CN201489135U - Encapsulating device - Google Patents
Encapsulating device Download PDFInfo
- Publication number
- CN201489135U CN201489135U CN2009201759095U CN200920175909U CN201489135U CN 201489135 U CN201489135 U CN 201489135U CN 2009201759095 U CN2009201759095 U CN 2009201759095U CN 200920175909 U CN200920175909 U CN 200920175909U CN 201489135 U CN201489135 U CN 201489135U
- Authority
- CN
- China
- Prior art keywords
- packaging system
- gas
- glass
- glass box
- inert gas
- 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
Images
Abstract
The utility model discloses an encapsulating device. The device comprises a glass box, an encapsulating platform and an inert gas feeding unit, wherein the encapsulating platform is arranged in the glass box, and the inert gas feeding unit is connected with the glass box. Fused taper optical devices can be encapsulated by the device. Residual air in the fused taper region of the fused taper optical devices can be eliminated after encapsulation, and the reliability of the fused taper optical devices is improved.
Description
Technical field
The utility model relates to field of optical device technology, particularly relates to a kind of packaging system that is used for the encapsulation of melting cone type optical device or is used for other fiber optics device package.
Background technology
The melting cone type optical device is a kind of light shunt and the important optical passive component that closes the road, has been widely used in fiber optic communication network, Fibre Optical Sensor and the relative photo detection.
The preparation method of melting cone type optical device is based on the coupled wave theory of light, in order to realize that luminous energy is intercoupling between two or the multifiber fibre core, the coupled zone is generally by fused biconical taper technology, makes two or multifiber fibre core approaching as far as possible, and close distance is by the splitting ratio decision of needs.It is as a whole by the fused biconical taper technology two or multifiber finally to be closed, and fibre core is very approaching.Because pyrometric cone district part is naked fibre, very fragile, so the melting cone type optical device of practicability all has packaging protection, and the device performance parameter is fixed.
Melting cone type optical device packaged type is generally at present, and optical fiber after pyrometric cone is finished and half glass-tube bonding are inserted in half glass-tube in the glass tube then, at the two-end-point glue of glass tube, and solidify.This packaged type can cause the air remnants of pyrometric cone district part with some aeroseals in glass tube.Because the thermal conductivity of air is big than inert gas, when the melting cone type optical device being carried out the temperature cycles experiment, the temperature sensitivity in pyrometric cone district can be higher, and when low temperature, also can produce condensation vapor, change pyrometric cone district index distribution on every side, to the performance generation influence greatly of melting cone type optical device.Compare with air, the characteristics that inert gas had jointly are exactly stable performance, torpescence, and littler than air heat conduction.Therefore replace air to be packaged in pyrometric cone district part in the glass tube with inert gas, can improve the reliability of melting cone type optical device to a great extent.And existing packaging system can not be realized inert gas is encapsulated into pyrometric cone district part in the glass tube.
The utility model content
The utility model provides a kind of packaging system, a kind of packaging system that is used for the encapsulation of melting cone type optical device or is used for other fiber optics device package particularly is provided, exist in the prior art aeroseal in glass tube in order to solve, cause the problem of the air remnants of pyrometric cone district part.
For addressing the above problem, the utility model provides a kind of packaging system, and described device comprises:
Glass box;
The encapsulation platform is positioned in the described glass box;
Inert gas imports the unit, links to each other with described glass box.
Wherein, described inert gas imports the unit and comprises:
Gas cylinder;
Gas pressure reducer is connected with described gas cylinder;
Flowmeter, an end is connected with described gas pressure reducer, and the other end links to each other with described glass box.
Wherein, described glass box comprises:
The glass casing, described glass casing both sides are respectively arranged with rubber hose, and the bottom is provided with gas outlet;
Gas guide board is arranged at described glass casing top.
Wherein, described gas guide board evenly is covered with pore.
Wherein, described encapsulation platform also comprises:
Groove is positioned at the center that encapsulates platform;
Heating unit is positioned at the both sides of described groove.
Wherein, described heating unit is an electrical heating wire.
Wherein, described electrical heating wire is made up of two sections resistance wires.
The utility model beneficial effect is as follows: adopt this device that the melting cone type optical device is encapsulated, the air that can eliminate melting cone type optical device pyrometric cone district, encapsulation back is residual, improves the reliability of melting cone type optical device.
Description of drawings
Fig. 1 is the structural representation of a kind of packaging system of the utility model embodiment;
Fig. 2 is the structural representation of encapsulation platform of a kind of packaging system of the utility model embodiment.
Wherein: 1: gas cylinder; 2: gas pressure reducer; 3: flowmeter; 4: flexible pipe; 5: the glass casing; 6: gas guide board; 7: rubber hose; 8: gas outlet; 9: heating unit; 10: groove.
Embodiment
Specifically describe preferential embodiment of the present utility model below in conjunction with accompanying drawing, wherein, accompanying drawing constitutes the application's part, and is used from explaination principle of the present utility model with embodiment one of the present utility model.
As shown in Figure 1, the packaging system of the utility model embodiment comprises: inert gas imports unit, glass box, encapsulation platform, and wherein, inert gas imports the unit and links to each other with glass box, and described encapsulation platform is positioned in the glass box.
Described inert gas imports the unit and specifically comprises: gas cylinder 1, gas pressure reducer 2 and flowmeter 3, and wherein, gas cylinder 1 is connected with gas pressure reducer 2, and flowmeter 3 one ends connect gas pressure reducer 2, and the other end links to each other with glass box by flexible pipe 4.In the present embodiment, what gas cylinder 1 adopted is the nitrogen cylinder that high pure nitrogen is housed, and what gas pressure reducer 2 adopted is the nitrogen decompressor.
Described glass box specifically comprises: glass casing 5, gas guide board 6, rubber hose 7 and gas outlet 8, and wherein, gas guide board 6 is placed in glass casing top, rubber hose 7 is connected in glass casing 5 both sides, and gas outlet 8 is positioned at the glass bottom half.Evenly be covered with pore on the gas guide board 6, pore is preferably miniature pore, and it is more even to make that inert gas distributes in encapsulated space.
As shown in Figure 2, described encapsulation platform specifically comprises: heating unit 9 and groove 10, and wherein, groove 10 is positioned at the center of encapsulation platform, and heating unit 9 is positioned at the both sides of groove 10.The heating unit 9 of present embodiment adopts heating wire, also can select other heating arrangement for use, as long as satisfy the purpose that glass tube two-end-point glue is heating and curing.
Heating wire is made up of two sections resistance wires, utilizes two thermocouple thermometric FEEDBACK CONTROL controlled thyristor to realize the heating field temperature controlling is formed long relatively temperature constant district.Require polarization-maintaining fiber coupler to be positioned at groove 10, the two ends packaging plastic is positioned at the flat-temperature zone on the heating wire.
Utilize novel melting cone type optical device inert gas environment packaging system described in the utility model as follows to the process that melting cone type optical device (adopting fiber coupler in the present embodiment) encapsulates:
Connect gas cylinder 1 and gas pressure reducer 2 successively, connect flowmeter 3 again; Use pressure-resistant plastic flexible pipe 4 connection traffic meters 3, open gas cylinder 1, decompressor 2, flowmeter 3, for the first time necessary flushing pipe 10 minutes, purpose is to go out pipeline impurity.Close gas cylinder 1, connect pressure-resistant plastic flexible pipe 4 and glass box again.Open gas cylinder 1, regulate flowmeter 3 and feed nitrogen more than 1 hour with the 5L/min flow, purpose is to drive the air of glass box inside with nitrogen, and oxygen and water vapour content are reduced, prevent that in the process of encapsulation polarization-maintaining fiber coupler form air in the pyrometric cone district residual.Regulate flowmeter 3 then and feed nitrogen, greater than 1 atmospheric nitrogen environment, prevent the inside diffusion of interface air in the inner formation of glass box with the 1L/min flow.By rubber hose 7, glass tube and the fiber coupler that is encapsulated in half glass-tube are taken in the glass casing 5, half glass-tube is inserted in the glass tube, be positioned in the groove 10 of encapsulation platform.By rubber hose 7, adhesive dispensing device is taken in the glass casing, at glass tube two-end-point glue,, carry out heat curing by the heating wire heating, reach the purpose of encapsulation.
In sum, the utility model provides a kind of novel melting cone type optical device inert gas environment packaging system, adopt this device that the melting cone type optical device is encapsulated, the air that can eliminate melting cone type optical device pyrometric cone district, encapsulation back is residual, improves the reliability of melting cone type optical device.In addition, the packaging system of present embodiment can also be used for the encapsulation of other fiber optics devices.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (7)
1. a packaging system is characterized in that, described device comprises:
Glass box;
The encapsulation platform is positioned in the described glass box;
Inert gas imports the unit, links to each other with described glass box.
2. packaging system as claimed in claim 1 is characterized in that, described inert gas imports the unit and comprises:
Gas cylinder (1);
Gas pressure reducer (2) is connected with described gas cylinder (1);
Flowmeter (3), an end is connected with described gas pressure reducer (2), and the other end links to each other with described glass box.
3. packaging system as claimed in claim 1 is characterized in that, described glass box comprises:
Glass casing (5), described glass casing (5) both sides are respectively arranged with rubber hose (7), and the bottom is provided with gas outlet (8);
Gas guide board (6) is arranged at described glass casing top.
4. packaging system as claimed in claim 3 is characterized in that, described gas guide board (6) evenly is covered with pore.
5. packaging system as claimed in claim 1 is characterized in that, described encapsulation platform also comprises:
Groove (10) is positioned at the center that encapsulates platform;
Heating unit (9) is positioned at the both sides of described groove (10).
6. packaging system as claimed in claim 5 is characterized in that, described heating unit (9) is an electrical heating wire.
7. packaging system as claimed in claim 6 is characterized in that, described electrical heating wire is made up of two sections resistance wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201759095U CN201489135U (en) | 2009-08-27 | 2009-08-27 | Encapsulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201759095U CN201489135U (en) | 2009-08-27 | 2009-08-27 | Encapsulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201489135U true CN201489135U (en) | 2010-05-26 |
Family
ID=42428007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201759095U Expired - Fee Related CN201489135U (en) | 2009-08-27 | 2009-08-27 | Encapsulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201489135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715850A (en) * | 2016-04-19 | 2016-06-29 | 宁波市江北兴达焊割减压仪表厂 | Pressure reducer |
| CN108508531A (en) * | 2018-03-22 | 2018-09-07 | 中国人民解放军国防科技大学 | Capillary glass tube heating and air suction device |
-
2009
- 2009-08-27 CN CN2009201759095U patent/CN201489135U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715850A (en) * | 2016-04-19 | 2016-06-29 | 宁波市江北兴达焊割减压仪表厂 | Pressure reducer |
| CN108508531A (en) * | 2018-03-22 | 2018-09-07 | 中国人民解放军国防科技大学 | Capillary glass tube heating and air suction device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102902030B (en) | Energy transfer optical cable for high-power laser transmission | |
| CN200997006Y (en) | Optical-fibre coupler | |
| CN102902028B (en) | Energy transfer optical cable with temperature monitoring function | |
| CN102922131B (en) | Optical fiber microsphere preparation device | |
| CN104377537B (en) | A kind of high-power fiber pump combiner and its packaging method | |
| CN103645551B (en) | A kind of micro-nano fiber assembly and manufacture method thereof | |
| CN201489135U (en) | Encapsulating device | |
| CN102169028A (en) | System for measuring temperature in thyristor in real time | |
| CN103792620B (en) | A kind of bend insensitive fiber coupling mechanism and manufacture method thereof | |
| CN205038369U (en) | Novel high power optical collimator structure | |
| CN203101679U (en) | Optical fiber fusion point protector | |
| CN102815864A (en) | Preparation method of photonic crystal optical fiber | |
| CN108892372B (en) | Multifunctional composite glass optical fiber and preparation method thereof | |
| CN202582782U (en) | Packaging structure for FBG temperature sensor | |
| CN205608238U (en) | Novel fiber combiner | |
| CN204536607U (en) | The encapsulating structure of optical-fiber bundling device | |
| CN103091780A (en) | Optical fiber welding point protector and protection method | |
| CN105244736B (en) | A kind of pumping coupler for kilowatt level optical fiber laser | |
| CN203732755U (en) | Bending resistance type optical fiber coupler | |
| CN104730642A (en) | All-optical-fiber adjustable optical attenuator | |
| CN201072455Y (en) | Optical fibre coupler | |
| CN205303936U (en) | Optical fiber combiner | |
| CN106443889A (en) | Process for packaging high air-sealed fused-tapered fiber coupler | |
| CN211664967U (en) | Coating device of metal coating layer optical fiber | |
| CN209729905U (en) | A kind of high voltage optocoupler encapsulating structure |
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: 20100526 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |