CN102411172A - Optical fiber airtight transfer socket - Google Patents
Optical fiber airtight transfer socket Download PDFInfo
- Publication number
- CN102411172A CN102411172A CN201110388681XA CN201110388681A CN102411172A CN 102411172 A CN102411172 A CN 102411172A CN 201110388681X A CN201110388681X A CN 201110388681XA CN 201110388681 A CN201110388681 A CN 201110388681A CN 102411172 A CN102411172 A CN 102411172A
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- optical fiber
- sheath
- hermetic seal
- pin assembly
- contact pin
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Abstract
The invention relates to an optical fiber airtight transfer socket. The transfer socket comprises a shell and a pin assembly arranged in the shell, wherein, the pin assembly comprises two ceramic pins and a sheathed optical cable connected with the two ceramic pins; the two ceramic pins are connected through the optical cable and then are assembled in a sheath, and the ceramic pins are assembled in the shell through the sheath; and inserting ends of the two ceramic pins respectively extend outside the corresponding ends of the sheath. The optical fiber airtight transfer socket has the beneficial effects that by adopting the common sheathed optical cable, the two ceramic pins can be connected with the optical cable by a conventional technology and the length of the optical cable and the sheath can be adjusted to adapt to the length of the pin assembly when in use so that the conventional standard pins can be utilized as the ceramic pins, which greatly lowers the machining difficulty of the pin assembly and solves the problems of the existing optical fiber adapter such as long machining period and low production efficiency resulting from overlong pins.
Description
Technical field
The present invention relates to joints of optical fibre field, especially a kind of optical fiber hermetic seal multi-tap.
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 requires 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, therefore processing and assembly technology are extremely complicated, and product percent of pass is low; Thereby increased the production cycle of product, can't satisfy the production needs; In addition because fiber optic adapter often need be across the inside and outside both sides of corresponding installation panel, so its with corresponding installation panel between be sealed and matched and the sealing at axial two ends of himself also seems most important.
Summary of the invention
The object of the present invention is to provide a kind of optical fiber hermetic seal multi-tap, solved the problem that process-cycle is long, production efficiency is low that existing fiber optic adapter causes owing to contact pin is long.
In order to address the above problem; Optical fiber hermetic seal multi-tap of the present invention adopts following technical scheme: a kind of optical fiber hermetic seal multi-tap; Comprise housing and be arranged at the contact pin assembly in the said housing; Said contact pin assembly comprises two ceramic contact pins and connects the optical cable of the belt leather of two ceramic contact pins, is assemblied in the sheath and through said sheath after said two ceramic contact pins connect through said optical cable to be assemblied in the housing, and the inserted terminal of two ceramic contact pins stretches out the corresponding end of sheath respectively.
Said housing is provided with partition wall between the two ends on its grafting direction; Said partition wall is provided with the contact element mounting hole; Said contact pin assembly is plugged in the corresponding contact element mounting hole; The both sides of partition wall are respectively equipped with insulating press boards, and said insulating press boards is provided with the through hole that the corresponding end that supplies said contact pin assembly is passed, and the through hole on each insulating press boards all has and the spacing closing in that cooperates of the corresponding end of said sheath in the end away from partition wall.
Said each insulating press boards all is provided with the pressing plate glue filling opening between its both sides separately, each insulating press boards all with between the corresponding side surface of partition wall is provided with the fluid sealant that pours into from corresponding pressing plate glue filling opening and is assemblied on the partition wall through corresponding screw retention.
Said sheath comprises first, second half cover that radially fastens mutually along said ceramic contact pin.
In said first, second half cover one is provided with bayonet socket and/or card key in the two relative side, and another is provided with corresponding card key and/or bayonet socket, and first, second half cover is through said card key and bayonet socket snap fit.
The outside wall surface of said first, second half cover is provided with corresponding groove, and first, second groove that partly puts is spliced into annular groove after first, second fastens, and hoop is provided with the O-ring seal that is sealed and matched with corresponding insulating press boards in the said annular groove.
In said first, second half cover at least one is provided with glue filling opening.
The end of incoming cables of said two ceramic contact pins be oppositely arranged and two ceramic contact pins all with the coaxial setting of said sheath.
The coaxial spring that is sheathed on the optical cable periphery that is equipped with in the said sheath, the place, two ends in said spring on the internal face of sheath is provided with interior convex edge respectively, and spring is mounted between the said two interior convex edges.
The equal screw fit in two ends on the grafting direction of said housing has protecting cover.
Because the contact pin assembly of said optical fiber hermetic seal multi-tap is to adopt two ceramic contact pins that the optical cable through belt leather connects and have described sheath; Said optical cable be the ordinary optical cable of belt leather; Therefore can said two ceramic contact pins be connected with described optical cable through conventional technology in use; The length that adapts to the contact pin assembly through the length of regulating said optical cable and sheath; Thereby make said ceramic contact pin can adopt the contact pin of standard, routine, greatly reduce difficulty of processing, solved the problem that process-cycle is long, production efficiency is low that existing fiber optic adapter causes owing to contact pin is long the contact pin assembly.
Description of drawings
Fig. 1 is the structural representation of the embodiment 1 of optical fiber hermetic seal multi-tap;
Fig. 2 is another structural representation of the embodiment 1 of optical fiber hermetic seal multi-tap;
Fig. 3 is the structural representation of the contact pin assembly among Fig. 1;
Fig. 4 is the structural representation of the first half covers of the contact pin assembly among the embodiment 1 of optical fiber hermetic seal multi-tap;
Fig. 5 is the A-A cut-open view of Fig. 4;
Fig. 6 is the B-B cut-open view of Fig. 4;
Fig. 7 is the C-C cut-open view of Fig. 4;
Fig. 8 is assembling synoptic diagram of first, second half cover of the contact pin assembly among the embodiment 1 of optical fiber hermetic seal multi-tap;
Fig. 9 is the outside drawing of the contact pin assembly among the embodiment 1 of optical fiber hermetic seal multi-tap.
Embodiment
The embodiment 1 of optical fiber hermetic seal multi-tap; Shown in Fig. 1-9; Have housing 11 and be assemblied in the contact pin assembly 12 in the housing; Each contact pin assembly includes two ceramic contact pins 1, and ceramic contact pin 1 adopts the LC contact pin, is provided with the optical cable 2 of belt leather between 1 coaxial setting of two ceramic contact pins and the end of incoming cables of the two and passes through optical cable 2 to connect; Two ceramic contact pins 1 connect the corresponding end that the back fixedly is assemblied in the sheath 3 and the inserted terminal of the two all stretches out sheath through optical cable 2; Sheath 3 adopts nonmetal covers and is made up of the first half cover 3-1, the second half cover 3-2; First, second half cover radially fastening mutually along ceramic contact pin 1; Specifically; Promptly the first half cover 3-1 are provided with bayonet socket 3-1.1 and card key 3-1.2 towards the side of the second half cover 3-2; The second half cover face 3-2 are provided with the card key bayonet socket and card key corresponding with bayonet socket that puts with the first half to a side of the first half covers, and first, second partly overlaps the relative side back of fitting and connects and fixes through said card key and bayonet socket, and the structure of sheath 3 employing two halves buckle-types can realize the quick of two ceramic contact pins 1 fixed easily; The outside wall surface of first, second half cover is provided with corresponding groove and first, second groove that partly puts is spliced into annular groove after first, second fastens; Hoop is provided with O-ring seal 4 in the said annular groove, and the sealing when O-ring seal 4 can be realized this contact pin assembly and corresponding connector shell on the one hand can prevent that together the two from getting loose with first, second half cuff after fastening on the other hand; First, second partly puts and is equipped with glue filling opening 3-3; Glue filling opening 3-3 is used to supply glue to pass through to fill the inner chamber of sheath 3; Can realize the further fixing of first, second half cover on the one hand; Then realized the sealing to two ceramic contact pins 1 and optical cable 2 on the other hand, simultaneously, glue has also strengthened the cooperate intensity of optical cable 2 with ceramic contact pin 1 after solidifying; The coaxial spring 5 that is sheathed on optical cable 2 peripheries that is equipped with in the sheath 3; On the internal face of sheath 3 in place, the two ends of spring 5 is provided with respectively convex edge 3-4; Spring 5 is mounted between the two interior convex edges; Spring 5 is used to guarantee that ceramic contact pin 1 can grind through the existing special-purpose frock of grinding, and then improves the performance of ceramic contact pin aspect face type and loss.Housing 11 is the tubular of both ends open; Each forms the socket that supplies adaptive Optical fiber plug to insert the both ends open of housing 11; The equal screw fit of two spigots of housing 11 has protecting cover 13, and the socket that protecting cover 13 is used for being pulled up back shutoff housing 11 at the Optical fiber plug of correspondence is to realize the inside and outside partition and the sealing of corresponding installation panel; The outside wall surface of housing 11 is provided with square plate 11-1; Square plate 11-1 is used for when housing is installed on the corresponding installation panel, cooperating with the installation panel block; The side that square plate 11-1 is used for cooperating with corresponding installation panel block is provided with sealing gasket 14, and going back screw fit on the housing 11 has corresponding set nut 15, in use; Can realize fixing to housing 11 through said set nut 15, realize being sealed and matched of cooperation place of housings 11 and installation panel through sealing gasket 14; Housing 11 is interior between the two ends on its grafting direction; Promptly be provided with partition wall 11-2 between two sockets, partition wall 11-2 is provided with the contact element mounting hole, and contact assembly 12 is arranged in the contact element mounting hole and two insulating press boards 16 of the both sides through being located at partition wall 11-2 are fixed; Insulating press boards 16 is provided with the pressing plate glue filling opening between its two ends; Insulating press boards is provided with fluid sealant irritating between at first through the corresponding side surface of its pressing plate glue filling opening and partition wall behind the housing of packing into, and glue flows into the contact pin assembly through the glue filling opening of said contact pin assembly simultaneously, after encapsulating finishes; The sunk screw of each insulating press boards through correspondence passes its corresponding pressing plate glue filling opening and is fixed on the partition wall; Insulating press boards 16 is provided with the through hole that supplies contact pin assembly 12 to pass, and this through hole is the stepped hole with big footpath section and path section, and the hole wall of wherein said big footpath section is sealed and matched with the O-ring seal 4 that is sheathed on the contact pin assembly; The path section supplies the ceramic contact pin of contact pin assembly to pass; Form a step surface between the section of large and small footpath and form the closing in structure of big footpath section in this step surface place, the spacing cooperation of end face of this step surface and the corresponding end of the sheath 3 of contact pin assembly, thus the contact pin assembly fixedly is assemblied in the housing.
In other embodiment of optical fiber hermetic seal multi-tap; The all right disalignment setting of two ceramic contact pins described in the embodiment 1 of optical fiber hermetic seal multi-tap; The shape that in such cases, can change said sheath is to realize the switching-over switching of optical fiber hermetic seal multi-tap; Modes such as that described first, second half cover can also adopt is bonding, screw connection are connected; Also can on one in the first half covers or the second half covers described bayonet socket or card key only be set, corresponding card key and bayonet socket be set on another, thereby realize connecting and fixing of the two; Also can only in said first, second half cover described glue filling opening be set.
Claims (10)
1. optical fiber hermetic seal multi-tap; Comprise housing and be arranged at the contact pin assembly in the said housing; It is characterized in that; Said contact pin assembly comprises two ceramic contact pins and connects the optical cable of the belt leather of two ceramic contact pins, is assemblied in the sheath and through said sheath after said two ceramic contact pins connect through said optical cable to be assemblied in the housing, and the inserted terminal of two ceramic contact pins stretches out the corresponding end of sheath respectively.
2. optical fiber hermetic seal multi-tap according to claim 1; It is characterized in that; Said housing is provided with partition wall between the two ends on its grafting direction; Said partition wall is provided with the contact element mounting hole, and said contact pin assembly is plugged in the corresponding contact element mounting hole, and the both sides of partition wall are respectively equipped with insulating press boards; Said insulating press boards is provided with the through hole that the corresponding end that supplies said contact pin assembly is passed, and the through hole on each insulating press boards all has and the spacing closing in that cooperates of the corresponding end of said sheath in the end away from partition wall.
3. optical fiber hermetic seal multi-tap according to claim 2; It is characterized in that; Said each insulating press boards all is provided with the pressing plate glue filling opening between its both sides separately, each insulating press boards all with between the corresponding side surface of partition wall is provided with the fluid sealant that pours into from corresponding pressing plate glue filling opening and is assemblied on the partition wall through corresponding screw retention.
4. optical fiber hermetic seal multi-tap according to claim 1 is characterized in that, said sheath comprises first, second half cover that radially fastens mutually along said ceramic contact pin.
5. optical fiber hermetic seal multi-tap according to claim 4; It is characterized in that; In said first, second half cover one is provided with bayonet socket and/or card key in the two relative side; Another is provided with corresponding card key and/or bayonet socket, and first, second half cover is through said card key and bayonet socket snap fit.
6. optical fiber hermetic seal multi-tap according to claim 4; It is characterized in that; The outside wall surface of said first, second half cover is provided with corresponding groove; First, second groove that partly puts is spliced into annular groove after first, second fastens, hoop is provided with the O-ring seal that is sealed and matched with corresponding insulating press boards in the said annular groove.
7. optical fiber hermetic seal multi-tap according to claim 2 is characterized in that, at least one in said first, second half cover is provided with glue filling opening.
8. optical fiber hermetic seal multi-tap according to claim 1 is characterized in that, the end of incoming cables of said two ceramic contact pins be oppositely arranged and two ceramic contact pins all with the coaxial setting of said sheath.
9. optical fiber hermetic seal multi-tap according to claim 8; It is characterized in that; The coaxial spring that is sheathed on the optical cable periphery that is equipped with in the said sheath, the place, two ends in said spring on the internal face of sheath is provided with interior convex edge respectively, and spring is mounted between the said two interior convex edges.
10. optical fiber hermetic seal multi-tap according to claim 1 is characterized in that, the equal screw fit in two ends on the grafting direction of said housing has protecting cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110388681.XA CN102411172B (en) | 2011-11-30 | 2011-11-30 | Optical fiber airtight transfer socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110388681.XA CN102411172B (en) | 2011-11-30 | 2011-11-30 | Optical fiber airtight transfer socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102411172A true CN102411172A (en) | 2012-04-11 |
| CN102411172B CN102411172B (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110388681.XA Active CN102411172B (en) | 2011-11-30 | 2011-11-30 | Optical fiber airtight transfer socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102411172B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135178A (en) * | 2013-03-15 | 2013-06-05 | 中国工程物理研究院核物理与化学研究所 | Anti-compression optical fiber air-tight-seal interconnecting box body |
| CN103439770A (en) * | 2013-08-20 | 2013-12-11 | 沈阳兴华航空电器有限责任公司 | Through-wall sealing optical fiber adapter |
| CN104678508A (en) * | 2014-12-11 | 2015-06-03 | 中航光电科技股份有限公司 | Explosive shock-resistant optical fiber connector plug |
| 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 |
| CN106229737A (en) * | 2016-08-23 | 2016-12-14 | 沈阳兴华航空电器有限责任公司 | A kind of hermetic seal Optoelectric hybrid adapter |
| CN106764962A (en) * | 2017-02-15 | 2017-05-31 | 林华宗 | The wire mounting structure of light fixture |
| CN107994427A (en) * | 2017-11-21 | 2018-05-04 | 镇江市丹徒区翱龙电子有限公司 | A kind of Safty electronic plug connector with safety shield |
| 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 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106662719B (en) * | 2014-08-08 | 2019-10-29 | 东方智慧株式会社 | Optical fiber runs through device |
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| CN202421565U (en) * | 2011-11-30 | 2012-09-05 | 中航光电科技股份有限公司 | Optical fiber air-sealed adopter socket |
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2011
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Patent Citations (6)
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| CN101063730A (en) * | 2006-03-29 | 2007-10-31 | 索尼株式会社 | Hermetic seal device for polarization-maintaining optical fiber and hermetic seal partition |
| CN101216583A (en) * | 2007-12-28 | 2008-07-09 | 立讯精密工业（深圳）有限公司 | Neutral bayonet type special soft optic cable connector |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135178A (en) * | 2013-03-15 | 2013-06-05 | 中国工程物理研究院核物理与化学研究所 | Anti-compression optical fiber air-tight-seal interconnecting box body |
| CN103439770A (en) * | 2013-08-20 | 2013-12-11 | 沈阳兴华航空电器有限责任公司 | Through-wall sealing optical fiber adapter |
| CN103439770B (en) * | 2013-08-20 | 2015-09-30 | 沈阳兴华航空电器有限责任公司 | A kind of sealing to through the wall fiber optic adapter |
| CN104678508A (en) * | 2014-12-11 | 2015-06-03 | 中航光电科技股份有限公司 | Explosive shock-resistant optical fiber connector plug |
| 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 |
| CN106229737A (en) * | 2016-08-23 | 2016-12-14 | 沈阳兴华航空电器有限责任公司 | A kind of hermetic seal Optoelectric hybrid adapter |
| CN106229737B (en) * | 2016-08-23 | 2019-10-18 | 沈阳兴华航空电器有限责任公司 | A kind of hermetic seal Optoelectric hybrid adapter |
| CN106764962A (en) * | 2017-02-15 | 2017-05-31 | 林华宗 | The wire mounting structure of light fixture |
| CN107994427A (en) * | 2017-11-21 | 2018-05-04 | 镇江市丹徒区翱龙电子有限公司 | A kind of Safty electronic plug connector with safety shield |
| 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 |
|---|---|
| CN102411172B (en) | 2014-12-10 |
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