CN106199850A - A kind of LC type optical fiber quick connector - Google Patents

A kind of LC type optical fiber quick connector Download PDF

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Publication number
CN106199850A
CN106199850A CN201610836281.3A CN201610836281A CN106199850A CN 106199850 A CN106199850 A CN 106199850A CN 201610836281 A CN201610836281 A CN 201610836281A CN 106199850 A CN106199850 A CN 106199850A
Authority
CN
China
Prior art keywords
described
groove
optical fiber
provided
rear enclosure
Prior art date
Application number
CN201610836281.3A
Other languages
Chinese (zh)
Inventor
吴敏
孙权
张传栋
宋歆佳
Original Assignee
江苏亨通光网科技有限公司
江苏亨通光电股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 江苏亨通光网科技有限公司, 江苏亨通光电股份有限公司 filed Critical 江苏亨通光网科技有限公司
Priority to CN201610836281.3A priority Critical patent/CN106199850A/en
Publication of CN106199850A publication Critical patent/CN106199850A/en

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3873Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls

Abstract

The invention provides a kind of LC type optical fiber quick connector, its LC type pre-buried type optical fiber being applicable to 2.0~3.0mm circular optical cables quickly connects so that is prefabricated into after holding LC adapter to break down, can quickly be attached, reduces construction cost and maintenance cost.It includes protheca, rear enclosure, tail sleeve, protheca, the opposing end surface button of rear enclosure and after internal cavities in be provided with fibre core guide locating device provided, core ingate is had in rear enclosure, fibre core is guide locating device provided includes V-groove device, LC lock pin, 900um optical fiber it is provided with from gripping mechanism in V-groove device, 125um optical fiber is from gripping mechanism, the built-in fiber of LC lock pin is communicated to the front end of the guide locating device provided center hole slot of fibre core, the front end of the center hole slot of core ingate connection V-groove device, the rear end evagination of rear enclosure is provided with external thread structure, the connection core ingate, center of external thread structure, tail sleeve is hollow structure, the front end of tail sleeve is with female thread structure.

Description

A kind of LC type optical fiber quick connector

Technical field

The present invention relates to the technical field of the joints of optical fibre, be specially a kind of LC type optical fiber quick connector.

Background technology

Along with the Large scale construction of 4G LTE, jumbo distributed base station construction scale also expanding day, It is i.e. to utilize the excellent transmission characteristic of optical fiber to realize Base Band Unit (BBU) and Remote Radio Unit (RRU) for main content Signal zooms out, and facilitates the installation of base station, the installation of antenna feeder, Appropriate application carrier frequency resource, wherein uses and substantial amounts of zooms out wire jumper.Draw Remote wire jumper have employed Lucent Connector, and the end dragging optical cable that is prefabricated into of current large-scale use often occurs that jumping fiber rice number is long, Needing to carry out optical fiber to store around fibre, reason is that the spacing of BBU Yu RRU cannot prepare to judge;

Secondly, in communications equipment room, the equipment wire jumper connected for equipment room optical module, optical fiber wiring distance cannot be accurate After being prefabricated into end LC adapter breaks down of measuring and calculating, pine set tail optical fiber or wire jumper, general using the method changing whole piece jumping fiber, it is executed Work cost and maintenance cost are higher.

Summary of the invention

For the problems referred to above, the invention provides a kind of LC type optical fiber quick connector, it is applicable to 2.0~3.0mm circles The LC type pre-buried type optical fiber of shape optical cable quickly connects so that is prefabricated into after holding LC adapter to break down, can quickly be attached, Reduce construction cost and maintenance cost.

A kind of LC type optical fiber quick connector, it is characterised in that: it includes protheca, rear enclosure, tail sleeve, described protheca, rear enclosure Opposing end surface button and after internal cavities in be provided with fibre core guide locating device provided, described rear enclosure has core ingate, Guide locating device provided V-groove device, the LC lock pin of including of described fibre core, is provided with 900um optical fiber from clamping in described V-groove device Device, 125um optical fiber are communicated to, from gripping mechanism, the built-in fiber of described LC lock pin, the center hole slot that fibre core is guide locating device provided Front end, described core ingate connects the front end of center hole slot of described V-groove device, and the rear end evagination of described rear enclosure is arranged Having external thread structure, the center of described external thread structure connects described core ingate, and described tail sleeve is hollow structure, described tail The front end of set connects the external thread structure of described rear enclosure with female thread structure, the nose threads of described tail sleeve.

It is further characterized by

Described V-groove device includes V bottom land seat, the preposition briquetting of V groove, the rearmounted briquetting of V groove, jump ring, the described preposition pressure of V groove Block, the rearmounted briquetting of V groove are sequentially front and back arranged in the upper surface of the center hole slot corresponding to described V bottom land seat, and described jump ring wraps up Residence is stated V bottom land seat, the preposition briquetting of V groove, the rearmounted briquetting of V groove combined formation outer ring surface, is made four to become an overall structure, The described preposition briquetting of V groove press-fits after the corresponding centre bore groove location of described V bottom land seat, is centrally formed 125um tight sleeve optic cable card Groove, outer end, side form described 125um optical fiber and press-fit in the correspondence of described V bottom land seat from gripping mechanism, the described rearmounted briquetting of V groove After centre bore groove location, be centrally formed 900um tight sleeve optic cable draw-in groove, outer end, side forms described 900um optical fiber from gripping mechanism;

The upper surface of the center hole slot of described V bottom land seat corresponds to the described preposition briquetting of V groove, the transition of the rearmounted briquetting of V groove Position is provided with closing in transition structure;

Described V bottom land seat corresponds to described 125um optical fiber from gripping mechanism, 900um optical fiber from the corresponding position of gripping mechanism Installing and be equipped with the first escape groove, the second escape groove, the outer peripheral face that described protheca, rear enclosure are formed is dodged corresponding to described first Groove, the position of the second escape groove are provided with the 3rd and dodge straight trough;

It also includes repetition opener, the outer peripheral face that described repetition opener is set in described protheca, rear enclosure is formed, Described repetition opener is provided with first protruding, the second projection, dress corresponding to described first escape groove, the position of the second escape groove Join described first projection, the second projection under state and make 125um optical fiber in filling in the first escape groove of correspondence, the second escape groove certainly Gripping mechanism, 900um optical fiber extend out from gripping mechanism so that corresponding 125um optical fiber is from gripping mechanism, 900um optical fiber card certainly Tight device is in non-gripping orientation;

The upper end, both sides of described repetition opener has buckle structure, and described buckle structure is for withholding described protheca Corresponding location plane;

The rear end face center lordosis of described V bottom land seat is provided with the second pilot hole, the outer shroud surface cover of described second pilot hole Equipped with spring, the two ends of described spring are mounted on described V bottom land seat, the inner face of rear enclosure respectively, it is ensured that total is in limit Position state;

Described protheca, the side of rear enclosure are provided with locating fastener, and it makes protheca, rear enclosure facilitate location and installation.

After using the structure of the present invention, it is prefabricated into after holding LC adapter to break down, the optical fiber end of LC type optical fiber is removed light Cable oversheath, by LC optical fiber from running through tail sleeve and inserting from the core entrance of rear enclosure, until the 900um light that LC type optical fiber is corresponding Fine, 125um optical fiber respectively enter center hole slot correspondence position, preformed fibers corresponding to connection, and by 125um optical fiber from Circular optical cable aramid fiber reinforcement corresponding for optical cable, from each self-locking of gripping mechanism, is uniformly covered by gripping mechanism, 900um optical fiber afterwards Covering on the screw thread mouth 402 of external thread structure, rear enclosure screwed with tail sleeve screw thread and be connected, make optical cable aramid fiber fix, it is applicable to The LC type pre-buried type optical fiber of 2.0~3.0mm circular optical cables quickly connects so that be prefabricated into after holding LC adapter to break down, permissible Quickly it is attached, reduces construction cost and maintenance cost.

Accompanying drawing explanation

Fig. 1 is the axonometric chart structural representation one of the present invention;

Fig. 2 is the axonometric chart structural representation two of the present invention;

Fig. 3 is the assembling exploded perspective structural representation of the present invention;

Fig. 4 is the assembling exploded perspective structural representation of the V bottom land seat of the present invention, the preposition briquetting of V groove, the rearmounted briquetting of V groove;

Fig. 5 is the axonometric chart structural representation repeating opener of the present invention;

In figure, the title corresponding to sequence number is as follows:

Protheca 1, rear enclosure 2, tail sleeve 3, internal cavities 4, fibre core are guide locating device provided 5, core ingate 6, V-groove device 7, LC lock pin 8,900um optical fiber from gripping mechanism 9,125um optical fiber from gripping mechanism 10, external thread structure 11, V bottom land seat 12, V groove Preposition briquetting 13, the rearmounted briquetting of V groove 14, jump ring 15, center hole slot 16, closing in transition structure the 17, first escape groove 18, second keep away Groove the 19, the 3rd is allowed to dodge straight trough 20, to repeat opener the 21, first projection the 22, second projection 23, buckle structure the 24, second guiding Hole 25, spring 26,125um tight sleeve optic cable draw-in groove 27,900um tight sleeve optic cable draw-in groove 28, locating fastener 29.

Detailed description of the invention

A kind of LC type optical fiber quick connector, is shown in Fig. 1~Fig. 5: it includes protheca 1, rear enclosure 2, tail sleeve 3, protheca 1, rear enclosure 2 Opposing end surface button and after internal cavities 4 in be provided with fibre core guide locating device provided 5, rear enclosure 2 has core ingate 6, Fibre core guide locating device provided 5 includes V-groove device 7, LC lock pin 8, is provided with 900um optical fiber from gripping mechanism in V-groove device 7 9,125um optical fiber is from gripping mechanism 10, and the built-in fiber of LC lock pin 8 is communicated to the center hole slot 16 of fibre core guide locating device provided 5 Front end, core ingate 6 connects the front end of the center hole slot 16 of V-groove device 7, and the rear end evagination of rear enclosure 2 is provided with outer spiral shell Stricture of vagina structure 11, the connection core ingate 6, center of external thread structure 11, tail sleeve 3 is hollow structure, and the front end of tail sleeve 3 is with interior Helicitic texture, the nose threads of tail sleeve 3 connects the external thread structure 11 of rear enclosure.

Core ingate 6 connects the centre bore of external thread structure 11;

V-groove device 7 includes V bottom land seat 12, the preposition briquetting of V groove 13, the rearmounted briquetting of V groove 14, jump ring 15, the preposition pressure of V groove Block 13, the rearmounted briquetting of V groove 14 are sequentially front and back arranged in the upper surface of the center hole slot 16 corresponding to V bottom land seat 12, and jump ring 15 wraps Wrap V bottom land seat 12, the preposition briquetting of V groove 13, the rearmounted briquetting of V groove 14 combined formation outer ring surface, make four to become an entirety Structure, the preposition briquetting of V groove 13 press-fits behind hole slot 16 position, corresponding center of V bottom land seat 12, is centrally formed 125um tight sleeve optic cable Draw-in groove 27, outer end, side form 125um optical fiber and press-fit in the correspondence of V bottom land seat 12 from gripping mechanism 10, the rearmounted briquetting of V groove 14 Behind central hole groove 16 position, it is centrally formed 900um tight sleeve optic cable draw-in groove 28, outer end, side formation 900um optical fiber from gripping mechanism 9;

The upper surface of the center hole slot 16 of V bottom land seat 12 corresponds to the preposition briquetting of V groove 13, the transition of the rearmounted briquetting of V groove 14 Position is provided with closing in transition structure 17;

V bottom land seat 12 sets from the correspondence position of gripping mechanism 9 from gripping mechanism 10,900um optical fiber corresponding to 125um optical fiber Be equipped with first escape groove the 18, second escape groove 19, what protheca 1, rear enclosure 2 were formed outer peripheral face corresponding to the first escape groove 18, The position of the second escape groove 19 is provided with the 3rd and dodges straight trough 20;

It also includes repetition opener 21, repeats the outer peripheral face that opener 21 is set in protheca 1, rear enclosure 2 is formed, weight Multiple opener 21 is provided with first projection the 22, second projection 23 corresponding to 19 positions of first escape groove the 18, second escape groove, dress Join in first projection the 22, second projection 23 under state fills in first corresponding escape groove the 18, second escape groove 19 and make 125um light Fibre extends out from gripping mechanism 9 from gripping mechanism 10,900um optical fiber so that corresponding 125um tight sleeve optic cable draw-in groove 27,900um are tight Sleeve optic cable draw-in groove 28 is in non-gripping orientation;

The upper end, both sides repeating opener 21 has buckle structure 24, and buckle structure 24 is fixed for the correspondence withholding protheca Bit plane;

The rear end face center lordosis of V bottom land seat 12 is provided with the second pilot hole 25, the outer ring surface suit of the second pilot hole 25 Spring 26, the two ends of spring 26 is had to be mounted on V bottom land seat 12, the inner face of rear enclosure 2 respectively, it is ensured that total is in spacing shape State;

Protheca 1, the side of rear enclosure 2 are provided with locating fastener 29, and it makes protheca 1, rear enclosure 2 facilitate location and installation.

It uses step specific as follows:

1. divest cable outer sheath by fiber stripping, stripping cable instrument, and use fixed length instrument to carry out optical fibre fixed-length;

2. use clean ethanol cloth and optical fiber cutter that the end face of optical fiber is cleaned pretreatment;

3. the bare fibre through pretreatment is run through tail sleeve 3, inserts from core ingate 6, to center hole slot 16, until light The corresponding end face of fine end thereof contacts built-in fiber, treats that 900um optical fiber is slightly bent, takes out and repeats opener 21, makes 125um optical fiber And 900um tight tube fiber is fixing in corresponding 125um tight sleeve optic cable draw-in groove 27,900um tight sleeve optic cable draw-in groove 28.

4. by circular optical cable aramid fiber reinforcement uniform fold corresponding for optical cable on the screw thread mouth of external thread structure 11, after inciting somebody to action Set 2 screws with tail sleeve 3 screw thread and to be connected, and makes optical cable aramid fiber fix;

5. cutting unnecessary aramid fiber at the screw thread mouth of external thread structure 11, operation completes.

6. repetition opener 21 can be used to carry out repeating to assemble.

Above the specific embodiment of the present invention is described in detail, but content has been only the preferable enforcement of the invention Example, it is impossible to be considered the practical range for limiting the invention.All impartial changes made according to the invention application range Change and improvement etc., within all should still belonging to this patent covering scope.

Claims (8)

1. a LC type optical fiber quick connector, it is characterised in that: it includes protheca, rear enclosure, tail sleeve, described protheca, rear enclosure Opposing end surface button and after internal cavities in be provided with fibre core guide locating device provided, described rear enclosure has core ingate, institute State guide locating device provided V-groove device, the LC lock pin of including of fibre core, be provided with 900um optical fiber in described V-groove device and fill from clamping Put, 125um optical fiber from gripping mechanism, the built-in fiber of described LC lock pin is communicated to the guide locating device provided center hole slot of fibre core Front end, described core ingate connects the front end of the center hole slot of described V-groove device, and the rear end evagination of described rear enclosure is provided with External thread structure, the center of described external thread structure connects described core ingate, and described tail sleeve is hollow structure, described tail sleeve Front end with female thread structure, the nose threads of described tail sleeve connects the external thread structure of described rear enclosure.
2. a kind of LC type optical fiber quick connector as claimed in claim 1, it is characterised in that: described V-groove device includes V groove Base, the preposition briquetting of V groove, the rearmounted briquetting of V groove, jump ring, the described preposition briquetting of V groove, the rearmounted briquetting of V groove are sequentially front and back arranged in institute State the upper surface of center hole slot corresponding to V bottom land seat, after described jump ring wraps described V bottom land seat, the preposition briquetting of V groove, V groove Putting briquetting combined formation outer ring surface, make four to become an overall structure, the described preposition briquetting of V groove press-fits in described V bottom land Seat corresponding centre bore groove location after, be centrally formed 125um tight sleeve optic cable draw-in groove, outer end, side formed described 125um optical fiber from Gripping mechanism, the described rearmounted briquetting of V groove press-fits after the corresponding centre bore groove location of described V bottom land seat, it is tight to be centrally formed 900um Sleeve optic cable draw-in groove, outer end, side form described 900um optical fiber from gripping mechanism.
3. a kind of LC type optical fiber quick connector as claimed in claim 2, it is characterised in that: the centre bore of described V bottom land seat The upper surface of groove is provided with closing in transition structure corresponding to the described preposition briquetting of V groove, the crossover position of the rearmounted briquetting of V groove.
4. a kind of LC type optical fiber quick connector as claimed in claim 2, it is characterised in that: described V bottom land seat corresponds to institute State 125um optical fiber to be provided with the first escape groove from gripping mechanism, 900um optical fiber from the correspondence position of gripping mechanism, second dodge Groove, the outer peripheral face that described protheca, rear enclosure are formed is provided with the 3rd corresponding to described first escape groove, the position of the second escape groove Dodge straight trough.
5. a kind of LC type optical fiber quick connector as claimed in claim 4, it is characterised in that: it also includes and repeats to open Device, the outer peripheral face that described repetition opener is set in described protheca, rear enclosure is formed, described repetition opener is corresponding to described the One escape groove, the position of the second escape groove are provided with first protruding, the second projection.
6. a kind of LC type optical fiber quick connector as claimed in claim 5, it is characterised in that: the both sides of described repetition opener Upper end has buckle structure.
7. a kind of LC type optical fiber quick connector as claimed in claim 2, it is characterised in that: the rear end face of described V bottom land seat Center lordosis is provided with the second pilot hole, and the outer ring surface of described second pilot hole is set with spring, and the two ends of described spring are respectively It is mounted on described V bottom land seat, the inner face of rear enclosure.
8. a kind of LC type optical fiber quick connector as claimed in claim 1, it is characterised in that: described protheca, the side of rear enclosure It is provided with locating fastener.
CN201610836281.3A 2016-09-21 2016-09-21 A kind of LC type optical fiber quick connector CN106199850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610836281.3A CN106199850A (en) 2016-09-21 2016-09-21 A kind of LC type optical fiber quick connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610836281.3A CN106199850A (en) 2016-09-21 2016-09-21 A kind of LC type optical fiber quick connector

Publications (1)

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CN106199850A true CN106199850A (en) 2016-12-07

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CN201610836281.3A CN106199850A (en) 2016-09-21 2016-09-21 A kind of LC type optical fiber quick connector

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106501908A (en) * 2016-12-28 2017-03-15 华进半导体封装先导技术研发中心有限公司 A kind of manufacture method of optical-electric module
CN106997078A (en) * 2017-01-24 2017-08-01 江苏亨通光网科技有限公司 A kind of carrier class LC type optical fiber quick connectors

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6179482B1 (en) * 1997-01-16 2001-01-30 Fujikura, Ltd. Optical connector and housing for optical connector
JP2004191819A (en) * 2002-12-13 2004-07-08 Furukawa Electric Co Ltd:The Optical connector
US20050129378A1 (en) * 2003-06-03 2005-06-16 Fujikura Ltd. Optical fiber connecting tool, connector holder, connector holder equipped optical connector, and tool equipped optical connector
US20060153506A1 (en) * 2001-09-17 2006-07-13 Stratos International, Inc. Transceiver assembly for use in fiber optics communications
US7695198B1 (en) * 2009-03-30 2010-04-13 Tyco Electronics Corporation Latch protection clip for a connector
WO2011047111A1 (en) * 2009-10-15 2011-04-21 Corning Incorporated Fiber optic connectors and structures for large core optical fibers and methods for making the same
CN102955206A (en) * 2011-08-29 2013-03-06 鸿富锦精密工业(深圳)有限公司 Optical fiber connector
CN204439881U (en) * 2015-02-12 2015-07-01 万马电子医疗有限公司 A kind of FC type loose tube cable connector
CN204515191U (en) * 2015-01-13 2015-07-29 深圳市龙晟光电有限公司 The joints of optical fibre
CN206133069U (en) * 2016-09-21 2017-04-26 江苏亨通光网科技有限公司 LC type optic fibre quick connector

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6179482B1 (en) * 1997-01-16 2001-01-30 Fujikura, Ltd. Optical connector and housing for optical connector
US20060153506A1 (en) * 2001-09-17 2006-07-13 Stratos International, Inc. Transceiver assembly for use in fiber optics communications
JP2004191819A (en) * 2002-12-13 2004-07-08 Furukawa Electric Co Ltd:The Optical connector
US20050129378A1 (en) * 2003-06-03 2005-06-16 Fujikura Ltd. Optical fiber connecting tool, connector holder, connector holder equipped optical connector, and tool equipped optical connector
US7695198B1 (en) * 2009-03-30 2010-04-13 Tyco Electronics Corporation Latch protection clip for a connector
WO2011047111A1 (en) * 2009-10-15 2011-04-21 Corning Incorporated Fiber optic connectors and structures for large core optical fibers and methods for making the same
CN102955206A (en) * 2011-08-29 2013-03-06 鸿富锦精密工业(深圳)有限公司 Optical fiber connector
CN204515191U (en) * 2015-01-13 2015-07-29 深圳市龙晟光电有限公司 The joints of optical fibre
CN204439881U (en) * 2015-02-12 2015-07-01 万马电子医疗有限公司 A kind of FC type loose tube cable connector
CN206133069U (en) * 2016-09-21 2017-04-26 江苏亨通光网科技有限公司 LC type optic fibre quick connector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106501908A (en) * 2016-12-28 2017-03-15 华进半导体封装先导技术研发中心有限公司 A kind of manufacture method of optical-electric module
CN106997078A (en) * 2017-01-24 2017-08-01 江苏亨通光网科技有限公司 A kind of carrier class LC type optical fiber quick connectors

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Application publication date: 20161207