CN204515194U - A kind of coaxial tail optical fiber detector - Google Patents
A kind of coaxial tail optical fiber detector Download PDFInfo
- Publication number
- CN204515194U CN204515194U CN201520119933.2U CN201520119933U CN204515194U CN 204515194 U CN204515194 U CN 204515194U CN 201520119933 U CN201520119933 U CN 201520119933U CN 204515194 U CN204515194 U CN 204515194U
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- CN
- China
- Prior art keywords
- optical fiber
- fixedly connected
- lock pin
- glass sheet
- insulation spacer
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of coaxial tail optical fiber detector, comprise the base be socketed successively, regulating sleeve, lock pin, tailstock and protective sleeve, lock pin center is provided with optical fiber, Fiber connection is to the light source connector of other end grafting light signal, base internal fixtion is connected with radium-shine diode module, radium-shine diode module also comprises pipe cap, the pin of pedestal and transmission of electric signals, center, pipe cap top is fixedly connected with spherical lens, pedestal upper surface immediately below spherical lens is fixedly connected with insulation spacer, insulation spacer upper surface is provided with PD chip, insulation spacer side surface is fixedly connected with support, high transparent glass sheet is fixedly connected with support, high transparent glass sheet upper surface is provided with the transparent UV glue of insulation.The acting in conjunction of high transparent glass sheet and transparent UV glue, strengthens the penetrance of light signal, guarantees that light can project on PD chip, and ensures the stable and even of light, improves the signal quality of terminal user.
Description
Technical field
The utility model belongs to photoelectric conversion technical field, is specifically related to a kind of coaxial tail optical fiber detector.
Background technology
In optical communication technology field, light signal is changed into electric signal by conventional coaxial tail optical fiber detector.Prior art can only ensure detection of optical power linearity between-6dBm and+6dBm, and when detection of optical power is lower than-6dBm, linearity distortion, causes signal transmission distortion.Along with fiber-to-the-home further propelling, user gets more and more, and end power is low, causes subscriber signal distortion, cannot ensure the signal transmission of high linearity.
Utility model content
For deficiency above-mentioned in prior art, the utility model provides the coaxial tail optical fiber detector that a kind of structure is simple, can keep high linearity under low power scenarios.
In order to achieve the above object, the solution that the utility model adopts is: a kind of coaxial tail optical fiber detector, comprise the base be socketed successively, regulating sleeve, lock pin, tailstock and protective sleeve, lock pin center is provided with optical fiber, Fiber connection is to the light source connector of other end grafting light signal, base internal fixtion is connected with radium-shine diode module, radium-shine diode module also comprises pipe cap, the pin of pedestal and transmission of electric signals, center, pipe cap top is fixedly connected with spherical lens, pedestal upper surface immediately below spherical lens is fixedly connected with insulation spacer, insulation spacer upper surface is provided with PD chip, insulation spacer side surface is fixedly connected with support, high transparent glass sheet is fixedly connected with support, high transparent glass sheet upper surface is provided with optical cement, lock pin axis, spherical lens axis and PD chip center are on same straight line.
Further, optical cement adopts the transparent UV glue of insulation.
Further, be closely connected by 353ND glue between tailstock and lock pin.
The beneficial effects of the utility model are, above PD chip, utilize support to fix high transparent glass sheet, and apply transparent VU glue at high transparent glass sheet upper surface, pre-service is carried out to light signal, reduce reflectivity, strengthen the penetrance of light signal, guarantee that light can project on PD chip, and ensure that the stability of light is with even, improves the signal quality of terminal user.
Accompanying drawing explanation
Fig. 1 is the front view of coaxial tail optical fiber detector of the present utility model.
Fig. 2 is the inner structure schematic diagram of coaxial tail optical fiber detector of the present utility model.
Fig. 3 is the enlarged drawing at the A place of Fig. 2.
Fig. 4 is the fractionation schematic diagram after the utility model removes light source connector and protective sleeve.
In accompanying drawing:
1-base; 2-regulating sleeve; 3-lock pin; 4-tailstock; 5-protective sleeve; 6-optical fiber; 7-light source connector; 8-radium-shine diode module; 801-pipe cap; 802-pedestal; 803-pin; 804-spherical lens; 805-insulation spacer; 806-PD chip; 807-support; 808-high transparent glass sheet; 809-optical cement; 9-353ND glue.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
The utility model provides a kind of coaxial tail optical fiber detector; as shown in accompanying drawing 1 and accompanying drawing 4; comprise the base 1, regulating sleeve 2, lock pin 3, tailstock 4 and the protective sleeve 5 that are socketed successively; be closely connected by 353ND glue 9 between tailstock 4 and lock pin 3; lock pin 3 center is provided with optical fiber 6; optical fiber 6 is connected to the light source connector 7 of other end grafting light signal, and base 1 internal fixtion is connected with radium-shine diode module 8.
As shown in Figure 2, radium-shine diode module 8 also comprises the pin 803 of pipe cap 801, pedestal 802 and transmission of electric signals, center, pipe cap 801 top is fixedly connected with spherical lens 804, as shown in Figure 3, pedestal 802 upper surface immediately below spherical lens 804 is fixedly connected with insulation spacer 805, insulation spacer 805 upper surface is provided with PD chip 806, insulation spacer 805 side surface is fixedly connected with support 807, high transparent glass sheet 808 is fixedly connected with support 807, high transparent glass sheet upper surface is provided with optical cement 809, and optical cement 809 adopts the transparent UV glue of insulation.
Lock pin 3 axis, spherical lens 804 axis and PD chip 806 center are on same straight line, the acting in conjunction of high transparent glass sheet 808 and transparent UV glue, pre-service is carried out to light signal, reduce reflectivity, strengthen the penetrance of light signal, guarantee that light can project on PD chip 806, and ensure that the stability of light is with even, improves the signal quality of terminal user.
Claims (3)
1. a coaxial tail optical fiber detector, for the photoelectric conversion in optical communication field, comprise the base (1) be socketed successively, regulating sleeve (2), lock pin (3), tailstock (4) and protective sleeve (5), lock pin (3) axis place is provided with optical fiber (6), optical fiber (6) is connected to the light source connector (7) of other end grafting light signal, base (1) internal fixtion is connected with radium-shine diode module (8), it is characterized in that: radium-shine diode module (8) comprises pipe cap (801), the pin (803) of pedestal (802) and transmission of electric signals, pipe cap (801) center, top is fixedly connected with spherical lens (804), pedestal (802) upper surface immediately below spherical lens (804) is fixedly connected with insulation spacer (805), insulation spacer (805) upper surface is provided with PD chip (806), insulation spacer (805) side surface is fixedly connected with support (807), high transparent glass sheet (808) is fixedly connected with support (807), high transparent glass sheet (808) upper surface is provided with optical cement (809),
Lock pin (3) axis, spherical lens (804) axis and PD chip (806) center are on same straight line.
2. coaxial tail optical fiber detector according to claim 1, is characterized in that: described optical cement (809) adopts the transparent UV glue of insulation.
3. coaxial tail optical fiber detector according to claim 2, is characterized in that: be closely connected by 353ND glue (9) between described tailstock (4) and lock pin (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520119933.2U CN204515194U (en) | 2015-02-28 | 2015-02-28 | A kind of coaxial tail optical fiber detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520119933.2U CN204515194U (en) | 2015-02-28 | 2015-02-28 | A kind of coaxial tail optical fiber detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204515194U true CN204515194U (en) | 2015-07-29 |
Family
ID=53713152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520119933.2U Expired - Fee Related CN204515194U (en) | 2015-02-28 | 2015-02-28 | A kind of coaxial tail optical fiber detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204515194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842797A (en) * | 2016-06-21 | 2016-08-10 | 国网辽宁省电力有限公司锦州供电公司 | Engineering-used plastic optical fiber connector |
| CN111865430A (en) * | 2019-04-30 | 2020-10-30 | 深圳市聚飞光电股份有限公司 | Photoelectric receiver |
-
2015
- 2015-02-28 CN CN201520119933.2U patent/CN204515194U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842797A (en) * | 2016-06-21 | 2016-08-10 | 国网辽宁省电力有限公司锦州供电公司 | Engineering-used plastic optical fiber connector |
| CN111865430A (en) * | 2019-04-30 | 2020-10-30 | 深圳市聚飞光电股份有限公司 | Photoelectric receiver |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20170228 |