CN110346876A - A kind of optical fiber connector plug shell and optical fiber connector plug - Google Patents
A kind of optical fiber connector plug shell and optical fiber connector plug Download PDFInfo
- Publication number
- CN110346876A CN110346876A CN201910544678.9A CN201910544678A CN110346876A CN 110346876 A CN110346876 A CN 110346876A CN 201910544678 A CN201910544678 A CN 201910544678A CN 110346876 A CN110346876 A CN 110346876A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- pressure welding
- optical fiber
- welding case
- cable sheath
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3869—Mounting ferrules to connector body, i.e. plugs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The present invention relates to a kind of optical fiber connector plug shell and optical fiber connector plugs.Optical fiber connector plug shell includes: procapsid, is mounted therein with lock pin component；After sleeve, is connected to procapsid rear end and procapsid surrounds inner cavity, and there is optical cable to install channel, cable sheath fixed structure is additionally provided in after sleeve for after sleeve；Cable sheath fixed structure includes pressure welding case and support sleeve, and pressure welding case can cover on the outside of support sleeve, for cable sheath to be pressed on support sleeve.It is crimped again by pressure welding case after cable sheath is set on support sleeve by rear in the present invention, in gluing, due to having support sleeve stake pad on the inside of cable sheath, glue is difficult to flow to inside cable sheath, optical fiber can retract in cable sheath, therefore plug casing need not be arranged again and stay remaining section for fibre-optical bending, to reduce the length of entire plug casing, enable and the more narrow position in space is mounted on using the plug of this plug casing, the scope of application is wider.
Description
Technical field
The present invention relates to a kind of optical fiber connector plug shell and optical fiber connector plugs.
Background technique
Optical fiber connector is the device being attached between optical fiber and optical fiber, for that the end face of two optical fiber is accurate
Docking is got up.Application publication number is that the Chinese invention patent application of CN109445040A discloses a kind of YMF series round fiber
Connector, the plug of the connector include shell, and housing rear end is arranged with sleeve, is provided in sleeve for crimping cable sheath
Inner sleeve and the pressure welding case that is set on the outside of pressure welding case, cable sheath pass through after the front end of fold inner sleeve is turned down to inner sleeve
Pressure welding case crimping is fixed.In order to improve the stretching resistance of optical fiber connector plug, it is also necessary to gluing processing is carried out at crimping, in reality
During the gluing of border, gluing first is carried out to the cable sheath and aramid fiber torn, then cable sheath and aramid fiber are turned down to outside inner sleeve
Side is crimped by pressure welding case.And glue can flow to cable interior before crimping, and the optical fiber in optical cable is glued with cable sheath
It is connected together.And this optical fiber connector is used when being docked, and since the inserted terminal of plug needs to retract, plug inner fiber
Bending can be generated, thus need to reserve in plug it is longer stay remaining section to reduce the bending degree of optical fiber, so that optical fiber be caused to connect
It is longer to connect device plug casing length.
Summary of the invention
The purpose of the present invention is to provide a kind of optical fiber connector plug shells, to solve optical fiber connector in the prior art
The longer problem of plug casing length；The object of the invention is also to provide a kind of optical fiber connector plugs, to solve existing skill
The longer problem of optical fiber connector plug length in art.
To achieve the above object, the technical solution of optical fiber connector plug shell of the present invention is:
A kind of optical fiber connector plug shell, comprising: procapsid is mounted therein with lock pin component；After sleeve is connected to procapsid
Rear end simultaneously surrounds inner cavity with procapsid, and after sleeve, which has, installs channel for the optical cable that optical cable penetrates inner cavity, also sets up in after sleeve
There is cable sheath fixed structure；Cable sheath fixed structure includes pressure welding case and support sleeve, and pressure welding case can cover on the outside of support sleeve,
For being covered from back to front in cable sheath in support sleeve lateral surface, cable sheath to be pressed on support sleeve.
The beneficial effect of optical fiber connector plug shell of the invention is: optical fiber connector plug shell is being pacified in the present invention
Crimped again by pressure welding case after cable sheath is set on support sleeve by rear during dress, in gluing, can first by
Cable sheath, which is set in after support sleeve, carries out gluing to cable sheath again, due to having support sleeve stake pad, glue on the inside of cable sheath
It is difficult to flow to inside cable sheath, will not be by cable sheath together with bonding fiber, optical fiber can carry out in cable sheath
It retracts, therefore plug casing need not be arranged again and stay remaining section for fibre-optical bending, to reduce the length of entire plug casing, make
The more narrow position in space can be mounted on using the plug of this plug casing by obtaining, and the scope of application is wider.
Further, pressure welding case covers on the outside of support sleeve from back to front, and pressure welding case includes the major diameter section and position positioned at front side
In the path section of rear side, pressure welding case is covered by major diameter section outside support sleeve and for compressing cable sheath.Major diameter is arranged in pressure welding case
After section and path section, pressure welding case rear end can be supported on the only changeover portion between major diameter section and path section, can be further prevented
Glue is penetrated into from there in the cable sheath of rear.
Further, pass through tilting section transition between front side major diameter section and rear side path section.Cable sheath front end is crimped on
In pressure welding case, rear side is wrapped in outside optical fiber, is heeling condition after being straightened, therefore tilting section more meets the natural transition of cable sheath
State.
Further, the after sleeve tail portion is fixed with plastic jacket, and plastic jacket inner hole is passed through for optical cable, and crimping is arranged
It sets on the inside of plastic jacket, plastic jacket carries out block in a rearward direction to pressure welding case and avoids pressure welding case de- from after sleeve
Out.And plastic jacket can also play the role of being sealed optical cable, protect optical cable.
To achieve the above object, the technical solution of optical fiber connector plug shell of the present invention is:
A kind of optical fiber connector plug, comprising: procapsid is equipped with fiber stub in shell；After sleeve, after being connected to procapsid
It holds and surrounds inner cavity with procapsid, optical cable is also set up in after sleeve from penetrating in after sleeve in inner cavity and connecting with fiber stub
There is cable sheath fixed structure；Cable sheath fixed structure, including pressure welding case and support sleeve, form between pressure welding case and support sleeve
For crimping the crimping gap of cable sheath, cable sheath covers on the outside of support sleeve on rear side of support sleeve, and is crimped casing pressure
Tightly on support sleeve.
The beneficial effect of optical fiber connector plug of the invention is: the present invention in optical fiber connector plug during the installation process
Cable sheath is crimped by pressure welding case again after being set on support sleeve by rear, can be first by cable sheath in gluing
It is set in after support sleeve and gluing is carried out to cable sheath again, due to having support sleeve stake pad on the inside of cable sheath, glue is difficult to flow to
, will not be by cable sheath together with bonding fiber inside cable sheath, optical fiber can retract in cable sheath, therefore
Plug casing need not be arranged again stays remaining section for fibre-optical bending, so that the length of entire plug casing is reduced, so that using this
The plug of kind plug casing can be mounted on the more narrow position in space, and the scope of application is wider.
Further, pressure welding case covers on the outside of support sleeve from back to front, and pressure welding case includes the major diameter section and position positioned at front side
In the path section of rear side, pressure welding case is covered by major diameter section outside support sleeve and for compressing cable sheath.Major diameter is arranged in pressure welding case
After section and path section, pressure welding case rear end can be supported on the only changeover portion between major diameter section and path section, can be further prevented
Glue is penetrated into from there in the cable sheath of rear.
Further, pass through tilting section transition between front side major diameter section and rear side path section.Cable sheath front end is crimped on
In pressure welding case, rear side is wrapped in outside optical fiber, is heeling condition after being straightened, therefore tilting section more meets the natural transition of cable sheath
State.
Further, the after sleeve tail portion is fixed with plastic jacket, and plastic jacket inner hole is passed through for optical cable, and crimping is arranged
It sets on the inside of plastic jacket, plastic jacket carries out block in a rearward direction to pressure welding case and avoids pressure welding case de- from after sleeve
Out.And plastic jacket can also play the role of being sealed optical cable, protect optical cable.
Detailed description of the invention
Fig. 1 is the semi-cutaway of the specific embodiment of optical fiber connector plug of the invention；
Description of symbols: 1- procapsid；11- ceramic contact pin；12- ring flange；13- adapter sleeve；14- fixes elastic claw；2- locking
Set；3- after sleeve；31- cantilever mounted；4- plastic jacket；41- annular groove；5- optical cable；6- pressure welding case；7- support sleeve；8- arc
Shape pressing plate；9- bolt.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of optical fiber connector plug of the invention, as shown in Figure 1, optical fiber connector plug includes that optical fiber connects
It connects device plug casing and installs and be fixed on the intracorporal optical cable 5 of optical fiber connector plug shell, before optical fiber connector plug shell includes
Shell 1, the lock sleeve 2 for being set in 1 outside of procapsid and the after sleeve 3 for being set in 1 rear end of procapsid.
It is provided with lock pin member mounting holes in procapsid 1, there is the fixed section being relatively large in diameter among lock pin member mounting holes,
Lock pin component includes ceramic contact pin 11 and the ring flange 12 for being set in 11 rear of ceramic contact pin, and 12 trailing outside of ring flange is arranged with
Front end is provided with the adapter sleeve 13 of step, and 12 outer sheath of ring flange is equipped with spring, also sets in the fixed section of lock pin member mounting holes
It is equipped with fixed elastic claw 14, fixed elastic claw 14 has been disposed radially fluting in order to be mounted in fixed section, has fixed elastic claw 14
Front end, which presses against on the step of adapter sleeve 13, prevents adapter sleeve 13 from retreating.When docking, ceramic contact pin 11 is pressed backward, drives method
Blue disk 12 and optical fiber retract backward.
It is provided with lock sleeve 2 on the outside of procapsid 1, the thread segment for being threadedly coupled with socket is provided on the inside of lock sleeve 2,
It is additionally provided with annular convex platform in lock sleeve 2, presses and cooperates on the outside of the annular convex platform and procapsid 1, to be revolved in lock sleeve 2 and socket
Procapsid 1 is pressed forwards after twisting cooperation, docks the lock pin component inside procapsid 1 with the lock pin component in socket.
1 rear end outer sheath of procapsid is equipped with after sleeve 3, and after sleeve 3 and procapsid 1 surround inner cavity, 3 rear end of after sleeve jointly
Channel is installed with the optical cable 5 for penetrating inner cavity for pipeline, cable sheath fixed structure is additionally provided in after sleeve 3, optical cable 5 is by light
Cable installs after channel penetrates inner cavity, and cable sheath is fixed by cable sheath fixed structure, and the optical fiber in cable sheath prolongs forward
It stretches to lock pin component and fixation is installed.Specifically as shown in Figure 1, the cable sheath fixed structure in the present embodiment includes pressure welding case
6 and the support sleeve 7 of the inside of pressure welding case 6 is set, wherein pressure welding case 6 includes major diameter section positioned at front, the path that is located behind
Section and the tilting section between major diameter section and path section.When being crimped, cable sheath is directly set in branch from the front to the back
The outside of support set 7, then carries out gluing under the stake pad of support sleeve 7, after gluing again by the major diameter section of support sleeve 7 and pressure welding case 6 into
Row crimping, to realize the fixation of cable sheath.Using the cable sheath fixed structure of this structure, in gluing due to optical cable
There is 7 stake pad of support sleeve on the inside of crust, glue is difficult to flow to inside cable sheath, and optical fiber can retract in cable sheath,
Therefore plug casing need not be arranged again stays remaining section for fibre-optical bending, so that the length of entire plug casing is reduced, so that adopting
It can be mounted on the more narrow position in space with the plug of this plug casing, the scope of application is wider.And it is arranged in pressure welding case 6
After major diameter section and path section, 6 rear end of pressure welding case can be supported on only changeover portion between major diameter section and path section, prevent glue from
It penetrates into the cable sheath of rear herein.In other embodiments, intermediate changeover portion may be to set perpendicular to pressure welding case axis
It sets.
Plastic jacket 4 is additionally provided on the outside of pressure welding case 6, for 4 inner hole of plastic jacket for passing through for optical cable 5, plastic jacket 4 is logical
Later the plastic jacket fixed structure of 3 rear end of sleeve setting is fixed.Specifically, plastic jacket fixed structure includes by rear enclosure
Two cantilever mounteds 31 being arranged symmetrically overhanging out backward of 3 ends of cylinder are provided with mounting hole in cantilever mounted 31.Plastic jacket
Fixed structure further includes two arc pressuring plates 8, and 8 both ends of arc pressuring plate are provided with perforation, and two arc pressuring plates 8 are open positioned opposite
In the two sides of cantilever mounted 31, and by being fixed across the bolt 9 of perforation and fixation hole, bolt 9 and nut fixation are next,
Two arc pressuring plates 8 can be adjacent to each other, and plastic jacket 4 is installed on inside arc pressuring plate 8, and two arc pressuring plates 8 can clamp
Plastic jacket 4, to realize the fixation of plastic jacket 4.In order to which fixation more fastens, the outer surface of plastic jacket 4 is provided with ring
Connected in star 41, the inboard portion of cantilever mounted 31 and arc pressuring plate 8 are stuck in 41 inside of annular groove, and plastic jacket 4 is prevented to be detached from.
4 inner peripheral surface of plastic jacket is stairstepping similar with 6 shape of pressure welding case, also includes major diameter section, path section and centre
Changeover portion, the changeover portion of pressure welding case 6 and the changeover portion of plastic jacket 4 can press cooperation, to prevent pressure welding case 6 from plastic cement
Deviate from backward in sheath 4.The path section of pressure welding case 6 extends at the corresponding position of arc pressuring plate 8, clamps and moulds in arc pressuring plate 8
When plastic boot 4, while pressure welding case 6 can be clamped.In other embodiments, arc pressuring plate can also by the major diameter section of pressure welding case with
Plastic jacket clamp, at this time plastic jacket not in needs and pressure welding case the block in backward directions.Certainly in other embodiments,
Pressure welding case can be straight tube structure, and major diameter section, path section and changeover portion are distinguished in no longer setting, will only be moulded by arc pressuring plate at this time
Plastic boot and pressure welding case are clamped together.
The embodiment of optical fiber connector plug shell of the invention, the knot of the optical fiber connector plug shell in the present embodiment
Structure is identical as the structure of optical fiber connector plug shell in the specific embodiment of above-mentioned optical fiber connector plug, and details are not described herein.
Claims (8)
1. a kind of optical fiber connector plug shell, comprising:
Procapsid is mounted therein with lock pin component；
After sleeve is connected to procapsid rear end and surrounds inner cavity with procapsid, and after sleeve has the optical cable that inner cavity is penetrated for optical cable
Channel is installed, cable sheath fixed structure is additionally provided in after sleeve；
Cable sheath fixed structure includes pressure welding case and support sleeve, and pressure welding case can cover on the outside of support sleeve, for outside optical cable
Skin is covered from back to front in support sleeve lateral surface, and cable sheath is pressed on support sleeve.
2. optical fiber connector plug shell according to claim 1, characterized in that pressure welding case is covered from back to front in support sleeve
Outside, pressure welding case include the path section positioned at the major diameter section of front side and positioned at rear side, and pressure welding case is covered by major diameter section in support sleeve
Outside and for compressing cable sheath.
3. optical fiber connector plug shell according to claim 2, characterized in that front side major diameter section and rear side path section it
Between pass through tilting section transition.
4. optical fiber connector plug shell according to claim 2 or 3, characterized in that after sleeve tail portion is fixed with plastic cement
Sheath, plastic jacket inner hole are passed through for optical cable, crimping is set on the inside of plastic jacket, and plastic jacket is to pressure welding case backward
Block is carried out on direction and pressure welding case is avoided to deviate from from after sleeve.
5. a kind of optical fiber connector plug, comprising:
Procapsid is equipped with fiber stub in shell；
After sleeve is connected to procapsid rear end and surrounds inner cavity with procapsid, fiber stub be used for penetrated from after sleeve in
The optical cable of chamber connects, and is additionally provided with cable sheath fixed structure in after sleeve；
Cable sheath fixed structure, including pressure welding case and support sleeve are formed between pressure welding case and support sleeve for crimping outside optical cable
The crimping gap of skin, cable sheath cover on the outside of support sleeve on rear side of support sleeve, and are crimped set and are pressed on support sleeve.
6. optical fiber connector plug according to claim 5, characterized in that pressure welding case covers outside support sleeve from back to front
Side, pressure welding case include the path section positioned at the major diameter section of front side and positioned at rear side, and pressure welding case is covered outside support sleeve by major diameter section
And for compressing cable sheath.
7. optical fiber connector plug according to claim 6, characterized in that lead between front side major diameter section and rear side path section
Cross tilting section transition.
8. optical fiber connector plug according to claim 6 or 7, characterized in that after sleeve tail portion is fixed with plastic jacket,
Plastic jacket inner hole is passed through for optical cable, and crimping is set on the inside of plastic jacket, and plastic jacket is to pressure welding case in rearwardly direction
Upper progress block and avoid pressure welding case from after sleeve deviate from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910544678.9A CN110346876B (en) | 2019-06-21 | 2019-06-21 | Optical fiber connector plug shell and optical fiber connector plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910544678.9A CN110346876B (en) | 2019-06-21 | 2019-06-21 | Optical fiber connector plug shell and optical fiber connector plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110346876A true CN110346876A (en) | 2019-10-18 |
| CN110346876B CN110346876B (en) | 2021-05-18 |
Family
ID=68182719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910544678.9A Active CN110346876B (en) | 2019-06-21 | 2019-06-21 | Optical fiber connector plug shell and optical fiber connector plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110346876B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927889A (en) * | 2019-10-25 | 2020-03-27 | 中航光电科技股份有限公司 | Optical fiber plug connector and assembly in one-time butt joint |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100254659A1 (en) * | 2005-06-08 | 2010-10-07 | Anderson Timothy W | Methods for Forming Connectorized Fiber Optic Cabling |
| CN106990485A (en) * | 2017-05-26 | 2017-07-28 | 深圳市飞博康光通讯技术有限公司 | A kind of pre-buried optical fiber quick connector |
| CN108333690A (en) * | 2018-04-19 | 2018-07-27 | 中科光电集团有限公司 | A kind of double fiber alignment adapters |
| WO2018146924A1 (en) * | 2017-02-10 | 2018-08-16 | 富士フイルム株式会社 | Optical connector and photoacoustic wave emission device |
| CN109270639A (en) * | 2018-10-18 | 2019-01-25 | 深圳市飞博康光通讯技术有限公司 | A kind of outdoor optical fiber connector |
| CN109445040A (en) * | 2018-12-21 | 2019-03-08 | 珩星电子（连云港）股份有限公司 | YMF series round fiber electric connector |
-
2019
- 2019-06-21 CN CN201910544678.9A patent/CN110346876B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100254659A1 (en) * | 2005-06-08 | 2010-10-07 | Anderson Timothy W | Methods for Forming Connectorized Fiber Optic Cabling |
| WO2018146924A1 (en) * | 2017-02-10 | 2018-08-16 | 富士フイルム株式会社 | Optical connector and photoacoustic wave emission device |
| CN106990485A (en) * | 2017-05-26 | 2017-07-28 | 深圳市飞博康光通讯技术有限公司 | A kind of pre-buried optical fiber quick connector |
| CN108333690A (en) * | 2018-04-19 | 2018-07-27 | 中科光电集团有限公司 | A kind of double fiber alignment adapters |
| CN109270639A (en) * | 2018-10-18 | 2019-01-25 | 深圳市飞博康光通讯技术有限公司 | A kind of outdoor optical fiber connector |
| CN109445040A (en) * | 2018-12-21 | 2019-03-08 | 珩星电子（连云港）股份有限公司 | YMF series round fiber electric connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927889A (en) * | 2019-10-25 | 2020-03-27 | 中航光电科技股份有限公司 | Optical fiber plug connector and assembly in one-time butt joint |
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| Publication number | Publication date |
|---|---|
| CN110346876B (en) | 2021-05-18 |
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