Five-wavelength receiving assembly for monitoring PON network signal power on line

Abstract

The utility model relates to the technical field of optical fiber communication, in particular to a five-wavelength receiving assembly for monitoring PON network signal power on line. Comprising an optical coupler, the two ends of the optical coupler are fixedly connected with an output end and an input end respectively, receiving devices are arranged on the surfaces of the two ends of the optical coupler, each receiving device comprises two optical fiber fusion splicers, and the two optical fiber fusion splicers are fixedly connected with the two ends of the optical coupler respectively. One end, far away from the optical coupler, of each optical fiber fusion splicer is fixedly connected with a first receiving end, one end, far away from the optical coupler, of each first receiving end is fixedly connected with a second receiving end and a third receiving end, each first receiving end comprises a first loading frame, and one end of each first loading frame is fixedly connected with a sheath steel pipe. The five-wavelength receiving assembly for on-line monitoring of PON network signal power provided by the utility model has the advantage of facilitating rapid identification and fault location of optical signal intensity power in an optical network system.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber communication, in particular to a five-wavelength receiving component for online monitoring of PON network signal power. Background Art

[0002] The data transmission used in optical network systems is also constantly expanding. The most direct way to expand the capacity is to increase the number of optical communication wavelengths used. That is, multiple wavelengths of optical signals are compatible with the same optical fiber at the same time, which carry and transmit data information of different business types respectively. This is more common in optical communication instrumentation equipment.

[0003] In the existing detection and maintenance process, a PON power meter is directly used to detect the network signal strength power of each wavelength respectively, and the operation status of each service wavelength is checked and tested in turn. However, during the execution of this method, service signals of other wavelengths other than the detected signal need to be interrupted, and the network operation status cannot be read and monitored online in real time. As a result, the entire testing process is time-consuming and labor-intensive, and faults cannot be quickly located, which is not conducive to the efficient execution of network operation and maintenance activities. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art that the network operation status cannot be read and monitored online in real time, which leads to the entire testing process being time-consuming and labor-intensive, the failure problem cannot be quickly located, and is not conducive to the efficient execution of network operation and maintenance activities.

[0005] In order to solve the above technical problems, the utility model provides a five-wavelength receiving component for online monitoring of PON network signal power, including: an optical coupler, wherein the two ends of the optical coupler are respectively fixedly connected with an output end and an input end, and receiving devices are provided on the surfaces of the two ends of the optical coupler, and the receiving device includes two optical fiber fusion splicers, and the two optical fiber fusion splicers are respectively fixedly connected to the two ends of the optical coupler, and the ends of the two optical fiber fusion splicers away from the optical coupler are fixedly connected with a first receiving end, and the ends of the two first receiving ends away from the optical fiber fusion splicers are respectively fixedly connected with a second receiving end and a third receiving end.

[0006] The effect achieved by the above components is: when quickly identifying the optical signal intensity and power in the optical network system and locating the fault, in order to facilitate the test requirements of network operation and maintenance and reduce the limitations on the efficiency of optical network operation and maintenance, a small steel tube optical coupler is used for packaging, and a wavelength division combination scheme is used to accurately receive the optical signals of each channel while isolating other interference signals. Then, the optical fiber fusion splicers at both ends of the optical coupler are used to fix the combination with the first receiving end, the second receiving end and the third receiving end, so as to conveniently combine and integrate multiple receiving module devices through optical fiber fusion splicing.

[0007] Preferably, the first receiving end includes a first loading frame, one end of the first loading frame is fixedly connected to a sheath steel pipe, the inner wall of the sheath steel pipe is fixedly connected to an optical filter collimator, one end of the optical filter collimator is fixedly connected to a first optical fiber body, and the inner wall of the first loading frame is fixedly connected to a first receiving diode.

[0008] Preferably, the second receiving end includes a base, a third receiving diode is fixedly connected to the upper end surface of the base, a second receiving diode is fixedly connected to one side of the base, an optical filter is fixedly connected to the position of the inner wall of the base corresponding to the second receiving diode, a first transition ring is fixedly connected to the position of the optical filter on one side of the inner wall of the base, a first steel needle core is fixedly connected to the inner wall of the first transition ring, and a second optical fiber body is fixedly connected to the end of the first steel needle core away from the second receiving diode.

[0009] Preferably, the third receiving end includes a second loading frame, the inner wall of the second loading frame is fixedly connected to a second transition ring, the inner wall of the second transition ring is fixedly connected to a second steel needle core, one end of the second steel needle core is fixedly connected to a third optical fiber body, and the side of the second loading frame away from the second transition ring is fixedly connected to a fourth receiving diode.

[0010] Preferably, an adjustment device is provided on the surface of the second receiving end, and the adjustment device includes an embedded ring, the inner wall of the embedded ring slides through the arc surface of the second receiving end, a rotating shaft is threaded through the arc surface of the embedded ring, one end of the rotating shaft is in contact with the surface of the second receiving end, and an elastic ring is rotatably connected to the arc surface of the upper end of the embedded ring, the cross-section of the elastic ring is "C" shaped, and grooves are provided on both side surfaces of the upper end of the elastic ring, and the same plug block is inserted into the inner walls of the two slots, and the cross-section of the plug block is "U" shaped.

[0011] The effect achieved by the above-mentioned components is: during the operation and use of the second receiving end, in order to facilitate the limiting of the optical fibers connected to each receiving end, an elastic ring is used for auxiliary binding and fixing. The optical fiber is placed in the elastic ring and then fixed to the surface of the second receiving end through an embedded ring. Thereafter, the insertion block and the card groove opened on the upper end surface of the elastic ring are used for plug-in limiting, thereby effectively and conveniently performing the bundling operation on the optical fiber.

[0012] Preferably, a pull ring is rotatably connected to the surface of the insert block, and the cross-section of the pull ring is circular.

[0013] The effect achieved by the above components is that when the position of the insert block is moved and adjusted, auxiliary operation can be performed through the pull ring on the surface of the insert block.

[0014] Preferably, a protective sleeve is fixedly connected to the inner wall of the embedded ring, and the inner wall of the protective sleeve is slidably connected to the arc surface of the second receiving end.

[0015] The effect achieved by the above components is that when the position of the embedding ring is adjusted and fixed, the embedding ring can be protected by the protective sleeve to avoid damage caused by excessive sliding friction.

[0016] Compared with the related art, the five-wavelength receiving component for online monitoring of PON network signal power provided by the utility model has the following beneficial effects:

[0017] The utility model provides a five-wavelength receiving component for online monitoring of PON network signal power. When the optical signal strength power in the optical network system is quickly identified and the fault is located, in order to conveniently meet the test requirements of network operation and maintenance and reduce the limitation of the optical network operation and maintenance efficiency, a small steel pipe optical coupler is used for packaging, so that multiple business detection module devices are integrated and assembled, which greatly saves the installation and use space inside the detection instrument and meter, and uses the wavelength division combination scheme to accurately receive the optical signal of each channel, while isolating other interference signals, and then the optical fiber fusion splicer at both ends of the optical coupler is fixedly combined with the first receiving end, the second receiving end and the third receiving end, so that multiple receiving module devices are conveniently combined and integrated by optical fiber fusion mode, and through the operation of the receiving device, the simultaneous online monitoring of the signals of each channel of the optical network system is achieved, the operation status of each business optical signal in the network channel can be read at any time, the fault position can be quickly located and confirmed, and the maintenance and detection efficiency of the optical signal network is greatly improved. At the same time, the influence of abnormal problems of individual services on the entire network communication system is avoided, and the stability and continuity of the network system are maintained to a great extent.

[0018] During the operation and use of the second receiving end, in order to facilitate the limiting of the optical fibers connected to each receiving end, an elastic ring is used for auxiliary binding and fixing. The optical fiber is placed in the elastic ring and then fixed to the surface of the second receiving end through an embedded ring. Thereafter, the insertion block and the card groove opened on the upper end surface of the elastic ring are used for plug-in limiting. By operating the receiving device, effective and convenient optical fiber bundling operations are achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the structure of a five-wavelength receiving component for online monitoring of PON network signal power provided by the utility model;

[0020] Figure 2 for Figure 1 A schematic cross-sectional structure diagram of the first receiving end shown;

[0021] Figure 3 for Figure 1 A schematic cross-sectional structure diagram of a second receiving end shown;

[0022] Figure 4 for Figure 1 A schematic cross-sectional structure diagram of a third receiving end shown;

[0023] Figure 5 for Figure 1 The structural schematic diagram of the regulating device shown;

[0024] Figure 6 for Figure 5 Schematic diagram of the disassembled structure of the regulating device shown.

[0025] Numbers in the figure: 1. output end; 2. input end; 3. optical coupler; 4. fiber fusion splicer; 5. first receiving end; 51. first receiving diode; 52. first loading frame; 53. sheath steel tube; 54. optical filter collimator; 55. first optical fiber body; 6. adjustment device; 61. inlay ring; 62. rotating shaft; 63. protective sleeve; 64. elastic ring; 65. slot; 66. plug-in block; 67. pull ring; 7. second receiving end; 71. base; 72. second receiving diode; 73. third receiving diode; 74. optical filter; 75. first transition ring; 76. first steel needle core; 77. second optical fiber body; 8. third receiving end; 81. second steel needle core; 82. second loading frame; 83. second transition ring; 84. fourth receiving diode; 85. third optical fiber body; 9. receiving device. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0027] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0028] See also Figures 1 to 6 The embodiment of the utility model provides a five-wavelength receiving component for online monitoring of PON network signal power, including: an optical coupler 3, the two ends of the optical coupler 3 are respectively fixedly connected with an output end 1 and an input end 2, a receiving device 9 is provided on the surface of the two ends of the optical coupler 3, and an adjustment device 6 is provided on the surface of the second receiving end 7.

[0029] In the embodiments of the present invention, please refer to Figure 2 , Figure 3 and Figure 4The receiving device 9 includes two optical fiber splicers 4, and the two optical fiber splicers 4 are fixedly connected to the two ends of the optical coupler 3 respectively. The ends of the two optical fiber splicers 4 away from the optical coupler 3 are fixedly connected to the first receiving end 5, and the ends of the two first receiving ends 5 away from the optical fiber splicers 4 are fixedly connected to the second receiving end 7 and the third receiving end 8 respectively. The first receiving end 5 includes a first loading frame 52, one end of the first loading frame 52 is fixedly connected to a sheath steel pipe 53, the inner wall of the sheath steel pipe 53 is fixedly connected to an optical filter collimator 54, one end of the optical filter collimator 54 is fixedly connected to a first optical fiber body 55, the inner wall of the first loading frame 52 is fixedly connected to a first receiving diode 51, and the second receiving end 7 includes a base 71, and the upper end surface of the base 71 is fixedly connected to a third receiving diode 73, and the base 71 A second receiving diode 72 is fixedly connected to one side of the base 71, an optical filter 74 is fixedly connected to the position of the second receiving diode 72 on the inner wall of the base 71, a first transition ring 75 is fixedly connected to the position of the optical filter 74 on one side of the inner wall of the base 71, a first steel needle core 76 is fixedly connected to the inner wall of the first transition ring 75, and a second optical fiber body 77 is fixedly connected to the end of the first steel needle core 76 away from the second receiving diode 72. The third receiving end 8 includes a second loading frame 82, a second transition ring 83 is fixedly connected to the inner wall of the second loading frame 82, a second steel needle core 81 is fixedly connected to the inner wall of the second transition ring 83, a third optical fiber body 85 is fixedly connected to one end of the second steel needle core 81, and a fourth receiving diode 84 is fixedly connected to the side of the second loading frame 82 away from the second transition ring 83.

[0030] In the embodiments of the present invention, please refer to Figure 5 and Figure 6 The adjusting device 6 includes an embedded ring 61, the inner wall of the embedded ring 61 slides through the arc surface of the second receiving end 7, the arc surface of the embedded ring 61 is threaded with a rotating shaft 62, one end of the rotating shaft 62 abuts against the surface of the second receiving end 7, the upper arc surface of the embedded ring 61 is rotatably connected with an elastic ring 64, the cross-section of the elastic ring 64 is "C" shaped, and grooves 65 are provided on both sides of the upper end of the elastic ring 64. The inner walls of the two grooves 65 are plugged with the same plug block 66, the cross-section of the plug block 66 is "U" shaped, and the surface of the plug block 66 is rotatably connected with a pull ring 67, the cross-section of the pull ring 67 is circular, and the inner wall of the embedded ring 61 is fixedly connected with a protective sleeve 63, and the inner wall of the protective sleeve 63 is slidably connected with the arc surface of the second receiving end 7.

[0031] The utility model provides a five-wavelength receiving component for online monitoring of PON network signal power. The working principle is as follows: when quickly identifying the optical signal strength power and locating the fault in the optical network system, in order to facilitate the test requirements of network operation and maintenance and reduce the limitations on the efficiency of optical network operation and maintenance, a small steel tube optical coupler 3 is used for packaging to achieve integrated assembly of multiple service detection module devices, which greatly saves the installation and use space inside the detection instrument, and utilizes the wavelength division combination scheme to accurately receive the optical signals of each channel while isolating other interference signals. Then, the optical fiber fusion splicers 4 at both ends of the optical coupler 3 are fixedly combined with the first receiving end 5, the second receiving end 7 and the third receiving end 8, so that multiple receiving module devices are conveniently combined and integrated by optical fiber fusion splicing.

[0032] During the long-term operation of the second receiving end 7, in order to facilitate the limiting of the optical fibers connected to each receiving end, an elastic ring 64 is used for auxiliary binding and fixing. The optical fiber is placed in the elastic ring 64, and the rotating shaft 62 on the surface of the embedded ring 61 is rotated to allow the rotating shaft 62 to squeeze the embedded ring 61, so that the embedded ring 61 is fixed on the surface of the second receiving end 7. Then, the plug block 66 is pulled and the slot 65 opened on the upper end surface of the elastic ring 64 is inserted and limited, thereby effectively and conveniently bundling the optical fibers.

[0033] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0034] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A five-wavelength receiving component for online monitoring of PON network signal power, characterized in that: include: An optical coupler (3), wherein the two ends of the optical coupler (3) are respectively fixedly connected with an output end (1) and an input end (2), and receiving devices (9) are provided on the surfaces of the two ends of the optical coupler (3), and the receiving device (9) comprises two optical fiber fusion splicers (4), wherein the two optical fiber fusion splicers (4) are respectively fixedly connected to the two ends of the optical coupler (3), and the ends of the two optical fiber fusion splicers (4) away from the optical coupler (3) are both fixedly connected with a first receiving end (5), and the ends of the two first receiving ends (5) away from the optical fiber fusion splicers (4) are respectively fixedly connected with a second receiving end (7) and a third receiving end (8).

2. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 1 is characterized in that: The first receiving end (5) comprises a first loading frame (52), one end of the first loading frame (52) is fixedly connected to a sheath steel pipe (53), the inner wall of the sheath steel pipe (53) is fixedly connected to an optical filter collimator (54), one end of the optical filter collimator (54) is fixedly connected to a first optical fiber body (55), and the inner wall of the first loading frame (52) is fixedly connected to a first receiving diode (51).

3. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 1 is characterized in that: The second receiving end (7) comprises a base (71), the upper end surface of the base (71) is fixedly connected to a third receiving diode (73), one side of the base (71) is fixedly connected to a second receiving diode (72), an optical filter (74) is fixedly connected to the position of the inner wall of the base (71) corresponding to the second receiving diode (72), a first transition ring (75) is fixedly connected to the position of the optical filter (74) on one side of the inner wall of the base (71), a first steel needle core (76) is fixedly connected to the inner wall of the first transition ring (75), and a second optical fiber body (77) is fixedly connected to the end of the first steel needle core (76) away from the second receiving diode (72).

4. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 1 is characterized in that: The third receiving end (8) comprises a second loading frame (82), the inner wall of the second loading frame (82) is fixedly connected to a second transition ring (83), the inner wall of the second transition ring (83) is fixedly connected to a second steel needle core (81), one end of the second steel needle core (81) is fixedly connected to a third optical fiber body (85), and the side of the second loading frame (82) away from the second transition ring (83) is fixedly connected to a fourth receiving diode (84).

5. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 1 is characterized in that: The surface of the second receiving end (7) is provided with an adjustment device (6), and the adjustment device (6) comprises an embedded ring (61), the inner wall of the embedded ring (61) slides through the arc surface of the second receiving end (7), a rotating shaft (62) is threadedly penetrated through the arc surface of the embedded ring (61), one end of the rotating shaft (62) is in contact with the surface of the second receiving end (7), and the upper arc surface of the embedded ring (61) is rotatably connected with an elastic ring (64), the cross section of the elastic ring (64) is "C" shaped, and the upper side surfaces of the elastic ring (64) are provided with grooves (65), and the inner walls of the two grooves (65) are plugged with the same plug block (66), and the cross section of the plug block (66) is "U" shaped.

6. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 5, characterized in that: A pull ring (67) is rotatably connected to the surface of the insert block (66), and the cross section of the pull ring (67) is circular.

7. The five-wavelength receiving component for online monitoring of PON network signal power according to claim 5, characterized in that: The inner wall of the embedded ring (61) is fixedly connected with a protective sleeve (63), and the inner wall of the protective sleeve (63) is slidably connected to the arc surface of the second receiving end (7).

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