CN110045467B - Electric optical fiber coupler and use method thereof - Google Patents
Electric optical fiber coupler and use method thereof Download PDFInfo
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- CN110045467B CN110045467B CN201910358023.2A CN201910358023A CN110045467B CN 110045467 B CN110045467 B CN 110045467B CN 201910358023 A CN201910358023 A CN 201910358023A CN 110045467 B CN110045467 B CN 110045467B
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- 238000000034 method Methods 0.000 title claims abstract description 14
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- 238000010168 coupling process Methods 0.000 claims abstract description 101
- 230000008878 coupling Effects 0.000 claims abstract description 98
- 238000005859 coupling reaction Methods 0.000 claims abstract description 98
- 238000012360 testing method Methods 0.000 claims abstract description 52
- 238000003825 pressing Methods 0.000 claims abstract description 41
- 230000003287 optical effect Effects 0.000 claims abstract description 21
- 238000010276 construction Methods 0.000 claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 239000011247 coating layer Substances 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 8
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- 239000003822 epoxy resin Substances 0.000 claims description 4
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- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract 1
- 210000003128 head Anatomy 0.000 description 12
- 238000001514 detection method Methods 0.000 description 4
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- 230000004927 fusion Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000001808 coupling effect Effects 0.000 description 2
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- 238000005286 illumination Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/422—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements
- G02B6/4225—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements by a direct measurement of the degree of coupling, e.g. the amount of light power coupled to the fibre or the opto-electronic element
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses an automatic optical fiber coupler and a use method thereof. A shallow groove, a magnet and a tail fiber pressing plate are arranged in the tail fiber table to form a tail fiber module; the stepping motor, the track, the sliding sheet and the fiber feeding table form a fiber feeding module. The test pigtail and the tested optical fiber are respectively placed in the pigtail module and the fiber inlet module, so that optical fiber coupling is realized. The coupler has a simple structure and is convenient to carry, the coupler is not matched with a power supply, the charger supplies power, the coupler is suitable for various construction environments, the coupling process does not need to be manually participated, the labor intensity of constructors is reduced, and the coupler can be applied to the field of construction and maintenance of optical cable lines such as single-disc testing, connection monitoring, optical cable fault finding and the like.
Description
Technical Field
The invention relates to an electric optical fiber coupler and a use method thereof, belonging to the technical field of communication.
Background
With the continuous implementation of national fiber-to-the-home engineering and overseas optical cable communication engineering, the construction links of single-disc detection, detection within 72 hours after laying, continuous real-time monitoring, optical cable obstacle searching and the like in the optical cable line engineering all need to use an optical fiber coupler to finish the coupling connection of the optical cable fiber core to be tested and the test fiber core, and then use a test instrument to finish the optical cable performance test.
The existing optical fiber coupler has the defects of higher use difficulty, the optical fiber core butt joint needs to be aimed by naked eyes, the difficulty is brought to distinguishing two sections of transparent optical fibers from each other, the coupling process stares at the coupling groove by eyes, and the coupling groove needs to be fully focused, so that errors are easily caused, the optical fiber core is not aligned, and the coupling success rate is low. When the fusion splicer is used for fiber alignment, the coupling effect is relatively good, but the construction cost of the fusion splicer is high, and the coupling can lead to the improvement of the test cost; the welding machine has high requirements on the end face of the optical fiber, a cutting knife is needed for manufacturing, and the welding machine needs to finely adjust the fiber core during fiber alignment, so that the construction speed is reduced; when the fusion splicer is used for splicing fibers, gaps exist between the end faces of the two optical fibers, and arc-shaped images can be generated in the test images, so that the images are unqualified, and the data judgment is affected.
Disclosure of Invention
In order to solve the existing problems, the invention provides an electric optical fiber coupler which is light in weight, stable in coupling effect and small in attenuation, is suitable for various construction environments and reduces the labor intensity of constructors.
The technical scheme of the electric optical fiber coupler adopted by the invention comprises an upper cover, a panel, a box body, an iron sheet, a power interface, keys, a circuit control board, a USB power supply interface, a tail fiber pressing plate, a tail fiber table, a shallow slot, a magnet, a frame type electromagnet, a coupling base, a coupling pressing plate, a coupling slot, a coupling body, a fiber guiding frame, a stepping motor, a track, a sliding sheet and a fiber feeding table. The box body is a container of all components and is divided into an upper layer and a lower layer by a panel, and a power interface, a circuit control board, a frame type electromagnet, a stepping motor, a track and a sliding sheet are arranged on the lower layer; the key, the USB power supply interface, the tail fiber table, the coupling body, the fiber guide frame, the coupling pressing plate and the fiber inlet table are arranged on the panel; the upper cover is fixed on one side of the box body through a rotating shaft. A shallow groove and a magnet are arranged in the tail fiber table, an iron sheet is fixed on the tail fiber pressing plate and is connected to the tail fiber table through a rotating shaft, so that a tail fiber module is formed; the coupling body is provided with a coupling groove on the central axis, a coupling pressing plate is arranged above the coupling body, a frame type electromagnet is arranged below the coupling body, fiber guide frames are arranged on the left side and the right side, and the components are arranged on a coupling base to form a coupling module; the stepping motor is arranged at the bottom of the track, the sliding vane is inserted into the track, the stepping motor is connected with the sliding vane, and the sliding vane is placed on the fiber feeding table to form a fiber feeding module; the test pigtail and the tested optical fiber are respectively arranged in the pigtail module and the fiber feeding module and are connected in a coupling groove in the coupling module.
And a layer of iron sheet is adhered to the front surfaces of the panel, the tail fiber pressing plate and the sliding sheet, so that the magnet is convenient to attach.
Under the condition of electrifying, the action of the frame type electromagnet and the stepping motor is controlled by the circuit control board through key operation, and the coupling groove is pressed and released, so that the fiber feeding and resetting of the tested optical fiber are realized.
A magnet and a tail fiber pressing plate are arranged on the surface of the tail fiber table to fix the tail fiber together; the bottom of the fiber feeding table is provided with a magnet which can be attached to the sliding sheet; a plurality of fiber feeding tables can be attached to the iron sheet coverage area of the panel.
Preferably, the upper cover is made of plastic plate, organic glass or epoxy resin plate, and has a length of 150-250 mm, a width of 50-170 mm and a height of 15-40mm. The box body is made of plastic plates, organic glass or epoxy resin plates, the length of the box body is 150mm-250mm, the width of the box body is 50mm-170mm, and the height of the box body is 15-40mm.
Preferably, the tail fiber stage is made of plastic blocks, the length of the tail fiber stage is 10mm-40mm, the width of the tail fiber stage is 10mm-40mm, the height of one end, close to the coupling body, of the tail fiber stage is 2mm-8mm, the height of the other end of the tail fiber stage is 2mm-8mm, the depth of a shallow groove on the tail fiber stage is 0.2-1mm, one magnet is embedded in the tail fiber stage, and the diameter of the magnet is 3-10mm.
One side of the coupling groove is opposite to the lower end of the tail fiber table, the other side of the coupling groove is opposite to the track, the shallow groove, the coupling groove and the track of the tail fiber table are positioned on the same straight line, and the fiber guiding frame is arranged at two sides of the coupling body and can guide the tested optical fiber into the coupling groove.
Preferably, the joint of the tail fiber pressing plate and the tail fiber table is made into a hinge type.
The invention also provides a use method of the automatic optical fiber coupler, which comprises the following steps:
the first step: a charging wire is used for connecting a charger with a Micro USB power interface of an electric optical fiber coupler to supply power to the coupler, a fiber feeding table is positioned on the right side of a channel, and if a reset key is pressed on the left side for reset;
and a second step of: starting the instrument and adjusting the instrument to a real-time state; inserting a PC/FC head of the test tail fiber into a test instrument, making an end face at the other end of the test tail fiber, inserting the end face into the coupling groove indication position through a fiber guide frame, keeping the test tail fiber motionless, and closing a tail fiber pressing plate to fix the test tail fiber;
and a third step of: manufacturing the end face of the optical fiber to be tested;
fourth step: the end face of the measured optical fiber needs to be placed in the indicated area, and the optical fiber head is positioned at the bottom of the optical fiber guide frame so as to press the fiber feeding key;
fifth step: in the fiber feeding process, after the tested optical fiber contacts the end face of the tail optical fiber, slight bending can occur, at the moment, the program control frame type electromagnet is arranged to pull down the coupling pressing plate, the head of the tested optical fiber and the head of the tail optical fiber are simultaneously pressed, an optical channel is formed, a test instrument is regulated, and needed data are tested.
Sixth step: after the reset key is pressed, the setting program firstly controls the frame type electromagnet to release the coupling pressing plate, then drives the stepping motor to reversely rotate, and retreats the sliding vane to the initial position together with the fiber feeding table and the tested optical fiber to wait for the next operation.
Seventh step: returning to the fourth step, continuously testing,
until all optical fiber test data recording tasks are completed;
eighth step: and (5) pulling out the coupler power line, closing the upper cover, and cleaning the construction site to leave.
Preferably, in the second step, the outer protective layer is stripped from the optical fiber side of the single-end pigtail to 10cm-30cm, the end face is inserted into the coupling body, and the pigtail pressing plate is closed.
Preferably, in the third step, the measured optical fiber is taken out 0.3 to 1.5 meters, the optical fiber coating layer is removed by a blade for 10mm to 30mm, and the end face is prepared for standby, and the end face is about 10mm to 30mm away from the coating layer.
Preferably, in the fourth step, the measured optical fiber with the manufactured end face is pinched at a position 30mm-100mm away from the end face, the end face exceeds the fiber guiding frame and is positioned at the indicated position, and then the fiber feeding table is closed.
Advantageous effects
1. The invention has the advantages of light weight, simple structure and portability.
2. When the invention is used for coupling, only the two sides of the coupling groove are smaller than 0.25mm 2 The position of the optical fiber is open, the coupling groove is filled with ointment, and dust can be greatly prevented from entering the coupling groove by wrapping micropores on two sides.
3. The invention does not need power supply, and the power supply is separated from the machine when the power supply is used, so that overheat, combustion, electric leakage, liquid leakage and corrosion caused by using a battery are avoided. In view of safety, the power supply suggests the use of a fully charged charger baby.
4. The invention can be provided with a plurality of fiber feeding tables, and the optical fibers which are tested or not tested can be placed in the standby fiber feeding tables. The iron sheet on the panel can absorb and temporarily store a plurality of optical fibers to be tested, so that the end face is prevented from being manufactured again, the testing speed is improved, and the benefit is increased.
5. The USB interface is arranged on the surface of the LED lamp, and the LED lamp can be used as a 5V power supply under the condition of sufficient power supply, and a small LED lamp inserted with the USB interface provides illumination, so that the LED lamp is convenient to use in places with poor illumination such as warehouses and basements.
6. The invention can also be used when no power supply exists, the coupling pressing plate is upwards pulled, the tested optical fiber can be inserted or pulled out, the coupling pressing plate can be downwards pressed by manually inserting the tested optical fiber into the micro-bend, and the light transmission channel is formed to realize coupling. The force of the coupling pressing plate pressing the coupling groove comes from the frame type electromagnet, so that the coupling pressing plate can be completely stirred by hands, and the electromagnet cannot be damaged.
7. The invention uses the stepping motor and the electromagnet, has extremely low sound during working, does not generate noise during construction at night, and has no influence on the life of residents.
Drawings
FIG. 1 is a schematic top view of an electrical fiber coupler of the present invention;
FIG. 2 is a schematic diagram of the front of the structure of the electric fiber coupler of the present invention;
FIG. 3 is a schematic diagram of a pigtail module according to the present invention;
FIG. 4 is a schematic diagram of a coupling module according to the present invention;
FIG. 5 is a schematic view of a fiber feeding station according to the present invention;
FIG. 6 is a schematic diagram of the use state of the electric fiber coupler according to the present invention in single disk testing;
FIG. 7 is a flow chart of the method for fault detection construction of the electric fiber coupler of the present invention.
Reference numerals illustrate: the device comprises an upper cover 1, a panel 2, a box body 3, a tested optical fiber 4, an iron sheet 5, a power interface 6, a key 7, a circuit control board 8, a USB power supply interface 9, a tail fiber pressing plate 10, a tail fiber table 11, a test tail fiber 12, a shallow slot 13, a magnet 14, a frame type electromagnet 15, a coupling base 16, a coupling pressing plate 17, a coupling slot 18, a coupling body 19, a fiber guiding frame 20, a stepping motor 21, a track 22, a sliding sheet 23 and a fiber feeding table 24.
Detailed Description
The invention is further described in detail below with reference to the drawings.
The invention is designed according to the characteristics of the optical fiber coupling construction site by directly butting two sections of optical fibers to form a light channel, and the design thought and the starting point are that the applicability and the simplicity of the optical fiber coupling are improved in the construction process, so that the optical fiber coupling construction site is convenient for constructors to use. The technical indexes of the optical fiber coupler are as follows: the coupling attenuation is less than 0.3dB.
To facilitate the practice of the invention by those skilled in the art, the following examples are now provided:
example 1
As shown in fig. 1 and 2, the coupler is manufactured by using plastic to manufacture a box body 1, a panel 2, an upper cover 3, a tail fiber pressing plate 10, a tail fiber table 11, a coupling base 16, a coupling pressing plate 17, a track 22 and a sliding sheet 23, wherein iron sheets 5, a power interface 6, keys 7, a circuit control board 8, a USB power supply interface 9, a magnet 14, a frame type electromagnet 15, a coupling body 19, a fiber guiding frame 20, a stepping motor 21 and a fiber feeding table 24. The length of the box body 3 is 190mm, the width is 85mm, the height is 15mm, the length of the upper cover 1 is 190mm, the width is 135mm, and the height is 25mm.
The tail fiber table 11 is internally provided with a shallow groove 13 and a magnet 14, the tail fiber pressing plate 10 is provided with a fixed iron sheet 5, and the fixed iron sheet is connected to the tail fiber table 11 through a rotating shaft to form a tail fiber module; the stepping motor 21 is arranged at the bottom of the track 22, the sliding vane 23 is inserted into the track 22, the stepping motor 21 is connected with the sliding vane 23, and the sliding vane 23 is placed with the fiber feeding table 24 to form a fiber feeding module; the coupling body 19 is provided with a coupling groove 18 on the central axis, a coupling pressing plate 17 is arranged above the coupling body 19, a frame type electromagnet 15 is arranged below the coupling body, fiber guiding frames 20 are arranged on the left side and the right side, and the above components are arranged on the coupling base 16 to form a coupling module.
The test pigtail 12 and the tested optical fiber 4 are respectively arranged in a pigtail module and a fiber feeding module and are connected in a coupling groove 18 in the coupling module.
Example two
As shown in fig. 6, the embodiment is used for single-disc test construction, and the construction method comprises the following steps:
the first step: the coupler is connected with power-on reset;
the Micro USB power interface 6 of the charger and the electric optical fiber coupler is connected by a charging wire, so as to supply power to the coupler, and the fiber feeding table 24 is positioned on the right side of the channel, and if the reset key 7 is pressed on the left side, the fiber feeding table is reset.
And a second step of: connecting the tail fiber with a tester;
starting the instrument and adjusting the instrument to a real-time state; the PC/FC head of the test tail fiber 12 is inserted into a test instrument, the other end of the test tail fiber 12 is removed from the coating layer by 15cm to form an end face, the end face is inserted into the indication position of the coupling groove 18 through the fiber guide frame 20, the test tail fiber 12 is kept motionless, and the tail fiber pressing plate 10 is closed to fix the test tail fiber 12.
And a third step of: manufacturing the end face of the optical fiber to be tested;
the single-disk test optical cable is peeled off, the tested optical fiber is taken out 40.6-1 m, the optical fiber coating layer is removed for 30mm, the end face is prepared for standby, and the end face is 15-20 mm away from the coating layer.
Fourth step: placing the tested optical fiber;
the hinge of the fiber feeding table 24 is opened, the end face of the tested optical fiber 4 is placed at the scale position, the head of the optical fiber is positioned at the bottom of the fiber guiding frame 20, the optical fiber is placed into the minimum groove of the fiber feeding table 24, the hinge is closed, and the fiber feeding key 7 is pressed.
Fifth step: automatically coupling to obtain data;
in the fiber feeding process, the measured optical fiber 4 is slightly 2-3mm long, and is slightly bent after contacting the end face of the tail fiber, and is tightly attached to the end face of the tail fiber. At this time, the program-controlled frame-type electromagnet 15 pulls down the coupling pressing plate 17, and compresses the heads of the tested optical fiber 4 and the tail optical fiber simultaneously to form an optical channel, so that the coupling is completed. Adjusting a test instrument to test out required data;
sixth step: returning to the initial position;
after the reset key 7 is pressed, the setting program firstly controls the frame type electromagnet 15 to release the coupling pressing plate 17, then drives the stepping motor 21 to reversely rotate, and retreats the sliding sheet 23, the fiber feeding table 24 and the tested optical fiber 4 to the initial position to wait for the next operation.
Seventh step: continuously testing;
and step four, successively performing the fourth step until all optical fiber test data recording tasks are completed.
Eighth step: and (5) after the test is finished, pulling out the electric closing cover.
The coupler power line is pulled out, the upper cover 3 is closed, the tested optical cable is cut off from the cable skin stripping position, the cable head is wrapped by self-adhesive tape for 5cm, site garbage is cleaned, and the cable head leaves the site.
Example III
As shown in fig. 7, the construction method of the embodiment is used for optical cable construction and obstacle detection, and the specific construction method comprises the following steps:
the first step: finding out the tested optical fiber A;
opening the optical cable joint box, finding out the tested optical fiber 4 corresponding to the obstacle optical fiber number, removing the fusion point, taking out the tested optical fiber by 0.6-1 meter, removing the optical fiber coating layer by 30mm, and preparing an end face for standby, wherein the end face is 15-20 mm away from the coating layer. And removing the optical fiber coating layer by using a blade to prepare an end face for standby. The obstacle point may be on either side of the test point.
And a second step of: the coupler is connected with power-on reset;
the Micro USB power interface 6 of the charger and the electric optical fiber coupler is connected by a charging wire, so as to supply power to the coupler, and the fiber feeding table 24 is positioned on the right side of the channel, and if the reset key 7 is pressed on the left side, the fiber feeding table is reset.
And a third step of: connecting the tail fiber with a tester;
starting the instrument and adjusting the instrument to a real-time state; inserting the PC/FC head of the test pigtail 12 into a test instrument, removing the coating layer 15cm from the optical fiber at the other side of the pigtail to prepare an end surface, inserting the end surface into the indication position of the coupling groove 18 through the fiber guide frame 20, keeping the pigtail motionless, and closing the pigtail pressing plate 10 to fix the pigtail;
fourth step: placing the tested optical fiber;
the hinge of the fiber feeding table 24 is opened, the end face of the tested optical fiber 4 is placed at the scale position, the head of the optical fiber is positioned at the bottom of the fiber guiding frame 20, the optical fiber is placed into the minimum groove of the fiber feeding table 24, the hinge is closed, and the fiber feeding key 7 is pressed.
Fifth step: automatically coupling to obtain data;
in the fiber feeding process, the measured optical fiber 4 is slightly 2-3mm long, and is slightly bent after contacting the end face of the tail fiber, and is tightly attached to the end face of the tail fiber. At this time, the program-controlled frame-type electromagnet 15 pulls down the coupling pressing plate 17, and compresses the heads of the tested optical fiber 4 and the tail optical fiber simultaneously to form an optical channel, so that the coupling is completed. Adjusting a test instrument to test out required data;
sixth step: judging and processing obstacle points;
judging the obstacle direction and position according to the distance obtained by the test, taking out the optical cable at the obstacle direction and position, checking the injured condition of the optical cable, and repairing the optical cable by adopting methods of longitudinal breaking, replacement and the like according to different injured conditions. The test points are kept monitored until the obstacle repair is completed, and then the next obstacle is processed.
Seventh step: ending the test;
after the obstacle is repaired, the power line of the coupler is pulled out from the test point, the upper cover 3 is closed, and the automatic coupler is collected. And (3) re-welding the broken optical fibers in the test point connector box, recovering the original state, and re-binding and fixing the connector box. And (5) leaving after cleaning the construction site.
Example IV
The aerial optical cable line engineering monitors the connection quality of two groups of connection groups in real time, the optical cable adopts 108 core layer twisted optical cables, the two groups of connection tools are identical, the personnel skill level is not greatly different, the connection index requirements are identical, 1 group is monitored by using an old coupler, and 2 group is monitored by using an automatic coupler. And continuing for 5 consecutive days, the workload of each group is as follows:
the coupler is used for carrying out real-time monitoring on connection, so that connection quality can be guaranteed, and the fact that the automatic coupling table is used for carrying out monitoring operation can reduce the whole service time, and the more skilled the use is, the more obvious the effect is. The artificial factor of the coupling process of the automatic coupler is reduced, the coupling attenuation is very small and similar, the automatic coupler can provide clear test images within the range of 60 km according to the calculation of 3 km/joint, the discrimination is convenient, the end face time is reduced by using a plurality of fiber feeding tables, and the test speed is improved. And the continuous group using the automatic coupler is shifted to work in advance within 5 days, so that the labor intensity is reduced. The economic benefit brought by the automatic coupler is obvious.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the invention, which are within the scope of the invention.
Claims (7)
1. An electric fiber coupler, characterized in that: the device comprises an upper cover (1), a panel (2), a box body (3), an iron sheet (5), a power interface (6), a key (7), a circuit control board (8), a USB power supply interface (9), a tail fiber pressing plate (10), a tail fiber table (11), a shallow groove (13), a magnet (14), a frame type electromagnet (15), a coupling base (16), a coupling pressing plate (17), a coupling groove (18), a coupling body (19), a fiber guiding frame (20), a stepping motor (21), a track (22), a sliding sheet (23) and a fiber feeding table (24), wherein the box body (3) is a container of all components and is divided into an upper layer and a lower layer by the panel (2), and the power interface (6), the circuit control board (8), the frame type electromagnet (15), the stepping motor (21), the track (22) and the sliding sheet (23) are arranged on the lower layer; the key (7), the USB power supply interface (9), the tail fiber stage (11), the coupler (19), the fiber guide frame (20), the coupling pressing plate (17) and the fiber inlet stage (24) are arranged on the panel; the upper cover (1) is fixed on one side of the box body (3) through a rotating shaft;
a shallow groove (13) and a magnet (14) are arranged in the tail fiber table (11), an iron sheet (5) is fixed on the tail fiber pressing plate (10), and the iron sheet is connected to the tail fiber table (11) through a rotating shaft to form a tail fiber module; a coupling groove (18) is arranged on the central axis of the coupling body (19), a coupling pressing plate (17) is arranged above the coupling body (19), a frame type electromagnet (15) is arranged below the coupling body, fiber guide frames (20) are arranged on the left side and the right side, and the components are arranged on a coupling base (16) to form a coupling module; the stepping motor (21) is arranged at the bottom of the track (22), the sliding sheet (23) is inserted into the track (22), the stepping motor (21) is connected with the sliding sheet (23), and the sliding sheet (23) is placed into the fiber feeding table (24) to form a fiber feeding module; the test tail fiber (12) and the tested optical fiber (4) are respectively arranged in a tail fiber module and a fiber feeding module and are connected in a coupling groove (18) in the coupling module;
the front surfaces of the panel (2), the tail fiber pressing plate (10) and the sliding sheet (23) are adhered with a layer of iron sheet (5), so that the magnet (14) can be conveniently attached;
under the condition of electrifying, the action of the frame type electromagnet (15) and the stepping motor (21) is controlled by the circuit control board (8) through the operation of the key (7), and the coupling groove (18) is pressed and released, so that the fiber feeding and resetting of the tested optical fiber (4) are realized;
a magnet (14) is arranged on the surface of the tail fiber table (11) and fixes the tail fiber together with the tail fiber pressing plate (10); the bottom of the fiber feeding table (24) is provided with a magnet (14) which can be attached to the sliding sheet (23); a plurality of fiber feeding tables (24) can be attached to the covering area of the iron sheet (5) of the panel (2).
2. The electrically powered fiber optic coupler of claim 1, wherein: the upper cover (1) is made of a plastic plate, organic glass or an epoxy resin plate, the upper cover (1) is 150-250 mm long, 50-170 mm wide and 15-40mm high, the box body (3) is made of a plastic plate, organic glass or an epoxy resin plate, and the box body (3) is 150-250 mm long, 50-170 mm wide and 15-40mm high.
3. The electrically powered fiber optic coupler of any of claims 1-2, wherein: the tail fiber table (11) is made of plastic blocks, the length of the tail fiber table (11) is 10mm-40mm, the width of the tail fiber table is 10mm-40mm, the height of one end, close to the coupling body (19), of the tail fiber table (11) is 2mm-8mm, the height of the other end of the tail fiber table is 2mm-8mm, the depth of a shallow groove (13) in the tail fiber table (11) is 0.2-1mm, one magnet (14) is embedded in the tail fiber table (11), and the diameter of the magnet (14) is 3-10mm.
4. The electrically powered fiber optic coupler of any of claims 1-2, wherein: one side of the coupling groove (18) is opposite to the lower end of the tail fiber table (11), the other side is opposite to the track (22), the shallow groove (13), the coupling groove (18) and the track (22) of the tail fiber table (11) are positioned on the same straight line, and the fiber guiding frame (20) is arranged on two sides of the coupling body (19) and can guide the tested optical fiber (4) into the coupling groove (18).
5. The electrically powered fiber optic coupler of any of claims 1-2, wherein: the joint of the tail fiber pressing plate (10) and the tail fiber table (11) is made into a hinge type.
6. A method of using the electrical fiber coupler of claim 1, comprising the steps of:
the first step: a charging wire is used for connecting a charger with a Micro USB power interface (6) of an electric optical fiber coupler to supply power to the coupler, a fiber feeding table (24) is positioned on the right side of the channel, and if a reset key is pressed on the left side for reset;
and a second step of: starting the instrument and adjusting the instrument to a real-time state; inserting a PC/FC head of the test tail fiber (12) into a test instrument, making the other end of the test tail fiber (12) into an end face, inserting the end face into an indication position of a coupling groove (18) through a fiber guide frame (20), keeping the test tail fiber (12) motionless, and closing a tail fiber pressing plate (10) to fix the test tail fiber (12);
and a third step of: manufacturing the end face of the optical fiber to be tested;
fourth step: the end face of the detected optical fiber (4) needs to be placed in the indicated area, and the optical fiber head is positioned at the bottom of the fiber guide frame (20) so as to press a fiber feeding key;
fifth step: in the fiber feeding process, after the tested optical fiber (4) contacts the end face of the tail optical fiber, slight bending can occur, at the moment, a program control frame type electromagnet (15) is arranged to pull down a coupling pressing plate (17), the tested optical fiber (4) and the head of the tail optical fiber are simultaneously pressed, an optical channel is formed, a test instrument is regulated, and required data are tested;
sixth step: after resetting, the setting program firstly controls the frame type electromagnet (15) to release the coupling pressing plate (17), then drives the stepping motor (21) to reversely rotate, and retreats the sliding vane (23) to the initial position together with the fiber feeding table (24) and the tested optical fiber (4) to wait for the next operation;
seventh step: returning to the fourth step, continuously testing,
until all optical fiber test data recording tasks are completed;
eighth step: and (3) pulling out the power line of the coupler, closing the upper cover (1), and cleaning the construction site to leave.
7. The method of using an electrically powered fiber optic coupler of claim 6, wherein: the second step, stripping the outer protective layer 10cm-30cm from the optical fiber side of the single-end pigtail to prepare an end face to be inserted into a coupling body (19), and closing the pigtail pressing plate (10); taking out the measured optical fiber (4) 0.3-1.5 m, removing the optical fiber coating layer by using a blade for 10-30 mm, and manufacturing an end face for standby, wherein the end face is 10-30 mm away from the coating layer; and fourthly, pinching the measured optical fiber (4) with the manufactured end face at the position 30mm-100mm away from the end face, wherein the end face exceeds the fiber guide frame (20) and is positioned at the indicated position, and closing the fiber feeding table (24).
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| CN110954300B (en) * | 2019-12-21 | 2021-12-03 | 三江学院 | Automatic change optic fibre quality testing all-in-one |
| CN111751939B (en) * | 2020-06-18 | 2022-04-22 | 北京航天时代光电科技有限公司 | Coupling and bonding device for tail fibers of photoelectric detector |
| CN113324735B (en) * | 2021-05-21 | 2023-08-15 | 江东科技有限公司 | Optical fiber test coupling device |
| CN113848043B (en) * | 2021-10-28 | 2024-10-18 | 中邮建技术有限公司 | Electric multi-fiber coupler and use method thereof |
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| CN109031552A (en) * | 2018-10-15 | 2018-12-18 | 中南大学 | A kind of photodetection automatic coupling equipment |
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| EP1450190A1 (en) * | 2003-02-21 | 2004-08-25 | C.S.E.M. Centre Suisse D'electronique Et De Microtechnique Sa | Apparatus and method for real-time optical fiber coupling |
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| US6690864B1 (en) * | 2001-01-04 | 2004-02-10 | Axsun Technologies, Inc. | System and method for installation and alignment of optical fiber |
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