CN220383062U - Integrated three-way receiving and emitting assembly with double emission and single reception functions - Google Patents
Integrated three-way receiving and emitting assembly with double emission and single reception functions Download PDFInfo
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- CN220383062U CN220383062U CN202321658846.5U CN202321658846U CN220383062U CN 220383062 U CN220383062 U CN 220383062U CN 202321658846 U CN202321658846 U CN 202321658846U CN 220383062 U CN220383062 U CN 220383062U
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- 230000003287 optical effect Effects 0.000 claims abstract description 58
- 239000013307 optical fiber Substances 0.000 claims abstract description 37
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000002457 bidirectional effect Effects 0.000 abstract description 5
- 230000008054 signal transmission Effects 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
Abstract
The utility model relates to the field of optical fiber communication, in particular to an integrated three-way light receiving and transmitting assembly with double emission and single reception. The optical fiber filter comprises a three-way assembly base, a first optical filter and a second optical filter, wherein a connecting optical fiber is arranged on one side of the three-way assembly base; the three-way component comprises a first laser diode emitter and a second laser diode emitter, wherein the first laser diode emitter is arranged on one side of a three-way component base, the second laser diode emitter is arranged on one side of the three-way component base, an optical isolator is arranged in the three-way component base, a first optical filter plate is arranged in the three-way component base, and a second filter plate is arranged in the three-way component base. The integrated three-way light receiving and transmitting assembly with double emission and single reception has the advantages of completing light signal transmission and reception and realizing the bidirectional transmission of three paths of light signals in the same optical fiber.
Description
Technical Field
The utility model relates to the field of optical fiber communication, in particular to an integrated three-way light receiving and transmitting assembly with double emission and single reception.
Background
The optical fiber is an optical conduction tool and is mainly used in the field of communication.
In the existing radio frequency optical fiber communication network, 1310nm wavelength signals with the bandwidth of 10GHz and 1550nm wavelength signals with the bandwidth of 10GHz are usually required to be transmitted and received in pairs, in addition, 1490nm wavelength digital signals are required to be connected, so that the multi-service function of analog-digital hybrid transmission is realized, and at the moment, optical components with the wavelengths of 1310nm and 1490nm for transmission and 1550nm for receiving are required to be used. The prior technical proposal is that 1310nm transmitting and 1550nm receiving devices are combined into a single-fiber bidirectional component, and then the single-fiber bidirectional component is transmitted together after wave combination connection with a 1490nm transmitting device through a wave division multiplexer. Therefore, different devices are needed to be connected with the wavelength division multiplexer, the structure is complex, and the space wiring layout utilization rate is low. Meanwhile, as the number of the intermediate connection nodes of the optical path is large, the failure rate is high.
Therefore, it is necessary to provide a new dual-transmitting single-receiving integrated three-way transceiver module to solve the above technical problems.
Disclosure of Invention
In order to solve the above technical problems, the present utility model provides an integrated three-way transceiver module with dual emission and single reception, comprising:
the three-way assembly base is provided with a connecting optical fiber at one side;
the three-way component base is internally provided with a first optical filter plate, the three-way component base is internally provided with a second filter plate, the three-way component base is internally provided with a receiving photodiode detector, the three-way component base is internally provided with a receiving end filter plate, the three-way component base is internally provided with an optical fiber plug, and the three-way component base is internally provided with a receiving photodiode detector.
Preferably, a first tube shell is arranged on one side, close to the first laser diode emitter, of the three-way assembly base, a second tube shell is arranged on one side, close to the second laser diode emitter, of the three-way assembly base, and an adjusting ring is arranged on one side of the three-way assembly base.
Preferably, a loop is arranged on one side of the three-way component base close to the connecting optical fiber.
Preferably, a protective sleeve is glued on the outer part of the ring sleeve, and the protective sleeve is made of plastic material.
Preferably, the first optical filter is based on the second optical filter and forms an alpha included angle.
Preferably, two wave plate bearing inclined tables are arranged at the central position of the three-way assembly base, and the two wave plate bearing inclined tables form an alpha included angle based on the three-way assembly base.
Compared with the related art, the integrated three-way light receiving and emitting assembly with double emission and single reception has the following beneficial effects:
the utility model provides a double-emission single-receiving integrated three-way light receiving and transmitting assembly, wherein two wave plate bearing inclined tables with 45-degree angles are designed in the center of a three-way assembly seat, and filter plates are configured according to the working wavelength of a laser emitter and are fixed on the wave plate bearing seat in a high-temperature adhesive mode. The specific implementation mode is as follows: the 1310nm optical signal of the first transmitting end arrives at and passes through the 1310nm optical isolator after being output from the first laser diode transmitter, continuously passes through the 1490nm 45-degree first optical filter and the 1550nm 45-degree second optical filter, then enters the optical fiber inserting core and finally enters the connecting optical fiber; the 1490nm optical signal of the second emission end arrives at the 1490nm 45-degree first optical filter after being output from the second laser diode emitter, 90-degree turning occurs after reflection, arrives at and passes through the 1550nm 45-degree second optical filter, then enters the optical fiber ferrule, and finally enters the connecting optical fiber; and at the receiving end, 1550nm optical signals enter from the connecting optical fiber and are output through the optical fiber insert core, and the 1550nm optical signals reach the 45-degree second optical filter plate and are reflected to 90-degree turn, and then reach the receiving photodiode detector through the receiving end filter plate to be received. The receiving photodiode detector is fixedly connected with the three-way component base through adhesive, the 1310nm optical isolator, the 45-degree first optical filter and the second optical filter are also fixedly arranged in the box body of the three-way component base through adhesive, the 1310nm first laser diode emitter at the first emitting end and the 1490nm second laser diode emitter at the second emitting end are fixedly arranged between the 1310nm first laser diode emitter and the three-way component base through a tube shell and an adjusting ring connecting piece through a laser welding process, the optical fiber insert core and the three-way component base are fixedly welded through a ring sleeve, the tail end of a protective sleeve protection device made of plastic materials is externally used, and the structure is stable and reliable.
In summary, when in use, the 1310nm optical signal of the first transmitting end directly passes through the optical isolator and the 45 ° filter in the middle and then reaches the optical fiber ferrule, while the 1490nm optical signal of the second transmitting end and the 1550nm receiving end signal are both reflected and turned by light, so as to realize the transmission and reception of the optical signal, thereby realizing the bidirectional transmission of three paths of optical signals in the same optical fiber.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the right side of FIG. 1 according to the present utility model;
fig. 3 is a schematic cross-sectional structure of the present utility model.
Reference numerals in the drawings: 1. a first laser diode emitter; 2. a second laser diode emitter; 3. an optical isolator; 4. a three-way assembly base; 5. a first optical filter; 6. a second optical filter; 7. a receiving photodiode detector; 8. a receiving end filter; 9. a ring sleeve; 10. an optical fiber ferrule; 11. a protective sleeve; 12. connecting optical fibers; 13. a first cartridge; 14. a second cartridge; 15. an adjusting ring.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 3, an integrated three-way transceiver module with dual emission and single reception according to an embodiment of the present utility model includes:
a three-way assembly base 4, one side of the three-way assembly base 4 is provided with a connecting optical fiber 12;
a first laser diode emitter 1 and a second laser diode emitter 2, the first laser diode emitter 1 being mounted on one side of the three-way block base 4 and the second laser diode emitter 2 being mounted on one side of the three-way block base 4.
In the embodiment of the utility model, an optical isolator 3 is arranged in the three-way component base 4, a first optical filter plate is arranged in the three-way component base 4, a second filter plate is arranged in the three-way component base 4, a receiving photodiode detector is arranged in the three-way component base 4, a receiving end filter plate 8 is arranged in the three-way component base 4, an optical fiber insert 10 is arranged in the three-way component base 4, a receiving photodiode detector 7 is arranged in the three-way component base 4, a first pipe shell 13 is arranged on one side of the three-way component base 4 close to the first laser diode emitter 1, a second pipe shell 14 is arranged on one side of the three-way component base 4 close to the second laser diode emitter 2, an adjusting ring 15 is arranged on one side of the three-way component base 4 close to the connecting optical fiber 12, a ring sleeve 9 is arranged on the outer side of the ring sleeve 9 in a gluing manner, the protection sleeve 11 is made of plastic material, an alpha included angle is formed between the first optical filter plate 5 and two bearing inclined tables are arranged in the central position of the three-way component base 4 based on the second optical filter plate 6;
the utility model provides an integrated three-way light receiving and emitting component with double emission and single reception, which has the following working principle: the utility model provides a double-emission single-receiving integrated three-way light receiving and transmitting assembly, wherein two wave plate bearing inclined tables with 45-degree angles are designed in the center of a three-way assembly seat, and filter plates are configured according to the working wavelength of a laser emitter and are fixed on the wave plate bearing seat in a high-temperature adhesive mode. The specific implementation mode is as follows: the 1310nm optical signal of the first transmitting end arrives at and passes through the 1310nm optical isolator 3 after being output from the first laser diode transmitter 1, continuously passes through the 1490nm 45-degree first optical filter 5 and the 1550nm 45-degree second optical filter 6, then enters the optical fiber ferrule 10, and finally enters the connecting optical fiber 12; the second emission end 1490nm optical signal reaches the 1490nm 45-degree first optical filter 5 after being output from the second laser diode emitter 2, is reflected to generate 90-degree turning to reach and pass through the 1550nm 45-degree second optical filter 6, then enters the optical fiber ferrule 10 and finally enters the connecting optical fiber 12; at the receiving end, 1550nm optical signals enter from the connecting optical fiber 12 and are output through the optical fiber insert core 10, reach the 1550nm 45 DEG second optical filter 6, then are reflected to generate 90 DEG turning, and then reach the receiving photodiode detector 7 through the receiving end filter 8 to be received. Wherein, the receiving photodiode detector 7 is fixedly connected with the three-way component base 4 through adhesive, the 1310nm optical isolator 3, the 45 DEG first optical filter 5 and the second optical filter 6 are also fixedly arranged in the box body of the three-way component base 4 through adhesive, and the first emitting end 1310nm first laser diode emitter 1 and the second emitting end 1490nm
The second laser diode emitter 2 and the three-way assembly base 4 are fixed through a tube shell and an adjusting ring 15 connector by adopting a laser welding process, the optical fiber ferrule 10 and the three-way assembly base 4 are welded and fixed through a ring sleeve 9, and the tail end of a device and a connecting optical fiber 12 are protected by using a protective sleeve 11 made of plastic materials outside, so that the structure is stable and reliable.
In summary, when in use, the optical signal at 1310nm of the first transmitting end directly passes through the optical isolator 3 and the 45 ° filter in the middle and then reaches the optical fiber ferrule 10, while the optical signal at 1490nm of the second transmitting end and the optical signal at 1550nm of the second transmitting end are both reflected and turned by light, so as to realize the transmission and reception of the optical signal, thereby realizing the bidirectional transmission of the three optical signals in the same optical fiber.
The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. An integrated three-way transceiver module of two emission list receptions, characterized in that includes:
the three-way component comprises a three-way component base (4), a first optical filter (5) and a second optical filter (6), wherein a connecting optical fiber (12) is arranged on one side of the three-way component base (4);
first laser diode transmitter (1) and second laser diode transmitter (2), one side at three-dimensional subassembly base (4) is installed to first laser diode transmitter (1), one side at three-dimensional subassembly base (4) is installed to second laser diode transmitter (2), internally mounted of three-dimensional subassembly base (4) has opto-isolator (3), internally mounted of three-dimensional subassembly base (4) has first optical filter, internally mounted of three-dimensional subassembly base (4) has the second filter, internally mounted of three-dimensional subassembly base (4) has the receiver photodiode detector, internally mounted of three-dimensional subassembly base (4) has receiver filter (8), optical fiber cartridge (10) have been seted up to the inside of three-dimensional subassembly base (4), internally mounted of three-dimensional subassembly base (4) has receiver photodiode detector (7).
2. The integrated three-way transceiver module of claim 1, wherein a first tube shell (13) is installed on one side of the three-way module base (4) close to the first laser diode emitter (1), a second tube shell (14) is installed on one side of the three-way module base (4) close to the second laser diode emitter (2), and an adjusting ring (15) is installed on one side of the three-way module base (4).
3. The integrated three-way transceiver module of claim 1, wherein a loop (9) is installed on the side of the three-way module base (4) close to the connecting optical fiber (12).
4. A dual-transmission single-reception integrated three-way transceiver module according to claim 3, wherein a protective sleeve (11) is glued on the outside of the ring sleeve (9), and the protective sleeve (11) is made of plastic material.
5. The integrated three-way transceiver module of claim 1, wherein the first optical filter (5) forms an α -angle based on the second optical filter (6).
6. The integrated three-way light receiving and transmitting assembly with double emission and single reception as claimed in claim 1, wherein two wave plate bearing inclined tables are installed at the central position of the three-way assembly base (4), and the two wave plate bearing inclined tables form an alpha included angle based on the three-way assembly base (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321658846.5U CN220383062U (en) | 2023-06-28 | 2023-06-28 | Integrated three-way receiving and emitting assembly with double emission and single reception functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321658846.5U CN220383062U (en) | 2023-06-28 | 2023-06-28 | Integrated three-way receiving and emitting assembly with double emission and single reception functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383062U true CN220383062U (en) | 2024-01-23 |
Family
ID=89560016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321658846.5U Active CN220383062U (en) | 2023-06-28 | 2023-06-28 | Integrated three-way receiving and emitting assembly with double emission and single reception functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383062U (en) |
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2023
- 2023-06-28 CN CN202321658846.5U patent/CN220383062U/en active Active
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