CN205210350U - PWDM -PD coupling anchor clamps and coupled system - Google Patents
PWDM -PD coupling anchor clamps and coupled system Download PDFInfo
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- CN205210350U CN205210350U CN201520480889.8U CN201520480889U CN205210350U CN 205210350 U CN205210350 U CN 205210350U CN 201520480889 U CN201520480889 U CN 201520480889U CN 205210350 U CN205210350 U CN 205210350U
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- pwdm
- optical fiber
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Abstract
The utility model relates to a coupling anchor clamps field discloses a PWDM -PD coupling anchor clamps and coupled system for integration coupling equipment PWDM's optical fiber head, glens, filter plate and photoelectric detector. These coupling anchor clamps are including setting up the four -dimensional adjusting mount on a base, middle tong, three -dimensional adjusting mount and UV illumination system, four -dimensional adjusting mount includes X, Y, the triaxial space adjusting differential head of Z, the ascending angle modulation differential head of Y and fixed photoelectric detector's electrode tip, middle tong is used for centre gripping bonding glens and filter plate together, three -dimensional adjusting mount includes the chuck of X, Y, the triaxial space adjusting differential head of Z and centre gripping optical fiber head. The utility model discloses a passive component PWDM's production technology and active device PWDM -PD's production technology integration are in the same place to modified coupling anchor clamps, realize the integration production of this subassembly through one set of anchor clamps, simplify the production procedure, reduced the material cycling cost, also reduced the direct cost of this subassembly.
Description
Technical field
The utility model relates to coupling cramp field, particularly relates to a kind of fixture for PWDM-PD integration coupling and coupling.
Background technology
Along with the application of fiber optic network is more and more universal, especially all over the world intelligent acess FTTH (FiberToTheHome) project is progressively implemented, and the propelling of the integration of three networks is implemented, backbone network needs be incorporated to transmission TV signal, 1310nm will be there is, three wavelength of 1490nm and 1550nm in user's optical fiber.Wherein 1310nm and 1490nm transmits for the data of PON, and 1550nm is used for Cable TV Signal Transmission.Need the wavelength by data are transmitted to proceed to PON interface terminal user, the signal of CATV (cable television) is converted to electric signal and amplifies reception.Thereby produce three port devices that PWDM-PD is such.
As shown in Figure 1, three wavelength mixed lights of optical fiber connecting terminal input enter into two fine optical fiber head 11 to the structural principle of PWDM-PD assembly, and the light that optical fiber head 11 is launched is propagated in Glens12, gradually becomes collimated light.Paste the filter plate 13 of a slice reflection 1310nm and 1490nm, transmission 1550nm at the end face of Glens12, the reflection of the light of 1310nm and 1490nm is focused on after Glens12 and enters two fine optical fiber head 11, be directed to the outgoing of another one optical fiber connecting terminal.The light that wave plate 13 transmits after filtration enters photodetector TO-CAN20 and converts electric signal to.
In prior art, PWDM-PD is points of two stages assemblings: conventional passive device manufacturer, Glens is carried out contraposition with the position of optical fiber head and is coupled, and when the Insertion Loss of the light of optical fiber connecting terminal outgoing is enough little, standby glue fixes Glens and optical fiber head.Then after doing some peripheral protective packages, (installing steel pipe additional) is sold to device package manufacturer.After device package manufacturer takes these semi-manufacture, the PWDM that tries again is coupled with the contraposition of photodetector, or welding, or viscose glue, fixes the relative position of photodetector and PWDM.Because through two assembling intermediate links, flow process is complicated, and cost is high.
Summary of the invention
For overcoming the problems referred to above, the utility model proposes a kind of PWDM-PD coupling cramp and coupled system, achieve PWDM passive device and produce with the integrated of PWDM-PD assembly, simplify production procedure, reduce material cycling cost, reduce the direct cost of this assembly simultaneously.
For achieving the above object, the technical scheme that the utility model proposes is: a kind of PWDM-PD coupling cramp, for the integration coupling assembling optical fiber head of PWDM, Glens, filter plate and photodetector; Described fixture comprises the four-dimensional adjustment rack be arranged on a base, middle tong, three-dimensional trim holder and UV illumination system; Described four-dimensional adjustment rack comprises the electrode tip of angular adjustment differential head in X, Y, Z tri-Space adjustment differential head of axle, Y-direction and fixed light electric explorer; Described middle tong is for clamping the Glens and filter plate that bond together; Described three-dimensional trim holder comprise X, Y, Z tri-axle Space adjustment differential head and the chuck of grip optical fiber head; By the relative position regulating the differential head of three-dimensional trim holder and four-dimensional adjustment rack to adjust optical fiber head, Glens and filter plate and photodetector, fixed by the illumination of UV illumination system and gluing again when adjusting to optimum coupling position, the disposable coupling completing optical fiber head, Glens and filter plate and photodetector.
Further, be located on base bottom described four-dimensional adjustment rack by a slide block guide rail, this four-dimensional adjustment rack can be moved in the Z-axis direction by slide block guide rail.
Further, described slide block guide rail sliding distance is more than or equal to 50mm.
The PWDM-PD coupled system that the utility model provides, comprises coupling cramp as above, and light source, light power meter and reometer; The wavelength light of the exportable 1310nm/1490nm/1550nm of described light source, to the optic fibre input end input respective wavelength light of the two fine optical fiber head of PWDM; The fiber-optic output of described two fine optical fiber head is connected with light power meter; Described photodetector is connected with reometer with electric wire by electrode tip.
The beneficial effects of the utility model: the production technology of the production technology of passive device PWDM and active device PWDM-PD, by the coupling cramp improved, combines by the utility model, the integration being realized this assembly by a sleeve clamp is produced; Simplify production procedure, reduce material cycling cost, also reduce the direct cost of this assembly.
Accompanying drawing explanation
Fig. 1 is PWDM-PD principle schematic;
Fig. 2 is the utility model PWDM-PD coupling cramp structural representation;
Fig. 3 is the enlarged diagram of fixture local A in Fig. 2;
Fig. 4 is the utility model PWDM-PD coupled system schematic diagram.
Reference numeral: 10, PWDM; 11, optical fiber head; 12, Glens; 13, filter plate; 20, TO-CAN; 30, coupling cramp; 31, four-dimensional adjustment rack; 311, differential head; 312, electrode tip; 32, middle tong; 33, three-dimensional trim holder; 331, differential head; 332, chuck; 34, UV illumination system; 35, base; 36, slide block guide rail; 40, reometer; 50, light source; 60, light power meter.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
The production technology of the production technology of passive device PWDM and active device PWDM-PD, by the coupling cramp improved, combines by the utility model, and the integration being realized this assembly by a sleeve clamp is produced; Simplify production procedure, reduce material cycling cost, also reduce the direct cost of this assembly.
Concrete, embodiment as shown in Figures 2 and 3, this coupling cramp 30, for the integration coupling assembling optical fiber head 11 of PWDM10, Glens12, filter plate 13 and photodetector TO-CAN20, comprises the four-dimensional adjustment rack 31, middle tong 32, three-dimensional trim holder 33 and the UV illumination system 34 that are arranged on a base 35.Wherein, four-dimensional adjustment 31 framves comprise the electrode tip 312 of angular adjustment differential head in X, Y, Z tri-Space adjustment differential head 311 of axle, Y-direction and fixed light electric explorer; Middle tong 32 is for clamping the Glens12 and filter plate 13 that bond together; Three-dimensional trim holder 33 comprise X, Y, Z tri-axle Space adjustment differential head 331 and the chuck 332 of grip optical fiber head 11; By the relative position regulating the differential head of three-dimensional trim holder 33 and four-dimensional adjustment rack 33 to adjust optical fiber head 11, Glens12 and filter plate 13 and photodetector TO-CAN20, fixed by UV illumination system 34 illumination and gluing again when adjusting to optimum coupling position, the disposable coupling completing optical fiber head 11, Glens12 and filter plate 13 and photodetector TO-CAN20.The integration that can be realized PWDM-PD assembly by this fixture is produced, the production technology of the production technology of passive device PWDM and active device PWDM-PD is combined, simplify production procedure, reduce material cycling cost, thus also reduce the direct cost of PWDM-PD.
Be located on base 35 by a slide block guide rail 36 bottom four-dimensional adjustment rack 31 in this embodiment, this four-dimensional adjustment rack 31 can be moved in the Z-axis direction by slide block guide rail 36, and preferably, its displacement is more than or equal to 50mm.
Utilize the PWDM-PD coupled system of above-mentioned coupling cramp, as shown in Figure 4, comprise coupling cramp 30 as above, and light source 50, light power meter 60 and reometer 40.Wherein, the wavelength light of the exportable 1310nm/1490nm/1550nm of light source 50, to the optic fibre input end input respective wavelength light of the two fine optical fiber head 11 of PWDM10; The fiber-optic output of two fine optical fiber head 11 is connected with light power meter 60; Photodetector TO-CAN20 is connected with reometer 40 with electric wire by electrode tip 312.
When coupling, first Glens12 and filter plate 13 are bonded together, and be sheathed in a Glens sleeve pipe, then clip on the middle tong 32 of coupling cramp 30; Two fine optical fiber head 11 is sandwiched on the chuck 332 of three-dimensional trim holder 33, and the input end of two fine optical fiber head 33 receives the output port of the 1490nm wavelength light of light source 50 or the output port of 1310nm wavelength light; The output terminal of optical fiber head 11 is received on light power meter 60.Adjust the slide block guide rail 36 bottom four-dimensional adjustment rack 31, moved to distance Glens12 position farthest, be inserted into by photodetector TO-CAN20 on the electrode tip 312 of four-dimensional adjustment rack 31, electrode tip 312 is connected with reometer 40 by electric wire.
Next, adjust the relative position that the X-axis of three-dimensional trim holder 33, Y-axis and Z axis three differential heads 331 regulate optical fiber head 11 and Glens12, after obtain minimum Insertion Loss value on light power meter 60, keep differential head motionless, now optical fiber head 11 and Glens12 have optimum coupling position.Then the input end of optical fiber head 11 is switched on the 1550nm wavelength light output port of light source 50, and the slide block guide rail 36 promoted bottom four-dimensional adjustment rack 31, four-dimensional adjustment rack 31 is moved to the nearest position of distance Glens12, again by regulate four-dimensional adjustment rack 31 X, Y, Z tri-axle Space adjustment differential head 311 and Y-direction on angular adjustment differential head, regulate the relative position of TO-CAN20 and Glens12.Observe the reading of reometer 40 in adjustment process, when reometer 40 reading is maximum, maintain four differential heads motionless, now TO-CAN20 and Glens12 has optimum coupling position.
Use packing element syringe needle at the gap place of Glens12 with two fine optical fiber head 11 afterwards, a circle UV glue is smeared at gap place between Glens sleeve pipe and photodetector TO-CAN20, and the input end of optical fiber head 11 is taken back the output port of the 1490nm wavelength light of light source 50, or on the output port of 1310nm wavelength light, whether the reading observing light power meter 60 remains minimum value.Not minimum value words, the differential head of fine setting three-dimensional trim holder 33, confirms that light power meter 60 reading is after minimum value, the fluorescent tube of UV illumination system 34 is moved on to the top that two are coated with UV glue position, according to dry glue, together with TO-CAN20, Glens12 are adhesively fixed with optical fiber head 11.This PWDM-PD outward also can a sheathed protective casing, with packaging protection TO-CAN, filter plate, Glens and optical fiber head.Like this; after taking off product; be coated with to entangle whole PWDM-PD assembly bottom heat-curable glue pusher to photodetector TO-CAN at protective casing inwall, the gap place between protective casing and two fine optical fiber head is coated with heat-curable glue more again, and completes the coupling assembling of PWDM-PD assembly after being heating and curing.
Although specifically show in conjunction with preferred embodiment and describe the utility model; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; in the form and details to the various changes that the utility model is made, be protection domain of the present utility model.
Claims (4)
1. a PWDM-PD coupling cramp, is characterized in that: for the integration coupling assembling optical fiber head of PWDM, Glens, filter plate and photodetector; Described fixture comprises the four-dimensional adjustment rack be arranged on a base, middle tong, three-dimensional trim holder and UV illumination system; Described four-dimensional adjustment rack comprises the electrode tip of angular adjustment differential head in X, Y, Z tri-Space adjustment differential head of axle, Y-direction and fixed light electric explorer; Described middle tong is for clamping the Glens and filter plate that bond together; Described three-dimensional trim holder comprise X, Y, Z tri-axle Space adjustment differential head and the chuck of grip optical fiber head; By the relative position regulating the differential head of three-dimensional trim holder and four-dimensional adjustment rack to adjust optical fiber head, Glens and filter plate and photodetector, fixed by the illumination of UV illumination system and gluing again when adjusting to optimum coupling position, the disposable coupling completing optical fiber head, Glens and filter plate and photodetector.
2. PWDM-PD coupling cramp as claimed in claim 1, it is characterized in that: be located on base by a slide block guide rail bottom described four-dimensional adjustment rack, this four-dimensional adjustment rack can be moved in the Z-axis direction by slide block guide rail.
3. PWDM-PD coupling cramp as claimed in claim 2, is characterized in that: described slide block guide rail sliding distance is more than or equal to 50mm.
4. a PWDM-PD coupled system, is characterized in that: comprise the coupling cramp as described in claim 1-3, and light source, light power meter and reometer; The wavelength light of the exportable 1310nm/1490nm/1550nm of described light source, to the optic fibre input end input respective wavelength light of the two fine optical fiber head of PWDM; The fiber-optic output of described two fine optical fiber head is connected with light power meter; Described photodetector is connected with reometer with electric wire by electrode tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480889.8U CN205210350U (en) | 2015-07-07 | 2015-07-07 | PWDM -PD coupling anchor clamps and coupled system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480889.8U CN205210350U (en) | 2015-07-07 | 2015-07-07 | PWDM -PD coupling anchor clamps and coupled system |
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| CN205210350U true CN205210350U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520480889.8U Expired - Fee Related CN205210350U (en) | 2015-07-07 | 2015-07-07 | PWDM -PD coupling anchor clamps and coupled system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873200A (en) * | 2018-08-31 | 2018-11-23 | 深圳市亚派光电器件有限公司 | A kind of coupled system of optical device and the coupling process of optical device |
| CN108957648A (en) * | 2018-10-15 | 2018-12-07 | 中南大学 | A kind of upper fixture for photodetection automatic coupling equipment |
| CN110441030A (en) * | 2019-07-24 | 2019-11-12 | 武汉光迅科技股份有限公司 | A kind of the channel alignment system and channel alignment method of slab guide class device |
| WO2022141802A1 (en) * | 2020-12-31 | 2022-07-07 | 广景视睿科技（深圳）有限公司 | Assembly jig for use in projector |
| CN115951464A (en) * | 2022-12-26 | 2023-04-11 | 福州新三捷光电技术有限公司 | Automatic wave plate processing equipment of counterpoint veneer |
-
2015
- 2015-07-07 CN CN201520480889.8U patent/CN205210350U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873200A (en) * | 2018-08-31 | 2018-11-23 | 深圳市亚派光电器件有限公司 | A kind of coupled system of optical device and the coupling process of optical device |
| CN108873200B (en) * | 2018-08-31 | 2024-03-22 | 深圳市亚派光电器件有限公司 | Coupling system and coupling method of optical device |
| CN108957648A (en) * | 2018-10-15 | 2018-12-07 | 中南大学 | A kind of upper fixture for photodetection automatic coupling equipment |
| CN108957648B (en) * | 2018-10-15 | 2019-07-19 | 中南大学 | A kind of upper fixture for photodetection automatic coupling equipment |
| CN110441030A (en) * | 2019-07-24 | 2019-11-12 | 武汉光迅科技股份有限公司 | A kind of the channel alignment system and channel alignment method of slab guide class device |
| WO2022141802A1 (en) * | 2020-12-31 | 2022-07-07 | 广景视睿科技（深圳）有限公司 | Assembly jig for use in projector |
| CN115951464A (en) * | 2022-12-26 | 2023-04-11 | 福州新三捷光电技术有限公司 | Automatic wave plate processing equipment of counterpoint veneer |
| CN115951464B (en) * | 2022-12-26 | 2023-08-18 | 福州新三捷光电技术有限公司 | Automatic wave plate processing equipment of counterpoint veneer |
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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: 20160504 Termination date: 20200707 |