CN102854577B - Optical module and lock device of optical fiber connector - Google Patents
Optical module and lock device of optical fiber connector Download PDFInfo
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- CN102854577B CN102854577B CN201210110967.6A CN201210110967A CN102854577B CN 102854577 B CN102854577 B CN 102854577B CN 201210110967 A CN201210110967 A CN 201210110967A CN 102854577 B CN102854577 B CN 102854577B
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Abstract
The invention discloses an optical module and a lock device of an optical fiber connector. The lock device comprises a plug-in mounting sleeve, an elastic component located in the plug-in mounting sleeve and a clamping part, the optical fiber connector penetrates through the plug-in mounting sleeve, the elastic component is abutted to the optical fiber connector so that one end of the optical fiber connector is inserted into an optical fiber interface, the clamping part is in a clamping connection with a ring-shaped boss, one end of the plug-in mounting sleeve, which is close to the optical fiber interface, is provided with a jack, and the clamping part is provided with a transverse boss which can be inserted into the jack. According to the optical module and the lock device of the optical fiber connector, the ring-shaped boss arranged on the optical fiber interface is utilized by the lock device, by means of the jack arranged on the plug-in mounting sleeve and the transverse boss arranged on the clamping part, the lock of the optical fiber connector can be achieved, the required parts are reduced, the structure is simple, thereby the occupied space is small, the optical module and the lock device of the optical fiber connector can be suitable for the usage scenario of interconnection of optical fibers of optical devices in the high density optical module, simultaneously, the assembly of the lock device is simple, and product costs can be effectively reduced.
Description
Technical field
The present invention relates to communication technique field, particularly the locking device of a kind of optical module and fiber connector.
Background technology
Along with the progress of science and technology, optical communication product more and more trends towards miniaturization, high integrated design, for the optical module of optical communication product also towards miniaturization, high integration future development, correspondingly, the number of optical device integrated in optical module and kind are also increasing.
Need to use optical fiber to connect between optical module each optical device inner.The mode of Fiber connection mainly comprises: directly welding optic fibre carries out connecting and using fiber connector plug to be connected.When adopting fused fiber splice mode, connect the complex operation produced, and the larger space of optical module need be taken, be not suitable for the design of highly dense optical module and use.Compared to welding mode, fiber connector is produced and operation is easier to realize.
Can be the structural representation that in prior art, fiber connector is connected with light mouth see Fig. 1, Fig. 1.
The connection that light inlet 2 realizes two optical devices is inserted in one end of fiber connector 1, and fiber connector 1 disconnects after extracting.For preventing fiber connector 1 from loosening, need, by locking device, fiber connector 1 is lock onto light mouth 2 place, and locking device should be easy to unlock, to realize the plug operation of fiber connector 1.
At present, the locking device volume of the fiber connector of employing is comparatively large, and the part of employing is more, occupies the large quantity space of optical module, cannot be applicable to highly dense miniaturization optical module, and operation is comparatively loaded down with trivial details, and locking fiduciary level is lower.
Summary of the invention
The embodiment of the present invention provides a kind of locking device of fiber connector, end for the light mouth of fiber connector insertion has annular boss, locking device comprises plug-in mounting cover, is positioned at the flexible member of plug-in mounting cover, and shackle member, described fiber connector runs through described plug-in mounting cover, and described flexible member pushes against described fiber connector makes its one end insert in described light mouth; Described shackle member and described annular boss clamping; Described plug-in mounting puts and arranges jack and horizontal boss respectively near one end of light mouth and described shackle member, and described horizontal boss can insert in described jack.The structure of this locking device is simple, occupies little space, can be easy and reliably realize locking and the unblock of fiber connector and light mouth.
In this embodiment, the locking device of fiber connector is by shackle member clamping light mouth, and plug-in mounting cover is connected and fixed by the horizontal boss on jack and shackle member, then achieve fixing of fiber connector in plug-in mounting cover, shackle member, plug-in mounting cover and light mouth.Therefore, this locking device make use of annular boss own on Guang Kou standard room, and the locking of fiber connector can be realized by being arranged at jack in plug-in mounting cover and shackle member and horizontal boss respectively, required part reduces, and structure is comparatively simple, therefore the space taken is less, the use scenes of highly dense optical module inner light device part optical fiber interconnections can be applicable to; Meanwhile, the assembling of this locking device is simple and direct (mode of mainly clamping), effectively can reduce the cost of product.
The present invention also provides a kind of optical module, its inside is provided with some optical devices, the light mouth inserted in optical module by fiber connector between optical device is connected, fiber connector is fixed by locking device after inserting light inlet, and described locking device is the locking device of the fiber connector described in above-mentioned any embodiment.Locking device due to above-mentioned fiber connector has above-mentioned technique effect, and the optical module with this fiber connector locking device also has identical technique effect.
Accompanying drawing explanation
Fig. 1 is the structural representation that in prior art, fiber connector is connected with light mouth;
Fig. 2 is the exploded view of a kind of embodiment of locking device of fiber connector provided by the present invention, and this figure illustrates fiber connector and Guang Kou equally;
Fig. 3 is the structural representation of Fig. 2 middle sleeve;
Fig. 4 is the structural representation in Fig. 2 after fiber connector assembling spring;
Fig. 5 is the structural representation of a semicircular cylinder in Fig. 2;
Fig. 6 is the structural representation after the fiber connector being equipped with spring inserts light inlet;
Fig. 7 is the structural representation installing a semicircular cylinder in Fig. 2;
Fig. 8 be in Fig. 2 locking device and fiber connector, light mouth assemble after structural representation;
Fig. 9 is the structural representation of a kind of embodiment of optical module provided by the present invention.
In Fig. 1:
Fiber connector 1, light mouth 2;
In Fig. 2-9:
Sleeve 10, protrusion walls 101, jack 102, perforate 103, spring 40, fiber connector 20, positioning boss 201, semicircular cylinder 30, draw-in groove 301, cushion block 302, deep-slotted chip breaker 3021, projection 303, shrinkage pool 304, horizontal boss 305, light mouth 50, annular boss 501.
Embodiment
The embodiment of the present invention provides a kind of locking device of fiber connector, and the structure of this locking device is simple, occupies little space, can be easy and reliably realize locking and the unblock of fiber connector and light mouth.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 2, Fig. 2 provides by the embodiment of the present invention exploded view of a kind of embodiment of the locking device of fiber connector, and this figure illustrates fiber connector and Guang Kou equally.Generally, in view of production technology and structural member demand, the end of Guang Kou standard room is provided with annular boss usually.
In this embodiment, the locking device of fiber connector 20 mainly comprises a circular sleeve 10, spring 40 and split type inner core, and split type inner core comprises first and second, please refer to the structural representation that Fig. 3-5, Fig. 3 is Fig. 2 middle sleeve; Fig. 4 is the structural representation in Fig. 2 after fiber connector assembling spring; Fig. 5 is the structural representation of a semicircular cylinder in Fig. 2.In Fig. 2, first of split type inner core and second semicircular cylinder 30 being xsect semicircular in shape.
In Fig. 3, one end of circular sleeve 10 is openend, and the other end has a perforate 103, and fiber connector 20 can run through this circular sleeve 10.Fiber connector 20 has positioning boss 201, and fiber connector 20 inserts in sleeve 10, and one end of fiber connector 20 can pass the perforate 103 of sleeve 10, and the other end inserts light inlet 50 to realize the connection of optical device.During assembling, fiber connector 20 inserts in the spring cavity of spring 40, and fiber connector 20 inserts after in sleeve 10, and one end of spring 40 contacts on the positioning boss 201 of fiber connector 20, and the other end contacts at the end that sleeve 10 is provided with perforate 103.
Two semicircular cylinders 30 can fasten and form circular split type inner core, as shown in Figure 2, the elongatedness direction, two side of two halves cylinder 30 fits, then can form the split type inner core of tubular, sleeve 10 can the split type inner core of overcoat, and fiber connector 20 inserts in split type inner core.In order to the structure of the split type inner core making formation is more compact, integrally-built combination is more reliable, can as Fig. 2, the sidewall of a semicircular cylinder 30 arranges shrinkage pool 304 (as shown in Figure 5), the sidewall of second half cylinder 30 arranges corresponding projection 303, when the sidewall of two halves cylinder 30 is fitted, projection 303 can insert in shrinkage pool 304, be easy to when then two halves cylinder 30 operates fasten, reach compact conformation and in conjunction with reliable object simultaneously, and, also make two halves cylinder 30 be located, be convenient to the two halves cylinder 30 after the laminating of sleeve 10 overcoat.In addition, the end of two halves cylinder 30 is equipped with draw-in groove 301, and after two halves cylinder 30 fastens, two draw-in grooves 301 are interlocked and form annular draw-in groove 301, and draw-in groove 301 is for annular boss 501 clamping with light mouth 50.In order to save space, make structure more compact, two halves cylinder 30 is large footpath section with one end of light mouth 50 clamping, be mainly used in arranging draw-in groove 301, so that with annular boss 501 clamping of light mouth 50, the main part of two halves cylinder 30 is all set to path section, it is inner that main part is inserted in sleeve 10 substantially, then the radial dimension of sleeve 10 also can be less, reaches joint space-efficient object.
In addition, semicircular cylinder 30 is provided with horizontal boss 305, laterally namely vertical with axis direction is (in this embodiment, semicircular cylinder 30, split type inner core and light mouth 50 are all coaxial), the outer rim of the openend of sleeve 10 is provided with the protrusion walls 101 extended vertically, and protrusion walls 101 is provided with jack 102.In Fig. 3, the outer rim of sleeve 10 openend is provided with protrusion walls 101 and the jack 102 of two radial symmetry, and two halves cylinder 30 is also equipped with horizontal boss, and after two halves cylinder 30 is fitted, the same radial symmetry of two horizontal boss, horizontal boss can insert in jack 102.
The concrete connection procedure of this locking device, fiber connector 20, light mouth 50 is as follows: first, one end of fiber connector 20 is inserted in light mouth 50 adaptive with it, spring 40 is placed on fiber connector 20, please refer to Fig. 6, Fig. 6 is the structural representation after the fiber connector being equipped with spring inserts light inlet, secondly, by annular boss 501 clamping of two halves cylinder 30 with light mouth 50 place, namely on light mouth 50, the half of annular boss 501 snaps in the draw-in groove 301 of a semicircular cylinder 30, second half snaps in the draw-in groove 301 of second half cylinder 30, now, the main part of two halves cylinder 30 is also buckled in mutually one, spring 40 and fiber connector 20 are in the inner chamber of the split type inner core that two halves cylinder 30 is formed, now, the projection 303 of two halves cylinder 30 and recess match, two halves cylinder 30 is located, please refer to Fig. 7 to understand, Fig. 7 is the structural representation installing a semicircular cylinder in Fig. 2, finally, sleeve 10 is overlapped the split type inner core formed to two halves cylinder 30, namely use sleeve 10 to encase two halves cylinder 30, two halves cylinder 30 is not separated, please refer to Fig. 8 understand, Fig. 8 be in Fig. 2 locking device and fiber connector, light mouth assemble after structural representation.
When being inserted in sleeve 10, protrusion walls 101 and horizontal boss 305 can be made to stagger in the axial direction, after treating that sleeve 10 encases the main part of semicircular cylinder 30, turnbarrel 10 certain angle, horizontal boss 305 is made to slip in the jack 102 of protrusion walls 101, realize the fixing of sleeve 10 and two halves cylinder 30, thus realize the fixing of sleeve 10, two halves cylinder 30 and light mouth 50.After installation, one end of fiber connector 20 passes from the perforate 103 of sleeve 10 one end, size design ensureing, the spring 40 in now sleeve 10 is in its pre-compressed state, under the elastic force effect of spring 40, fiber connector 20 inserts in light mouth 50 tightly, make fiber connector 20 be soft contact with the contact of light mouth 50, and ensure that fiber connector 20 can not loosen, improve the reliability connected.Except spring 40, also can adopt other conventional flexible members, such as elastic cushion block, certainly, the setting of spring 40 is the easiest, also more suitable.
It should be noted that, in this embodiment, the sidewall of horizontal boss should possess certain radian, and when ensureing that sleeve 10 rotates relative to semicircular cylinder 30, horizontal boss can snap in jack 102.
In this embodiment, the locking device of fiber connector 20 by the draw-in groove 301 of semicircular cylinder 30 and light mouth 50 clamping, and in conjunction with the spacing fiber connector 20 of sleeve 10, achieve fiber connector 20 insert light inlet 50 after locking.Therefore, this locking device make use of annular boss 501 own on light mouth 50, and the locking of fiber connector 20 can be realized by being arranged at jack 102 on sleeve 10 and split type inner core and horizontal boss 305 respectively, required part reduces, and structure is comparatively simple, therefore the space taken is less, the use scenes of highly dense optical module inner light device part optical fiber interconnections can be applicable to; Meanwhile, the assembling of this locking device is simple and direct (mode of mainly clamping), effectively can reduce the cost of product.
In above-described embodiment, two halves cylinder 30 fastens the split type inner core formed need hold spring 40, therefore the radial dimension of the inner chamber of split type content is greater than the size of fiber connector 20, further improvement can be made to semicircular cylinder 30 structure, as shown in Figure 5, two cushion blocks 302 are set in the elongated slot of semicircular cylinder 30, cushion block 302 is provided with deep-slotted chip breaker 3021, the cell wall of deep-slotted chip breaker 3021 coordinates with the outer wall of fiber connector 20, after two halves cylinder 30 fastens, deep-slotted chip breaker 3021 on semicircular cylinder 30 combines and forms axial pass trough, the outer wall of fiber connector 20 coordinates with the contact internal walls of axial pass trough, then the location of fiber connector 20 is more reliable, not easily loosen, the switching performance of further raising fiber connector 20 and light mouth 50.In this embodiment, split type inner core is fastened by two halves cylinder 30 and is formed, and can expect, split type inner core is not limited to be made up of two parts, and cross section is also not limited to semicircle, and each several part can be fastened on and form tubular structure together.In fact, also without the need to arranging complete inner core, one semicircular cylinder 30 is only set in such as Fig. 7 and also can realizes object of the present invention, certainly, two halves cylinder 30 fastens and forms complete split type inner core, and semicircular cylinder 30 is equipped with the draw-in groove 301 coordinated with light mouth 50 annular boss 501, then with light mouth 50, sleeve 10 fixing more reliable.
In addition, sleeve 10 in this embodiment and split type inner core are also not limited to the circle shown in Fig. 2, also can be other shapes, such as square, now, assembling mode and above-described embodiment of horizontal boss 305 and jack 102 can be distinguished to some extent, such as, the inwall of sleeve 10 are processed the slideway with certain slope, the one side that horizontal boss 305 is relative with sleeve 10 is processed as arcwall face, when then installing, horizontal boss 305 can directly slip in jack 102 along slideway, without the need to rotating assembling.Namely in fact, locking device comprise the plug-in mounting cover of inserting for spring 40 and fiber connector 20 and can with the shackle member of annular boss 501 clamping of light mouth 50.Above-mentioned sleeve 10 is only the comparatively preferred version of plug-in mounting cover one, and it may occur to persons skilled in the art that, the plug-in mounting cover of design can hold spring 40 and fiber connector 20, and makes the two not depart from; Split type inner core is also only the comparatively preferred structure of shackle member one, when shackle member adopts other shapes, also can be hole clipping with the structure of annular boss 501 clamping of light mouth 50, when such as shackle member is for having the cutting ferrule of " U " tee section, the two side of cutting ferrule processes hole clipping, and the annular boss 501 of light mouth 50 can directly snap in hole clipping.Certainly, in any case plug-in mounting cover changes with the structure of shackle member, need ensure that the horizontal boss of shackle member can insert in the jack that plug-in mounting puts, and fixing plug-in mounting overlaps and light mouth 50.
In addition; in above-described embodiment; the length of semicircular cylinder 30 and the length of sleeve 10 roughly the same; namely the main part of semicircular cylinder 30 is inserted into end sleeve 10 offering perforate 103; this kind of vibrational power flow makes two halves cylinder 30 more reliable with the combination of sleeve 10; globality is stronger; and certain protective effect is played to fiber connector 20; certainly; can release accordingly; the length of semicircular cylinder 30 also can be shorter, and the semicircular cylinder 30 in such as Fig. 2 only has the large footpath section arranging draw-in groove 301 and the part arranging horizontal boss 305.
The present invention also provides a kind of optical module, can understand by reference diagram 9, Fig. 9 is the structural representation of a kind of embodiment of optical module provided by the present invention, optical module A inside is provided with some optical devices, the light mouth 50 inserted in optical module A by fiber connector 20 between optical device is connected, fiber connector 20 is fixed by locking device after inserting light inlet 50, and described locking device is the locking device of the fiber connector 20 described in above-mentioned any embodiment.Because the locking device of above-mentioned fiber connector 20 has above-mentioned technique effect, the optical module with this fiber connector 20 locking device also has identical technique effect, is not repeated herein.
Above the engineering machinery of the locking device of a kind of optical module provided by the present invention and fiber connector is all described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. the locking device of a fiber connector, end for the light mouth of fiber connector insertion has annular boss, it is characterized in that, locking device comprises plug-in mounting cover, is positioned at the flexible member of plug-in mounting cover, and shackle member, described fiber connector runs through described plug-in mounting cover, and described flexible member pushes against described fiber connector makes its one end insert in described light mouth; Described shackle member and described annular boss clamping; Described plug-in mounting puts and arranges jack and horizontal boss respectively near one end of light mouth and described shackle member, and described horizontal boss can insert in described jack.
2. the locking device of fiber connector according to claim 1, it is characterized in that, described plug-in mounting cover is the sleeve run through for described fiber connector, described sleeve is provided with near the outer rim place of one end of light mouth the protrusion walls extended vertically, described jack is located in described protrusion walls, and the periphery of described shackle member is located at by described horizontal boss.
3. the locking device of fiber connector according to claim 2, is characterized in that, described flexible member is spring, and described fiber connector has positioning boss, and described fiber connector runs through the spring cavity of described spring; One end of described spring is resisted against on described positioning boss, and the other end is resisted against described sleeve one end away from light mouth.
4. the locking device of the fiber connector according to Claims 2 or 3, is characterized in that, the inwall of described shackle member has the draw-in groove snapped in for described annular boss.
5. the locking device of fiber connector according to claim 4, is characterized in that, one end of described shackle member has described draw-in groove, and the main part of described shackle member is provided with longitudinal elongated slot, inserts in described elongated slot for described fiber connector; The main part of described shackle member inserts in described sleeve.
6. the locking device of fiber connector according to claim 4, it is characterized in that, described shackle member comprises split type inner core, described split type inner core comprises first and second, one end of described first and described second all has described draw-in groove, and described first and described second forms described split type inner core when fastening along its length; Described split type inner core is plugged in described sleeve, and described fiber connector is positioned at split type inner core.
7. the locking device of fiber connector according to claim 6, is characterized in that, described sleeve and described split type inner core are cylinder, and the xsect of described first and described second is semicircle.
8. the locking device of fiber connector according to claim 7, it is characterized in that, cushion block is equipped with in described semicircular cylinder, described cushion block is provided with deep-slotted chip breaker, described deep-slotted chip breaker on semicircular cylinder described in two fastens and forms axial pass trough, and the inwall of described axial pass trough matches with the outer wall of described fiber connector.
9. the locking device of fiber connector according to claim 6, is characterized in that, the sidewall of described first is provided with projection, and the sidewall of described second is provided with recess, described first and described second fasten time, described projection is inserted in described recess.
10. an optical module, its inside is provided with some optical devices, the light mouth inserted in optical module by fiber connector between optical device is connected, fiber connector is fixed by locking device after inserting light inlet, it is characterized in that, described locking device is the locking device of the fiber connector described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210110967.6A CN102854577B (en) | 2012-04-16 | 2012-04-16 | Optical module and lock device of optical fiber connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210110967.6A CN102854577B (en) | 2012-04-16 | 2012-04-16 | Optical module and lock device of optical fiber connector |
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| Publication Number | Publication Date |
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| CN102854577A CN102854577A (en) | 2013-01-02 |
| CN102854577B true CN102854577B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210110967.6A Active CN102854577B (en) | 2012-04-16 | 2012-04-16 | Optical module and lock device of optical fiber connector |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103105655B (en) * | 2013-02-21 | 2014-12-10 | 中国电子科技集团公司第八研究所 | Clustered optical cable |
| CN108072933A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | Multi-functional substation's optical cable plug assembly |
| CN108072934A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | Substation's communication cable connector |
| CN108072945A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | Intelligent substation emulation testing optical cable docks box |
| CN108072935A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | Electric system special substation optical cable connector |
| JP6965758B2 (en) * | 2018-01-10 | 2021-11-10 | 住友電気工業株式会社 | Optical module |
| CN116093650B (en) * | 2023-04-12 | 2023-06-13 | 深圳欧晟科连接技术有限公司 | Plug-resistant willow leaf spring |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50203493D1 (en) * | 2002-02-08 | 2005-08-04 | Diamond Sa | Plug part for an optical connector |
| JP2004126371A (en) * | 2002-10-04 | 2004-04-22 | Seiko Instruments Inc | Optical connector plug and assembly for optical connector plug |
| CN2582015Y (en) * | 2002-11-27 | 2003-10-22 | 江苏省通信设备厂 | Optical fibre coupling |
| CN201060292Y (en) * | 2007-07-16 | 2008-05-14 | 何玫 | On-site quick-speed assembling fibre-optic connector |
| CN101806940B (en) * | 2010-04-19 | 2012-02-29 | 烽火通信科技股份有限公司 | Optical fiber field connector |
| CN201749214U (en) * | 2010-08-25 | 2011-02-16 | 河北四方通信设备有限公司 | MU type optical fiber flexible connector |
| CN201926781U (en) * | 2010-12-02 | 2011-08-10 | 泰科电子(上海)有限公司 | Optical fiber connector |
| CN202093208U (en) * | 2011-05-23 | 2011-12-28 | 杭州至卓通讯科技有限公司 | Rubber-sheathed wire fiber connector |
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2012
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