CN102608713A - Optical fiber sealing-in lead and manufacturing method thereof - Google Patents
Optical fiber sealing-in lead and manufacturing method thereof Download PDFInfo
- Publication number
- CN102608713A CN102608713A CN2012100945473A CN201210094547A CN102608713A CN 102608713 A CN102608713 A CN 102608713A CN 2012100945473 A CN2012100945473 A CN 2012100945473A CN 201210094547 A CN201210094547 A CN 201210094547A CN 102608713 A CN102608713 A CN 102608713A
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- Prior art keywords
- optical fiber
- sealing
- lead
- glue
- receiving tray
- Prior art date
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000003292 glue Substances 0.000 claims abstract description 19
- 238000005266 casting Methods 0.000 claims abstract description 6
- 238000007872 degassing Methods 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 16
- 239000008393 encapsulating agent Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 abstract description 4
- 239000011799 hole material Substances 0.000 abstract 8
- 239000002775 capsule Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000003566 sealing material Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses an optical fiber sealing-in lead used for the connection and communication of the inside and the outside of a capsule of a vacuum chamber. The optical fiber sealing-in lead comprises an optical fiber and an optical fiber receiving tray, wherein at least a pair of coaxial optical fiber hole and guide hole are distributed on the optical fiber receiving tray, the optical fiber passes through the optical fiber receiving tray through the optical fiber hole and the guide hole, and sealing materials are filled in the optical fiber hole and the guide hole and are glue 801. A manufacturing method of the optical fiber sealing-in lead comprises the following steps: arranging the optical fiber receiving tray, through which the optical fiber penetrates, in a vacuum environment with 10<-2>-10<-5>Pa and 50 DEG C-200 DEG C and degassing for 1-5h, then injecting the glue 801 into the guide hole and the optical fiber hole of the optical fiber receiving tray by a glue casting machine, pressurizing to 0.1-0.3MPa, cooling to room temperature, and then taking out the optical fiber receiving tray. According to the optical fiber sealing-in lead, the leak rate of the optical fiber sealing-in lead is less than 10<-9>Pa*m<3>/s, and the product percent of pass is high.
Description
Technical field
The present invention relates to a kind of fiber optic connector and manufacturing approach thereof, particularly relate to a kind of optical fiber sealing-in lead-in wire and manufacturing approach thereof that inside and outside, vacuum chamber cabin connects communication that be used for.
Background technology
All kinds of vacuum chambers are the condition that various scientific experiments provide the simulation space vacuum environment; Usually the scientific experiment of in vacuum chamber, carrying out need transmit experimental data outside vacuum chamber, this just optical fiber accessory that is used for the connection communication of inside and outside, vacuum chamber cabin of optical fiber sealing-in lead-in wire.Its special environment for use requires optical fiber sealing-in lead-in wire to have excellent sealing property, promptly requires its leak rate less than 10
-9Pam
3/ s, FM-13 low temperature glass pearl is adopted in the traditional fiber sealing-in, and the sealing temperature scope is 320～375 ℃, is used for assembling and hermetic seal connection small optics and electronic component, and its sealing can't guarantee that yield rate is lower, and cost is high.
So to above-mentioned prior art; The applicant thinks and is necessary to improve; The applicant has carried out number of patents document and non-patent literature retrieval for this reason; And do not see that referential teachings is arranged in the disclosed document, the technical scheme that will introduce below produces under this background.
Summary of the invention
Task of the present invention is to provide a kind of leak rate that is used for the connection communication of inside and outside, vacuum chamber cabin less than 10
-9Pam
3The optical fiber sealing-in lead-in wire of/s.
Another task of the present invention is to provide the manufacturing approach of said optical fiber sealing-in lead-in wire.
Technical scheme of the present invention is such:
A kind of optical fiber sealing-in lead-in wire; It is characterized in that comprising that optical fiber connects dish and optical fiber; Said optical fiber connects dish and is furnished with at least one pair of coaxial optic fibre hole and pod apertures, and said optical fiber passes optical fiber through optic fibre hole and pod apertures and connects dish, is filled with encapsulant in optic fibre hole and the pod apertures.
Preferably, above-mentioned encapsulant is 801 glue.
A kind of manufacturing approach of above-mentioned optical fiber sealing-in lead-in wire is characterized in that comprising the steps:
1. the optical fiber that will put on optical fiber connects dish and places 10
-2～10
-5Pa, degasification is 1～5 hour under 50～200 ℃ of vacuum environments;
2. in above-mentioned vacuum environment, 801 glue injection fibres are connect the pod apertures and the optic fibre hole of dish with the glue casting machine;
3. be forced into 0.1～0.3Mpa, to be cooledly to room temperature, take out.
Beneficial effect: technical scheme provided by the invention, because 801 glue can be poured into a mould at 50 ℃, reduced energy consumption, 801 glue compositions are little to the vacuum influence, have outstanding sealing property, and optical fiber sealing-in lead-in wire product qualified rate is high.
Description of drawings
Fig. 1 is an embodiments of the invention structure cut-open view.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more; The applicant general elaborates with the mode of embodiment below; But the description of embodiment all is not the restriction to the present invention program, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.
Embodiment 1:
Ask for an interview Fig. 1; Provided optical fiber sealing-in lead-in wire; It is characterized in that comprising that optical fiber connects dish 1 and optical fiber 2; Said optical fiber connects dish 1 and is furnished with at least one pair of coaxial optic fibre hole 3 and pod apertures 4, and said optical fiber 2 passes optical fiber through optic fibre hole 3 and pod apertures 4 and connects dish 1, is filled with 801 glue 5 that are used to seal in optic fibre hole 3 and the pod apertures 4.
Make 10 optical fiber sealing-in lead-in wire samples, detect leak rate with the leak rate verifying attachment.The employing following steps are made: the optical fiber of putting on optical fiber connects dish and places 2 * 10
-2Pa, degasification under 50 ℃ of vacuum environments connect the pod apertures and the optic fibre hole of dish with the glue casting machine with 801 glue injection fibres after 1 hour, was forced into 0.1Mpa then, to be cooledly to room temperature, took out optical fiber sealing-in lead-in wire.Detect through the leak rate verifying attachment, 10 optical fiber sealing-in lead-in wire sample leak rates are following:
| Sample | 1a | 1b | 1c | 1d | 1e |
| Leak rate (Pam 3/s) | 7×10 -10 | 2×10 -9 | 7×10 -10 | 8×10 -10 | 9×10 -10 |
| Sample | 1f | 1g | 1h | 1i | 1j |
| Leak rate (Pam 3/s) | 9×10 -10 | 7×10 -10 | 1×10 -9 | 1×10 -9 | 9×10 -10 |
Wherein 7 conformance with standard requirements, leak rate is less than 10
-9Pam
3/ s, product percent of pass 70%.
Embodiment 2:
Optical fiber sealing-in pin configuration is identical with embodiment 1, makes 10 optical fiber sealing-in lead-in wires, detects leak rate with the leak rate verifying attachment.The employing following steps are made: the optical fiber of putting on optical fiber connects dish and places 3 * 10
-4Pa, degasification under 95 ℃ of vacuum environments connect the pod apertures and the optic fibre hole of dish with the glue casting machine with 801 glue injection fibres after 2 hours, was forced into 0.15Mpa then, to be cooledly to room temperature, took out optical fiber sealing-in lead-in wire.Detect through the leak rate verifying attachment, 10 optical fiber sealing-in lead-in wire sample leak rates are following:
| Sample | 2a | 2b | 2c | 2d | 2e |
| Leak rate (Pam 3/s) | 9×10 -10 | 9×10 -10 | 7×10 -10 | 9×10 -10 | 8×10 -10 |
| Sample | 2f | 2g | 2h | 2i | 2j |
| Leak rate (Pam 3/s) | 9×10 -10 | 8×10 -10 | 8×10 -10 | 7×10 -9 | 9×10 -10 |
Wherein 10 conformance with standard requirements, leak rate is less than 10
-9Pam
3/ s, product percent of pass 100%.
Embodiment 3:
Optical fiber sealing-in pin configuration is identical with embodiment 1, makes 10 optical fiber sealing-in lead-in wires, detects leak rate with the leak rate verifying attachment.The employing following steps are made: the optical fiber of putting on optical fiber connects dish and places 1 * 10
-5Pa, degasification under 200 ℃ of vacuum environments connect the pod apertures and the optic fibre hole of dish with the glue casting machine with 801 glue injection fibres after 5 hours, was forced into 0.3Mpa then, to be cooledly to room temperature, took out optical fiber sealing-in lead-in wire.Detect through the leak rate verifying attachment, 10 optical fiber sealing-in lead-in wire sample leak rates are following:
| Sample | 3a | 3b | 3c | 3d | 3e |
| Leak rate (Pam 3/s) | 8×10 -10 | 9×10 -10 | 2×10 -9 | 9×10 -10 | 9×10 -10 |
| Sample | 3f | 3g | 3h | 3i | 3j |
| Leak rate (Pam 3/s) | 8×10 -10 | 9×10 -10 | 7×10 -10 | 8×10 -10 | 9×10 -10 |
Wherein 9 conformance with standard requirements, leak rate is less than 10
-9Pam
3/ s, product percent of pass 90%.
In sum; Technical scheme provided by the invention adopts 801 glue to carry out optical fiber seal as encapsulant; To have avoided using FM-13 low temperature glass pearl sealing leak rate to be not easy up to standard in the past, and the shortcoming that yield rate is low has embodied the applicant all sidedly at the beneficial effect described in the summary of the invention.
Claims (3)
1. an optical fiber sealing-in goes between; It is characterized in that comprising that optical fiber connects dish (1) and optical fiber (2); Said optical fiber connects dish (1) and is furnished with at least one pair of coaxial optic fibre hole (3) and pod apertures (4); Said optical fiber (2) passes optical fiber through optic fibre hole (3) and pod apertures (4) and connects dish (1), is filled with encapsulant (5) in optic fibre hole (3) and the pod apertures (4).
2. optical fiber sealing-in lead-in wire according to claim 1 is characterized in that said encapsulant (5) is 801 glue.
3. the manufacturing approach of an optical fiber sealing-in as claimed in claim 2 lead-in wire is characterized in that may further comprise the steps:
(1) optical fiber that will put on optical fiber connects dish and places 10
-2～10
-5Pa, degasification is 1～5 hour under 50～200 ℃ of vacuum environments;
(2) in above-mentioned vacuum environment, 801 glue injection fibres are connect the pod apertures and the optic fibre hole of dish with the glue casting machine;
(3) be forced into 0.1～0.3Mpa, to be cooledly to room temperature, take out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100945473A CN102608713A (en) | 2012-04-01 | 2012-04-01 | Optical fiber sealing-in lead and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100945473A CN102608713A (en) | 2012-04-01 | 2012-04-01 | Optical fiber sealing-in lead and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102608713A true CN102608713A (en) | 2012-07-25 |
Family
ID=46526208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100945473A Pending CN102608713A (en) | 2012-04-01 | 2012-04-01 | Optical fiber sealing-in lead and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102608713A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1343316A (en) * | 1999-03-11 | 2002-04-03 | 艾利森电话股份有限公司 | Method and device for installing optical fibres |
| US20020122654A1 (en) * | 2001-03-05 | 2002-09-05 | Donald Bruns | System and method for the vacuum assisted insertion of optical fibers |
| US20030142945A1 (en) * | 2002-01-28 | 2003-07-31 | Dallas Joseph L. | Method and system for attaching one or more optical fibers to a retaining device |
| CN101551491A (en) * | 2009-04-24 | 2009-10-07 | 中国科学院电工研究所 | Sealing optical fiber device at low temperature |
| CN201464676U (en) * | 2009-06-12 | 2010-05-12 | 深圳市光网科技有限公司 | Multifunctional efficient vacuum glue absorber for interposing optical fiber |
-
2012
- 2012-04-01 CN CN2012100945473A patent/CN102608713A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1343316A (en) * | 1999-03-11 | 2002-04-03 | 艾利森电话股份有限公司 | Method and device for installing optical fibres |
| US20020122654A1 (en) * | 2001-03-05 | 2002-09-05 | Donald Bruns | System and method for the vacuum assisted insertion of optical fibers |
| US20030142945A1 (en) * | 2002-01-28 | 2003-07-31 | Dallas Joseph L. | Method and system for attaching one or more optical fibers to a retaining device |
| CN101551491A (en) * | 2009-04-24 | 2009-10-07 | 中国科学院电工研究所 | Sealing optical fiber device at low temperature |
| CN201464676U (en) * | 2009-06-12 | 2010-05-12 | 深圳市光网科技有限公司 | Multifunctional efficient vacuum glue absorber for interposing optical fiber |
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Application publication date: 20120725 |