CN204807747U - Aim at thimble assembly and optic fibre adapter - Google Patents
Aim at thimble assembly and optic fibre adapter Download PDFInfo
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- CN204807747U CN204807747U CN201520319609.5U CN201520319609U CN204807747U CN 204807747 U CN204807747 U CN 204807747U CN 201520319609 U CN201520319609 U CN 201520319609U CN 204807747 U CN204807747 U CN 204807747U
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- alignment sleeve
- fiber adapter
- docking holder
- holder
- docking
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Abstract
The utility model discloses an aim at thimble assembly and optic fibre adapter. The optic fibre adapter includes: the butt joint keeps the body, with the alignment sleeve pipe, hold during the butt joint kept the body, fiber connector's lock pin was suitable for the follow the port that inserts of optic fibre adapter inserts aim at in the sleeve pipe, the optic fibre adapter is still including adjusting the limit to the component, it is suitable for the regulation to the component to adjust the limit aim at the sleeve pipe for the butt joint keeps the circumference angle of the body to be suitable for for the butt joint keeps personally experiencing sth. Part of the body will it keeps in predetermined circumference angle department to aim at the sleeve pipe. Consequently, be in the utility model discloses in, adjust the limit and can keep the body will aim at the sleeve pipe for the butt joint to the component adjusting predetermined circumference angle department. The utility model discloses an in some embodiments, can adjust the circumference angle department that makes optic fibre insertion loss minimum to can fix in the circumference angle department that makes optic fibre insertion loss minimum aiming at the sleeve pipe, thereby improve the alignment precision when fiber connector docks.
Description
Technical field
The utility model relates to a kind of alignment sleeve assembly and comprises the fiber adapter of this alignment sleeve assembly.
Background technology
In the prior art, adapter (for convenience of description, this sentences single core SC type adapter is example) for joints of optical fibre docking generally comprises alignment sleeve, docking keeper (for receiving the pair of connectors of alignment sleeve and locking docking), shell, buckle-type are fixed jump ring, protected solid buckle (selectable unit).
In the prior art, there is mismachining tolerance in alignment sleeve, inwall out of roundness is inadequate and Thickness Distribution is uneven, like this, when joints of optical fibre lock pin inserts docking from the alignment sleeve two ends of adapter, except the fiber core in butt connector between can produce (generation loss) except alignment error, alignment sleeve also can produce certain alignment error, thus cause junction loss to increase further or junction loss uncertainty increase; And for a certain individual devices, when alignment sleeve is only in certain specific circumferential angle, its docking loss produced is only minimum.
In the prior art, for batch micro operations, the specific circumferential angle that the loss of each alignment sleeve individuality generation is minimum can be not quite similar, and owing to not having circumference spacing, alignment sleeve can be rotated at random, therefore, producing the minimum circumferential angle of loss not by existing design institute's cognition is apt to add utilization.
In existing fiber adapter, alignment sleeve freely circumferentially can be rotated and all have certain degree of freedom on orthogonal three directions in docking keeper.Because alignment sleeve itself has certain tolerance, this loss that the connector docked can be caused to produce presents certain polarity, and namely when alignment sleeve is in the circumferential angle of a certain particular range, the joints of optical fibre of docking just can reach minimum insertion loss.But under existing disclosed technical conditions, alignment sleeve can be rotated at random, therefore, the loss of whole fiber interconnect system always can not remain on and produce the minimum state of loss, the randomness at alignment sleeve circumference angle affects the total losses of fiber interconnect system randomly in other words, and such situation can not meet to connect after following fiber interconnect system is pulled out ultra-low loss and moving back again and can repeat the more and more strict requirement of ultra-low loss.
Utility model content
The purpose of this utility model is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
An object of the present utility model is the fiber adapter providing a kind of alignment sleeve assembly and comprise this alignment sleeve assembly, alignment sleeve can be remained on relative to the docking holder of fiber adapter the circumferential angle place making optical fiber insertion loss minimum by it, thus alignment precision when improve joints of optical fibre docking.
According to an aspect of the present utility model, a kind of fiber adapter is provided, comprises: docking holder; And alignment sleeve, be contained in described docking holder, wherein, the lock pin of the joints of optical fibre is suitable for being inserted into described alignment sleeve from the insertion port of described fiber adapter, described fiber adapter also comprises regulating to be limit to element, the described limit that regulates is suitable for the circumferential angle regulating described alignment sleeve relative to described docking holder to element, and is suitable for, relative to described docking holder, described alignment sleeve is remained on predetermined circumferential angle place.
According to the embodiment of an exemplary of the present utility model, when described alignment sleeve is maintained at described predetermined circumferential angle relative to described docking holder, the alignment error between the fibre core being inserted into the optical fiber of a pair joints of optical fibre in the alignment sleeve of described fiber adapter is minimum.
According to the embodiment of another exemplary of the present utility model, when described alignment sleeve is maintained at described predetermined circumferential angle relative to described docking holder, longitudinal slit of described alignment sleeve is in predetermined orientation.
According to the embodiment of another exemplary of the present utility model, described adjustment limit is suitable for being sleeved in described alignment sleeve to element, and on the inwall of element, be formed with radial protrusion in described adjustment limit, described radial protrusion is suitable for inserting in longitudinal slit of described alignment sleeve, described alignment sleeve can be rotated to element with described adjustment limit, thus described alignment sleeve can be regulated relative to the circumferential angle of described docking holder to element by rotating described adjustment limit.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can not be rotated to element in the circumferential relative to described adjustment limit.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 30 degree.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 20 degree.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 10 degree.
According to the embodiment of another exemplary of the present utility model, described adjustment limit is xsect to element is polygonal polygonal prism cylinder; Described docking holder is formed and limits to locating slot corresponding to the outline of element with described adjustment; And described adjustment limit is suitable for being fixed in the locating slot of described docking holder to element, described alignment sleeve is remained on described predetermined circumferential angle place relative to described docking holder.
According to the embodiment of another exemplary of the present utility model, on element, be formed with spline in described adjustment limit, described docking holder is formed with spline; And described adjustment limit is suitable for being fixed in the spline in described docking holder to the spline on element, described alignment sleeve is remained on described predetermined circumferential angle place relative to described docking holder.
According to the embodiment of another exemplary of the present utility model, on the outside surface of element, be provided with the first circumferential angle orientation mark in described adjustment limit, and in described docking holder, be provided with second week mark to angle orientation; And when described alignment sleeve is adjusted to described predetermined circumferential angle to element by described adjustment limit, described adjustment limit to the first circumferential angle orientation mark of element with the described second week docking holder to angle orientation label alignment.
According to the embodiment of another exemplary of the present utility model, described fiber adapter also comprises shell, and described docking holder is installed in the housing; And be provided with the alignment slot coordinated with the slide block on the described joints of optical fibre on the housing, for guaranteeing that the described joints of optical fibre insert in described fiber adapter with correct orientation.
According to the embodiment of another exemplary of the present utility model, when described alignment sleeve is remained on described predetermined circumferential angle to element by described adjustment limit, described first circumferential angle orientation mark and described second week align to angle orientation mark with the alignment slot on described shell.
According to the embodiment of another exemplary of the present utility model, the second week in described docking holder is labeled as the otch be formed in described docking holder to angle orientation; The inwall of described shell is formed protruding with the fool proof of the described described notches fit docked in holder; And and if only if when the fool proof projection of described shell is alignd with the described otch docking holder, described docking holder just can be installed in described shell.
According to the embodiment of another exemplary of the present utility model, described fiber adapter also comprises fixed fastener, described fixed fastener plug-in mounting on the housing, and is held in the cylindrical body of described docking holder, pulls out from described shell to prevent described docking holder.
According to the embodiment of another exemplary of the present utility model, described fiber adapter also comprises Elastic buckle, and described Elastic buckle is installed on the housing, for described fiber adapter is locked onto fixing installation site.
According to the embodiment of another exemplary of the present utility model, described docking holder comprises the first docking holder and the second docking holder that can mutually combine.
According to the embodiment of another exemplary of the present utility model, described locating slot comprise be respectively formed at described first docking holder and described second docking holder the end face cooperatively interacted on, the first locating slot of mutually alignment and the second locating slot.
According to the embodiment of another exemplary of the present utility model, described second week marks to comprise to angle orientation and is respectively formed at the first otch and the second otch that described first docking holder and described second docks on the end face cooperatively interacted of holder, mutual alignment.
According to the embodiment of another exemplary of the present utility model, described fiber adapter is suitable for interconnected one or more pairs of joints of optical fibre simultaneously, and in described docking holder, accommodate one or more alignment sleeve, for aiming at the lock pin of one or more pairs of joints of optical fibre.
According to another aspect of the present utility model, a kind of alignment sleeve assembly is provided, comprises: alignment sleeve, be suitable for being contained in the docking holder of fiber adapter; With adjustment limit to element, be suitable for the circumferential angle regulating described alignment sleeve relative to described docking holder, and be suitable for, relative to described docking holder, described alignment sleeve is remained on predetermined circumferential angle place.
According to the embodiment of an exemplary of the present utility model, described adjustment limit is suitable for being sleeved in described alignment sleeve to element, and on the inwall of element, be formed with radial protrusion in described adjustment limit, described radial protrusion is suitable for inserting in longitudinal slit of described alignment sleeve, described alignment sleeve can be rotated to element with described adjustment limit, thus described alignment sleeve can be regulated relative to the circumferential angle of described docking holder to element by rotating described adjustment limit.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can not be rotated to element in the circumferential relative to described adjustment limit.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 30 degree.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 20 degree.
According to the embodiment of another exemplary of the present utility model, when described adjustment limits the radial protrusion to element to insert in longitudinal slit of described alignment sleeve, described alignment sleeve can only be rotated to element in the circumferential relative to described adjustment limit in the angular range of ± 10 degree.
According to the embodiment of another exemplary of the present utility model, described adjustment limit is xsect to element is polygonal polygonal prism cylinder.
According to the embodiment of another exemplary of the present utility model, on the outside surface of element, be provided with the first circumferential angle orientation mark, for identifying the described predetermined circumferential angle of described alignment sleeve relative to described docking holder in described adjustment limit.
In the embodiment of each exemplary aforementioned of the present utility model, regulate limit alignment sleeve can be regulated relative to the circumferential angle of docking holder to element, therefore, relative to docking holder, alignment sleeve can be adjusted to predetermined circumferential angle place, such as, be adjusted to the circumferential angle place making optical fiber insertion loss minimum, and regulate limit alignment sleeve can be fixed on to element the circumferential angle place making optical fiber insertion loss minimum, thus alignment precision when improve joints of optical fibre docking.
By the description hereinafter done the utility model with reference to accompanying drawing, other object of the present utility model and advantage will be apparent, and can help there is comprehensive understanding to the utility model.
Accompanying drawing explanation
Fig. 1 display is according to the decomposing schematic representation of the fiber adapter of the embodiment of the first exemplary of the present utility model;
Fig. 2 shows the schematic perspective view of adjustment limit to element of the fiber adapter shown in Fig. 1;
Fig. 3 shows the schematic perspective view of the alignment sleeve of the fiber adapter shown in Fig. 1;
Fig. 4 display is by the schematic diagram of the adjustment limit shown in Fig. 2 to the alignment sleeve assembly formed after element is arranged in the alignment sleeve shown in Fig. 3;
Fig. 5 is presented at the schematic diagram of the circumferential angle orientation mark of adjustment limit formation first on the outside surface of element of the alignment sleeve assembly shown in Fig. 4;
Alignment sleeve assembly shown in Fig. 5 is installed to the schematic diagram in the first docking holder by Fig. 6 and Fig. 7 display;
The the first docking holder and second being provided with alignment sleeve assembly is docked holder and is fitted together by Fig. 8 and Fig. 9 display;
Fit together first docking holder and the second docking holder are installed to the schematic diagram in shell by Figure 10 display;
Figure 11 display housing and the error-proof structure docked between holder;
Elastic buckle is arranged on the schematic diagram on shell by Figure 12 display;
Figure 13 display is according to the schematic perspective view of the fiber adapter assembled of the embodiment of the first exemplary of the present utility model;
Figure 14 display, according to the schematic diagram of the fiber adapter of the embodiment of the second exemplary of the present utility model, wherein shows alignment sleeve assembly and is installed to schematic diagram in the first docking holder;
The the first docking holder being provided with alignment sleeve assembly to be docked the schematic diagram that holder fits together by Figure 15 display with second; With
Figure 16 display is according to the schematic perspective view of the fiber adapter assembled of the embodiment of the second exemplary of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model embodiment is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
According to general technical design of the present utility model, disclose a kind of fiber adapter, comprising: docking holder; And alignment sleeve, be contained in described docking holder, wherein, the lock pin of the joints of optical fibre is suitable for being inserted into described alignment sleeve from the insertion port of described fiber adapter, described fiber adapter also comprises regulating to be limit to element, the described limit that regulates is suitable for the circumferential angle regulating described alignment sleeve relative to described docking holder to element, and is suitable for, relative to described docking holder, described alignment sleeve is remained on predetermined circumferential angle place.
According to another general technical design of the present utility model, disclose alignment sleeve assembly, comprising: alignment sleeve, be suitable for being contained in the docking holder of fiber adapter; With adjustment limit to element, be suitable for the circumferential angle regulating described alignment sleeve relative to described docking holder, and be suitable for, relative to described docking holder, described alignment sleeve is remained on predetermined circumferential angle place.
first embodiment
Fig. 1 to Figure 13 shows the fiber adapter of the embodiment according to the first exemplary of the present utility model.
Fig. 1 display is according to the decomposing schematic representation of the fiber adapter of the embodiment of the first exemplary of the present utility model.
In the embodiment of an exemplary of the present utility model, disclose a kind of fiber adapter.Fig. 1 shows a kind of LC type fiber adapter.As shown in Figure 1, this fiber adapter mainly comprise shell 100, docking holder 110,120, alignment sleeve 130 and regulate limit to element 140.
In the embodiment shown in fig. 1, dock holder 110,120 and comprise the first docking holder 110 and the second docking holder 120 that can mutually combine.First docking holder 110 and the second docking holder 120 are for receiving a pair joints of optical fibre (not shown) of alignment sleeve 130 and locking docking.The lock pin of the joints of optical fibre is suitable for being inserted into alignment sleeve 130 from the insertion port 101,102 of fiber adapter, makes the fiber core of the joints of optical fibre in alignment sleeve 130, realize docking mutually.
Fig. 2 shows the schematic perspective view of adjustment limit to element 140 of the fiber adapter shown in Fig. 1; Fig. 3 shows the schematic perspective view of the alignment sleeve 130 of the fiber adapter shown in Fig. 1; Fig. 4 display is by the schematic diagram of the adjustment limit shown in Fig. 2 to the alignment sleeve assembly formed after element 140 is arranged in the alignment sleeve 130 shown in Fig. 3.
As shown in Figures 1 to 4, in the embodiment of an exemplary of the present utility model, regulate limit to be suitable for the circumferential angle regulating alignment sleeve 130 relative to docking holder 110,120 to element 140, and be suitable for, relative to docking holder 110,120, alignment sleeve 130 is remained on predetermined circumferential angle place.
In the embodiment of an exemplary of the present utility model, when alignment sleeve 130 is maintained at predetermined circumferential angle relative to docking holder 110,120, the alignment error minimum (insertion loss is minimum) between the fibre core being inserted into the optical fiber of a pair joints of optical fibre in the alignment sleeve 130 of fiber adapter.Like this, the insertion loss of the joints of optical fibre can be made minimum relative to the circumferential angle of docking holder 110,120 by regulating and locating alignment sleeve 130.
In the first embodiment shown in Fig. 1 to Figure 13, in docking holder 110,120, only accommodate an alignment sleeve 130, for aiming at the lock pin of a pair joints of optical fibre.Therefore, the fiber adapter shown in Fig. 1 is only suitable for interconnected a pair joints of optical fibre simultaneously.But the utility model is not limited to illustrated embodiment, the utility model also goes for can the fiber adapter of the simultaneously interconnected multipair joints of optical fibre.
Structure and the assembling process of all parts of aforementioned fiber adapter will be described in detail below by accompanying drawing.
As shown in Figures 2 to 4, in the illustrated embodiment in which, limit is regulated to be suitable for being sleeved in alignment sleeve 130 to element 140, and on the inwall of element 140, be formed with radial protrusion 141 in adjustment limit, this radial protrusion 141 is suitable for inserting in longitudinal slit 131 of alignment sleeve 130, alignment sleeve 130 can be rotated to element 140 with adjustment limit, thus limit can be regulated to regulate alignment sleeve 130 relative to the circumferential angle of docking holder 110,120 to element 140 by rotating.
In the embodiment of an exemplary of the present utility model, regulate the width limitting the thickness to the radial protrusion 141 of element 140 can equal or be slightly smaller than longitudinal slit 131 of alignment sleeve 130.Like this, when the radial protrusion 141 regulating limit to element 140 inserts in longitudinal slit 131 of alignment sleeve 130, alignment sleeve 130 just can not to be rotated in the circumferential to element 140 relative to adjustment limit or can only to rotate in very little angular range, such as, can only rotate in the angular range of ± 30 degree, preferably, rotate in the angular range of ± 20 degree, more preferably, rotate in the angular range of ± 10 degree.
The adjustment limit that Fig. 5 is presented at the alignment sleeve assembly shown in Fig. 4 forms the schematic diagram that the first circumferential angle orientation marks 142a on the outside surface 142 of element 140.
As shown in Figure 4 and Figure 5, in the illustrated embodiment in which, before alignment sleeve 130 being installed in docking holder 110,120, first by regulating the circumferential angle limit and to element 140, alignment sleeve 130 is adjusted to the best that the insertion loss of the joints of optical fibre can be made minimum.
Alignment sleeve assembly shown in Fig. 5 is installed to the schematic diagram in the first docking holder 110 by Fig. 6 and Fig. 7 display.The the first docking holder 110 being provided with alignment sleeve assembly is docked holder 120 with second and is fitted together by Fig. 8 and Fig. 9 display.
As shown in Figures 5 to 9, in the illustrated embodiment in which, when determining the circumferential angle of alignment sleeve 130 relative to the best that the insertion loss of the joints of optical fibre can be made minimum of docking holder 110, in adjustment limit, the first circumferential angle orientation mark 142a is set on the outside surface 142 of element 140, for identifying the circumferential angle of alignment sleeve 130 relative to the best that the insertion loss of the joints of optical fibre can be made minimum of docking holder 110.In the illustrated embodiment in which, this first circumferential angle orientation mark 142a should mark 112,122 to angle orientation and aligns with docking the second week that holder 110,120 is arranged.Like this, when the alignment sleeve assembly shown in Fig. 5 being installed in docking holder 110,120, only adjustment limit need be marked 112,122 with the second week docked in holder 110,120 to angle orientation to the circumferential angle orientation mark of first on element 140 142a to align, can ensure that alignment sleeve 130 is in the circumferential angle of the best that the insertion loss of the joints of optical fibre can be made minimum relative to docking holder 110.
In the embodiment of an exemplary of the present utility model, as shown in Figures 5 to 9, regulating limit to be xsects to element 140 is polygonal polygonal prism cylinder.In an embodiment of the present utility model, regulating limit can be xsect to element 140 be triangle, quadrilateral, pentagon, hexagon or the polygonal polygonal prism cylinder with more limit.In another embodiment of the present utility model, regulate limit can be regular polygon to the xsect of element 140, but be not limited to regular polygon.And be formed in docking holder 110,120 and limit to locating slot 111,121 corresponding to the outline of element 140 with adjustment.Limit is regulated to be suitable for being fixed in the locating slot 111,121 of docking holder 110,120 to element 140, alignment sleeve 130 is remained on the circumferential angle place of the best that the insertion loss of the joints of optical fibre can be made minimum relative to docking holder 110,120.
Note that the utility model is not limited to illustrated embodiment, regulate limit can also be fixed in docking holder by alternate manner to element.Such as, in the embodiment of another exemplary of the present utility model, on element, be formed with spline in adjustment limit, docking holder is formed with spline; And regulate limit to be suitable for being fixed in the spline in docking holder to the spline on element, like this, just adjustment limit can be fixed in docking holder to element, thus relative to docking holder, alignment sleeve can be remained on the circumferential angle place of the best that the insertion loss of the joints of optical fibre can be made minimum.
Fit together first docking holder 110 and the second docking holder 120 are installed to the schematic diagram in shell 100 by Figure 10 display.
As shown in Figure 9 and Figure 10, after the first docking holder 110 and the second docking holder 120 are fitted together, whole docking holder 110,120 is installed in shell 100.
As shown in Figure 10, in the illustrated embodiment in which, shell 100 is provided with the alignment slot 103 coordinated with the slide block (not shown) on the joints of optical fibre, for guaranteeing that the joints of optical fibre insert in fiber adapter with correct orientation.When regulating limit alignment sleeve 130 to be remained on the circumferential angle of the best that the insertion loss of the joints of optical fibre can be made minimum to element 140, the first circumferential angle orientation mark 142a and second week align to angle orientation mark 112,122 with the alignment slot 103 on shell 100.Like this, when docking holder 110,120 is installed in shell 100, as long as the first circumferential angle orientation mark 142a and second week are alignd to angle orientation mark 112,122 with the alignment slot 103 on shell 100, can ensure that docking holder 110,120 is correctly installed in shell 100.
Figure 11 display housing 100 and the error-proof structure docked between holder 110,120.
As shown in figure 11, in the illustrated embodiment in which, in order to prevent docking holder 110,120 to be installed in (counter install to) shell 100 mistakenly, the anti-error-proof structure filled is prevented at shell 100 with dock to be designed with between holder 110,120.
As shown in figure 11, in the illustrated embodiment in which, the second week docked in holder 110,120 marks 112,122 for being formed in the otch in docking holder 110,120 to angle orientation; The inwall of shell 100 is formed the fool proof projection 106 with the notches fit docked in holder 110,120.Therefore, only when the fool proof protruding 106 of shell 100 is alignd with the otch docking holder 110,120, docking holder 110,120 just can be installed in shell 100.If the fool proof of shell 100 protruding 106 does not line up with the otch docking holder 110,120, docking holder 110,120 just can not be installed in shell 100, thus can effectively prevent docking holder 110,120 from being installed in shell 100 by counter.
As shown in Fig. 1 and Figure 10, fiber adapter can also comprise fixed fastener 150, and fixed fastener 150 is inserted on shell 100, and is held in the cylindrical body 123 of docking holder 110,120, pulls out from shell 100 to prevent docking holder 110,120.
In the illustrated embodiment in which, fixed fastener 150 inserts from the slot 105 (see Fig. 1) of shell 100, and two of fixed fastener 150 pins insert in two jacks 104 of shell 100 respectively, thus will be held in the cylindrical body 123 of docking holder 110,120.
Elastic buckle 160 is arranged on the schematic diagram on shell 100 by Figure 12 display.Figure 13 display is according to the schematic perspective view of the fiber adapter assembled of the embodiment of the first exemplary of the present utility model.
As shown in Figure 12 and Figure 13, in the illustrated embodiment in which, fiber adapter can also comprise Elastic buckle 160, and this Elastic buckle 160 is arranged on shell 100, for fiber adapter is locked onto fixing installation site.
In the first embodiment shown in Fig. 1 to Figure 13, docking holder 110,120 comprises the first docking holder 110 and the second docking holder 120 that can mutually combine.Locating slot 111,121 comprise be respectively formed at the first docking holder 110 and the second docking holder 120 the end face cooperatively interacted on, the first locating slot 111 and the second locating slot 121 of alignment mutually.Second week comprise to angle orientation mark 112,122 be respectively formed at the first docking holder 110 and the second docking holder 120 the end face cooperatively interacted on, the first otch 111 and the second otch 121 of alignment mutually.
In addition, it is further noted that, under some application scenario, do not need to make the insertion loss of the optical fiber of the joints of optical fibre of insertion fiber adapter minimum, but only need longitudinal slit 131 of alignment sleeve 130 to be maintained at certain circumferential angle position of specifying (predetermined orientation) relative to docking holder 110,120.Under this requirement, also can to element 140 alignment sleeve 130 be adjusted to predetermined circumferential angle by regulating disclosed in the utility model limit and be fixed on predetermined circumferential angle place.
second embodiment
Figure 14 to Figure 16 display is according to the fiber adapter of the embodiment of the second exemplary of the present utility model.
Figure 14 display, according to the schematic diagram of the fiber adapter of the embodiment of the second exemplary of the present utility model, wherein shows alignment sleeve assembly and is installed to schematic diagram in the first docking holder 210; The the first docking holder 210 being provided with alignment sleeve assembly to be docked the schematic diagram that holder 220 fits together by Figure 15 display with second; With Figure 16 display according to the schematic perspective view of the fiber adapter assembled of the embodiment of the second exemplary of the present utility model.
As shown in Figure 14 to Figure 16, in illustrated second embodiment, fiber adapter is suitable for the interconnected multipair joints of optical fibre simultaneously, and accommodates multiple alignment sleeve 230, for aiming at the lock pin of the multipair joints of optical fibre in docking holder 210,220.
In addition, in the second embodiment shown in Figure 14 to Figure 16, fiber adapter fits device does not have shell, and docking holder 210,220 fits the installation main body of device as fiber adapter, be directly exposed to outside.
In the second embodiment shown in Figure 14 to Figure 16, docking holder 210,220 comprises the first docking holder 210 and the second docking holder 220 that can mutually combine.First docking holder 210 and the second docking holder 220 are for receiving the joints of optical fibre (not shown) of alignment sleeve 230 and locking docking.The lock pin of the joints of optical fibre is suitable for being inserted into alignment sleeve 230 from the insertion port 201,202 of fiber adapter, makes the fiber core of the joints of optical fibre in alignment sleeve 230, realize docking mutually.
In the second embodiment shown in Figure 14 to Figure 16, regulate limit to be suitable for the circumferential angle regulating alignment sleeve 230 relative to docking holder 210,220 to element 240, and be suitable for, relative to docking holder 210,220, alignment sleeve 230 is remained on predetermined circumferential angle place.
In the second embodiment shown in Figure 14 to Figure 16, when alignment sleeve 230 is maintained at predetermined circumferential angle relative to docking holder 210,220, the alignment error minimum (insertion loss is minimum) between the fibre core being inserted into the optical fiber of a pair joints of optical fibre in the alignment sleeve 230 of fiber adapter.Like this, the insertion loss of the joints of optical fibre can be made minimum relative to the circumferential angle of docking holder 210,220 by regulating and locating alignment sleeve 230.
Structure and the assembling process of all parts of aforementioned fiber adapter will be described in detail below by accompanying drawing.
In the second embodiment shown in Figure 14 to Figure 16, limit is regulated to be suitable for being sleeved in alignment sleeve 230 to element 240, and on the inwall of element 240, be formed with radial protrusion in adjustment limit, this radial protrusion is suitable for inserting in longitudinal slit 231 of alignment sleeve 230, alignment sleeve 230 can be rotated to element 240 with adjustment limit, thus limit can be regulated to regulate alignment sleeve 230 relative to the circumferential angle of docking holder 210,220 to element 240 by rotating.
In the embodiment of an exemplary of the present utility model, regulate the width limitting the thickness to the radial protrusion of element 240 can equal or be slightly smaller than longitudinal slit 231 of alignment sleeve 230.Like this, when the radial protrusion regulating limit to element 240 inserts in longitudinal slit 231 of alignment sleeve 230, alignment sleeve 230 just can not to be rotated in the circumferential to element 240 relative to adjustment limit or can only to rotate in very little angular range, such as, can only rotate in the angular range of ± 30 degree, preferably, rotate in the angular range of ± 20 degree, more preferably, rotate in the angular range of ± 10 degree.
In the second embodiment shown in Figure 14 to Figure 16, before alignment sleeve 230 being installed in docking holder 210,220, first by regulating the circumferential angle limit and to element 240, alignment sleeve 230 is adjusted to the best that the insertion loss of the joints of optical fibre can be made minimum.
In the second embodiment shown in Figure 14 to Figure 16, when determining the circumferential angle of alignment sleeve 230 relative to the best that the insertion loss of the joints of optical fibre can be made minimum of docking holder 210, in adjustment limit, the first circumferential angle orientation mark 242a is set on the outside surface 242 of element 240, for identifying the circumferential angle of alignment sleeve 230 relative to the best that the insertion loss of the joints of optical fibre can be made minimum of docking holder 210.In the illustrated embodiment in which, this first circumferential angle orientation mark 242a should mark 212,222 to angle orientation and aligns with docking the second week that holder 210,220 is arranged.Like this, when docking holder 210,220 being installed in docking holder 210,220, only adjustment limit need be marked 212,222 with the second week docked in holder 210,220 to angle orientation to the circumferential angle orientation mark of first on element 240 242a to align, can ensure that alignment sleeve 230 is in the circumferential angle of the best that the insertion loss of the joints of optical fibre can be made minimum relative to docking holder 210,220.
In the second embodiment shown in Figure 14 to Figure 16, regulating limit to be xsects to element 240 is polygonal polygonal prism cylinder.In an embodiment of the present utility model, regulating limit can be xsect to element 140 be triangle, quadrilateral, pentagon, hexagon or the polygonal polygonal prism cylinder with more limit.In another embodiment of the present utility model, regulate limit can be regular polygon to the xsect of element 140, but be not limited to regular polygon.Docking holder 210,220 is formed and limits to locating slot 211,221 corresponding to the outline of element 240 with adjustment.Limit is regulated to be suitable for being fixed in the locating slot 211,221 of docking holder 210,220 to element 240, alignment sleeve 230 is remained on the circumferential angle place of the best that the insertion loss of the joints of optical fibre can be made minimum relative to docking holder 210,220.
Note that the utility model is not limited to illustrated embodiment, regulate limit can also be fixed in docking holder by alternate manner to element.Such as, in the embodiment of another exemplary of the present utility model, on element, be formed with spline in adjustment limit, docking holder is formed with spline; And regulate limit to be suitable for being fixed in the spline in docking holder to the spline on element, like this, just adjustment limit can be fixed in docking holder to element, thus relative to docking holder, alignment sleeve can be remained on the circumferential angle place of the best that the insertion loss of the joints of optical fibre can be made minimum.
In the second embodiment shown in Figure 14 to Figure 16, the second week in docking holder 210,220 marks 212,222 for being formed in the otch in docking holder 210,220 to angle orientation.
In the second embodiment shown in Figure 14 to Figure 16, docking holder 210,220 comprises the first docking holder 210 and the second docking holder 220 that can mutually combine.Locating slot 211,221 comprise be respectively formed at the first docking holder 210 and the second docking holder 220 the end face cooperatively interacted on, the first locating slot 211 and the second locating slot 221 of alignment mutually.Second week comprise to angle orientation mark 212,222 be respectively formed at the first docking holder 210 and the second docking holder 220 the end face cooperatively interacted on, the first otch 211 and the second otch 221 of alignment mutually.
It is further noted that, under some application scenario, do not need to make the insertion loss of the optical fiber of the joints of optical fibre of insertion fiber adapter minimum, but only need longitudinal slit 231 of alignment sleeve 230 to be maintained at certain circumferential angle position of specifying (predetermined orientation) relative to docking holder 210,220.Under this requirement, also can to element 240 alignment sleeve 230 be adjusted to predetermined circumferential angle by regulating disclosed in the utility model limit and be fixed on predetermined circumferential angle place.
Although be illustrated the utility model by reference to the accompanying drawings, embodiment disclosed in accompanying drawing is intended to carry out exemplary illustration to the utility model preferred implementation, and can not be interpreted as one restriction of the present utility model.
Although some embodiments of this overall utility model design have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this overall utility model design, can make a change these embodiments, and can carry out independent assortment when the conflict of the structure described in various embodiment in not recurring structure or principle, scope of the present utility model is with claim and their equivalents.
It should be noted that word " comprises " and do not get rid of other element or step, word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (28)
1. a fiber adapter, comprising:
Docking holder (110,120); With
Alignment sleeve (130), is contained in described docking holder (110,120),
Wherein, the lock pin of the joints of optical fibre is suitable for being inserted into described alignment sleeve (130) from the insertion port (101,102) of described fiber adapter,
It is characterized in that:
Described fiber adapter also comprises regulating to be limit to element (140), the described limit that regulates is suitable for the circumferential angle regulating described alignment sleeve (130) relative to described docking holder (110,120) to element (140), and is suitable for, relative to described docking holder (110,120), described alignment sleeve (130) is remained on predetermined circumferential angle place.
2. fiber adapter according to claim 1, is characterized in that:
When described alignment sleeve (130) is maintained at described predetermined circumferential angle relative to described docking holder (110,120), the alignment error between the fibre core being inserted into the optical fiber of a pair joints of optical fibre in the alignment sleeve (130) of described fiber adapter is minimum.
3. fiber adapter according to claim 1, is characterized in that:
When described alignment sleeve (130) is maintained at described predetermined circumferential angle relative to described docking holder (110,120), longitudinal slit (131) of described alignment sleeve (130) is in predetermined orientation.
4. the fiber adapter according to Claims 2 or 3, is characterized in that:
Described adjustment limit is suitable for being sleeved in described alignment sleeve (130) to element (140), and on the inwall of element (140), be formed with radial protrusion (141) in described adjustment limit, described radial protrusion (141) is suitable for inserting in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can be rotated to element (140) with described adjustment limit, thus described alignment sleeve (130) can be regulated relative to described docking holder (110 to element (140) by rotating described adjustment limit, 120) circumferential angle.
5. fiber adapter according to claim 4, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can not be rotated to element (140) in the circumferential relative to described adjustment limit.
6. fiber adapter according to claim 4, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 30 degree.
7. fiber adapter according to claim 4, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 20 degree.
8. fiber adapter according to claim 4, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 10 degree.
9. fiber adapter according to claim 4, is characterized in that:
Described adjustment limit is xsect to element (140) is polygonal polygonal prism cylinder;
Described docking holder (110,120) is formed and limits to locating slot (111,121) corresponding to the outline of element (140) with described adjustment; And
Described adjustment limit is suitable for being fixed in the locating slot (111,121) of described docking holder (110,120) to element (140), described alignment sleeve (130) is remained on described predetermined circumferential angle place relative to described docking holder (110,120).
10. fiber adapter according to claim 4, is characterized in that:
On element (140), be formed with spline in described adjustment limit, described docking holder (110,120) is formed with spline; And
Described adjustment limit is suitable for being fixed in the spline in described docking holder (110,120) to the spline on element (140), described alignment sleeve (130) is remained on described predetermined circumferential angle place relative to described docking holder (110,120).
11. fiber adapter according to claim 9 or 10, is characterized in that:
On the outside surface (142) of element (140), be provided with the first circumferential angle orientation mark (142a) in described adjustment limit, and in described docking holder (110,120), be provided with second week to angle orientation mark (112,122); And
When described alignment sleeve (130) is adjusted to described predetermined circumferential angle to element (140) by described adjustment limit, described adjustment limit marks (112,122) with the described second week docking holder (110,120) to angle orientation to the first circumferential angle orientation mark (142a) of element (140) and aligns.
12. fiber adapter according to claim 11, is characterized in that:
Described fiber adapter also comprises shell (100), and described docking holder (110,120) is arranged in described shell (100); And
Described shell (100) is provided with the alignment slot (103) coordinated with the slide block on the described joints of optical fibre, for guaranteeing that the described joints of optical fibre insert in described fiber adapter with correct orientation.
13. fiber adapter according to claim 12, is characterized in that:
When described alignment sleeve (130) is remained on described predetermined circumferential angle to element (140) by described adjustment limit, described first circumferential angle orientation mark (142a) and described second week align to angle orientation mark (112,122) with the alignment slot (103) on described shell (100).
14. fiber adapter according to claim 13, is characterized in that:
Second week in described docking holder (110,120) marks (112,122) for being formed in the otch in described docking holder (110,120) to angle orientation;
The inwall of described shell (100) is formed the fool proof projection (106) with the described described notches fit docked in holder (110,120); And
Only when the fool proof projection (106) of described shell (100) is alignd with the described otch docking holder (110,120), described docking holder (110,120) just can be installed in described shell (100).
15. fiber adapter according to claim 12, is characterized in that:
Described fiber adapter also comprises fixed fastener (150), described fixed fastener (150) is inserted on described shell (100), and be held in the cylindrical body (123) of described docking holder (110,120), pull out from described shell (100) to prevent described docking holder (110,120).
16. fiber adapter according to claim 12, is characterized in that:
Described fiber adapter also comprises Elastic buckle (160), and described Elastic buckle (160) is arranged on described shell (100), for described fiber adapter is locked onto fixing installation site.
17. fiber adapter according to claim 11, is characterized in that:
Described docking holder (110,120) comprises the first docking holder (110) and the second docking holder (120) that can mutually combine.
18. fiber adapter according to claim 17, is characterized in that:
Described locating slot (111,121) comprise be respectively formed at described first docking holder (110) and described second docking holder (120) the end face cooperatively interacted on, the first locating slot (111) of mutually aliging and the second locating slot (121).
19. fiber adapter according to claim 18, is characterized in that:
Described second week comprise to angle orientation mark (112,122) be respectively formed at described first docking holder (110) and described second docking holder (120) the end face cooperatively interacted on, the first otch (111) of mutually aliging and the second otch (121).
20. fiber adapter according to claim 1, is characterized in that:
Described fiber adapter is suitable for interconnected one or more pairs of joints of optical fibre simultaneously, and in described docking holder (110,120; 210,220) one or more alignment sleeve (130 is accommodated in; 230), for aiming at the lock pin of one or more pairs of joints of optical fibre.
21. 1 kinds of alignment sleeve assemblies, is characterized in that, comprising:
Alignment sleeve (130), is suitable for being contained in the docking holder (110,120) of fiber adapter; With
Regulate limit to element (140), be suitable for the circumferential angle regulating described alignment sleeve (130) relative to described docking holder (110,120), and be suitable for, relative to described docking holder (110,120), described alignment sleeve (130) is remained on predetermined circumferential angle place.
22. alignment sleeve assemblies according to claim 21, is characterized in that:
Described adjustment limit is suitable for being sleeved in described alignment sleeve (130) to element (140), and on the inwall of element (140), be formed with radial protrusion (141) in described adjustment limit, described radial protrusion (141) is suitable for inserting in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can be rotated to element (140) with described adjustment limit, thus described alignment sleeve (130) can be regulated relative to described docking holder (110 to element (140) by rotating described adjustment limit, 120) circumferential angle.
23. alignment sleeve assemblies according to claim 22, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can not be rotated to element (140) in the circumferential relative to described adjustment limit.
24. alignment sleeve assemblies according to claim 22, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 30 degree.
25. alignment sleeve assemblies according to claim 22, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 20 degree.
26. alignment sleeve assemblies according to claim 22, is characterized in that:
When described adjustment limits the radial protrusion (141) to element (140) to insert in longitudinal slit (131) of described alignment sleeve (130), described alignment sleeve (130) can only be rotated to element (140) in the circumferential relative to described adjustment limit in the angular range of ± 10 degree.
27. alignment sleeve assemblies according to any one of claim 23-26, is characterized in that: described adjustment limit is xsect to element (140) is polygonal polygonal prism cylinder.
28. alignment sleeve assemblies according to claim 27, is characterized in that:
On the outside surface (142) of element (140), the first circumferential angle orientation mark (142a) is provided with, for identifying the described predetermined circumferential angle of described alignment sleeve (130) relative to described docking holder (110,120) in described adjustment limit.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319609.5U CN204807747U (en) | 2015-05-15 | 2015-05-15 | Aim at thimble assembly and optic fibre adapter |
| MX2017014377A MX2017014377A (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and optical fibre adapter. |
| EP16795850.3A EP3296785A4 (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and optical fibre adapter |
| PCT/CN2016/082021 WO2016184363A1 (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and optical fibre adapter |
| AU2016263337A AU2016263337A1 (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and optical fibre adapter |
| US15/574,389 US10302874B2 (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and fiber optic adapter |
| JP2017559592A JP2018518704A (en) | 2015-05-15 | 2016-05-13 | Alignment sleeve assembly and fiber optic adapter |
| US16/419,372 US20200142137A1 (en) | 2015-05-15 | 2019-05-22 | Alignment sleeve assembly and fiber optic adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319609.5U CN204807747U (en) | 2015-05-15 | 2015-05-15 | Aim at thimble assembly and optic fibre adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204807747U true CN204807747U (en) | 2015-11-25 |
Family
ID=54592548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520319609.5U Expired - Fee Related CN204807747U (en) | 2015-05-15 | 2015-05-15 | Aim at thimble assembly and optic fibre adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204807747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016184363A1 (en) * | 2015-05-15 | 2016-11-24 | 爱德奇电讯国际贸易（上海）有限公司 | Alignment sleeve assembly and optical fibre adapter |
| CN106291825A (en) * | 2015-05-15 | 2017-01-04 | 泰科电子(上海)有限公司 | Alignment sleeve assembly and fiber adapter |
-
2015
- 2015-05-15 CN CN201520319609.5U patent/CN204807747U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016184363A1 (en) * | 2015-05-15 | 2016-11-24 | 爱德奇电讯国际贸易（上海）有限公司 | Alignment sleeve assembly and optical fibre adapter |
| CN106291825A (en) * | 2015-05-15 | 2017-01-04 | 泰科电子(上海)有限公司 | Alignment sleeve assembly and fiber adapter |
| CN106291825B (en) * | 2015-05-15 | 2018-07-03 | 爱德奇电讯国际贸易（上海）有限公司 | Alignment sleeve component and fiber adapter |
| US10302874B2 (en) | 2015-05-15 | 2019-05-28 | Commscope Telecommunications (Shanghai) Co., Ltd. | Alignment sleeve assembly and fiber optic adapter |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180131 Address after: Part of A15 88 B1 layer 200131 Taigu Shanghai Free Trade Zone Road Patentee after: Edec Telecom International Trading (Shanghai) Co., Ltd. Address before: 200131 Shanghai city Hedan Waigaoqiao Free Trade Zone No. 142 first floor Patentee before: Tyco Electronics (Shanghai) Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20200515 |