 202171660 U CN202171660 U CN 202171660U
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Abstract
The utility model relates to an optical fiber connection component, comprising an optical fiber connection supporting seat and an optical fiber positioning component. The optical fiber connection supporting seat comprises a first end and a second end which are vertical, and an accommodating groove, wherein an optical fiber to be connected is led from the second end, the accommodating groove is vertically arranged between the first end and the second end, and the bottom of the accommodating groove is provided with a recess for accommodating the optical fiber to be connected. The optical fiber positioning component is matched to the optical fiber connection supporting seat, and comprises a pressing portion and a fixing portion, wherein the pressing portion is suitable for being matched in the accommodating groove, the pressing portion moves between a pressing position with the optical fiber being pressed and a release position with the optical fiber not being pressed, and the fixing portion releasably fixes the pressing portion on the pressing position. The utility model also relates to an optical fiber connector including the optical fiber connection component. The optical fiber connector is simple in operation, low in cost, and high in connection success rate, and can be repeatedly used.
Description
Technical field
The utility model relates to a kind of optical fiber and connects, and relates in particular to a kind of on-the-spot fibre junction assembly and a kind of joints of optical fibre that comprise this fibre junction assembly that connect fast of realizing optical fiber.
Background technology
The joints of optical fibre are requisite devices in the optical fiber telecommunications system.Because progressively fiberize of local communication network; In particular for the needs that adapt to Optical Access Network and fiber-to-the-home front yard (FTTH); The demand of the joints of optical fibre also in continuous rising, depend merely in the factory assembling and grind to produce and can't satisfy the demand, and its cost is also very high; Therefore the assembling of connector is just moved towards the installation work scene from factory, and is also more and more to the demand of the fast simple assembled in situ type joints of optical fibre.
Be applicable to field erected connector requirement must save time, laborsaving, easy to operate, and require only to need a few minutes can assemble out reliable joints of optical fibre.Like application number is 200910050536.3 the joints of optical fibre that one Chinese patent application disclosed, and promptly have These characteristics, yet these joints of optical fibre has a shortcoming, can not reuse exactly.That is to say that after optical fiber connected, built-up member was fixed to one another, can't be under the situation of not destroying built-up member or optical fiber, complete dismounting, and be used again.
The difficult point of the joints of optical fibre is the accurate coupling of optical fiber, if mate badly, then can cause very big decay and internal reflection, thereby influence connector performance.In order to make the accurate coupling of optical fiber, often need the accurate cooperation of a lot of parts to guarantee, and existing a lot of joints of optical fibre also need speciality tool to carry out installation and removal, cause than higher production cost.A lot of in addition existing a lot of joints of optical fibre reliabilities are low, and installation step is loaded down with trivial details, often needs the masterful technique workman to operate just and can reach the performance index requirement, and the mortality that continues is than higher.
The utility model content
Installation step in the prior art is loaded down with trivial details in order to overcome, at least one aspect of the technical matters of continue the mortality height and the joints of optical fibre, proposes the utility model.
An aspect according to the utility model has proposed a kind of fibre junction assembly, comprises fibre junction supporting seat and fiber orientation assembly, and the fibre junction supporting seat has: first end and second end vertically, introduce optical fiber to be continued from said second end; Holding tank vertically is opened between first end and second end, and is provided with groove in the bottom of said holding tank, and the jointed fiber of treating of introducing is contained in the said groove; The fiber orientation assembly is engaged on the said fibre junction supporting seat, and said fiber orientation assembly has the press section that is engaged in the said holding tank, and said press section is suitable for moving at the pressing position of pushing optical fiber and between not according to the off-position of press polish fibre; And fixed part, said press section is fixed on said pressing position releasedly.
Alternatively; Said fixed part extends at least a portion with the outer wall that coats said fibre junction supporting seat from the both sides of said press section, a plurality of buckles of formation are connected so that said press section is fixed on said pressing position between the outer wall of said fixed part and said fibre junction supporting seat.
Alternatively; Said fixed part is the sliding members that cooperates with said fibre junction supporting seat; Said sliding members is suitable between the primary importance and the second place, sliding; When said sliding members was positioned at said primary importance, said press section was in said releasing means, is in said pressing position and when said sliding members slides into the second place, drive said press section.
Advantageously, said press section has the press surface of pushing optical fiber and the actuator surface that contacts with said fixed part; Thereby said sliding members is pushed said actuator surface and is activated said press surface and push the said jointed fiber of treating when said primary importance slides into the said second place.
Further; Said press surface is parallel with the bottom surface of holding tank; Said actuator surface and said press surface are parallel, and said actuator surface is provided with activation projection, and said sliding members is suitable for pushing said activation projection and the press surface that activates said press section is pushed the said jointed fiber of treating.
Further, said press surface is parallel with the bottom surface of holding tank, and said actuator surface and said press surface are parallel; Said sliding members is parallel with said actuator surface with the surface of said actuator surface contact; Said sliding members is moving on the direction perpendicular to said press surface when sliding about said fibre junction supporting seat.
Further, said press surface is parallel with the bottom surface of holding tank, and said actuator surface tilts with respect to said press surface, and perhaps said actuator surface forms step surface; Said sliding members is not moving on the direction perpendicular to said press surface when sliding about said fibre junction supporting seat.Alternatively, said sliding members has the slip dip plane that cooperates with said actuator surface, and said slip dip plane is identical with the angle of inclination of said actuator surface.
Advantageously, in technique scheme, said fiber orientation assembly also has resetting means, said resetting means be suitable for said fixed part remove to said press section fixedly the time said press section reset to the off-position.Advantageously, said resetting means is an elastic body, said elastic body be suitable for said fixed part remove to said press section fixedly the time said press section reset to the off-position.
Further, said elastic body extends to the many to elastic body of press surface below for the both sides from the press section.Alternatively, the narrow portion that said holding tank has middle those widened sections and is positioned at middle those widened sections two ends, the width of said press section is slightly less than said narrow width, and the end of said press section places said narrow; Said many both sides that elastic body (22) are symmetricly set on the pars intermedia of said press section; Said a plurality of elastic body is arranged in said middle those widened sections.
Another aspect according to the utility model has proposed a kind of joints of optical fibre, comprising: the fibre junction assembly: housing, an end have the container cavity that holds said fibre junction supporting seat and said fiber orientation assembly, and the other end has accommodation hole; Fiber stub, said fiber stub are fixed, are contained in the said accommodation hole; And optic fibre fixing device, be used for optical fiber fixedly to be continued removedly, wherein: the naked fibre of optical fiber said to be continued extend at least in the said groove and with the naked fine coupling of said fiber stub.
Advantageously, a said end of said optic fibre fixing device inserts and is coupled in the said container cavity, and is connected with said container cavity formation buckle.
Alternatively, said fibre junction supporting seat also has the conduit that extends from said second end, and the naked fibre of optical fiber said to be continued continues to extend through said conduit; And said conduit inserts and is coupled in the said end of said optic fibre fixing device.
Alternatively, the said joints of optical fibre also comprise spring; The diameter of said conduit is less than the radial width of said second end; Said spring housing is being arranged on the said conduit between the said end of said second end and said optic fibre fixing device.
Alternatively, the other end of said optic fibre fixing device forms the tubular body of fiber optic protection layer fixed part; A said end of said optic fibre fixing device and the pars intermedia between the said other end are formed with vertical fluting; Vertically fluting extends radially inwardly exposing the naked fibre of optical fiber said to be continued, and treats that the naked fibre of jointed fiber is suitable for radially bending in said vertical fluting.
Alternatively, the outer setting of said pars intermedia has external thread; The said joints of optical fibre also comprise fixedly tail cover, and the front end inboard of said fixedly tail cover has the internal thread that cooperates with said external thread, and the rear end of said fixedly tail cover has the hole that supplies said fiber optic protection layer to pass through.
Alternatively, the said joints of optical fibre also comprise shell, and said shell is assemblied in said outside, and said shell and adapter are complementary to guarantee being connected of the said joints of optical fibre and said adapter.
Advantageously, the fixed part in the fibre junction assembly in the above-mentioned joints of optical fibre is above-mentioned sliding members, and wherein, the sidepiece of said housing has the slotted opening from the inlet end extension of container cavity; Said sliding members has and is suitable for the teat that moves along said slotted opening, and said teat is suitable for being moved from the outside of said slotted opening, and said teat is along the said sliding members of mobile actuating of said slotted opening.
The joints of optical fibre of the utility model are simple to operate, cost is low, jointing-success-rate is high, and can use repeatedly.
Description of drawings
Fig. 1 is the decomposing schematic representation according to the joints of optical fibre of an embodiment of the utility model;
Fig. 2 is the stereographic map of the joints of optical fibre that fit together among Fig. 1;
Fig. 3 is the stereographic map according to the fibre junction assembly of an embodiment of the utility model, and wherein the fiber orientation assembly is removed so that holding tank and groove are shown;
Fig. 4 is the exploded view according to the fibre junction assembly of an embodiment of the utility model, wherein also shows fiber stub and optical fiber to be continued;
Fig. 5 is the component-assembled synoptic diagram together among Fig. 4;
Fig. 6 is the synoptic diagram of Fig. 5 middle section A, and wherein the press section does not have compacted;
Fig. 7 is the synoptic diagram of Fig. 5 middle section A, and wherein the press section is compacted;
Fig. 8 is the shell among Fig. 2 and the fixing stereographic map of the joints of optical fibre that are removed of tail cover;
Fig. 9 is the shell among Fig. 8 and fixing another stereographic map of the joints of optical fibre that are removed of tail cover;
Figure 10 is the schematic cross-section that is similar to Fig. 6 of the other fit system of fiber orientation assembly and fibre junction supporting seat.
Embodiment
Describe the embodiment of the exemplary of the utility model below in detail, the example of embodiment is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment that is described with reference to the drawings below is exemplary, is intended to explain the utility model, and can not be interpreted as the restriction to the utility model.
Shown in Fig. 1,3,4,6-7; Fibre junction assembly according to the utility model comprises: fibre junction supporting seat 1 and fiber orientation assembly PA; Fibre junction supporting seat 1 has: first end 11 and second end 12 vertically, introduce optical fiber 61 to be continued from said second end 12; Holding tank 19 vertically is opened between first end 11 and second end 12, between first end 11 and second end 12, and is provided with groove 13 in the bottom of said holding tank 19, and the jointed fiber of treating of introducing is contained in the said groove.Fiber orientation assembly PA is engaged on the said fibre junction supporting seat 1 and has: be adapted to fit in the press section 2 in the said holding tank 19, said press section 2 is mobile between the pressing position of pushing optical fiber and the off-position fine not according to press polish; With fixed part 3, be used for said press section 2 is fixed on said pressing position releasedly.
For example, though do not illustrate, press section 2 can adopt the pivot ways of connecting to be arranged in the holding tank 19.Particularly, an end of press section 2 is fixed on the said holding tank 19 pivotally, and said fixed part 2 is in the fixing said press section 2 that has been pivoted to pressing position of the other end of said press section 2.Advantageously; Said fixed part 3 is arranged on the fibre junction supporting seat 1, and is suitable for moving said press section 2 being fixed on the primary importance of pressing position and discharging between the second place of said press section, for example; The fixed part 3 of sheet can pivot and be connected on the fibre junction supporting seat 1; This fixed part 3 can be pivoted to the position that does not cover press section 2 from the position that covers press section 2, and more for example, fixed part 3 also can be the pin shaped formula; This pin can discharge the press section during from holding tank 19 withdrawal, and this pin can engage with the hole on the press section when extending in the holding tank 19 and fixing press section 2.Significantly, the buckle connection is releasable.
Equally, though do not illustrate, fixed part can only utilize the buckle ways of connecting that the press section is fixed on pressing position.Said fixed part 3 extends at least a portion with the outer wall that coats said fibre junction supporting seat 1 from the both sides of said press section 2, a plurality of buckles of formation are connected so that said press section 2 is fixed on said pressing position between the outer wall of said fixed part 3 and said fibre junction supporting seat 1.Significantly, the buckle connection is releasable.
Can also adopt otherwise, like Fig. 1,4,6, shown in 7, said fixed part 3 is the sliding members that cooperates with fibre junction supporting seat 1.Said sliding members is suitable between the primary importance and the second place, sliding; When said sliding members is positioned at said primary importance; Said press section 2 is in said releasing means, is in said pressing position and when said sliding members slides into the second place, drive said press section 2.Said sliding members 3 covers said press sections 2 and by the support of leading in the vertical of said fibre junction supporting seat 1.Said press section 2 has the press surface 27 of pushing optical fiber and the actuator surface 21 relative with press surface 27; Thereby said sliding members is pushed said actuator surface and is activated said press surface and push the said jointed fiber of treating when said primary importance slides into the said second place.Particularly; Said sliding members 3 makes said press section 2 get into said pressing position along first direction (in accompanying drawing 1 for left direction) about the relative slip of said fibre junction supporting seat 1, and the relative slip about said fibre junction supporting seat 1 of the said sliding members 3 edges second direction opposite with said first direction (in accompanying drawing 1 for to the right direction) discharges said press section 2.
Said press surface 27 can be parallel with the bottom surface of holding tank 19; Said actuator surface 21 and said press surface 27 are parallel; And said actuator surface is provided with the activation projection (not shown), and said sliding members is suitable for pushing said activation projection and the press surface that activates said press section (2) is pushed the said jointed fiber of treating.For example; Said sliding members 3 is not moving on the direction perpendicular to said press surface 27 when sliding about said fibre junction supporting seat 1; And when the surface 32 that said sliding members 3 contacts with said actuator surface 21 slips over the activation projection on the said actuator surface on first direction; Said press section 2 is in pressing position; And when said sliding members 3 slide along second direction that thereby said sliding members contacts with said actuator surface said surperficial 32 not with said actuator surface on activation projection when contacting, said press section is released.
Alternatively, said press surface 27 is parallel with the bottom surface of holding tank 19, and said actuator surface 21 and said press surface 27 are parallel; The surface 32 of said sliding members 3 and 21 contacts of said actuator surface is parallel with said actuator surface 21; Said sliding members 3 is moving on the direction perpendicular to said press surface 27 when sliding about said fibre junction supporting seat.In this scheme, the guide of support and guided slidable element can tilt in the vertical, and perhaps the face of the guide contacts of sliding members and support and guided slidable element tilts in the vertical.
Alternatively, said press surface 27 is parallel with the bottom surface of holding tank 19, and said actuator surface 21 tilts with respect to said press surface 27, and perhaps said actuator surface 21 forms the step surface (not shown); Said sliding members 3 is not moving on the direction perpendicular to said press surface when sliding about said fibre junction supporting seat.Alternatively, said sliding members 3 has the slip dip plane 32 that cooperates with said actuator surface 21, and said slip dip plane 32 is identical with the angle of inclination of said actuator surface 21.
Like Fig. 6, shown in 7, in order to realize guiding and the support to sliding members 3, said fibre junction supporting seat outer setting has longitudinally or longitudinally guide groove roughly; Said sliding members is provided with the guide rail that cooperates with said guide groove.Alternatively, though do not illustrate,, said fibre junction supporting seat outside can be provided with longitudinally or longitudinally guide rail roughly; And said sliding members is provided with the guide groove that cooperates with said guide rail.Guide rail and guide groove are not limited to Fig. 6, the form shown in 7.For example, as shown in Figure 10, guide rail, guide groove can also cooperate inner formation of fibre junction supporting seat.
Said fiber orientation assembly also can have resetting means, said resetting means be suitable for said fixed part remove to said press section 2 fixedly the time said press section 2 reset to the off-position.Though do not illustrate, said elastic body can be arranged between the press surface 27 of bottom surface and press section of holding tank 19.Though do not illustrate, the correspondence position on said press surface, perhaps the correspondence position in the said bottom surface of holding tank is provided with and holds elastomeric recess.
Like Fig. 6, shown in 7, elastic body 22 be suitable for said fixed part 3 remove to said press section 2 fixedly the time said press section 2 pushed away said pressing position.
Said elastic body can extend to the many to elastic body 22 of press surface 27 belows for the both sides from the press section.
Simultaneously referring to Fig. 1, the narrow portion that said holding tank 19 has middle those widened sections and is positioned at those widened sections two ends, centre, the width of said press section 2 is slightly less than said narrow width, and the end of said press section places said narrow; Many elastic body 22 is symmetricly set on the both sides of the pars intermedia of said press section 2, each elastic body extends beyond 27 1 preset distances of press surface of said press section 2 from the side of said pars intermedia; Said a plurality of elastic body 22 is arranged in said middle those widened sections.
Elastic body can be other form.For example, elastic body can be spring or other resilient material that is embedded in holding tank 19 bottoms, and at this moment, holding tank 19 can have those widened sections.2 one ends pivot and to be connected under the situation of holding tank 19 in the press section, can be in the press section 2 the other end, bury elastic bodys such as spring underground in the bottom of holding tank 19.Elastic body also be set directly at press section 2 press surface 27 not with part that optical fiber contacts on, simultaneously, the correspondence position of the bottom surface of holding tank 19 is provided with and holds elastomeric recess.
In addition, the end in press section 2 utilizes pivoting device to be pivotally secured under the situation on the said holding tank 19, and itself can constitute said resetting means this pivoting device.
Utilize resetting means, can under the 2 d/d situation of press section, automatically press section 2 be pushed away pressing position, thereby when naked fibre that will be to be continued is inserted in the groove 13, can prevent effectively that naked fine end face from contacting with the too much of press surface by resetting means.
The 1-9 explanation is according to the joints of optical fibre of the utility model with reference to the accompanying drawings.
These joints of optical fibre comprise:
The fibre junction assembly has:
Fibre junction supporting seat 1 and fiber orientation assembly PA, fibre junction supporting seat 1 has: first end 11 and second end 12 vertically, introduce optical fiber 61 to be continued from said second end 12; Holding tank 19 vertically is opened between first end 11 and second end 12, and is provided with groove 13 in the bottom of said holding tank 19, and the jointed fiber of treating of introducing is contained in the said groove.Fiber orientation assembly PA cooperates with said fibre junction supporting seat 1 and has: be adapted to fit in the press section 2 in the said holding tank 19, said press section 2 is mobile between the pressing position of pushing optical fiber and the off-position fine not according to press polish; With fixed part 3, be used for said press section 2 is fixed on said pressing position releasedly, housing 4, one ends have the container cavity 42 that holds said fibre junction supporting seat 1 and said fiber orientation assembly PA, and the other end has the accommodation hole (not shown);
Optic fibre fixing device 7 is used for optical fiber fixedly to be continued removedly 6,
Wherein:
A said end 75 of said optic fibre fixing device 7 inserts and is coupled in the said container cavity 42, and is connected with said container cavity 42 formation buckles.For example, like Fig. 1, shown in 8, the open side near container cavity 42 of housing 4 is provided with mating holes 43, and an end 75 of optic fibre fixing device 7 is provided with claw 71, and this claw 71 is suitable for snapping in the said mating holes 43.Certainly can also adopt other buckle connected mode.
One end 75 of said optic fibre fixing device 7 also can utilize the shell mentioned of back 9 location and realize and the cooperating of the said end of housing 4.
As shown in Figure 3, said fibre junction supporting seat 1 also has the conduit 14 that extends from said second end 12, and naked fine 61 of optical fiber 6 said to be continued extends through said conduit 14; And said conduit 14 inserts and is coupled in the said end 75 of said optic fibre fixing device 7.
The said joints of optical fibre also can comprise spring 72; The diameter of said conduit 14 is less than the radial width of said second end 12; Said spring 72 is enclosed between the said end 75 that is arranged on said second end 12 and said optic fibre fixing device 7 on the said conduit 14.
Like Fig. 1, shown in 8, the other end of said optic fibre fixing device 7 forms the tubular body 74 of the fixed part of fiber optic protection layer 62; A said end of said optic fibre fixing device 7 and the pars intermedia between the said other end are formed with vertical fluting 73; Vertically fluting 73 extends radially inwardly exposing the naked fine 61 of optical fiber said to be continued 6, and treats that the naked fibre of jointed fiber is suitable for radially bending in said vertical fluting.Be suitable for seeing the bending of the naked fibre of drawing from fiber optic protection layer 62 via said vertical fluting 73.
The outer setting of said pars intermedia has external thread 76; The said joints of optical fibre also comprise fixedly tail cover 8, and the front end inboard of said fixedly tail cover 8 has the internal thread that cooperates with said external thread 76, and the rear end of said fixedly tail cover 8 has the hole that supplies said fiber optic protection layer to pass through.
Like Fig. 1, shown in 2, the said joints of optical fibre also comprise shell 9, and said shell is assemblied in said housing 4 outsides, and said shell 9 and adapter are complementary to guarantee being connected of the said joints of optical fibre and said adapter.
In the said fibre junction assembly, said fixed part 3 is for being engaged in the outside sliding members of said fibre junction supporting seat 1, and said sliding members 3 covers said press sections 2 and by the support of leading in the vertical of said fibre junction supporting seat 1; Said press section 2 has the press surface 27 of pushing optical fiber and the actuator surface 21 relative with press surface 27; Said sliding members 3 makes said press section 2 get into said pressing position along first direction (in accompanying drawing 1 for left direction) about the relative slip of said fibre junction supporting seat 1, and the relative slip about said fibre junction supporting seat 1 of the said sliding members 3 edges second direction opposite with said first direction (in accompanying drawing 1 for to the right direction) discharges said press section 2.As shown in Figure 9, the sidepiece of said housing 4 has the slotted opening 41 from the inlet end extension of container cavity 42; Said sliding members 3 has and is suitable for the teat 31 that moves along said slotted opening 41, and said teat 31 is suitable for being moved from the outside of said slotted opening 41, and said teat 31 is along the said sliding members 3 of mobile actuating of said slotted opening 41.
The preferred embodiment of the joints of optical fibre is described with the embodiment shown in the accompanying drawing below.
Fibre junction assembly according to the utility model comprises:
Fibre junction supporting seat 1 has first end 11 and second end 12;
Lid (corresponding to press section mentioned above) 2 is complementary with holding tank 19, places on the long and narrow groove 13, is used for pressed fiber behind the fibre junction, and wherein the upper surface 21 of lid is the inclined-plane;
Sliding members 3 is arranged on fibre junction supporting seat 1 outside, and fibre junction supporting seat 1 slides relatively, pushes a high position to from the low level on lid inclined-plane, thereby pressed fiber gradually realizes that optical fiber connects, and wherein sliding members has teat 31; With
The embodiment of the joints of optical fibre of the utility model also comprises fiber stub 5, is generally processed by pottery at present, and is inner porose, can fix pre-buried optical fiber 51, and pre-buried optical fiber stretches out certain length from an end.The pottery fiber stub is assemblied in first end 11 of fibre junction supporting seat 1, and the optical fiber that stretches out stretches in the inner long and narrow groove of fibre junction supporting seat 13.Second end of fibre junction supporting seat 1 is extended with an elongated conduit 14 outward, is used for preliminary guiding optical fiber 61 to groove 13 to be continued, thereby realizes field splicing with pre-buried optical fiber 51.
Two sidepieces of fibre junction supporting seat 1 are respectively equipped with track 15, sliding members 3 can be slided along track 15, and sliding members is remained on the lid top, can not come off.Concrete, track is a groove, the sidepiece of sliding members has the inwardly outstanding part that is complementary with the sidepiece groove, thus sliding members can be along promoting slip.
The embodiment of the joints of optical fibre of the utility model also comprises optic fibre fixing device 7, is used for fixing optical fiber to be continued 6, and naked fine 61 of optical fiber front portion to be continued is used for realizing continuing with naked fine 51 of pre-buried optical fiber 5; The naked fine part of the end rear portion right and wrong that continue promptly has the part 62 of fiber optic protection layer.The front end of optic fibre fixing device 7 and housing 4 are fixing.Particularly, as shown in the figure, respectively there is a projection (corresponding to the claw of preceding text) 71 the front end both sides of optic fibre fixing device, and the corresponding site of housing has mating holes 43, can hold complementary protuberance 71, thereby both are fixed together.Between fibre junction supporting seat and optic fibre fixing device, also comprise an elastic body, like spring 72.When with fiber stub connection adaptor (not shown) the time, spring can apply a reacting force to fiber stub, thereby guarantees reliable the connection.Concrete, spring is assemblied in the outside of the slender conduit of fibre junction bracing or strutting arrangement, stops that by second end of fibre junction supporting seat opposite side is stopped by the front end of optic fibre fixing device.Spring assembling back keeps compressive state.
The other end of said optic fibre fixing device 7 forms the tubular body 74 of the fixed part of fiber optic protection layer 62; One end of said optic fibre fixing device 7 and the pars intermedia between the other end are formed with at said vertical upwardly extending vertical fluting 73; Vertically fluting 73 extends radially inwardly exposing the naked fine 61 of optical fiber said to be continued 6, and said naked fine 61 of the jointed fiber 6 of treating is suitable for radially bending in said vertical fluting 73; Opening via said vertical fluting 73 is suitable for seeing the naked fibre of drawing from fiber optic protection layer 62.Naked fine meeting produces a slight bending when naked fibre contacts with pre-buried optical fiber, guarantees that contact is good.
The embodiment of the joints of optical fibre of the utility model also comprises a fixedly tail cover 8, and the front end inboard has internal thread, and the external thread anterior with the groove body is complementary.The rear portion is porose, and optical fiber can be passed.Fixedly tail cover is made up of two parts, and the anterior harder material of quality is processed, and like rigid plastic etc., the rear portion is processed by the material of softness, thereby guarantees that optical fiber is can bending angle too not big, thus the transmission performance of assurance optical fiber.
These joints of optical fibre also comprise a shell 9, are assemblied in the outside of housing, and when the joints of optical fibre were connected to adapter, itself and adapter were complementary, thereby guarantee itself and being connected of adapter.
The method of application introduction of the embodiment of the joints of optical fibre of the utility model is following.To have one section of the optical fiber stripping of protective seam earlier, expose naked fibre, and make naked fibre can be used to continue.Optical fiber is inserted in the fibre junction supporting seat 1 through optic fibre fixing device, achieves a butt joint with pre-buried optical fiber.In fibre junction, push optical fiber forward, make the part slight curvature (can see) of naked fibre in vertical fluting 73; Thereby guarantee that fiber alignment is good, with hand optical fiber temporarily is fixed on the optic fibre fixing device 7 then, afterwards another hand propelled sliding members 3; The surface 32 of sliding members 3 overcomes the elasticity of elastic body 22 and promotes press section 2 and move towards optical fiber, until extruding optical fiber (like Fig. 6 to Fig. 7), treat fibre junction and compacted after; Loosen crooked optical fiber, fixedly tail cover 8 is fixed on the optic fibre fixing device 7 through screw thread, thus final fixed fiber; Put shell 9 and protective cover again, the connection of the joints of optical fibre has just been accomplished.When needs are changed or are dismantled optical fiber; At first back out fixedly tail cover 8, promote sliding members 3 then and move in the opposite direction, thereby the surface 32 of sliding members 3 discharges pushing press section 2 gradually; Simultaneously; Elastic body 22 also pushes away pressing position up to discharging (like Fig. 7 to Fig. 6) fully with the press section gradually, afterwards, can extract out and optical fiber 6 is removed from optic fibre fixing device 7 naked fine 61.
Although illustrated and described the embodiment of the utility model, for those of ordinary skill in the art, be appreciated that under the situation of principle that does not break away from the utility model and spirit and can change these embodiment.The scope of application of the utility model is limited accompanying claims and equivalent thereof.
Claims (20)
1. fibre junction assembly comprises:
Fibre junction supporting seat (1) comprising: first end (11) and second end (12) vertically, introduce optical fiber to be continued from said second end (12), and holding tank (19), said holding tank vertically is opened between first end (11) and second end (12),
It is characterized in that:
Be provided with groove (13) in the bottom of said holding tank (19), the jointed fiber of treating of introducing is contained in the said groove; And
Said fibre junction assembly also comprises fiber orientation assembly (PA), and said fiber orientation assembly is engaged on the said fibre junction supporting seat (1), and said fiber orientation assembly has:
Be engaged in the press section (2) to push optical fiber in the said holding tank (19), institute
Stating press section (2) is suitable for moving at the pressing position of pushing optical fiber and between not according to the off-position of press polish fibre; With
Fixed part (3) is fixed on said pressing position releasedly with said press section.
2. fibre junction assembly according to claim 1 is characterized in that:
Said fixed part (3) extends at least a portion with the outer wall that coats said fibre junction supporting seat (1) from the both sides of said press section (2),
Forming a plurality of buckles between the outer wall of said fixed part (3) and said fibre junction supporting seat (1) is connected so that said press section (2) are fixed on said pressing position.
3. fibre junction assembly according to claim 1 is characterized in that:
Said fixed part (3) is the sliding members that cooperates with said fibre junction supporting seat (1); Said sliding members is suitable between the primary importance and the second place, sliding; When said sliding members is positioned at said primary importance; Said press section (2) is in said releasing means, is in said pressing position and when said sliding members slides into the second place, drive said press section (2).
4. fibre junction assembly according to claim 3 is characterized in that:
Said press section (2) has the press surface (27) of pushing optical fiber and the actuator surface (21) that contacts with said fixed part (3);
Thereby said sliding members is pushed said actuator surface and is activated said press surface and push the said jointed fiber of treating when said primary importance slides into the said second place.
5. fibre junction assembly according to claim 4 is characterized in that:
Said press surface (27) is parallel with the bottom surface of holding tank (19); Said actuator surface (21) is parallel with said press surface (27); And said actuator surface (21) is provided with activation projection, and said sliding members is suitable for pushing said activation projection and the press surface that activates said press section (2) is pushed the said jointed fiber of treating.
6. fibre junction assembly according to claim 4 is characterized in that:
Said press surface (27) is parallel with the bottom surface of holding tank (19), and said actuator surface (21) is parallel with said press surface (27);
Said sliding members is parallel with said actuator surface (21) with the surface of said actuator surface (21) contact;
Said sliding members is moving on the direction perpendicular to said press surface (27) when sliding about said fibre junction supporting seat (1).
7. fibre junction assembly according to claim 4 is characterized in that:
Said press surface (27) is parallel with the bottom surface of holding tank (19), and said actuator surface (21) tilts with respect to said press surface (27), and perhaps said actuator surface (21) forms step surface;
Said sliding members does not move on perpendicular to the direction of said press surface (27) when sliding with respect to said fibre junction supporting seat (1).
8. fibre junction assembly according to claim 7 is characterized in that:
Said sliding members has the slip dip plane that cooperates with said actuator surface (21), and said slip dip plane is identical with the angle of inclination of said actuator surface (21).
9. according to each described fibre junction assembly among the claim 1-8, it is characterized in that:
Said fiber orientation assembly also has resetting means, said resetting means be suitable for said fixed part (3) remove to said press section (2) fixedly the time said press section (2) reset to the off-position.
10. fibre junction assembly according to claim 9 is characterized in that:
Said resetting means is elastic body (22), said elastic body be suitable for said fixed part (3) remove to said press section (2) fixedly the time said press section (2) reset to the off-position.
11. fibre junction assembly according to claim 10 is characterized in that:
Said elastic body extends to the many to elastic body (22) of press surface (27) below for the both sides from the press section.
12. fibre junction assembly according to claim 11 is characterized in that:
The narrow portion that said holding tank (19) has middle those widened sections and is positioned at middle those widened sections two ends, the width of said press section (2) is slightly less than said narrow width, and the end of said press section (2) places said narrow;
Said many both sides that elastic body (22) are symmetricly set on the pars intermedia of said press section;
Said a plurality of elastic body (22) is arranged in said middle those widened sections.
13. joints of optical fibre comprise:
The fibre junction assembly; Comprise fibre junction supporting seat (1); Said fibre junction supporting seat (1) comprising: first end (11) and second end (12) vertically; Introduce optical fiber to be continued from said second end (12), and holding tank (19), said holding tank vertically is opened between first end (11) and second end (12);
Housing (4), an end have the container cavity (42) that holds said fibre junction supporting seat (1) and said fiber orientation assembly, and the other end has accommodation hole;
Fiber stub (5), said fiber stub are fixed, are contained in the said accommodation hole; And
Optic fibre fixing device (7) is used for optical fiber fixedly to be continued removedly (6),
It is characterized in that:
Be provided with groove (13) in the bottom of said holding tank (19), the jointed fiber of treating of introducing is contained in the said groove;
Said fibre junction assembly also comprises fiber orientation assembly (PA), and said fiber orientation assembly is engaged on the said fibre junction supporting seat (1), and said fiber orientation assembly has:
Be engaged in the press section (2) to push optical fiber in the said holding tank (19), institute
Stating press section (2) is suitable for moving at the pressing position of pushing optical fiber and between not according to the off-position of press polish fibre; With
Fixed part (3) is fixed on said pressing position releasedly with said press section;
The naked fibre (61) of optical fiber said to be continued (6) extend at least in the said groove (13) and with naked fibre (51) coupling of said fiber stub (5).
14. the joints of optical fibre according to claim 13 is characterized in that:
A said end (75) of said optic fibre fixing device (7) inserts and is coupled in the said container cavity (42), and is connected with said container cavity formation buckle.
15., it is characterized in that according to the claim 13 or the 14 described joints of optical fibre:
Said fibre junction supporting seat (1) also has the conduit (14) that extends from said second end (12), and the naked fibre (61) of optical fiber said to be continued (6) extends through said conduit (14); And
Said conduit (14) inserts and is coupled in the said end (75) of said optic fibre fixing device (7).
16. the joints of optical fibre according to claim 15 is characterized in that:
The said joints of optical fibre also comprise spring (72);
The diameter of said conduit (14) is less than the radial width of said second end (12);
Said spring (72) is enclosed between the said end (75) that is arranged on said second end (12) and said optic fibre fixing device (7) on the said conduit (14).
17., it is characterized in that according to the claim 13 or the 14 described joints of optical fibre:
The other end of said optic fibre fixing device (7) forms the tubular body (74) of the fixed part of fiber optic protection layer (62);
A said end (75) of said optic fibre fixing device (7) and the pars intermedia between the said other end are formed with vertical fluting (73); Vertically fluting (73) extends radially inwardly exposing the naked fibre (61) of optical fiber said to be continued (6), and the said naked fibre (61) of jointed fiber (6) of treating is suitable for radially bending in said vertical fluting (73).
18. the joints of optical fibre according to claim 17 is characterized in that:
The outer setting of said pars intermedia has external thread (76);
The said joints of optical fibre also comprise fixedly tail cover (8), and the front end inboard of said fixedly tail cover (8) has the internal thread that cooperates with said external thread (76), and the rear end of said fixedly tail cover (8) has the hole that supplies said fiber optic protection layer (62) to pass through.
19. the joints of optical fibre according to claim 18 is characterized in that:
The said joints of optical fibre also comprise shell (9), and said shell is assemblied in said housing (4) outside, and said shell (9) and adapter are complementary to guarantee being connected of the said joints of optical fibre and said adapter.
20., it is characterized in that according to the claim 13 or the 14 described joints of optical fibre:
Said fixed part (3) is the sliding members that cooperates with said fibre junction supporting seat (1); Said sliding members is suitable between the primary importance and the second place, sliding; When said sliding members is positioned at said primary importance; Said press section (2) is in said releasing means, is in said pressing position and when said sliding members slides into the second place, drive said press section (2);
The sidepiece of said housing (4) has the slotted opening (41) from the inlet end extension of container cavity (42):
Said sliding members has and is suitable for the teat (31) that moves along said slotted opening, and said teat is suitable for being moved from the outside of said slotted opening (41), and said teat (31) is along the said sliding members of mobile actuating of said slotted opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202312226U CN202171660U (en) | 2011-07-01 | 2011-07-01 | Optical fiber connection component and optical fiber connector including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202312226U CN202171660U (en) | 2011-07-01 | 2011-07-01 | Optical fiber connection component and optical fiber connector including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202171660U true CN202171660U (en) | 2012-03-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202312226U Expired - Fee Related CN202171660U (en) | 2011-07-01 | 2011-07-01 | Optical fiber connection component and optical fiber connector including the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202171660U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102854576A (en) * | 2011-07-01 | 2013-01-02 | 泰科电子(上海)有限公司 | Optical fiber splicing component and optical fiber connector with same |
| CN103364886A (en) * | 2012-04-09 | 2013-10-23 | 鸿富锦精密工业（深圳）有限公司 | Optical-fiber connector and assembling fixture used by optical-fiber connector |
| WO2014043858A1 (en) * | 2012-09-19 | 2014-03-27 | 一诺仪器（威海）有限公司 | Optical fiber connecting assembly and optical fiber connector comprising the same |
| CN105824081A (en) * | 2015-01-06 | 2016-08-03 | 泰科电子(上海)有限公司 | Optical fiber connector and assembling and disassembling method thereof |
| CN106646760A (en) * | 2016-11-14 | 2017-05-10 | 仕昌电子(深圳)有限公司 | Joint structure applied to general optical ferrule interface |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102854576A (en) * | 2011-07-01 | 2013-01-02 | 泰科电子(上海)有限公司 | Optical fiber splicing component and optical fiber connector with same |
| CN102854576B (en) * | 2011-07-01 | 2015-04-29 | 泰科电子(上海)有限公司 | Optical fiber splicing component and optical fiber connector with same |
| CN103364886A (en) * | 2012-04-09 | 2013-10-23 | 鸿富锦精密工业（深圳）有限公司 | Optical-fiber connector and assembling fixture used by optical-fiber connector |
| CN103364886B (en) * | 2012-04-09 | 2015-03-11 | 鸿富锦精密工业（深圳）有限公司 | Optical-fiber connector and assembling fixture used by optical-fiber connector |
| WO2014043858A1 (en) * | 2012-09-19 | 2014-03-27 | 一诺仪器（威海）有限公司 | Optical fiber connecting assembly and optical fiber connector comprising the same |
| CN105824081A (en) * | 2015-01-06 | 2016-08-03 | 泰科电子(上海)有限公司 | Optical fiber connector and assembling and disassembling method thereof |
| US10345536B2 (en) | 2015-01-06 | 2019-07-09 | Commscope Telecommunications (Shanghai) Co., Ltd. | Optical fiber connector and method of attaching and detaching same |
| US10866372B2 (en) | 2015-01-06 | 2020-12-15 | Commscope Telecommunications (Shanghai) Co. Ltd. | Optical fiber connector and method of attaching and detaching same |
| CN106646760A (en) * | 2016-11-14 | 2017-05-10 | 仕昌电子(深圳)有限公司 | Joint structure applied to general optical ferrule interface |
| CN106646760B (en) * | 2016-11-14 | 2019-02-01 | 仕昌电子(深圳)有限公司 | A kind of joint structure applied to universal optical fibre lock pin interface |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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