CN102736187B - Pin component for optical fiber adaptor connector - Google Patents
Pin component for optical fiber adaptor connector Download PDFInfo
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- CN102736187B CN102736187B CN201210194155.4A CN201210194155A CN102736187B CN 102736187 B CN102736187 B CN 102736187B CN 201210194155 A CN201210194155 A CN 201210194155A CN 102736187 B CN102736187 B CN 102736187B
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- optical cable
- sheath
- contact pin
- pin component
- 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, particularly relate to a kind of pin component for optical fiber adaptor connector.
Background technology
Optic fibre switching connector is owing to will transfer to light path, therefore in use need two ends to plug together with the connector of adaptation simultaneously, through walls at some application requirements adaptor connectors, namely its two ends lay respectively at inside and outside body of wall, this just needs the length of the switching contact element of its inside longer, and in prior art, the switching contact element of most of optic fibre switching connector is single ceramic contact pin, because this ceramic contact pin is slim-lined construction, therefore the processing of product and assembly technology and complexity thereof, product percent of pass is low, thus add the production cycle, production efficiency is lower.Certainly also have employing standard LC contact pin components and use formed in mould nonmetal fasten after make the form of adapter pin, disclosed in Chinese patent CN 102411173 A " a kind of ferrule of optical fiber connector assembly ", this contact pin component comprises sheath and before being arranged at sheath respectively, the forward flange dish of rear end and rear stub, before contact pin component also comprises and being assemblied in respectively, before in rear stub, the optical cable of rear contact pin and connection two contact pins, the sheath radial direction comprised along ceramic contact pin fasten mutually first, the second half covers, first, the second half put and offer glue filling opening, by realizing the sealing to whole contact pin component to encapsulating in glue filling opening, but first, the second half covers have longer fastening surface of contact, when concrete operations, want the sealing completely realizing contact pin component, almost impossible, the qualification rate of product is extremely low, also make the production efficiency of product lower.
Summary of the invention
The object of the present invention is to provide and a kind ofly make the pin component for optical fiber adaptor connector simple, production efficiency is higher.
In order to solve the problem, technical scheme of the present invention is:
Pin component for optical fiber adaptor connector, comprise sheath and before being arranged at sheath respectively, the forward flange dish of rear end and rear stub, before contact pin component also comprises and being assemblied in respectively, before in rear stub, the optical cable of rear contact pin and connection two contact pins, described rear stub and described sheath split are arranged, the optical cable mounting hole be connected with described rear contact pin front end is provided with in described rear stub, described optical cable is arranged in described optical cable mounting hole, described optical cable is plugged in the endoporus of described sheath with described rear stub, described contact pin component is also included in described optical cable and is plugged in the fixed connection structure be connected and fixed described rear stub and sheath after in described ring flange mounting hole with rear stub.
Described forward flange dish and described sheath are wholely set.
Described fixed connection structure comprises the external thread being arranged at described guard trailing end periphery and the coupling nut be threaded with described external thread, the block that the rear end of described coupling nut is provided with varus turns edge, described block turns edge the perforation surrounding and pass for described rear stub rear end, described rear stub periphery is convexly equipped with block boss, and described block boss has spacing direction for coordinating with described sheath block prosodetic plane forward and for turning edge the spacing direction rear confined planes backwards that block coordinates with described block.
Described rear stub is provided with the extended structure in the endoporus extending to described sheath forward in the front of described block boss, and described optical cable mounting hole is arranged in described extended structure.
The outer peripheral face of described extended structure is provided with the breach controlling encapsulating height for corresponding casting glue overflows communicated to described optical cable mounting hole.
Described sheath periphery is provided with O-ring seal fitting recess, is provided with for realizing described contact pin component and corresponding optical fiber adaptor connector seals the O-ring seal assembled in described O-ring seal fitting recess.
Described front contact pin crimping is fixed in described forward flange dish.
Described rear contact pin crimping is fixed in described rear stub.
Be provided with the optical cable jack be connected with described front contact pin rear end in described forward flange dish, the front end of described optical cable coincide inserting in described optical cable jack.
Beneficial effect of the present invention is: be first loaded on by optical cable in the optical cable mounting hole of rear stub, be then loaded in the endoporus of sheath by the rear stub with optical cable, is fixed by forward and backward ring flange finally by being fixedly connected with.The whole manufacturing process of contact pin component is comparatively simple, and need the position of sealing few, the qualification rate of contact pin component is higher, and the production cycle of contact pin component is shortened simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of forward flange dish and sheath in Fig. 1;
Fig. 3 is the structural representation of rear stub in Fig. 1.
Embodiment
The embodiment of pin component for optical fiber adaptor connector is as shown in Fig. 1 ~ 3: comprise sheath 6 and be assemblied in forward flange dish 7 and the rear stub 2 of sheath 6 front and back ends respectively, forward flange dish 7 and sheath 6 are wholely set, and rear stub 2 and sheath split are arranged.Contact pin component also comprises the front contact pin 1 and rear contact pin 8 and the optical cable 5 being connected two ceramic contact pins that crimping is respectively fixed in forward and backward ring flange.The optical cable mounting hole 12 be connected with rear contact pin 8 front end is provided with in rear stub 2, the rear end of optical cable 5 is fixedly arranged in optical cable mounting hole 12, optical cable 5 is plugged in the endoporus 10 of sheath 6 with rear stub 2, contact pin component is also included in optical cable 5 and is plugged in the fixed connection structure be connected and fixed sheath 6 and rear stub 2 after in the endoporus 10 of sheath 6 with rear stub 2, fixed connection structure comprises the external thread 9 being arranged at periphery, sheath 6 rear end and the attaching nut 3 be threaded with external thread 9, the block that the rear end of attaching nut 3 is provided with varus turns edge 14, block turns edge and 14 surrounds the perforation of passing for rear stub 2 rear end, rear stub 2 periphery is convexly equipped with block boss 13, block boss 13 has the spacing direction that coordinates with sheath 6 block prosodetic plane forward and to turn edge the spacing direction rear confined planes backwards that 14 blocks coordinate with block.Rear stub 2 is provided with the extended structure 2-1 extended in the endoporus 10 of sheath 6 forward in the front of block boss 13, optical cable mounting hole 12 is arranged in extended structure 2-1, and the outer peripheral face of extended structure 2-1 is provided with the breach controlling encapsulating height for corresponding casting glue overflows communicated to optical cable mounting hole 12.Be provided with the optical cable jack 7-1 be connected with front contact pin 1 rear end in 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, is provided with for realizing described contact pin component and corresponding optical fiber adaptor connector seals the O-ring seal 4 assembled in O-ring seal fitting recess 15.
The assembling process of contact pin component is: be first arranged in the optical cable mounting hole 12 of rear stub 2 by optical cable 5 by casting glue, casting glue height can be controlled by breach 11, then optical cable 5 is plugged in the endoporus 10 of sheath 6 with rear stub 2, the front end of optical cable 5 coincide and is plugged in the optical cable jack 7-1 of forward flange dish 7, to be coordinated be fixed by forward and backward ring flange by coupling nut 3 with the external thread 9 of forward flange dish 7.Extended structure 2-1 ensure that the intensity of optical cable, makes optical cable 5 can not bending in installation process, installs simple and convenient.In the present invention, connected by optical cable 5 between two ceramic contact pins, solve the long and Making mold problem brought of ceramic contact pin, be particularly suitable for the multi-tap of length at more than 20mm; Coordinated the installation realizing sheath 6 and rear stub 2 by sheath 6 with the grafting of rear stub 2, reduce the conventional technology difficulty of both-end contact pin in manufacturing process, improve the yield rate of product; Simultaneously the fastening structures of original two and half covers realize diameter upwards spacing by the cooperation of buckle and draw-in groove, whole contact pin component is not firm, existing fastening structure is replaced by sheath 6 and the grafting of rear stub 2, make the assembling of contact pin component simpler, the one-piece construction that forward and backward ring flange connects into is more firm, need the region of sealing to be reduced, contact pin component also just more easily realizes sealing completely; The sealing being realized contact pin component and corresponding optical fiber adaptor connector by O-ring seal 4 is assembled, and under can realizing an atmospheric pressure pressure reduction, slip is not more than 1 × 10
-9pam
3/ s; Forward flange dish 7 and sheath 6 are wholely set, and when connecting, only need carry out sheath 6 and the connection of rear stub 2, this reduces assembling product step, improve production efficiency.
In other embodiments of the invention: forward and backward contact pin also can be fixedly connected with forward and backward ring flange by encapsulating body or injection molding body respectively; Certain sheath also can be fixedly connected with by encapsulating body or injection molding body with between rear stub, such as be plugged in after in sheath with rear stub at optical cable, realize being fixedly connected with of sheath and rear stub by encapsulating between sheath with rear stub, or injection molding body is set in the periphery of sheath and rear stub and makes sheath and rear stub connect into an entirety; Forward flange dish and sheath can not also be wholely set, such as forward flange dish is connected with sheath encapsulating or is connected with the coupling nut type of attachment of sheath by similar rear stub.
Claims (5)
1. pin component for optical fiber adaptor connector, comprise sheath and before being arranged at sheath respectively, the forward flange dish of rear end and rear stub, before contact pin component also comprises and being assemblied in respectively, before in rear stub, the optical cable of rear contact pin and connection two contact pins, it is characterized in that: before described, before rear contact pin crimps respectively and is fixed on, in rear stub, described rear stub and described sheath split are arranged, the optical cable mounting hole be connected with described rear contact pin front end is provided with in described rear stub, the rear end of described optical cable is fixedly arranged in optical cable mounting hole, described optical cable is plugged in the endoporus of described sheath with described rear stub, described contact pin component is also included in described optical cable and is plugged in the fixed connection structure be connected and fixed described rear stub and sheath after in the endoporus of described sheath with rear stub, described forward flange dish and described sheath are wholely set, the optical cable jack be connected with described front contact pin rear end is provided with in described forward flange dish, the front end of described optical cable coincide inserting in described optical cable jack.
2. contact pin component according to claim 1, it is characterized in that: described fixed connection structure comprises the external thread being arranged at described guard trailing end periphery and the coupling nut be threaded with described external thread, the block that the rear end of described coupling nut is provided with varus turns edge, described block turns edge the perforation surrounding and pass for described rear stub rear end, described rear stub periphery is convexly equipped with block boss, described block boss has spacing direction for coordinating with described sheath block prosodetic plane forward and for turning edge the spacing direction rear confined planes backwards that block coordinates with described block.
3. contact pin component according to claim 2, is characterized in that: described rear stub is provided with the extended structure in the endoporus extending to described sheath forward in the front of described block boss, and described optical cable mounting hole is arranged in described extended structure.
4. contact pin component according to claim 3, is characterized in that: the outer peripheral face of described extended structure is provided with the breach controlling encapsulating height for corresponding casting glue overflows communicated to described optical cable mounting hole.
5. contact pin component according to claim 1, is characterized in that: described sheath periphery is provided with O-ring seal fitting recess, is provided with for realizing described contact pin component and corresponding optical fiber adaptor connector seals the O-ring seal assembled in described O-ring seal fitting recess.
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 CN102736187A (en) | 2012-10-17 |
| CN102736187B true 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 |
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| Country | Link |
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| CN (1) | CN102736187B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110208914B (en) * | 2018-02-28 | 2021-03-23 | 中航光电科技股份有限公司 | Photoelectric conversion contact and photoelectric conversion connector |
| CN110568564A (en) * | 2019-09-06 | 2019-12-13 | 沈阳兴华航空电器有限责任公司 | High-reliability air-tight seal beam-expanding type optical fiber adapter |
| 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 (3)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5588086A (en) * | 1993-04-01 | 1996-12-24 | Litecom, Inc. | Fiber optic hermetic bulkhead penetrator feedthrough module and method of fabricating same |
-
2012
- 2012-06-13 CN CN201210194155.4A patent/CN102736187B/en active Active
Patent Citations (3)
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102736187A (en) | 2012-10-17 |
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