CN102736187A - Pin component for optical fiber adaptor connector - Google Patents
Pin component for optical fiber adaptor connector Download PDFInfo
- Publication number
- CN102736187A CN102736187A CN2012101941554A CN201210194155A CN102736187A CN 102736187 A CN102736187 A CN 102736187A CN 2012101941554 A CN2012101941554 A CN 2012101941554A CN 201210194155 A CN201210194155 A CN 201210194155A CN 102736187 A CN102736187 A CN 102736187A
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- contact pin
- sheath
- optical cable
- pin assembly
- rear stub
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Abstract
The invention relates to a pin component for an optical fiber adaptor connector. The pin component comprises a sheath, a front flange plate, a rear flange plate, a front pin, a rear pin, an optical cable and a fixing connection structure, wherein the front flange plate and the rear flange plate are respectively arranged at the front and rear ends of the sheath; the front pin and the rear pin are respectively assembled in the front flange plate and the rear flange plate; the optical cable is connected with the two pins; the rear flange plate and the sheath are arranged in a split mode; an optical cable installation hole which is connected with the front end of the rear pin is formed in the rear flange plate; the optical cable is arranged in the optical cable installation hole; the optical cable is inserted into an inner hole of the sheath along with the rear flange plate; and the fixing connection structure is used for connecting and fixing the rear flange plate and the sheath after the optical cable is inserted into a flange plate installation hole along with the rear flange plate. The pin component for the optical fiber adaptor connector provided by the invention is easy to manufacture and high in production efficiency.
Description
Technical field
The present invention relates to joints of optical fibre field, relate in particular to a kind of optical fiber adaptor connector and use the contact pin assembly.
Background technology
Therefore the optical fiber adaptor connector in use needs two ends to plug together with adaptive connector simultaneously owing to will transfer to light path, requires adaptor connector through walls in some occasions; Be that its two ends lay respectively at inside and outside the body of wall, this just needs the length of its inner switching contact element longer, and in the prior art; The switching contact element of most of optical fiber adaptor connectors is single ceramic contact pin; Because this ceramic contact pin is slim-lined construction, so the processing of product and assembly technology and complicacy thereof, product percent of pass is low; Thereby increased the production cycle, production efficiency is lower.Certainly process the form of switching contact pin after employing standard LC contact pin parts also being arranged and use formed in mould nonmetal the fastening; Like Chinese patent CN 102411173 A disclosed " a kind of ferrule of optical fiber connector assembly "; This contact pin assembly comprises sheath and is arranged at the forward flange dish and the rear stub of sheath front and back ends respectively, and the contact pin assembly also comprises the optical cable that is assemblied in the forward and backward contact pin in the forward and backward ring flange respectively and connects two contact pins, and sheath comprises first, second half cover that radially fastens mutually along ceramic contact pin; Partly put at first, second and to offer glue filling opening; Realize sealing through encapsulating in glue filling opening, but first, second half cover has long fastening surface of contact, when concrete operations to whole contact pin assembly; Want to realize the sealing fully of contact pin assembly; Almost be impossible, the qualification rate of product is extremely low, also makes production efficiency of products lower.
Summary of the invention
The object of the present invention is to provide and a kind ofly make simple, the higher optical fiber adaptor connector of production efficiency and use the contact pin assembly.
In order to address the above problem, technical scheme of the present invention is:
The optical fiber adaptor connector is used the contact pin assembly; Comprise sheath and be arranged at the forward flange dish and the rear stub of sheath front and back ends respectively; The contact pin assembly also comprises the optical cable that is assemblied in the forward and backward contact pin in the forward and backward ring flange respectively and connects two contact pins; Said rear stub and said sheath split are provided with; Be provided with the optical cable mounting hole that links to each other with said back contact pin front end in the said rear stub; Described optical cable is arranged in the said optical cable mounting hole, and said optical cable is plugged in said rear stub in the endoporus of said sheath, and described contact pin assembly also is included in and after said optical cable is plugged in the said ring flange mounting hole with rear stub said rear stub is connected fixing fixed connection structure with sheath.
Said forward flange dish and said sheath are wholely set.
Described fixed connection structure comprises external thread that is arranged at said sheath rear end periphery and the coupling nut that is threaded with said external thread; The block that turns in the rear end of said coupling nut is provided with turns edge; Described block turns edge and surrounds the perforation that supplies said rear stub rear end to pass; Said rear stub periphery convexes with the block boss, and said block boss has the spacing direction prosodetic plane forward that is used for cooperating with said sheath block and is used for and the said block spacing direction back confined planes backwards that block cooperates that turns edge.
Be provided with the extended structure in the endoporus that extends to said sheath forward in the place ahead of said block boss on the said rear stub, described optical cable mounting hole is arranged in the described extended structure.
The outer peripheral face of described extended structure is provided with being used for of communicating with said optical cable mounting hole corresponding casting glue overflows and the breach of controlling the encapsulating height.
Described sheath periphery is provided with the O-ring seal fitting recess, and the O-ring seal that is used to realize said contact pin assembly and corresponding optical fiber adaptor connector sealing assembling is installed in the described O-ring seal fitting recess.
The contact pin crimping is fixed in the said forward flange dish before described.
The contact pin crimping of described back is fixed in the described rear stub.
Be provided with the optical cable jack that links to each other with said preceding contact pin rear end in the described forward flange dish, the front end of said optical cable coincide inserting in described optical cable jack.
Beneficial effect of the present invention is: earlier optical cable is loaded in the optical cable mounting hole of rear stub, the rear stub that will have optical cable then is loaded in the endoporus of sheath, through being fixedly connected forward and backward ring flange is fixed at last.The entire making process of contact pin assembly is comparatively simple, and the position that need seal simultaneously is few, and the qualification rate of contact pin assembly is higher, and the production cycle of contact pin assembly obtains shortening.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is the structural representation of forward flange dish and sheath among Fig. 1;
Fig. 3 is the structural representation of rear stub among Fig. 1.
Embodiment
The optical fiber adaptor connector with the embodiment of contact pin assembly shown in Fig. 1 ~ 3: comprise sheath 6 and be assemblied in the forward flange dish 7 and rear stub 2 of sheath 6 front and back ends respectively, forward flange dish 7 is wholely set with sheath 6, and rear stub 2 is provided with the sheath split.The contact pin assembly comprises that also crimping respectively is fixed on preceding contact pin 1 in the forward and backward ring flange with back contact pin 8 and be connected the optical cable 5 of two ceramic contact pins.Be provided with the optical cable mounting hole 12 that links to each other with back contact pin 8 front ends in the rear stub 2; The rear end of optical cable 5 is fixedly arranged in the optical cable mounting hole 12; Optical cable 5 is plugged in the endoporus 10 of sheath 6 with rear stub 2; The contact pin assembly also is included in optical cable 5 and is plugged in rear stub 2 that the back is connected fixing fixed connection structure to sheath 6 with rear stub 2 in the endoporus 10 of sheath 6; Fixed connection structure comprises external thread 9 that is arranged at sheath 6 rear end peripheries and the attaching nut 3 who is threaded with external thread 9, and the block that turns in attaching nut 3 rear end is provided with turns edge 14, and block turns edge and 14 surrounds the perforation that confession rear stub 2 rear ends are passed; Rear stub 2 peripheries convex with block boss 13, block boss 13 have the spacing direction that cooperates with sheath 6 blocks forward the prosodetic plane and with the block spacing direction back confined planes backwards that 14 blocks cooperate that turns edge.Be provided with the extended structure 2-1 in the endoporus 10 that extends to sheath 6 forward in the place ahead of block boss 13 on the rear stub 2; Optical cable mounting hole 12 is arranged among the extended structure 2-1, and the outer peripheral face of extended structure 2-1 is provided with being used for of communicating with optical cable mounting hole 12 corresponding casting glue overflows and the breach of controlling the encapsulating height.Be provided with the optical cable jack 7-1 that links to each other with preceding contact pin 1 rear end in the forward flange dish 7, the front end of optical cable 5 coincide inserting in optical cable jack 7-1.The periphery of sheath 6 is provided with O-ring seal fitting recess 15, and the O-ring seal 4 that is used to realize said contact pin assembly and corresponding optical fiber adaptor connector sealing assembling is installed in the O-ring seal fitting recess 15.
The assembling process of contact pin assembly is: be arranged at optical cable 5 in the optical cable mounting hole 12 of rear stub 2 through casting glue earlier; Can control the casting glue height through breach 11; Be plugged in optical cable 5 in the endoporus 10 of sheath 6 with rear stub 2 then; The front end of optical cable 5 coincide and is plugged among the optical cable jack 7-1 of forward flange dish 7, cooperates with the external thread 9 of forward flange dish 7 through coupling nut 3 forward and backward ring flange is fixed.Extended structure 2-1 has guaranteed the intensity of optical cable, makes the optical cable 5 can bending in installation process, installs simple and convenient.In the present invention, connect through optical cable 5 between two ceramic contact pins, it is long and the mould manufacturing issue that brings is particularly suitable for the multi-tap of length more than 20mm to have solved ceramic contact pin; Cooperate the installation that realizes sheath 6 and rear stub 2 with the grafting of rear stub 2 through sheath 6, reduced the technology difficulty of both-end contact pin in manufacturing process commonly used, improved the yield rate of product; It is spacing that the fastening structure of simultaneously original two and half covers is that the cooperation through buckle and draw-in groove realizes that diameter makes progress; Whole contact pin assembly is not firm; Grafting through sheath 6 and rear stub 2 replaces existing fastening structure, makes the assembling of contact pin assembly simpler, and the one-piece construction that forward and backward ring flange connects into is more firm; Need the zone of sealing to obtain reducing, the contact pin assembly is also just realized sealing fully more easily; Sealing assembling through O-ring seal 4 realization contact pin assemblies and corresponding optical fiber adaptor connector can realize that slip is not more than 1 * 10 under the atmospheric pressure pressure reduction
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3/ s; Forward flange dish 7 is wholely set with sheath 6, when connecting, only need carry out being connected of sheath 6 and rear stub 2, and this has also reduced the product number of assembling steps, has improved production efficiency.
In other embodiments of the invention: forward and backward contact pin also can be fixedly connected with forward and backward ring flange through encapsulating body or injection molding body respectively; Certainly also can be fixedly connected between sheath and the rear stub through encapsulating body or injection molding body; Such as after optical cable is plugged in the sheath with rear stub; Through realizing being fixedly connected of sheath and rear stub at encapsulating between sheath and the rear stub, or injection molding body is set and makes sheath and rear stub connect into an integral body in the periphery of sheath and rear stub; Forward flange dish and sheath can also not be wholely set, such as the forward flange dish is connected with the sheath encapsulating or is connected with the coupling nut type of attachment of sheath through similar rear stub.
Claims (9)
1. the optical fiber adaptor connector is used the contact pin assembly; Comprise sheath and be arranged at the forward flange dish and the rear stub of sheath front and back ends respectively; The contact pin assembly also comprises the optical cable that is assemblied in the forward and backward contact pin in the forward and backward ring flange respectively and connects two contact pins; It is characterized in that: said rear stub and said sheath split are provided with; Be provided with the optical cable mounting hole that links to each other with said back contact pin front end in the said rear stub; Described optical cable is arranged in the said optical cable mounting hole, and said optical cable is plugged in said rear stub in the endoporus of said sheath, and described contact pin assembly also is included in and after said optical cable is plugged in the said ring flange mounting hole with rear stub said rear stub is connected fixing fixed connection structure with sheath.
2. contact pin assembly according to claim 1 is characterized in that: said forward flange dish and said sheath are wholely set.
3. contact pin assembly according to claim 1; It is characterized in that: described fixed connection structure comprises external thread that is arranged at said sheath rear end periphery and the coupling nut that is threaded with said external thread; The block that turns in the rear end of said coupling nut is provided with turns edge; Described block turns edge and surrounds the perforation that supplies said rear stub rear end to pass; Said rear stub periphery convexes with the block boss, and said block boss has the spacing direction prosodetic plane forward that is used for cooperating with said sheath block and is used for and the said block spacing direction back confined planes backwards that block cooperates that turns edge.
4. contact pin assembly according to claim 3 is characterized in that: be provided with the extended structure in the endoporus that extends to said sheath forward in the place ahead of said block boss on the said rear stub, described optical cable mounting hole is arranged in the described extended structure.
5. contact pin assembly according to claim 4 is characterized in that: the outer peripheral face of described extended structure is provided with being used for of communicating with said optical cable mounting hole corresponding casting glue overflows and the breach of controlling the encapsulating height.
6. contact pin assembly according to claim 1 is characterized in that: described sheath periphery is provided with the O-ring seal fitting recess, and the O-ring seal that is used to realize said contact pin assembly and corresponding optical fiber adaptor connector sealing assembling is installed in the described O-ring seal fitting recess.
7. contact pin assembly according to claim 1 is characterized in that: the contact pin crimping is fixed in the said forward flange dish before described.
8. contact pin assembly according to claim 1 is characterized in that: the contact pin crimping of described back is fixed in the described rear stub.
9. according to any described contact pin assembly of claim 1 ~ 8, it is characterized in that: be provided with the optical cable jack that links to each other with said preceding contact pin rear end in the described forward flange dish, the front end of said optical cable coincide inserting in described optical cable jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210194155.4A CN102736187B (en) | 2012-06-13 | 2012-06-13 | Pin component for optical fiber adaptor connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210194155.4A CN102736187B (en) | 2012-06-13 | 2012-06-13 | Pin component for optical fiber adaptor connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102736187A true CN102736187A (en) | 2012-10-17 |
| CN102736187B CN102736187B (en) | 2015-04-29 |
Family
ID=46991998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210194155.4A Active CN102736187B (en) | 2012-06-13 | 2012-06-13 | Pin component for optical fiber adaptor connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102736187B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104166187A (en) * | 2013-05-17 | 2014-11-26 | 中航光电科技股份有限公司 | Explosion-proof type laser ignition optical fiber connector |
| CN105388570A (en) * | 2015-12-24 | 2016-03-09 | 上海航天科工电器研究院有限公司 | Air-tight fiber wall-penetrating socket |
| CN110208914A (en) * | 2018-02-28 | 2019-09-06 | 中航光电科技股份有限公司 | Photoelectric conversion contact and photoelectric conversion connector |
| CN113075769A (en) * | 2021-04-01 | 2021-07-06 | 洛阳赛焱光电科技有限公司 | Anti-loose optical fiber converter for realizing non-contact and contact type transmission mode conversion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3641145A1 (en) * | 1986-12-02 | 1988-06-16 | Rainer Wadewitz | Optical plug-type connector for optical waveguides |
| US5588086A (en) * | 1993-04-01 | 1996-12-24 | Litecom, Inc. | Fiber optic hermetic bulkhead penetrator feedthrough module and method of fabricating same |
| CN101794000A (en) * | 2010-03-29 | 2010-08-04 | 中航光电科技股份有限公司 | connector |
| CN102411173A (en) * | 2011-11-30 | 2012-04-11 | 中航光电科技股份有限公司 | Pin assembly for optical fiber adapter |
-
2012
- 2012-06-13 CN CN201210194155.4A patent/CN102736187B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3641145A1 (en) * | 1986-12-02 | 1988-06-16 | Rainer Wadewitz | Optical plug-type connector for optical waveguides |
| US5588086A (en) * | 1993-04-01 | 1996-12-24 | Litecom, Inc. | Fiber optic hermetic bulkhead penetrator feedthrough module and method of fabricating same |
| CN101794000A (en) * | 2010-03-29 | 2010-08-04 | 中航光电科技股份有限公司 | connector |
| CN102411173A (en) * | 2011-11-30 | 2012-04-11 | 中航光电科技股份有限公司 | Pin assembly for optical fiber adapter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104166187A (en) * | 2013-05-17 | 2014-11-26 | 中航光电科技股份有限公司 | Explosion-proof type laser ignition optical fiber connector |
| CN104166187B (en) * | 2013-05-17 | 2016-05-18 | 中航光电科技股份有限公司 | The explosion-proof type laser ignition joints of optical fibre |
| CN105388570A (en) * | 2015-12-24 | 2016-03-09 | 上海航天科工电器研究院有限公司 | Air-tight fiber wall-penetrating socket |
| CN110208914A (en) * | 2018-02-28 | 2019-09-06 | 中航光电科技股份有限公司 | Photoelectric conversion contact and photoelectric conversion connector |
| CN113075769A (en) * | 2021-04-01 | 2021-07-06 | 洛阳赛焱光电科技有限公司 | Anti-loose optical fiber converter for realizing non-contact and contact type transmission mode conversion |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102736187B (en) | 2015-04-29 |
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