CN205374807U - A packaging structure for small -size wavelength division multiplexer - Google Patents
A packaging structure for small -size wavelength division multiplexer Download PDFInfo
- Publication number
- CN205374807U CN205374807U CN201620054131.2U CN201620054131U CN205374807U CN 205374807 U CN205374807 U CN 205374807U CN 201620054131 U CN201620054131 U CN 201620054131U CN 205374807 U CN205374807 U CN 205374807U
- Authority
- CN
- China
- Prior art keywords
- lens
- optical fiber
- wavelength division
- division multiplexer
- small
- 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
- 238000004806 packaging method and process Methods 0.000 title abstract 3
- 239000013307 optical fiber Substances 0.000 claims abstract description 51
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 239000011521 glass Substances 0.000 claims abstract description 18
- 238000007747 plating Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract 5
- 239000010408 film Substances 0.000 description 9
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
Landscapes
- Optical Couplings Of Light Guides (AREA)
Abstract
The utility model relates to a packaging structure for small -size wavelength division multiplexer, include: enclosure tube, enclosure tube is hollow structure, optic fibre lens and plate filtering membrane lens, the optic fibre lens reach it sets up in opposite directions to plate filtering membrane lens in the enclosure tube, the glass pipe, the glass pipe box is established the optic fibre lens reach plate the outside of filtering membrane lens, the glass pipe is located in the enclosure tube, the single fiber tail optical fiber, the one end of single fiber tail optical fiber with the optic fibre lens are connected, the double fiber tail optical fiber, the one end of double fiber tail optical fiber with plate filtering membrane lens. The utility model discloses a packaging structure for small -size wavelength division multiplexer directly plates the filtering membrane on the optic fibre lens, save the filter plate component, uses tail optical fiber and the lens method of adjusting luminance, saves the glass pipe that tail optical fiber and lens are connected, uses enclosure tube directly to overlap on the glass pipe to dwindle the size of whole device, reached the purpose of dwindling the device size.
Description
Technical field
This utility model relates to physical field, particularly relates to Fibre Optical Communication Technology, particularly a kind of encapsulating structure for small-sized wavelength division multiplexer.
Background technology
Wavelength division multiplexer is one of optical passive component of being most widely used in fiber optic communication, thin film filtering property wavelength division multiplexer be then hold concurrently technology maturation, cost is low and volume is little is integrated.After optical fiber formally commercialization, optical fiber instead of copper cable at a terrific speed, is maximally effective solution to enable fully to use bandwidth of an optical fiber, wavelength-division multiplex technique.Pass through wavelength-division multiplex, it is possible at optical-signal end, multiple signals are synthesized a road, become to be transmitted at an optical fiber, again multipath light signal is disassembled receiving, reach the two-forty of fiber optic communication, high power capacity with this.
The core parts of thin film filtering type wavelength division multiplexer are filter plates, based on interference of light principle, pass through as required and return wavelength, plate multilayer film on glass.Then use lens carry out into light and go out light on the both sides of filter plate.Along with the development of society, the volume requirement of wavelength division multiplexer is more and more less, and traditional wavelength division multiplexer external diameter is generally 5.5 millimeters, and small-sized or subminiature external diameter is 3.0 millimeters, but still has the wavelength division multiplexer demand of demand smaller volume on market.
Utility model content
The purpose of this utility model is in that to provide a kind of encapsulating structure for small-sized wavelength division multiplexer solving the inadequate minor issue of wavelength division multiplexer volume.
For solving above-mentioned technical problem, this utility model is used for the encapsulating structure of small-sized wavelength division multiplexer, including: package tube, described package tube is hollow structure；Optical fiber lens and plating filtering film lens, described optical fiber lens and described plating filtering film lens are oppositely arranged in described package tube；Glass tubing, described glass tubing is set in described optical fiber lens and the outside of described plating filtering film lens, and described glass tubing is positioned at described package tube；Single fiber tail optical fiber, one end of described single fiber tail optical fiber is connected with described optical fiber lens；Double; two fine tail optical fibers, one end of described double; two fine tail optical fibers and described plating filtering film lens.
The external diameter of described plating filtering film lens is 1 millimeter, and described plating filtering film lens are the gradual index lens being coated with filtering rete.
The external diameter of described optical fiber lens is 1 millimeter, and described optical fiber lens is gradual index lens.
The capillary tube that external diameter is 1 millimeter of described single fiber tail optical fiber, described single fiber tail optical fiber is made up of a light-coming out optical fiber.
The capillary tube that external diameter is 1 millimeter of described double; two fine tail optical fiber, described double; two fine tail optical fibers are entered light optical fiber by one and a light-coming out optical fiber forms.
The internal diameter of described glass tubing is 1.0 millimeters, and external diameter is 1.8 millimeters.
The sidewall of described package tube is provided with perforate.
Being respectively arranged at two ends with sealing-plug at described package tube, two described sealing-plugs are connected with described package tube by draw-in groove.
Described package tube is internal diameter is 1.8 millimeters, and external diameter is 2.0 millimeters.
The material of described package tube is rustless steel.
This utility model is for encapsulating structure direct plating filtering film on optical fiber lens of small-sized wavelength division multiplexer, save filter plate element, use tail optical fiber and lens dimming method, save tail optical fiber and the glass tubing of lens connection, package tube is used to be directly sleeved on glass tubing, thus the size reduction of whole device, having reached to reduce the purpose of device size.
Accompanying drawing explanation
Fig. 1 is this utility model schematic diagram for the encapsulating structure of small-sized wavelength division multiplexer.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail for the encapsulating structure of small-sized wavelength division multiplexer.
As it is shown in figure 1, this utility model is for the encapsulating structure of small-sized wavelength division multiplexer, it is assembled integrally with glass tubing 25 plating filtering film lens 21 and optical fiber lens 22.Respectively double; two fine tail optical fiber 23, single fiber tail optical fibers 24 are carried out light modulation coupling, blend compounds hydropexis with plating filter lens 21, optical fiber lens 22 respectively.Package tube 26 is set on semi-finished product, has an aperture in the middle of package tube 26, and injecting glue is fixed, make glass tubing 25 and package tube 26 firmly fixed, then, the sealing-plug 27 of both sides is inserted in, snap in the screens of package tube 26, and outside the sealing-plug 27 of package tube 26 both sides, block up glue.
Below the preferred embodiment this utility model created has illustrated, but this utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modification or replacement, these equivalent modification or replacement under the premise without prejudice to this utility model creative spirit and be all contained in the application claim limited range.
Claims (10)
1. the encapsulating structure for small-sized wavelength division multiplexer, it is characterised in that including: package tube, described package tube is hollow structure；Optical fiber lens and plating filtering film lens, described optical fiber lens and described plating filtering film lens are oppositely arranged in described package tube；Glass tubing, described glass tubing is set in described optical fiber lens and the outside of described plating filtering film lens, and described glass tubing is positioned at described package tube；Single fiber tail optical fiber, one end of described single fiber tail optical fiber is connected with described optical fiber lens；Double; two fine tail optical fibers, one end of described double; two fine tail optical fibers and described plating filtering film lens.
2. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that the external diameter of described plating filtering film lens is 1 millimeter, described plating filtering film lens are the gradual index lens being coated with filtering rete.
3. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that the external diameter of described optical fiber lens is 1 millimeter, described optical fiber lens is gradual index lens.
4. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that the capillary tube that external diameter is 1 millimeter of described single fiber tail optical fiber, described single fiber tail optical fiber is made up of a light-coming out optical fiber.
5. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that the capillary tube that external diameter is 1 millimeter of described double; two fine tail optical fibers, described double; two fine tail optical fibers are entered light optical fiber by one and a light-coming out optical fiber forms.
6. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that the internal diameter of described glass tubing is 1.0 millimeters, external diameter is 1.8 millimeters.
7. the encapsulating structure for small-sized wavelength division multiplexer according to claim 1, it is characterised in that be provided with perforate on the sidewall of described package tube.
8. according to claim 1 or 7 for the encapsulating structure of small-sized wavelength division multiplexer, it is characterised in that being respectively arranged at two ends with sealing-plug at described package tube, two described sealing-plugs are connected with described package tube by draw-in groove.
9. the encapsulating structure for small-sized wavelength division multiplexer according to claim 8, it is characterised in that described package tube is internal diameter is 1.8 millimeters, and external diameter is 2.0 millimeters.
10. the encapsulating structure for small-sized wavelength division multiplexer according to claim 9, it is characterised in that the material of described package tube is rustless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054131.2U CN205374807U (en) | 2016-01-20 | 2016-01-20 | A packaging structure for small -size wavelength division multiplexer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054131.2U CN205374807U (en) | 2016-01-20 | 2016-01-20 | A packaging structure for small -size wavelength division multiplexer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205374807U true CN205374807U (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620054131.2U Expired - Fee Related CN205374807U (en) | 2016-01-20 | 2016-01-20 | A packaging structure for small -size wavelength division multiplexer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205374807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320605A (en) * | 2019-07-04 | 2019-10-11 | 四川天邑康和通信股份有限公司 | A kind of wavelength division multiplexer production technology |
| CN112925063A (en) * | 2021-01-26 | 2021-06-08 | 武汉沃隆云网通信技术股份有限公司 | Wavelength division multiplexer and production method |
-
2016
- 2016-01-20 CN CN201620054131.2U patent/CN205374807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320605A (en) * | 2019-07-04 | 2019-10-11 | 四川天邑康和通信股份有限公司 | A kind of wavelength division multiplexer production technology |
| CN112925063A (en) * | 2021-01-26 | 2021-06-08 | 武汉沃隆云网通信技术股份有限公司 | Wavelength division multiplexer and production 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: 20160706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |