CN205427241U - Airtight crossing cabin connector of optic fibre - Google Patents
Airtight crossing cabin connector of optic fibre Download PDFInfo
- Publication number
- CN205427241U CN205427241U CN201620059181.XU CN201620059181U CN205427241U CN 205427241 U CN205427241 U CN 205427241U CN 201620059181 U CN201620059181 U CN 201620059181U CN 205427241 U CN205427241 U CN 205427241U
- Authority
- CN
- China
- Prior art keywords
- lock pin
- optical fiber
- crossing cabin
- airtight
- socket
- 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.)
- Expired - Fee Related
Links
- 239000000835 fiber Substances 0.000 title abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 33
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 16
- 238000002788 crimping Methods 0.000 claims abstract description 10
- 239000013307 optical fiber Substances 0.000 claims description 53
- 239000011159 matrix material Substances 0.000 claims description 29
- 238000012856 packing Methods 0.000 claims description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 16
- 239000010935 stainless steel Substances 0.000 claims description 16
- 229910000679 solder Inorganic materials 0.000 claims description 13
- 239000003566 sealing material Substances 0.000 claims description 12
- 229920006335 epoxy glue Polymers 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 229910007116 SnPb Inorganic materials 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000001465 metallisation Methods 0.000 abstract description 5
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract 4
- 239000010959 steel Substances 0.000 abstract 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 abstract 2
- 235000011613 Pinus brutia Nutrition 0.000 abstract 2
- 241000018646 Pinus brutia Species 0.000 abstract 2
- 239000000565 sealant Substances 0.000 abstract 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000765 intermetallic Inorganic materials 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model discloses an airtight crossing cabin connector of optic fibre, include the crossing cabin sealing flange and set up two sockets assembly bodies outside the under -deck respectively, still include connection cover plate and a plurality of metallization fiber optic assembly, the socket assembly body passes through the connection cover plate symmetry is located the both ends of crossing cabin sealing flange, metallization fiber optic assembly includes nickel pipe, nonrust steel pipe and pine sleeve pipe, optic fibre through a sealant seal up in nickel is intraductal, nonrust steel pipe passes optic fibre is as an organic whole with the crimping of nickel pipe, the outer end of nonrust steel pipe and nickel pipe is located to the pine sleeve pipe, nonrust steel pipe is located the middle part of flange to it is sealed with its junction through the 2nd sealant. The utility model provides an unstable, the sealed lower problem of rate magnitude of the sealed effect of current airtight crossing cabin connector of optic fibre, in addition the utility model discloses a lock pin is in relocatable free state, makes the lock pin butt joint certain for adaptability occasionally, can carry out signal transmission more effectively.
Description
Technical field
This utility model relates to a kind of adapter, particularly relates to a kind of optical fiber airtight crossing cabin adapter.
Background technology
If Fig. 1 is existing fiber airtight crossing cabin adapter 100, its structure mainly used is as follows:
Outside lock pin 101 is loaded by the way of being press-fitted in the hole of optical fiber seal seat 102, optical fiber 103 is penetrated in the hole of outside lock pin 101, in the center micropore of optical fiber seal seat 102, put into glass solder 104, after adding heat fusing, optical fiber 103 is fixed in optical fiber seal seat 102；Inner side lock pin 105 is loaded in the hole of optical fiber seal seat 102, with epoxy glue 106, the two ends of optical fiber 103 are glued respectively in inner side lock pin 105 and outside lock pin 101, inner side lock pin 105 and outside lock pin 101 are processed into the interface of PC or APC type, then it is fixed in sealing flange 107 by the way of welding, use the mode of welded seal between sealing flange 107 and nacelle, connect with plug and realize optical signal transmission.
This typical optical fiber crossing cabin hermetically sealed connector is primarily present following problem:
1, lock pin is loaded in optical fiber seal bore by press-fit, exists and is press-fitted that success rate is low, it is the most firm to be press-fitted, shock resistance is poor defect.
2, this structure is for putting into the technique of glass solder in the micropore of optical fiber seal seat center, there is unreasonable part.Glass solder has certain mobility, without the corresponding structure making solder flow regime controlled between epoxy glue to glass solder.
3, lock pin is the most relocatable state that is relatively fixed, and the eccentricity issues causing part's machining errors can not be well adapted for, and increases part processing precision requirement, thus improves processing cost.
Compared with above typical optical fiber airtight crossing cabin adapter, needing a kind of optical fiber airtight crossing cabin adapter of research and development can effectively solve the problems referred to above, the crossing cabin using more reasonably structure and process to realize adapter seals and the crossing cabin transmission of signal.
Utility model content
The purpose of this utility model is to solve the problems of the prior art, it is provided that a kind of optical fiber airtight crossing cabin adapter.
The technical solution of the utility model is: a kind of optical fiber airtight crossing cabin adapter, including crossing cabin sealing flange be separately positioned on two socket assemblies inside and outside cabin, also includes connecting cover plate and multiple metallized optical fibre assembly；Described socket assembly is symmetrically set in the two ends of described sealing flange by described connection cover plate；Described metallized optical fibre assembly includes nickel pipe, stainless steel tube and Loose tube；Optical fiber is sealed in described nickel pipe by the first sealing material, and described stainless steel tube crimps with nickel pipe through described optical fiber and is integrated, and described Loose tube is located at stainless steel tube and the outer end of nickel pipe；Described stainless steel tube is located in the through hole in the middle part of described sealing flange, and is sealed by the second sealing material place of connecting, and will be sealed by the 3rd sealing material between itself and crossing cabin flange.
Preferably, described socket assembly includes socket, crimping packing ring and lock pin matrix, and described lock pin matrix is fixed in described socket by described crimping packing ring.
Preferably, described lock pin matrix includes lock pin, lock pin stage clip, stage clip packing ring and the pressing plate connected with optical fiber；Described lock pin matrix has offered installing hole, and described lock pin is pressed in lock pin matrix installing hole by lock pin stage clip, stage clip packing ring, and is positioned by described lock pin by described pressing plate.
Preferably, the convex key in described lock pin matrix is oppositely arranged with the groove of socket, it is achieved the location of lock pin matrix.
Preferably, there is an alignment pin in the press-in of described lock pin matrix.
Preferably, described first sealing material is AuSn solder, and described second sealing material is epoxy glue, and described 3rd sealing material is SnPb solder.
Preferably, sealed by O RunddichtringO between described sealing flange and bulkhead.
Preferably, being provided with external screw thread in the outside of described stainless steel tube, be threaded connection between described stainless steel tube and flange, both are welded as a whole by its junction by SnPb solder.
Of the present utility model have the technical effect that following some:
1) this utility model integrated use optical fiber metallization welded seal, epoxy glue water-stop, inter metallic bond seals, sealing ring seals sealing structure, solve the problem that existing fiber airtight crossing cabin adapter sealing effectiveness is unstable, sealing effectiveness magnitude is relatively low；
2) lock pin of the present utility model is in relocatable free state, makes lock pin have certain adaptive ability when docking, it is possible to be more effectively carried out signal transmission；
3) lock pin floating structure of the present utility model, reduces the required precision of part processing, thus reduces processing cost；
4) lock pin in this utility model can use PC type, APC type, PC with APC etc. multiple comprehensive, strong adaptability, compatible height, and technology maturation easily realizes batch production.
Accompanying drawing explanation
Fig. 1 is the overall sectional structure schematic diagram of existing adapter；
Fig. 2 is the structural representation of overall section view of the present utility model；
Fig. 3 is the structural representation of metallized optical fibre assembly in this utility model.
Fig. 4 is the structural representation of lock pin assembly in this utility model；
Fig. 5 is the front schematic view of the profile of this utility model installment state；
Fig. 6 is the structural representation between this utility model sealing flange and bulkhead.
Detailed description of the invention
In order to the technological means making this utility model realize, technical characteristic, utility model purpose are easy to understand with technique effect, below in conjunction with being specifically illustrating, this utility model is expanded on further.
As in figure 2 it is shown, be a kind of optical fiber airtight crossing cabin adapter of the present utility model, including sealing flange 10 and socket assembly, also include that two connect cover plate 9 and multiple metallized optical fibre assembly.Socket assembly of the present utility model connects cover plate 9 by two and is symmetrically installed on the two ends of sealing flange 10.
Metallized optical fibre assembly in the present embodiment includes gold-plated nickel pipe 13, stainless steel tube 15 and Loose tube 16.By AuSn solder 14, optical fiber 17 is welded on gold-plated nickel pipe 13; realize the sealing of optical fiber metallization welding; then stainless steel tube 15 is crimped together with gold-plated nickel pipe 13 through optical fiber 17, protects the root of optical fiber 17 with Loose tube 16, collectively constitute metallized optical fibre assembly.
As shown in Figure 3, stainless steel tube 15 in metallized optical fibre assembly is provided with external screw thread, by metallized optical fibre assembly by screwing in sealing flange 10, it is coated with epoxy glue 18 in threaded connection place and realizes epoxy glue water-stop, then by SnPb solder 11 metallized optical fibre assembly and flange 10 welded together and realize welded seal.Sealing between sealing flange 10 and bulkhead, is sealed by O RunddichtringO 12.
Socket assembly of the present utility model includes: socket 1, crimping packing ring 6 and lock pin matrix 5, above-mentioned lock pin matrix 5 is fixed in described socket 1 by described crimping packing ring 6.Wherein lock pin matrix 5 includes lock pin 3, lock pin stage clip 4, stage clip packing ring 6 and the pressing plate 7 connected with optical fiber 17.Described lock pin matrix 5 offers installing hole, and lock pin 3 is pressed in the installing hole of lock pin matrix 5 by lock pin stage clip 4, stage clip packing ring 6, and is positioned by described lock pin 3 by described pressing plate 7.
As shown in Figure 4, the assembly production process of above-mentioned socket assembly is as follows:
First stage clip packing ring 6, lock pin stage clip 4 are penetrated the 10 liang of optical fiber 17 of sealing flange welded successively, lock pin 3 is prepared in both sides at the sealing flange 10 welded the most respectively, lock pin 3 in the present embodiment may select PC type, APC type etc., alignment pin 2 is pressed into lock pin matrix 5, when adapter docks, alignment pin 2 can play the effect of pre-determined bit
The lock pin 3 prepared is loaded lock pin matrix 5 together with lock pin stage clip 4, stage clip packing ring 6, with screw by fixing with lock pin matrix 5 for pressing plate 7 location realizing lock pin 3, lock pin matrix 5 is loaded socket 1, the groove of the convex key alignment socket body 1 in lock pin matrix 5 realizes the location of lock pin matrix 5, lock pin matrix 5 is compressed with crimping packing ring 8, interference fit between crimping packing ring 8 and socket 1, makes lock pin 3, stage clip packing ring 6, lock pin stage clip 4, lock pin matrix 5, alignment pin 2, pressing plate 7, socket 1, crimping packing ring 8 form lock pin assembly.
As shown in Figure 1 and Figure 5, cover between lock pin assembly and the sealing flange 10 welded and be connected cover plate 9, fix connection cover plate 9 and lock pin assembly with sunk screw, be connected cover plate 9 and the sealing flange 10 welded respectively, complete the general assembly of adapter.Optical fiber airtight crossing cabin adapter after general assembly can realize the airtight transmission of optical signal with corresponding mating plug adapter.
As shown in Figure 5 and Figure 6, fix with soket head cap screw 20 between sealing flange 10 of the present utility model and bulkhead 19, it is achieved the crossing cabin of optical fiber airtight crossing cabin adapter is fixed.
Optical fiber metallization welded seal is realized between optical fiber 17 and gold-plated nickel pipe 13 in this utility model, it is threaded through epoxy glue 18 to realize epoxy glue water-stop between stainless steel tube 15 and flange 10, metallized optical fibre assembly and flange 10 weld together to realize inter metallic bond and seal, and realize sealing ring by O-ring seals 12 and seal between sealing flange 10 and bulkhead 19.Above-mentioned multi-sealing structure can make the sealing effectiveness of adapter more stablize, sealing effectiveness magnitude is higher.
Additionally in this utility model, the use of lock pin stage clip 4 allows lock pin 3 be in relocatable free state, during adapter docking, lock pin 3 has certain autoregistration to adapt to ability, signal transmission can be more effectively carried out, and make lock pin 3 be in and the structure of quick condition can reduce part processing precision requirement, thus reduce processing cost.
It is only this utility model preferred embodiment in sum, is not used for limiting practical range of the present utility model.The most all equivalence changes made according to the content of this utility model claim and modification, all should belong to technology category of the present utility model.
Claims (7)
1. an optical fiber airtight crossing cabin adapter, including crossing cabin sealing flange and be separately positioned on two socket assemblies inside and outside cabin, it is characterised in that: also include connecting cover plate and multiple metallized optical fibre assembly；Described socket assembly is symmetrically set in the two ends of described sealing flange by described connection cover plate；Described metallized optical fibre assembly includes nickel pipe, stainless steel tube and Loose tube；Optical fiber is sealed in described nickel pipe by the first sealing material, and described stainless steel tube crimps with nickel pipe through described optical fiber and is integrated, and described Loose tube is located at stainless steel tube and the outer end of nickel pipe；Described stainless steel tube is located in the through hole in the middle part of described sealing flange, and is sealed by the second sealing material place of connecting, and will be sealed by the 3rd sealing material between itself and crossing cabin flange.
Optical fiber the most according to claim 1 airtight crossing cabin adapter, it is characterised in that: described socket assembly includes socket, crimping packing ring and lock pin matrix, and described lock pin matrix is fixed in described socket by described crimping packing ring.
Optical fiber the most according to claim 2 airtight crossing cabin adapter, it is characterised in that: described lock pin matrix includes lock pin, lock pin stage clip, stage clip packing ring and the pressing plate connected with optical fiber；Described lock pin matrix offers installing hole, and described lock pin is pressed in lock pin matrix installing hole by lock pin stage clip, stage clip packing ring, and is positioned by described lock pin by described pressing plate.
4. according to the airtight crossing cabin adapter of the optical fiber described in Claims 2 or 3, it is characterised in that: the convex key in described lock pin matrix is oppositely arranged with the groove of socket, it is achieved the location of lock pin matrix.
Optical fiber the most according to claim 2 airtight crossing cabin adapter, it is characterised in that: there is an alignment pin in the press-in of described lock pin matrix.
Optical fiber the most according to claim 1 airtight crossing cabin adapter, it is characterised in that: described first sealing material is AuSn solder, and described second sealing material is epoxy glue, and described 3rd sealing material is SnPb solder；Sealed by O RunddichtringO between described sealing flange and bulkhead.
Optical fiber the most according to claim 1 airtight crossing cabin adapter, it is characterised in that: being provided with external screw thread in the outside of described stainless steel tube, be threaded connection between described stainless steel tube and flange, both are welded as a whole by its junction by SnPb solder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059181.XU CN205427241U (en) | 2016-01-21 | 2016-01-21 | Airtight crossing cabin connector of optic fibre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620059181.XU CN205427241U (en) | 2016-01-21 | 2016-01-21 | Airtight crossing cabin connector of optic fibre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205427241U true CN205427241U (en) | 2016-08-03 |
Family
ID=56540191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620059181.XU Expired - Fee Related CN205427241U (en) | 2016-01-21 | 2016-01-21 | Airtight crossing cabin connector of optic fibre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205427241U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527678A (en) * | 2016-01-21 | 2016-04-27 | 中国电子科技集团公司第二十三研究所 | Optical fiber airtight cabin crossing connector |
| CN111999821A (en) * | 2020-09-10 | 2020-11-27 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Straight optical fiber type cabin-penetrating optical fiber airtight adapter and connection method |
-
2016
- 2016-01-21 CN CN201620059181.XU patent/CN205427241U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527678A (en) * | 2016-01-21 | 2016-04-27 | 中国电子科技集团公司第二十三研究所 | Optical fiber airtight cabin crossing connector |
| CN111999821A (en) * | 2020-09-10 | 2020-11-27 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Straight optical fiber type cabin-penetrating optical fiber airtight adapter and connection method |
| CN111999821B (en) * | 2020-09-10 | 2024-04-05 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Straight optical fiber type cabin penetrating optical fiber airtight adapter and connecting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |