CN105372764B - Support set and the joints of optical fibre using the support set - Google Patents
Support set and the joints of optical fibre using the support set Download PDFInfo
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- CN105372764B CN105372764B CN201510838051.6A CN201510838051A CN105372764B CN 105372764 B CN105372764 B CN 105372764B CN 201510838051 A CN201510838051 A CN 201510838051A CN 105372764 B CN105372764 B CN 105372764B
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- support set
- pin
- pressure welding
- perforation
- shell
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- 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
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3826—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The present invention relates to support set and the joints of optical fibre using the support set, the joints of optical fibre include connector shell, support set and the pressure welding case for being sheathed on support set periphery, support set includes the body that axis extends along the longitudinal direction, body front end or body rear end are provided with for inserting or being set in the support set coupling part on corresponding connectors housing along the longitudinal direction, the joints of optical fibre also include that the pin in left-right direction across support set coupling part and connector shell is perforated, pin perforation includes the support set pin being arranged on support set coupling part perforation and the housing pin perforation being arranged on connector shell, shop bolt is coated with pin perforation.The present invention solves the problems, such as to cause connector shell manufacture craft difficulty big because support set is integrally formed with back casing in the prior art.
Description
Technical field
The present invention relates to support set and the joints of optical fibre using the support set.
Background technology
In a communications system, the LC types joints of optical fibre are that it is applied not only to light using a kind of most common joints of optical fibre
The contact connector of fine circuit, and for optical transceiver module（Optical module）Connection, be most widely used right optical module
Outer physical interface, such as SFP modules.With the development of the communication technology, and computer room space more and more valuable, the development of technology
Drive the volume of communication equipment increasingly to optimize, for the external interface of equipment, also optimize step by step therewith, optical fiber connects
Connect device turns into the direction of optimization in terms of axial length and wiring space, the packing density of radial section, connects for LC types optical fiber
Connect for device, the packing density optimization space at its radial direction interface is smaller, and the optimization around it at present is mainly the excellent of plug length
Change.
The existing joints of optical fibre " LC joints of optical fibre " as disclosed in Chinese patent CN203365735U, including with preceding
The connector shell of shell, rear shell, guiding movement is equipped with lock pin part along the longitudinal direction in connector shell, and lock pin part includes
Ceramic insertion core and top located at spring between ceramic insertion core and rear shell, the tail end of rear shell be provided with for pressed fiber crust and
The metal tube of reinforcement structure is support set, and the periphery of support set is arranged with stainless steel pressure ring i.e. pressure welding case, and the length of pressure welding case is big
In the length of support set, the periphery of pressure welding case is arranged with tail sheath.The crust and reinforcement structure of optical cable are arranged at support when using
Between set and pressure welding case, deform pressure welding case by compression joint technique and compress crust and reinforcement structure, so as to ensure that optical fiber is connected
The tensile capacity of device, because the length of pressure welding case will be longer than the length of support set, so the afterbody of pressure welding case can also be pressed directly
Tight optical cable, so that the frictional force after increasing between shell and optical cable.The existing this joints of optical fibre have problems in that：Support
Set is integrally formed with back casing, and because support set need to be made of metal material, that requires that rear shell must also use metal material
Matter, can so increase the weight and cost of product, while can also increase the manufacture difficulty of product.
The content of the invention
It is an object of the invention to provide a kind of joints of optical fibre, to solve in the prior art because of support set and back casing one
It is body formed and cause the big problem of connector shell manufacture craft difficulty；Connect the present invention also aims to provide a kind of optical fiber
Connect the support set used in device.
In order to solve the above problems, the technical scheme of support set is in the present invention：
Support set, including the body that axis extends along the longitudinal direction, body front end or body rear end are provided with for along preceding
The support set coupling part of corresponding connectors housing is inserted or be set in rear direction, is offered on support set coupling part along left and right
The support set pin perforation that the corresponding shop bolt of confession that direction extends installs and support set is fixed on connector shell.
Support set pin is perforated with two, two support set pins upper and lower arranged for interval of perforation.
During support set coupling part is used to stretch into the connector shell, the perforation of support set pin extends to the outer of support set
On side face.
Body include for coordinate with the big footpath of pressure welding case section protheca to crimp reinforcing fibre and for pressure welding case
Path section coordinates to crimp the rear enclosure of cable skin, and the front end positioning and plug-in mounting of rear enclosure is in the rear end of protheca.
The technical scheme of the joints of optical fibre is in the present invention：
The joints of optical fibre, including connector shell, support set and the pressure welding case of support set periphery is sheathed on, support set includes
The body that axis extends along the longitudinal direction, body front end or body rear end are provided with for inserting along the longitudinal direction or being set in phase
Answer the support set coupling part on connector shell, the joints of optical fibre also include in left-right direction across support set coupling part and
The pin perforation of connector shell, pin perforation includes the support set pin perforation being arranged on support set coupling part and sets
In the housing pin perforation on connector shell, shop bolt is coated with pin perforation.
The connector shell is made of plastics.
Support set pin is perforated with two, two support set pins upper and lower interval settings of perforation.
Support set coupling part is stretched into the connector shell, and the perforation of support set pin extends to the outer peripheral face of support set
On.
Pressure welding case is multidiameter structure, and big footpath section and path section that pressure welding case is set before and after including, body set before and after including
The protheca and rear enclosure put, the big footpath section of pressure welding case are sheathed on the rear end of protheca, and the path section of pressure welding case is sheathed in rear enclosure, rear enclosure
Front end positioning and plug-in mounting in the endoporus rear end of the protheca, be provided between rear enclosure and the path section of pressure welding case and worn for corresponding cable skin
The cable skin crimping gap crossed, between the fiber crimping passed through for corresponding reinforcing fibre is provided between protheca and the big footpath section of pressure welding case
Gap.
Connector shell includes the fore shell and rear shell that split is set, and the tail end of rear shell is provided with tail sheath, before tail sheath
End is turned up has sheath to keep off edge, there is for being moved backwards with limiting tail sheath along block cooperation with sheath gear varus in the endoporus of rear shell
The rear shell gear edge of the limit, tail sheath being encased on the rear shell from front to back, the front end on sheath gear edge is crimped the ladder of set
Face block.
Beneficial effects of the present invention are：When using, connector is inserted or be set in the support set coupling part of support set
On housing, and it is corresponding with the perforation of housing pin support set pin is perforated, then in the perforation of support set pin and housing pin
Shop bolt is installed in perforation to realize being fixed on support set on connector shell, support set and connector do not take one
Manufacture craft, reduces the manufacture craft difficulty of the joints of optical fibre, reduces the cost of manufacture of the joints of optical fibre.
Further, after support set is set with connector shell split, connector shell can use lightweight, low cost
Plastics be made, advantageously reduce product cost.
Brief description of the drawings
Fig. 1 is the use state figure of one embodiment of the joints of optical fibre in the present invention；
Fig. 2 is the exploded view of the joints of optical fibre in Fig. 1；
Fig. 3 is the structural representation when support of Fig. 2 optical cables is cased with showing and lacking tail sheath and rear shell；
Fig. 4 is the cooperation schematic diagram of lock pin part, support set, pressure welding case and tail sheath in Fig. 1；
Fig. 5 is structural representation when lacking tail sheath in Fig. 3.
Specific embodiment
The implementation of the joints of optical fibre is for example shown in Fig. 1 ~ 5：Including connector shell and being arranged at connector shell tail end
Tail sheath 4, connector shell includes the fore shell 1 and rear shell 3 that front and rear split is set, and the assembly relation between fore shell, rear shell is used
Fixture block of the prior art, notch 2, fixture block, notch include the draw-in groove 12 being arranged on rear shell and are arranged at fore shell
On fixture block 5.Support set is provided with the endoporus of shell afterwards, support set includes the body that axis extends along the longitudinal direction, this implementation
The protheca and rear enclosure set before and after body includes in example, the front end of protheca 15 is the support set connecting portion for extending into fore shell
Point, support set coupling part is fixed on the tail end of fore shell 1 by fixed structure, and fixed structure is included in left-right direction across fore shell
Pin with protheca is perforated, that is to say, that pin perforation includes the housing pin being arranged on fore shell perforation and is arranged on protheca
The perforation of support set pin, pin is perforated with two in the present embodiment, and the top pin perforation in position is the perforation of upper pin, position
Pin perforation on the lower is perforated for lower pin, and upper pin perforation includes the upper pin perforation Portion 9-1 being arranged on fore shell
The upper pin perforated support set i.e. support set pin perforation of part 9-2 that i.e. housing pin is perforated and is arranged on protheca, lower pin
Perforation includes the lower pin being arranged on fore shell perforation Portion 6-1 and the lower pin perforated support set portion being arranged on protheca
Divide 6-2, shop bolt 8 and lower shop bolt 7, fixture block, draw-in groove knot are fitted with left-right direction respectively in upper and lower pin perforation
The fixture block of structure is located between the perforation of upper and lower pin, and after the completion of the assembling of forward and backward shell, rear shell can limit shop bolt and prevent positioning
Pin is deviate from being perforated by correspondence pin in left-right direction, and the upper and lower pin perforated portion on protheca extends to the periphery of protheca
On face, feather key and guide key groove are set, to ensure that the perforation of the pin on fore shell, protheca can be aligned between protheca and fore shell.
The lock pin part with spring 18 and lock pin 16 is provided with the endoporus of fore shell, the tail end top of spring is located on protheca 15, lock pin
On be provided with the lock pin flange 17 of square structure, the endoporus of fore shell has the square opening for being oriented to lock pin flange 17 and being slidably matched
Section.Pressure welding case 10 is additionally provided with the endoporus of shell afterwards, pressure welding case is multidiameter structure in the present embodiment, pressure welding case sets before and after including
The big footpath section 14 and path section 13 put, the big footpath section of pressure welding case are sheathed on the rear end of protheca 15, and the path section of pressure welding case is sheathed on
In rear enclosure, the front end positioning and plug-in mounting of rear enclosure 20 in the endoporus rear end of protheca 15, be provided with rear enclosure for protheca rear end block
Coordinate and keep off edge to limit the support set of rear enclosure insertion protheca depth, the endoporus of the path section 13 of pressure welding case is stretched into the rear end of rear enclosure
In, the cable skin line ball gap passed through for the cable skin of optical cable, protheca and pressure welding case are provided between rear enclosure and the path section of pressure welding case
Big footpath section between be provided with the fiber line ball gap passed through for the reinforcing fibre of optical cable.Turn up and have sheath in the front end of tail sheath 4
Gear edge, in the endoporus of rear shell varus have for sheath gear along block coordinate with limit tail sheath backwards moving limit rear shell keep off
Along 11, tail sheath being encased on the rear shell from front to back, the front end on sheath gear edge is crimped the cascaded surface block of set.
When in use, passed through in optical cable footpath rear support set, the endoporus of front support set, the cable skin of optical cable is crimped on rear support
Between set and pressure welding case, the reinforcing fibre of optical cable（Such as aramid fiber）It is crimped between front support set and pressure welding case,
Reinforcing fibre and cable skin are crimped respectively, and so crimping gap can be relatively a little bit smaller, and the radial dimension of pressure welding case will not be excessive, makes
Obtaining pressure welding case can be arranged in the rear shell of original product；The support set and pressure welding case crimped to cable skin and reinforcement structure are located
In the endoporus of rear shell, and tail sheath is then placed in the tail end of rear shell, and support set and pressure welding case will not take the whole joints of optical fibre
Axial length, it is ensured that while joints of optical fibre short length, the normal bending of tail sheath will not be hindered again, gone for
Tail sheath, optical cable need to be used in the working environment that wide-angle bends；The tail end top of spring is located on the protheca of support set, support
The protheca of set itself constitutes spring base, is not required to set other structures for spring block again, is conducive to simplifying optical fiber company
Connect the structure of device.In other embodiments of the invention：Protheca can also be fixed on rear shell, now the rear end of protheca be for
Stretch into the support set coupling part of rear shell；Certain protheca can also be arranged at the tail end of rear shell；Support set coupling part can be with
It is set on fore shell or rear shell；The tail end of spring can not also be withstood on protheca, now need to set ammunition feed spring tail on rear shell
The structure that end top sets；Certain rear enclosure can also be without setting, and now pressure welding case can be the gauge structure such as, and cable skin and reinforcing fibre exist
Same position crimping is fixed；Tail sheath can also be fixed on rear shell rear end by nut；The section of the pin perforation on support set
Shape can also be circular or other shapes；Pin perforation number can also be configured as needed, such as one, three
Individual or other numbers.
Claims (8)
1. the body that support set, including axis extends along the longitudinal direction, it is characterised in that：Body front end or body rear end are provided with
Support set coupling part for inserting or being set in corresponding connectors housing along the longitudinal direction, support set is opened up on coupling part
There is the support set pin that the corresponding shop bolt of the confession for extending in left-right direction installs and support set is fixed on connector shell
Perforation, body is included for coordinating to crimp the protheca of reinforcing fibre and for the path with pressure welding case with the big footpath of pressure welding case section
Duan Peihe is provided with the fiber passed through for corresponding reinforcing fibre to crimp the rear enclosure of cable skin between protheca and the big footpath section of pressure welding case
Crimping gap, the front end positioning and plug-in mounting of rear enclosure is provided with for corresponding between the rear end of protheca, rear enclosure and the path section of pressure welding case
The cable skin crimping gap that cable skin is passed through.
2. support set according to claim 1, it is characterised in that：Support set pin is perforated with two, two support hollow pins
The upper and lower arranged for interval of nail perforation.
3. support set according to claim 1, it is characterised in that：Support set coupling part is used to stretch into the connector case
In body, the perforation of support set pin is extended on the outer peripheral face of support set.
4. the joints of optical fibre, including connector shell, support set and be sheathed on support set periphery pressure welding case, support set include axle
The body that line extends along the longitudinal direction, it is characterised in that：Body front end or body rear end are provided with for inserting along the longitudinal direction
Or the support set coupling part on corresponding connectors housing is set in, the joints of optical fibre also include in left-right direction across support set
The pin perforation of coupling part and connector shell, pin perforation includes the support set pin being arranged on support set coupling part
The housing pin perforation on connector shell is perforated and be arranged at, shop bolt is coated with pin perforation, pressure welding case is ladder
Axle construction, big footpath section and path section that pressure welding case is set before and after including, protheca and rear enclosure that body is set before and after including, pressure welding case
Big footpath section be sheathed on the rear end of protheca, the path section of pressure welding case is sheathed in rear enclosure, and the front end positioning and plug-in mounting of rear enclosure is in described
The endoporus rear end of protheca, is provided with the cable skin passed through for corresponding cable skin and crimps gap between rear enclosure and the path section of pressure welding case, preceding
Cover the fiber crimping gap for being provided with and the big footpath section of pressure welding case between and being passed through for corresponding reinforcing fibre.
5. the joints of optical fibre according to claim 4, it is characterised in that：The connector shell is made of plastics.
6. the joints of optical fibre according to claim 4, it is characterised in that：Support set pin is perforated with two, two supports
The set pin upper and lower interval setting of perforation.
7. the joints of optical fibre according to claim 4, it is characterised in that：Stretch into the connector case in support set coupling part
In body, the perforation of support set pin is extended on the outer peripheral face of support set.
8. the joints of optical fibre according to claim 4, it is characterised in that：Connector shell include split set fore shell and
Shell afterwards, the tail end of rear shell is provided with tail sheath, and the front end of tail sheath is turned up has sheath to keep off edge, in the endoporus of rear shell varus have for
With sheath gear along block coordinate with limit tail sheath backwards moving limit rear shell keep off edge, tail sheath from front to back be encased in institute
State on rear shell, the front end on sheath gear edge is crimped the cascaded surface block of set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838051.6A CN105372764B (en) | 2015-07-31 | 2015-11-26 | Support set and the joints of optical fibre using the support set |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510461883 | 2015-07-31 | ||
| CN2015104618830 | 2015-07-31 | ||
| CN201510838051.6A CN105372764B (en) | 2015-07-31 | 2015-11-26 | Support set and the joints of optical fibre using the support set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105372764A CN105372764A (en) | 2016-03-02 |
| CN105372764B true CN105372764B (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510838051.6A Active CN105372764B (en) | 2015-07-31 | 2015-11-26 | Support set and the joints of optical fibre using the support set |
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| CN (1) | CN105372764B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031248B (en) * | 2018-08-14 | 2024-02-13 | 北醒（北京）光子科技有限公司 | Laser radar transmitting module, mounting method and laser radar |
| CN110618499B (en) * | 2018-09-21 | 2021-12-07 | 中航光电科技股份有限公司 | Optical fiber connector and optical fiber assembly |
| CN112946840B (en) * | 2021-02-08 | 2022-12-13 | 苏州长光华芯光电技术股份有限公司 | Optical fiber connector assembly and optical fiber connecting method |
| TWI826055B (en) * | 2021-10-28 | 2023-12-11 | 日商白山股份有限公司 | Optical connectors and plugs |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201583690U (en) * | 2009-10-02 | 2010-09-15 | 中航光电科技股份有限公司 | Optical connector |
| CN102289037B (en) * | 2011-08-29 | 2013-01-16 | 深圳市特发信息光网科技股份有限公司 | Field hot-melting quick connector for optical fibers |
| CN203350487U (en) * | 2013-06-28 | 2013-12-18 | 宁波展通电信设备实业有限公司 | Single-core fiber mechanical joint terminal |
| CN204515191U (en) * | 2015-01-13 | 2015-07-29 | 深圳市龙晟光电有限公司 | The joints of optical fibre |
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- 2015-11-26 CN CN201510838051.6A patent/CN105372764B/en active Active
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|---|---|
| CN105372764A (en) | 2016-03-02 |
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