CN115842586A - Automatic tester for optical splitter and testing method thereof - Google Patents
Automatic tester for optical splitter and testing method thereof Download PDFInfo
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- CN115842586A CN115842586A CN202211567110.7A CN202211567110A CN115842586A CN 115842586 A CN115842586 A CN 115842586A CN 202211567110 A CN202211567110 A CN 202211567110A CN 115842586 A CN115842586 A CN 115842586A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to the technical field of optical branching devices, and discloses an automatic tester for an optical branching device, which comprises a workbench, wherein the left side of the workbench is fixedly connected with a supporting plate, the inner wall of the workbench is fixedly connected with a partition plate, the left side of the workbench is fixedly connected with a refrigerating machine, the inner wall of the partition plate is fixedly connected with a filter box, the inner wall of the filter box is provided with a fan set, and the surface of the partition plate is communicated with a pipeline.
Description
Technical Field
The invention relates to the technical field of optical dividers, in particular to an automatic tester of an optical divider and a testing method thereof.
Background
An optical splitter, also called an optical splitter, is one of important passive devices in an optical fiber link, and is an optical fiber junction device with a plurality of input ends and a plurality of output ends, in numerous test experiments of the optical splitter, the low-temperature characteristic test of the optical splitter needs to be carried out, after the optical splitter needs to be placed in an environment with forty ℃ below zero for twelve hours, two FOT-932 optical multimeters are respectively inserted into the input end and the output end of the optical splitter, and the uplink insertion loss, the downlink insertion loss and the return loss value of the optical splitter are tested and recorded.
The invention discloses an insertion loss testing device of an optical splitter, and particularly relates to an insertion loss testing device of the optical splitter, which is used for improving testing accuracy, and provides the insertion loss testing device of the optical splitter, wherein the insertion loss testing device of the optical splitter comprises a testing frame, a first support frame, a second support frame, a stable light source, an optical power meter, an optical fiber wire and the like, the first support frame is arranged on the left front side of the lower portion of the testing frame, the second support frame is arranged on the right front side of the lower portion of the testing frame, the stable light source is arranged on the first support frame, the optical power meter is arranged on the second support frame, the optical fiber wire connected with the optical splitter is arranged on the stable light source and the optical power meter, the optical fiber wire is connected with the testing frame in a sliding mode, a lower voltage divider is moved downwards, the lower voltage divider drives a first connecting rod and an upper part of the first connecting rod to move downwards, the optical power meter is folded and located in the testing frame, test results are prevented from being influenced by external factors, testing accuracy is improved, and the device can be used for solving the problem that when the optical splitter is inserted into an FOT-optical splitter in an environment with twelve hours at-four-hour, the temperature, and the optical splitter, the problem that the optical splitter, the problem that the optical loss can be rapidly tested and the optical splitter, and the problem that the optical splitter can be rapidly detected, and the problem that the optical splitter can be solved, and the problem that the optical splitter can be rapidly detected, and the problem that the optical loss can be detected, and the problem that the optical splitter can be rapidly detected, and the optical splitter can be solved.
Disclosure of Invention
The invention aims to solve the technical problem that in the prior art, two FOT-932 optical multimeters need to be taken out and respectively inserted into the input end and the output end of an optical splitter after the optical splitter is in an environment with forty ℃ below zero for twelve hours, and the temperature of the optical splitter can be rapidly increased due to the normal temperature of the environment, so that certain deviation can occur in the uplink and downlink insertion loss and return loss values of the optical splitter during testing and recording, and provides an automatic tester for the optical splitter and a testing method thereof.
In order to solve the technical problems, the invention adopts the technical scheme that: an automatic tester of an optical divider comprises a workbench, wherein a supporting plate is fixedly connected to the left side of the workbench, a partition plate is fixedly connected to the inner wall of the workbench, a refrigerating machine is fixedly connected to the left side of the workbench, an electric push rod is fixedly connected to the top of the supporting plate, an output end of the electric push rod is fixedly connected with a push plate, a top cover is detachably mounted on the inner wall of the top of the workbench, the inner wall of the top cover is rotatably connected with a baffle through a torsion spring, a first motor is fixedly connected to the bottom of the workbench, a threaded rod is fixedly connected to the output end of the first motor, fixed plates are fixedly connected to the front portion and the rear portion of the workbench, a second motor is fixedly connected to the front portion of the fixed plate, a two-way screw rod is fixedly connected to the output end of the second motor, the surface of the bidirectional screw is provided with an optical multimeter through two connecting plates in threaded connection, the inner wall of the partition plate is fixedly connected with a filter box, the inner wall of the filter box is provided with a fan set, the surface of the partition plate is communicated with a pipeline, the surface of the threaded rod is in threaded connection with a movable plate, the top of the partition plate is fixedly connected with a limiting plate, when the optical demultiplexer in the workbench is detected, the optical demultiplexer is placed at low temperature for twelve hours through a refrigerator, then a motor is started to drive the threaded rod to rotate, the threaded rod can drive the limited movable plate to move upwards, the movable plate can drive the optical demultiplexer to move upwards and push a baffle on a top cover to rotate and expose the optical demultiplexer to the outside of the top cover, at the moment, an electric push rod is started to push the push plate to move, and the exposed optical demultiplexer can be pushed to move and cling to the limiting plate; the refrigerator is communicated with the workbench, the bottom of the push plate is contacted with the top of the top cover, the bottom of the optical multimeter is contacted with the top of the fixed plate, the surface of the threaded rod is rotatably connected with the inner wall of the bottom of the workbench, the surface of the threaded rod is contacted with the inner wall of the top cover, the surface of the movable plate is contacted with the inner wall of the workbench, one end, away from the partition plate, of the pipeline is communicated with the bottom of the filter box, the motor II is started and drives the bidirectional screw rod to rotate through rotation, the bidirectional screw rod can drive the two optical multimeters to gather through the connecting plate, so that the two optical multimeters are inserted into the input end and the output end of the optical splitter to be tested, meanwhile, the fan set in the filter box below the optical splitter can be started and can pump out cold air in the workbench and blow the cold air to the optical splitter through the pipeline, the temperature rise of the optical splitter can be slowed down, and errors in experimental detection can be reduced.
Preferably, a rotating and cooling-equalizing device is arranged on the inner wall of the partition plate, the rotating and cooling-equalizing device comprises a rotating rod, the surface of the rotating rod is communicated with an air outlet plate, the surface of the rotating rod is fixedly connected with a chain wheel set, the right side of the partition plate is fixedly connected with a motor III, and the inner wall of the rotating rod is fixedly connected with a guide block; the surface of the rotary rod is respectively connected with the partition board and the inner wall of the workbench in a rotating mode, the left end of the rotary rod is communicated with the right side of the refrigerator, the output end of the motor III is fixedly connected with the chain wheel above the chain wheel set, and if blown cold air is continuously blown to the same position of the surface of the optical splitter after twelve hours of placement, the surface temperature difference of the optical splitter is large, and the optical splitter is damaged.
Preferably, a rotation blocking device is arranged on the inner wall of the pipeline and comprises a cam, a balancing weight is fixedly connected to the inner wall of the cam, two rotating plates are rotatably connected to the right side of the partition plate through torsion springs, a sealing plate is fixedly connected to one side, close to each other, of the two rotating plates, the cam is driven to rotate when the rotating rod rotates, the rotating plate is driven to rotate in a reciprocating mode through a bulge, when the rotating plate is not driven to reset by the torsion springs of the rotating plate, the bulge of the cam can push the rotating plate to rotate into the pipeline again next time, the rotating plate drives the sealing plate to block the pipeline, leakage of cold air in the workbench is greatly reduced, and the refrigeration and heat preservation effects in the workbench are improved; the left side of cam and the right-hand member fixed connection of rotary rod, the left side of cam and the right side of baffle contact each other, the left side of rotor plate and closing plate and the right side of baffle contact each other, the right side of rotor plate and closing plate and the inner wall of pipeline contact each other, test the back, and the motor stops the rotation three, and the rotary rod can't continue to rotate this moment, and the cam passes through the balancing weight of inner wall for protruding department is placed perpendicularly downwards, and at this moment the rotor plate can reset and open the pipeline under the torsional spring effect, realizes the discharge of air conditioning.
Preferably, the top of the moving plate is fixedly connected with a limiting and fixing device, the limiting and fixing device comprises clamping plates, the inner walls of the clamping plates are fixedly connected with elastic pieces, one sides of the elastic pieces, far away from the clamping plates, are fixedly connected with inclined blocks, when the optical splitter is placed, the optical splitter is inserted between the two clamping plates from top to bottom, the inclined blocks can be pushed towards the elastic pieces through the inclined planes on the inclined blocks, the optical splitter can cross the inclined blocks and is placed on the moving plate, the elastic pieces can help the inclined blocks to reset so that the inclined blocks move to the upper surfaces of the optical splitter, the optical splitter can be limited, and the optical splitter is prevented from being deviated when cold air is blown in, so that the subsequent pushing is influenced, the plug of the optical multimeter is deviated from the interface of the optical splitter, and the optical multimeter cannot be connected; the bottom of splint and the top fixed connection of movable plate, the surface of sloping block and the inner wall sliding connection of splint.
A testing method of an automatic tester of an optical splitter comprises the following steps:
the method comprises the following steps: opening the top cover, placing the optical splitter on the moving plate, closing the top cover, starting the refrigerator and continuously introducing cold air at the temperature of minus forty ℃ into the workbench, and continuously keeping the temperature of minus forty ℃ inside the workbench for twelve hours;
step two: after twelve hours, the motor is started to drive the threaded rod to rotate, the threaded rod can drive the limited moving plate to move upwards, the moving plate can drive the optical splitter to move upwards and push the baffle on the top cover to rotate and enable the optical splitter to be exposed out of the top cover, the electric push rod is started to push the push plate to move, and the push plate can push the exposed optical splitter to move and enable the optical splitter to move and cling to the limiting plate;
step three: the second motor is started, the bidirectional screw is driven to rotate through rotation, the bidirectional screw can drive the two optical multimeters to gather together through the connecting plate, and the two optical multimeters are inserted into the input end and the output end of the optical splitter to be tested;
step four: the fan set in the filter box under the optical splitter can start and draw out the cold air in the workbench and blow the cold air to the optical splitter through the pipeline.
By adopting the technical scheme, the invention can bring the following beneficial effects:
1. according to the automatic tester for the optical splitter and the testing method thereof, through the matching operation among the workbench, the supporting plate, the partition plate, the refrigerator, the electric push rod, the push plate, the top cover, the baffle plate, the first motor, the threaded rod, the fixed plate, the second motor, the bidirectional screw, the optical multimeter, the filter box, the fan group, the pipeline, the movable plate and the limiting plate, during testing, the fan group in the filter box below the optical splitter can be started, cool air in the workbench is drawn out and blown to the optical splitter through the pipeline, so that the temperature rise of the optical splitter can be slowed down, and errors during experimental detection are reduced.
2. According to the automatic tester and the testing method of the optical splitter, the rotary rod, the air outlet plate, the chain wheel set and the motor are matched to operate, so that the surface of the optical splitter can be prevented from being cooled unevenly, and if cold air blown out continuously blows to the same position of the surface of the optical splitter after being placed for twelve hours, the temperature difference on the surface of the optical splitter is large, and the optical splitter is damaged.
3. According to the automatic tester for the optical splitter and the testing method thereof, the rotating plate drives the sealing plate to block a pipeline through the matching operation among the cam, the balancing weight, the rotating plate and the sealing plate, so that the leakage of cold air in the workbench is greatly reduced, and the refrigeration and heat preservation effects in the workbench are improved.
4. According to the automatic tester for the optical branching device and the testing method thereof, the optical branching device can be limited through the matching operation among the clamping plate, the elastic sheet and the inclined block, and the optical branching device is prevented from being deviated when cold air is blown in, so that subsequent pushing is influenced, and the plug of the optical multimeter and the interface of the optical branching device are deviated and cannot be connected.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a half sectional view of the structure of the work table of the present invention;
FIG. 3 is a semi-sectional view of the baffle structure of the present invention;
FIG. 4 is a schematic diagram of a refrigerator according to the present invention;
FIG. 5 is a schematic view of a rotary rod according to the present invention;
FIG. 6 is a half sectional view of the rotary lever structure of the present invention;
FIG. 7 is a schematic view of a rotating plate according to the present invention;
fig. 8 is a schematic view of the splint structure of the present invention.
In the figure: 1. a work table; 2. a support plate; 3. a partition plate; 4. rotating the uniform cooling device; 41. rotating the rod; 42. an air outlet plate; 43. a sprocket set; 44. a third motor; 45. a guide block; 5. a rotation blocking device; 51. a cam; 52. a balancing weight; 53. a rotating plate; 54. a sealing plate; 6. a limiting and fixing device; 61. a splint; 62. an elastic sheet; 63. a sloping block; 7. a refrigerator; 8. an electric push rod; 9. pushing the plate; 10. a top cover; 11. a baffle plate; 12. a first motor; 13. a threaded rod; 14. a fixing plate; 15. a second motor; 16. a bidirectional screw; 17. an optical multimeter; 18. a filter box; 19. a fan set; 20. a pipeline; 21. moving the plate; 22. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
An automatic tester of an optical splitter and a testing method thereof are disclosed, as shown in figures 1-7, comprising a workbench 1, a supporting plate 2 is fixedly connected to the left side of the workbench 1, a partition plate 3 is fixedly connected to the inner wall of the workbench 1, a refrigerator 7 is fixedly connected to the left side of the workbench 1, an electric push rod 8 is fixedly connected to the top of the supporting plate 2, a push plate 9 is fixedly connected to the output end of the electric push rod 8, a top cover 10 is detachably mounted on the inner wall of the top of the workbench 1, a baffle plate 11 is rotatably connected to the inner wall of the top cover 10 through a torsion spring, a first motor 12 is fixedly connected to the bottom of the workbench 1, a threaded rod 13 is fixedly connected to the output end of the first motor 12, a fixed plate 14 is fixedly connected to both the front and rear of the workbench 1, a second motor 15 is fixedly connected to the front of the fixed plate 14, a two-way threaded rod 16 is fixedly connected to the output end of the second motor 15, an optical multimeter 17 is mounted on the surface of the two-way threaded connection plates, a filter box 18 is fixedly connected to the inner wall of the partition plate 3, a fan set 19 is mounted on the inner wall of the filter box 18, a pipeline 20 is communicated with the surface of the partition plate 3, a movable plate 21 is connected to the surface of the threaded plate, a limiting plate 22 is connected to the threaded plate 3, and a limiting plate 22 is connected to the top of the filter plate for detection, firstly, the optical splitter in the workbench 1 is placed at a low temperature for twelve hours through the refrigerator 7, then the first motor 12 is started and drives the threaded rod 13 to rotate, the threaded rod 13 drives the limited moving plate 21 to move upwards, the moving plate 21 drives the optical splitter to move upwards and pushes the baffle 11 on the top cover 10 to rotate, and the optical splitter is exposed out of the top cover 10, at this time, the electric push rod 8 is started and pushes the push plate 9 to move, and the push plate 9 can push the exposed optical splitter to move, so that the optical splitter moves and clings to the limiting plate 22; the refrigerator 7 is communicated with the workbench 1, the bottom of the push plate 9 is contacted with the top of the top cover 10, the bottom of the optical multimeter 17 is contacted with the top of the fixed plate 14, the surface of the threaded rod 13 is rotatably connected with the inner wall of the bottom of the workbench 1, the surface of the threaded rod 13 is contacted with the inner wall of the top cover 10, the surface of the movable plate 21 is contacted with the inner wall of the workbench 1, one end of the pipeline 20, far away from the partition plate 3, is communicated with the bottom of the filter box 18, the motor II 15 is started, the bidirectional screw 16 is driven to rotate through rotation, the bidirectional screw 16 drives the two optical multimeters 17 to gather through the connecting plate, so that the two optical multimeters 17 are inserted into the input end and the output end of the optical splitter for testing, meanwhile, the fan set 19 in the filter box 18 below the optical splitter is started, cold air in the workbench 1 is pumped out and blown to the optical splitter through the pipeline 20, the temperature rise of the optical splitter can be slowed down, and errors in experimental detection can be reduced.
The inner wall of the partition board 3 is provided with a rotary cooling-uniforming device 4, the rotary cooling-uniforming device 4 comprises a rotary rod 41, the surface of the rotary rod 41 is communicated with an air outlet plate 42, the surface of the rotary rod 41 is fixedly connected with a chain wheel set 43, the right side of the partition board 3 is fixedly connected with a motor three 44, the inner wall of the rotary rod 41 is fixedly connected with a guide block 45, when the refrigerator 7 is introduced with cold air to the workbench 1, the motor three 44 can drive the chain wheel set 43 to rotate, the chain wheel set 43 can drive the rotary rod 41 to rotate, and the cold air can be introduced into the rotary rod 41 and blown out through the air outlet plate 42 on the rotary rod 41, so that the cold air is uniformly blown into the workbench 1 and the surface of the optical splitter, and the surface of the optical splitter is prevented from being cooled unevenly; the surfaces of the rotating rods 41 are respectively connected with the partition plate 3 and the inner wall of the workbench 1 in a rotating mode, the left ends of the rotating rods 41 are communicated with the right side of the refrigerator 7, the output end of the motor three 44 is fixedly connected with the chain wheel above the chain wheel group 43, if blown cold air is blown to the same position on the surface of the optical splitter continuously, the temperature difference on the surface of the optical splitter is large, and the optical splitter is damaged, in practice, the distance between the two rotating rods 41 is large, the width of the fish moving plate 21 is larger than the width of the optical splitter, and therefore the moving plate 21 can drive the optical splitter to move upwards to the top cover 10 without being blocked by the rotating rods 21 and the air outlet plates 42 on the surface of the rotating rods 21, the guide blocks 45 in the rotating rods 41 can guide the cold air blown into the rotating rods 41, so that the cold air can relatively uniformly flow to the air outlet plates 42, the same amount of the cold air blown out by each air outlet plate 42 is ensured, and the uniformity of the cold air received by the optical splitter in the workbench 1 can be further improved.
The inner wall of the pipeline 20 is provided with a rotation blocking device 5, the rotation blocking device 5 comprises a cam 51, the inner wall of the cam 51 is fixedly connected with a balancing weight 52, the right side of the partition plate 3 is rotatably connected with two rotating plates 53 through torsion springs, one sides of the two rotating plates 53 close to each other are fixedly connected with sealing plates 54, when the rotating rod 41 rotates, the cam 51 can be driven to rotate, the cam 51 can be rotated to push the rotating plates 53 to rotate in a reciprocating mode through the protrusions, so that when the rotating plates 53 are not driven to reset by the torsion springs of the rotating plates, the protrusions of the cam 51 can push the rotating plates 53 to rotate into the pipeline 20 again next time, and the rotating plates 53 can drive the sealing plates 54 to block the pipeline 20, thereby greatly reducing cold air leakage in the workbench 1 and improving the refrigeration and heat preservation effects in the workbench 1; the left side of the cam 51 is fixedly connected with the right end of the rotating rod 41, the left side of the cam 51 is in contact with the right side of the partition plate 3, the left sides of the rotating plate 53 and the sealing plate 54 are in contact with the right side of the partition plate 3, the right sides of the rotating plate 53 and the sealing plate 54 are in contact with the inner wall of the pipeline 20, after a test is carried out, the motor III 44 stops rotating, the rotating rod 41 cannot rotate continuously, the cam 51 passes through the balancing weight 52 on the inner wall, the protruding part is vertically placed downwards, the rotating plate 53 can reset under the action of the torsion spring and opens the pipeline 20, and cold air is discharged.
The top of the moving plate 21 is fixedly connected with a limiting and fixing device 6, the limiting and fixing device 6 comprises clamping plates 61, elastic pieces 62 are fixedly connected to the inner walls of the clamping plates 61, one sides, far away from the clamping plates 61, of the elastic pieces 62 are fixedly connected with inclined blocks 63, when the optical branching devices are placed, the optical branching devices are inserted between the two clamping plates 61 from top to bottom, the inclined blocks 63 can be pushed towards the elastic pieces 62 through inclined surfaces on the inclined blocks 63, the optical branching devices can cross the inclined blocks 63 and are placed on the moving plate 21, the elastic pieces 62 can help the inclined blocks 63 to reset so that the inclined blocks 63 can move to the upper surfaces of the optical branching devices, and therefore the optical branching devices can be limited, the optical branching devices can be prevented from being deviated when cold air is blown in, further subsequent pushing is influenced, and the joints of plugs of the optical multimeters 17 and the optical branching devices can be deviated and cannot be connected; the bottom of the clamping plate 61 is fixedly connected with the top of the moving plate 21, and the surface of the inclined block 63 is slidably connected with the inner wall of the clamping plate 61.
Example two
A testing method of an automatic tester of an optical splitter comprises the following steps:
the method comprises the following steps: opening the top cover 10, placing the optical splitter on the moving plate 21, closing the top cover 10, starting the refrigerator 7 and continuously introducing cold air at minus forty ℃ into the workbench 1, so that the temperature of minus forty ℃ in the workbench 1 is continuously kept for twelve hours;
step two: after twelve hours, the first motor 12 is started and drives the threaded rod 13 to rotate, the threaded rod 13 drives the limited moving plate 21 to move upwards, the moving plate 21 drives the optical splitter to move upwards and pushes the baffle 11 on the top cover 10 to rotate and enable the optical splitter to be exposed out of the top cover 10, at the moment, the electric push rod 8 is started and pushes the push plate 9 to move, and the push plate 9 pushes the exposed optical splitter to move and enable the optical splitter to move and cling to the limiting plate 22;
step three: the second motor 15 is started, the two-way screw 16 is driven to rotate through rotation, the two-way screw 16 drives the two optical multimeters 17 to gather together through the connecting plate, and the two optical multimeters 17 are inserted into the input end and the output end of the optical branching device to be tested;
step four: the fan set 19 in the box 18 below the optical splitter will start and draw the cold air from the table 1 and blow it through the duct 20 towards the optical splitter.
According to the working principle, during detection, firstly, the optical splitter in the workbench 1 is placed at a low temperature for twelve hours through the refrigerator 7, then the first motor 12 is started and drives the threaded rod 13 to rotate, the threaded rod 13 can drive the limited moving plate 21 to move upwards, the moving plate 21 can drive the optical splitter to move upwards and push the baffle 11 on the top cover 10 to rotate and enable the optical splitter to be exposed out of the top cover 10, at the moment, the electric push rod 8 is started and drives the push plate 9 to move, the push plate 9 can push the exposed optical splitter to move and enable the optical splitter to move and to be tightly attached to the limiting plate 22, at the moment, the second motor 15 is started and drives the bidirectional screw 16 to rotate through rotation, the bidirectional screw 16 can drive the two optical multimeters 17 to be gathered together through the connecting plate, the two optical multimeters 17 are inserted into the input end and the output end of the optical splitter to be tested, meanwhile, the fan set 19 in the filter box 18 below the optical splitter can be started and can draw out cold air in the workbench 1 and can be blown to the optical splitter through the pipeline 20, so that the temperature rise of the optical splitter can be reduced, and errors during experimental detection can be reduced;
when the refrigerator 7 is used for introducing cold air into the workbench 1, the motor III 44 can drive the chain wheel set 43 to rotate, the chain wheel set 43 can drive the rotating rod 41 to rotate, and the cold air can be introduced into the rotating rod 41 and blown out through the air outlet plate 42 on the rotating rod 41, so that the cold air is blown into the workbench 1 and the surface of the optical splitter, the surface of the optical splitter is prevented from being cooled unevenly, and if the cold air blown out is continuously blown to the same position of the surface of the optical splitter, the surface temperature difference of the optical splitter is large, and the optical splitter is damaged;
when the rotating rod 41 rotates, the cam 51 is driven to rotate, the cam 51 rotates to push the rotating plate 53 to rotate in a reciprocating mode through the bulge, so that when the rotating plate 53 is not driven by the torsion spring of the rotating plate 53 to reset, the bulge of the cam 51 pushes the rotating plate 53 to rotate into the pipeline 20 again next time, the rotating plate 53 drives the sealing plate 54 to block the pipeline 20, leakage of cold air in the workbench 1 is greatly reduced, the refrigeration and heat preservation effects in the workbench 1 are improved, after a test is carried out, the motor III 44 stops rotating, the rotating rod 41 cannot continue to rotate at the moment, the cam 51 passes through the balancing weight 52 on the inner wall, the bulge is vertically placed downwards, the rotating plate 53 resets under the action of the torsion spring and opens the pipeline 20, and discharge of the cold air is achieved;
when placing optical divider, insert between two splint 61 from the top down optical divider, can promote sloping block 63 to elastic sheet 62 direction through the inclined plane on sloping block 63, make optical divider cross sloping block 63 and place on movable plate 21, and elastic sheet 62 can help sloping block 63 to reset and make sloping block 63 move to optical divider's upper surface, thereby can carry out spacingly to optical divider, optical divider takes place the skew when preventing air conditioning from blowing in, and then influence subsequent promotion, lead to optical multimeter 17's plug and optical divider's the interface to take place the skew, and then can't connect.
The present invention provides an automatic tester for an optical splitter and a testing method thereof, and a number of methods and ways for implementing the technical scheme are provided, the above description is only a preferred embodiment of the present invention, it should be noted that, for those skilled in the art, a number of improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. All the components not specified in the present embodiment can be realized by the prior art.
Claims (9)
1. The utility model provides an optical divider automatic tester, includes workstation (1), its characterized in that: the left side fixedly connected with backup pad (2) of workstation (1), the inner wall fixedly connected with baffle (3) of workstation (1), the left side fixedly connected with refrigerator (7) of workstation (1), the top fixedly connected with electric putter (8) of backup pad (2), the output fixedly connected with push pedal (9) of electric putter (8), the inner wall demountable installation at workstation (1) top has top cap (10), the inner wall of top cap (10) rotates through the torsional spring and is connected with baffle (11), the bottom fixedly connected with motor (12) of workstation (1), the output fixedly connected with threaded rod (13) of motor (12), the equal fixedly connected with fixed plate (14) in front portion and rear portion of workstation (1), the anterior fixedly connected with motor two (15) of fixed plate (14), the output fixedly connected with two-way screw rod (16) of motor two (15), the surface of two-way screw rod (16) is installed with light universal meter (17) through the connecting plate of two threaded connection, the inner wall fixedly connected with of baffle (3) strains box (18), the inner wall fixedly connected with of straining box (18) is installed with the baffle group (19), the surface of fan (21) has the movable plate (13), and the top of the partition plate (3) is fixedly connected with a limiting plate (22).
2. The automatic tester for the optical splitter according to claim 1, wherein: intercommunication each other between refrigerator (7) and workstation (1), the top of the bottom of push pedal (9) and top cap (10) contacts each other, the top of the bottom of light universal meter (17) and fixed plate (14) contacts each other, the surface of threaded rod (13) is rotated with the inner wall of workstation (1) bottom and is connected, the surface of threaded rod (13) and the inner wall of top cap (10) contact each other, the surface of movable plate (21) and the inner wall of workstation (1) contact each other, the one end that baffle (3) were kept away from in pipeline (20) and the bottom of cartridge (18) communicate each other.
3. The automatic tester for the optical splitter according to claim 1, wherein: the inner wall of baffle (3) is provided with rotates equal cold charge device (4), it is including rotary rod (41) to rotate equal cold charge device (4), the surface intercommunication of rotary rod (41) has air-out board (42), the fixed surface of rotary rod (41) is connected with sprocket group (43), the right side fixedly connected with motor three (44) of baffle (3), the inner wall fixedly connected with guide block (45) of rotary rod (41).
4. The automatic tester for the optical splitter according to claim 3, wherein: the surface of rotary rod (41) rotates with the inner wall of baffle (3) and workstation (1) respectively and is connected, communicate each other between the left end of rotary rod (41) and the right side of refrigerator (7), the output of motor three (44) and the top sprocket fixed connection of sprocket group (43).
5. The automatic tester for the optical splitter according to claim 4, wherein: the inner wall of the pipeline (20) is provided with a rotation blocking device (5), the rotation blocking device (5) comprises a cam (51), the inner wall of the cam (51) is fixedly connected with a balancing weight (52), the right side of the partition plate (3) is rotatably connected with two rotating plates (53) through torsion springs, and one sides, close to each other, of the two rotating plates (53) are fixedly connected with sealing plates (54).
6. The automatic tester for the optical splitter according to claim 5, wherein: the left side of the cam (51) is fixedly connected with the right end of the rotating rod (41), the left side of the cam (51) is in contact with the right side of the partition plate (3), the left sides of the rotating plate (53) and the sealing plate (54) are in contact with the right side of the partition plate (3), and the right sides of the rotating plate (53) and the sealing plate (54) are in contact with the inner wall of the pipeline (20).
7. The automatic tester for the optical splitter according to claim 6, wherein: the top fixedly connected with of movable plate (21) is spacing fixing device (6), spacing fixing device (6) is including splint (61), the inner wall fixedly connected with flexure strip (62) of splint (61), one side fixedly connected with sloping block (63) of splint (61) are kept away from in flexure strip (62).
8. The automatic tester for the optical splitter according to claim 7, wherein: the bottom of the clamping plate (61) is fixedly connected with the top of the moving plate (21), and the surface of the inclined block (63) is connected with the inner wall of the clamping plate (61) in a sliding mode.
9. The method for testing the automatic tester of the optical splitter according to any one of claims 1 to 8, wherein: the method comprises the following steps:
the method comprises the following steps: opening the top cover (10), placing the optical branching device on the moving plate (21), closing the top cover (10), starting the refrigerator (7) and continuously introducing cold air with the temperature of forty ℃ below zero into the workbench (1), so that the temperature of forty ℃ below zero in the workbench (1) is continuously kept for twelve hours;
step two: after twelve hours, the first motor (12) is started and drives the threaded rod (13) to rotate, the threaded rod (13) can drive the limited moving plate (21) to move upwards, the moving plate (21) can drive the optical splitter to move upwards and push the baffle (11) on the top cover (10) to rotate and enable the optical splitter to be exposed out of the top cover (10), at the moment, the electric push rod (8) is started and pushes the push plate (9) to move, and the push plate (9) can push the exposed optical splitter to move and enable the optical splitter to move and cling to the limiting plate (22);
step three: the motor II (15) is started, the bidirectional screw (16) is driven to rotate through rotation, the bidirectional screw (16) can drive the two optical multimeters (17) to gather together through the connecting plate, and the two optical multimeters (17) are inserted into the input end and the output end of the optical splitter to be tested;
step four: a fan set (19) in a filter box (18) below the optical splitter is started and draws cold air in the workbench (1) and blows the cold air to the optical splitter through a pipeline (20).
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| CN202211567110.7A CN115842586B (en) | 2022-12-07 | 2022-12-07 | Automatic tester for optical splitter and testing method thereof |
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| CN115842586B CN115842586B (en) | 2023-09-05 |
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| US20050025449A1 (en) * | 2002-11-08 | 2005-02-03 | Dirkson John C. | Methods and structures for testing optical subassemblies at higher and lower temperatures |
| CN207662605U (en) * | 2017-12-20 | 2018-07-27 | 上海鸿珊光电子技术有限公司 | A kind of optical branching device test equipment |
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| CN111638037A (en) * | 2020-05-29 | 2020-09-08 | 董智慧 | High-low temperature circulating box for optical divider |
| CN114894445A (en) * | 2022-05-10 | 2022-08-12 | 蒋明贺 | Insertion loss testing device of optical splitter |
| CN217384650U (en) * | 2021-06-17 | 2022-09-06 | 武汉炀和通信科技有限公司 | Optical divider test equipment |
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|---|---|---|---|---|
| US20050025449A1 (en) * | 2002-11-08 | 2005-02-03 | Dirkson John C. | Methods and structures for testing optical subassemblies at higher and lower temperatures |
| CN207662605U (en) * | 2017-12-20 | 2018-07-27 | 上海鸿珊光电子技术有限公司 | A kind of optical branching device test equipment |
| CN211234919U (en) * | 2020-01-02 | 2020-08-11 | 无锡职业技术学院 | PLC planar optical waveguide splitter performance detection device |
| CN111638037A (en) * | 2020-05-29 | 2020-09-08 | 董智慧 | High-low temperature circulating box for optical divider |
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| CN115842586B (en) | 2023-09-05 |
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