CN102736188A - Sintered gas-sealed optical fiber socket - Google Patents
Sintered gas-sealed optical fiber socket Download PDFInfo
- Publication number
- CN102736188A CN102736188A CN2012102236293A CN201210223629A CN102736188A CN 102736188 A CN102736188 A CN 102736188A CN 2012102236293 A CN2012102236293 A CN 2012102236293A CN 201210223629 A CN201210223629 A CN 201210223629A CN 102736188 A CN102736188 A CN 102736188A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- contact pins
- shell
- left shell
- pin holes
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 59
- 239000011521 glass Substances 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 238000005245 sintering Methods 0.000 claims description 19
- 238000012856 packing Methods 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 239000002775 capsule Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
Images
Abstract
The invention discloses a glass sintered gas-sealed optical fiber socket. Optical fiber contact pins of the glass sintered gas-sealed optical fiber socket are mounted in an intermediate shell, a left shell and a right shell; contact pin holes are respectively arranged in the intermediate shell, the left shell and the right shell; the contact pin holes arranged in the intermediate shell, the left shell and the right shell are matched with the optical fiber contact pins in a clearance fit way; five-key grooves are arranged on circumferences at the inner sides of the left shell and the right shell; the five-key grooves position and guide a plug; an external thread is arranged on the left shell; and a mounting nut and a sealing gasket are arranged on the external thread. The glass sintered gas-sealed optical fiber socket has the advantages that the structure is simple and the gas sealing effect is good; a detachable shell design structure breaks through a difficult problem of grinding a sintered contact pin; a glass sintered structure has better compression resistance, ageing resistance and corrosion resistance compared with an elastic sealing component structure; the sintered structure is positioned and realized through a die; a more accurate contact pin mounting position can be obtained; two occasions that a connector prevents gas leakage and liquid leakage can be realized; and by means of the structures of the mounting nut and the sealing gasket, the connector simultaneously realizes the sealing at an open pore position after fixation and mounting.
Description
Technical field
What the present invention relates to is a kind of sintered type hermetic seal fiber-optical socket, belongs to joints of optical fibre technical field, especially sintered type hermetic seal fiber-optical socket.
Background technology
Need to realize joints of optical fibre installation back hermetic seal under some particular job condition; To realize that two have mutual air tight or medium osmosis between pressure differential cavity volume or the different medium chamber; And the hermetically-sealed construction of the existing joints of optical fibre generally adopts employing O type circle sealing between the sealing of tail end glue or contact pin and the housing; This type hermetically-sealed construction can not prevent fully that all gas from leaking; Be not suitable for being applied to waterproof and hydraulic seal, and elastic sealing element is easy to wear out, breaks, adverse environment resistant not, is badly in need of the hermetic seal joints of optical fibre under pressurized capsule and the deep water conditions.
Summary of the invention
The objective of the invention is the sintered type hermetic seal fiber-optical socket that directly reaches gas tightness after installing for providing under a kind of pressurized capsule and the deep water conditions, is a kind of brand-new structure, solves the above-mentioned defective that prior art is deposited.Satisfy at needs under the particular job condition and realize the hermetic seal after the joints of optical fibre are installed, realize having mutual air tight or medium osmosis between pressure differential cavity volume or the different medium chamber.
Technical solution of the present invention is: it is characterized in that optical fiber contact pins is installed in middle casing, left shell, the right shell body; Be respectively equipped with pin holes in middle casing, left shell, the right shell body; Pin holes that is provided with in middle casing, left shell and the right shell body and optical fiber contact pins clearance fit, the inside circumference of left shell and right shell body is provided with five keyways, and this five keyway is to the plug positioning and guiding; Left shell is provided with external thread, and external thread is provided with installs nut and sealing gasket.
Advantage of the present invention: a kind of brand-new structural design (generally being to realize through elastic sealing element) realizes the optical connector hermetic seal, the simpler and hermetic seal better effects if of structure; Split type case design structure has broken through the difficult problem that the sintering contact pin grinds; Glass sintering structure resilience in comparison seal configuration has better resistance to compression, ageing-resistant, decay resistance; Sintering structure is realized through mold position, can be obtained more accurate contact pin installation site; Can realize that connector prevents that gas from leaking and two kinds of occasions of leak of liquid; Nut and gasket structure are installed, are made connector realize the sealing of fixed installation back tapping simultaneously.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention.
Accompanying drawing 2 is structural representations of middle casing and contact pin sintering.
Among the figure 1 is tracer stripe, the 2nd, optical fiber contact pins, the 3rd, and optical fiber, the 4th, nut, the 5th, left shell, the 6th, middle casing, the 7th, right shell body, the 8th, screw, the 9th, interfacial seal pad, the 10th, O-ring seal, the 11st, glass medium material, 12 are that an O RunddichtringO, 13 is the 2nd O RunddichtringOs.
Embodiment
The left and right two ends that middle casing 6 is stretched out at optical fiber contact pins 2 left and right two ends respectively are provided with wire hole in the middle of the optical fiber contact pins 2, import optical fiber 3 into and make adhesive curing behind the injecting glue in the wire hole, thereby realize optical fiber contact pins 2 and optical fiber 3 sealings.
Optical fiber contact pins 2 is designed to exceed middle casing 6 both ends of the surface, to wear fibre, optical fiber contact pins 2 after solidifying carries out both ends of the surface respectively and grinds, and guarantees ferrule end-face shape and serviceability.
Be provided with ring groove in the left shell 5 tail end flanges; The 2nd O type circle 13 of packing in this ring groove is provided with pin holes in the left shell 5, and this pin holes and optical fiber contact pins 2 are clearance fit; Left shell 5 inner chamber circumference are provided with a keyway; Optical fiber contact pins 2 passes pin holes in the left shell 5, and left shell 5 is located the middle casing 6 of packing into through keyway, and compresses the 2nd O type circle 13.
Be provided with ring groove in the right shell body 7 tail end flanges, the O type circle 12 of packing in this ring groove is provided with pin holes in the right shell body 1; Pin holes and optical fiber contact pins 2 are clearance fit, and optical fiber contact pins 2 passes pin holes in the right shell body 7, right shell body 7 middle casing 6 of packing into; And compress an O type circle 12; Four screws 8 are screwed into from left shell 5 and right shell body 7 flanges respectively, and an O type circle 12 is compressed on the housing, and left shell 5 fits tightly with middle casing 6 left and right sides flanges respectively with right shell body 7 flanges simultaneously.
After the one O type circle 12,13 compressions of the 2nd O RunddichtringO the clearance leakage between left shell 5, middle casing 6, the right shell body 7 is blocked, thereby guaranteed the sealing between the housing.
Guarantee that through above-mentioned glass medium 11, an O type circle 12 left and right two chambeies do not connect each other, owing to used the glass sintering structure, thus realized hermetic seal.
The side flange circumference is provided with ring groove in left shell 5, the right shell body 7, is provided with O-ring seal 10 in the ring groove, and after left and right plug and product of the present invention plugged together and put in place, plug body end face compresses seal 10 realized the shell ends face seal.
Sintering hermetic seal fiber-optical socket is realized contact pin and housing hermetic seal through glass sintering sealed knot mode, and it is for realizing that ferrule end-face grinds that contact pin stretches out the middle casing both sides.
Said left shell 5, right shell body 7 are installed with middle casing through screw and are connected into an integral body, connect the slit through O type circle compression seal, to solve the leakage that the body seam place produces.Screw adopts and screws in respectively from left shell and right shell body both sides.
Said left and right housing inner flange end face is realized the axial limiting after the connector butt joint.
Said optical fiber contact pins is provided with the interfacial seal pad at left and right housing inner flange end face, is provided with O-ring seal in the ring groove in the left and right housing, realizes end surface of optical fiber connector butt joint back sealing.
Claims (9)
1. glass sintering formula hermetic seal fiber-optical socket; It is characterized in that optical fiber contact pins is installed in middle casing, left shell, the right shell body, be respectively equipped with pin holes in middle casing, left shell, the right shell body, pin holes that is provided with in middle casing, left shell and the right shell body and optical fiber contact pins clearance fit; The inside circumference of left shell and right shell body is provided with five keyways; This five keyway is to the plug positioning and guiding, and left shell is provided with external thread, and external thread is provided with installs nut and sealing gasket.
2. glass sintering formula hermetic seal fiber-optical socket according to claim 1; It is characterized in that being provided with in the middle casing pin holes; The aperture of pin holes is greater than optical fiber contact pins, in optical fiber contact pins and the middle casing behind the location, pin holes axle center, and the filling glass medium; Glass medium becomes the integral body of obturaging through sintering, curing and middle casing and optical fiber contact pins, thereby realizes the hermetic seal between optical fiber contact pins and the shell.
3. glass sintering formula hermetic seal fiber-optical socket according to claim 1; It is characterized in that the left and right two ends of optical fiber contact pins stretch out the left and right both ends of the surface of middle casing respectively; Be provided with wire hole in the middle of the optical fiber contact pins; Import optical fiber into and make adhesive curing behind the injecting glue in the wire hole, thereby realize optical fiber contact pins and optical fiber seal.
4. glass sintering formula hermetic seal fiber-optical socket according to claim 1; It is characterized in that optical fiber contact pins is designed to exceed the middle casing both ends of the surface; To wear fibre, optical fiber contact pins after solidifying carries out both ends of the surface respectively and grinds, and guarantees ferrule end-face shape and serviceability.
5. glass sintering formula hermetic seal fiber-optical socket according to claim 1 is characterized in that being provided with ring groove, the 2nd O type circle of packing in this ring groove in the tail end flange of left shell; Be provided with pin holes in the left shell; This pin holes and optical fiber contact pins are clearance fit, and left shell inner chamber circumference is provided with a keyway, and optical fiber contact pins passes pin holes in the left shell; Left shell is located the middle casing of packing into through keyway, and compresses the 2nd O type circle.
6. glass sintering formula hermetic seal fiber-optical socket according to claim 1 is characterized in that being provided with ring groove in the right shell body tail end flange, the O type circle of packing in this ring groove; Be provided with pin holes in the right shell body; Pin holes and optical fiber contact pins are clearance fit, and optical fiber contact pins passes pin holes in the right shell body, the right shell body middle casing of packing into; And compress an O type circle; Four screws are screwed into from left shell and right shell body flange respectively, and an O type circle is compressed on the housing, and simultaneously left shell and right shell body flange fit tightly with the flange of the middle casing left and right sides respectively.
7. according to claim 5 and 6 described glass sintering formula hermetic seal fiber-optical sockets, it is characterized in that after an O type circle, the compression of the 2nd O RunddichtringO the clearance leakage between left shell, middle casing, the right shell body being blocked, thereby guarantee the sealing between the housing.
8. glass sintering formula hermetic seal fiber-optical socket according to claim 1 is characterized in that left shell, the inboard flange circumference of right shell body are provided with ring groove, are provided with O-ring seal in this ring groove.
9. glass sintering formula hermetic seal fiber-optical socket according to claim 1 is characterized in that left shell, inboard end face of flange, the contact pin external part of right shell body are provided with the interfacial seal pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223629.3A CN102736188B (en) | 2012-07-02 | 2012-07-02 | Sintered gas-sealed optical fiber socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223629.3A CN102736188B (en) | 2012-07-02 | 2012-07-02 | Sintered gas-sealed optical fiber socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102736188A true CN102736188A (en) | 2012-10-17 |
| CN102736188B CN102736188B (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210223629.3A Active CN102736188B (en) | 2012-07-02 | 2012-07-02 | Sintered gas-sealed optical fiber socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102736188B (en) |
Cited By (5)
| 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 |
| CN110727061A (en) * | 2019-10-25 | 2020-01-24 | 北京航空航天大学 | Non-glue optical fiber alkali metal air chamber |
| CN112864723A (en) * | 2021-03-25 | 2021-05-28 | 泰兴市航海电连接器有限公司 | Double-station wall-penetrating sintering socket |
| CN115016069A (en) * | 2022-06-21 | 2022-09-06 | 中航光电科技股份有限公司 | Ceramic insert type low-loss optical fiber air-tight sealing connector and sealing contact part thereof |
| CN115373083A (en) * | 2022-08-23 | 2022-11-22 | 中航光电科技股份有限公司 | Glass sintering airtight sealed optical fiber connector and glass sintering contact pin component thereof |
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| CN2833931Y (en) * | 2005-09-08 | 2006-11-01 | 贵州航天电器股份有限公司 | Integral glass sintered micro electric connector socket |
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| CN201229421Y (en) * | 2008-06-23 | 2009-04-29 | 中航光电科技股份有限公司 | Hermetic sealing structure for fiber optic connector and optical fiber hermetic sealing socket using the structure |
| CN101510654A (en) * | 2009-03-20 | 2009-08-19 | 贵州航天电器股份有限公司 | Gas-tight seal socket |
| CN101645560A (en) * | 2009-09-08 | 2010-02-10 | 中航光电科技股份有限公司 | Connector and O-shaped ring mounting groove structure for sealing end face |
| CN202084698U (en) * | 2011-04-29 | 2011-12-21 | 中航光电科技股份有限公司 | Connector convenient in wiring and reliable in sealing |
| CN202133801U (en) * | 2011-06-23 | 2012-02-01 | 中国科学院西安光学精密机械研究所 | Optical fiber hermetically sealed connector for sealing shell |
| CN202172170U (en) * | 2011-07-13 | 2012-03-21 | 镇江惠通元二接插件有限公司 | Two-core waterproof connector |
| CN202661681U (en) * | 2012-07-02 | 2013-01-09 | 南京全信传输科技股份有限公司 | Sintered type gas seal optical fiber socket |
-
2012
- 2012-07-02 CN CN201210223629.3A patent/CN102736188B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2833931Y (en) * | 2005-09-08 | 2006-11-01 | 贵州航天电器股份有限公司 | Integral glass sintered micro electric connector socket |
| CN101369699A (en) * | 2007-08-15 | 2009-02-18 | 贵州航天电器股份有限公司 | Anti-electromagnetic interference seal socket |
| CN201229421Y (en) * | 2008-06-23 | 2009-04-29 | 中航光电科技股份有限公司 | Hermetic sealing structure for fiber optic connector and optical fiber hermetic sealing socket using the structure |
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| CN101645560A (en) * | 2009-09-08 | 2010-02-10 | 中航光电科技股份有限公司 | Connector and O-shaped ring mounting groove structure for sealing end face |
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| CN202133801U (en) * | 2011-06-23 | 2012-02-01 | 中国科学院西安光学精密机械研究所 | Optical fiber hermetically sealed connector for sealing shell |
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Cited By (6)
| 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 |
| CN110727061A (en) * | 2019-10-25 | 2020-01-24 | 北京航空航天大学 | Non-glue optical fiber alkali metal air chamber |
| CN112864723A (en) * | 2021-03-25 | 2021-05-28 | 泰兴市航海电连接器有限公司 | Double-station wall-penetrating sintering socket |
| CN115016069A (en) * | 2022-06-21 | 2022-09-06 | 中航光电科技股份有限公司 | Ceramic insert type low-loss optical fiber air-tight sealing connector and sealing contact part thereof |
| CN115016069B (en) * | 2022-06-21 | 2024-04-16 | 中航光电科技股份有限公司 | Ceramic ferrule type low-loss optical fiber airtight connector and sealing contact element component thereof |
| CN115373083A (en) * | 2022-08-23 | 2022-11-22 | 中航光电科技股份有限公司 | Glass sintering airtight sealed optical fiber connector and glass sintering contact pin component thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102736188B (en) | 2014-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171012 Address after: 210036 Room 301, No. 302, Hanzhoung Avenue, Gulou District, Jiangsu, Nanjing Patentee after: NANJING QUANXIN OPTOELECTRONIC SYSTEM CO.,LTD. Address before: 12 building 01, building 301, 210036 Hanzhoung Avenue, Nanjing, Jiangsu Patentee before: NANJING QUANXIN CABLE TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sintered gas sealed fiber optic socket Effective date of registration: 20231229 Granted publication date: 20140618 Pledgee: Nanjing Bank Co.,Ltd. Nanjing Financial City Branch Pledgor: NANJING QUANXIN OPTOELECTRONIC SYSTEM CO.,LTD. Registration number: Y2023980075062 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |